1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/************************************************************************** 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * All Rights Reserved. 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person obtaining a 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * copy of this software and associated documentation files (the 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * "Software"), to deal in the Software without restriction, including 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * without limitation the rights to use, copy, modify, merge, publish, 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * distribute, sub license, and/or sell copies of the Software, and to 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * permit persons to whom the Software is furnished to do so, subject to 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the following conditions: 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice (including the 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * next paragraph) shall be included in all copies or substantial portions 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of the Software. 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org **************************************************************************/ 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Generate fragment programs to implement pixel transfer ops, such as 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * scale/bias, colortable, convolution... 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Authors: 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Brian Paul 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "main/imports.h" 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "main/image.h" 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "main/macros.h" 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "program/program.h" 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "program/prog_cache.h" 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "program/prog_instruction.h" 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "program/prog_parameter.h" 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "program/prog_print.h" 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "st_context.h" 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "st_format.h" 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "st_texture.h" 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_screen.h" 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_context.h" 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_inlines.h" 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_pack_color.h" 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct state_key 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint scaleAndBias:1; 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint pixelMaps:1; 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if 0 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat Maps[3][256][4]; 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int NumMaps; 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLint NumStages; 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pipeline_stage Stages[STAGE_MAX]; 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLboolean StagesUsed[STAGE_MAX]; 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat Scale1[4], Bias1[4]; 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat Scale2[4], Bias2[4]; 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgmake_state_key(struct gl_context *ctx, struct state_key *key) 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memset(key, 0, sizeof(*key)); 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->Pixel.RedBias != 0.0 || ctx->Pixel.RedScale != 1.0 || 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ctx->Pixel.GreenBias != 0.0 || ctx->Pixel.GreenScale != 1.0 || 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ctx->Pixel.BlueBias != 0.0 || ctx->Pixel.BlueScale != 1.0 || 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ctx->Pixel.AlphaBias != 0.0 || ctx->Pixel.AlphaScale != 1.0) { 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org key->scaleAndBias = 1; 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org key->pixelMaps = ctx->Pixel.MapColorFlag; 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Update the pixelmap texture with the contents of the R/G/B/A pixel maps. 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgload_color_map_texture(struct gl_context *ctx, struct pipe_resource *pt) 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct st_context *st = st_context(ctx); 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct pipe_context *pipe = st->pipe; 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct pipe_transfer *transfer; 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const GLuint rSize = ctx->PixelMaps.RtoR.Size; 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const GLuint gSize = ctx->PixelMaps.GtoG.Size; 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const GLuint bSize = ctx->PixelMaps.BtoB.Size; 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const GLuint aSize = ctx->PixelMaps.AtoA.Size; 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const uint texSize = pt->width0; 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint *dest; 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint i, j; 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org transfer = pipe_get_transfer(pipe, 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pt, 0, 0, PIPE_TRANSFER_WRITE, 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 0, 0, texSize, texSize); 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dest = (uint *) pipe_transfer_map(pipe, transfer); 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Pack four 1D maps into a 2D texture: 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * R map is placed horizontally, indexed by S, in channel 0 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * G map is placed vertically, indexed by T, in channel 1 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * B map is placed horizontally, indexed by S, in channel 2 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * A map is placed vertically, indexed by T, in channel 3 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < texSize; i++) { 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (j = 0; j < texSize; j++) { 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org union util_color uc; 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int k = (i * texSize + j); 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org float rgba[4]; 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org rgba[0] = ctx->PixelMaps.RtoR.Map[j * rSize / texSize]; 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org rgba[1] = ctx->PixelMaps.GtoG.Map[i * gSize / texSize]; 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org rgba[2] = ctx->PixelMaps.BtoB.Map[j * bSize / texSize]; 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org rgba[3] = ctx->PixelMaps.AtoA.Map[i * aSize / texSize]; 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org util_pack_color(rgba, pt->format, &uc); 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *(dest + k) = uc.ui; 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pipe_transfer_unmap(pipe, transfer); 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pipe->transfer_destroy(pipe, transfer); 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define MAX_INST 100 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Returns a fragment program which implements the current pixel transfer ops. 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic struct gl_fragment_program * 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgget_pixel_transfer_program(struct gl_context *ctx, const struct state_key *key) 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct st_context *st = st_context(ctx); 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct prog_instruction inst[MAX_INST]; 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gl_program_parameter_list *params; 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gl_fragment_program *fp; 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint ic = 0; 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const GLuint colorTemp = 0; 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fp = (struct gl_fragment_program *) 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0); 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!fp) 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return NULL; 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org params = _mesa_new_parameter_list(); 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Get initial pixel color from the texture. 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * TEX colorTemp, fragment.texcoord[0], texture[0], 2D; 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_init_instructions(inst + ic, 1); 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].Opcode = OPCODE_TEX; 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].DstReg.File = PROGRAM_TEMPORARY; 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].DstReg.Index = colorTemp; 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[0].File = PROGRAM_INPUT; 166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[0].Index = FRAG_ATTRIB_TEX0; 167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].TexSrcUnit = 0; 168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].TexSrcTarget = TEXTURE_2D_INDEX; 169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ic++; 170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fp->Base.InputsRead = BITFIELD64_BIT(FRAG_ATTRIB_TEX0); 171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fp->Base.OutputsWritten = BITFIELD64_BIT(FRAG_RESULT_COLOR); 172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fp->Base.SamplersUsed = 0x1; /* sampler 0 (bit 0) is used */ 173f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 174f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (key->scaleAndBias) { 175f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org static const gl_state_index scale_state[STATE_LENGTH] = 176f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { STATE_INTERNAL, STATE_PT_SCALE, 0, 0, 0 }; 177f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org static const gl_state_index bias_state[STATE_LENGTH] = 178f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { STATE_INTERNAL, STATE_PT_BIAS, 0, 0, 0 }; 179f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLint scale_p, bias_p; 180f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 181f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org scale_p = _mesa_add_state_reference(params, scale_state); 182f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org bias_p = _mesa_add_state_reference(params, bias_state); 183f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 184f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* MAD colorTemp, colorTemp, scale, bias; */ 185f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_init_instructions(inst + ic, 1); 186f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].Opcode = OPCODE_MAD; 187f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].DstReg.File = PROGRAM_TEMPORARY; 188f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].DstReg.Index = colorTemp; 189f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[0].File = PROGRAM_TEMPORARY; 190f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[0].Index = colorTemp; 191f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[1].File = PROGRAM_STATE_VAR; 192f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[1].Index = scale_p; 193f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[2].File = PROGRAM_STATE_VAR; 194f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[2].Index = bias_p; 195f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ic++; 196f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 197f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 198f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (key->pixelMaps) { 199f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const GLuint temp = 1; 200f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 201f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* create the colormap/texture now if not already done */ 202f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!st->pixel_xfer.pixelmap_texture) { 203f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org st->pixel_xfer.pixelmap_texture = st_create_color_map_texture(ctx); 204f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org st->pixel_xfer.pixelmap_sampler_view = 205f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org st_create_texture_sampler_view(st->pipe, 206f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org st->pixel_xfer.pixelmap_texture); 207f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 208f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 209f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* with a little effort, we can do four pixel map look-ups with 210f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * two TEX instructions: 211f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 212f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 213f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* TEX temp.rg, colorTemp.rgba, texture[1], 2D; */ 214f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_init_instructions(inst + ic, 1); 215f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].Opcode = OPCODE_TEX; 216f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].DstReg.File = PROGRAM_TEMPORARY; 217f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].DstReg.Index = temp; 218f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].DstReg.WriteMask = WRITEMASK_XY; /* write R,G */ 219f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[0].File = PROGRAM_TEMPORARY; 220f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[0].Index = colorTemp; 221f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].TexSrcUnit = 1; 222f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].TexSrcTarget = TEXTURE_2D_INDEX; 223f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ic++; 224f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 225f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* TEX temp.ba, colorTemp.baba, texture[1], 2D; */ 226f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_init_instructions(inst + ic, 1); 227f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].Opcode = OPCODE_TEX; 228f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].DstReg.File = PROGRAM_TEMPORARY; 229f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].DstReg.Index = temp; 230f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].DstReg.WriteMask = WRITEMASK_ZW; /* write B,A */ 231f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[0].File = PROGRAM_TEMPORARY; 232f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[0].Index = colorTemp; 233f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[0].Swizzle = MAKE_SWIZZLE4(SWIZZLE_Z, SWIZZLE_W, 234f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org SWIZZLE_Z, SWIZZLE_W); 235f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].TexSrcUnit = 1; 236f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].TexSrcTarget = TEXTURE_2D_INDEX; 237f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ic++; 238f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 239f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* MOV colorTemp, temp; */ 240f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_init_instructions(inst + ic, 1); 241f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].Opcode = OPCODE_MOV; 242f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].DstReg.File = PROGRAM_TEMPORARY; 243f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].DstReg.Index = colorTemp; 244f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[0].File = PROGRAM_TEMPORARY; 245f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].SrcReg[0].Index = temp; 246f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ic++; 247f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 248f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fp->Base.SamplersUsed |= (1 << 1); /* sampler 1 is used */ 249f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 250f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 251f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Modify last instruction's dst reg to write to result.color */ 252f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 253f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct prog_instruction *last = &inst[ic - 1]; 254f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org last->DstReg.File = PROGRAM_OUTPUT; 255f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org last->DstReg.Index = FRAG_RESULT_COLOR; 256f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 257f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 258f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* END; */ 259f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_init_instructions(inst + ic, 1); 260f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst[ic].Opcode = OPCODE_END; 261f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ic++; 262f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 263f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(ic <= MAX_INST); 264f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 265f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 266f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fp->Base.Instructions = _mesa_alloc_instructions(ic); 267f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!fp->Base.Instructions) { 268f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_error(ctx, GL_OUT_OF_MEMORY, 269f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "generating pixel transfer program"); 270f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_free_parameter_list(params); 271f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return NULL; 272f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 273f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 274f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_copy_instructions(fp->Base.Instructions, inst, ic); 275f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fp->Base.NumInstructions = ic; 276f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fp->Base.Parameters = params; 277f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 278f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if 0 279f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org printf("========= pixel transfer prog\n"); 280f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_print_program(&fp->Base); 281f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_print_parameter_list(fp->Base.Parameters); 282f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 283f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 284f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return fp; 285f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 286f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 287f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 288f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 289f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 290f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Update st->pixel_xfer.program in response to new pixel-transfer state. 291f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 292f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 293f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgupdate_pixel_transfer(struct st_context *st) 294f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 295f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gl_context *ctx = st->ctx; 296f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct state_key key; 297f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gl_fragment_program *fp; 298f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 299f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org make_state_key(st->ctx, &key); 300f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 301f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fp = (struct gl_fragment_program *) 302f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_search_program_cache(st->pixel_xfer.cache, &key, sizeof(key)); 303f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!fp) { 304f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fp = get_pixel_transfer_program(st->ctx, &key); 305f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _mesa_program_cache_insert(st->ctx, st->pixel_xfer.cache, 306f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &key, sizeof(key), &fp->Base); 307f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 308f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 309f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->Pixel.MapColorFlag) { 310f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org load_color_map_texture(ctx, st->pixel_xfer.pixelmap_texture); 311f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 312f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org st->pixel_xfer.pixelmap_enabled = ctx->Pixel.MapColorFlag; 313f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 314f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org st->pixel_xfer.program = (struct st_fragment_program *) fp; 315f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 316f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 317f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 318f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 319f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgconst struct st_tracked_state st_update_pixel_transfer = { 320f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "st_update_pixel_transfer", /* name */ 321f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { /* dirty */ 322f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _NEW_PIXEL, /* mesa */ 323f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 0, /* st */ 324f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org }, 325f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org update_pixel_transfer /* update */ 326f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 327