hwc2: Reset SDM layer per frame data while creating layer-stack

Sdm can modify layer transform and position on display  while
adjusting for panel orientation. Reset transform and display frame
from hwc layer everytime while creating input layer-stack for SDM.

Change-Id: I8dcdc4f072012e50bae57f30ad261664e0e6b74d
CRs-fixed: 2051379

1 files changed, 12 insertions, 4 deletions

diff --git a/sdm/libs/hwc2/hwc_layers.cpp b/sdm/libs/hwc2/hwc_layers.cpp
index 51a86873..cb1c5f0c 100644
--- a/sdm/libs/hwc2/hwc_layers.cpp
+++ b/sdm/libs/hwc2/hwc_layers.cpp
@@ -258,14 +258,21 @@ HWC2::Error HWCLayer::SetLayerDataspace(int32_t dataspace) {
 
 HWC2::Error HWCLayer::SetLayerDisplayFrame(hwc_rect_t frame) {
   LayerRect dst_rect = {};
+
   SetRect(frame, &dst_rect);
-  if (layer_->dst_rect != dst_rect) {
+  if (dst_rect_ != dst_rect) {
     geometry_changes_ |= kDisplayFrame;
-    layer_->dst_rect = dst_rect;
+    dst_rect_ = dst_rect;
   }
+
   return HWC2::Error::None;
 }
 
+void HWCLayer::ResetPerFrameData() {
+  layer_->dst_rect = dst_rect_;
+  layer_->transform = layer_transform_;
+}
+
 HWC2::Error HWCLayer::SetLayerPlaneAlpha(float alpha) {
   // Conversion of float alpha in range 0.0 to 1.0 similar to the HWC Adapter
   uint8_t plane_alpha = static_cast<uint8_t>(std::round(255.0f * alpha));
@@ -322,10 +329,11 @@ HWC2::Error HWCLayer::SetLayerTransform(HWC2::Transform transform) {
       break;
   }
 
-  if (layer_->transform != layer_transform) {
+  if (layer_transform_ != layer_transform) {
     geometry_changes_ |= kTransform;
-    layer_->transform = layer_transform;
+    layer_transform_ = layer_transform;
   }
+
   return HWC2::Error::None;
 }