/**************************************************************************
*
- * 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 "draw/draw_context.h"
#include "sp_flush.h"
#include "sp_context.h"
-#include "sp_surface.h"
#include "sp_state.h"
#include "sp_tile_cache.h"
#include "sp_tex_tile_cache.h"
-#include "sp_winsys.h"
+#include "util/u_debug_image.h"
+#include "util/u_memory.h"
+#include "util/u_string.h"
void
softpipe_flush( struct pipe_context *pipe,
- unsigned flags,
+ unsigned flags,
struct pipe_fence_handle **fence )
{
struct softpipe_context *softpipe = softpipe_context(pipe);
draw_flush(softpipe->draw);
- if (flags & PIPE_FLUSH_TEXTURE_CACHE) {
- for (i = 0; i < softpipe->num_textures; i++) {
- sp_flush_tex_tile_cache(softpipe->tex_cache[i]);
+ if (flags & SP_FLUSH_TEXTURE_CACHE) {
+ unsigned sh;
+
+ for (sh = 0; sh < ARRAY_SIZE(softpipe->tex_cache); sh++) {
+ for (i = 0; i < softpipe->num_sampler_views[sh]; i++) {
+ sp_flush_tex_tile_cache(softpipe->tex_cache[sh][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 < softpipe->framebuffer.nr_cbufs; i++)
- if (softpipe->cbuf_cache[i])
- sp_flush_tile_cache(softpipe->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.
- */
- softpipe_unmap_transfers(softpipe);
- }
- else if (flags & PIPE_FLUSH_RENDER_CACHE) {
- for (i = 0; i < softpipe->framebuffer.nr_cbufs; i++)
- if (softpipe->cbuf_cache[i])
- sp_flush_tile_cache(softpipe->cbuf_cache[i]);
-
- if (softpipe->zsbuf_cache)
- sp_flush_tile_cache(softpipe->zsbuf_cache);
-
- softpipe->dirty_render_cache = FALSE;
- }
+ /* 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 < softpipe->framebuffer.nr_cbufs; i++)
+ if (softpipe->cbuf_cache[i])
+ sp_flush_tile_cache(softpipe->cbuf_cache[i]);
+
+ if (softpipe->zsbuf_cache)
+ sp_flush_tile_cache(softpipe->zsbuf_cache);
+
+ softpipe->dirty_render_cache = FALSE;
/* Enable to dump BMPs of the color/depth buffers each frame */
#if 0
- if(flags & PIPE_FLUSH_FRAME) {
+ if (flags & PIPE_FLUSH_END_OF_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, softpipe->framebuffer.cbufs[0]);
- util_snprintf(filename, sizeof(filename), "zsbuf_%u.bmp", frame_no);
- debug_dump_surface_bmp(filename, softpipe->framebuffer.zsbuf);
+ snprintf(filename, sizeof(filename), "cbuf_%u.bmp", frame_no);
+ debug_dump_surface_bmp(pipe, filename, softpipe->framebuffer.cbufs[0]);
+ snprintf(filename, sizeof(filename), "zsbuf_%u.bmp", frame_no);
+ debug_dump_surface_bmp(pipe, filename, softpipe->framebuffer.zsbuf);
++frame_no;
}
#endif
-
+
if (fence)
- *fence = NULL;
+ *fence = (void*)(intptr_t)1;
+}
+
+void
+softpipe_flush_wrapped(struct pipe_context *pipe,
+ struct pipe_fence_handle **fence,
+ unsigned flags)
+{
+ softpipe_flush(pipe, SP_FLUSH_TEXTURE_CACHE, fence);
}
+
+/**
+ * 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
+softpipe_flush_resource(struct pipe_context *pipe,
+ struct pipe_resource *texture,
+ unsigned level,
+ int layer,
+ unsigned flush_flags,
+ boolean read_only,
+ boolean cpu_access,
+ boolean do_not_block)
+{
+ unsigned referenced;
+
+ referenced = softpipe_is_resource_referenced(pipe, texture, level, layer);
+
+ if ((referenced & SP_REFERENCED_FOR_WRITE) ||
+ ((referenced & SP_REFERENCED_FOR_READ) && !read_only)) {
+
+ /*
+ * TODO: The semantics of these flush flags are too obtuse. They should
+ * disappear and the pipe driver should just ensure that all visible
+ * side-effects happen when they need to happen.
+ */
+ if (referenced & SP_REFERENCED_FOR_READ)
+ flush_flags |= SP_FLUSH_TEXTURE_CACHE;
+
+ if (cpu_access) {
+ /*
+ * Flush and wait.
+ */
+
+ struct pipe_fence_handle *fence = NULL;
+
+ if (do_not_block)
+ return FALSE;
+
+ softpipe_flush(pipe, flush_flags, &fence);
+
+ if (fence) {
+ /*
+ * This is for illustrative purposes only, as softpipe does not
+ * have fences.
+ */
+ pipe->screen->fence_finish(pipe->screen, NULL, fence,
+ PIPE_TIMEOUT_INFINITE);
+ pipe->screen->fence_reference(pipe->screen, &fence, NULL);
+ }
+ } else {
+ /*
+ * Just flush.
+ */
+
+ softpipe_flush(pipe, flush_flags, NULL);
+ }
+ }
+
+ return TRUE;
+}
+
+void softpipe_texture_barrier(struct pipe_context *pipe, unsigned flags)
+{
+ struct softpipe_context *softpipe = softpipe_context(pipe);
+ uint i, sh;
+
+ for (sh = 0; sh < ARRAY_SIZE(softpipe->tex_cache); sh++) {
+ for (i = 0; i < softpipe->num_sampler_views[sh]; i++) {
+ sp_flush_tex_tile_cache(softpipe->tex_cache[sh][i]);
+ }
+ }
+
+ for (i = 0; i < softpipe->framebuffer.nr_cbufs; i++)
+ if (softpipe->cbuf_cache[i])
+ sp_flush_tile_cache(softpipe->cbuf_cache[i]);
+
+ if (softpipe->zsbuf_cache)
+ sp_flush_tile_cache(softpipe->zsbuf_cache);
+
+ softpipe->dirty_render_cache = FALSE;
+}
+
+void softpipe_memory_barrier(struct pipe_context *pipe, unsigned flags)
+{
+ if (!(flags & ~PIPE_BARRIER_UPDATE))
+ return;
+
+ softpipe_texture_barrier(pipe, 0);
+}