1 files changed, 33 insertions, 0 deletions
diff --git a/core/java/android/view/SurfaceControl.java b/core/java/android/view/SurfaceControl.java
index 584fe76..e839468 100644
--- a/core/java/android/view/SurfaceControl.java
+++ b/core/java/android/view/SurfaceControl.java
@@ -58,6 +58,11 @@ public class SurfaceControl {
     private static native void nativeSetWindowCrop(long nativeObject, int l, int t, int r, int b);
     private static native void nativeSetLayerStack(long nativeObject, int layerStack);
 
+    private static native void nativeSetBlur(long nativeObject, float blur);
+    private static native void nativeSetBlurMaskSurface(long nativeObject, long maskLayerNativeObject);
+    private static native void nativeSetBlurMaskSampling(long nativeObject, int blurMaskSampling);
+    private static native void nativeSetBlurMaskAlphaThreshold(long nativeObject, float alpha);
+
     private static native boolean nativeClearContentFrameStats(long nativeObject);
     private static native boolean nativeGetContentFrameStats(long nativeObject, WindowContentFrameStats outStats);
     private static native boolean nativeClearAnimationFrameStats();
@@ -170,6 +175,11 @@ public class SurfaceControl {
     public static final int FX_SURFACE_NORMAL   = 0x00000000;
 
     /**
+     * Surface creation flag: Creates a blur surface.
+     */
+    public static final int FX_SURFACE_BLUR = 0x00010000;
+
+    /**
      * Surface creation flag: Creates a Dim surface.
      * Everything behind this surface is dimmed by the amount specified
      * in {@link #setAlpha}.  It is an error to lock a Dim surface, since it
@@ -384,6 +394,29 @@ public class SurfaceControl {
         nativeSetSize(mNativeObject, w, h);
     }
 
+    public void setBlur(float blur) {
+        checkNotReleased();
+        nativeSetBlur(mNativeObject, blur);
+    }
+
+    public void setBlurMaskSurface(SurfaceControl maskSurface) {
+        checkNotReleased();
+        if (maskSurface != null) {
+            maskSurface.checkNotReleased();
+        }
+        nativeSetBlurMaskSurface(mNativeObject, maskSurface == null ? 0:maskSurface.mNativeObject);
+    }
+
+    public void setBlurMaskSampling(int blurMaskSampling) {
+        checkNotReleased();
+        nativeSetBlurMaskSampling(mNativeObject, blurMaskSampling);
+    }
+
+    public void setBlurMaskAlphaThreshold(float alpha) {
+        checkNotReleased();
+        nativeSetBlurMaskAlphaThreshold(mNativeObject, alpha);
+    }
+
     public void hide() {
         checkNotReleased();
         nativeSetFlags(mNativeObject, SURFACE_HIDDEN, SURFACE_HIDDEN);