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"
41 llvmpipe_flush( struct pipe_context *pipe,
43 struct pipe_fence_handle **fence )
45 struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
47 draw_flush(llvmpipe->draw);
50 if ((flags & (PIPE_FLUSH_SWAPBUFFERS |
51 PIPE_FLUSH_RENDER_CACHE))) {
52 /* if we're going to flush the setup/rasterization modules, emit
54 * XXX this (and the code below) may need fine tuning...
56 *fence = lp_setup_fence( llvmpipe->setup );
63 /* XXX the lp_setup_flush(flags) param is not a bool, and it's ignored
66 if (flags & PIPE_FLUSH_SWAPBUFFERS) {
67 lp_setup_flush( llvmpipe->setup, FALSE );
69 else if (flags & PIPE_FLUSH_RENDER_CACHE) {
70 lp_setup_flush( llvmpipe->setup, TRUE );
73 /* Enable to dump BMPs of the color/depth buffers each frame */
75 if (flags & PIPE_FLUSH_FRAME) {
76 static unsigned frame_no = 1;
80 for (i = 0; i < llvmpipe->framebuffer.nr_cbufs; i++) {
81 util_snprintf(filename, sizeof(filename), "cbuf%u_%u", i, frame_no);
82 debug_dump_surface_bmp(&llvmpipe->pipe, filename, llvmpipe->framebuffer.cbufs[0]);
86 util_snprintf(filename, sizeof(filename), "zsbuf_%u", frame_no);
87 debug_dump_surface_bmp(&llvmpipe->pipe, filename, llvmpipe->framebuffer.zsbuf);
97 * Flush context if necessary.
99 * TODO: move this logic to an auxiliary library?
101 * FIXME: We must implement DISCARD/DONTBLOCK/UNSYNCHRONIZED/etc for
102 * textures to avoid blocking.
105 llvmpipe_flush_texture(struct pipe_context *pipe,
106 struct pipe_texture *texture,
109 unsigned flush_flags,
112 boolean do_not_flush)
116 referenced = pipe->is_texture_referenced(pipe, texture, face, level);
118 if ((referenced & PIPE_REFERENCED_FOR_WRITE) ||
119 ((referenced & PIPE_REFERENCED_FOR_READ) && !read_only)) {
125 * TODO: The semantics of these flush flags are too obtuse. They should
126 * disappear and the pipe driver should just ensure that all visible
127 * side-effects happen when they need to happen.
129 if (referenced & PIPE_REFERENCED_FOR_WRITE)
130 flush_flags |= PIPE_FLUSH_RENDER_CACHE;
132 if (referenced & PIPE_REFERENCED_FOR_READ)
133 flush_flags |= PIPE_FLUSH_TEXTURE_CACHE;
140 struct pipe_fence_handle *fence = NULL;
142 pipe->flush(pipe, flush_flags, &fence);
145 pipe->screen->fence_finish(pipe->screen, fence, 0);
146 pipe->screen->fence_reference(pipe->screen, &fence, NULL);
153 pipe->flush(pipe, flush_flags, NULL);