Do this immediately after drawing is complete and at the same time that we
mark the depth buffer as needing a depth resolve.
CC: Eric Anholt <e...@anholt.net>
CC: Paul Berry <stereotype...@gmail.com>
Signed-off-by: Chad Versace <chad.vers...@linux.intel.com>
---
src/mesa/drivers/dri/i965/brw_draw.c | 17 ++++++++++++++---
1 file changed, 14 insertions(+), 3 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_draw.c
b/src/mesa/drivers/dri/i965/brw_draw.c
index 1069a63..ca44ff8 100644
--- a/src/mesa/drivers/dri/i965/brw_draw.c
+++ b/src/mesa/drivers/dri/i965/brw_draw.c
@@ -326,18 +326,29 @@ brw_predraw_resolve_buffers(struct brw_context *brw)
* If the depth buffer was written to and if it has an accompanying HiZ
* buffer, then mark that it needs a depth resolve.
*
- * (In the future, this will also mark needed MSAA resolves).
+ * If the color buffer is a multisampled window system buffer, then
+ * mark that it needs a downsample resolve.
*/
static void brw_postdraw_set_buffers_need_resolve(struct brw_context *brw)
{
struct gl_context *ctx = &brw->intel.ctx;
struct gl_framebuffer *fb = ctx->DrawBuffer;
- struct intel_renderbuffer *depth_irb =
- intel_get_renderbuffer(fb, BUFFER_DEPTH);
+
+ gl_buffer_index color_buffer = brw->intel.is_front_buffer_rendering
+ ? BUFFER_FRONT_LEFT
+ : BUFFER_BACK_LEFT;
+
+ struct intel_renderbuffer *depth_irb = intel_get_renderbuffer(fb,
BUFFER_DEPTH);
+ struct intel_renderbuffer *color_irb = intel_get_renderbuffer(fb,
color_buffer);
if (depth_irb && ctx->Depth.Mask) {
intel_renderbuffer_set_needs_depth_resolve(depth_irb);
}
+
+ if (color_irb && color_irb->mt->singlesample_mt) {
+ assert(fb->Name == 0);
+ color_irb->mt->need_downsample = true;
+ }
}
static int
--
1.7.11.2
_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/mesa-dev
