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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_CLIENT_H
#define CR_STATE_CLIENT_H
#include "state/cr_statetypes.h"
#include "state/cr_limits.h"
#include "state/cr_bufferobject.h"
#include "cr_bits.h"
#include <iprt/cdefs.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
CRbitvalue dirty[CR_MAX_BITARRAY];
/* pixel pack/unpack */
CRbitvalue pack[CR_MAX_BITARRAY];
CRbitvalue unpack[CR_MAX_BITARRAY];
/* vertex array */
CRbitvalue enableClientState[CR_MAX_BITARRAY];
CRbitvalue clientPointer[CR_MAX_BITARRAY];
CRbitvalue *v; /* vertex */
CRbitvalue *n; /* normal */
CRbitvalue *c; /* color */
CRbitvalue *i; /* index */
CRbitvalue *t[CR_MAX_TEXTURE_UNITS]; /* texcoord */
CRbitvalue *e; /* edgeflag */
CRbitvalue *s; /* secondary color */
CRbitvalue *f; /* fog coord */
#ifdef CR_NV_vertex_program
CRbitvalue *a[CR_MAX_VERTEX_ATTRIBS]; /* NV_vertex_program */
#endif
} CRClientBits;
/*
* NOTE!!!! If you change this structure, search through the code for
* occurrences of 'defaultPacking' and fix the static initializations!!!!
*/
typedef struct {
GLint rowLength;
GLint skipRows;
GLint skipPixels;
GLint alignment;
GLint imageHeight;
GLint skipImages;
GLboolean swapBytes;
GLboolean psLSBFirst; /* don't conflict with crap from Xlib.h */
} CRPixelPackState;
typedef struct {
unsigned char *p;
GLint size;
GLint type;
GLint stride;
GLboolean enabled;
GLboolean normalized; /* Added with GL_ARB_vertex_program */
int bytesPerIndex;
#ifdef CR_ARB_vertex_buffer_object
CRBufferObject *buffer;
#endif
#ifdef CR_EXT_compiled_vertex_array
GLboolean locked;
unsigned char *prevPtr;
GLint prevStride;
#endif
} CRClientPointer;
typedef struct {
CRClientPointer v; /* vertex */
CRClientPointer n; /* normal */
CRClientPointer c; /* color */
CRClientPointer i; /* color index */
CRClientPointer t[CR_MAX_TEXTURE_UNITS]; /* texcoords */
CRClientPointer e; /* edge flags */
CRClientPointer s; /* secondary color */
CRClientPointer f; /* fog coord */
#ifdef CR_NV_vertex_program
CRClientPointer a[CR_MAX_VERTEX_ATTRIBS]; /* vertex attribs */
#endif
#ifdef CR_NV_vertex_array_range
GLboolean arrayRange;
GLboolean arrayRangeValid;
void *arrayRangePointer;
GLuint arrayRangeLength;
#endif
#ifdef CR_EXT_compiled_vertex_array
GLint lockFirst;
GLint lockCount;
GLboolean locked;
# ifdef IN_GUEST
GLboolean synced;
# endif
#endif
} CRVertexArrays;
#define CRSTATECLIENT_MAX_VERTEXARRAYS (7+CR_MAX_TEXTURE_UNITS+CR_MAX_VERTEX_ATTRIBS)
typedef struct {
/* pixel pack/unpack */
CRPixelPackState pack;
CRPixelPackState unpack;
CRVertexArrays array;
GLint curClientTextureUnit;
/* state stacks (glPush/PopClientState) */
GLint attribStackDepth;
CRbitvalue pushMaskStack[CR_MAX_CLIENT_ATTRIB_STACK_DEPTH];
GLint pixelStoreStackDepth;
CRPixelPackState pixelPackStoreStack[CR_MAX_CLIENT_ATTRIB_STACK_DEPTH];
CRPixelPackState pixelUnpackStoreStack[CR_MAX_CLIENT_ATTRIB_STACK_DEPTH];
GLint vertexArrayStackDepth;
CRVertexArrays vertexArrayStack[CR_MAX_CLIENT_ATTRIB_STACK_DEPTH];
} CRClientState;
extern const CRPixelPackState crStateNativePixelPacking;
struct CRContext;
DECLEXPORT(void) crStateClientInitBits(CRClientBits *c);
DECLEXPORT(void) crStateClientDestroyBits(CRClientBits *c);
DECLEXPORT(void) crStateClientInit(struct CRContext *g);
DECLEXPORT(void) crStateClientDestroy(struct CRContext *g);
DECLEXPORT(GLboolean) crStateUseServerArrays(void);
DECLEXPORT(GLboolean) crStateUseServerArrayElements(void);
DECLEXPORT(CRClientPointer*) crStateGetClientPointerByIndex(int index, CRVertexArrays *array);
#ifdef __cplusplus
}
#endif
#endif /* CR_CLIENT_H */
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