1 /**************************************************************************
3 * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
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:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
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.
26 **************************************************************************/
29 * Surface/Context Tracking
31 * For some drivers, we need to monitor the binding between contexts and
33 * This code may evolve quite a bit...
54 * Per-device info, basically
56 struct surface_context_tracker
58 struct sct_context
*contexts
;
59 struct sct_surface
*surfaces
;
65 * Simple linked list of contexts
67 struct sct_context_list
69 const struct pipe_context
*context
;
70 struct sct_context_list
*next
;
76 sct_bind_surfaces(struct surface_context_tracker
*sct
,
77 struct pipe_context
*context
,
79 struct pipe_surface
**surfaces
);
83 sct_bind_texture(struct surface_context_tracker
*sct
,
84 struct pipe_context
*context
,
86 struct pipe_texture
*texture
);
90 sct_update_texture(struct pipe_texture
*tex
);
94 sct_is_texture_used(struct surface_context_tracker
*sct
,
95 const struct pipe_context
*context
,
96 const struct pipe_texture
*texture
);
99 sct_flush_textures(struct surface_context_tracker
*sct
,
100 struct pipe_context
*context
);
103 extern const struct sct_context_list
*
104 sct_get_surface_contexts(struct surface_context_tracker
*sct
,
105 const struct pipe_surface
*surf
);
109 sct_destroy_context(struct surface_context_tracker
*sct
,
110 struct pipe_context
*context
);
114 sct_destroy_surface(struct surface_context_tracker
*sct
,
115 struct pipe_surface
*surface
);