prog_statevars.h revision 6f346ec0b85375defd049029fa781531fdabda56
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 28bbd287103dad776d8a45c87c4e51fbc26d9b80d5Brian Paul#include "main/mtypes.h" 2900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 3000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 3100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian/** 32b7978af6936d186112727cb9858fe7740eef1a7cBrian * Number of STATE_* values we need to address any GL state. 33b7978af6936d186112727cb9858fe7740eef1a7cBrian * Used to dimension arrays. 34b7978af6936d186112727cb9858fe7740eef1a7cBrian */ 35776bc9cf55b116e17dddde4d097985b51879c83fBrian#define STATE_LENGTH 5 36b7978af6936d186112727cb9858fe7740eef1a7cBrian 37b7978af6936d186112727cb9858fe7740eef1a7cBrian 38b7978af6936d186112727cb9858fe7740eef1a7cBrian/** 3900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * Used for describing GL state referenced from inside ARB vertex and 4000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * fragment programs. 4100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * A string such as "state.light[0].ambient" gets translated into a 4200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian * sequence of tokens such as [ STATE_LIGHT, 0, STATE_AMBIENT ]. 436531952b3c979be0dc95704beb3c3b9dad1dc37bBrian * 446531952b3c979be0dc95704beb3c3b9dad1dc37bBrian * For state that's an array, like STATE_CLIPPLANE, the 2nd token [1] should 456531952b3c979be0dc95704beb3c3b9dad1dc37bBrian * always be the array index. 4600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian */ 4700cdc0a472c55330cbc58317f01b07f8f90be5a5Briantypedef enum gl_state_index_ { 4800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_MATERIAL = 100, /* start at 100 so small ints are seen as ints */ 4900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 5000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_LIGHT, 5100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_LIGHTMODEL_AMBIENT, 5200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_LIGHTMODEL_SCENECOLOR, 5300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_LIGHTPROD, 5400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 5500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN, 5600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 5700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_FOG_COLOR, 5800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_FOG_PARAMS, 5900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 6000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_CLIPPLANE, 6100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 6200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_POINT_SIZE, 6300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_POINT_ATTENUATION, 6400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 656531952b3c979be0dc95704beb3c3b9dad1dc37bBrian STATE_MODELVIEW_MATRIX, 666531952b3c979be0dc95704beb3c3b9dad1dc37bBrian STATE_PROJECTION_MATRIX, 676531952b3c979be0dc95704beb3c3b9dad1dc37bBrian STATE_MVP_MATRIX, 686531952b3c979be0dc95704beb3c3b9dad1dc37bBrian STATE_TEXTURE_MATRIX, 696531952b3c979be0dc95704beb3c3b9dad1dc37bBrian STATE_PROGRAM_MATRIX, 706e92968d751ce3006b5ca0fc59eced20c94dc507Brian Paul STATE_COLOR_MATRIX, 7100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_MATRIX_INVERSE, 7200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_MATRIX_TRANSPOSE, 7300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_MATRIX_INVTRANS, 7400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 7500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_AMBIENT, 7600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_DIFFUSE, 7700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_SPECULAR, 7800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_EMISSION, 7900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_SHININESS, 80c117d0efd28887069607f405be99fbc09fcb4cabNicolai Haehnle STATE_HALF_VECTOR, 8100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 826f346ec0b85375defd049029fa781531fdabda56Brian Paul STATE_POSITION, /**< xyzw = position */ 836f346ec0b85375defd049029fa781531fdabda56Brian Paul STATE_ATTENUATION, /**< xyz = attenuation, w = spot exponent */ 846f346ec0b85375defd049029fa781531fdabda56Brian Paul STATE_SPOT_DIRECTION, /**< xyz = direction, w = cos(cutoff) */ 856f346ec0b85375defd049029fa781531fdabda56Brian Paul STATE_SPOT_CUTOFF, /**< x = cutoff, yzw = undefined */ 8600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 8700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_EYE_S, 8800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_EYE_T, 8900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_EYE_R, 9000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_EYE_Q, 9100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_OBJECT_S, 9200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_OBJECT_T, 9300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_OBJECT_R, 9400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXGEN_OBJECT_Q, 9500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 9600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXENV_COLOR, 97c117d0efd28887069607f405be99fbc09fcb4cabNicolai Haehnle 9800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_DEPTH_RANGE, 9900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 10000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_VERTEX_PROGRAM, 10100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_FRAGMENT_PROGRAM, 10200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 10300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_ENV, 10400cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_LOCAL, 10500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 10600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_INTERNAL, /* Mesa additions */ 10700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_NORMAL_SCALE, 10800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_TEXRECT_SCALE, 10996abc6bf72fe0ca6f2aceb87aa9324afe72d67acBrian STATE_FOG_PARAMS_OPTIMIZED, /* for faster fog calc */ 11032ef6e75839d6be283e034436e5dd34eabb67958Keith Whitwell STATE_LIGHT_SPOT_DIR_NORMALIZED, /* pre-normalized spot dir */ 11132ef6e75839d6be283e034436e5dd34eabb67958Keith Whitwell STATE_LIGHT_POSITION, /* object vs eye space */ 11232ef6e75839d6be283e034436e5dd34eabb67958Keith Whitwell STATE_LIGHT_POSITION_NORMALIZED, /* object vs eye space */ 11332ef6e75839d6be283e034436e5dd34eabb67958Keith Whitwell STATE_LIGHT_HALF_VECTOR, /* object vs eye space */ 1142f8fc325aca43693aac368ae5781547cc976d387Brian Paul STATE_PT_SCALE, /**< Pixel transfer RGBA scale */ 1152f8fc325aca43693aac368ae5781547cc976d387Brian Paul STATE_PT_BIAS, /**< Pixel transfer RGBA bias */ 1162f8fc325aca43693aac368ae5781547cc976d387Brian Paul STATE_PCM_SCALE, /**< Post color matrix RGBA scale */ 1172f8fc325aca43693aac368ae5781547cc976d387Brian Paul STATE_PCM_BIAS, /**< Post color matrix RGBA bias */ 118c117d0efd28887069607f405be99fbc09fcb4cabNicolai Haehnle STATE_SHADOW_AMBIENT, /**< ARB_shadow_ambient fail value; token[2] is texture unit index */ 11900cdc0a472c55330cbc58317f01b07f8f90be5a5Brian STATE_INTERNAL_DRIVER /* first available state index for drivers (must be last) */ 12000cdc0a472c55330cbc58317f01b07f8f90be5a5Brian} gl_state_index; 12100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 12200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 12300cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 12400cdc0a472c55330cbc58317f01b07f8f90be5a5Brianextern void 12500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian_mesa_load_state_parameters(GLcontext *ctx, 12600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian struct gl_program_parameter_list *paramList); 12700cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 12800cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 12900cdc0a472c55330cbc58317f01b07f8f90be5a5Brianextern GLbitfield 130aa9d22a1c0f3256497088985c290d4046e089456Brian_mesa_program_state_flags(const gl_state_index state[STATE_LENGTH]); 13100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 13200cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 13300cdc0a472c55330cbc58317f01b07f8f90be5a5Brianextern const char * 134aa9d22a1c0f3256497088985c290d4046e089456Brian_mesa_program_state_string(const gl_state_index state[STATE_LENGTH]); 13500cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 13600cdc0a472c55330cbc58317f01b07f8f90be5a5Brian 137a7e1b4456a08d84c976bd260d018ca88f35867e4Brianextern void 138a7e1b4456a08d84c976bd260d018ca88f35867e4Brian_mesa_load_tracked_matrices(GLcontext *ctx); 139a7e1b4456a08d84c976bd260d018ca88f35867e4Brian 140a7e1b4456a08d84c976bd260d018ca88f35867e4Brian 14100cdc0a472c55330cbc58317f01b07f8f90be5a5Brian#endif /* PROG_STATEVARS_H */ 142