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/* $Id: varray.c,v 1.1 2003-02-28 11:42:06 pj Exp $ */
/*
* Mesa 3-D graphics library
* Version: 4.1
*
* Copyright (C) 1999-2002 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "glheader.h"
#include "context.h"
#include "enable.h"
#include "enums.h"
#include "dlist.h"
#include "light.h"
#include "macros.h"
#include "mmath.h"
#include "state.h"
#include "texstate.h"
#include "mtypes.h"
#include "varray.h"
#include "math/m_translate.h"
void
_mesa_VertexPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr)
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (size < 2 || size > 4) {
_mesa_error( ctx, GL_INVALID_VALUE, "glVertexPointer(size)" );
return;
}
if (stride < 0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glVertexPointer(stride)" );
return;
}
if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
_mesa_debug(ctx, "glVertexPointer( sz %d type %s stride %d )\n", size,
_mesa_lookup_enum_by_nr( type ), stride);
/* always need to check that <type> is legal */
switch (type) {
case GL_SHORT:
ctx->Array.Vertex.StrideB = size * sizeof(GLshort);
break;
case GL_INT:
ctx->Array.Vertex.StrideB = size * sizeof(GLint);
break;
case GL_FLOAT:
ctx->Array.Vertex.StrideB = size * sizeof(GLfloat);
break;
case GL_DOUBLE:
ctx->Array.Vertex.StrideB = size * sizeof(GLdouble);
break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glVertexPointer(type)" );
return;
}
if (stride)
ctx->Array.Vertex.StrideB = stride;
ctx->Array.Vertex.Size = size;
ctx->Array.Vertex.Type = type;
ctx->Array.Vertex.Stride = stride;
ctx->Array.Vertex.Ptr = (void *) ptr;
ctx->NewState |= _NEW_ARRAY;
ctx->Array.NewState |= _NEW_ARRAY_VERTEX;
if (ctx->Driver.VertexPointer)
ctx->Driver.VertexPointer( ctx, size, type, stride, ptr );
}
void
_mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr )
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (stride < 0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glNormalPointer(stride)" );
return;
}
if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
_mesa_debug(ctx, "glNormalPointer( type %s stride %d )\n",
_mesa_lookup_enum_by_nr( type ), stride);
switch (type) {
case GL_BYTE:
ctx->Array.Normal.StrideB = 3 * sizeof(GLbyte);
break;
case GL_SHORT:
ctx->Array.Normal.StrideB = 3 * sizeof(GLshort);
break;
case GL_INT:
ctx->Array.Normal.StrideB = 3 * sizeof(GLint);
break;
case GL_FLOAT:
ctx->Array.Normal.StrideB = 3 * sizeof(GLfloat);
break;
case GL_DOUBLE:
ctx->Array.Normal.StrideB = 3 * sizeof(GLdouble);
break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glNormalPointer(type)" );
return;
}
if (stride)
ctx->Array.Normal.StrideB = stride;
ctx->Array.Normal.Size = 3;
ctx->Array.Normal.Type = type;
ctx->Array.Normal.Stride = stride;
ctx->Array.Normal.Ptr = (void *) ptr;
ctx->NewState |= _NEW_ARRAY;
ctx->Array.NewState |= _NEW_ARRAY_NORMAL;
if (ctx->Driver.NormalPointer)
ctx->Driver.NormalPointer( ctx, type, stride, ptr );
}
void
_mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr)
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (size < 3 || size > 4) {
_mesa_error( ctx, GL_INVALID_VALUE, "glColorPointer(size)" );
return;
}
if (stride<0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glColorPointer(stride)" );
return;
}
if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
_mesa_debug(ctx, "glColorPointer( sz %d type %s stride %d )\n", size,
_mesa_lookup_enum_by_nr( type ), stride);
switch (type) {
case GL_BYTE:
ctx->Array.Color.StrideB = size * sizeof(GLbyte);
break;
case GL_UNSIGNED_BYTE:
ctx->Array.Color.StrideB = size * sizeof(GLubyte);
break;
case GL_SHORT:
ctx->Array.Color.StrideB = size * sizeof(GLshort);
break;
case GL_UNSIGNED_SHORT:
ctx->Array.Color.StrideB = size * sizeof(GLushort);
break;
case GL_INT:
ctx->Array.Color.StrideB = size * sizeof(GLint);
break;
case GL_UNSIGNED_INT:
ctx->Array.Color.StrideB = size * sizeof(GLuint);
break;
case GL_FLOAT:
ctx->Array.Color.StrideB = size * sizeof(GLfloat);
break;
case GL_DOUBLE:
ctx->Array.Color.StrideB = size * sizeof(GLdouble);
break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glColorPointer(type)" );
return;
}
if (stride)
ctx->Array.Color.StrideB = stride;
ctx->Array.Color.Size = size;
ctx->Array.Color.Type = type;
ctx->Array.Color.Stride = stride;
ctx->Array.Color.Ptr = (void *) ptr;
ctx->NewState |= _NEW_ARRAY;
ctx->Array.NewState |= _NEW_ARRAY_COLOR0;
if (ctx->Driver.ColorPointer)
ctx->Driver.ColorPointer( ctx, size, type, stride, ptr );
}
void
_mesa_FogCoordPointerEXT(GLenum type, GLsizei stride, const GLvoid *ptr)
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (stride < 0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glFogCoordPointer(stride)" );
return;
}
switch (type) {
case GL_FLOAT:
ctx->Array.FogCoord.StrideB = sizeof(GLfloat);
break;
case GL_DOUBLE:
ctx->Array.FogCoord.StrideB = sizeof(GLdouble);
break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glFogCoordPointer(type)" );
return;
}
if (stride)
ctx->Array.FogCoord.StrideB = stride;
ctx->Array.FogCoord.Size = 1;
ctx->Array.FogCoord.Type = type;
ctx->Array.FogCoord.Stride = stride;
ctx->Array.FogCoord.Ptr = (void *) ptr;
ctx->NewState |= _NEW_ARRAY;
ctx->Array.NewState |= _NEW_ARRAY_FOGCOORD;
if (ctx->Driver.FogCoordPointer)
ctx->Driver.FogCoordPointer( ctx, type, stride, ptr );
}
void
_mesa_IndexPointer(GLenum type, GLsizei stride, const GLvoid *ptr)
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (stride < 0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glIndexPointer(stride)" );
return;
}
switch (type) {
case GL_UNSIGNED_BYTE:
ctx->Array.Index.StrideB = sizeof(GLubyte);
break;
case GL_SHORT:
ctx->Array.Index.StrideB = sizeof(GLshort);
break;
case GL_INT:
ctx->Array.Index.StrideB = sizeof(GLint);
break;
case GL_FLOAT:
ctx->Array.Index.StrideB = sizeof(GLfloat);
break;
case GL_DOUBLE:
ctx->Array.Index.StrideB = sizeof(GLdouble);
break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glIndexPointer(type)" );
return;
}
if (stride)
ctx->Array.Index.StrideB = stride;
ctx->Array.Index.Size = 1;
ctx->Array.Index.Type = type;
ctx->Array.Index.Stride = stride;
ctx->Array.Index.Ptr = (void *) ptr;
ctx->NewState |= _NEW_ARRAY;
ctx->Array.NewState |= _NEW_ARRAY_INDEX;
if (ctx->Driver.IndexPointer)
ctx->Driver.IndexPointer( ctx, type, stride, ptr );
}
void
_mesa_SecondaryColorPointerEXT(GLint size, GLenum type,
GLsizei stride, const GLvoid *ptr)
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (size != 3 && size != 4) {
_mesa_error( ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(size)" );
return;
}
if (stride < 0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(stride)" );
return;
}
if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
_mesa_debug(ctx, "glSecondaryColorPointer( sz %d type %s stride %d )\n",
size, _mesa_lookup_enum_by_nr( type ), stride);
switch (type) {
case GL_BYTE:
ctx->Array.SecondaryColor.StrideB = size * sizeof(GLbyte);
break;
case GL_UNSIGNED_BYTE:
ctx->Array.SecondaryColor.StrideB = size * sizeof(GLubyte);
break;
case GL_SHORT:
ctx->Array.SecondaryColor.StrideB = size * sizeof(GLshort);
break;
case GL_UNSIGNED_SHORT:
ctx->Array.SecondaryColor.StrideB = size * sizeof(GLushort);
break;
case GL_INT:
ctx->Array.SecondaryColor.StrideB = size * sizeof(GLint);
break;
case GL_UNSIGNED_INT:
ctx->Array.SecondaryColor.StrideB = size * sizeof(GLuint);
break;
case GL_FLOAT:
ctx->Array.SecondaryColor.StrideB = size * sizeof(GLfloat);
break;
case GL_DOUBLE:
ctx->Array.SecondaryColor.StrideB = size * sizeof(GLdouble);
break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glSecondaryColorPointer(type)" );
return;
}
if (stride)
ctx->Array.SecondaryColor.StrideB = stride;
ctx->Array.SecondaryColor.Size = 3; /* hardwire */
ctx->Array.SecondaryColor.Type = type;
ctx->Array.SecondaryColor.Stride = stride;
ctx->Array.SecondaryColor.Ptr = (void *) ptr;
ctx->NewState |= _NEW_ARRAY;
ctx->Array.NewState |= _NEW_ARRAY_COLOR1;
if (ctx->Driver.SecondaryColorPointer)
ctx->Driver.SecondaryColorPointer( ctx, size, type, stride, ptr );
}
void
_mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride,
const GLvoid *ptr)
{
GET_CURRENT_CONTEXT(ctx);
GLuint texUnit = ctx->Array.ActiveTexture;
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (size < 1 || size > 4) {
_mesa_error( ctx, GL_INVALID_VALUE, "glTexCoordPointer(size)" );
return;
}
if (stride < 0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glTexCoordPointer(stride)" );
return;
}
if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
_mesa_debug(ctx, "glTexCoordPointer(unit %u sz %d type %s stride %d)\n",
texUnit, size, _mesa_lookup_enum_by_nr( type ), stride);
/* always need to check that <type> is legal */
switch (type) {
case GL_SHORT:
ctx->Array.TexCoord[texUnit].StrideB = size * sizeof(GLshort);
break;
case GL_INT:
ctx->Array.TexCoord[texUnit].StrideB = size * sizeof(GLint);
break;
case GL_FLOAT:
ctx->Array.TexCoord[texUnit].StrideB = size * sizeof(GLfloat);
break;
case GL_DOUBLE:
ctx->Array.TexCoord[texUnit].StrideB = size * sizeof(GLdouble);
break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glTexCoordPointer(type)" );
return;
}
if (stride)
ctx->Array.TexCoord[texUnit].StrideB = stride;
ctx->Array.TexCoord[texUnit].Size = size;
ctx->Array.TexCoord[texUnit].Type = type;
ctx->Array.TexCoord[texUnit].Stride = stride;
ctx->Array.TexCoord[texUnit].Ptr = (void *) ptr;
ctx->NewState |= _NEW_ARRAY;
ctx->Array.NewState |= _NEW_ARRAY_TEXCOORD(texUnit);
if (ctx->Driver.TexCoordPointer)
ctx->Driver.TexCoordPointer( ctx, size, type, stride, ptr );
}
void
_mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *vptr)
{
GET_CURRENT_CONTEXT(ctx);
const GLboolean *ptr = (GLboolean *)vptr;
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (stride<0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glEdgeFlagPointer(stride)" );
return;
}
ctx->Array.EdgeFlag.Stride = stride;
ctx->Array.EdgeFlag.StrideB = stride ? stride : sizeof(GLboolean);
ctx->Array.EdgeFlag.Ptr = (GLboolean *) ptr;
ctx->NewState |= _NEW_ARRAY;
ctx->Array.NewState |= _NEW_ARRAY_EDGEFLAG;
if (ctx->Driver.EdgeFlagPointer)
ctx->Driver.EdgeFlagPointer( ctx, stride, ptr );
}
void _mesa_VertexAttribPointerNV(GLuint index, GLint size, GLenum type,
GLsizei stride, const GLvoid *ptr)
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
if (index >= VERT_ATTRIB_MAX) {
_mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(index)");
return;
}
if (size < 1 || size > 4) {
_mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(size)");
return;
}
if (stride < 0) {
_mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(stride)");
return;
}
if (type == GL_UNSIGNED_BYTE && size != 4) {
_mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(size!=4)");
return;
}
/* check for valid 'type' and compute StrideB right away */
switch (type) {
case GL_UNSIGNED_BYTE:
ctx->Array.VertexAttrib[index].StrideB = size * sizeof(GLubyte);
break;
case GL_SHORT:
ctx->Array.VertexAttrib[index].StrideB = size * sizeof(GLshort);
break;
case GL_FLOAT:
ctx->Array.VertexAttrib[index].StrideB = size * sizeof(GLfloat);
break;
case GL_DOUBLE:
ctx->Array.VertexAttrib[index].StrideB = size * sizeof(GLdouble);
break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttribPointerNV(type)" );
return;
}
if (stride)
ctx->Array.VertexAttrib[index].StrideB = stride;
ctx->Array.VertexAttrib[index].Stride = stride;
ctx->Array.VertexAttrib[index].Size = size;
ctx->Array.VertexAttrib[index].Type = type;
ctx->Array.VertexAttrib[index].Ptr = (void *) ptr;
ctx->NewState |= _NEW_ARRAY;
ctx->Array.NewState |= _NEW_ARRAY_ATTRIB(index);
if (ctx->Driver.VertexAttribPointer)
ctx->Driver.VertexAttribPointer( ctx, index, size, type, stride, ptr );
}
void
_mesa_VertexPointerEXT(GLint size, GLenum type, GLsizei stride,
GLsizei count, const GLvoid *ptr)
{
(void) count;
_mesa_VertexPointer(size, type, stride, ptr);
}
void
_mesa_NormalPointerEXT(GLenum type, GLsizei stride, GLsizei count,
const GLvoid *ptr)
{
(void) count;
_mesa_NormalPointer(type, stride, ptr);
}
void
_mesa_ColorPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count,
const GLvoid *ptr)
{
(void) count;
_mesa_ColorPointer(size, type, stride, ptr);
}
void
_mesa_IndexPointerEXT(GLenum type, GLsizei stride, GLsizei count,
const GLvoid *ptr)
{
(void) count;
_mesa_IndexPointer(type, stride, ptr);
}
void
_mesa_TexCoordPointerEXT(GLint size, GLenum type, GLsizei stride,
GLsizei count, const GLvoid *ptr)
{
(void) count;
_mesa_TexCoordPointer(size, type, stride, ptr);
}
void
_mesa_EdgeFlagPointerEXT(GLsizei stride, GLsizei count, const GLboolean *ptr)
{
(void) count;
_mesa_EdgeFlagPointer(stride, ptr);
}
void
_mesa_InterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer)
{
GET_CURRENT_CONTEXT(ctx);
GLboolean tflag, cflag, nflag; /* enable/disable flags */
GLint tcomps, ccomps, vcomps; /* components per texcoord, color, vertex */
GLenum ctype = 0; /* color type */
GLint coffset = 0, noffset = 0, voffset;/* color, normal, vertex offsets */
GLint defstride; /* default stride */
GLint c, f;
GLint coordUnitSave;
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
f = sizeof(GLfloat);
c = f * ((4*sizeof(GLubyte) + (f-1)) / f);
if (stride<0) {
_mesa_error( ctx, GL_INVALID_VALUE, "glInterleavedArrays(stride)" );
return;
}
switch (format) {
case GL_V2F:
tflag = GL_FALSE; cflag = GL_FALSE; nflag = GL_FALSE;
tcomps = 0; ccomps = 0; vcomps = 2;
voffset = 0;
defstride = 2*f;
break;
case GL_V3F:
tflag = GL_FALSE; cflag = GL_FALSE; nflag = GL_FALSE;
tcomps = 0; ccomps = 0; vcomps = 3;
voffset = 0;
defstride = 3*f;
break;
case GL_C4UB_V2F:
tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_FALSE;
tcomps = 0; ccomps = 4; vcomps = 2;
ctype = GL_UNSIGNED_BYTE;
coffset = 0;
voffset = c;
defstride = c + 2*f;
break;
case GL_C4UB_V3F:
tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_FALSE;
tcomps = 0; ccomps = 4; vcomps = 3;
ctype = GL_UNSIGNED_BYTE;
coffset = 0;
voffset = c;
defstride = c + 3*f;
break;
case GL_C3F_V3F:
tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_FALSE;
tcomps = 0; ccomps = 3; vcomps = 3;
ctype = GL_FLOAT;
coffset = 0;
voffset = 3*f;
defstride = 6*f;
break;
case GL_N3F_V3F:
tflag = GL_FALSE; cflag = GL_FALSE; nflag = GL_TRUE;
tcomps = 0; ccomps = 0; vcomps = 3;
noffset = 0;
voffset = 3*f;
defstride = 6*f;
break;
case GL_C4F_N3F_V3F:
tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_TRUE;
tcomps = 0; ccomps = 4; vcomps = 3;
ctype = GL_FLOAT;
coffset = 0;
noffset = 4*f;
voffset = 7*f;
defstride = 10*f;
break;
case GL_T2F_V3F:
tflag = GL_TRUE; cflag = GL_FALSE; nflag = GL_FALSE;
tcomps = 2; ccomps = 0; vcomps = 3;
voffset = 2*f;
defstride = 5*f;
break;
case GL_T4F_V4F:
tflag = GL_TRUE; cflag = GL_FALSE; nflag = GL_FALSE;
tcomps = 4; ccomps = 0; vcomps = 4;
voffset = 4*f;
defstride = 8*f;
break;
case GL_T2F_C4UB_V3F:
tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_FALSE;
tcomps = 2; ccomps = 4; vcomps = 3;
ctype = GL_UNSIGNED_BYTE;
coffset = 2*f;
voffset = c+2*f;
defstride = c+5*f;
break;
case GL_T2F_C3F_V3F:
tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_FALSE;
tcomps = 2; ccomps = 3; vcomps = 3;
ctype = GL_FLOAT;
coffset = 2*f;
voffset = 5*f;
defstride = 8*f;
break;
case GL_T2F_N3F_V3F:
tflag = GL_TRUE; cflag = GL_FALSE; nflag = GL_TRUE;
tcomps = 2; ccomps = 0; vcomps = 3;
noffset = 2*f;
voffset = 5*f;
defstride = 8*f;
break;
case GL_T2F_C4F_N3F_V3F:
tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_TRUE;
tcomps = 2; ccomps = 4; vcomps = 3;
ctype = GL_FLOAT;
coffset = 2*f;
noffset = 6*f;
voffset = 9*f;
defstride = 12*f;
break;
case GL_T4F_C4F_N3F_V4F:
tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_TRUE;
tcomps = 4; ccomps = 4; vcomps = 4;
ctype = GL_FLOAT;
coffset = 4*f;
noffset = 8*f;
voffset = 11*f;
defstride = 15*f;
break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glInterleavedArrays(format)" );
return;
}
if (stride==0) {
stride = defstride;
}
_mesa_DisableClientState( GL_EDGE_FLAG_ARRAY );
_mesa_DisableClientState( GL_INDEX_ARRAY );
/* Texcoords */
coordUnitSave = ctx->Array.ActiveTexture;
if (tflag) {
GLint i;
GLint factor = ctx->Array.TexCoordInterleaveFactor;
for (i = 0; i < factor; i++) {
_mesa_ClientActiveTextureARB( (GLenum) (GL_TEXTURE0_ARB + i) );
_mesa_EnableClientState( GL_TEXTURE_COORD_ARRAY );
_mesa_TexCoordPointer( tcomps, GL_FLOAT, stride,
(GLubyte *) pointer + i * coffset );
}
for (i = factor; i < (GLint) ctx->Const.MaxTextureUnits; i++) {
_mesa_ClientActiveTextureARB( (GLenum) (GL_TEXTURE0_ARB + i) );
_mesa_DisableClientState( GL_TEXTURE_COORD_ARRAY );
}
}
else {
GLint i;
for (i = 0; i < (GLint) ctx->Const.MaxTextureUnits; i++) {
_mesa_ClientActiveTextureARB( (GLenum) (GL_TEXTURE0_ARB + i) );
_mesa_DisableClientState( GL_TEXTURE_COORD_ARRAY );
}
}
/* Restore texture coordinate unit index */
_mesa_ClientActiveTextureARB( (GLenum) (GL_TEXTURE0_ARB + coordUnitSave) );
/* Color */
if (cflag) {
_mesa_EnableClientState( GL_COLOR_ARRAY );
_mesa_ColorPointer( ccomps, ctype, stride,
(GLubyte*) pointer + coffset );
}
else {
_mesa_DisableClientState( GL_COLOR_ARRAY );
}
/* Normals */
if (nflag) {
_mesa_EnableClientState( GL_NORMAL_ARRAY );
_mesa_NormalPointer( GL_FLOAT, stride,
(GLubyte*) pointer + noffset );
}
else {
_mesa_DisableClientState( GL_NORMAL_ARRAY );
}
_mesa_EnableClientState( GL_VERTEX_ARRAY );
_mesa_VertexPointer( vcomps, GL_FLOAT, stride,
(GLubyte *) pointer + voffset );
}
void
_mesa_LockArraysEXT(GLint first, GLsizei count)
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (MESA_VERBOSE & VERBOSE_API)
_mesa_debug(ctx, "glLockArrays %d %d\n", first, count);
if (first == 0 && count > 0 &&
count <= (GLint) ctx->Const.MaxArrayLockSize) {
ctx->Array.LockFirst = first;
ctx->Array.LockCount = count;
}
else {
ctx->Array.LockFirst = 0;
ctx->Array.LockCount = 0;
}
ctx->NewState |= _NEW_ARRAY;
ctx->Array.NewState |= _NEW_ARRAY_ALL;
if (ctx->Driver.LockArraysEXT)
ctx->Driver.LockArraysEXT( ctx, first, count );
}
void
_mesa_UnlockArraysEXT( void )
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (MESA_VERBOSE & VERBOSE_API)
_mesa_debug(ctx, "glUnlockArrays\n");
ctx->Array.LockFirst = 0;
ctx->Array.LockCount = 0;
ctx->NewState |= _NEW_ARRAY;
ctx->Array.NewState |= _NEW_ARRAY_ALL;
if (ctx->Driver.UnlockArraysEXT)
ctx->Driver.UnlockArraysEXT( ctx );
}
/* GL_EXT_multi_draw_arrays */
/* Somebody forgot to spec the first and count parameters as const! <sigh> */
void
_mesa_MultiDrawArraysEXT( GLenum mode, GLint *first,
GLsizei *count, GLsizei primcount )
{
GET_CURRENT_CONTEXT(ctx);
GLint i;
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
for (i = 0; i < primcount; i++) {
if (count[i] > 0) {
(ctx->Exec->DrawArrays)(mode, first[i], count[i]);
}
}
}
/* GL_EXT_multi_draw_arrays */
void
_mesa_MultiDrawElementsEXT( GLenum mode, const GLsizei *count, GLenum type,
const GLvoid **indices, GLsizei primcount )
{
GET_CURRENT_CONTEXT(ctx);
GLint i;
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
for (i = 0; i < primcount; i++) {
if (count[i] > 0) {
(ctx->Exec->DrawElements)(mode, count[i], type, indices[i]);
}
}
}