247 lines
9 KiB
C
247 lines
9 KiB
C
/******************************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_
|