1/**************************************************************************
2 *
3 * Copyright 2009-2010 VMware, Inc.  All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial portions
15 * of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
20 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
25 **************************************************************************/
26
27
28#ifndef U_FRAMEBUFFER_H
29#define U_FRAMEBUFFER_H
30
31
32#include "pipe/p_compiler.h"
33#include "pipe/p_state.h"
34
35
36#ifdef __cplusplus
37extern "C" {
38#endif
39
40extern boolean
41util_framebuffer_state_equal(const struct pipe_framebuffer_state *dst,
42                             const struct pipe_framebuffer_state *src);
43
44extern void
45util_copy_framebuffer_state(struct pipe_framebuffer_state *dst,
46                            const struct pipe_framebuffer_state *src);
47
48
49extern void
50util_unreference_framebuffer_state(struct pipe_framebuffer_state *fb);
51
52
53extern boolean
54util_framebuffer_min_size(const struct pipe_framebuffer_state *fb,
55                          unsigned *width,
56                          unsigned *height);
57
58
59extern unsigned
60util_framebuffer_get_num_layers(const struct pipe_framebuffer_state *fb);
61
62
63extern unsigned
64util_framebuffer_get_num_samples(const struct pipe_framebuffer_state *fb);
65
66
67extern void
68util_sample_locations_flip_y(struct pipe_screen *screen, unsigned fb_height,
69                             unsigned samples, uint8_t *locations);
70
71
72#ifdef __cplusplus
73}
74#endif
75
76#endif /* U_FRAMEBUFFER_H */
77