[Mesa-dev] [PATCH 14/15] st/dri: resolve the back buffer only in SwapBuffers

Marek Olšák maraeo at gmail.com
Sat Jun 1 07:29:30 PDT 2013


---
 src/gallium/state_trackers/dri/common/dri_drawable.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/gallium/state_trackers/dri/common/dri_drawable.c b/src/gallium/state_trackers/dri/common/dri_drawable.c
index 1c2bad4..18d8d89 100644
--- a/src/gallium/state_trackers/dri/common/dri_drawable.c
+++ b/src/gallium/state_trackers/dri/common/dri_drawable.c
@@ -435,14 +435,14 @@ dri_flush(__DRIcontext *cPriv,
    /* Flush the drawable. */
    if ((flags & __DRI2_FLUSH_DRAWABLE) &&
        drawable->textures[ST_ATTACHMENT_BACK_LEFT]) {
-      if (drawable->stvis.samples > 1) {
+      if (drawable->stvis.samples > 1 &&
+          reason == __DRI2_THROTTLE_SWAPBUFFER) {
          /* Resolve the MSAA back buffer. */
          dri_pipe_blit(ctx->st->pipe,
                        drawable->textures[ST_ATTACHMENT_BACK_LEFT],
                        drawable->msaa_textures[ST_ATTACHMENT_BACK_LEFT]);
 
-         if (reason == __DRI2_THROTTLE_SWAPBUFFER &&
-             drawable->msaa_textures[ST_ATTACHMENT_FRONT_LEFT] &&
+         if (drawable->msaa_textures[ST_ATTACHMENT_FRONT_LEFT] &&
              drawable->msaa_textures[ST_ATTACHMENT_BACK_LEFT]) {
             swap_msaa_buffers = TRUE;
          }
-- 
1.7.10.4



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