scanline.cpp revision 39764f41a5a6bff89160d644f509a05061365041
1dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project/* libs/pixelflinger/scanline.cpp 2dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** 339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner** Copyright 2006-2011, The Android Open Source Project 4dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** 5dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** Licensed under the Apache License, Version 2.0 (the "License"); 6dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** you may not use this file except in compliance with the License. 7dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** You may obtain a copy of the License at 8dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** 9dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** http://www.apache.org/licenses/LICENSE-2.0 10dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** 11dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** Unless required by applicable law or agreed to in writing, software 12dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** distributed under the License is distributed on an "AS IS" BASIS, 13dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** See the License for the specific language governing permissions and 15dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** limitations under the License. 16dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project*/ 17dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 18dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 19dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define LOG_TAG "pixelflinger" 20dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 21dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <assert.h> 22dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <stdlib.h> 23dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <stdio.h> 24dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <string.h> 25dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 26dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <cutils/memory.h> 27dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <cutils/log.h> 28dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 29dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include "buffer.h" 30dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include "scanline.h" 31dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 32dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include "codeflinger/CodeCache.h" 33dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include "codeflinger/GGLAssembler.h" 34dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include "codeflinger/ARMAssembler.h" 35dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project//#include "codeflinger/ARMAssemblerOptimizer.h" 36dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 37dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 38dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 39dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define ANDROID_CODEGEN_GENERIC 0 // force generic pixel pipeline 40dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define ANDROID_CODEGEN_C 1 // hand-written C, fallback generic 41dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define ANDROID_CODEGEN_ASM 2 // hand-written asm, fallback generic 42dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define ANDROID_CODEGEN_GENERATED 3 // hand-written asm, fallback codegen 43dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 44dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#ifdef NDEBUG 45dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project# define ANDROID_RELEASE 46dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project# define ANDROID_CODEGEN ANDROID_CODEGEN_GENERATED 47dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#else 48dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project# define ANDROID_DEBUG 49dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project# define ANDROID_CODEGEN ANDROID_CODEGEN_GENERATED 50dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif 51dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 52dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#if defined(__arm__) 53dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project# define ANDROID_ARM_CODEGEN 1 54dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#else 55dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project# define ANDROID_ARM_CODEGEN 0 56dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif 57dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 58dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define DEBUG__CODEGEN_ONLY 0 59dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 6039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* Set to 1 to dump to the log the states that need a new 6139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * code-generated scanline callback, i.e. those that don't 6239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * have a corresponding shortcut function. 6339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner */ 6439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner#define DEBUG_NEEDS 0 65dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 66dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#define ASSEMBLY_SCRATCH_SIZE 2048 67dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 68dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 69dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectnamespace android { 70dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 71dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 72dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void init_y(context_t*, int32_t); 73dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void init_y_noop(context_t*, int32_t); 74dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void init_y_packed(context_t*, int32_t); 75dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void init_y_error(context_t*, int32_t); 76dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 77dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void step_y__generic(context_t* c); 78dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void step_y__nop(context_t*); 79dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void step_y__smooth(context_t* c); 80dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void step_y__tmu(context_t* c); 81dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void step_y__w(context_t* c); 82dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 83dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void scanline(context_t* c); 84dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void scanline_perspective(context_t* c); 85dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void scanline_perspective_single(context_t* c); 86dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void scanline_t32cb16blend(context_t* c); 8739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16blend_dither(context_t* c); 8839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16blend_srca(context_t* c); 8939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16blend_clamp(context_t* c); 9039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16blend_clamp_dither(context_t* c); 9139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16blend_clamp_mod(context_t* c); 9239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_x32cb16blend_clamp_mod(context_t* c); 9339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16blend_clamp_mod_dither(context_t* c); 9439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_x32cb16blend_clamp_mod_dither(context_t* c); 95dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void scanline_t32cb16(context_t* c); 9639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16_dither(context_t* c); 9739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16_clamp(context_t* c); 9839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16_clamp_dither(context_t* c); 99f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewellstatic void scanline_col32cb16blend(context_t* c); 10039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t16cb16_clamp(context_t* c); 10139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t16cb16blend_clamp_mod(context_t* c); 102dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void scanline_memcpy(context_t* c); 103dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void scanline_memset8(context_t* c); 104dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void scanline_memset16(context_t* c); 105dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void scanline_memset32(context_t* c); 106dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void scanline_noop(context_t* c); 107dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void scanline_set(context_t* c); 108dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void scanline_clear(context_t* c); 109dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 110dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void rect_generic(context_t* c, size_t yc); 111dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void rect_memcpy(context_t* c, size_t yc); 112dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 113dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectextern "C" void scanline_t32cb16blend_arm(uint16_t*, uint32_t*, size_t); 114dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectextern "C" void scanline_t32cb16_arm(uint16_t *dst, uint32_t *src, size_t ct); 115f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewellextern "C" void scanline_col32cb16blend_neon(uint16_t *dst, uint32_t *col, size_t ct); 116f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewellextern "C" void scanline_col32cb16blend_arm(uint16_t *dst, uint32_t col, size_t ct); 117dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 118dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 119dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 12039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic inline uint16_t convertAbgr8888ToRgb565(uint32_t pix) 12139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 12239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return uint16_t( ((pix << 8) & 0xf800) | 12339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner ((pix >> 5) & 0x07e0) | 12439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner ((pix >> 19) & 0x001f) ); 12539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 12639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 127dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstruct shortcut_t { 128dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project needs_filter_t filter; 129dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const char* desc; 130dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project void (*scanline)(context_t*); 131dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project void (*init_y)(context_t*, int32_t); 132dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project}; 133dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 134dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// Keep in sync with needs 13539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 13639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* To understand the values here, have a look at: 13739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * system/core/include/private/pixelflinger/ggl_context.h 13839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 13939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * Especially the lines defining and using GGL_RESERVE_NEEDS 14039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 14139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * Quick reminders: 14239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * - the last nibble of the first value is the destination buffer format. 14339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * - the last nibble of the third value is the source texture format 14439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * - formats: 4=rgb565 1=abgr8888 2=xbgr8888 14539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 14639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * In the descriptions below: 14739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 14839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * SRC means we copy the source pixels to the destination 14939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 15039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * SRC_OVER means we blend the source pixels to the destination 15139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * with dstFactor = 1-srcA, srcFactor=1 (premultiplied source). 15239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * This mode is otherwise called 'blend'. 15339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 15439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * SRCA_OVER means we blend the source pixels to the destination 15539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * with dstFactor=srcA*(1-srcA) srcFactor=srcA (non-premul source). 15639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * This mode is otherwise called 'blend_srca' 15739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 15839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * clamp means we fetch source pixels from a texture with u/v clamping 15939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 16039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * mod means the source pixels are modulated (multiplied) by the 16139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * a/r/g/b of the current context's color. Typically used for 16239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * fade-in / fade-out. 16339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 16439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * dither means we dither 32 bit values to 16 bits 16539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner */ 166dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic shortcut_t shortcuts[] = { 167dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { { { 0x03515104, 0x00000077, { 0x00000A01, 0x00000000 } }, 168dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 16939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 8888 tx, blend SRC_OVER", scanline_t32cb16blend, init_y_noop }, 170dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { { { 0x03010104, 0x00000077, { 0x00000A01, 0x00000000 } }, 171dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 17239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 8888 tx, SRC", scanline_t32cb16, init_y_noop }, 17339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* same as first entry, but with dithering */ 17439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03515104, 0x00000177, { 0x00000A01, 0x00000000 } }, 17539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 17639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 8888 tx, blend SRC_OVER dither", scanline_t32cb16blend_dither, init_y_noop }, 17739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* same as second entry, but with dithering */ 17839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03010104, 0x00000177, { 0x00000A01, 0x00000000 } }, 17939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 18039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 8888 tx, SRC dither", scanline_t32cb16_dither, init_y_noop }, 18139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* this is used during the boot animation - CHEAT: ignore dithering */ 18239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03545404, 0x00000077, { 0x00000A01, 0x00000000 } }, 18339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFEFF, { 0xFFFFFFFF, 0x0000003F } } }, 18439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 8888 tx, blend dst:ONE_MINUS_SRCA src:SRCA", scanline_t32cb16blend_srca, init_y_noop }, 18539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* special case for arbitrary texture coordinates (think scaling) */ 18639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03515104, 0x00000077, { 0x00000001, 0x00000000 } }, 18739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 18839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 8888 tx, SRC_OVER clamp", scanline_t32cb16blend_clamp, init_y }, 18939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03515104, 0x00000177, { 0x00000001, 0x00000000 } }, 19039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 19139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 8888 tx, SRC_OVER clamp dither", scanline_t32cb16blend_clamp_dither, init_y }, 19239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* another case used during emulation */ 19339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03515104, 0x00000077, { 0x00001001, 0x00000000 } }, 19439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 19539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 8888 tx, SRC_OVER clamp modulate", scanline_t32cb16blend_clamp_mod, init_y }, 19639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* and this */ 19739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03515104, 0x00000077, { 0x00001002, 0x00000000 } }, 19839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 19939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, x888 tx, SRC_OVER clamp modulate", scanline_x32cb16blend_clamp_mod, init_y }, 20039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03515104, 0x00000177, { 0x00001001, 0x00000000 } }, 20139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 20239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 8888 tx, SRC_OVER clamp modulate dither", scanline_t32cb16blend_clamp_mod_dither, init_y }, 20339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03515104, 0x00000177, { 0x00001002, 0x00000000 } }, 20439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 20539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, x888 tx, SRC_OVER clamp modulate dither", scanline_x32cb16blend_clamp_mod_dither, init_y }, 20639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03010104, 0x00000077, { 0x00000001, 0x00000000 } }, 20739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 20839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 8888 tx, SRC clamp", scanline_t32cb16_clamp, init_y }, 20939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03010104, 0x00000077, { 0x00000002, 0x00000000 } }, 21039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 21139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, x888 tx, SRC clamp", scanline_t32cb16_clamp, init_y }, 21239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03010104, 0x00000177, { 0x00000001, 0x00000000 } }, 21339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 21439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 8888 tx, SRC clamp dither", scanline_t32cb16_clamp_dither, init_y }, 21539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03010104, 0x00000177, { 0x00000002, 0x00000000 } }, 21639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 21739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, x888 tx, SRC clamp dither", scanline_t32cb16_clamp_dither, init_y }, 21839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03010104, 0x00000077, { 0x00000004, 0x00000000 } }, 21939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 22039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 565 tx, SRC clamp", scanline_t16cb16_clamp, init_y }, 22139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { { { 0x03515104, 0x00000077, { 0x00001004, 0x00000000 } }, 22239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0x0000003F } } }, 22339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner "565 fb, 565 tx, SRC_OVER clamp", scanline_t16cb16blend_clamp_mod, init_y }, 224f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell { { { 0x03515104, 0x00000077, { 0x00000000, 0x00000000 } }, 225f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell { 0xFFFFFFFF, 0xFFFFFFFF, { 0xFFFFFFFF, 0xFFFFFFFF } } }, 226f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell "565 fb, 8888 fixed color", scanline_col32cb16blend, init_y_packed }, 227dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { { { 0x00000000, 0x00000000, { 0x00000000, 0x00000000 } }, 228dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0x00000000, 0x00000007, { 0x00000000, 0x00000000 } } }, 229dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project "(nop) alpha test", scanline_noop, init_y_noop }, 230dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { { { 0x00000000, 0x00000000, { 0x00000000, 0x00000000 } }, 231dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0x00000000, 0x00000070, { 0x00000000, 0x00000000 } } }, 232dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project "(nop) depth test", scanline_noop, init_y_noop }, 233dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { { { 0x05000000, 0x00000000, { 0x00000000, 0x00000000 } }, 234dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0x0F000000, 0x00000080, { 0x00000000, 0x00000000 } } }, 235dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project "(nop) logic_op", scanline_noop, init_y_noop }, 236dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { { { 0xF0000000, 0x00000000, { 0x00000000, 0x00000000 } }, 237dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0xF0000000, 0x00000080, { 0x00000000, 0x00000000 } } }, 238dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project "(nop) color mask", scanline_noop, init_y_noop }, 239dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { { { 0x0F000000, 0x00000077, { 0x00000000, 0x00000000 } }, 240dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0xFF000000, 0x000000F7, { 0x00000000, 0x00000000 } } }, 241dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project "(set) logic_op", scanline_set, init_y_noop }, 242dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { { { 0x00000000, 0x00000077, { 0x00000000, 0x00000000 } }, 243dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0xFF000000, 0x000000F7, { 0x00000000, 0x00000000 } } }, 244dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project "(clear) logic_op", scanline_clear, init_y_noop }, 245dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { { { 0x03000000, 0x00000077, { 0x00000000, 0x00000000 } }, 246dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0xFFFFFF00, 0x000000F7, { 0x00000000, 0x00000000 } } }, 247dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project "(clear) blending 0/0", scanline_clear, init_y_noop }, 248dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { { { 0x00000000, 0x00000000, { 0x00000000, 0x00000000 } }, 249dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0x0000003F, 0x00000000, { 0x00000000, 0x00000000 } } }, 250dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project "(error) invalid color-buffer format", scanline_noop, init_y_error }, 251dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project}; 252dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic const needs_filter_t noblend1to1 = { 253dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // (disregard dithering, see below) 254dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0x03010100, 0x00000077, { 0x00000A00, 0x00000000 } }, 255dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0xFFFFFFC0, 0xFFFFFEFF, { 0xFFFFFFC0, 0x0000003F } } 256dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project}; 257dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic const needs_filter_t fill16noblend = { 258dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0x03010100, 0x00000077, { 0x00000000, 0x00000000 } }, 259dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 0xFFFFFFC0, 0xFFFFFFFF, { 0x0000003F, 0x0000003F } } 260dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project}; 261dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 262dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 263dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 264dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#if ANDROID_ARM_CODEGEN 265dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic CodeCache gCodeCache(12 * 1024); 266dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 267dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectclass ScanlineAssembly : public Assembly { 268dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project AssemblyKey<needs_t> mKey; 269dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectpublic: 270dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ScanlineAssembly(needs_t needs, size_t size) 271dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project : Assembly(size), mKey(needs) { } 272dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const AssemblyKey<needs_t>& key() const { return mKey; } 273dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project}; 274dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif 275dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 276dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 277dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 278dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid ggl_init_scanline(context_t* c) 279dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 280dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->init_y = init_y; 281dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__generic; 282dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline = scanline; 283dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 284dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 285dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid ggl_uninit_scanline(context_t* c) 286dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 287dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->state.buffers.coverage) 288dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project free(c->state.buffers.coverage); 289dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#if ANDROID_ARM_CODEGEN 290dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->scanline_as) 291dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline_as->decStrong(c); 292dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif 293dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 294dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 295dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 296dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 297dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void pick_scanline(context_t* c) 298dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 299dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#if (!defined(DEBUG__CODEGEN_ONLY) || (DEBUG__CODEGEN_ONLY == 0)) 300dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 301dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#if ANDROID_CODEGEN == ANDROID_CODEGEN_GENERIC 302dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->init_y = init_y; 303dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__generic; 304dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline = scanline; 305dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return; 306dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif 307dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 308dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //printf("*** needs [%08lx:%08lx:%08lx:%08lx]\n", 309dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // c->state.needs.n, c->state.needs.p, 310dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // c->state.needs.t[0], c->state.needs.t[1]); 311dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 312dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // first handle the special case that we cannot test with a filter 313dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t cb_format = GGL_READ_NEEDS(CB_FORMAT, c->state.needs.n); 314dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (GGL_READ_NEEDS(T_FORMAT, c->state.needs.t[0]) == cb_format) { 315dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->state.needs.match(noblend1to1)) { 316dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // this will match regardless of dithering state, since both 317dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // src and dest have the same format anyway, there is no dithering 318dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // to be done. 319dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const GGLFormat* f = 320dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project &(c->formats[GGL_READ_NEEDS(T_FORMAT, c->state.needs.t[0])]); 321dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if ((f->components == GGL_RGB) || 322dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (f->components == GGL_RGBA) || 323dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (f->components == GGL_LUMINANCE) || 324dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (f->components == GGL_LUMINANCE_ALPHA)) 325dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 326dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // format must have all of RGB components 327dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // (so the current color doesn't show through) 328dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline = scanline_memcpy; 329dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->init_y = init_y_noop; 330dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return; 331dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 332dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 333dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 334dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 335dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->state.needs.match(fill16noblend)) { 336dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->init_y = init_y_packed; 337dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project switch (c->formats[cb_format].size) { 338dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 1: c->scanline = scanline_memset8; return; 339dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 2: c->scanline = scanline_memset16; return; 340dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 4: c->scanline = scanline_memset32; return; 341dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 342dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 343dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 344dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int numFilters = sizeof(shortcuts)/sizeof(shortcut_t); 345dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (int i=0 ; i<numFilters ; i++) { 346dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->state.needs.match(shortcuts[i].filter)) { 347dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline = shortcuts[i].scanline; 348dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->init_y = shortcuts[i].init_y; 349dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return; 350dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 351dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 352dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 35339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner#ifdef DEBUG_NEEDS 35439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner LOGI("Needs: n=0x%08x p=0x%08x t0=0x%08x t1=0x%08x", 35539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner c->state.needs.n, c->state.needs.p, 35639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner c->state.needs.t[0], c->state.needs.t[1]); 35739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner#endif 35839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 359dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif // DEBUG__CODEGEN_ONLY 360dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 361dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->init_y = init_y; 362dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__generic; 363dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 364dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#if ANDROID_ARM_CODEGEN 365dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // we're going to have to generate some code... 366dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // here, generate code for our pixel pipeline 367dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const AssemblyKey<needs_t> key(c->state.needs); 368dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project sp<Assembly> assembly = gCodeCache.lookup(key); 369dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (assembly == 0) { 370dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // create a new assembly region 371dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project sp<ScanlineAssembly> a = new ScanlineAssembly(c->state.needs, 372dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ASSEMBLY_SCRATCH_SIZE); 373dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // initialize our assembler 374dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project GGLAssembler assembler( new ARMAssembler(a) ); 375dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //GGLAssembler assembler( 376dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // new ARMAssemblerOptimizer(new ARMAssembler(a)) ); 377dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // generate the scanline code for the given needs 378dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int err = assembler.scanline(c->state.needs, c); 379dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (ggl_likely(!err)) { 380dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // finally, cache this assembly 381dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project err = gCodeCache.cache(a->key(), a); 382dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 383dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (ggl_unlikely(err)) { 384dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project LOGE("error generating or caching assembly. Reverting to NOP."); 385dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline = scanline_noop; 386dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->init_y = init_y_noop; 387dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__nop; 388dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return; 389dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 390dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project assembly = a; 391dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 392dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 393dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // release the previous assembly 394dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->scanline_as) { 395dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline_as->decStrong(c); 396dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 397dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 398dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //LOGI("using generated pixel-pipeline"); 399dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline_as = assembly.get(); 400dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline_as->incStrong(c); // hold on to assembly 401dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline = (void(*)(context_t* c))assembly->base(); 402dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#else 403dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// LOGW("using generic (slow) pixel-pipeline"); 404dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline = scanline; 405dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif 406dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 407dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 408dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid ggl_pick_scanline(context_t* c) 409dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 410dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project pick_scanline(c); 411dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if ((c->state.enables & GGL_ENABLE_W) && 412dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (c->state.enables & GGL_ENABLE_TMUS)) 413dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 414dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->span = c->scanline; 415dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline = scanline_perspective; 416dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (!(c->state.enabled_tmu & (c->state.enabled_tmu - 1))) { 417dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // only one TMU enabled 418dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline = scanline_perspective_single; 419dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 420dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 421dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 422dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 423dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 424dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 425dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void blending(context_t* c, pixel_t* fragment, pixel_t* fb); 426dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void blend_factor(context_t* c, pixel_t* r, uint32_t factor, 427dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const pixel_t* src, const pixel_t* dst); 428dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void rescale(uint32_t& u, uint8_t& su, uint32_t& v, uint8_t& sv); 429dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 430dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#if ANDROID_ARM_CODEGEN && (ANDROID_CODEGEN == ANDROID_CODEGEN_GENERATED) 431dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 432dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// no need to compile the generic-pipeline, it can't be reached 433dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline(context_t*) 434dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 435dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 436dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 437dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#else 438dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 439dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid rescale(uint32_t& u, uint8_t& su, uint32_t& v, uint8_t& sv) 440dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 441dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (su && sv) { 442dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (su > sv) { 443dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project v = ggl_expand(v, sv, su); 444dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project sv = su; 445dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else if (su < sv) { 446dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project u = ggl_expand(u, su, sv); 447dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project su = sv; 448dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 449dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 450dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 451dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 452dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid blending(context_t* c, pixel_t* fragment, pixel_t* fb) 453dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 454dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project rescale(fragment->c[0], fragment->s[0], fb->c[0], fb->s[0]); 455dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project rescale(fragment->c[1], fragment->s[1], fb->c[1], fb->s[1]); 456dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project rescale(fragment->c[2], fragment->s[2], fb->c[2], fb->s[2]); 457dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project rescale(fragment->c[3], fragment->s[3], fb->c[3], fb->s[3]); 458dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 459dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project pixel_t sf, df; 460dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project blend_factor(c, &sf, c->state.blend.src, fragment, fb); 461dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project blend_factor(c, &df, c->state.blend.dst, fragment, fb); 462dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 463dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment->c[1] = 464dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gglMulAddx(fragment->c[1], sf.c[1], gglMulx(fb->c[1], df.c[1])); 465dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment->c[2] = 466dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gglMulAddx(fragment->c[2], sf.c[2], gglMulx(fb->c[2], df.c[2])); 467dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment->c[3] = 468dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gglMulAddx(fragment->c[3], sf.c[3], gglMulx(fb->c[3], df.c[3])); 469dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 470dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->state.blend.alpha_separate) { 471dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project blend_factor(c, &sf, c->state.blend.src_alpha, fragment, fb); 472dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project blend_factor(c, &df, c->state.blend.dst_alpha, fragment, fb); 473dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 474dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 475dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment->c[0] = 476dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gglMulAddx(fragment->c[0], sf.c[0], gglMulx(fb->c[0], df.c[0])); 477dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 478dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // clamp to 1.0 479dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (fragment->c[0] >= (1LU<<fragment->s[0])) 480dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment->c[0] = (1<<fragment->s[0])-1; 481dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (fragment->c[1] >= (1LU<<fragment->s[1])) 482dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment->c[1] = (1<<fragment->s[1])-1; 483dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (fragment->c[2] >= (1LU<<fragment->s[2])) 484dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment->c[2] = (1<<fragment->s[2])-1; 485dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (fragment->c[3] >= (1LU<<fragment->s[3])) 486dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment->c[3] = (1<<fragment->s[3])-1; 487dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 488dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 489dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic inline int blendfactor(uint32_t x, uint32_t size, uint32_t def = 0) 490dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 491dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (!size) 492dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return def; 493dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 494dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // scale to 16 bits 495dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (size > 16) { 496dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project x >>= (size - 16); 497dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else if (size < 16) { 498dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project x = ggl_expand(x, size, 16); 499dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 500dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project x += x >> 15; 501dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return x; 502dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 503dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 504dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid blend_factor(context_t* c, pixel_t* r, 505dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t factor, const pixel_t* src, const pixel_t* dst) 506dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 507dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project switch (factor) { 508dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_ZERO: 509dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[1] = 510dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[2] = 511dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[3] = 512dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[0] = 0; 513dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 514dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_ONE: 515dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[1] = 516dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[2] = 517dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[3] = 518dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[0] = FIXED_ONE; 519dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 520dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_DST_COLOR: 521dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[1] = blendfactor(dst->c[1], dst->s[1]); 522dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[2] = blendfactor(dst->c[2], dst->s[2]); 523dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[3] = blendfactor(dst->c[3], dst->s[3]); 524dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[0] = blendfactor(dst->c[0], dst->s[0]); 525dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 526dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_SRC_COLOR: 527dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[1] = blendfactor(src->c[1], src->s[1]); 528dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[2] = blendfactor(src->c[2], src->s[2]); 529dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[3] = blendfactor(src->c[3], src->s[3]); 530dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[0] = blendfactor(src->c[0], src->s[0]); 531dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 532dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_ONE_MINUS_DST_COLOR: 533dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[1] = FIXED_ONE - blendfactor(dst->c[1], dst->s[1]); 534dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[2] = FIXED_ONE - blendfactor(dst->c[2], dst->s[2]); 535dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[3] = FIXED_ONE - blendfactor(dst->c[3], dst->s[3]); 536dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[0] = FIXED_ONE - blendfactor(dst->c[0], dst->s[0]); 537dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 538dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_ONE_MINUS_SRC_COLOR: 539dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[1] = FIXED_ONE - blendfactor(src->c[1], src->s[1]); 540dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[2] = FIXED_ONE - blendfactor(src->c[2], src->s[2]); 541dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[3] = FIXED_ONE - blendfactor(src->c[3], src->s[3]); 542dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[0] = FIXED_ONE - blendfactor(src->c[0], src->s[0]); 543dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 544dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_SRC_ALPHA: 545dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[1] = 546dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[2] = 547dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[3] = 548dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[0] = blendfactor(src->c[0], src->s[0], FIXED_ONE); 549dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 550dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_ONE_MINUS_SRC_ALPHA: 551dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[1] = 552dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[2] = 553dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[3] = 554dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[0] = FIXED_ONE - blendfactor(src->c[0], src->s[0], FIXED_ONE); 555dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 556dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_DST_ALPHA: 557dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[1] = 558dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[2] = 559dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[3] = 560dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[0] = blendfactor(dst->c[0], dst->s[0], FIXED_ONE); 561dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 562dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_ONE_MINUS_DST_ALPHA: 563dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[1] = 564dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[2] = 565dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[3] = 566dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r->c[0] = FIXED_ONE - blendfactor(dst->c[0], dst->s[0], FIXED_ONE); 567dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 568dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_SRC_ALPHA_SATURATE: 569dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // XXX: GGL_SRC_ALPHA_SATURATE 570dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 571dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 572dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 573dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 574dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic GGLfixed wrapping(int32_t coord, uint32_t size, int tx_wrap) 575dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 576dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project GGLfixed d; 577dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (tx_wrap == GGL_REPEAT) { 578dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project d = (uint32_t(coord)>>16) * size; 579dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else if (tx_wrap == GGL_CLAMP) { // CLAMP_TO_EDGE semantics 580dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const GGLfixed clamp_min = FIXED_HALF; 581dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const GGLfixed clamp_max = (size << 16) - FIXED_HALF; 582dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (coord < clamp_min) coord = clamp_min; 583dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (coord > clamp_max) coord = clamp_max; 584dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project d = coord; 585dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { // 1:1 586dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const GGLfixed clamp_min = 0; 587dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const GGLfixed clamp_max = (size << 16); 588dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (coord < clamp_min) coord = clamp_min; 589dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (coord > clamp_max) coord = clamp_max; 590dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project d = coord; 591dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 592dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return d; 593dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 594dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 595dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic inline 596dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source ProjectGGLcolor ADJUST_COLOR_ITERATOR(GGLcolor v, GGLcolor dvdx, int len) 597dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 598dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t end = dvdx * (len-1) + v; 599dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (end < 0) 600dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project v -= end; 601dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project v &= ~(v>>31); 602dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return v; 603dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 604dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 605dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline(context_t* c) 606dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 607dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t enables = c->state.enables; 608dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int xs = c->iterators.xl; 609dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int x1 = c->iterators.xr; 610dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int xc = x1 - xs; 611dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int16_t* covPtr = c->state.buffers.coverage + xs; 612dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 613dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // All iterated values are sampled at the pixel center 614dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 615dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // reset iterators for that scanline... 616dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project GGLcolor r, g, b, a; 617dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project iterators_t& ci = c->iterators; 618dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_SMOOTH) { 619dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r = (xs * c->shade.drdx) + ci.ydrdy; 620dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project g = (xs * c->shade.dgdx) + ci.ydgdy; 621dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project b = (xs * c->shade.dbdx) + ci.ydbdy; 622dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project a = (xs * c->shade.dadx) + ci.ydady; 623dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r = ADJUST_COLOR_ITERATOR(r, c->shade.drdx, xc); 624dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project g = ADJUST_COLOR_ITERATOR(g, c->shade.dgdx, xc); 625dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project b = ADJUST_COLOR_ITERATOR(b, c->shade.dbdx, xc); 626dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project a = ADJUST_COLOR_ITERATOR(a, c->shade.dadx, xc); 627dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 628dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r = ci.ydrdy; 629dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project g = ci.ydgdy; 630dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project b = ci.ydbdy; 631dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project a = ci.ydady; 632dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 633dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 634dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // z iterators are 1.31 635dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project GGLfixed z = (xs * c->shade.dzdx) + ci.ydzdy; 636dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project GGLfixed f = (xs * c->shade.dfdx) + ci.ydfdy; 637dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 638dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct { 639dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project GGLfixed s, t; 640dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } tc[GGL_TEXTURE_UNIT_COUNT]; 641dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_TMUS) { 642dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (int i=0 ; i<GGL_TEXTURE_UNIT_COUNT ; ++i) { 643dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->state.texture[i].enable) { 644dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texture_iterators_t& ti = c->state.texture[i].iterators; 645dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_W) { 646dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tc[i].s = ti.ydsdy; 647dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tc[i].t = ti.ydtdy; 648dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 649dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tc[i].s = (xs * ti.dsdx) + ti.ydsdy; 650dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tc[i].t = (xs * ti.dtdx) + ti.ydtdy; 651dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 652dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 653dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 654dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 655dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 656dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project pixel_t fragment; 657dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project pixel_t texel; 658dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project pixel_t fb; 659dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 660dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t x = xs; 661dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t y = c->iterators.y; 662dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 663dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while (xc--) { 664dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 665dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { // just a scope 666dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 667dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // read color (convert to 8 bits by keeping only the integer part) 668dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.s[1] = fragment.s[2] = 669dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.s[3] = fragment.s[0] = 8; 670dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.c[1] = r >> (GGL_COLOR_BITS-8); 671dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.c[2] = g >> (GGL_COLOR_BITS-8); 672dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.c[3] = b >> (GGL_COLOR_BITS-8); 673dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.c[0] = a >> (GGL_COLOR_BITS-8); 674dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 675dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // texturing 676dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_TMUS) { 677dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (int i=0 ; i<GGL_TEXTURE_UNIT_COUNT ; ++i) { 678dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texture_t& tx = c->state.texture[i]; 679dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (!tx.enable) 680dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project continue; 681dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texture_iterators_t& ti = tx.iterators; 682dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t u, v; 683dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 684dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // s-coordinate 685dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (tx.s_coord != GGL_ONE_TO_ONE) { 686dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int w = tx.surface.width; 687dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project u = wrapping(tc[i].s, w, tx.s_wrap); 688dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tc[i].s += ti.dsdx; 689dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 690dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project u = (((tx.shade.is0>>16) + x)<<16) + FIXED_HALF; 691dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 692dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 693dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // t-coordinate 694dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (tx.t_coord != GGL_ONE_TO_ONE) { 695dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int h = tx.surface.height; 696dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project v = wrapping(tc[i].t, h, tx.t_wrap); 697dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tc[i].t += ti.dtdx; 698dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 699dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project v = (((tx.shade.it0>>16) + y)<<16) + FIXED_HALF; 700dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 701dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 702dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // read texture 703dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (tx.mag_filter == GGL_NEAREST && 704dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tx.min_filter == GGL_NEAREST) 705dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 706dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project u >>= 16; 707dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project v >>= 16; 708dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tx.surface.read(&tx.surface, c, u, v, &texel); 709dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 710dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int w = tx.surface.width; 711dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int h = tx.surface.height; 712dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project u -= FIXED_HALF; 713dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project v -= FIXED_HALF; 714dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int u0 = u >> 16; 715dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int v0 = v >> 16; 716dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int u1 = u0 + 1; 717dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int v1 = v0 + 1; 718dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (tx.s_wrap == GGL_REPEAT) { 719dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (u0<0) u0 += w; 720dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (u1<0) u1 += w; 721dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (u0>=w) u0 -= w; 722dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (u1>=w) u1 -= w; 723dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 724dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (u0<0) u0 = 0; 725dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (u1<0) u1 = 0; 726dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (u0>=w) u0 = w-1; 727dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (u1>=w) u1 = w-1; 728dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 729dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (tx.t_wrap == GGL_REPEAT) { 730dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (v0<0) v0 += h; 731dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (v1<0) v1 += h; 732dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (v0>=h) v0 -= h; 733dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (v1>=h) v1 -= h; 734dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 735dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (v0<0) v0 = 0; 736dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (v1<0) v1 = 0; 737dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (v0>=h) v0 = h-1; 738dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (v1>=h) v1 = h-1; 739dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 740dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project pixel_t texels[4]; 741dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t mm[4]; 742dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tx.surface.read(&tx.surface, c, u0, v0, &texels[0]); 743dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tx.surface.read(&tx.surface, c, u0, v1, &texels[1]); 744dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tx.surface.read(&tx.surface, c, u1, v0, &texels[2]); 745dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tx.surface.read(&tx.surface, c, u1, v1, &texels[3]); 746dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project u = (u >> 12) & 0xF; 747dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project v = (v >> 12) & 0xF; 748dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project u += u>>3; 749dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project v += v>>3; 750dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project mm[0] = (0x10 - u) * (0x10 - v); 751dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project mm[1] = (0x10 - u) * v; 752dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project mm[2] = u * (0x10 - v); 753dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project mm[3] = 0x100 - (mm[0] + mm[1] + mm[2]); 754dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (int j=0 ; j<4 ; j++) { 755dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texel.s[j] = texels[0].s[j]; 756dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (!texel.s[j]) continue; 757dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texel.s[j] += 8; 758dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texel.c[j] = texels[0].c[j]*mm[0] + 759dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texels[1].c[j]*mm[1] + 760dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texels[2].c[j]*mm[2] + 761dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texels[3].c[j]*mm[3] ; 762dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 763dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 764dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 765dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // Texture environnement... 766dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (int j=0 ; j<4 ; j++) { 767dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t& Cf = fragment.c[j]; 768dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t& Ct = texel.c[j]; 769dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t& sf = fragment.s[j]; 770dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t& st = texel.s[j]; 771dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t At = texel.c[0]; 772dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t sat = texel.s[0]; 773dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project switch (tx.env) { 774dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_REPLACE: 775dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (st) { 776dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project Cf = Ct; 777dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project sf = st; 778dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 779dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 780dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_MODULATE: 781dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (st) { 782dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t factor = Ct + (Ct>>(st-1)); 783dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project Cf = (Cf * factor) >> st; 784dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 785dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 786dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_DECAL: 787dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (sat) { 788dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project rescale(Cf, sf, Ct, st); 789dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project Cf += ((Ct - Cf) * (At + (At>>(sat-1)))) >> sat; 790dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 791dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 792dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_BLEND: 793dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (st) { 794dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t Cc = tx.env_color[i]; 795dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (sf>8) Cc = (Cc * ((1<<sf)-1))>>8; 796dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project else if (sf<8) Cc = (Cc - (Cc>>(8-sf)))>>(8-sf); 797dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t factor = Ct + (Ct>>(st-1)); 798dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project Cf = ((((1<<st) - factor) * Cf) + Ct*Cc)>>st; 799dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 800dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 801dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_ADD: 802dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (st) { 803dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project rescale(Cf, sf, Ct, st); 804dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project Cf += Ct; 805dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 806dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 807dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 808dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 809dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 810dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 811dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 812dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // coverage application 813dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_AA) { 814dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int16_t cf = *covPtr++; 815dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.c[0] = (int64_t(fragment.c[0]) * cf) >> 15; 816dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 817dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 818dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // alpha-test 819dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_ALPHA_TEST) { 820dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project GGLcolor ref = c->state.alpha_test.ref; 821dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project GGLcolor alpha = (uint64_t(fragment.c[0]) * 822dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ((1<<GGL_COLOR_BITS)-1)) / ((1<<fragment.s[0])-1); 823dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project switch (c->state.alpha_test.func) { 824dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_NEVER: goto discard; 825dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_LESS: if (alpha<ref) break; goto discard; 826dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_EQUAL: if (alpha==ref) break; goto discard; 827dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_LEQUAL: if (alpha<=ref) break; goto discard; 828dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_GREATER: if (alpha>ref) break; goto discard; 829dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_NOTEQUAL: if (alpha!=ref) break; goto discard; 830dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_GEQUAL: if (alpha>=ref) break; goto discard; 831dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 832dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 833dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 834dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // depth test 835dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->state.buffers.depth.format) { 836dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_DEPTH_TEST) { 837dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* cb = &(c->state.buffers.depth); 838dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint16_t* p = (uint16_t*)(cb->data)+(x+(cb->stride*y)); 839dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint16_t zz = uint32_t(z)>>(16); 840dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint16_t depth = *p; 841dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project switch (c->state.depth_test.func) { 842dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_NEVER: goto discard; 843dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_LESS: if (zz<depth) break; goto discard; 844dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_EQUAL: if (zz==depth) break; goto discard; 845dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_LEQUAL: if (zz<=depth) break; goto discard; 846dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_GREATER: if (zz>depth) break; goto discard; 847dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_NOTEQUAL: if (zz!=depth) break; goto discard; 848dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case GGL_GEQUAL: if (zz>=depth) break; goto discard; 849dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 850dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // depth buffer is not enabled, if depth-test is not enabled 851dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project/* 852dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.s[1] = fragment.s[2] = 853dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.s[3] = fragment.s[0] = 8; 854dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.c[1] = 855dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.c[2] = 856dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.c[3] = 857dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fragment.c[0] = 255 - (zz>>8); 858dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project*/ 859dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->state.mask.depth) { 860dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project *p = zz; 861dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 862dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 863dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 864dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 865dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // fog 866dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_FOG) { 867dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (int i=1 ; i<=3 ; i++) { 868dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project GGLfixed fc = (c->state.fog.color[i] * 0x10000) / 0xFF; 869dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t& c = fragment.c[i]; 870dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t& s = fragment.s[i]; 871dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c = (c * 0x10000) / ((1<<s)-1); 872dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c = gglMulAddx(c, f, gglMulx(fc, 0x10000 - f)); 873dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project s = 16; 874dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 875dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 876dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 877dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // blending 878dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_BLENDING) { 879dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fb.c[1] = fb.c[2] = fb.c[3] = fb.c[0] = 0; // placate valgrind 880dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fb.s[1] = fb.s[2] = fb.s[3] = fb.s[0] = 0; 881dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->state.buffers.color.read( 882dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project &(c->state.buffers.color), c, x, y, &fb); 883dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project blending( c, &fragment, &fb ); 884dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 885dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 886dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // write 887dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->state.buffers.color.write( 888dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project &(c->state.buffers.color), c, x, y, &fragment); 889dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 890dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 891dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectdiscard: 892dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // iterate... 893dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project x += 1; 894dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_SMOOTH) { 895dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project r += c->shade.drdx; 896dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project g += c->shade.dgdx; 897dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project b += c->shade.dbdx; 898dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project a += c->shade.dadx; 899dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 900dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project z += c->shade.dzdx; 901dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project f += c->shade.dfdx; 902dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 903dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 904dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 905dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif // ANDROID_ARM_CODEGEN && (ANDROID_CODEGEN == ANDROID_CODEGEN_GENERATED) 906dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 907dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 908dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#if 0 909dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#pragma mark - 910dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#pragma mark Scanline 911dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif 912dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 91339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* Used to parse a 32-bit source texture linearly. Usage is: 91439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 91539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * horz_iterator32 hi(context); 91639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * while (...) { 91739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * uint32_t src_pixel = hi.get_pixel32(); 91839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * ... 91939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * } 92039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 92139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * Use only for one-to-one texture mapping. 92239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner */ 92339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct horz_iterator32 { 92439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner horz_iterator32(context_t* c) { 92539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int x = c->iterators.xl; 92639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int y = c->iterators.y; 92739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner texture_t& tx = c->state.texture[0]; 92839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int32_t u = (tx.shade.is0>>16) + x; 92939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int32_t v = (tx.shade.it0>>16) + y; 93039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_src = reinterpret_cast<uint32_t*>(tx.surface.data)+(u+(tx.surface.stride*v)); 93139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 93239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t get_pixel32() { 93339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return *m_src++; 93439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 93539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerprotected: 93639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t* m_src; 93739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 93839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 93939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* A variant for 16-bit source textures. */ 94039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct horz_iterator16 { 94139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner horz_iterator16(context_t* c) { 94239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int x = c->iterators.xl; 94339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int y = c->iterators.y; 94439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner texture_t& tx = c->state.texture[0]; 94539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int32_t u = (tx.shade.is0>>16) + x; 94639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int32_t v = (tx.shade.it0>>16) + y; 94739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_src = reinterpret_cast<uint16_t*>(tx.surface.data)+(u+(tx.surface.stride*v)); 94839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 94939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t get_pixel16() { 95039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return *m_src++; 95139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 95239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerprotected: 95339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t* m_src; 95439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 95539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 95639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* A clamp iterator is used to iterate inside a texture with GGL_CLAMP. 95739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * After initialization, call get_src16() or get_src32() to get the current 95839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * texture pixel value. 95939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner */ 96039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct clamp_iterator { 96139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner clamp_iterator(context_t* c) { 96239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int xs = c->iterators.xl; 96339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner texture_t& tx = c->state.texture[0]; 96439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner texture_iterators_t& ti = tx.iterators; 96539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_s = (xs * ti.dsdx) + ti.ydsdy; 96639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_t = (xs * ti.dtdx) + ti.ydtdy; 96739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_ds = ti.dsdx; 96839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_dt = ti.dtdx; 96939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_width_m1 = tx.surface.width - 1; 97039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_height_m1 = tx.surface.height - 1; 97139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_data = tx.surface.data; 97239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_stride = tx.surface.stride; 97339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 97439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t get_pixel16() { 97539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int u, v; 97639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner get_uv(u, v); 97739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t* src = reinterpret_cast<uint16_t*>(m_data) + (u + (m_stride*v)); 97839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return src[0]; 97939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 98039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t get_pixel32() { 98139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int u, v; 98239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner get_uv(u, v); 98339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t* src = reinterpret_cast<uint32_t*>(m_data) + (u + (m_stride*v)); 98439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return src[0]; 98539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 98639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerprivate: 98739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner void get_uv(int& u, int& v) { 98839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int uu = m_s >> 16; 98939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int vv = m_t >> 16; 99039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (uu < 0) 99139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uu = 0; 99239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (uu > m_width_m1) 99339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uu = m_width_m1; 99439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (vv < 0) 99539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner vv = 0; 99639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (vv > m_height_m1) 99739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner vv = m_height_m1; 99839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner u = uu; 99939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner v = vv; 100039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_s += m_ds; 100139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_t += m_dt; 100239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 100339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 100439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner GGLfixed m_s, m_t; 100539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner GGLfixed m_ds, m_dt; 100639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int m_width_m1, m_height_m1; 100739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint8_t* m_data; 100839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int m_stride; 100939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 101039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 101139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* 101239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * The 'horizontal clamp iterator' variant corresponds to the case where 101339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * the 'v' coordinate doesn't change. This is useful to avoid one mult and 101439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * extra adds / checks per pixels, if the blending/processing operation after 101539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * this is very fast. 101639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner */ 101739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic int is_context_horizontal(const context_t* c) { 101839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return (c->state.texture[0].iterators.dtdx == 0); 101939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 102039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 102139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct horz_clamp_iterator { 102239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t get_pixel16() { 102339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int u = m_s >> 16; 102439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_s += m_ds; 102539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (u < 0) 102639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner u = 0; 102739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (u > m_width_m1) 102839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner u = m_width_m1; 102939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const uint16_t* src = reinterpret_cast<const uint16_t*>(m_data); 103039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return src[u]; 103139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 103239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t get_pixel32() { 103339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int u = m_s >> 16; 103439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_s += m_ds; 103539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (u < 0) 103639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner u = 0; 103739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (u > m_width_m1) 103839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner u = m_width_m1; 103939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const uint32_t* src = reinterpret_cast<const uint32_t*>(m_data); 104039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return src[u]; 104139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 104239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerprotected: 104339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner void init(const context_t* c, int shift); 104439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner GGLfixed m_s; 104539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner GGLfixed m_ds; 104639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int m_width_m1; 104739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const uint8_t* m_data; 104839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 104939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 105039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnervoid horz_clamp_iterator::init(const context_t* c, int shift) 105139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 105239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int xs = c->iterators.xl; 105339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const texture_t& tx = c->state.texture[0]; 105439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const texture_iterators_t& ti = tx.iterators; 105539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_s = (xs * ti.dsdx) + ti.ydsdy; 105639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_ds = ti.dsdx; 105739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_width_m1 = tx.surface.width-1; 105839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_data = tx.surface.data; 105939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 106039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner GGLfixed t = (xs * ti.dtdx) + ti.ydtdy; 106139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int v = t >> 16; 106239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (v < 0) 106339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner v = 0; 106439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner else if (v >= (int)tx.surface.height) 106539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner v = (int)tx.surface.height-1; 106639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 106739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_data += (tx.surface.stride*v) << shift; 106839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 106939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 107039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct horz_clamp_iterator16 : horz_clamp_iterator { 107139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner horz_clamp_iterator16(const context_t* c) { 107239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner init(c,1); 107339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner }; 107439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 107539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 107639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct horz_clamp_iterator32 : horz_clamp_iterator { 107739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner horz_clamp_iterator32(context_t* c) { 107839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner init(c,2); 107939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner }; 108039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 108139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 108239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* This is used to perform dithering operations. 108339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner */ 108439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct ditherer { 108539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner ditherer(const context_t* c) { 108639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int x = c->iterators.xl; 108739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int y = c->iterators.y; 108839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_line = &c->ditherMatrix[ ((y & GGL_DITHER_MASK)<<GGL_DITHER_ORDER_SHIFT) ]; 108939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_index = x & GGL_DITHER_MASK; 109039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 109139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner void step(void) { 109239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_index++; 109339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 109439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int get_value(void) { 109539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int ret = m_line[m_index & GGL_DITHER_MASK]; 109639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_index++; 109739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return ret; 109839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 109939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t abgr8888ToRgb565(uint32_t s) { 110039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t r = s & 0xff; 110139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t g = (s >> 8) & 0xff; 110239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t b = (s >> 16) & 0xff; 110339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return rgb888ToRgb565(r,g,b); 110439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 110539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* The following assumes that r/g/b are in the 0..255 range each */ 110639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t rgb888ToRgb565(uint32_t& r, uint32_t& g, uint32_t &b) { 110739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int threshold = get_value(); 110839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* dither in on GGL_DITHER_BITS, and each of r, g, b is on 8 bits */ 110939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner r += (threshold >> (GGL_DITHER_BITS-8 +5)); 111039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner g += (threshold >> (GGL_DITHER_BITS-8 +6)); 111139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner b += (threshold >> (GGL_DITHER_BITS-8 +5)); 111239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (r > 0xff) 111339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner r = 0xff; 111439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (g > 0xff) 111539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner g = 0xff; 111639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (b > 0xff) 111739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner b = 0xff; 111839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return uint16_t(((r & 0xf8) << 8) | ((g & 0xfc) << 3) | (b >> 3)); 111939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 112039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerprotected: 112139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const uint8_t* m_line; 112239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int m_index; 112339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 112439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 112539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* This structure is used to blend (SRC_OVER) 32-bit source pixels 112639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * onto 16-bit destination ones. Usage is simply: 112739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 112839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * blender.blend(<32-bit-src-pixel-value>,<ptr-to-16-bit-dest-pixel>) 112939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner */ 113039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct blender_32to16 { 113139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_32to16(context_t* c) { } 113239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner void write(uint32_t s, uint16_t* dst) { 113339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (s == 0) 113439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return; 113539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner s = GGL_RGBA_TO_HOST(s); 113639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int sA = (s>>24); 113739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (sA == 0xff) { 113839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *dst = convertAbgr8888ToRgb565(s); 113939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } else { 114039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int f = 0x100 - (sA + (sA>>7)); 114139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int sR = (s >> ( 3))&0x1F; 114239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int sG = (s >> ( 8+2))&0x3F; 114339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int sB = (s >> (16+3))&0x1F; 114439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t d = *dst; 114539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dR = (d>>11)&0x1f; 114639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dG = (d>>5)&0x3f; 114739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dB = (d)&0x1f; 114839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR += (f*dR)>>8; 114939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG += (f*dG)>>8; 115039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB += (f*dB)>>8; 115139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *dst = uint16_t((sR<<11)|(sG<<5)|sB); 115239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 115339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 115439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner void write(uint32_t s, uint16_t* dst, ditherer& di) { 115539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (s == 0) { 115639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.step(); 115739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return; 115839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 115939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner s = GGL_RGBA_TO_HOST(s); 116039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int sA = (s>>24); 116139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (sA == 0xff) { 116239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *dst = di.abgr8888ToRgb565(s); 116339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } else { 116439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int threshold = di.get_value() << (8 - GGL_DITHER_BITS); 116539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int f = 0x100 - (sA + (sA>>7)); 116639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int sR = (s >> ( 3))&0x1F; 116739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int sG = (s >> ( 8+2))&0x3F; 116839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int sB = (s >> (16+3))&0x1F; 116939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t d = *dst; 117039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dR = (d>>11)&0x1f; 117139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dG = (d>>5)&0x3f; 117239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dB = (d)&0x1f; 117339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR = ((sR << 8) + f*dR + threshold)>>8; 117439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG = ((sG << 8) + f*dG + threshold)>>8; 117539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB = ((sB << 8) + f*dB + threshold)>>8; 117639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (sR > 0x1f) sR = 0x1f; 117739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (sG > 0x3f) sG = 0x3f; 117839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (sB > 0x1f) sB = 0x1f; 117939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *dst = uint16_t((sR<<11)|(sG<<5)|sB); 118039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 118139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 118239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 118339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 118439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* This blender does the same for the 'blend_srca' operation. 118539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * where dstFactor=srcA*(1-srcA) srcFactor=srcA 118639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner */ 118739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct blender_32to16_srcA { 118839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_32to16_srcA(const context_t* c) { } 118939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner void write(uint32_t s, uint16_t* dst) { 119039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (!s) { 119139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return; 119239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 119339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t d = *dst; 119439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner s = GGL_RGBA_TO_HOST(s); 119539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int sR = (s >> ( 3))&0x1F; 119639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int sG = (s >> ( 8+2))&0x3F; 119739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int sB = (s >> (16+3))&0x1F; 119839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int sA = (s>>24); 119939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int f1 = (sA + (sA>>7)); 120039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int f2 = 0x100-f1; 120139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dR = (d>>11)&0x1f; 120239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dG = (d>>5)&0x3f; 120339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dB = (d)&0x1f; 120439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR = (f1*sR + f2*dR)>>8; 120539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG = (f1*sG + f2*dG)>>8; 120639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB = (f1*sB + f2*dB)>>8; 120739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *dst = uint16_t((sR<<11)|(sG<<5)|sB); 120839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 120939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 121039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 121139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* Common init code the modulating blenders */ 121239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct blender_modulate { 121339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner void init(const context_t* c) { 121439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int r = c->iterators.ydrdy >> (GGL_COLOR_BITS-8); 121539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int g = c->iterators.ydgdy >> (GGL_COLOR_BITS-8); 121639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int b = c->iterators.ydbdy >> (GGL_COLOR_BITS-8); 121739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int a = c->iterators.ydady >> (GGL_COLOR_BITS-8); 121839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_r = r + (r >> 7); 121939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_g = g + (g >> 7); 122039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_b = b + (b >> 7); 122139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner m_a = a + (a >> 7); 122239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 122339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerprotected: 122439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int m_r, m_g, m_b, m_a; 122539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 122639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 122739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* This blender does a normal blend after modulation. 122839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner */ 122939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct blender_32to16_modulate : blender_modulate { 123039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_32to16_modulate(const context_t* c) { 123139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner init(c); 123239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 123339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner void write(uint32_t s, uint16_t* dst) { 123439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner // blend source and destination 123539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (!s) { 123639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return; 123739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 123839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner s = GGL_RGBA_TO_HOST(s); 123939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 124039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* We need to modulate s */ 124139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sA = (s >> 24); 124239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sB = (s >> 16) & 0xff; 124339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sG = (s >> 8) & 0xff; 124439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sR = s & 0xff; 124539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 124639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sA = (sA*m_a) >> 8; 124739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* Keep R/G/B scaled to 5.8 or 6.8 fixed float format */ 124839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR = (sR*m_r) >> (8 - 5); 124939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG = (sG*m_g) >> (8 - 6); 125039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB = (sB*m_b) >> (8 - 5); 125139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 125239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* Now do a normal blend */ 125339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int f = 0x100 - (sA + (sA>>7)); 125439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t d = *dst; 125539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dR = (d>>11)&0x1f; 125639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dG = (d>>5)&0x3f; 125739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dB = (d)&0x1f; 125839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR = (sR + f*dR)>>8; 125939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG = (sG + f*dG)>>8; 126039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB = (sB + f*dB)>>8; 126139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *dst = uint16_t((sR<<11)|(sG<<5)|sB); 126239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 126339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner void write(uint32_t s, uint16_t* dst, ditherer& di) { 126439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner // blend source and destination 126539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (!s) { 126639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.step(); 126739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return; 126839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 126939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner s = GGL_RGBA_TO_HOST(s); 127039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 127139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* We need to modulate s */ 127239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sA = (s >> 24); 127339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sB = (s >> 16) & 0xff; 127439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sG = (s >> 8) & 0xff; 127539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sR = s & 0xff; 127639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 127739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sA = (sA*m_a) >> 8; 127839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* keep R/G/B scaled to 5.8 or 6.8 fixed float format */ 127939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR = (sR*m_r) >> (8 - 5); 128039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG = (sG*m_g) >> (8 - 6); 128139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB = (sB*m_b) >> (8 - 5); 128239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 128339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* Scale threshold to 0.8 fixed float format */ 128439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int threshold = di.get_value() << (8 - GGL_DITHER_BITS); 128539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int f = 0x100 - (sA + (sA>>7)); 128639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t d = *dst; 128739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dR = (d>>11)&0x1f; 128839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dG = (d>>5)&0x3f; 128939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dB = (d)&0x1f; 129039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR = (sR + f*dR + threshold)>>8; 129139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG = (sG + f*dG + threshold)>>8; 129239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB = (sB + f*dB + threshold)>>8; 129339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (sR > 0x1f) sR = 0x1f; 129439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (sG > 0x3f) sG = 0x3f; 129539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (sB > 0x1f) sB = 0x1f; 129639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *dst = uint16_t((sR<<11)|(sG<<5)|sB); 129739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 129839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 129939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 130039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* same as 32to16_modulate, except that the input is xRGB, instead of ARGB */ 130139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct blender_x32to16_modulate : blender_modulate { 130239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_x32to16_modulate(const context_t* c) { 130339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner init(c); 130439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 130539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner void write(uint32_t s, uint16_t* dst) { 130639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner s = GGL_RGBA_TO_HOST(s); 130739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 130839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sB = (s >> 16) & 0xff; 130939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sG = (s >> 8) & 0xff; 131039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sR = s & 0xff; 131139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 131239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* Keep R/G/B in 5.8 or 6.8 format */ 131339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR = (sR*m_r) >> (8 - 5); 131439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG = (sG*m_g) >> (8 - 6); 131539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB = (sB*m_b) >> (8 - 5); 131639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 131739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int f = 0x100 - m_a; 131839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t d = *dst; 131939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dR = (d>>11)&0x1f; 132039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dG = (d>>5)&0x3f; 132139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dB = (d)&0x1f; 132239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR = (sR + f*dR)>>8; 132339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG = (sG + f*dG)>>8; 132439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB = (sB + f*dB)>>8; 132539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *dst = uint16_t((sR<<11)|(sG<<5)|sB); 132639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 132739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner void write(uint32_t s, uint16_t* dst, ditherer& di) { 132839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner s = GGL_RGBA_TO_HOST(s); 132939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 133039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sB = (s >> 16) & 0xff; 133139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sG = (s >> 8) & 0xff; 133239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sR = s & 0xff; 133339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 133439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR = (sR*m_r) >> (8 - 5); 133539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG = (sG*m_g) >> (8 - 6); 133639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB = (sB*m_b) >> (8 - 5); 133739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 133839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* Now do a normal blend */ 133939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int threshold = di.get_value() << (8 - GGL_DITHER_BITS); 134039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int f = 0x100 - m_a; 134139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t d = *dst; 134239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dR = (d>>11)&0x1f; 134339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dG = (d>>5)&0x3f; 134439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dB = (d)&0x1f; 134539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR = (sR + f*dR + threshold)>>8; 134639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG = (sG + f*dG + threshold)>>8; 134739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB = (sB + f*dB + threshold)>>8; 134839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (sR > 0x1f) sR = 0x1f; 134939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (sG > 0x3f) sG = 0x3f; 135039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (sB > 0x1f) sB = 0x1f; 135139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *dst = uint16_t((sR<<11)|(sG<<5)|sB); 135239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 135339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 135439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 135539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* Same as above, but source is 16bit rgb565 */ 135639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct blender_16to16_modulate : blender_modulate { 135739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_16to16_modulate(const context_t* c) { 135839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner init(c); 135939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 136039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner void write(uint16_t s16, uint16_t* dst) { 136139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = s16; 136239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 136339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sR = s >> 11; 136439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sG = (s >> 5) & 0x3f; 136539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t sB = s & 0x1f; 136639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 136739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR = (sR*m_r); 136839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG = (sG*m_g); 136939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB = (sB*m_b); 137039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 137139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int f = 0x100 - m_a; 137239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t d = *dst; 137339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dR = (d>>11)&0x1f; 137439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dG = (d>>5)&0x3f; 137539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int dB = (d)&0x1f; 137639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sR = (sR + f*dR)>>8; 137739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sG = (sG + f*dG)>>8; 137839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner sB = (sB + f*dB)>>8; 137939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *dst = uint16_t((sR<<11)|(sG<<5)|sB); 138039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 138139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 138239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 138339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* This is used to iterate over a 16-bit destination color buffer. 138439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * Usage is: 138539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * 138639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * dst_iterator16 di(context); 138739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * while (di.count--) { 138839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * <do stuff with dest pixel at di.dst> 138939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * di.dst++; 139039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner * } 139139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner */ 139239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstruct dst_iterator16 { 139339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16(const context_t* c) { 139439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int x = c->iterators.xl; 139539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int width = c->iterators.xr - x; 139639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int32_t y = c->iterators.y; 139739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const surface_t* cb = &(c->state.buffers.color); 139839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner count = width; 139939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst = reinterpret_cast<uint16_t*>(cb->data) + (x+(cb->stride*y)); 140039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 140139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner int count; 140239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t* dst; 140339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner}; 140439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 140539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 140639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16_clamp(context_t* c) 140739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 140839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 140939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 141039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (is_context_horizontal(c)) { 141139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* Special case for simple horizontal scaling */ 141239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner horz_clamp_iterator32 ci(c); 141339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 141439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = ci.get_pixel32(); 141539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *di.dst++ = convertAbgr8888ToRgb565(s); 141639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 141739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } else { 141839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* General case */ 141939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner clamp_iterator ci(c); 142039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 142139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = ci.get_pixel32(); 142239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *di.dst++ = convertAbgr8888ToRgb565(s); 142339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 142439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 142539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 142639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 142739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16_dither(context_t* c) 142839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 142939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner horz_iterator32 si(c); 143039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 143139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner ditherer dither(c); 143239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 143339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 143439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = si.get_pixel32(); 143539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *di.dst++ = dither.abgr8888ToRgb565(s); 143639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 143739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 143839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 143939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16_clamp_dither(context_t* c) 144039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 144139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 144239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner ditherer dither(c); 144339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 144439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (is_context_horizontal(c)) { 144539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* Special case for simple horizontal scaling */ 144639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner horz_clamp_iterator32 ci(c); 144739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 144839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = ci.get_pixel32(); 144939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *di.dst++ = dither.abgr8888ToRgb565(s); 145039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 145139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } else { 145239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* General case */ 145339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner clamp_iterator ci(c); 145439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 145539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = ci.get_pixel32(); 145639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *di.dst++ = dither.abgr8888ToRgb565(s); 145739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 145839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 145939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 146039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 146139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16blend_dither(context_t* c) 146239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 146339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 146439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner ditherer dither(c); 146539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_32to16 bl(c); 146639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner horz_iterator32 hi(c); 146739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 146839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = hi.get_pixel32(); 146939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner bl.write(s, di.dst, dither); 147039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.dst++; 147139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 147239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 147339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 147439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16blend_clamp(context_t* c) 147539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 147639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 147739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_32to16 bl(c); 147839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 147939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (is_context_horizontal(c)) { 148039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner horz_clamp_iterator32 ci(c); 148139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 148239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = ci.get_pixel32(); 148339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner bl.write(s, di.dst); 148439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.dst++; 148539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 148639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } else { 148739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner clamp_iterator ci(c); 148839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 148939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = ci.get_pixel32(); 149039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner bl.write(s, di.dst); 149139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.dst++; 149239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 149339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 149439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 149539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 149639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnerstatic void scanline_t32cb16blend_clamp_dither(context_t* c) 149739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 149839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 149939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner ditherer dither(c); 150039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_32to16 bl(c); 150139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 150239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner clamp_iterator ci(c); 150339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 150439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = ci.get_pixel32(); 150539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner bl.write(s, di.dst, dither); 150639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.dst++; 150739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 150839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 150939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 151039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnervoid scanline_t32cb16blend_clamp_mod(context_t* c) 151139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 151239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 151339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_32to16_modulate bl(c); 151439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 151539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner clamp_iterator ci(c); 151639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 151739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = ci.get_pixel32(); 151839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner bl.write(s, di.dst); 151939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.dst++; 152039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 152139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 152239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 152339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnervoid scanline_t32cb16blend_clamp_mod_dither(context_t* c) 152439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 152539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 152639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_32to16_modulate bl(c); 152739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner ditherer dither(c); 152839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 152939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner clamp_iterator ci(c); 153039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 153139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = ci.get_pixel32(); 153239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner bl.write(s, di.dst, dither); 153339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.dst++; 153439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 153539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 153639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 153739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner/* Variant of scanline_t32cb16blend_clamp_mod with a xRGB texture */ 153839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnervoid scanline_x32cb16blend_clamp_mod(context_t* c) 153939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 154039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 154139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_x32to16_modulate bl(c); 154239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 154339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner clamp_iterator ci(c); 154439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 154539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = ci.get_pixel32(); 154639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner bl.write(s, di.dst); 154739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.dst++; 154839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 154939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 155039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 155139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnervoid scanline_x32cb16blend_clamp_mod_dither(context_t* c) 155239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 155339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 155439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_x32to16_modulate bl(c); 155539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner ditherer dither(c); 155639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 155739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner clamp_iterator ci(c); 155839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 155939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = ci.get_pixel32(); 156039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner bl.write(s, di.dst, dither); 156139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.dst++; 156239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 156339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 156439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 156539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnervoid scanline_t16cb16_clamp(context_t* c) 156639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 156739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 156839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 156939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner /* Special case for simple horizontal scaling */ 157039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (is_context_horizontal(c)) { 157139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner horz_clamp_iterator16 ci(c); 157239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 157339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *di.dst++ = ci.get_pixel16(); 157439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 157539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } else { 157639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner clamp_iterator ci(c); 157739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 157839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *di.dst++ = ci.get_pixel16(); 157939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 158039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 158139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 158239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 158339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 158439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 1585dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projecttemplate <typename T, typename U> 1586dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic inline __attribute__((const)) 1587dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source ProjectT interpolate(int y, T v0, U dvdx, U dvdy) { 1588dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // interpolates in pixel's centers 1589dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // v = v0 + (y + 0.5) * dvdy + (0.5 * dvdx) 1590dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return (y * dvdy) + (v0 + ((dvdy + dvdx) >> 1)); 1591dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 1592dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1593dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 1594dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#if 0 1595dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#pragma mark - 1596dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif 1597dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1598dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid init_y(context_t* c, int32_t ys) 1599dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 1600dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t enables = c->state.enables; 1601dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1602dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // compute iterators... 1603dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project iterators_t& ci = c->iterators; 1604dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1605dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // sample in the center 1606dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.y = ys; 1607dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1608dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & (GGL_ENABLE_DEPTH_TEST|GGL_ENABLE_W|GGL_ENABLE_FOG)) { 1609dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydzdy = interpolate(ys, c->shade.z0, c->shade.dzdx, c->shade.dzdy); 1610dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydwdy = interpolate(ys, c->shade.w0, c->shade.dwdx, c->shade.dwdy); 1611dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydfdy = interpolate(ys, c->shade.f0, c->shade.dfdx, c->shade.dfdy); 1612dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1613dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1614dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (ggl_unlikely(enables & GGL_ENABLE_SMOOTH)) { 1615dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydrdy = interpolate(ys, c->shade.r0, c->shade.drdx, c->shade.drdy); 1616dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydgdy = interpolate(ys, c->shade.g0, c->shade.dgdx, c->shade.dgdy); 1617dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydbdy = interpolate(ys, c->shade.b0, c->shade.dbdx, c->shade.dbdy); 1618dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydady = interpolate(ys, c->shade.a0, c->shade.dadx, c->shade.dady); 1619dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__smooth; 1620dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 1621dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydrdy = c->shade.r0; 1622dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydgdy = c->shade.g0; 1623dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydbdy = c->shade.b0; 1624dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydady = c->shade.a0; 1625dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // XXX: do only if needed, or make sure this is fast 1626dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->packed = ggl_pack_color(c, c->state.buffers.color.format, 1627dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydrdy, ci.ydgdy, ci.ydbdy, ci.ydady); 1628dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->packed8888 = ggl_pack_color(c, GGL_PIXEL_FORMAT_RGBA_8888, 1629dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydrdy, ci.ydgdy, ci.ydbdy, ci.ydady); 1630dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1631dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1632dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // initialize the variables we need in the shader 1633dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project generated_vars_t& gen = c->generated_vars; 1634dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.argb[GGLFormat::ALPHA].c = ci.ydady; 1635dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.argb[GGLFormat::ALPHA].dx = c->shade.dadx; 1636dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.argb[GGLFormat::RED ].c = ci.ydrdy; 1637dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.argb[GGLFormat::RED ].dx = c->shade.drdx; 1638dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.argb[GGLFormat::GREEN].c = ci.ydgdy; 1639dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.argb[GGLFormat::GREEN].dx = c->shade.dgdx; 1640dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.argb[GGLFormat::BLUE ].c = ci.ydbdy; 1641dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.argb[GGLFormat::BLUE ].dx = c->shade.dbdx; 1642dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.dzdx = c->shade.dzdx; 1643dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.f = ci.ydfdy; 1644dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.dfdx = c->shade.dfdx; 1645dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1646dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_TMUS) { 1647dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (int i=0 ; i<GGL_TEXTURE_UNIT_COUNT ; ++i) { 1648dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texture_t& t = c->state.texture[i]; 1649dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (!t.enable) continue; 1650dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1651dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texture_iterators_t& ti = t.iterators; 1652dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (t.s_coord == GGL_ONE_TO_ONE && t.t_coord == GGL_ONE_TO_ONE) { 1653dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // we need to set all of these to 0 because in some cases 1654dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // step_y__generic() or step_y__tmu() will be used and 1655dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // therefore will update dtdy, however, in 1:1 mode 1656dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // this is always done by the scanline rasterizer. 1657dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dsdx = ti.dsdy = ti.dtdx = ti.dtdy = 0; 1658dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydsdy = t.shade.is0; 1659dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydtdy = t.shade.it0; 1660dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 1661dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int adjustSWrap = ((t.s_wrap==GGL_CLAMP)?0:16); 1662dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int adjustTWrap = ((t.t_wrap==GGL_CLAMP)?0:16); 1663dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.sscale = t.shade.sscale + adjustSWrap; 1664dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.tscale = t.shade.tscale + adjustTWrap; 1665dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (!(enables & GGL_ENABLE_W)) { 1666dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // S coordinate 1667dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t sscale = ti.sscale; 1668dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t sy = interpolate(ys, 1669dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project t.shade.is0, t.shade.idsdx, t.shade.idsdy); 1670dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (sscale>=0) { 1671dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydsdy= sy << sscale; 1672dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dsdx = t.shade.idsdx << sscale; 1673dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dsdy = t.shade.idsdy << sscale; 1674dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 1675dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydsdy= sy >> -sscale; 1676dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dsdx = t.shade.idsdx >> -sscale; 1677dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dsdy = t.shade.idsdy >> -sscale; 1678dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1679dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // T coordinate 1680dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t tscale = ti.tscale; 1681dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t ty = interpolate(ys, 1682dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project t.shade.it0, t.shade.idtdx, t.shade.idtdy); 1683dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (tscale>=0) { 1684dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydtdy= ty << tscale; 1685dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dtdx = t.shade.idtdx << tscale; 1686dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dtdy = t.shade.idtdy << tscale; 1687dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 1688dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydtdy= ty >> -tscale; 1689dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dtdx = t.shade.idtdx >> -tscale; 1690dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dtdy = t.shade.idtdy >> -tscale; 1691dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1692dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1693dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1694dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // mirror for generated code... 1695dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project generated_tex_vars_t& gen = c->generated_vars.texture[i]; 1696dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.width = t.surface.width; 1697dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.height = t.surface.height; 1698dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.stride = t.surface.stride; 1699dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.data = int32_t(t.surface.data); 1700dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.dsdx = ti.dsdx; 1701dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.dtdx = ti.dtdx; 1702dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1703dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1704dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1705dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // choose the y-stepper 1706dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__nop; 1707dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_FOG) { 1708dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__generic; 1709dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else if (enables & GGL_ENABLE_TMUS) { 1710dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_SMOOTH) { 1711dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__generic; 1712dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else if (enables & GGL_ENABLE_W) { 1713dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__w; 1714dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 1715dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__tmu; 1716dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1717dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 1718dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_SMOOTH) { 1719dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__smooth; 1720dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1721dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1722dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1723dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // choose the rectangle blitter 1724dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->rect = rect_generic; 1725dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if ((c->step_y == step_y__nop) && 1726dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (c->scanline == scanline_memcpy)) 1727dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project { 1728dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->rect = rect_memcpy; 1729dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1730dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 1731dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1732dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid init_y_packed(context_t* c, int32_t y0) 1733dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 1734dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t f = c->state.buffers.color.format; 1735dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->packed = ggl_pack_color(c, f, 1736dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->shade.r0, c->shade.g0, c->shade.b0, c->shade.a0); 1737f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell c->packed8888 = ggl_pack_color(c, GGL_PIXEL_FORMAT_RGBA_8888, 1738f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell c->shade.r0, c->shade.g0, c->shade.b0, c->shade.a0); 1739dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->iterators.y = y0; 1740dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__nop; 1741dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // choose the rectangle blitter 1742dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->rect = rect_generic; 1743dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->scanline == scanline_memcpy) { 1744dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->rect = rect_memcpy; 1745dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1746dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 1747dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1748dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid init_y_noop(context_t* c, int32_t y0) 1749dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 1750dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->iterators.y = y0; 1751dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y = step_y__nop; 1752dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // choose the rectangle blitter 1753dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->rect = rect_generic; 1754dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->scanline == scanline_memcpy) { 1755dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->rect = rect_memcpy; 1756dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1757dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 1758dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1759dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid init_y_error(context_t* c, int32_t y0) 1760dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 1761dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // woooops, shoud never happen, 1762dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // fail gracefully (don't display anything) 1763dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project init_y_noop(c, y0); 1764dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project LOGE("color-buffer has an invalid format!"); 1765dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 1766dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1767dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 1768dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#if 0 1769dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#pragma mark - 1770dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif 1771dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1772dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid step_y__generic(context_t* c) 1773dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 1774dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t enables = c->state.enables; 1775dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1776dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // iterate... 1777dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project iterators_t& ci = c->iterators; 1778dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.y += 1; 1779dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1780dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & GGL_ENABLE_SMOOTH) { 1781dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydrdy += c->shade.drdy; 1782dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydgdy += c->shade.dgdy; 1783dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydbdy += c->shade.dbdy; 1784dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydady += c->shade.dady; 1785dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1786dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1787dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t mask = 1788dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project GGL_ENABLE_DEPTH_TEST | 1789dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project GGL_ENABLE_W | 1790dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project GGL_ENABLE_FOG; 1791dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (enables & mask) { 1792dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydzdy += c->shade.dzdy; 1793dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydwdy += c->shade.dwdy; 1794dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydfdy += c->shade.dfdy; 1795dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1796dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1797dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if ((enables & GGL_ENABLE_TMUS) && (!(enables & GGL_ENABLE_W))) { 1798dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (int i=0 ; i<GGL_TEXTURE_UNIT_COUNT ; ++i) { 1799dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->state.texture[i].enable) { 1800dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texture_iterators_t& ti = c->state.texture[i].iterators; 1801dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydsdy += ti.dsdy; 1802dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydtdy += ti.dtdy; 1803dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1804dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1805dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1806dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 1807dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1808dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid step_y__nop(context_t* c) 1809dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 1810dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->iterators.y += 1; 1811dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->iterators.ydzdy += c->shade.dzdy; 1812dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 1813dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1814dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid step_y__smooth(context_t* c) 1815dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 1816dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project iterators_t& ci = c->iterators; 1817dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.y += 1; 1818dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydrdy += c->shade.drdy; 1819dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydgdy += c->shade.dgdy; 1820dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydbdy += c->shade.dbdy; 1821dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydady += c->shade.dady; 1822dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydzdy += c->shade.dzdy; 1823dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 1824dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1825dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid step_y__w(context_t* c) 1826dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 1827dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project iterators_t& ci = c->iterators; 1828dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.y += 1; 1829dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydzdy += c->shade.dzdy; 1830dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydwdy += c->shade.dwdy; 1831dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 1832dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1833dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid step_y__tmu(context_t* c) 1834dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 1835dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project iterators_t& ci = c->iterators; 1836dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.y += 1; 1837dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ci.ydzdy += c->shade.dzdy; 1838dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (int i=0 ; i<GGL_TEXTURE_UNIT_COUNT ; ++i) { 1839dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->state.texture[i].enable) { 1840dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texture_iterators_t& ti = c->state.texture[i].iterators; 1841dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydsdy += ti.dsdy; 1842dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydtdy += ti.dtdy; 1843dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1844dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1845dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 1846dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1847dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 1848dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#if 0 1849dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#pragma mark - 1850dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif 1851dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1852dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline_perspective(context_t* c) 1853dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 1854dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct { 1855dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project union { 1856dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct { 1857dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t s, sq; 1858dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t t, tq; 1859dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project }; 1860dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct { 1861dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t v, q; 1862dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } st[2]; 1863dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project }; 1864dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } tc[GGL_TEXTURE_UNIT_COUNT] __attribute__((aligned(16))); 1865dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1866dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // XXX: we should have a special case when dwdx = 0 1867dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1868dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // 32 pixels spans works okay. 16 is a lot better, 1869dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // but hey, it's a software renderer... 1870dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t SPAN_BITS = 5; 1871dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t ys = c->iterators.y; 1872dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t xs = c->iterators.xl; 1873dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t x1 = c->iterators.xr; 1874dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t xc = x1 - xs; 1875dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t remainder = xc & ((1<<SPAN_BITS)-1); 1876dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t numSpans = xc >> SPAN_BITS; 1877dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1878dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const iterators_t& ci = c->iterators; 1879dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t w0 = (xs * c->shade.dwdx) + ci.ydwdy; 1880dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t q0 = gglRecipQ(w0, 30); 1881dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int iwscale = 32 - gglClz(q0); 1882dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1883dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t dwdx = c->shade.dwdx << SPAN_BITS; 1884dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t xl = c->iterators.xl; 1885dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1886dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // We process s & t with a loop to reduce the code size 1887dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // (and i-cache pressure). 1888dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1889dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (int i=0 ; i<GGL_TEXTURE_UNIT_COUNT ; ++i) { 1890dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const texture_t& tmu = c->state.texture[i]; 1891dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (!tmu.enable) continue; 1892dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t s = tmu.shade.is0 + 1893dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (tmu.shade.idsdy * ys) + (tmu.shade.idsdx * xs) + 1894dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ((tmu.shade.idsdx + tmu.shade.idsdy)>>1); 1895dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t t = tmu.shade.it0 + 1896dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (tmu.shade.idtdy * ys) + (tmu.shade.idtdx * xs) + 1897dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ((tmu.shade.idtdx + tmu.shade.idtdy)>>1); 1898dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tc[i].s = s; 1899dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tc[i].t = t; 1900dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tc[i].sq = gglMulx(s, q0, iwscale); 1901dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tc[i].tq = gglMulx(t, q0, iwscale); 1902dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1903dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1904dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t span = 0; 1905dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project do { 1906dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t w1; 1907dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (ggl_likely(numSpans)) { 1908dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project w1 = w0 + dwdx; 1909dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 1910dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (remainder) { 1911dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // finish off the scanline... 1912dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project span = remainder; 1913dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project w1 = (c->shade.dwdx * span) + w0; 1914dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 1915dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 1916dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1917dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1918dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t q1 = gglRecipQ(w1, 30); 1919dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (int i=0 ; i<GGL_TEXTURE_UNIT_COUNT ; ++i) { 1920dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texture_t& tmu = c->state.texture[i]; 1921dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (!tmu.enable) continue; 1922dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texture_iterators_t& ti = tmu.iterators; 1923dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1924dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (int j=0 ; j<2 ; j++) { 1925dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t v = tc[i].st[j].v; 1926dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (span) v += (tmu.shade.st[j].dx)*span; 1927dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project else v += (tmu.shade.st[j].dx)<<SPAN_BITS; 1928dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t v0 = tc[i].st[j].q; 1929dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t v1 = gglMulx(v, q1, iwscale); 1930dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t dvdx = v1 - v0; 1931dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (span) dvdx /= span; 1932dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project else dvdx >>= SPAN_BITS; 1933dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tc[i].st[j].v = v; 1934dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tc[i].st[j].q = v1; 1935dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1936dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int scale = ti.st[j].scale + (iwscale - 30); 1937dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (scale >= 0) { 1938dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.st[j].ydvdy = v0 << scale; 1939dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.st[j].dvdx = dvdx << scale; 1940dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 1941dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.st[j].ydvdy = v0 >> -scale; 1942dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.st[j].dvdx = dvdx >> -scale; 1943dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1944dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1945dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project generated_tex_vars_t& gen = c->generated_vars.texture[i]; 1946dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.dsdx = ti.st[0].dvdx; 1947dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.dtdx = ti.st[1].dvdx; 1948dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1949dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->iterators.xl = xl; 1950dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->iterators.xr = xl = xl + (span ? span : (1<<SPAN_BITS)); 1951dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project w0 = w1; 1952dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project q0 = q1; 1953dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->span(c); 1954dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } while(numSpans--); 1955dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 1956dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1957dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline_perspective_single(context_t* c) 1958dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 1959dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // 32 pixels spans works okay. 16 is a lot better, 1960dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // but hey, it's a software renderer... 1961dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t SPAN_BITS = 5; 1962dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t ys = c->iterators.y; 1963dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t xs = c->iterators.xl; 1964dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t x1 = c->iterators.xr; 1965dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const uint32_t xc = x1 - xs; 1966dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1967dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const iterators_t& ci = c->iterators; 1968dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t w = (xs * c->shade.dwdx) + ci.ydwdy; 1969dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t iw = gglRecipQ(w, 30); 1970dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int iwscale = 32 - gglClz(iw); 1971dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1972dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int i = 31 - gglClz(c->state.enabled_tmu); 1973dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project generated_tex_vars_t& gen = c->generated_vars.texture[i]; 1974dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texture_t& tmu = c->state.texture[i]; 1975dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project texture_iterators_t& ti = tmu.iterators; 1976dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int sscale = ti.sscale + (iwscale - 30); 1977dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int tscale = ti.tscale + (iwscale - 30); 1978dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t s = tmu.shade.is0 + 1979dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (tmu.shade.idsdy * ys) + (tmu.shade.idsdx * xs) + 1980dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ((tmu.shade.idsdx + tmu.shade.idsdy)>>1); 1981dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t t = tmu.shade.it0 + 1982dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (tmu.shade.idtdy * ys) + (tmu.shade.idtdx * xs) + 1983dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ((tmu.shade.idtdx + tmu.shade.idtdy)>>1); 1984dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t s0 = gglMulx(s, iw, iwscale); 1985dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t t0 = gglMulx(t, iw, iwscale); 1986dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t xl = c->iterators.xl; 1987dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1988dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t sq, tq, dsdx, dtdx; 1989dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t premainder = xc & ((1<<SPAN_BITS)-1); 1990dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t numSpans = xc >> SPAN_BITS; 1991dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c->shade.dwdx == 0) { 1992dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // XXX: we could choose to do this if the error is small enough 1993dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project numSpans = 0; 1994dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project premainder = xc; 1995dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project goto no_perspective; 1996dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1997dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1998dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (premainder) { 1999dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project w += c->shade.dwdx * premainder; 2000dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project iw = gglRecipQ(w, 30); 2001dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectno_perspective: 2002dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project s += tmu.shade.idsdx * premainder; 2003dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project t += tmu.shade.idtdx * premainder; 2004dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project sq = gglMulx(s, iw, iwscale); 2005dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tq = gglMulx(t, iw, iwscale); 2006dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dsdx = (sq - s0) / premainder; 2007dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dtdx = (tq - t0) / premainder; 2008dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->iterators.xl = xl; 2009dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->iterators.xr = xl = xl + premainder; 2010dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project goto finish; 2011dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 2012dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2013dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while (numSpans--) { 2014dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project w += c->shade.dwdx << SPAN_BITS; 2015dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project s += tmu.shade.idsdx << SPAN_BITS; 2016dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project t += tmu.shade.idtdx << SPAN_BITS; 2017dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project iw = gglRecipQ(w, 30); 2018dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project sq = gglMulx(s, iw, iwscale); 2019dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tq = gglMulx(t, iw, iwscale); 2020dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dsdx = (sq - s0) >> SPAN_BITS; 2021dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dtdx = (tq - t0) >> SPAN_BITS; 2022dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->iterators.xl = xl; 2023dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->iterators.xr = xl = xl + (1<<SPAN_BITS); 2024dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectfinish: 2025dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (sscale >= 0) { 2026dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydsdy = s0 << sscale; 2027dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dsdx = dsdx << sscale; 2028dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 2029dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydsdy = s0 >>-sscale; 2030dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dsdx = dsdx >>-sscale; 2031dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 2032dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (tscale >= 0) { 2033dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydtdy = t0 << tscale; 2034dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dtdx = dtdx << tscale; 2035dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 2036dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.ydtdy = t0 >>-tscale; 2037dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ti.dtdx = dtdx >>-tscale; 2038dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 2039dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project s0 = sq; 2040dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project t0 = tq; 2041dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.dsdx = ti.dsdx; 2042dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project gen.dtdx = ti.dtdx; 2043dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->span(c); 2044dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 2045dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 2046dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2047dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 2048dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2049f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewellvoid scanline_col32cb16blend(context_t* c) 2050f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell{ 2051f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell int32_t x = c->iterators.xl; 2052f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell size_t ct = c->iterators.xr - x; 2053f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell int32_t y = c->iterators.y; 2054f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell surface_t* cb = &(c->state.buffers.color); 2055f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell union { 2056f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell uint16_t* dst; 2057f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell uint32_t* dst32; 2058f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell }; 2059f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell dst = reinterpret_cast<uint16_t*>(cb->data) + (x+(cb->stride*y)); 2060f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell 2061f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell#if ((ANDROID_CODEGEN >= ANDROID_CODEGEN_ASM) && defined(__arm__)) 2062f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell#if defined(__ARM_HAVE_NEON) && BYTE_ORDER == LITTLE_ENDIAN 2063f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell scanline_col32cb16blend_neon(dst, &(c->packed8888), ct); 2064f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell#else // defined(__ARM_HAVE_NEON) && BYTE_ORDER == LITTLE_ENDIAN 2065f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell scanline_col32cb16blend_arm(dst, GGL_RGBA_TO_HOST(c->packed8888), ct); 2066f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell#endif // defined(__ARM_HAVE_NEON) && BYTE_ORDER == LITTLE_ENDIAN 2067f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell#else 2068f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell uint32_t s = GGL_RGBA_TO_HOST(c->packed8888); 2069f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell int sA = (s>>24); 2070f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell int f = 0x100 - (sA + (sA>>7)); 2071f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell while (ct--) { 2072f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell uint16_t d = *dst; 2073f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell int dR = (d>>11)&0x1f; 2074f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell int dG = (d>>5)&0x3f; 2075f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell int dB = (d)&0x1f; 2076f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell int sR = (s >> ( 3))&0x1F; 2077f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell int sG = (s >> ( 8+2))&0x3F; 2078f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell int sB = (s >> (16+3))&0x1F; 2079f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell sR += (f*dR)>>8; 2080f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell sG += (f*dG)>>8; 2081f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell sB += (f*dB)>>8; 2082f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell *dst++ = uint16_t((sR<<11)|(sG<<5)|sB); 2083f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell } 2084f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell#endif 2085f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell 2086f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell} 2087f9e8ab03bd93d98567e96822535090a877594abaMartyn Capewell 2088dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline_t32cb16(context_t* c) 2089dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 2090dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t x = c->iterators.xl; 2091dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size_t ct = c->iterators.xr - x; 2092dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t y = c->iterators.y; 2093dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* cb = &(c->state.buffers.color); 2094dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project union { 2095dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint16_t* dst; 2096dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t* dst32; 2097dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project }; 2098dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dst = reinterpret_cast<uint16_t*>(cb->data) + (x+(cb->stride*y)); 2099dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2100dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* tex = &(c->state.texture[0].surface); 2101dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t u = (c->state.texture[0].shade.is0>>16) + x; 2102dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t v = (c->state.texture[0].shade.it0>>16) + y; 2103dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t *src = reinterpret_cast<uint32_t*>(tex->data)+(u+(tex->stride*v)); 2104dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int sR, sG, sB; 2105dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t s, d; 2106dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2107dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (ct==1 || uint32_t(dst)&2) { 2108dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectlast_one: 2109dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project s = GGL_RGBA_TO_HOST( *src++ ); 211039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner *dst++ = convertAbgr8888ToRgb565(s); 2111dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ct--; 2112dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 2113dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2114dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while (ct >= 2) { 211539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner#if BYTE_ORDER == BIG_ENDIAN 2116dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project s = GGL_RGBA_TO_HOST( *src++ ); 211739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner d = convertAbgr8888ToRgb565_hi16(s); 211839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 211939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner s = GGL_RGBA_TO_HOST( *src++ ); 212039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner d |= convertAbgr8888ToRgb565(s); 212139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner#else 2122dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project s = GGL_RGBA_TO_HOST( *src++ ); 212339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner d = convertAbgr8888ToRgb565(s); 2124dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 212539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner s = GGL_RGBA_TO_HOST( *src++ ); 212639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner d |= convertAbgr8888ToRgb565(s) << 16; 2127dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif 2128dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project *dst32++ = d; 2129dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ct -= 2; 2130dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 2131dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2132dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (ct > 0) { 2133dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project goto last_one; 2134dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 2135dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 2136dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2137dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline_t32cb16blend(context_t* c) 2138dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 213939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner#if ((ANDROID_CODEGEN >= ANDROID_CODEGEN_ASM) && defined(__arm__)) 2140dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t x = c->iterators.xl; 2141dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size_t ct = c->iterators.xr - x; 2142dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t y = c->iterators.y; 2143dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* cb = &(c->state.buffers.color); 2144dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint16_t* dst = reinterpret_cast<uint16_t*>(cb->data) + (x+(cb->stride*y)); 2145dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2146dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* tex = &(c->state.texture[0].surface); 2147dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t u = (c->state.texture[0].shade.is0>>16) + x; 2148dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t v = (c->state.texture[0].shade.it0>>16) + y; 2149dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t *src = reinterpret_cast<uint32_t*>(tex->data)+(u+(tex->stride*v)); 2150dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2151dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project scanline_t32cb16blend_arm(dst, src, ct); 2152dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#else 215339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 215439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner horz_iterator32 hi(c); 215539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_32to16 bl(c); 215639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 215739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = hi.get_pixel32(); 215839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner bl.write(s, di.dst); 215939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.dst++; 2160dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 2161dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#endif 2162dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 2163dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 216439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnervoid scanline_t32cb16blend_srca(context_t* c) 216539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 216639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 216739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner horz_iterator32 hi(c); 216839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_32to16_srcA blender(c); 216939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 217039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 217139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint32_t s = hi.get_pixel32(); 217239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender.write(s,di.dst); 217339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.dst++; 217439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 217539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 217639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 217739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turnervoid scanline_t16cb16blend_clamp_mod(context_t* c) 217839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner{ 217939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner const int a = c->iterators.ydady >> (GGL_COLOR_BITS-8); 218039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (a == 0) { 218139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return; 218239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 218339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 218439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner if (a == 255) { 218539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner scanline_t16cb16_clamp(c); 218639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner return; 218739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 218839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 218939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner dst_iterator16 di(c); 219039764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender_16to16_modulate blender(c); 219139764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner clamp_iterator ci(c); 219239764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 219339764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner while (di.count--) { 219439764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner uint16_t s = ci.get_pixel16(); 219539764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner blender.write(s, di.dst); 219639764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner di.dst++; 219739764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner } 219839764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner} 219939764f41a5a6bff89160d644f509a05061365041David 'Digit' Turner 2200dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline_memcpy(context_t* c) 2201dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 2202dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t x = c->iterators.xl; 2203dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size_t ct = c->iterators.xr - x; 2204dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t y = c->iterators.y; 2205dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* cb = &(c->state.buffers.color); 2206dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const GGLFormat* fp = &(c->formats[cb->format]); 2207dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t* dst = reinterpret_cast<uint8_t*>(cb->data) + 2208dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (x + (cb->stride * y)) * fp->size; 2209dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2210dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* tex = &(c->state.texture[0].surface); 2211dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t u = (c->state.texture[0].shade.is0>>16) + x; 2212dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t v = (c->state.texture[0].shade.it0>>16) + y; 2213dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t *src = reinterpret_cast<uint8_t*>(tex->data) + 2214dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (u + (tex->stride * v)) * fp->size; 2215dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2216dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const size_t size = ct * fp->size; 2217dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memcpy(dst, src, size); 2218dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 2219dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2220dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline_memset8(context_t* c) 2221dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 2222dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t x = c->iterators.xl; 2223dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size_t ct = c->iterators.xr - x; 2224dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t y = c->iterators.y; 2225dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* cb = &(c->state.buffers.color); 2226dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t* dst = reinterpret_cast<uint8_t*>(cb->data) + (x+(cb->stride*y)); 2227dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t packed = c->packed; 2228dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memset(dst, packed, ct); 2229dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 2230dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2231dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline_memset16(context_t* c) 2232dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 2233dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t x = c->iterators.xl; 2234dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size_t ct = c->iterators.xr - x; 2235dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t y = c->iterators.y; 2236dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* cb = &(c->state.buffers.color); 2237dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint16_t* dst = reinterpret_cast<uint16_t*>(cb->data) + (x+(cb->stride*y)); 2238dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t packed = c->packed; 2239dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project android_memset16(dst, packed, ct*2); 2240dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 2241dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2242dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline_memset32(context_t* c) 2243dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 2244dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t x = c->iterators.xl; 2245dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size_t ct = c->iterators.xr - x; 2246dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t y = c->iterators.y; 2247dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* cb = &(c->state.buffers.color); 2248dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t* dst = reinterpret_cast<uint32_t*>(cb->data) + (x+(cb->stride*y)); 2249dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint32_t packed = GGL_HOST_TO_RGBA(c->packed); 2250dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project android_memset32(dst, packed, ct*4); 2251dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 2252dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2253dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline_clear(context_t* c) 2254dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 2255dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t x = c->iterators.xl; 2256dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size_t ct = c->iterators.xr - x; 2257dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t y = c->iterators.y; 2258dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* cb = &(c->state.buffers.color); 2259dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const GGLFormat* fp = &(c->formats[cb->format]); 2260dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t* dst = reinterpret_cast<uint8_t*>(cb->data) + 2261dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (x + (cb->stride * y)) * fp->size; 2262dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const size_t size = ct * fp->size; 2263dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memset(dst, 0, size); 2264dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 2265dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2266dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline_set(context_t* c) 2267dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 2268dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t x = c->iterators.xl; 2269dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size_t ct = c->iterators.xr - x; 2270dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t y = c->iterators.y; 2271dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* cb = &(c->state.buffers.color); 2272dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const GGLFormat* fp = &(c->formats[cb->format]); 2273dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t* dst = reinterpret_cast<uint8_t*>(cb->data) + 2274dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (x + (cb->stride * y)) * fp->size; 2275dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const size_t size = ct * fp->size; 2276dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memset(dst, 0xFF, size); 2277dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 2278dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2279dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid scanline_noop(context_t* c) 2280dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 2281dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 2282dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2283dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid rect_generic(context_t* c, size_t yc) 2284dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 2285dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project do { 2286dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->scanline(c); 2287dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project c->step_y(c); 2288dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } while (--yc); 2289dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 2290dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2291dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid rect_memcpy(context_t* c, size_t yc) 2292dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 2293dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t x = c->iterators.xl; 2294dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size_t ct = c->iterators.xr - x; 2295dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int32_t y = c->iterators.y; 2296dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* cb = &(c->state.buffers.color); 2297dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const GGLFormat* fp = &(c->formats[cb->format]); 2298dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t* dst = reinterpret_cast<uint8_t*>(cb->data) + 2299dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (x + (cb->stride * y)) * fp->size; 2300dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2301dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project surface_t* tex = &(c->state.texture[0].surface); 2302dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t u = (c->state.texture[0].shade.is0>>16) + x; 2303dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const int32_t v = (c->state.texture[0].shade.it0>>16) + y; 2304dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t *src = reinterpret_cast<uint8_t*>(tex->data) + 2305dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (u + (tex->stride * v)) * fp->size; 2306dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2307dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (cb->stride == tex->stride && ct == size_t(cb->stride)) { 2308dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memcpy(dst, src, ct * fp->size * yc); 2309dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 2310dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const size_t size = ct * fp->size; 2311dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const size_t dbpr = cb->stride * fp->size; 2312dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const size_t sbpr = tex->stride * fp->size; 2313dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project do { 2314dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memcpy(dst, src, size); 2315dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dst += dbpr; 2316dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project src += sbpr; 2317dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } while (--yc); 2318dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 2319dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 2320dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// ---------------------------------------------------------------------------- 2321dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project}; // namespace android 2322dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2323