3 * Selection and feedback modes functions.
7 * Mesa 3-D graphics library
10 * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
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:
19 * The above copyright notice and this permission notice shall be included
20 * in all copies or substantial portions of the Software.
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.
38 #define FEEDBACK_TOKEN( CTX, T ) \
39 if (CTX->Feedback.Count < CTX->Feedback.BufferSize) { \
40 CTX->Feedback.Buffer[CTX->Feedback.Count] = (GLfloat) (T); \
42 CTX->Feedback.Count++;
45 extern void _mesa_init_feedback( GLcontext
* ctx
);
47 extern void _mesa_feedback_vertex( GLcontext
*ctx
,
49 const GLfloat color
[4],
51 const GLfloat texcoord
[4] );
54 extern void _mesa_update_hitflag( GLcontext
*ctx
, GLfloat z
);
57 extern void GLAPIENTRY
58 _mesa_PassThrough( GLfloat token
);
60 extern void GLAPIENTRY
61 _mesa_FeedbackBuffer( GLsizei size
, GLenum type
, GLfloat
*buffer
);
63 extern void GLAPIENTRY
64 _mesa_SelectBuffer( GLsizei size
, GLuint
*buffer
);
66 extern void GLAPIENTRY
67 _mesa_InitNames( void );
69 extern void GLAPIENTRY
70 _mesa_LoadName( GLuint name
);
72 extern void GLAPIENTRY
73 _mesa_PushName( GLuint name
);
75 extern void GLAPIENTRY
76 _mesa_PopName( void );
78 extern GLint GLAPIENTRY
79 _mesa_RenderMode( GLenum mode
);