1 /**************************************************************************
3 * Copyright 2007 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 **************************************************************************/
34 * Derived renderbuffer class. Just need to add a pointer to the
37 struct st_renderbuffer
39 struct gl_renderbuffer Base
;
40 struct pipe_texture
*texture
;
41 struct pipe_surface
*surface
; /* temporary view into texture */
42 struct pipe_sampler_view
*sampler_view
;
43 enum pipe_format format
; /** preferred format, or PIPE_FORMAT_NONE */
44 GLboolean defined
; /**< defined contents? */
47 * Used only when hardware accumulation buffers are not supported.
53 struct st_texture_object
*rtt
; /**< GL render to texture's texture */
54 int rtt_level
, rtt_face
, rtt_slice
;
56 /** Render to texture state */
57 struct pipe_texture
*texture_save
;
58 struct pipe_surface
*surface_save
;
59 struct pipe_sampler_view
*sampler_view_save
;
63 static INLINE
struct st_renderbuffer
*
64 st_renderbuffer(struct gl_renderbuffer
*rb
)
66 return (struct st_renderbuffer
*) rb
;
70 extern struct gl_renderbuffer
*
71 st_new_renderbuffer_fb(enum pipe_format format
, int samples
, boolean sw
);
74 st_init_fbo_functions(struct dd_function_table
*functions
);
76 extern struct pipe_sampler_view
*
77 st_renderbuffer_get_sampler_view(struct st_renderbuffer
*rb
,
78 struct pipe_context
*pipe
);
81 #endif /* ST_CB_FBO_H */