diff --git a/core/java/android/view/GLES20RecordingCanvas.java b/core/java/android/view/GLES20RecordingCanvas.java index 2b29e5ce9a7f5..a94ec3a8f3c15 100644 --- a/core/java/android/view/GLES20RecordingCanvas.java +++ b/core/java/android/view/GLES20RecordingCanvas.java @@ -16,6 +16,7 @@ package android.view; +import android.annotation.NonNull; import android.util.Pools.SynchronizedPool; /** @@ -32,19 +33,25 @@ class GLES20RecordingCanvas extends GLES20Canvas { private static final SynchronizedPool sPool = new SynchronizedPool(POOL_LIMIT); + RenderNode mNode; + private GLES20RecordingCanvas() { super(true, true); } - static GLES20RecordingCanvas obtain() { + static GLES20RecordingCanvas obtain(@NonNull RenderNode node) { + if (node == null) throw new IllegalArgumentException("node cannot be null"); + GLES20RecordingCanvas canvas = sPool.acquire(); if (canvas == null) { canvas = new GLES20RecordingCanvas(); } + canvas.mNode = node; return canvas; } void recycle() { + mNode = null; sPool.release(this); } diff --git a/core/java/android/view/RenderNode.java b/core/java/android/view/RenderNode.java index 8b80c3e008dff..0cfde94f24139 100644 --- a/core/java/android/view/RenderNode.java +++ b/core/java/android/view/RenderNode.java @@ -239,7 +239,7 @@ public class RenderNode { * @see #isValid() */ public HardwareCanvas start(int width, int height) { - HardwareCanvas canvas = GLES20RecordingCanvas.obtain(); + HardwareCanvas canvas = GLES20RecordingCanvas.obtain(this); canvas.setViewport(width, height); // The dirty rect should always be null for a display list canvas.onPreDraw(null); diff --git a/core/java/android/view/RenderNodeAnimator.java b/core/java/android/view/RenderNodeAnimator.java index b5089b0f5025a..a675821ba8363 100644 --- a/core/java/android/view/RenderNodeAnimator.java +++ b/core/java/android/view/RenderNodeAnimator.java @@ -16,6 +16,7 @@ package android.view; +import android.graphics.Canvas; import android.graphics.CanvasProperty; import android.graphics.Paint; import android.util.SparseIntArray; @@ -100,6 +101,15 @@ public final class RenderNodeAnimator { target.invalidateViewProperty(true, false); } + public void start(Canvas canvas) { + if (!(canvas instanceof GLES20RecordingCanvas)) { + throw new IllegalArgumentException("Not a GLES20RecordingCanvas"); + } + GLES20RecordingCanvas recordingCanvas = (GLES20RecordingCanvas) canvas; + mTarget = recordingCanvas.mNode; + mTarget.addAnimator(this); + } + public void cancel() { mTarget.removeAnimator(this); }