Work around a possible driver bug

Bug #7296475

When re-enabling the scissor the driver seems to ignore the already
existing scissor box. This change resets the scissor box when the
test state changes.

Change-Id: I3a68433164f99d21fbab769a26c56fe416c1539a

1 files changed, 1 insertions, 0 deletions

diff --git a/libs/hwui/Caches.cpp b/libs/hwui/Caches.cpp
index 7853ae4..d18a5b0 100644
--- a/libs/hwui/Caches.cpp
+++ b/libs/hwui/Caches.cpp
@@ -418,6 +418,7 @@ bool Caches::enableScissor() {
     if (!scissorEnabled) {
         glEnable(GL_SCISSOR_TEST);
         scissorEnabled = true;
+        resetScissor();
         return true;
     }
     return false;