st_cb_bitmap.c revision d2633af696f2e4ff98f669061e4e222e8643312c
13ece9ace540447c4f0d340a6f9f27980b54f83fbBrian/************************************************************************** 23ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * 33ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. 43ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * All Rights Reserved. 53ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * 63ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * Permission is hereby granted, free of charge, to any person obtaining a 73ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * copy of this software and associated documentation files (the 83ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * "Software"), to deal in the Software without restriction, including 93ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * without limitation the rights to use, copy, modify, merge, publish, 103ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * distribute, sub license, and/or sell copies of the Software, and to 113ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * permit persons to whom the Software is furnished to do so, subject to 123ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * the following conditions: 133ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * 143ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * The above copyright notice and this permission notice (including the 153ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * next paragraph) shall be included in all copies or substantial portions 163ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * of the Software. 173ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * 183ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 193ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 203ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 213ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 223ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 233ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 243ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 253ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * 263ece9ace540447c4f0d340a6f9f27980b54f83fbBrian **************************************************************************/ 273ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 283ece9ace540447c4f0d340a6f9f27980b54f83fbBrian /* 293ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * Authors: 303ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * Brian Paul 313ece9ace540447c4f0d340a6f9f27980b54f83fbBrian */ 323ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 333ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "main/imports.h" 343ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "main/image.h" 35f1626f0bfd2b14ad8ca2afaad2ea8afb539e6491Brian Paul#include "main/bufferobj.h" 363ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "main/macros.h" 37edc09358f72cd48cb2315daf23c82e7646aeaea3Vinson Lee#include "main/mfeatures.h" 38b70610b9823fc7dc3672735c11be1a75fbb1a2a4Brian Paul#include "main/pbo.h" 39ec2b92f98c2e7f161521b447cc1d9a36bce3707cBrian Paul#include "program/program.h" 40ec2b92f98c2e7f161521b447cc1d9a36bce3707cBrian Paul#include "program/prog_print.h" 413ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 423ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "st_context.h" 433ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "st_atom.h" 443ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "st_atom_constbuf.h" 453ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "st_program.h" 463ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "st_cb_bitmap.h" 473ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "st_texture.h" 48e50dd26ca6d0eb0d0f97c2780020ea16e3d4a687Thomas Hellstrom 493ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "pipe/p_context.h" 503ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "pipe/p_defines.h" 51f717fd25cc44d7dda5a49dc05337c7ee7c8d2d2fVinson Lee#include "pipe/p_shader_tokens.h" 5228486880ca3ec39419ccee0cb1a3bedc9ef7117cJosé Fonseca#include "util/u_inlines.h" 533ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "util/u_draw_quad.h" 543ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "util/u_simple_shaders.h" 55ec2b92f98c2e7f161521b447cc1d9a36bce3707cBrian Paul#include "program/prog_instruction.h" 563ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#include "cso_cache/cso_context.h" 573ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 583ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 5914a92b26ff76550c5010ddf8bcbf5226dae5183fChia-I Wu#if FEATURE_drawpix 603ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 613ece9ace540447c4f0d340a6f9f27980b54f83fbBrian/** 626b0be38a6cfecd2babc7175b0877bed522ca9f72Brian * glBitmaps are drawn as textured quads. The user's bitmap pattern 636b0be38a6cfecd2babc7175b0877bed522ca9f72Brian * is stored in a texture image. An alpha8 texture format is used. 646b0be38a6cfecd2babc7175b0877bed522ca9f72Brian * The fragment shader samples a bit (texel) from the texture, then 656b0be38a6cfecd2babc7175b0877bed522ca9f72Brian * discards the fragment if the bit is off. 666b0be38a6cfecd2babc7175b0877bed522ca9f72Brian * 676b0be38a6cfecd2babc7175b0877bed522ca9f72Brian * Note that we actually store the inverse image of the bitmap to 686b0be38a6cfecd2babc7175b0877bed522ca9f72Brian * simplify the fragment program. An "on" bit gets stored as texel=0x0 696b0be38a6cfecd2babc7175b0877bed522ca9f72Brian * and an "off" bit is stored as texel=0xff. Then we kill the 706b0be38a6cfecd2babc7175b0877bed522ca9f72Brian * fragment if the negated texel value is less than zero. 716b0be38a6cfecd2babc7175b0877bed522ca9f72Brian */ 726b0be38a6cfecd2babc7175b0877bed522ca9f72Brian 736b0be38a6cfecd2babc7175b0877bed522ca9f72Brian 746b0be38a6cfecd2babc7175b0877bed522ca9f72Brian/** 75c62b197b528293abb56b099503344e3cdd7d6c40Brian * The bitmap cache attempts to accumulate multiple glBitmap calls in a 76c62b197b528293abb56b099503344e3cdd7d6c40Brian * buffer which is then rendered en mass upon a flush, state change, etc. 77c62b197b528293abb56b099503344e3cdd7d6c40Brian * A wide, short buffer is used to target the common case of a series 78c62b197b528293abb56b099503344e3cdd7d6c40Brian * of glBitmap calls being used to draw text. 79c62b197b528293abb56b099503344e3cdd7d6c40Brian */ 807292db2138001b48bba006cc08e9ff7091d16559Brianstatic GLboolean UseBitmapCache = GL_TRUE; 81c62b197b528293abb56b099503344e3cdd7d6c40Brian 82c62b197b528293abb56b099503344e3cdd7d6c40Brian 83c62b197b528293abb56b099503344e3cdd7d6c40Brian#define BITMAP_CACHE_WIDTH 512 84c62b197b528293abb56b099503344e3cdd7d6c40Brian#define BITMAP_CACHE_HEIGHT 32 85c62b197b528293abb56b099503344e3cdd7d6c40Brian 86c62b197b528293abb56b099503344e3cdd7d6c40Brianstruct bitmap_cache 87c62b197b528293abb56b099503344e3cdd7d6c40Brian{ 88c62b197b528293abb56b099503344e3cdd7d6c40Brian /** Window pos to render the cached image */ 89c62b197b528293abb56b099503344e3cdd7d6c40Brian GLint xpos, ypos; 90737e34aee598f32f8ff078ba823ed149b282ebc8Brian /** Bounds of region used in window coords */ 91737e34aee598f32f8ff078ba823ed149b282ebc8Brian GLint xmin, ymin, xmax, ymax; 92d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul 93318f00ae9f9bca783d1d3aa7700109402f3e52cbBrian Paul GLfloat color[4]; 94318f00ae9f9bca783d1d3aa7700109402f3e52cbBrian Paul 954eb72568541803fe45d04d9e230212f4f0928ec9Brian Paul /** Bitmap's Z position */ 964eb72568541803fe45d04d9e230212f4f0928ec9Brian Paul GLfloat zpos; 974eb72568541803fe45d04d9e230212f4f0928ec9Brian Paul 98287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_resource *texture; 994617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer struct pipe_transfer *trans; 100d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul 101737e34aee598f32f8ff078ba823ed149b282ebc8Brian GLboolean empty; 102d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul 103737e34aee598f32f8ff078ba823ed149b282ebc8Brian /** An I8 texture image: */ 104d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul ubyte *buffer; 105c62b197b528293abb56b099503344e3cdd7d6c40Brian}; 106c62b197b528293abb56b099503344e3cdd7d6c40Brian 107c62b197b528293abb56b099503344e3cdd7d6c40Brian 1084eb72568541803fe45d04d9e230212f4f0928ec9Brian Paul/** Epsilon for Z comparisons */ 1094eb72568541803fe45d04d9e230212f4f0928ec9Brian Paul#define Z_EPSILON 1e-06 110c62b197b528293abb56b099503344e3cdd7d6c40Brian 111c62b197b528293abb56b099503344e3cdd7d6c40Brian 112c62b197b528293abb56b099503344e3cdd7d6c40Brian/** 1133ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * Make fragment program for glBitmap: 1143ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * Sample the texture and kill the fragment if the bit is 0. 1153ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * This program will be combined with the user's fragment program. 1163ece9ace540447c4f0d340a6f9f27980b54f83fbBrian */ 1173ece9ace540447c4f0d340a6f9f27980b54f83fbBrianstatic struct st_fragment_program * 118f9995b30756140724f41daf963fa06167912be7fKristian Høgsbergmake_bitmap_fragment_program(struct gl_context *ctx, GLuint samplerIndex) 1193ece9ace540447c4f0d340a6f9f27980b54f83fbBrian{ 12076c7ad2e7d387feefe58dc2116b613fe11a8b273Brian Paul struct st_context *st = st_context(ctx); 1213ece9ace540447c4f0d340a6f9f27980b54f83fbBrian struct st_fragment_program *stfp; 1223ece9ace540447c4f0d340a6f9f27980b54f83fbBrian struct gl_program *p; 1233ece9ace540447c4f0d340a6f9f27980b54f83fbBrian GLuint ic = 0; 1243ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 1253ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p = ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0); 1263ece9ace540447c4f0d340a6f9f27980b54f83fbBrian if (!p) 1273ece9ace540447c4f0d340a6f9f27980b54f83fbBrian return NULL; 1283ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 1296b0be38a6cfecd2babc7175b0877bed522ca9f72Brian p->NumInstructions = 3; 1303ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 1313ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->Instructions = _mesa_alloc_instructions(p->NumInstructions); 1323ece9ace540447c4f0d340a6f9f27980b54f83fbBrian if (!p->Instructions) { 1333ece9ace540447c4f0d340a6f9f27980b54f83fbBrian ctx->Driver.DeleteProgram(ctx, p); 1343ece9ace540447c4f0d340a6f9f27980b54f83fbBrian return NULL; 1353ece9ace540447c4f0d340a6f9f27980b54f83fbBrian } 1363ece9ace540447c4f0d340a6f9f27980b54f83fbBrian _mesa_init_instructions(p->Instructions, p->NumInstructions); 1373ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 1383ece9ace540447c4f0d340a6f9f27980b54f83fbBrian /* TEX tmp0, fragment.texcoord[0], texture[0], 2D; */ 1393ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->Instructions[ic].Opcode = OPCODE_TEX; 1403ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->Instructions[ic].DstReg.File = PROGRAM_TEMPORARY; 1413ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->Instructions[ic].DstReg.Index = 0; 1423ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->Instructions[ic].SrcReg[0].File = PROGRAM_INPUT; 1433ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->Instructions[ic].SrcReg[0].Index = FRAG_ATTRIB_TEX0; 14433f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul p->Instructions[ic].TexSrcUnit = samplerIndex; 1453ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->Instructions[ic].TexSrcTarget = TEXTURE_2D_INDEX; 1463ece9ace540447c4f0d340a6f9f27980b54f83fbBrian ic++; 1473ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 1486b0be38a6cfecd2babc7175b0877bed522ca9f72Brian /* KIL if -tmp0 < 0 # texel=0 -> keep / texel=0 -> discard */ 1493ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->Instructions[ic].Opcode = OPCODE_KIL; 1503ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->Instructions[ic].SrcReg[0].File = PROGRAM_TEMPORARY; 15193d101f0c3b2b7b6909d6f98a0d04b978b4ae29aKeith Whitwell 15276c7ad2e7d387feefe58dc2116b613fe11a8b273Brian Paul if (st->bitmap.tex_format == PIPE_FORMAT_L8_UNORM) 15393d101f0c3b2b7b6909d6f98a0d04b978b4ae29aKeith Whitwell p->Instructions[ic].SrcReg[0].Swizzle = SWIZZLE_XXXX; 15493d101f0c3b2b7b6909d6f98a0d04b978b4ae29aKeith Whitwell 1553ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->Instructions[ic].SrcReg[0].Index = 0; 1567db7ff878d3e5a6b345228e6eaee4797bb68b360Brian Paul p->Instructions[ic].SrcReg[0].Negate = NEGATE_XYZW; 1573ece9ace540447c4f0d340a6f9f27980b54f83fbBrian ic++; 1583ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 1593ece9ace540447c4f0d340a6f9f27980b54f83fbBrian /* END; */ 1603ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->Instructions[ic++].Opcode = OPCODE_END; 1613ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 1623ece9ace540447c4f0d340a6f9f27980b54f83fbBrian assert(ic == p->NumInstructions); 1633ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 1643ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->InputsRead = FRAG_BIT_TEX0; 1653ece9ace540447c4f0d340a6f9f27980b54f83fbBrian p->OutputsWritten = 0x0; 16633f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul p->SamplersUsed = (1 << samplerIndex); 1673ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 1683ece9ace540447c4f0d340a6f9f27980b54f83fbBrian stfp = (struct st_fragment_program *) p; 1693ece9ace540447c4f0d340a6f9f27980b54f83fbBrian stfp->Base.UsesKill = GL_TRUE; 17093d101f0c3b2b7b6909d6f98a0d04b978b4ae29aKeith Whitwell 1713ece9ace540447c4f0d340a6f9f27980b54f83fbBrian return stfp; 1723ece9ace540447c4f0d340a6f9f27980b54f83fbBrian} 1733ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 1743ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 1755f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cainstatic struct gl_program * 1765f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cainmake_bitmap_fragment_program_glsl(struct st_context *st, 1775f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain struct st_fragment_program *orig, 1785f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain GLuint samplerIndex) 1795f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain{ 1805f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain struct gl_context *ctx = st->ctx; 1815f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain struct st_fragment_program *fp = (struct st_fragment_program *) 1825f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0); 1835f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain 1845f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain if (!fp) 1855f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain return NULL; 1865f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain 1875f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain get_bitmap_visitor(fp, orig->glsl_to_tgsi, samplerIndex); 1885f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain return &fp->Base.Base; 1895f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain} 1905f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain 1915f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain 19233f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paulstatic int 19333f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paulfind_free_bit(uint bitfield) 19433f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul{ 19533f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul int i; 19633f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul for (i = 0; i < 32; i++) { 19733f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul if ((bitfield & (1 << i)) == 0) { 19833f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul return i; 19933f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul } 20033f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul } 20133f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul return -1; 20233f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul} 20333f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul 20433f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul 2053ece9ace540447c4f0d340a6f9f27980b54f83fbBrian/** 2063ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * Combine basic bitmap fragment program with the user-defined program. 2073d203b610045980853d26370ee21fb2ef4aed17eBrian Paul * \param st current context 2083d203b610045980853d26370ee21fb2ef4aed17eBrian Paul * \param fpIn the incoming fragment program 2093d203b610045980853d26370ee21fb2ef4aed17eBrian Paul * \param fpOut the new fragment program which does fragment culling 2103d203b610045980853d26370ee21fb2ef4aed17eBrian Paul * \param bitmap_sampler sampler number for the bitmap texture 2113ece9ace540447c4f0d340a6f9f27980b54f83fbBrian */ 2123d203b610045980853d26370ee21fb2ef4aed17eBrian Paulvoid 2133d203b610045980853d26370ee21fb2ef4aed17eBrian Paulst_make_bitmap_fragment_program(struct st_context *st, 2143d203b610045980853d26370ee21fb2ef4aed17eBrian Paul struct gl_fragment_program *fpIn, 2153d203b610045980853d26370ee21fb2ef4aed17eBrian Paul struct gl_fragment_program **fpOut, 2163d203b610045980853d26370ee21fb2ef4aed17eBrian Paul GLuint *bitmap_sampler) 2173ece9ace540447c4f0d340a6f9f27980b54f83fbBrian{ 2183d203b610045980853d26370ee21fb2ef4aed17eBrian Paul struct st_fragment_program *bitmap_prog; 2195f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain struct st_fragment_program *stfpIn = (struct st_fragment_program *) fpIn; 2203d203b610045980853d26370ee21fb2ef4aed17eBrian Paul struct gl_program *newProg; 2213d203b610045980853d26370ee21fb2ef4aed17eBrian Paul uint sampler; 2223ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 2233d203b610045980853d26370ee21fb2ef4aed17eBrian Paul /* 2243d203b610045980853d26370ee21fb2ef4aed17eBrian Paul * Generate new program which is the user-defined program prefixed 2253d203b610045980853d26370ee21fb2ef4aed17eBrian Paul * with the bitmap sampler/kill instructions. 2263d203b610045980853d26370ee21fb2ef4aed17eBrian Paul */ 2273d203b610045980853d26370ee21fb2ef4aed17eBrian Paul sampler = find_free_bit(fpIn->Base.SamplersUsed); 2285f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain 2295f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain if (stfpIn->glsl_to_tgsi) 2305f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain newProg = make_bitmap_fragment_program_glsl(st, stfpIn, sampler); 2315f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain else { 2325f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain bitmap_prog = make_bitmap_fragment_program(st->ctx, sampler); 2335f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain 2345f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain newProg = _mesa_combine_programs(st->ctx, 2355f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain &bitmap_prog->Base.Base, 2365f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain &fpIn->Base); 2375f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain /* done with this after combining */ 2385f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain st_reference_fragprog(st, &bitmap_prog, NULL); 2395f0b4b0e9d376f9ec1cb5ae08c36052f4f51ac37Bryan Cain } 240ac09b0e0eb30f6691e35638f210c04ac0f867ea8Brian Paul 2413ece9ace540447c4f0d340a6f9f27980b54f83fbBrian#if 0 2423d203b610045980853d26370ee21fb2ef4aed17eBrian Paul { 2433d203b610045980853d26370ee21fb2ef4aed17eBrian Paul printf("Combined bitmap program:\n"); 2443d203b610045980853d26370ee21fb2ef4aed17eBrian Paul _mesa_print_program(newProg); 2453d203b610045980853d26370ee21fb2ef4aed17eBrian Paul printf("InputsRead: 0x%x\n", newProg->InputsRead); 2463d203b610045980853d26370ee21fb2ef4aed17eBrian Paul printf("OutputsWritten: 0x%x\n", newProg->OutputsWritten); 2473d203b610045980853d26370ee21fb2ef4aed17eBrian Paul _mesa_print_parameter_list(newProg->Parameters); 2483ece9ace540447c4f0d340a6f9f27980b54f83fbBrian } 2493d203b610045980853d26370ee21fb2ef4aed17eBrian Paul#endif 2503ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 2513d203b610045980853d26370ee21fb2ef4aed17eBrian Paul /* return results */ 2523d203b610045980853d26370ee21fb2ef4aed17eBrian Paul *fpOut = (struct gl_fragment_program *) newProg; 2533d203b610045980853d26370ee21fb2ef4aed17eBrian Paul *bitmap_sampler = sampler; 2543ece9ace540447c4f0d340a6f9f27980b54f83fbBrian} 2553ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 2563ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 2573ece9ace540447c4f0d340a6f9f27980b54f83fbBrian/** 2587146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul * Copy user-provide bitmap bits into texture buffer, expanding 2597146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul * bits into texels. 260d5b6dd0001c90b896400e69067d21297d7601f32Brian Paul * "On" bits will set texels to 0x0. 2617146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul * "Off" bits will not modify texels. 2627146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul * Note that the image is actually going to be upside down in 2637146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul * the texture. We deal with that with texcoords. 2643ece9ace540447c4f0d340a6f9f27980b54f83fbBrian */ 2657146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paulstatic void 2667146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paulunpack_bitmap(struct st_context *st, 2677146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul GLint px, GLint py, GLsizei width, GLsizei height, 2687146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul const struct gl_pixelstore_attrib *unpack, 2697146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul const GLubyte *bitmap, 2707146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul ubyte *destBuffer, uint destStride) 2713ece9ace540447c4f0d340a6f9f27980b54f83fbBrian{ 272d5b6dd0001c90b896400e69067d21297d7601f32Brian Paul destBuffer += py * destStride + px; 2733ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 274d5b6dd0001c90b896400e69067d21297d7601f32Brian Paul _mesa_expand_bitmap(width, height, unpack, bitmap, 275d5b6dd0001c90b896400e69067d21297d7601f32Brian Paul destBuffer, destStride, 0x0); 2767146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul} 2777146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul 2787146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul 2797146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul/** 2807146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul * Create a texture which represents a bitmap image. 2817146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul */ 282287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwellstatic struct pipe_resource * 283f9995b30756140724f41daf963fa06167912be7fKristian Høgsbergmake_bitmap_texture(struct gl_context *ctx, GLsizei width, GLsizei height, 2847146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul const struct gl_pixelstore_attrib *unpack, 2857146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul const GLubyte *bitmap) 2867146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul{ 28776c7ad2e7d387feefe58dc2116b613fe11a8b273Brian Paul struct st_context *st = st_context(ctx); 28876c7ad2e7d387feefe58dc2116b613fe11a8b273Brian Paul struct pipe_context *pipe = st->pipe; 2894617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer struct pipe_transfer *transfer; 2907146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul ubyte *dest; 291287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_resource *pt; 2927146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul 2937146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul /* PBO source... */ 2941b448c7a5cafa68eeead2a4c45f4362a9883383bBrian Paul bitmap = _mesa_map_pbo_source(ctx, unpack, bitmap); 2957146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul if (!bitmap) { 2967146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul return NULL; 2977146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul } 2987146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul 2997146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul /** 3007146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul * Create texture to hold bitmap pattern. 3017146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul */ 3023070e0ea41ab4aa24804e8fd26895924a8583830Luca Barbieri pt = st_texture_create(st, st->internal_target, st->bitmap.tex_format, 303db3a8af7f900e4970ea18659e86a824b4ebdefc7Brian Paul 0, width, height, 1, 1, 304287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell PIPE_BIND_SAMPLER_VIEW); 3057146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul if (!pt) { 3061b448c7a5cafa68eeead2a4c45f4362a9883383bBrian Paul _mesa_unmap_pbo_source(ctx, unpack); 3077146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul return NULL; 3087146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul } 3097146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul 3104c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger transfer = pipe_get_transfer(st->pipe, pt, 0, 0, 3114c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger PIPE_TRANSFER_WRITE, 3124c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger 0, 0, width, height); 3137146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul 314287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell dest = pipe_transfer_map(pipe, transfer); 3157146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul 3164617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer /* Put image into texture transfer */ 3174617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer memset(dest, 0xff, height * transfer->stride); 31876c7ad2e7d387feefe58dc2116b613fe11a8b273Brian Paul unpack_bitmap(st, 0, 0, width, height, unpack, bitmap, 3194617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer dest, transfer->stride); 3207146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul 3211b448c7a5cafa68eeead2a4c45f4362a9883383bBrian Paul _mesa_unmap_pbo_source(ctx, unpack); 322f1626f0bfd2b14ad8ca2afaad2ea8afb539e6491Brian Paul 3234617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer /* Release transfer */ 324287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe_transfer_unmap(pipe, transfer); 325287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe->transfer_destroy(pipe, transfer); 3263ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 3273ece9ace540447c4f0d340a6f9f27980b54f83fbBrian return pt; 3283ece9ace540447c4f0d340a6f9f27980b54f83fbBrian} 3293ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 330d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwellstatic GLuint 3313070e0ea41ab4aa24804e8fd26895924a8583830Luca Barbierisetup_bitmap_vertex_data(struct st_context *st, bool normalized, 3323ece9ace540447c4f0d340a6f9f27980b54f83fbBrian int x, int y, int width, int height, 3333ece9ace540447c4f0d340a6f9f27980b54f83fbBrian float z, const float color[4]) 3343ece9ace540447c4f0d340a6f9f27980b54f83fbBrian{ 3353ece9ace540447c4f0d340a6f9f27980b54f83fbBrian struct pipe_context *pipe = st->pipe; 3363ece9ace540447c4f0d340a6f9f27980b54f83fbBrian const struct gl_framebuffer *fb = st->ctx->DrawBuffer; 33753174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca const GLfloat fb_width = (GLfloat)fb->Width; 33853174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca const GLfloat fb_height = (GLfloat)fb->Height; 33953174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca const GLfloat x0 = (GLfloat)x; 34053174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca const GLfloat x1 = (GLfloat)(x + width); 34153174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca const GLfloat y0 = (GLfloat)y; 34253174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca const GLfloat y1 = (GLfloat)(y + height); 3433070e0ea41ab4aa24804e8fd26895924a8583830Luca Barbieri GLfloat sLeft = (GLfloat)0.0, sRight = (GLfloat)1.0; 3443070e0ea41ab4aa24804e8fd26895924a8583830Luca Barbieri GLfloat tTop = (GLfloat)0.0, tBot = (GLfloat)1.0 - tTop; 34553174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca const GLfloat clip_x0 = (GLfloat)(x0 / fb_width * 2.0 - 1.0); 34653174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca const GLfloat clip_y0 = (GLfloat)(y0 / fb_height * 2.0 - 1.0); 34753174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca const GLfloat clip_x1 = (GLfloat)(x1 / fb_width * 2.0 - 1.0); 34853174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca const GLfloat clip_y1 = (GLfloat)(y1 / fb_height * 2.0 - 1.0); 3494df17f9dfea527b83a896aabd9944e3563cb4a0eKeith Whitwell const GLuint max_slots = 1; /* 4096 / sizeof(st->bitmap.vertices); */ 3504df17f9dfea527b83a896aabd9944e3563cb4a0eKeith Whitwell GLuint i; 351918199fb0f5d84121e0ac5821168cd0e886b22e9Keith Whitwell 3523070e0ea41ab4aa24804e8fd26895924a8583830Luca Barbieri if(!normalized) 3533070e0ea41ab4aa24804e8fd26895924a8583830Luca Barbieri { 35450073563b2bfe3716b3dc8b1ed2f91381ba24305Brian Paul sRight = (GLfloat) width; 35550073563b2bfe3716b3dc8b1ed2f91381ba24305Brian Paul tBot = (GLfloat) height; 3563070e0ea41ab4aa24804e8fd26895924a8583830Luca Barbieri } 3573070e0ea41ab4aa24804e8fd26895924a8583830Luca Barbieri 358918199fb0f5d84121e0ac5821168cd0e886b22e9Keith Whitwell /* XXX: Need to improve buffer_write to allow NO_WAIT (as well as 359918199fb0f5d84121e0ac5821168cd0e886b22e9Keith Whitwell * no_flush) updates to buffers where we know there is no conflict 360918199fb0f5d84121e0ac5821168cd0e886b22e9Keith Whitwell * with previous data. Currently using max_slots > 1 will cause 361918199fb0f5d84121e0ac5821168cd0e886b22e9Keith Whitwell * synchronous rendering if the driver flushes its command buffers 362918199fb0f5d84121e0ac5821168cd0e886b22e9Keith Whitwell * between one bitmap and the next. Our flush hook below isn't 363918199fb0f5d84121e0ac5821168cd0e886b22e9Keith Whitwell * sufficient to catch this as the driver doesn't tell us when it 364918199fb0f5d84121e0ac5821168cd0e886b22e9Keith Whitwell * flushes its own command buffers. Until this gets fixed, pay the 365918199fb0f5d84121e0ac5821168cd0e886b22e9Keith Whitwell * price of allocating a new buffer for each bitmap cache-flush to 366918199fb0f5d84121e0ac5821168cd0e886b22e9Keith Whitwell * avoid synchronous rendering. 367918199fb0f5d84121e0ac5821168cd0e886b22e9Keith Whitwell */ 368d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell if (st->bitmap.vbuf_slot >= max_slots) { 369287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe_resource_reference(&st->bitmap.vbuf, NULL); 370d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell st->bitmap.vbuf_slot = 0; 371d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell } 3723ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 3733ece9ace540447c4f0d340a6f9f27980b54f83fbBrian if (!st->bitmap.vbuf) { 374287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell st->bitmap.vbuf = pipe_buffer_create(pipe->screen, 375287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell PIPE_BIND_VERTEX_BUFFER, 376eafb7f234d11a290b00dcaf5492b9bdad1cf5148Marek Olšák PIPE_USAGE_STREAM, 37743b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul max_slots * 37843b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul sizeof(st->bitmap.vertices)); 3793ece9ace540447c4f0d340a6f9f27980b54f83fbBrian } 3803ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 381e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian /* Positions are in clip coords since we need to do clipping in case 382e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian * the bitmap quad goes beyond the window bounds. 383e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian */ 384e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian st->bitmap.vertices[0][0][0] = clip_x0; 385e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian st->bitmap.vertices[0][0][1] = clip_y0; 3863ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[0][2][0] = sLeft; 3873ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[0][2][1] = tTop; 3883ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 389e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian st->bitmap.vertices[1][0][0] = clip_x1; 390e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian st->bitmap.vertices[1][0][1] = clip_y0; 3913ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[1][2][0] = sRight; 3923ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[1][2][1] = tTop; 3933ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 394e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian st->bitmap.vertices[2][0][0] = clip_x1; 395e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian st->bitmap.vertices[2][0][1] = clip_y1; 3963ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[2][2][0] = sRight; 3973ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[2][2][1] = tBot; 3983ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 399e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian st->bitmap.vertices[3][0][0] = clip_x0; 400e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian st->bitmap.vertices[3][0][1] = clip_y1; 4013ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[3][2][0] = sLeft; 4023ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[3][2][1] = tBot; 4033ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 4043ece9ace540447c4f0d340a6f9f27980b54f83fbBrian /* same for all verts: */ 4053ece9ace540447c4f0d340a6f9f27980b54f83fbBrian for (i = 0; i < 4; i++) { 4063ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[i][0][2] = z; 40750073563b2bfe3716b3dc8b1ed2f91381ba24305Brian Paul st->bitmap.vertices[i][0][3] = 1.0f; 4083ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[i][1][0] = color[0]; 4093ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[i][1][1] = color[1]; 4103ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[i][1][2] = color[2]; 4113ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[i][1][3] = color[3]; 4123ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[i][2][2] = 0.0; /*R*/ 4133ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vertices[i][2][3] = 1.0; /*Q*/ 4143ece9ace540447c4f0d340a6f9f27980b54f83fbBrian } 4153ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 4163ece9ace540447c4f0d340a6f9f27980b54f83fbBrian /* put vertex data into vbuf */ 417b0427bedde80e3189524651a327235bdfddbc613José Fonseca pipe_buffer_write_nooverlap(st->pipe, 41843b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul st->bitmap.vbuf, 41943b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul st->bitmap.vbuf_slot 42043b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul * sizeof(st->bitmap.vertices), 42143b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul sizeof st->bitmap.vertices, 42243b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul st->bitmap.vertices); 423d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell 424d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell return st->bitmap.vbuf_slot++ * sizeof st->bitmap.vertices; 4253ece9ace540447c4f0d340a6f9f27980b54f83fbBrian} 4263ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 4273ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 4283ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 4293ece9ace540447c4f0d340a6f9f27980b54f83fbBrian/** 4303ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * Render a glBitmap by drawing a textured quad 4313ece9ace540447c4f0d340a6f9f27980b54f83fbBrian */ 4323ece9ace540447c4f0d340a6f9f27980b54f83fbBrianstatic void 433f9995b30756140724f41daf963fa06167912be7fKristian Høgsbergdraw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z, 4343ece9ace540447c4f0d340a6f9f27980b54f83fbBrian GLsizei width, GLsizei height, 435b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol struct pipe_sampler_view *sv, 436318f00ae9f9bca783d1d3aa7700109402f3e52cbBrian Paul const GLfloat *color) 4373ece9ace540447c4f0d340a6f9f27980b54f83fbBrian{ 43876c7ad2e7d387feefe58dc2116b613fe11a8b273Brian Paul struct st_context *st = st_context(ctx); 43976c7ad2e7d387feefe58dc2116b613fe11a8b273Brian Paul struct pipe_context *pipe = st->pipe; 44076c7ad2e7d387feefe58dc2116b613fe11a8b273Brian Paul struct cso_context *cso = st->cso_context; 441aa5ba96d294698809186cc4b59034abbd3076812Brian Paul struct st_fp_variant *fpv; 442aa5ba96d294698809186cc4b59034abbd3076812Brian Paul struct st_fp_variant_key key; 4433ece9ace540447c4f0d340a6f9f27980b54f83fbBrian GLuint maxSize; 444d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell GLuint offset; 4453ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 4463d203b610045980853d26370ee21fb2ef4aed17eBrian Paul memset(&key, 0, sizeof(key)); 4473d203b610045980853d26370ee21fb2ef4aed17eBrian Paul key.st = st; 4483d203b610045980853d26370ee21fb2ef4aed17eBrian Paul key.bitmap = GL_TRUE; 4493d203b610045980853d26370ee21fb2ef4aed17eBrian Paul 450aa5ba96d294698809186cc4b59034abbd3076812Brian Paul fpv = st_get_fp_variant(st, st->fp, &key); 451c62b197b528293abb56b099503344e3cdd7d6c40Brian 452277089b81ae498f598efdc74fafda9873864ee54Brian Paul /* As an optimization, Mesa's fragment programs will sometimes get the 453277089b81ae498f598efdc74fafda9873864ee54Brian Paul * primary color from a statevar/constant rather than a varying variable. 454277089b81ae498f598efdc74fafda9873864ee54Brian Paul * when that's the case, we need to ensure that we use the 'color' 455277089b81ae498f598efdc74fafda9873864ee54Brian Paul * parameter and not the current attribute color (which may have changed 456277089b81ae498f598efdc74fafda9873864ee54Brian Paul * through glRasterPos and state validation. 457277089b81ae498f598efdc74fafda9873864ee54Brian Paul * So, we force the proper color here. Not elegant, but it works. 458277089b81ae498f598efdc74fafda9873864ee54Brian Paul */ 459277089b81ae498f598efdc74fafda9873864ee54Brian Paul { 460277089b81ae498f598efdc74fafda9873864ee54Brian Paul GLfloat colorSave[4]; 461277089b81ae498f598efdc74fafda9873864ee54Brian Paul COPY_4V(colorSave, ctx->Current.Attrib[VERT_ATTRIB_COLOR0]); 462277089b81ae498f598efdc74fafda9873864ee54Brian Paul COPY_4V(ctx->Current.Attrib[VERT_ATTRIB_COLOR0], color); 4633d203b610045980853d26370ee21fb2ef4aed17eBrian Paul st_upload_constants(st, fpv->parameters, PIPE_SHADER_FRAGMENT); 464277089b81ae498f598efdc74fafda9873864ee54Brian Paul COPY_4V(ctx->Current.Attrib[VERT_ATTRIB_COLOR0], colorSave); 465277089b81ae498f598efdc74fafda9873864ee54Brian Paul } 466277089b81ae498f598efdc74fafda9873864ee54Brian Paul 467277089b81ae498f598efdc74fafda9873864ee54Brian Paul 4683ece9ace540447c4f0d340a6f9f27980b54f83fbBrian /* limit checks */ 469c62b197b528293abb56b099503344e3cdd7d6c40Brian /* XXX if the bitmap is larger than the max texture size, break 4703ece9ace540447c4f0d340a6f9f27980b54f83fbBrian * it up into chunks. 4713ece9ace540447c4f0d340a6f9f27980b54f83fbBrian */ 47243b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul maxSize = 1 << (pipe->screen->get_param(pipe->screen, 47343b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul PIPE_CAP_MAX_TEXTURE_2D_LEVELS) - 1); 47453174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca assert(width <= (GLsizei)maxSize); 47553174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca assert(height <= (GLsizei)maxSize); 4763ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 4773ece9ace540447c4f0d340a6f9f27980b54f83fbBrian cso_save_rasterizer(cso); 478d246274b9c48c01b61490f0a76c22aebb8e64e1eBrian Paul cso_save_samplers(cso); 479b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol cso_save_fragment_sampler_views(cso); 480e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian cso_save_viewport(cso); 48165efe807b9067aa07b382e3c4d9cea6222c5fc6bMichel Dänzer cso_save_fragment_shader(cso); 48265efe807b9067aa07b382e3c4d9cea6222c5fc6bMichel Dänzer cso_save_vertex_shader(cso); 483d2633af696f2e4ff98f669061e4e222e8643312cMarek Olšák cso_save_geometry_shader(cso); 484ae7b7bf1edcf6c492b4dcc162bca28a0090f601eRoland Scheidegger cso_save_vertex_elements(cso); 485d5062fb3a315c46d77d5c954a3e3c14be1907d33Marek Olšák cso_save_vertex_buffers(cso); 4863ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 4873ece9ace540447c4f0d340a6f9f27980b54f83fbBrian /* rasterizer state: just scissor */ 488e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian st->bitmap.rasterizer.scissor = ctx->Scissor.Enabled; 489e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian cso_set_rasterizer(cso, &st->bitmap.rasterizer); 4903ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 4913ece9ace540447c4f0d340a6f9f27980b54f83fbBrian /* fragment shader state: TEX lookup program */ 4923d203b610045980853d26370ee21fb2ef4aed17eBrian Paul cso_set_fragment_shader_handle(cso, fpv->driver_shader); 4933ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 4943ece9ace540447c4f0d340a6f9f27980b54f83fbBrian /* vertex shader state: position + texcoord pass-through */ 49501dfa6cde157321f565bab949f23f367ed20fa0eKeith Whitwell cso_set_vertex_shader_handle(cso, st->bitmap.vs); 4963ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 497d2633af696f2e4ff98f669061e4e222e8643312cMarek Olšák /* geometry shader state: disabled */ 498d2633af696f2e4ff98f669061e4e222e8643312cMarek Olšák cso_set_geometry_shader_handle(cso, NULL); 499d2633af696f2e4ff98f669061e4e222e8643312cMarek Olšák 50033f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul /* user samplers, plus our bitmap sampler */ 50133f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul { 50233f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul struct pipe_sampler_state *samplers[PIPE_MAX_SAMPLERS]; 5033d203b610045980853d26370ee21fb2ef4aed17eBrian Paul uint num = MAX2(fpv->bitmap_sampler + 1, st->state.num_samplers); 50433f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul uint i; 50533f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul for (i = 0; i < st->state.num_samplers; i++) { 50633f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul samplers[i] = &st->state.samplers[i]; 50733f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul } 50843b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul samplers[fpv->bitmap_sampler] = 50943b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul &st->bitmap.samplers[sv->texture->target != PIPE_TEXTURE_RECT]; 510277089b81ae498f598efdc74fafda9873864ee54Brian Paul cso_set_samplers(cso, num, (const struct pipe_sampler_state **) samplers); 511277089b81ae498f598efdc74fafda9873864ee54Brian Paul } 51233f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul 51333f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul /* user textures, plus the bitmap texture */ 51433f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul { 515b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol struct pipe_sampler_view *sampler_views[PIPE_MAX_SAMPLERS]; 5163d203b610045980853d26370ee21fb2ef4aed17eBrian Paul uint num = MAX2(fpv->bitmap_sampler + 1, st->state.num_textures); 517b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol memcpy(sampler_views, st->state.sampler_views, sizeof(sampler_views)); 5183d203b610045980853d26370ee21fb2ef4aed17eBrian Paul sampler_views[fpv->bitmap_sampler] = sv; 519b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol cso_set_fragment_sampler_views(cso, num, sampler_views); 52033f3938d2d6340b31d758c96bd35f858c6c8267dBrian Paul } 521e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian 522e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian /* viewport state: viewport matching window dims */ 5233ece9ace540447c4f0d340a6f9f27980b54f83fbBrian { 524e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian const struct gl_framebuffer *fb = st->ctx->DrawBuffer; 525e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian const GLboolean invert = (st_fb_orientation(fb) == Y_0_TOP); 52653174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca const GLfloat width = (GLfloat)fb->Width; 52753174afeeb68a79e471185cb463c13ff90af698fJosé Fonseca const GLfloat height = (GLfloat)fb->Height; 528e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian struct pipe_viewport_state vp; 5295c1a78b7a85d23ad1358b34d03a0002a19483655José Fonseca vp.scale[0] = 0.5f * width; 5305c1a78b7a85d23ad1358b34d03a0002a19483655José Fonseca vp.scale[1] = height * (invert ? -0.5f : 0.5f); 531cfdd1ca69521446b5d937d95e7d8bfb27f6d68ebBrian Paul vp.scale[2] = 0.5f; 5325c1a78b7a85d23ad1358b34d03a0002a19483655José Fonseca vp.scale[3] = 1.0f; 5335c1a78b7a85d23ad1358b34d03a0002a19483655José Fonseca vp.translate[0] = 0.5f * width; 5345c1a78b7a85d23ad1358b34d03a0002a19483655José Fonseca vp.translate[1] = 0.5f * height; 535cfdd1ca69521446b5d937d95e7d8bfb27f6d68ebBrian Paul vp.translate[2] = 0.5f; 5365c1a78b7a85d23ad1358b34d03a0002a19483655José Fonseca vp.translate[3] = 0.0f; 537e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian cso_set_viewport(cso, &vp); 5383ece9ace540447c4f0d340a6f9f27980b54f83fbBrian } 5393ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 540ae7b7bf1edcf6c492b4dcc162bca28a0090f601eRoland Scheidegger cso_set_vertex_elements(cso, 3, st->velems_util_draw); 541ae7b7bf1edcf6c492b4dcc162bca28a0090f601eRoland Scheidegger 542cfdd1ca69521446b5d937d95e7d8bfb27f6d68ebBrian Paul /* convert Z from [0,1] to [-1,-1] to match viewport Z scale/bias */ 54350073563b2bfe3716b3dc8b1ed2f91381ba24305Brian Paul z = z * 2.0f - 1.0f; 544cfdd1ca69521446b5d937d95e7d8bfb27f6d68ebBrian Paul 5453ece9ace540447c4f0d340a6f9f27980b54f83fbBrian /* draw textured quad */ 54643b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul offset = setup_bitmap_vertex_data(st, 54743b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul sv->texture->target != PIPE_TEXTURE_RECT, 54843b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul x, y, width, height, z, color); 5493ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 550d5062fb3a315c46d77d5c954a3e3c14be1907d33Marek Olšák util_draw_vertex_buffer(pipe, st->cso_context, st->bitmap.vbuf, offset, 5513ece9ace540447c4f0d340a6f9f27980b54f83fbBrian PIPE_PRIM_TRIANGLE_FAN, 5523ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 4, /* verts */ 5533ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 3); /* attribs/vert */ 5543ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 5553ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 5563ece9ace540447c4f0d340a6f9f27980b54f83fbBrian /* restore state */ 5573ece9ace540447c4f0d340a6f9f27980b54f83fbBrian cso_restore_rasterizer(cso); 5583ece9ace540447c4f0d340a6f9f27980b54f83fbBrian cso_restore_samplers(cso); 559b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol cso_restore_fragment_sampler_views(cso); 560e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian cso_restore_viewport(cso); 561fd4acd6fdaaad4871327d081f5501680ed9da2edMichel Dänzer cso_restore_fragment_shader(cso); 562fd4acd6fdaaad4871327d081f5501680ed9da2edMichel Dänzer cso_restore_vertex_shader(cso); 563d2633af696f2e4ff98f669061e4e222e8643312cMarek Olšák cso_restore_geometry_shader(cso); 564ae7b7bf1edcf6c492b4dcc162bca28a0090f601eRoland Scheidegger cso_restore_vertex_elements(cso); 565d5062fb3a315c46d77d5c954a3e3c14be1907d33Marek Olšák cso_restore_vertex_buffers(cso); 5663ece9ace540447c4f0d340a6f9f27980b54f83fbBrian} 5673ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 5683ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 569737e34aee598f32f8ff078ba823ed149b282ebc8Brianstatic void 570737e34aee598f32f8ff078ba823ed149b282ebc8Brianreset_cache(struct st_context *st) 571737e34aee598f32f8ff078ba823ed149b282ebc8Brian{ 572d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul struct pipe_context *pipe = st->pipe; 573d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul struct bitmap_cache *cache = st->bitmap.cache; 574737e34aee598f32f8ff078ba823ed149b282ebc8Brian 575133501bef2933395f14b2ebdfeda84279be93c60Brian Paul /*memset(cache->buffer, 0xff, sizeof(cache->buffer));*/ 576d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul cache->empty = GL_TRUE; 577737e34aee598f32f8ff078ba823ed149b282ebc8Brian 578d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul cache->xmin = 1000000; 579d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul cache->xmax = -1000000; 580d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul cache->ymin = 1000000; 581d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul cache->ymax = -1000000; 5823ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 583439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz if (cache->trans) { 584287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe->transfer_destroy(pipe, cache->trans); 585439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz cache->trans = NULL; 586439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz } 5872212c214f1890091c102d4cb3c69ec2df2132322Brian Paul 588d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul assert(!cache->texture); 589c62b197b528293abb56b099503344e3cdd7d6c40Brian 590d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul /* allocate a new texture */ 591d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul cache->texture = st_texture_create(st, PIPE_TEXTURE_2D, 592d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul st->bitmap.tex_format, 0, 593d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul BITMAP_CACHE_WIDTH, BITMAP_CACHE_HEIGHT, 594db3a8af7f900e4970ea18659e86a824b4ebdefc7Brian Paul 1, 1, 595287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell PIPE_BIND_SAMPLER_VIEW); 5960c728030ed76d8b79876b8606cb0486bff96750cBrian Paul} 5970c728030ed76d8b79876b8606cb0486bff96750cBrian Paul 598c62b197b528293abb56b099503344e3cdd7d6c40Brian 5990c728030ed76d8b79876b8606cb0486bff96750cBrian Paul/** Print bitmap image to stdout (debug) */ 6000c728030ed76d8b79876b8606cb0486bff96750cBrian Paulstatic void 6010c728030ed76d8b79876b8606cb0486bff96750cBrian Paulprint_cache(const struct bitmap_cache *cache) 6020c728030ed76d8b79876b8606cb0486bff96750cBrian Paul{ 6030c728030ed76d8b79876b8606cb0486bff96750cBrian Paul int i, j, k; 6040c728030ed76d8b79876b8606cb0486bff96750cBrian Paul 6050c728030ed76d8b79876b8606cb0486bff96750cBrian Paul for (i = 0; i < BITMAP_CACHE_HEIGHT; i++) { 6060c728030ed76d8b79876b8606cb0486bff96750cBrian Paul k = BITMAP_CACHE_WIDTH * (BITMAP_CACHE_HEIGHT - i - 1); 6070c728030ed76d8b79876b8606cb0486bff96750cBrian Paul for (j = 0; j < BITMAP_CACHE_WIDTH; j++) { 6080c728030ed76d8b79876b8606cb0486bff96750cBrian Paul if (cache->buffer[k]) 6090c728030ed76d8b79876b8606cb0486bff96750cBrian Paul printf("X"); 6100c728030ed76d8b79876b8606cb0486bff96750cBrian Paul else 6110c728030ed76d8b79876b8606cb0486bff96750cBrian Paul printf(" "); 6120c728030ed76d8b79876b8606cb0486bff96750cBrian Paul k++; 6130c728030ed76d8b79876b8606cb0486bff96750cBrian Paul } 6140c728030ed76d8b79876b8606cb0486bff96750cBrian Paul printf("\n"); 6150c728030ed76d8b79876b8606cb0486bff96750cBrian Paul } 616439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz} 617439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz 6180c728030ed76d8b79876b8606cb0486bff96750cBrian Paul 61943b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul/** 62043b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul * Create gallium pipe_transfer object for the bitmap cache. 62143b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul */ 622439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantzstatic void 623439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantzcreate_cache_trans(struct st_context *st) 624439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz{ 625439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz struct pipe_context *pipe = st->pipe; 626439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz struct bitmap_cache *cache = st->bitmap.cache; 627439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz 628439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz if (cache->trans) 629439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz return; 630439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz 6314617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer /* Map the texture transfer. 632d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul * Subsequent glBitmap calls will write into the texture image. 633d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul */ 6344c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger cache->trans = pipe_get_transfer(st->pipe, cache->texture, 0, 0, 6354c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger PIPE_TRANSFER_WRITE, 0, 0, 6364c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger BITMAP_CACHE_WIDTH, 6374c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger BITMAP_CACHE_HEIGHT); 638287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell cache->buffer = pipe_transfer_map(pipe, cache->trans); 639d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul 640d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul /* init image to all 0xff */ 6414617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer memset(cache->buffer, 0xff, cache->trans->stride * BITMAP_CACHE_HEIGHT); 642c62b197b528293abb56b099503344e3cdd7d6c40Brian} 643c62b197b528293abb56b099503344e3cdd7d6c40Brian 644c62b197b528293abb56b099503344e3cdd7d6c40Brian 645c62b197b528293abb56b099503344e3cdd7d6c40Brian/** 646c62b197b528293abb56b099503344e3cdd7d6c40Brian * If there's anything in the bitmap cache, draw/flush it now. 647c62b197b528293abb56b099503344e3cdd7d6c40Brian */ 648c62b197b528293abb56b099503344e3cdd7d6c40Brianvoid 649c62b197b528293abb56b099503344e3cdd7d6c40Brianst_flush_bitmap_cache(struct st_context *st) 650c62b197b528293abb56b099503344e3cdd7d6c40Brian{ 651c62b197b528293abb56b099503344e3cdd7d6c40Brian if (!st->bitmap.cache->empty) { 65244a7bd0019b9af9ff01336df0aa6eb206f5dc2e9Michel Dänzer struct bitmap_cache *cache = st->bitmap.cache; 65344a7bd0019b9af9ff01336df0aa6eb206f5dc2e9Michel Dänzer 654985134211d9fbfe9b7885beeeb85fdcf2ab78f87Brian Paul if (st->ctx->DrawBuffer) { 655985134211d9fbfe9b7885beeeb85fdcf2ab78f87Brian Paul struct pipe_context *pipe = st->pipe; 656b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol struct pipe_sampler_view *sv; 657985134211d9fbfe9b7885beeeb85fdcf2ab78f87Brian Paul 658985134211d9fbfe9b7885beeeb85fdcf2ab78f87Brian Paul assert(cache->xmin <= cache->xmax); 659d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell 660d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell/* printf("flush size %d x %d at %d, %d\n", 661985134211d9fbfe9b7885beeeb85fdcf2ab78f87Brian Paul cache->xmax - cache->xmin, 662985134211d9fbfe9b7885beeeb85fdcf2ab78f87Brian Paul cache->ymax - cache->ymin, 663985134211d9fbfe9b7885beeeb85fdcf2ab78f87Brian Paul cache->xpos, cache->ypos); 664d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell*/ 665985134211d9fbfe9b7885beeeb85fdcf2ab78f87Brian Paul 6664617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer /* The texture transfer has been mapped until now. 6674617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer * So unmap and release the texture transfer before drawing. 6686fb40092261b891b78e504f453fddf041f9efac6Brian Paul */ 669439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz if (cache->trans) { 6700c728030ed76d8b79876b8606cb0486bff96750cBrian Paul if (0) 6710c728030ed76d8b79876b8606cb0486bff96750cBrian Paul print_cache(cache); 672287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe_transfer_unmap(pipe, cache->trans); 673439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz cache->buffer = NULL; 6742212c214f1890091c102d4cb3c69ec2df2132322Brian Paul 675287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe->transfer_destroy(pipe, cache->trans); 676439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz cache->trans = NULL; 677439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz } 6786fb40092261b891b78e504f453fddf041f9efac6Brian Paul 679ef9a619ba9c49e27ac3fd1c2925ae6b288cd4a09Brian Paul sv = st_create_texture_sampler_view(st->pipe, cache->texture); 680b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol if (sv) { 681b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol draw_bitmap_quad(st->ctx, 682b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol cache->xpos, 683b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol cache->ypos, 684b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol cache->zpos, 685b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol BITMAP_CACHE_WIDTH, BITMAP_CACHE_HEIGHT, 686b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol sv, 687b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol cache->color); 688b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol 689b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol pipe_sampler_view_reference(&sv, NULL); 690b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol } 691985134211d9fbfe9b7885beeeb85fdcf2ab78f87Brian Paul } 69244a7bd0019b9af9ff01336df0aa6eb206f5dc2e9Michel Dänzer 69344a7bd0019b9af9ff01336df0aa6eb206f5dc2e9Michel Dänzer /* release/free the texture */ 694287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe_resource_reference(&cache->texture, NULL); 69544a7bd0019b9af9ff01336df0aa6eb206f5dc2e9Michel Dänzer 696737e34aee598f32f8ff078ba823ed149b282ebc8Brian reset_cache(st); 697c62b197b528293abb56b099503344e3cdd7d6c40Brian } 698c62b197b528293abb56b099503344e3cdd7d6c40Brian} 699c62b197b528293abb56b099503344e3cdd7d6c40Brian 70043b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul 70143b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul/** 70243b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul * Flush bitmap cache and release vertex buffer. 703d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell */ 704d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwellvoid 705d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwellst_flush_bitmap( struct st_context *st ) 706d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell{ 707d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell st_flush_bitmap_cache(st); 708d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell 709d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell /* Release vertex buffer to avoid synchronous rendering if we were 710d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell * to map it in the next frame. 711d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell */ 712287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe_resource_reference(&st->bitmap.vbuf, NULL); 713d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell st->bitmap.vbuf_slot = 0; 714d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell} 715d2c2e9316d043ab584794a3524f22776deb4c777Keith Whitwell 716c62b197b528293abb56b099503344e3cdd7d6c40Brian 717c62b197b528293abb56b099503344e3cdd7d6c40Brian/** 718c62b197b528293abb56b099503344e3cdd7d6c40Brian * Try to accumulate this glBitmap call in the bitmap cache. 719c62b197b528293abb56b099503344e3cdd7d6c40Brian * \return GL_TRUE for success, GL_FALSE if bitmap is too large, etc. 720c62b197b528293abb56b099503344e3cdd7d6c40Brian */ 721c62b197b528293abb56b099503344e3cdd7d6c40Brianstatic GLboolean 722c62b197b528293abb56b099503344e3cdd7d6c40Brianaccum_bitmap(struct st_context *st, 723c62b197b528293abb56b099503344e3cdd7d6c40Brian GLint x, GLint y, GLsizei width, GLsizei height, 724c62b197b528293abb56b099503344e3cdd7d6c40Brian const struct gl_pixelstore_attrib *unpack, 725c62b197b528293abb56b099503344e3cdd7d6c40Brian const GLubyte *bitmap ) 726c62b197b528293abb56b099503344e3cdd7d6c40Brian{ 727737e34aee598f32f8ff078ba823ed149b282ebc8Brian struct bitmap_cache *cache = st->bitmap.cache; 728218590f70723ce0683f70a0c7aab229f9bbd89a6Vinson Lee int px = -999, py = -999; 7294eb72568541803fe45d04d9e230212f4f0928ec9Brian Paul const GLfloat z = st->ctx->Current.RasterPos[2]; 730c62b197b528293abb56b099503344e3cdd7d6c40Brian 731c62b197b528293abb56b099503344e3cdd7d6c40Brian if (width > BITMAP_CACHE_WIDTH || 732c62b197b528293abb56b099503344e3cdd7d6c40Brian height > BITMAP_CACHE_HEIGHT) 733c62b197b528293abb56b099503344e3cdd7d6c40Brian return GL_FALSE; /* too big to cache */ 734c62b197b528293abb56b099503344e3cdd7d6c40Brian 735737e34aee598f32f8ff078ba823ed149b282ebc8Brian if (!cache->empty) { 736737e34aee598f32f8ff078ba823ed149b282ebc8Brian px = x - cache->xpos; /* pos in buffer */ 737737e34aee598f32f8ff078ba823ed149b282ebc8Brian py = y - cache->ypos; 738c62b197b528293abb56b099503344e3cdd7d6c40Brian if (px < 0 || px + width > BITMAP_CACHE_WIDTH || 739318f00ae9f9bca783d1d3aa7700109402f3e52cbBrian Paul py < 0 || py + height > BITMAP_CACHE_HEIGHT || 7404eb72568541803fe45d04d9e230212f4f0928ec9Brian Paul !TEST_EQ_4V(st->ctx->Current.RasterColor, cache->color) || 7414eb72568541803fe45d04d9e230212f4f0928ec9Brian Paul ((fabs(z - cache->zpos) > Z_EPSILON))) { 742318f00ae9f9bca783d1d3aa7700109402f3e52cbBrian Paul /* This bitmap would extend beyond cache bounds, or the bitmap 743318f00ae9f9bca783d1d3aa7700109402f3e52cbBrian Paul * color is changing 744c62b197b528293abb56b099503344e3cdd7d6c40Brian * so flush and continue. 745c62b197b528293abb56b099503344e3cdd7d6c40Brian */ 746c62b197b528293abb56b099503344e3cdd7d6c40Brian st_flush_bitmap_cache(st); 747c62b197b528293abb56b099503344e3cdd7d6c40Brian } 748c62b197b528293abb56b099503344e3cdd7d6c40Brian } 749c62b197b528293abb56b099503344e3cdd7d6c40Brian 750737e34aee598f32f8ff078ba823ed149b282ebc8Brian if (cache->empty) { 751c62b197b528293abb56b099503344e3cdd7d6c40Brian /* Initialize. Center bitmap vertically in the buffer. */ 752c62b197b528293abb56b099503344e3cdd7d6c40Brian px = 0; 753c62b197b528293abb56b099503344e3cdd7d6c40Brian py = (BITMAP_CACHE_HEIGHT - height) / 2; 754737e34aee598f32f8ff078ba823ed149b282ebc8Brian cache->xpos = x; 755737e34aee598f32f8ff078ba823ed149b282ebc8Brian cache->ypos = y - py; 7564eb72568541803fe45d04d9e230212f4f0928ec9Brian Paul cache->zpos = z; 757737e34aee598f32f8ff078ba823ed149b282ebc8Brian cache->empty = GL_FALSE; 758318f00ae9f9bca783d1d3aa7700109402f3e52cbBrian Paul COPY_4FV(cache->color, st->ctx->Current.RasterColor); 759c62b197b528293abb56b099503344e3cdd7d6c40Brian } 760c62b197b528293abb56b099503344e3cdd7d6c40Brian 761c62b197b528293abb56b099503344e3cdd7d6c40Brian assert(px != -999); 762218590f70723ce0683f70a0c7aab229f9bbd89a6Vinson Lee assert(py != -999); 763c62b197b528293abb56b099503344e3cdd7d6c40Brian 764737e34aee598f32f8ff078ba823ed149b282ebc8Brian if (x < cache->xmin) 765737e34aee598f32f8ff078ba823ed149b282ebc8Brian cache->xmin = x; 766737e34aee598f32f8ff078ba823ed149b282ebc8Brian if (y < cache->ymin) 767737e34aee598f32f8ff078ba823ed149b282ebc8Brian cache->ymin = y; 768737e34aee598f32f8ff078ba823ed149b282ebc8Brian if (x + width > cache->xmax) 769737e34aee598f32f8ff078ba823ed149b282ebc8Brian cache->xmax = x + width; 770737e34aee598f32f8ff078ba823ed149b282ebc8Brian if (y + height > cache->ymax) 771737e34aee598f32f8ff078ba823ed149b282ebc8Brian cache->ymax = y + height; 772737e34aee598f32f8ff078ba823ed149b282ebc8Brian 773439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz /* create the transfer if needed */ 774439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz create_cache_trans(st); 775439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz 7767146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul unpack_bitmap(st, px, py, width, height, unpack, bitmap, 7777146a1a29d3897fc0bd46dd56f3b36f2351d0f88Brian Paul cache->buffer, BITMAP_CACHE_WIDTH); 778c62b197b528293abb56b099503344e3cdd7d6c40Brian 779c62b197b528293abb56b099503344e3cdd7d6c40Brian return GL_TRUE; /* accumulated */ 780c62b197b528293abb56b099503344e3cdd7d6c40Brian} 781c62b197b528293abb56b099503344e3cdd7d6c40Brian 782c62b197b528293abb56b099503344e3cdd7d6c40Brian 783c62b197b528293abb56b099503344e3cdd7d6c40Brian 784c62b197b528293abb56b099503344e3cdd7d6c40Brian/** 785c62b197b528293abb56b099503344e3cdd7d6c40Brian * Called via ctx->Driver.Bitmap() 786c62b197b528293abb56b099503344e3cdd7d6c40Brian */ 787c62b197b528293abb56b099503344e3cdd7d6c40Brianstatic void 78843b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paulst_Bitmap(struct gl_context *ctx, GLint x, GLint y, 78943b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul GLsizei width, GLsizei height, 7903ece9ace540447c4f0d340a6f9f27980b54f83fbBrian const struct gl_pixelstore_attrib *unpack, const GLubyte *bitmap ) 7913ece9ace540447c4f0d340a6f9f27980b54f83fbBrian{ 79276c7ad2e7d387feefe58dc2116b613fe11a8b273Brian Paul struct st_context *st = st_context(ctx); 793287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_resource *pt; 7943ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 79529d9f6b0d263b6ea2f89ea955d53d2671d9a6e43Brian Paul if (width == 0 || height == 0) 79629d9f6b0d263b6ea2f89ea955d53d2671d9a6e43Brian Paul return; 79729d9f6b0d263b6ea2f89ea955d53d2671d9a6e43Brian Paul 7981ecb2e4a7a5881d5a98679b421d78fd11c729ebcBrian Paul st_validate_state(st); 7991ecb2e4a7a5881d5a98679b421d78fd11c729ebcBrian Paul 8003ece9ace540447c4f0d340a6f9f27980b54f83fbBrian if (!st->bitmap.vs) { 8013ece9ace540447c4f0d340a6f9f27980b54f83fbBrian /* create pass-through vertex shader now */ 8023ece9ace540447c4f0d340a6f9f27980b54f83fbBrian const uint semantic_names[] = { TGSI_SEMANTIC_POSITION, 8033ece9ace540447c4f0d340a6f9f27980b54f83fbBrian TGSI_SEMANTIC_COLOR, 8043ece9ace540447c4f0d340a6f9f27980b54f83fbBrian TGSI_SEMANTIC_GENERIC }; 8053ece9ace540447c4f0d340a6f9f27980b54f83fbBrian const uint semantic_indexes[] = { 0, 0, 0 }; 8063ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vs = util_make_vertex_passthrough_shader(st->pipe, 3, 8073ece9ace540447c4f0d340a6f9f27980b54f83fbBrian semantic_names, 808fa0f48504a32642d688d4b81f62eea54c693b23fKeith Whitwell semantic_indexes); 8093ece9ace540447c4f0d340a6f9f27980b54f83fbBrian } 8103ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 811c62b197b528293abb56b099503344e3cdd7d6c40Brian if (UseBitmapCache && accum_bitmap(st, x, y, width, height, unpack, bitmap)) 812c62b197b528293abb56b099503344e3cdd7d6c40Brian return; 8133ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 8143ece9ace540447c4f0d340a6f9f27980b54f83fbBrian pt = make_bitmap_texture(ctx, width, height, unpack, bitmap); 8153ece9ace540447c4f0d340a6f9f27980b54f83fbBrian if (pt) { 81643b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul struct pipe_sampler_view *sv = 81743b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul st_create_texture_sampler_view(st->pipe, pt); 818b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol 819ae0ef6f69f351cacdc7eaa9b21097a7c1b414e44Luca Barbieri assert(pt->target == PIPE_TEXTURE_2D || pt->target == PIPE_TEXTURE_RECT); 820b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol 821b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol if (sv) { 822b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol draw_bitmap_quad(ctx, x, y, ctx->Current.RasterPos[2], 823b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol width, height, sv, 824b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol st->ctx->Current.RasterColor); 825b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol 826b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol pipe_sampler_view_reference(&sv, NULL); 827b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol } 828b8030c6561e019e079b5be2fe64ec804df4bfa03Michal Krol 829d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul /* release/free the texture */ 830287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe_resource_reference(&pt, NULL); 8313ece9ace540447c4f0d340a6f9f27980b54f83fbBrian } 8323ece9ace540447c4f0d340a6f9f27980b54f83fbBrian} 8333ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 8343ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 835c62b197b528293abb56b099503344e3cdd7d6c40Brian/** Per-context init */ 836c62b197b528293abb56b099503344e3cdd7d6c40Brianvoid 837c62b197b528293abb56b099503344e3cdd7d6c40Brianst_init_bitmap_functions(struct dd_function_table *functions) 8383ece9ace540447c4f0d340a6f9f27980b54f83fbBrian{ 8393ece9ace540447c4f0d340a6f9f27980b54f83fbBrian functions->Bitmap = st_Bitmap; 8403ece9ace540447c4f0d340a6f9f27980b54f83fbBrian} 8413ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 8423ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 843c62b197b528293abb56b099503344e3cdd7d6c40Brian/** Per-context init */ 844c62b197b528293abb56b099503344e3cdd7d6c40Brianvoid 845c62b197b528293abb56b099503344e3cdd7d6c40Brianst_init_bitmap(struct st_context *st) 846c62b197b528293abb56b099503344e3cdd7d6c40Brian{ 8473070e0ea41ab4aa24804e8fd26895924a8583830Luca Barbieri struct pipe_sampler_state *sampler = &st->bitmap.samplers[0]; 848eefb9d3b51e40867ac3fee43b6496a62b1888b3cBrian Paul struct pipe_context *pipe = st->pipe; 849eefb9d3b51e40867ac3fee43b6496a62b1888b3cBrian Paul struct pipe_screen *screen = pipe->screen; 850e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian 851e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian /* init sampler state once */ 852e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian memset(sampler, 0, sizeof(*sampler)); 853e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian sampler->wrap_s = PIPE_TEX_WRAP_CLAMP; 854e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian sampler->wrap_t = PIPE_TEX_WRAP_CLAMP; 855e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian sampler->wrap_r = PIPE_TEX_WRAP_CLAMP; 856e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian sampler->min_img_filter = PIPE_TEX_FILTER_NEAREST; 857e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian sampler->min_mip_filter = PIPE_TEX_MIPFILTER_NONE; 858e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian sampler->mag_img_filter = PIPE_TEX_FILTER_NEAREST; 8593070e0ea41ab4aa24804e8fd26895924a8583830Luca Barbieri st->bitmap.samplers[1] = *sampler; 8603070e0ea41ab4aa24804e8fd26895924a8583830Luca Barbieri st->bitmap.samplers[1].normalized_coords = 1; 861e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian 8626a382250a10e7022e93b6be6fe4657445d85a568Brian /* init baseline rasterizer state once */ 863e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian memset(&st->bitmap.rasterizer, 0, sizeof(st->bitmap.rasterizer)); 864124e1345c9ba4abe17bb04b8781ec0fe803eda7bBrian st->bitmap.rasterizer.gl_rasterization_rules = 1; 865e66cb602b79f52bd1f01b1c3f7af039eeff283a6Brian 866eefb9d3b51e40867ac3fee43b6496a62b1888b3cBrian Paul /* find a usable texture format */ 86743b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul if (screen->is_format_supported(screen, PIPE_FORMAT_I8_UNORM, 86843b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul PIPE_TEXTURE_2D, 0, 869e968975cb57eb854769292f7c6ff773c64a386c3Marek Olšák PIPE_BIND_SAMPLER_VIEW)) { 87054f94a790e4488445347abcff9a636a9c440d7f9Brian Paul st->bitmap.tex_format = PIPE_FORMAT_I8_UNORM; 871eefb9d3b51e40867ac3fee43b6496a62b1888b3cBrian Paul } 87243b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul else if (screen->is_format_supported(screen, PIPE_FORMAT_A8_UNORM, 87343b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul PIPE_TEXTURE_2D, 0, 874e968975cb57eb854769292f7c6ff773c64a386c3Marek Olšák PIPE_BIND_SAMPLER_VIEW)) { 875fe60dbc536e2fb94cf7bc5262ebd7817c16eb9e7Keith Whitwell st->bitmap.tex_format = PIPE_FORMAT_A8_UNORM; 876fe60dbc536e2fb94cf7bc5262ebd7817c16eb9e7Keith Whitwell } 87743b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul else if (screen->is_format_supported(screen, PIPE_FORMAT_L8_UNORM, 87843b7b9d02aa3a3670fd30619ef2b2366abf955dcBrian Paul PIPE_TEXTURE_2D, 0, 879e968975cb57eb854769292f7c6ff773c64a386c3Marek Olšák PIPE_BIND_SAMPLER_VIEW)) { 88093d101f0c3b2b7b6909d6f98a0d04b978b4ae29aKeith Whitwell st->bitmap.tex_format = PIPE_FORMAT_L8_UNORM; 88193d101f0c3b2b7b6909d6f98a0d04b978b4ae29aKeith Whitwell } 882eefb9d3b51e40867ac3fee43b6496a62b1888b3cBrian Paul else { 883eefb9d3b51e40867ac3fee43b6496a62b1888b3cBrian Paul /* XXX support more formats */ 884eefb9d3b51e40867ac3fee43b6496a62b1888b3cBrian Paul assert(0); 885eefb9d3b51e40867ac3fee43b6496a62b1888b3cBrian Paul } 886eefb9d3b51e40867ac3fee43b6496a62b1888b3cBrian Paul 887d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul /* alloc bitmap cache object */ 888f1a59a6dd7b7b0523db191d82b3af1a841c6475dBrian Paul st->bitmap.cache = ST_CALLOC_STRUCT(bitmap_cache); 889d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul 890d3b98330d800d347e3fccf80a40fa87453659c6cBrian Paul reset_cache(st); 891c62b197b528293abb56b099503344e3cdd7d6c40Brian} 892c62b197b528293abb56b099503344e3cdd7d6c40Brian 893c62b197b528293abb56b099503344e3cdd7d6c40Brian 894c62b197b528293abb56b099503344e3cdd7d6c40Brian/** Per-context tear-down */ 8953ece9ace540447c4f0d340a6f9f27980b54f83fbBrianvoid 8963ece9ace540447c4f0d340a6f9f27980b54f83fbBrianst_destroy_bitmap(struct st_context *st) 8973ece9ace540447c4f0d340a6f9f27980b54f83fbBrian{ 8983ece9ace540447c4f0d340a6f9f27980b54f83fbBrian struct pipe_context *pipe = st->pipe; 899b4219e35e2de783ca03e53c311a8a56f8b633aa1Brian Paul struct bitmap_cache *cache = st->bitmap.cache; 900b4219e35e2de783ca03e53c311a8a56f8b633aa1Brian Paul 9013ece9ace540447c4f0d340a6f9f27980b54f83fbBrian if (st->bitmap.vs) { 902a770d40c3d4977e2c134661b5d8facaea446b6eaBrian Paul cso_delete_vertex_shader(st->cso_context, st->bitmap.vs); 9033ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vs = NULL; 9043ece9ace540447c4f0d340a6f9f27980b54f83fbBrian } 905c62b197b528293abb56b099503344e3cdd7d6c40Brian 9063ece9ace540447c4f0d340a6f9f27980b54f83fbBrian if (st->bitmap.vbuf) { 907287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe_resource_reference(&st->bitmap.vbuf, NULL); 9083ece9ace540447c4f0d340a6f9f27980b54f83fbBrian st->bitmap.vbuf = NULL; 9093ece9ace540447c4f0d340a6f9f27980b54f83fbBrian } 9103ece9ace540447c4f0d340a6f9f27980b54f83fbBrian 911439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz if (cache) { 912439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz if (cache->trans) { 913287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe_transfer_unmap(pipe, cache->trans); 914287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe->transfer_destroy(pipe, cache->trans); 915439c42ae8b652f4fce59e5157c7e598280959684Jakob Bornecrantz } 916287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe_resource_reference(&st->bitmap.cache->texture, NULL); 91732f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(st->bitmap.cache); 918c62b197b528293abb56b099503344e3cdd7d6c40Brian st->bitmap.cache = NULL; 919c62b197b528293abb56b099503344e3cdd7d6c40Brian } 920c62b197b528293abb56b099503344e3cdd7d6c40Brian} 92114a92b26ff76550c5010ddf8bcbf5226dae5183fChia-I Wu 92214a92b26ff76550c5010ddf8bcbf5226dae5183fChia-I Wu#endif /* FEATURE_drawpix */ 923