1 /* $Id: feedback.h,v 1.3 1999/11/11 01:22:26 brianp Exp $ */
4 * Mesa 3-D graphics library
7 * Copyright (C) 1999 Brian Paul All Rights Reserved.
9 * Permission is hereby granted, free of charge, to any person obtaining a
10 * copy of this software and associated documentation files (the "Software"),
11 * to deal in the Software without restriction, including without limitation
12 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
13 * and/or sell copies of the Software, and to permit persons to whom the
14 * Software is furnished to do so, subject to the following conditions:
16 * The above copyright notice and this permission notice shall be included
17 * in all copies or substantial portions of the Software.
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
23 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
24 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
35 #define FEEDBACK_TOKEN( CTX, T ) \
36 if (CTX->Feedback.Count < CTX->Feedback.BufferSize) { \
37 CTX->Feedback.Buffer[CTX->Feedback.Count] = (GLfloat) (T); \
39 CTX->Feedback.Count++;
42 extern void gl_feedback_vertex( GLcontext
*ctx
,
44 const GLfloat color
[4],
46 const GLfloat texcoord
[4] );
49 extern void gl_update_hitflag( GLcontext
*ctx
, GLfloat z
);
53 _mesa_PassThrough( GLfloat token
);
56 _mesa_FeedbackBuffer( GLsizei size
, GLenum type
, GLfloat
*buffer
);
59 _mesa_SelectBuffer( GLsizei size
, GLuint
*buffer
);
62 _mesa_InitNames( void );
65 _mesa_LoadName( GLuint name
);
68 _mesa_PushName( GLuint name
);
71 _mesa_PopName( void );
74 _mesa_RenderMode( GLenum mode
);
77 extern void gl_feedback_points( GLcontext
*ctx
, GLuint first
, GLuint last
);
78 extern void gl_feedback_line( GLcontext
*ctx
, GLuint v1
, GLuint v2
, GLuint pv
);
79 extern void gl_feedback_triangle( GLcontext
*ctx
, GLuint v0
, GLuint v1
,
80 GLuint v2
, GLuint pv
);
82 extern void gl_select_points( GLcontext
*ctx
, GLuint first
, GLuint last
);
83 extern void gl_select_line( GLcontext
*ctx
, GLuint v1
, GLuint v2
, GLuint pv
);
84 extern void gl_select_triangle( GLcontext
*ctx
, GLuint v0
, GLuint v1
,
85 GLuint v2
, GLuint pv
);