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 **************************************************************************/
29 * Keith Whitwell <keith@tungstengraphics.com>
33 #include "pipe/p_defines.h"
34 #include "draw/draw_context.h"
36 #include "lp_context.h"
37 #include "lp_surface.h"
39 #include "lp_tile_cache.h"
40 #include "lp_tex_cache.h"
41 #include "lp_winsys.h"
45 llvmpipe_flush( struct pipe_context
*pipe
,
47 struct pipe_fence_handle
**fence
)
49 struct llvmpipe_context
*llvmpipe
= llvmpipe_context(pipe
);
52 draw_flush(llvmpipe
->draw
);
54 if (flags
& PIPE_FLUSH_SWAPBUFFERS
) {
55 /* If this is a swapbuffers, just flush color buffers.
57 * The zbuffer changes are not discarded, but held in the cache
58 * in the hope that a later clear will wipe them out.
60 for (i
= 0; i
< llvmpipe
->framebuffer
.nr_cbufs
; i
++)
61 if (llvmpipe
->cbuf_cache
[i
]) {
62 lp_tile_cache_map_transfers(llvmpipe
->cbuf_cache
[i
]);
63 lp_flush_tile_cache(llvmpipe
->cbuf_cache
[i
]);
66 /* Need this call for hardware buffers before swapbuffers.
68 * there should probably be another/different flush-type function
69 * that's called before swapbuffers because we don't always want
70 * to unmap surfaces when flushing.
72 llvmpipe_unmap_transfers(llvmpipe
);
74 else if (flags
& PIPE_FLUSH_RENDER_CACHE
) {
75 for (i
= 0; i
< llvmpipe
->framebuffer
.nr_cbufs
; i
++)
76 if (llvmpipe
->cbuf_cache
[i
]) {
77 lp_tile_cache_map_transfers(llvmpipe
->cbuf_cache
[i
]);
78 lp_flush_tile_cache(llvmpipe
->cbuf_cache
[i
]);
81 /* FIXME: untile zsbuf! */
83 llvmpipe
->dirty_render_cache
= FALSE
;
86 /* Enable to dump BMPs of the color/depth buffers each frame */
88 if(flags
& PIPE_FLUSH_FRAME
) {
89 static unsigned frame_no
= 1;
90 static char filename
[256];
91 util_snprintf(filename
, sizeof(filename
), "cbuf_%u.bmp", frame_no
);
92 debug_dump_surface_bmp(filename
, llvmpipe
->framebuffer
.cbufs
[0]);
93 util_snprintf(filename
, sizeof(filename
), "zsbuf_%u.bmp", frame_no
);
94 debug_dump_surface_bmp(filename
, llvmpipe
->framebuffer
.zsbuf
);