Leaked source code of windows server 2003
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/******************************Module*Header*******************************\
* Module Name: glarray.h
*
* Vertex array states.
*
* Created: 2-04-1996
* Author: Hock San Lee [hockl]
*
* Copyright (c) 1996 Microsoft Corporation
\**************************************************************************/
#ifndef __glarray_h_
#define __glarray_h_
extern GLuint vaEnable[];
typedef struct
{
GLuint iIn;
GLushort next;
} VAMAP;
// Vertex array structures.
typedef void (FASTCALL *PFNVAELEMENTBATCH)
(__GLcontext *gc, GLint firstIndex, GLint nVertices);
typedef void (FASTCALL *PFNVAELEMENTBATCHINDIRECT)
(__GLcontext *gc, GLint nVertices, VAMAP* indices);
typedef void (FASTCALL *PFNVAELEMENT)(__GLcontext *gc, GLint i);
typedef void (APIENTRY *PFNGLVECTOR)(IN const GLvoid *v);
typedef struct __GLarrayEdgeFlagRec {
GLuint ibytes;
GLsizei stride;
const GLbyte *pointer;
PFNGLVECTOR pfn;
PFNGLVECTOR pfnCompile;
} __GLarrayEdgeFlag;
typedef struct __GLarrayTexCoordRec {
GLint size;
GLenum type;
GLuint ibytes;
GLsizei stride;
const GLbyte *pointer;
PFNGLVECTOR pfn;
PFNGLVECTOR pfnCompile;
} __GLarrayTexCoord;
typedef struct __GLarrayIndexRec {
GLenum type;
GLuint ibytes;
GLsizei stride;
const GLbyte *pointer;
PFNGLVECTOR pfn;
PFNGLVECTOR pfnCompile;
} __GLarrayIndex;
typedef struct __GLarrayColorRec {
GLint size;
GLenum type;
GLuint ibytes;
GLsizei stride;
const GLbyte *pointer;
PFNGLVECTOR pfn;
PFNGLVECTOR pfnCompile;
} __GLarrayColor;
typedef struct __GLarrayNormalRec {
GLenum type;
GLuint ibytes;
GLsizei stride;
const GLbyte *pointer;
PFNGLVECTOR pfn;
PFNGLVECTOR pfnCompile;
} __GLarrayNormal;
typedef struct __GLarrayVertexRec {
GLint size;
GLenum type;
GLuint ibytes;
GLsizei stride;
const GLbyte *pointer;
PFNGLVECTOR pfn;
PFNGLVECTOR pfnCompile;
} __GLarrayVertex;
// Vertex array states.
typedef struct __GLvertexArrayRec {
GLuint flags;
GLuint mask;
PFNVAELEMENT pfnArrayElement;
PFNVAELEMENTBATCH pfnArrayElementBatch;
PFNVAELEMENTBATCHINDIRECT pfnArrayElementBatchIndirect;
__GLarrayEdgeFlag edgeFlag;
__GLarrayTexCoord texCoord;
__GLarrayIndex index;
__GLarrayColor color;
__GLarrayNormal normal;
__GLarrayVertex vertex;
} __GLvertexArray;
// Vertex array flags.
#define __GL_VERTEX_ARRAY_DIRTY 0x0001
// Mask that encapsulates the current vertex array settings.
// It is maintained in the mask field in __GLvertexArray.
// The mask is given in the following binary form in 24 bits:
//
// VeVsVsVtVtNeNtNtNtCeCsCtCtCtIeItItItTeTsTsTtTtEe
// 232221201918171615141312111009080706050403020100
//
// where V:vertex pointer,
// N:normal pointer,
// C:color pointer,
// I:index pointer,
// T:texture coord pointer,
// E:edge flag pointer,
// e:enable flag,
// s:size field,
// t:type field.
#define VAMASK_EDGEFLAG_ENABLE_SHIFT 0
#define VAMASK_TEXCOORD_TYPE_SHIFT 1
#define VAMASK_TEXCOORD_SIZE_SHIFT 3
#define VAMASK_TEXCOORD_ENABLE_SHIFT 5
#define VAMASK_INDEX_TYPE_SHIFT 6
#define VAMASK_INDEX_ENABLE_SHIFT 9
#define VAMASK_COLOR_TYPE_SHIFT 10
#define VAMASK_COLOR_SIZE_SHIFT 13
#define VAMASK_COLOR_ENABLE_SHIFT 14
#define VAMASK_NORMAL_TYPE_SHIFT 15
#define VAMASK_NORMAL_ENABLE_SHIFT 18
#define VAMASK_VERTEX_TYPE_SHIFT 19
#define VAMASK_VERTEX_SIZE_SHIFT 21
#define VAMASK_VERTEX_ENABLE_SHIFT 23
#define VAMASK_EDGEFLAG_ENABLE_MASK (1 << VAMASK_EDGEFLAG_ENABLE_SHIFT)
#define VAMASK_TEXCOORD_TYPE_MASK (3 << VAMASK_TEXCOORD_TYPE_SHIFT)
#define VAMASK_TEXCOORD_SIZE_MASK (3 << VAMASK_TEXCOORD_SIZE_SHIFT)
#define VAMASK_TEXCOORD_ENABLE_MASK (1 << VAMASK_TEXCOORD_ENABLE_SHIFT)
#define VAMASK_INDEX_TYPE_MASK (7 << VAMASK_INDEX_TYPE_SHIFT)
#define VAMASK_INDEX_ENABLE_MASK (1 << VAMASK_INDEX_ENABLE_SHIFT)
#define VAMASK_COLOR_TYPE_MASK (7 << VAMASK_COLOR_TYPE_SHIFT)
#define VAMASK_COLOR_SIZE_MASK (1 << VAMASK_COLOR_SIZE_SHIFT)
#define VAMASK_COLOR_ENABLE_MASK (1 << VAMASK_COLOR_ENABLE_SHIFT)
#define VAMASK_NORMAL_TYPE_MASK (7 << VAMASK_NORMAL_TYPE_SHIFT)
#define VAMASK_NORMAL_ENABLE_MASK (1 << VAMASK_NORMAL_ENABLE_SHIFT)
#define VAMASK_VERTEX_TYPE_MASK (3 << VAMASK_VERTEX_TYPE_SHIFT)
#define VAMASK_VERTEX_SIZE_MASK (3 << VAMASK_VERTEX_SIZE_SHIFT)
#define VAMASK_VERTEX_ENABLE_MASK (1 << VAMASK_VERTEX_ENABLE_SHIFT)
#define VAMASK_EDGEFLAG_TYPE_SIZE_MASK \
(0)
#define VAMASK_TEXCOORD_TYPE_SIZE_MASK \
(VAMASK_TEXCOORD_TYPE_MASK | VAMASK_TEXCOORD_SIZE_MASK)
#define VAMASK_INDEX_TYPE_SIZE_MASK \
(VAMASK_INDEX_TYPE_MASK)
#define VAMASK_COLOR_TYPE_SIZE_MASK \
(VAMASK_COLOR_TYPE_MASK | VAMASK_COLOR_SIZE_MASK)
#define VAMASK_NORMAL_TYPE_SIZE_MASK \
(VAMASK_NORMAL_TYPE_MASK)
#define VAMASK_VERTEX_TYPE_SIZE_MASK \
(VAMASK_VERTEX_TYPE_MASK | VAMASK_VERTEX_SIZE_MASK)
#define VAMASK_TEXCOORD_TYPE_SHORT (0 << VAMASK_TEXCOORD_TYPE_SHIFT)
#define VAMASK_TEXCOORD_TYPE_INT (1 << VAMASK_TEXCOORD_TYPE_SHIFT)
#define VAMASK_TEXCOORD_TYPE_FLOAT (2 << VAMASK_TEXCOORD_TYPE_SHIFT)
#define VAMASK_TEXCOORD_TYPE_DOUBLE (3 << VAMASK_TEXCOORD_TYPE_SHIFT)
#define VAMASK_TEXCOORD_SIZE_1 (0 << VAMASK_TEXCOORD_SIZE_SHIFT)
#define VAMASK_TEXCOORD_SIZE_2 (1 << VAMASK_TEXCOORD_SIZE_SHIFT)
#define VAMASK_TEXCOORD_SIZE_3 (2 << VAMASK_TEXCOORD_SIZE_SHIFT)
#define VAMASK_TEXCOORD_SIZE_4 (3 << VAMASK_TEXCOORD_SIZE_SHIFT)
#define VAMASK_INDEX_TYPE_UBYTE (0 << VAMASK_INDEX_TYPE_SHIFT)
#define VAMASK_INDEX_TYPE_SHORT (1 << VAMASK_INDEX_TYPE_SHIFT)
#define VAMASK_INDEX_TYPE_INT (2 << VAMASK_INDEX_TYPE_SHIFT)
#define VAMASK_INDEX_TYPE_FLOAT (3 << VAMASK_INDEX_TYPE_SHIFT)
#define VAMASK_INDEX_TYPE_DOUBLE (4 << VAMASK_INDEX_TYPE_SHIFT)
#define VAMASK_COLOR_TYPE_BYTE (0 << VAMASK_COLOR_TYPE_SHIFT)
#define VAMASK_COLOR_TYPE_UBYTE (1 << VAMASK_COLOR_TYPE_SHIFT)
#define VAMASK_COLOR_TYPE_SHORT (2 << VAMASK_COLOR_TYPE_SHIFT)
#define VAMASK_COLOR_TYPE_USHORT (3 << VAMASK_COLOR_TYPE_SHIFT)
#define VAMASK_COLOR_TYPE_INT (4 << VAMASK_COLOR_TYPE_SHIFT)
#define VAMASK_COLOR_TYPE_UINT (5 << VAMASK_COLOR_TYPE_SHIFT)
#define VAMASK_COLOR_TYPE_FLOAT (6 << VAMASK_COLOR_TYPE_SHIFT)
#define VAMASK_COLOR_TYPE_DOUBLE (7 << VAMASK_COLOR_TYPE_SHIFT)
#define VAMASK_COLOR_SIZE_3 (0 << VAMASK_COLOR_SIZE_SHIFT)
#define VAMASK_COLOR_SIZE_4 (1 << VAMASK_COLOR_SIZE_SHIFT)
#define VAMASK_NORMAL_TYPE_BYTE (0 << VAMASK_NORMAL_TYPE_SHIFT)
#define VAMASK_NORMAL_TYPE_SHORT (1 << VAMASK_NORMAL_TYPE_SHIFT)
#define VAMASK_NORMAL_TYPE_INT (2 << VAMASK_NORMAL_TYPE_SHIFT)
#define VAMASK_NORMAL_TYPE_FLOAT (3 << VAMASK_NORMAL_TYPE_SHIFT)
#define VAMASK_NORMAL_TYPE_DOUBLE (4 << VAMASK_NORMAL_TYPE_SHIFT)
#define VAMASK_VERTEX_TYPE_SHORT (0 << VAMASK_VERTEX_TYPE_SHIFT)
#define VAMASK_VERTEX_TYPE_INT (1 << VAMASK_VERTEX_TYPE_SHIFT)
#define VAMASK_VERTEX_TYPE_FLOAT (2 << VAMASK_VERTEX_TYPE_SHIFT)
#define VAMASK_VERTEX_TYPE_DOUBLE (3 << VAMASK_VERTEX_TYPE_SHIFT)
#define VAMASK_VERTEX_SIZE_2 (0 << VAMASK_VERTEX_SIZE_SHIFT)
#define VAMASK_VERTEX_SIZE_3 (1 << VAMASK_VERTEX_SIZE_SHIFT)
#define VAMASK_VERTEX_SIZE_4 (2 << VAMASK_VERTEX_SIZE_SHIFT)
// Constants used by DrawElements. Do not modify them because
// glcltDrawElements assumes they have these values!
#define VA_DRAWELEM_MAP_SIZE 256
#define VA_DRAWELEM_INDEX_SIZE (8*VA_DRAWELEM_MAP_SIZE)
// Constants used by DrawRangeElementsEXT : currently these map identically
// with DrawElements constants.
#define VA_DRAWRANGEELEM_MAX_VERTICES VA_DRAWELEM_MAP_SIZE
#define VA_DRAWRANGEELEM_MAX_INDICES VA_DRAWELEM_INDEX_SIZE
void FASTCALL __glInitVertexArray(__GLcontext *gc);
void FASTCALL VA_ValidateArrayPointers(__GLcontext *gc);
void FASTCALL VA_DrawElementsBegin(POLYARRAY *pa, GLenum mode, GLsizei count);
void FASTCALL VA_DrawElementsEnd(POLYARRAY *pa);
void FASTCALL VA_DrawElementsFlushPartialPrimitive(POLYARRAY *pa, GLenum mode);
extern GLint nReservedIndicesPartialBegin[];
typedef void (FASTCALL *pfnReducedElementsHandler)
(__GLcontext *gc, GLenum mode,
GLsizei iVertexCount, GLsizei iVertexBase, VAMAP *pvmVertices,
GLsizei iElementCount, GLubyte *pbElements,
GLboolean fPartial);
void FASTCALL glcltReducedElementsHandler(__GLcontext *gc,
GLenum mode,
GLsizei iVertexCount,
GLsizei iVertexBase,
VAMAP *pvmVertices,
GLsizei iElementCount,
GLubyte *pbElements,
GLboolean fPartial);
void FASTCALL ReduceDrawElements(__GLcontext *gc,
GLenum mode, GLsizei count, GLenum type,
const GLvoid *pIn,
pfnReducedElementsHandler pfnHandler);
#endif // __glarray_h_