/**************************************************************************
*
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* 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
+ * IN NO EVENT SHALL VMWARE 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>
+ * Keith Whitwell <keithw@vmware.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_surface.h"
-#include "lp_state.h"
-#include "lp_tile_cache.h"
-#include "lp_tex_cache.h"
-#include "lp_winsys.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,
- unsigned flags,
- struct pipe_fence_handle **fence )
+ struct pipe_fence_handle **fence,
+ const char *reason)
{
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]);
-
- /* FIXME: untile zsbuf! */
-
- llvmpipe->dirty_render_cache = FALSE;
- }
+ /* 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
- if(flags & PIPE_FLUSH_FRAME) {
+ if (0) {
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);
+ 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;
}
-#endif
-
- if (fence)
- *fence = NULL;
}
+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;
+}