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/* Copyright (c) 2001, Stanford University
* All rights reserved.
*
* See the file LICENSE.txt for information on redistributing this software.
*/
#ifndef CR_STATE_LIGHTING_H
#define CR_STATE_LIGHTING_H
#include "state/cr_statetypes.h"
#include <iprt/cdefs.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
CRbitvalue dirty[CR_MAX_BITARRAY];
CRbitvalue enable[CR_MAX_BITARRAY];
CRbitvalue ambient[CR_MAX_BITARRAY];
CRbitvalue diffuse[CR_MAX_BITARRAY];
CRbitvalue specular[CR_MAX_BITARRAY];
CRbitvalue position[CR_MAX_BITARRAY];
CRbitvalue attenuation[CR_MAX_BITARRAY];
CRbitvalue spot[CR_MAX_BITARRAY];
} CRLightBits;
typedef struct {
CRbitvalue dirty[CR_MAX_BITARRAY];
CRbitvalue shadeModel[CR_MAX_BITARRAY];
CRbitvalue colorMaterial[CR_MAX_BITARRAY];
CRbitvalue lightModel[CR_MAX_BITARRAY];
CRbitvalue material[CR_MAX_BITARRAY];
CRbitvalue enable[CR_MAX_BITARRAY];
CRLightBits *light;
} CRLightingBits;
typedef struct {
GLboolean enable;
GLcolorf ambient;
GLcolorf diffuse;
GLcolorf specular;
GLvectorf position;
GLvectorf objPosition;
GLfloat constantAttenuation;
GLfloat linearAttenuation;
GLfloat quadraticAttenuation;
GLvectorf spotDirection;
GLfloat spotExponent;
GLfloat spotCutoff;
} CRLight;
typedef struct {
GLboolean lighting;
GLboolean colorMaterial;
GLenum shadeModel;
GLenum colorMaterialMode;
GLenum colorMaterialFace;
GLcolorf ambient[2]; /* material front/back */
GLcolorf diffuse[2]; /* material front/back */
GLcolorf specular[2]; /* material front/back */
GLcolorf emission[2]; /* material front/back */
GLfloat shininess[2]; /* material front/back */
GLint indexes[2][3]; /* material front/back amb/diff/spec */
GLcolorf lightModelAmbient;
GLboolean lightModelLocalViewer;
GLboolean lightModelTwoSide;
#if defined(CR_EXT_separate_specular_color) || defined(CR_OPENGL_VERSION_1_2)
GLenum lightModelColorControlEXT; /* CR_EXT_separate_specular_color */
#endif
GLboolean colorSumEXT; /* CR_EXT_secondary_color */
CRLight *light;
} CRLightingState;
DECLEXPORT(void) crStateLightingInitBits (CRLightingBits *l);
DECLEXPORT(void) crStateLightingDestroyBits (CRLightingBits *l);
DECLEXPORT(void) crStateLightingInit (CRContext *ctx);
DECLEXPORT(void) crStateLightingDestroy (CRContext *ctx);
DECLEXPORT(void) crStateLightingDiff(CRLightingBits *bb, CRbitvalue *bitID,
CRContext *fromCtx, CRContext *toCtx);
DECLEXPORT(void) crStateLightingSwitch(CRLightingBits *bb, CRbitvalue *bitID,
CRContext *fromCtx, CRContext *toCtx);
DECLEXPORT(void) crStateColorMaterialRecover( void );
#ifdef __cplusplus
}
#endif
#endif /* CR_STATE_LIGHTING_H */
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