100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian/* 200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * Mesa 3-D graphics library 3a7e1b4456a08d84c976bd260d018ca88f35867e4Brian * Version: 7.1 400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * 5a7e1b4456a08d84c976bd260d018ca88f35867e4Brian * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. 600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * 700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * Permission is hereby granted, free of charge, to any person obtaining a 800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * copy of this software and associated documentation files (the "Software"), 900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * to deal in the Software without restriction, including without limitation 1000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * the rights to use, copy, modify, merge, publish, distribute, sublicense, 1100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * and/or sell copies of the Software, and to permit persons to whom the 1200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * Software is furnished to do so, subject to the following conditions: 1300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * 1400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * The above copyright notice and this permission notice shall be included 1500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * in all copies or substantial portions of the Software. 1600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * 1700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 1800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 1900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 2000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 2100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 2200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 2300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian */ 2400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 2500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian#ifndef PROG_STATEVARS_H 2600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian#define PROG_STATEVARS_H 2700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 2863e7a4c6e5bf51d8090046ebc5adcb4207448565José Fonseca 29488e994ba977dc363a5b0a8b657d93a46ade7da2Vinson Lee#include "main/glheader.h" 3000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 3163e7a4c6e5bf51d8090046ebc5adcb4207448565José Fonseca 3263e7a4c6e5bf51d8090046ebc5adcb4207448565José Fonseca#ifdef __cplusplus 3363e7a4c6e5bf51d8090046ebc5adcb4207448565José Fonsecaextern "C" { 3463e7a4c6e5bf51d8090046ebc5adcb4207448565José Fonseca#endif 3563e7a4c6e5bf51d8090046ebc5adcb4207448565José Fonseca 3663e7a4c6e5bf51d8090046ebc5adcb4207448565José Fonseca 37488e994ba977dc363a5b0a8b657d93a46ade7da2Vinson Leestruct gl_context; 38488e994ba977dc363a5b0a8b657d93a46ade7da2Vinson Leestruct gl_program_parameter_list; 3900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 4000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian/** 41b7978af6936d186112727cb9858fe7740eef1a7cBrian * Number of STATE_* values we need to address any GL state. 42b7978af6936d186112727cb9858fe7740eef1a7cBrian * Used to dimension arrays. 43b7978af6936d186112727cb9858fe7740eef1a7cBrian */ 44776bc9cf55b116e17dddde4d097985b51879c83fBrian#define STATE_LENGTH 5 45b7978af6936d186112727cb9858fe7740eef1a7cBrian 46b7978af6936d186112727cb9858fe7740eef1a7cBrian 47b7978af6936d186112727cb9858fe7740eef1a7cBrian/** 4800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * Used for describing GL state referenced from inside ARB vertex and 4900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * fragment programs. 5000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * A string such as "state.light[0].ambient" gets translated into a 5100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * sequence of tokens such as [ STATE_LIGHT, 0, STATE_AMBIENT ]. 526531952b3c979be0dc95704beb3c3b9dad1dc37bBrian * 536531952b3c979be0dc95704beb3c3b9dad1dc37bBrian * For state that's an array, like STATE_CLIPPLANE, the 2nd token [1] should 546531952b3c979be0dc95704beb3c3b9dad1dc37bBrian * always be the array index. 5500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian */ 5600cdc0a472c55330cbc58317f01b07f8f90be5a5Briantypedef enum gl_state_index_ { 5700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_MATERIAL = 100, /* start at 100 so small ints are seen as ints */ 5800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 5900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_LIGHT, 6000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_LIGHTMODEL_AMBIENT, 6100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_LIGHTMODEL_SCENECOLOR, 6200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_LIGHTPROD, 6300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 6400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN, 6500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 6600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_FOG_COLOR, 6700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_FOG_PARAMS, 6800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 6900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_CLIPPLANE, 7000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 7100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_POINT_SIZE, 7200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_POINT_ATTENUATION, 7300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 746531952b3c979be0dc95704beb3c3b9dad1dc37bBrian STATE_MODELVIEW_MATRIX, 756531952b3c979be0dc95704beb3c3b9dad1dc37bBrian STATE_PROJECTION_MATRIX, 766531952b3c979be0dc95704beb3c3b9dad1dc37bBrian STATE_MVP_MATRIX, 776531952b3c979be0dc95704beb3c3b9dad1dc37bBrian STATE_TEXTURE_MATRIX, 786531952b3c979be0dc95704beb3c3b9dad1dc37bBrian STATE_PROGRAM_MATRIX, 7900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_MATRIX_INVERSE, 8000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_MATRIX_TRANSPOSE, 8100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_MATRIX_INVTRANS, 8200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 8300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_AMBIENT, 8400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_DIFFUSE, 8500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_SPECULAR, 8600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_EMISSION, 8700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_SHININESS, 88c117d0efd28887069607f405be99fbc09fcb4cabNicolai Haehnle STATE_HALF_VECTOR, 8900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 906f346ec0b85375defd049029fa781531fdabda56Brian Paul STATE_POSITION, /**< xyzw = position */ 916f346ec0b85375defd049029fa781531fdabda56Brian Paul STATE_ATTENUATION, /**< xyz = attenuation, w = spot exponent */ 926f346ec0b85375defd049029fa781531fdabda56Brian Paul STATE_SPOT_DIRECTION, /**< xyz = direction, w = cos(cutoff) */ 936f346ec0b85375defd049029fa781531fdabda56Brian Paul STATE_SPOT_CUTOFF, /**< x = cutoff, yzw = undefined */ 9400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 9500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_EYE_S, 9600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_EYE_T, 9700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_EYE_R, 9800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_EYE_Q, 9900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_OBJECT_S, 10000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_OBJECT_T, 10100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_OBJECT_R, 10200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_OBJECT_Q, 10300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 10400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXENV_COLOR, 105c117d0efd28887069607f405be99fbc09fcb4cabNicolai Haehnle 10600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_DEPTH_RANGE, 10700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 10800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_VERTEX_PROGRAM, 10900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_FRAGMENT_PROGRAM, 11000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 11100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_ENV, 11200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_LOCAL, 11300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 11400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_INTERNAL, /* Mesa additions */ 115fa1b533012030cd67148b5bf1e018fd5e30c96f8Keith Whitwell STATE_CURRENT_ATTRIB, /* ctx->Current vertex attrib value */ 116e5c6a92a12b5cd7db205d72039f58d302b0be9d5Marek Olšák STATE_CURRENT_ATTRIB_MAYBE_VP_CLAMPED, /* ctx->Current vertex attrib value after passthrough vertex processing */ 11700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_NORMAL_SCALE, 11800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXRECT_SCALE, 11996abc6bf72fe0ca6f2aceb87aa9324afe72d67acBrian STATE_FOG_PARAMS_OPTIMIZED, /* for faster fog calc */ 1202c326e72664e65166c68b027b26aaf373f3be36dRoland Scheidegger STATE_POINT_SIZE_CLAMPED, /* includes implementation dependent size clamp */ 121adc1f88fc9278bdbb3b24a6d48f91a0bd98e9f1cKeith Whitwell STATE_LIGHT_SPOT_DIR_NORMALIZED, /* pre-normalized spot dir */ 122adc1f88fc9278bdbb3b24a6d48f91a0bd98e9f1cKeith Whitwell STATE_LIGHT_POSITION, /* object vs eye space */ 123adc1f88fc9278bdbb3b24a6d48f91a0bd98e9f1cKeith Whitwell STATE_LIGHT_POSITION_NORMALIZED, /* object vs eye space */ 124adc1f88fc9278bdbb3b24a6d48f91a0bd98e9f1cKeith Whitwell STATE_LIGHT_HALF_VECTOR, /* object vs eye space */ 1252f8fc325aca43693aac368ae5781547cc976d387Brian Paul STATE_PT_SCALE, /**< Pixel transfer RGBA scale */ 1262f8fc325aca43693aac368ae5781547cc976d387Brian Paul STATE_PT_BIAS, /**< Pixel transfer RGBA bias */ 1271f45ae0813f72fa92f52e0ebc440922362dc7cceBrian Paul STATE_FB_SIZE, /**< (width-1, height-1, 0, 0) */ 128f986a6560f3ee9a79b89e9409e3a9ac52b53315cChristoph Bumiller STATE_FB_WPOS_Y_TRANSFORM, /**< (1, 0, -1, height) if a FBO is bound, (-1, height, 1, 0) otherwise */ 129114152e068ec919feb0a57a1259c2ada970b9f02Roland Scheidegger STATE_ROT_MATRIX_0, /**< ATI_envmap_bumpmap, rot matrix row 0 */ 130114152e068ec919feb0a57a1259c2ada970b9f02Roland Scheidegger STATE_ROT_MATRIX_1, /**< ATI_envmap_bumpmap, rot matrix row 1 */ 13100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_INTERNAL_DRIVER /* first available state index for drivers (must be last) */ 13200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian} gl_state_index; 13300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 13400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 13500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 13600cdc0a472c55330cbc58317f01b07f8f90be5a5Brianextern void 137f9995b30756140724f41daf963fa06167912be7fKristian Høgsberg_mesa_load_state_parameters(struct gl_context *ctx, 13800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian struct gl_program_parameter_list *paramList); 13900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 14000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 14100cdc0a472c55330cbc58317f01b07f8f90be5a5Brianextern GLbitfield 142aa9d22a1c0f3256497088985c290d4046e089456Brian_mesa_program_state_flags(const gl_state_index state[STATE_LENGTH]); 14300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 14400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 145ce3cf63251b9d0de1de066f71d0c642360215f13Michal Krolextern char * 146aa9d22a1c0f3256497088985c290d4046e089456Brian_mesa_program_state_string(const gl_state_index state[STATE_LENGTH]); 14700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 14800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 149a7e1b4456a08d84c976bd260d018ca88f35867e4Brianextern void 150f9995b30756140724f41daf963fa06167912be7fKristian Høgsberg_mesa_load_tracked_matrices(struct gl_context *ctx); 151a7e1b4456a08d84c976bd260d018ca88f35867e4Brian 152a7e1b4456a08d84c976bd260d018ca88f35867e4Brian 15363e7a4c6e5bf51d8090046ebc5adcb4207448565José Fonseca#ifdef __cplusplus 15463e7a4c6e5bf51d8090046ebc5adcb4207448565José Fonseca} 15563e7a4c6e5bf51d8090046ebc5adcb4207448565José Fonseca#endif 15663e7a4c6e5bf51d8090046ebc5adcb4207448565José Fonseca 15700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian#endif /* PROG_STATEVARS_H */ 158