SF: LayerSnapshotBuilder updates

- Adds support for framerate, gamemode, transformhint & input
- Fixes z-order traversal bug where a layer was visited twice.
- Compat fix, a layer cannot be root once its parented

Test: presubmit
Bug: 238781169
Change-Id: Ic33aa09b2c41fadd4872ca481b41f86400629fc8

1 files changed, 2 insertions, 1 deletions

diff --git a/services/surfaceflinger/DisplayDevice.cpp b/services/surfaceflinger/DisplayDevice.cpp
index 098207709a..d76faba354 100644
--- a/services/surfaceflinger/DisplayDevice.cpp
+++ b/services/surfaceflinger/DisplayDevice.cpp
@@ -166,7 +166,8 @@ auto DisplayDevice::getFrontEndInfo() const -> frontend::DisplayInfo {
             .receivesInput = receivesInput(),
             .isSecure = isSecure(),
             .isPrimary = isPrimary(),
-            .rotationFlags = ui::Transform::toRotationFlags(mOrientation)};
+            .rotationFlags = ui::Transform::toRotationFlags(mOrientation),
+            .transformHint = getTransformHint()};
 }
 
 void DisplayDevice::setPowerMode(hal::PowerMode mode) {