| 0,0 → 1,131 |
|---|
| /************************************************************************** |
| * |
| * 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 "pipe/p_screen.h" |
| #include "util/u_string.h" |
| #include "draw/draw_context.h" |
| #include "lp_flush.h" |
| #include "lp_context.h" |
| #include "lp_setup.h" |
| |
| |
| /** |
| * \param fence if non-null, returns pointer to a fence which can be waited on |
| */ |
| void |
| llvmpipe_flush( struct pipe_context *pipe, |
| struct pipe_fence_handle **fence, |
| const char *reason) |
| { |
| struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe); |
| |
| draw_flush(llvmpipe->draw); |
| |
| /* ask the setup module to flush */ |
| lp_setup_flush(llvmpipe->setup, fence, reason); |
| |
| /* Enable to dump BMPs of the color/depth buffers each frame */ |
| if (0) { |
| static unsigned frame_no = 1; |
| char filename[256]; |
| unsigned i; |
| |
| for (i = 0; i < llvmpipe->framebuffer.nr_cbufs; i++) { |
| util_snprintf(filename, sizeof(filename), "cbuf%u_%u", i, frame_no); |
| debug_dump_surface_bmp(&llvmpipe->pipe, filename, llvmpipe->framebuffer.cbufs[i]); |
| } |
| |
| if (0) { |
| util_snprintf(filename, sizeof(filename), "zsbuf_%u", frame_no); |
| debug_dump_surface_bmp(&llvmpipe->pipe, filename, llvmpipe->framebuffer.zsbuf); |
| } |
| |
| ++frame_no; |
| } |
| } |
| |
| void |
| llvmpipe_finish( struct pipe_context *pipe, |
| const char *reason ) |
| { |
| struct pipe_fence_handle *fence = NULL; |
| llvmpipe_flush(pipe, &fence, reason); |
| if (fence) { |
| pipe->screen->fence_finish(pipe->screen, fence, PIPE_TIMEOUT_INFINITE); |
| pipe->screen->fence_reference(pipe->screen, &fence, NULL); |
| } |
| } |
| |
| /** |
| * Flush context if necessary. |
| * |
| * Returns FALSE if it would have block, but do_not_block was set, TRUE |
| * otherwise. |
| * |
| * TODO: move this logic to an auxiliary library? |
| */ |
| boolean |
| llvmpipe_flush_resource(struct pipe_context *pipe, |
| struct pipe_resource *resource, |
| unsigned level, |
| boolean read_only, |
| boolean cpu_access, |
| boolean do_not_block, |
| const char *reason) |
| { |
| unsigned referenced; |
| |
| referenced = llvmpipe_is_resource_referenced(pipe, resource, level); |
| |
| if ((referenced & LP_REFERENCED_FOR_WRITE) || |
| ((referenced & LP_REFERENCED_FOR_READ) && !read_only)) { |
| |
| if (cpu_access) { |
| /* |
| * Flush and wait. |
| */ |
| if (do_not_block) |
| return FALSE; |
| |
| llvmpipe_finish(pipe, reason); |
| } else { |
| /* |
| * Just flush. |
| */ |
| |
| llvmpipe_flush(pipe, NULL, reason); |
| } |
| } |
| |
| return TRUE; |
| } |