1 files changed, 39 insertions, 0 deletions
diff --git a/libs/hwui/renderthread/RenderEffectCapabilityQuery.cpp b/libs/hwui/renderthread/RenderEffectCapabilityQuery.cpp
new file mode 100644
index 000000000000..a003988575c8
--- /dev/null
+++ b/libs/hwui/renderthread/RenderEffectCapabilityQuery.cpp
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <stdio.h>
+#include <string.h>
+#include <utils/Log.h>
+
+bool supportsRenderEffectCache(const char* vendor, const char* version) {
+    if (strcmp(vendor, "Qualcomm") != 0) {
+       return true;
+    }
+
+    int major;
+    int minor;
+    int driverMajor;
+    int driverMinor;
+    int n = sscanf(version,"OpenGL ES %d.%d V@%d.%d",
+                           &major,
+                           &minor,
+                           &driverMajor,
+                           &driverMinor);
+    // Ensure we have parsed the vendor string properly and we have either
+    // a newer major driver version, or the minor version is rev'ed
+    // Based on b/198227600#comment5 it appears that the corresponding fix
+    // is in driver version 571.0
+    return n == 4 && driverMajor >= 571;
+}
+\ No newline at end of file