reactos/lib/mesa32/src/main/feedback.h

   1 /**
   2  * \file feedback.h
   3  * Selection and feedback modes functions.
   4  */
   5
   6 /*
   7  * Mesa 3-D graphics library
   8  * Version:  3.5
   9  *
  10  * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
  11  *
  12  * Permission is hereby granted, free of charge, to any person obtaining a
  13  * copy of this software and associated documentation files (the "Software"),
  14  * to deal in the Software without restriction, including without limitation
  15  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  16  * and/or sell copies of the Software, and to permit persons to whom the
  17  * Software is furnished to do so, subject to the following conditions:
  18  *
  19  * The above copyright notice and this permission notice shall be included
  20  * in all copies or substantial portions of the Software.
  21  *
  22  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  23  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  24  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  25  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  26  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  27  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28  */
  29
  30
  31 #ifndef FEEDBACK_H
  32 #define FEEDBACK_H
  33
  34
  35 #include "mtypes.h"
  36
  37
  38 #define FEEDBACK_TOKEN( CTX, T )                                \
  39         if (CTX->Feedback.Count < CTX->Feedback.BufferSize) {   \
  40            CTX->Feedback.Buffer[CTX->Feedback.Count] = (GLfloat) (T); \
  41         }                                                       \
  42         CTX->Feedback.Count++;
  43
  44
  45 extern void _mesa_init_feedback( GLcontext * ctx );
  46
  47 extern void _mesa_feedback_vertex( GLcontext *ctx,
  48                                 const GLfloat win[4],
  49                                 const GLfloat color[4],
  50                                 GLfloat index,
  51                                 const GLfloat texcoord[4] );
  52
  53
  54 extern void _mesa_update_hitflag( GLcontext *ctx, GLfloat z );
  55
  56
  57 extern void GLAPIENTRY
  58 _mesa_PassThrough( GLfloat token );
  59
  60 extern void GLAPIENTRY
  61 _mesa_FeedbackBuffer( GLsizei size, GLenum type, GLfloat *buffer );
  62
  63 extern void GLAPIENTRY
  64 _mesa_SelectBuffer( GLsizei size, GLuint *buffer );
  65
  66 extern void GLAPIENTRY
  67 _mesa_InitNames( void );
  68
  69 extern void GLAPIENTRY
  70 _mesa_LoadName( GLuint name );
  71
  72 extern void GLAPIENTRY
  73 _mesa_PushName( GLuint name );
  74
  75 extern void GLAPIENTRY
  76 _mesa_PopName( void );
  77
  78 extern GLint GLAPIENTRY
  79 _mesa_RenderMode( GLenum mode );
  80
  81
  82 #endif