| /* |
| * 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_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 |
| _mesa_bind_buffer_range_transform_feedback(struct gl_context *ctx, |
| GLuint index, |
| struct gl_buffer_object *bufObj, |
| GLintptr offset, |
| GLsizeiptr size); |
| |
| extern void |
| _mesa_bind_buffer_base_transform_feedback(struct gl_context *ctx, |
| GLuint index, |
| struct gl_buffer_object *bufObj); |
| |
| 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 ***/ |
| |
| struct gl_transform_feedback_object * |
| _mesa_lookup_transform_feedback_object(struct gl_context *ctx, GLuint name); |
| |
| 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); |
| |
| #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 */ |