1 /*
2  * Mesa 3-D graphics library
3  *
4  * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included
14  * in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22  * OTHER DEALINGS IN THE SOFTWARE.
23  */
24 
25 
26 #ifndef BLIT_H
27 #define BLIT_H
28 
29 #include "glheader.h"
30 
31 extern bool
32 _mesa_regions_overlap(int srcX0, int srcY0,
33                       int srcX1, int srcY1,
34                       int dstX0, int dstY0,
35                       int dstX1, int dstY1);
36 
37 extern void
38 _mesa_blit_framebuffer(struct gl_context *ctx,
39                        struct gl_framebuffer *readFb,
40                        struct gl_framebuffer *drawFb,
41                        GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
42                        GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
43                        GLbitfield mask, GLenum filter, const char *func);
44 
45 extern void GLAPIENTRY
46 _mesa_BlitFramebuffer(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
47                          GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
48                          GLbitfield mask, GLenum filter);
49 
50 extern void GLAPIENTRY
51 _mesa_BlitNamedFramebuffer(GLuint readFramebuffer, GLuint drawFramebuffer,
52                            GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
53                            GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
54                            GLbitfield mask, GLenum filter);
55 
56 
57 #endif /* BLIT_H */
58