Add back render-ahead support

Currently only supported in the EGL path.
Vulkan support Coming Soon

Bug: 127822449
Test: trace of hwuimacro
Change-Id: Iac2b039e11d964aab5b8ca1bdf2a5430b187e2ea

1 files changed, 6 insertions, 0 deletions

diff --git a/libs/hwui/renderthread/RenderProxy.cpp b/libs/hwui/renderthread/RenderProxy.cpp
index 16240b4e177b..b58bab1191ed 100644
--- a/libs/hwui/renderthread/RenderProxy.cpp
+++ b/libs/hwui/renderthread/RenderProxy.cpp
@@ -312,6 +312,12 @@ void RenderProxy::setForceDark(bool enable) {
     mRenderThread.queue().post([this, enable]() { mContext->setForceDark(enable); });
 }
 
+void RenderProxy::setRenderAheadDepth(int renderAhead) {
+    mRenderThread.queue().post([ context = mContext, renderAhead ] {
+        context->setRenderAheadDepth(renderAhead);
+    });
+}
+
 int RenderProxy::copySurfaceInto(sp<Surface>& surface, int left, int top, int right, int bottom,
                                  SkBitmap* bitmap) {
     auto& thread = RenderThread::getInstance();