1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
|
/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
/* Author:
* Keith Whitwell <keith@tungstengraphics.com>
*/
#include "pipe/p_defines.h"
#include "draw/draw_context.h"
#include "lp_flush.h"
#include "lp_context.h"
#include "lp_surface.h"
#include "lp_state.h"
#include "lp_tile_cache.h"
#include "lp_tex_cache.h"
#include "lp_winsys.h"
void
llvmpipe_flush( struct pipe_context *pipe,
unsigned flags,
struct pipe_fence_handle **fence )
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
uint i;
draw_flush(llvmpipe->draw);
if (flags & PIPE_FLUSH_TEXTURE_CACHE) {
for (i = 0; i < llvmpipe->num_textures; i++) {
lp_flush_tex_tile_cache(llvmpipe->tex_cache[i]);
}
}
if (flags & PIPE_FLUSH_SWAPBUFFERS) {
/* If this is a swapbuffers, just flush color buffers.
*
* The zbuffer changes are not discarded, but held in the cache
* in the hope that a later clear will wipe them out.
*/
for (i = 0; i < llvmpipe->framebuffer.nr_cbufs; i++)
if (llvmpipe->cbuf_cache[i])
lp_flush_tile_cache(llvmpipe->cbuf_cache[i]);
/* Need this call for hardware buffers before swapbuffers.
*
* there should probably be another/different flush-type function
* that's called before swapbuffers because we don't always want
* to unmap surfaces when flushing.
*/
llvmpipe_unmap_transfers(llvmpipe);
}
else if (flags & PIPE_FLUSH_RENDER_CACHE) {
for (i = 0; i < llvmpipe->framebuffer.nr_cbufs; i++)
if (llvmpipe->cbuf_cache[i])
lp_flush_tile_cache(llvmpipe->cbuf_cache[i]);
if (llvmpipe->zsbuf_cache)
lp_flush_tile_cache(llvmpipe->zsbuf_cache);
llvmpipe->dirty_render_cache = FALSE;
}
/* Enable to dump BMPs of the color/depth buffers each frame */
#if 0
if(flags & PIPE_FLUSH_FRAME) {
static unsigned frame_no = 1;
static char filename[256];
util_snprintf(filename, sizeof(filename), "cbuf_%u.bmp", frame_no);
debug_dump_surface_bmp(filename, llvmpipe->framebuffer.cbufs[0]);
util_snprintf(filename, sizeof(filename), "zsbuf_%u.bmp", frame_no);
debug_dump_surface_bmp(filename, llvmpipe->framebuffer.zsbuf);
++frame_no;
}
#endif
if (fence)
*fence = NULL;
}
|
