u_blit.h revision 862724d3c2761fe148d985e9205ebb1cc36f3011 
1/**************************************************************************
2 *
3 * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
4 * 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
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28
29#ifndef U_BLIT_H
30#define U_BLIT_H
31
32
33#ifdef __cplusplus
34extern "C" {
35#endif
36
37
38struct pipe_context;
39struct pipe_surface;
40struct pipe_texture;
41struct cso_context;
42
43
44struct blit_state;
45
46
47extern struct blit_state *
48util_create_blit(struct pipe_context *pipe, struct cso_context *cso);
49
50extern void
51util_destroy_blit(struct blit_state *ctx);
52
53extern void
54util_blit_pixels(struct blit_state *ctx,
55                 struct pipe_surface *src,
56                 int srcX0, int srcY0,
57                 int srcX1, int srcY1,
58                 struct pipe_surface *dst,
59                 int dstX0, int dstY0,
60                 int dstX1, int dstY1,
61                 float z, uint filter);
62
63void
64util_blit_pixels_writemask(struct blit_state *ctx,
65                           struct pipe_surface *src,
66                           int srcX0, int srcY0,
67                           int srcX1, int srcY1,
68                           struct pipe_surface *dst,
69                           int dstX0, int dstY0,
70                           int dstX1, int dstY1,
71                           float z, uint filter,
72                           uint writemask);
73
74extern void
75util_blit_pixels_tex(struct blit_state *ctx,
76                     struct pipe_texture *tex,
77                     int srcX0, int srcY0,
78                     int srcX1, int srcY1,
79                     struct pipe_surface *dst,
80                     int dstX0, int dstY0,
81                     int dstX1, int dstY1,
82                     float z, uint filter);
83
84/* Call at end of frame to avoid synchronous rendering.
85 */
86extern void
87util_blit_flush( struct blit_state *ctx );
88
89#ifdef __cplusplus
90}
91#endif
92
93#endif
94