1 /**************************************************************************
3 * Copyright 2009 VMware, Inc. All Rights Reserved.
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:
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial portions
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.
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22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 **************************************************************************/
32 #include "pipe/p_compiler.h"
33 #include "pipe/p_state.h"
37 * Are s1 and s2 the same surface?
38 * Surfaces are basically views into textures so check if the two surfaces
39 * name the same part of the same texture.
42 util_same_surface(const struct pipe_surface *s1, const struct pipe_surface *s2)
44 return (s1->texture == s2->texture &&
45 s1->face == s2->face &&
46 s1->level == s2->level &&
47 s1->zslice == s2->zslice);
54 util_create_rgba_surface(struct pipe_screen *screen,
55 uint width, uint height, uint bind,
56 struct pipe_resource **textureOut,
57 struct pipe_surface **surfaceOut);
61 util_destroy_rgba_surface(struct pipe_resource *texture,
62 struct pipe_surface *surface);
66 util_framebuffer_state_equal(const struct pipe_framebuffer_state *dst,
67 const struct pipe_framebuffer_state *src);
70 util_copy_framebuffer_state(struct pipe_framebuffer_state *dst,
71 const struct pipe_framebuffer_state *src);
75 util_unreference_framebuffer_state(struct pipe_framebuffer_state *fb);
78 #endif /* U_SURFACE_H */