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103 lines
2.7 KiB
C
103 lines
2.7 KiB
C
/*
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* Mesa 3-D graphics library
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* Version: 7.5
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*
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* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
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* Copyright (C) 2009 VMware, Inc. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef FEEDBACK_H
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#define FEEDBACK_H
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#include "main/mfeatures.h"
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#include "main/mtypes.h"
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#if FEATURE_feedback
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extern GLint GLAPIENTRY
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_mesa_RenderMode( GLenum mode );
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extern void
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_mesa_feedback_vertex( struct gl_context *ctx,
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const GLfloat win[4],
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const GLfloat color[4],
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const GLfloat texcoord[4] );
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static inline void
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_mesa_feedback_token( struct gl_context *ctx, GLfloat token )
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{
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if (ctx->Feedback.Count < ctx->Feedback.BufferSize) {
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ctx->Feedback.Buffer[ctx->Feedback.Count] = token;
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}
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ctx->Feedback.Count++;
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}
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extern void
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_mesa_update_hitflag( struct gl_context *ctx, GLfloat z );
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extern void
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_mesa_init_feedback_dispatch(struct _glapi_table *disp);
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#else /* FEATURE_feedback */
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#include "main/compiler.h"
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static inline void
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_mesa_feedback_vertex( struct gl_context *ctx,
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const GLfloat win[4],
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const GLfloat color[4],
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const GLfloat texcoord[4] )
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{
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/* render mode is always GL_RENDER */
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ASSERT_NO_FEATURE();
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}
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static inline void
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_mesa_feedback_token( struct gl_context *ctx, GLfloat token )
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{
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/* render mode is always GL_RENDER */
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ASSERT_NO_FEATURE();
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}
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static inline void
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_mesa_update_hitflag( struct gl_context *ctx, GLfloat z )
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{
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/* render mode is always GL_RENDER */
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ASSERT_NO_FEATURE();
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}
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static inline void
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_mesa_init_feedback_dispatch(struct _glapi_table *disp)
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{
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}
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#endif /* FEATURE_feedback */
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extern void
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_mesa_init_feedback( struct gl_context *ctx );
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#endif /* FEEDBACK_H */
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