Signed-off-by: Adam Jackson <[email protected]>
---
composite/compinit.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/composite/compinit.c b/composite/compinit.c
index 7daf171..954abd3 100644
--- a/composite/compinit.c
+++ b/composite/compinit.c
@@ -107,11 +107,15 @@ compInstallColormap(ColormapPtr pColormap)
static void
compCheckBackingStore(WindowPtr pWin)
{
- if (pWin->backingStore != NotUseful && !pWin->backStorage) {
+ Bool should =
+ (pWin->backingStore == Always) ||
+ (pWin->backingStore == WhenMapped && pWin->viewable);
+
+ if (should && !pWin->backStorage) {
compRedirectWindow(serverClient, pWin, CompositeRedirectAutomatic);
pWin->backStorage = TRUE;
}
- else if (pWin->backingStore == NotUseful && pWin->backStorage) {
+ else if (!should && pWin->backStorage) {
compUnredirectWindow(serverClient, pWin,
CompositeRedirectAutomatic);
pWin->backStorage = FALSE;
--
1.9.3
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