| /* |
| * Mesa 3-D graphics library |
| * Version: 7.5 |
| * |
| * 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 FEEDBACK_H |
| #define FEEDBACK_H |
| |
| |
| #include "main/mtypes.h" |
| |
| |
| #if FEATURE_feedback |
| |
| #define _MESA_INIT_FEEDBACK_FUNCTIONS(driver, impl) \ |
| do { \ |
| (driver)->RenderMode = impl ## RenderMode; \ |
| } while (0) |
| |
| extern void |
| _mesa_feedback_vertex( GLcontext *ctx, |
| const GLfloat win[4], |
| const GLfloat color[4], |
| const GLfloat texcoord[4] ); |
| |
| |
| static INLINE void |
| _mesa_feedback_token( GLcontext *ctx, GLfloat token ) |
| { |
| if (ctx->Feedback.Count < ctx->Feedback.BufferSize) { |
| ctx->Feedback.Buffer[ctx->Feedback.Count] = token; |
| } |
| ctx->Feedback.Count++; |
| } |
| |
| |
| extern void |
| _mesa_update_hitflag( GLcontext *ctx, GLfloat z ); |
| |
| |
| extern void |
| _mesa_init_feedback_dispatch(struct _glapi_table *disp); |
| |
| #else /* FEATURE_feedback */ |
| |
| #define _MESA_INIT_FEEDBACK_FUNCTIONS(driver, impl) do { } while (0) |
| |
| static INLINE void |
| _mesa_feedback_vertex( GLcontext *ctx, |
| const GLfloat win[4], |
| const GLfloat color[4], |
| const GLfloat texcoord[4] ) |
| { |
| /* render mode is always GL_RENDER */ |
| ASSERT_NO_FEATURE(); |
| } |
| |
| |
| static INLINE void |
| _mesa_feedback_token( GLcontext *ctx, GLfloat token ) |
| { |
| /* render mode is always GL_RENDER */ |
| ASSERT_NO_FEATURE(); |
| } |
| |
| static INLINE void |
| _mesa_update_hitflag( GLcontext *ctx, GLfloat z ) |
| { |
| /* render mode is always GL_RENDER */ |
| ASSERT_NO_FEATURE(); |
| } |
| |
| static INLINE void |
| _mesa_init_feedback_dispatch(struct _glapi_table *disp) |
| { |
| } |
| |
| #endif /* FEATURE_feedback */ |
| |
| extern void |
| _mesa_init_feedback( GLcontext *ctx ); |
| |
| #endif /* FEEDBACK_H */ |