1 /* $Id: depth.h,v 1.7 2000/03/03 17:47:39 brianp Exp $ */
4 * Mesa 3-D graphics library
7 * Copyright (C) 1999-2000 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.
36 * Immediate-mode API entrpoints
40 _mesa_ClearDepth( GLclampd depth
);
44 _mesa_DepthFunc( GLenum func
);
48 _mesa_DepthMask( GLboolean flag
);
57 _mesa_zbuffer_address(GLcontext
*ctx
, GLint x
, GLint y
);
61 _mesa_depth_test_span( GLcontext
*ctx
, GLuint n
, GLint x
, GLint y
,
62 const GLdepth z
[], GLubyte mask
[] );
65 _mesa_depth_test_pixels( GLcontext
*ctx
,
66 GLuint n
, const GLint x
[], const GLint y
[],
67 const GLdepth z
[], GLubyte mask
[] );
71 _mesa_read_depth_span_float( GLcontext
*ctx
, GLuint n
, GLint x
, GLint y
,
76 _mesa_alloc_depth_buffer( GLcontext
* ctx
);
80 _mesa_clear_depth_buffer( GLcontext
* ctx
);