| 1 | /* Copyright (c) 2001, Stanford University
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| 2 | * All rights reserved.
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| 3 | *
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| 4 | * See the file LICENSE.txt for information on redistributing this software.
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| 5 | */
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| 6 |
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| 7 | #ifndef CR_STATE_LIGHTING_H
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| 8 | #define CR_STATE_LIGHTING_H
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| 9 |
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| 10 | #include "state/cr_statetypes.h"
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| 11 |
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| 12 | #include <iprt/cdefs.h>
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| 13 |
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| 14 | #ifdef __cplusplus
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| 15 | extern "C" {
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| 16 | #endif
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| 17 |
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| 18 | typedef struct {
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| 19 | CRbitvalue dirty[CR_MAX_BITARRAY];
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| 20 | CRbitvalue enable[CR_MAX_BITARRAY];
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| 21 | CRbitvalue ambient[CR_MAX_BITARRAY];
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| 22 | CRbitvalue diffuse[CR_MAX_BITARRAY];
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| 23 | CRbitvalue specular[CR_MAX_BITARRAY];
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| 24 | CRbitvalue position[CR_MAX_BITARRAY];
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| 25 | CRbitvalue attenuation[CR_MAX_BITARRAY];
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| 26 | CRbitvalue spot[CR_MAX_BITARRAY];
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| 27 | } CRLightBits;
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| 28 |
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| 29 | typedef struct {
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| 30 | CRbitvalue dirty[CR_MAX_BITARRAY];
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| 31 | CRbitvalue shadeModel[CR_MAX_BITARRAY];
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| 32 | CRbitvalue colorMaterial[CR_MAX_BITARRAY];
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| 33 | CRbitvalue lightModel[CR_MAX_BITARRAY];
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| 34 | CRbitvalue material[CR_MAX_BITARRAY];
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| 35 | CRbitvalue enable[CR_MAX_BITARRAY];
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| 36 | CRLightBits *light;
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| 37 | } CRLightingBits;
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| 38 |
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| 39 | typedef struct {
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| 40 | GLboolean enable;
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| 41 | GLcolorf ambient;
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| 42 | GLcolorf diffuse;
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| 43 | GLcolorf specular;
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| 44 | GLvectorf position;
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| 45 | GLvectorf objPosition;
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| 46 | GLfloat constantAttenuation;
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| 47 | GLfloat linearAttenuation;
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| 48 | GLfloat quadraticAttenuation;
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| 49 | GLvectorf spotDirection;
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| 50 | GLfloat spotExponent;
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| 51 | GLfloat spotCutoff;
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| 52 | } CRLight;
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| 53 |
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| 54 | typedef struct {
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| 55 | GLboolean lighting;
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| 56 | GLboolean colorMaterial;
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| 57 | GLenum shadeModel;
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| 58 | GLenum colorMaterialMode;
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| 59 | GLenum colorMaterialFace;
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| 60 | GLcolorf ambient[2]; /* material front/back */
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| 61 | GLcolorf diffuse[2]; /* material front/back */
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| 62 | GLcolorf specular[2]; /* material front/back */
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| 63 | GLcolorf emission[2]; /* material front/back */
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| 64 | GLfloat shininess[2]; /* material front/back */
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| 65 | GLint indexes[2][3]; /* material front/back amb/diff/spec */
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| 66 | GLcolorf lightModelAmbient;
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| 67 | GLboolean lightModelLocalViewer;
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| 68 | GLboolean lightModelTwoSide;
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| 69 | #if defined(CR_EXT_separate_specular_color) || defined(CR_OPENGL_VERSION_1_2)
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| 70 | GLenum lightModelColorControlEXT; /* CR_EXT_separate_specular_color */
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| 71 | #endif
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| 72 | GLboolean colorSumEXT; /* CR_EXT_secondary_color */
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| 73 | CRLight *light;
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| 74 | } CRLightingState;
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| 75 |
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| 76 | DECLEXPORT(void) crStateLightingInitBits (CRLightingBits *l);
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| 77 | DECLEXPORT(void) crStateLightingInit (CRContext *ctx);
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| 78 | DECLEXPORT(void) crStateLightingDestroy (CRContext *ctx);
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| 79 |
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| 80 | DECLEXPORT(void) crStateLightingDiff(CRLightingBits *bb, CRbitvalue *bitID,
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| 81 | CRContext *fromCtx, CRContext *toCtx);
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| 82 | DECLEXPORT(void) crStateLightingSwitch(CRLightingBits *bb, CRbitvalue *bitID,
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| 83 | CRContext *fromCtx, CRContext *toCtx);
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| 84 |
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| 85 | DECLEXPORT(void) crStateColorMaterialRecover( void );
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| 86 |
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| 87 | #ifdef __cplusplus
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| 88 | }
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| 89 | #endif
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| 90 |
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| 91 | #endif /* CR_STATE_LIGHTING_H */
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