/**************************************************************************
*
- * 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.
/*
* Authors:
- * Keith Whitwell <keith@tungstengraphics.com>
+ * Keith Whitwell <keithw@vmware.com>
* Brian Paul
*/
#include "st_cb_flush.h"
#include "st_cb_clear.h"
#include "st_cb_fbo.h"
-#include "st_public.h"
+#include "st_manager.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
#include "pipe/p_screen.h"
#include "util/u_gen_mipmap.h"
-#include "util/u_blit.h"
/** Check if we have a front color buffer and if it's been drawn to. */
-static INLINE GLboolean
+static inline GLboolean
is_front_buffer_dirty(struct st_context *st)
{
- if (st->frontbuffer_status == FRONT_STATUS_DIRTY) {
- return GL_TRUE;
- }
- else {
- GLframebuffer *fb = st->ctx->DrawBuffer;
- struct st_renderbuffer *strb
- = st_renderbuffer(fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer);
- return strb && strb->defined;
- }
+ struct gl_framebuffer *fb = st->ctx->DrawBuffer;
+ struct st_renderbuffer *strb
+ = st_renderbuffer(fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer);
+ return strb && strb->defined;
}
static void
display_front_buffer(struct st_context *st)
{
- GLframebuffer *fb = st->ctx->DrawBuffer;
+ struct gl_framebuffer *fb = st->ctx->DrawBuffer;
struct st_renderbuffer *strb
= st_renderbuffer(fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer);
if (strb) {
- struct pipe_surface *front_surf = strb->surface;
-
/* Hook for copying "fake" frontbuffer if necessary:
*/
- st->pipe->screen->flush_frontbuffer( st->pipe->screen, front_surf,
- st->pipe->priv );
-
- /*
- st->frontbuffer_status = FRONT_STATUS_UNDEFINED;
- */
+ st_manager_flush_frontbuffer(st);
}
}
-void st_flush( struct st_context *st, uint pipeFlushFlags,
- struct pipe_fence_handle **fence )
+void st_flush(struct st_context *st,
+ struct pipe_fence_handle **fence,
+ unsigned flags)
{
+ FLUSH_VERTICES(st->ctx, 0);
FLUSH_CURRENT(st->ctx, 0);
- /* Release any vertex buffers that might potentially be accessed in
- * successive frames:
- */
- st_flush_bitmap(st);
- st_flush_clear(st);
- util_blit_flush(st->blit);
- util_gen_mipmap_flush(st->gen_mipmap);
+ st_flush_bitmap_cache(st);
- st->pipe->flush( st->pipe, pipeFlushFlags, fence );
-
- if ((pipeFlushFlags & PIPE_FLUSH_FRAME) &&
- is_front_buffer_dirty(st))
- display_front_buffer(st);
+ st->pipe->flush(st->pipe, fence, flags);
}
{
struct pipe_fence_handle *fence = NULL;
- st_flush(st, PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, &fence);
+ st_flush(st, &fence, 0);
if(fence) {
- st->pipe->screen->fence_finish(st->pipe->screen, fence, 0);
+ st->pipe->screen->fence_finish(st->pipe->screen, fence,
+ PIPE_TIMEOUT_INFINITE);
st->pipe->screen->fence_reference(st->pipe->screen, &fence, NULL);
}
}
/**
* Called via ctx->Driver.Flush()
*/
-static void st_glFlush(GLcontext *ctx)
+static void st_glFlush(struct gl_context *ctx)
{
- struct st_context *st = ctx->st;
+ struct st_context *st = st_context(ctx);
/* Don't call st_finish() here. It is not the state tracker's
* responsibilty to inject sleeps in the hope of avoiding buffer
* synchronization issues. Calling finish() here will just hide
* problems that need to be fixed elsewhere.
*/
- st_flush(st, PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
+ st_flush(st, NULL, 0);
+
+ if (is_front_buffer_dirty(st)) {
+ display_front_buffer(st);
+ }
}
/**
* Called via ctx->Driver.Finish()
*/
-static void st_glFinish(GLcontext *ctx)
+static void st_glFinish(struct gl_context *ctx)
{
- struct st_context *st = ctx->st;
+ struct st_context *st = st_context(ctx);
st_finish(st);
+
+ if (is_front_buffer_dirty(st)) {
+ display_front_buffer(st);
+ }
}
-void st_init_flush_functions(struct dd_function_table *functions)
+/**
+ * Query information about GPU resets observed by this context
+ *
+ * Called via \c dd_function_table::GetGraphicsResetStatus.
+ */
+static GLenum
+st_get_graphics_reset_status(struct gl_context *ctx)
+{
+ struct st_context *st = st_context(ctx);
+ enum pipe_reset_status status;
+
+ status = st->pipe->get_device_reset_status(st->pipe);
+
+ switch (status) {
+ case PIPE_NO_RESET:
+ return GL_NO_ERROR;
+ case PIPE_GUILTY_CONTEXT_RESET:
+ return GL_GUILTY_CONTEXT_RESET_ARB;
+ case PIPE_INNOCENT_CONTEXT_RESET:
+ return GL_INNOCENT_CONTEXT_RESET_ARB;
+ case PIPE_UNKNOWN_CONTEXT_RESET:
+ return GL_UNKNOWN_CONTEXT_RESET_ARB;
+ default:
+ assert(0);
+ return GL_NO_ERROR;
+ }
+}
+
+
+void st_init_flush_functions(struct pipe_screen *screen,
+ struct dd_function_table *functions)
{
functions->Flush = st_glFlush;
functions->Finish = st_glFinish;
+ if (screen->get_param(screen, PIPE_CAP_DEVICE_RESET_STATUS_QUERY))
+ functions->GetGraphicsResetStatus = st_get_graphics_reset_status;
+
/* Windows opengl32.dll calls glFinish prior to every swapbuffers.
* This is unnecessary and degrades performance. Luckily we have some
* scope to work around this, as the externally-visible behaviour of
* Finish() is identical to Flush() in all cases - no differences in
* rendering or ReadPixels are visible if we opt not to wait here.
*
- * Only set this up on windows to avoid suprise elsewhere.
+ * Only set this up on Windows to avoid surprise elsewhere.
*/
#ifdef PIPE_OS_WINDOWS
functions->Finish = st_glFlush;