diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/LayerFECompositionState.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/LayerFECompositionState.h
index 35ca3a5..11759b8 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/LayerFECompositionState.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/LayerFECompositionState.h
@@ -26,6 +26,7 @@
 #include <ui/LayerStack.h>
 #include <ui/Rect.h>
 #include <ui/Region.h>
+#include <ui/ShadowSettings.h>
 #include <ui/Transform.h>
 
 // TODO(b/129481165): remove the #pragma below and fix conversion issues
@@ -132,8 +133,7 @@
     // The bounds of the layer in layer local coordinates
     FloatRect geomLayerBounds;
 
-    // length of the shadow in screen space
-    float shadowRadius{0.f};
+    ShadowSettings shadowSettings;
 
     // List of regions that require blur
     std::vector<BlurRegion> blurRegions;
diff --git a/services/surfaceflinger/CompositionEngine/src/LayerFECompositionState.cpp b/services/surfaceflinger/CompositionEngine/src/LayerFECompositionState.cpp
index 426cc57..2d10866 100644
--- a/services/surfaceflinger/CompositionEngine/src/LayerFECompositionState.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/LayerFECompositionState.cpp
@@ -68,7 +68,7 @@
     dumpVal(out, "geomLayerBounds", geomLayerBounds);
 
     out.append("      ");
-    dumpVal(out, "shadowRadius", shadowRadius);
+    dumpVal(out, "shadowLength", shadowSettings.length);
 
     out.append("\n      ");
     dumpVal(out, "blend", toString(blendMode), blendMode);
diff --git a/services/surfaceflinger/CompositionEngine/src/Output.cpp b/services/surfaceflinger/CompositionEngine/src/Output.cpp
index 775e6d5..fa3733b 100644
--- a/services/surfaceflinger/CompositionEngine/src/Output.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/Output.cpp
@@ -588,10 +588,10 @@
     const Rect visibleRect(tr.transform(layerFEState->geomLayerBounds));
     visibleRegion.set(visibleRect);
 
-    if (layerFEState->shadowRadius > 0.0f) {
+    if (layerFEState->shadowSettings.length > 0.0f) {
         // if the layer casts a shadow, offset the layers visible region and
         // calculate the shadow region.
-        const auto inset = static_cast<int32_t>(ceilf(layerFEState->shadowRadius) * -1.0f);
+        const auto inset = static_cast<int32_t>(ceilf(layerFEState->shadowSettings.length) * -1.0f);
         Rect visibleRectWithShadows(visibleRect);
         visibleRectWithShadows.inset(inset, inset, inset, inset);
         visibleRegion.set(visibleRectWithShadows);
diff --git a/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp b/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
index fe56969..7fe3369 100644
--- a/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
@@ -222,8 +222,8 @@
 
     // Some HWCs may clip client composited input to its displayFrame. Make sure
     // that this does not cut off the shadow.
-    if (layerState.forceClientComposition && layerState.shadowRadius > 0.0f) {
-        const auto outset = layerState.shadowRadius;
+    if (layerState.forceClientComposition && layerState.shadowSettings.length > 0.0f) {
+        const auto outset = layerState.shadowSettings.length;
         geomLayerBounds.left -= outset;
         geomLayerBounds.top -= outset;
         geomLayerBounds.right += outset;
diff --git a/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp b/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
index 630906a..1c54469 100644
--- a/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
@@ -334,7 +334,7 @@
 
 TEST_F(OutputLayerDisplayFrameTest, shadowExpandsDisplayFrame) {
     const int kShadowRadius = 5;
-    mLayerFEState.shadowRadius = kShadowRadius;
+    mLayerFEState.shadowSettings.length = kShadowRadius;
     mLayerFEState.forceClientComposition = true;
 
     mLayerFEState.geomLayerBounds = FloatRect{100.f, 100.f, 200.f, 200.f};
@@ -345,7 +345,7 @@
 
 TEST_F(OutputLayerDisplayFrameTest, shadowExpandsDisplayFrame_onlyIfForcingClientComposition) {
     const int kShadowRadius = 5;
-    mLayerFEState.shadowRadius = kShadowRadius;
+    mLayerFEState.shadowSettings.length = kShadowRadius;
     mLayerFEState.forceClientComposition = false;
 
     mLayerFEState.geomLayerBounds = FloatRect{100.f, 100.f, 200.f, 200.f};
diff --git a/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp b/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
index ee6998a..cdcb68d 100644
--- a/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
@@ -1830,7 +1830,7 @@
     ui::Transform translate;
     translate.set(50, 50);
     mLayer.layerFEState.geomLayerTransform = translate;
-    mLayer.layerFEState.shadowRadius = 10.0f;
+    mLayer.layerFEState.shadowSettings.length = 10.0f;
 
     mCoverageState.dirtyRegion = Region(Rect(0, 0, 500, 500));
     // half of the layer including the casting shadow is covered and opaque
@@ -1872,7 +1872,7 @@
     ui::Transform translate;
     translate.set(50, 50);
     mLayer.layerFEState.geomLayerTransform = translate;
-    mLayer.layerFEState.shadowRadius = 10.0f;
+    mLayer.layerFEState.shadowSettings.length = 10.0f;
 
     mCoverageState.dirtyRegion = Region(Rect(0, 0, 500, 500));
     // Casting layer is covered by an opaque region leaving only part of its shadow to be drawn
@@ -1897,7 +1897,7 @@
     ui::Transform translate;
     translate.set(50, 50);
     mLayer.layerFEState.geomLayerTransform = translate;
-    mLayer.layerFEState.shadowRadius = 10.0f;
+    mLayer.layerFEState.shadowSettings.length = 10.0f;
 
     mCoverageState.dirtyRegion = Region(Rect(0, 0, 500, 500));
     // Casting layer and its shadows are covered by an opaque region