1 /* $Id: s_masking.h,v 1.2 2000/11/22 07:32:18 joukj 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.
37 * Implement glColorMask for a span of RGBA pixels.
40 _mesa_mask_rgba_span( GLcontext
*ctx
,
41 GLuint n
, GLint x
, GLint y
,
47 * Implement glColorMask for an array of RGBA pixels.
50 _mesa_mask_rgba_pixels( GLcontext
*ctx
,
51 GLuint n
, const GLint x
[], const GLint y
[],
52 GLchan rgba
[][4], const GLubyte mask
[] );
57 * Implement glIndexMask for a span of CI pixels.
60 _mesa_mask_index_span( GLcontext
*ctx
,
61 GLuint n
, GLint x
, GLint y
, GLuint index
[] );
66 * Implement glIndexMask for an array of CI pixels.
69 _mesa_mask_index_pixels( GLcontext
*ctx
,
70 GLuint n
, const GLint x
[], const GLint y
[],
71 GLuint index
[], const GLubyte mask
[] );