1 files changed, 10 insertions, 3 deletions
diff --git a/libs/hwui/Caches.cpp b/libs/hwui/Caches.cpp
index 068eb9e..898962a 100644
--- a/libs/hwui/Caches.cpp
+++ b/libs/hwui/Caches.cpp
@@ -131,6 +131,13 @@ void Caches::initProperties() {
     } else {
         debugLayersUpdates = false;
     }
+
+    if (property_get(PROPERTY_DEBUG_OVERDRAW, property, NULL) > 0) {
+        INIT_LOGD("  Overdraw debug enabled: %s", property);
+        debugOverdraw = !strcmp(property, "true");
+    } else {
+        debugOverdraw = false;
+    }
 }
 
 void Caches::terminate() {
@@ -428,13 +435,13 @@ void Caches::resetScissor() {
 ///////////////////////////////////////////////////////////////////////////////
 
 void Caches::startTiling(GLuint x, GLuint y, GLuint width, GLuint height, bool opaque) {
-    if (extensions.hasTiledRendering()) {
-        glStartTilingQCOM(x, y, width, height, opaque ? GL_NONE : GL_COLOR_BUFFER_BIT0_QCOM);
+    if (extensions.hasTiledRendering() && !debugOverdraw) {
+        glStartTilingQCOM(x, y, width, height, (opaque ? GL_NONE : GL_COLOR_BUFFER_BIT0_QCOM));
     }
 }
 
 void Caches::endTiling() {
-    if (extensions.hasTiledRendering()) {
+    if (extensions.hasTiledRendering() && !debugOverdraw) {
         glEndTilingQCOM(GL_COLOR_BUFFER_BIT0_QCOM);
     }
 }