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/*
* Mesa 3-D graphics library
*
* Copyright (C) 2010 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
* THE AUTHORS 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 TRANSFORM_FEEDBACK_H
#define TRANSFORM_FEEDBACK_H
#include "compiler.h"
#include "glheader.h"
#include "mfeatures.h"
struct _glapi_table;
struct dd_function_table;
struct gl_context;
extern void
_mesa_init_transform_feedback(struct gl_context *ctx);
extern void
_mesa_free_transform_feedback(struct gl_context *ctx);
#if FEATURE_EXT_transform_feedback
extern GLboolean
_mesa_validate_primitive_mode(struct gl_context *ctx, GLenum mode);
extern GLboolean
_mesa_validate_transform_feedback_buffers(struct gl_context *ctx);
extern void
_mesa_init_transform_feedback_functions(struct dd_function_table *driver);
extern void
_mesa_init_transform_feedback_dispatch(struct _glapi_table *disp);
/*** GL_EXT_transform_feedback ***/
extern void GLAPIENTRY
_mesa_BeginTransformFeedback(GLenum mode);
extern void GLAPIENTRY
_mesa_EndTransformFeedback(void);
extern void GLAPIENTRY
_mesa_BindBufferRange(GLenum target, GLuint index,
GLuint buffer, GLintptr offset, GLsizeiptr size);
extern void GLAPIENTRY
_mesa_BindBufferBase(GLenum target, GLuint index, GLuint buffer);
extern void GLAPIENTRY
_mesa_BindBufferOffsetEXT(GLenum target, GLuint index, GLuint buffer,
GLintptr offset);
extern void GLAPIENTRY
_mesa_TransformFeedbackVaryings(GLuint program, GLsizei count,
const GLchar **varyings, GLenum bufferMode);
extern void GLAPIENTRY
_mesa_GetTransformFeedbackVarying(GLuint program, GLuint index,
GLsizei bufSize, GLsizei *length,
GLsizei *size, GLenum *type, GLchar *name);
/*** GL_ARB_transform_feedback2 ***/
extern void GLAPIENTRY
_mesa_GenTransformFeedbacks(GLsizei n, GLuint *names);
extern GLboolean GLAPIENTRY
_mesa_IsTransformFeedback(GLuint name);
extern void GLAPIENTRY
_mesa_BindTransformFeedback(GLenum target, GLuint name);
extern void GLAPIENTRY
_mesa_DeleteTransformFeedbacks(GLsizei n, const GLuint *names);
extern void GLAPIENTRY
_mesa_PauseTransformFeedback(void);
extern void GLAPIENTRY
_mesa_ResumeTransformFeedback(void);
extern void GLAPIENTRY
_mesa_DrawTransformFeedback(GLenum mode, GLuint name);
#else /* FEATURE_EXT_transform_feedback */
static INLINE GLboolean
_mesa_validate_primitive_mode(struct gl_context *ctx, GLenum mode)
{
return GL_TRUE;
}
static INLINE GLboolean
_mesa_validate_transform_feedback_buffers(struct gl_context *ctx)
{
return GL_TRUE;
}
static INLINE void
_mesa_init_transform_feedback_functions(struct dd_function_table *driver)
{
}
static INLINE void
_mesa_init_transform_feedback_dispatch(struct _glapi_table *disp)
{
}
#endif /* FEATURE_EXT_transform_feedback */
#endif /* TRANSFORM_FEEDBACK_H */
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