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/*
* Mesa 3-D graphics library
* Version: 7.6
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
* Copyright (C) 2009 VMware, Inc. 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.
*/
#ifndef VARRAY_H
#define VARRAY_H
#include "glheader.h"
#include "mfeatures.h"
struct gl_client_array;
struct gl_context;
/**
* Compute the index of the last array element that can be safely accessed in
* a vertex array. We can really only do this when the array lives in a VBO.
* The array->_MaxElement field will be updated.
* Later in glDrawArrays/Elements/etc we can do some bounds checking.
*/
static inline void
_mesa_update_array_max_element(struct gl_client_array *array)
{
assert(array->Enabled);
if (array->BufferObj->Name) {
GLsizeiptrARB offset = (GLsizeiptrARB) array->Ptr;
GLsizeiptrARB bufSize = (GLsizeiptrARB) array->BufferObj->Size;
if (offset < bufSize) {
array->_MaxElement = (bufSize - offset + array->StrideB
- array->_ElementSize) / array->StrideB;
}
else {
array->_MaxElement = 0;
}
}
else {
/* user-space array, no idea how big it is */
array->_MaxElement = 2 * 1000 * 1000 * 1000; /* just a big number */
}
}
extern void GLAPIENTRY
_mesa_VertexPointer(GLint size, GLenum type, GLsizei stride,
const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_UnlockArraysEXT( void );
extern void GLAPIENTRY
_mesa_LockArraysEXT(GLint first, GLsizei count);
extern void GLAPIENTRY
_mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_IndexPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride,
const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_VertexPointerEXT(GLint size, GLenum type, GLsizei stride,
GLsizei count, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_NormalPointerEXT(GLenum type, GLsizei stride, GLsizei count,
const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_ColorPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count,
const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_IndexPointerEXT(GLenum type, GLsizei stride, GLsizei count,
const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_TexCoordPointerEXT(GLint size, GLenum type, GLsizei stride,
GLsizei count, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_EdgeFlagPointerEXT(GLsizei stride, GLsizei count, const GLboolean *ptr);
extern void GLAPIENTRY
_mesa_FogCoordPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_SecondaryColorPointer(GLint size, GLenum type,
GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_PointSizePointerOES(GLenum type, GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_VertexAttribPointer(GLuint index, GLint size, GLenum type,
GLboolean normalized, GLsizei stride,
const GLvoid *pointer);
void GLAPIENTRY
_mesa_VertexAttribIPointer(GLuint index, GLint size, GLenum type,
GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_EnableVertexAttribArray(GLuint index);
extern void GLAPIENTRY
_mesa_DisableVertexAttribArray(GLuint index);
extern void GLAPIENTRY
_mesa_GetVertexAttribdv(GLuint index, GLenum pname, GLdouble *params);
extern void GLAPIENTRY
_mesa_GetVertexAttribfv(GLuint index, GLenum pname, GLfloat *params);
extern void GLAPIENTRY
_mesa_GetVertexAttribiv(GLuint index, GLenum pname, GLint *params);
extern void GLAPIENTRY
_mesa_GetVertexAttribIiv(GLuint index, GLenum pname, GLint *params);
extern void GLAPIENTRY
_mesa_GetVertexAttribIuiv(GLuint index, GLenum pname, GLuint *params);
extern void GLAPIENTRY
_mesa_GetVertexAttribPointerv(GLuint index, GLenum pname, GLvoid **pointer);
extern void GLAPIENTRY
_mesa_InterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer);
extern void GLAPIENTRY
_mesa_MultiDrawArrays( GLenum mode, const GLint *first,
const GLsizei *count, GLsizei primcount );
extern void GLAPIENTRY
_mesa_MultiDrawElementsEXT( GLenum mode, const GLsizei *count, GLenum type,
const GLvoid **indices, GLsizei primcount );
extern void GLAPIENTRY
_mesa_MultiDrawElementsBaseVertex( GLenum mode,
const GLsizei *count, GLenum type,
const GLvoid **indices, GLsizei primcount,
const GLint *basevertex);
extern void GLAPIENTRY
_mesa_MultiModeDrawArraysIBM( const GLenum * mode, const GLint * first,
const GLsizei * count,
GLsizei primcount, GLint modestride );
extern void GLAPIENTRY
_mesa_MultiModeDrawElementsIBM( const GLenum * mode, const GLsizei * count,
GLenum type, const GLvoid * const * indices,
GLsizei primcount, GLint modestride );
extern void GLAPIENTRY
_mesa_LockArraysEXT(GLint first, GLsizei count);
extern void GLAPIENTRY
_mesa_UnlockArraysEXT( void );
extern void GLAPIENTRY
_mesa_DrawArrays(GLenum mode, GLint first, GLsizei count);
extern void GLAPIENTRY
_mesa_DrawElements(GLenum mode, GLsizei count, GLenum type,
const GLvoid *indices);
extern void GLAPIENTRY
_mesa_DrawRangeElements(GLenum mode, GLuint start, GLuint end, GLsizei count,
GLenum type, const GLvoid *indices);
extern void GLAPIENTRY
_mesa_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type,
const GLvoid *indices, GLint basevertex);
extern void GLAPIENTRY
_mesa_DrawRangeElementsBaseVertex(GLenum mode, GLuint start, GLuint end,
GLsizei count, GLenum type,
const GLvoid *indices,
GLint basevertex);
extern void GLAPIENTRY
_mesa_DrawTransformFeedback(GLenum mode, GLuint name);
extern void GLAPIENTRY
_mesa_PrimitiveRestartIndex(GLuint index);
extern void GLAPIENTRY
_mesa_VertexAttribDivisor(GLuint index, GLuint divisor);
extern void
_mesa_copy_client_array(struct gl_context *ctx,
struct gl_client_array *dst,
struct gl_client_array *src);
extern void
_mesa_print_arrays(struct gl_context *ctx);
extern void
_mesa_init_varray( struct gl_context * ctx );
extern void
_mesa_free_varray_data(struct gl_context *ctx);
#endif
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