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 "pipe/p_screen.h"
35 #include "util/u_string.h"
36 #include "draw/draw_context.h"
38 #include "lp_context.h"
43 * \param fence if non-null, returns pointer to a fence which can be waited on
46 llvmpipe_flush( struct pipe_context *pipe,
47 struct pipe_fence_handle **fence,
50 struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
52 draw_flush(llvmpipe->draw);
54 /* ask the setup module to flush */
55 lp_setup_flush(llvmpipe->setup, fence, reason);
58 if (llvmpipe_variant_count > 1000) {
59 /* time to do a garbage collection */
60 gallivm_garbage_collect(llvmpipe->gallivm);
61 llvmpipe_variant_count = 0;
64 /* Enable to dump BMPs of the color/depth buffers each frame */
66 static unsigned frame_no = 1;
70 for (i = 0; i < llvmpipe->framebuffer.nr_cbufs; i++) {
71 util_snprintf(filename, sizeof(filename), "cbuf%u_%u", i, frame_no);
72 debug_dump_surface_bmp(&llvmpipe->pipe, filename, llvmpipe->framebuffer.cbufs[i]);
76 util_snprintf(filename, sizeof(filename), "zsbuf_%u", frame_no);
77 debug_dump_surface_bmp(&llvmpipe->pipe, filename, llvmpipe->framebuffer.zsbuf);
85 llvmpipe_finish( struct pipe_context *pipe,
88 struct pipe_fence_handle *fence = NULL;
89 llvmpipe_flush(pipe, &fence, reason);
91 pipe->screen->fence_finish(pipe->screen, fence, PIPE_TIMEOUT_INFINITE);
92 pipe->screen->fence_reference(pipe->screen, &fence, NULL);
97 * Flush context if necessary.
99 * Returns FALSE if it would have block, but do_not_block was set, TRUE
102 * TODO: move this logic to an auxiliary library?
105 llvmpipe_flush_resource(struct pipe_context *pipe,
106 struct pipe_resource *resource,
111 boolean do_not_block,
116 referenced = llvmpipe_is_resource_referenced(pipe, resource, level, layer);
118 if ((referenced & LP_REFERENCED_FOR_WRITE) ||
119 ((referenced & LP_REFERENCED_FOR_READ) && !read_only)) {
128 llvmpipe_finish(pipe, reason);
134 llvmpipe_flush(pipe, NULL, reason);