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Commit 2bf68f06 authored by Romain Guy's avatar Romain Guy
Browse files

Deferred layer updates 

Change-Id: I83d9e564fe274db658dcee9e0cc5bbf9223ebb49
parent d8f45c16

core/java/android/view/GLES20Canvas.java

+9 −0
Original line number Diff line number Diff line
@@ -157,6 +157,8 @@ class GLES20Canvas extends HardwareCanvas { 
    static native void nDestroyLayer(int layerId);

    static native void nDestroyLayerDeferred(int layerId);

    static native void nFlushLayer(int layerId);

    static native void nUpdateRenderLayer(int layerId, int renderer, int displayList,

            int left, int top, int right, int bottom);

    static native boolean nCopyLayer(int layerId, int bitmap);



    ///////////////////////////////////////////////////////////////////////////
@@ -191,6 +193,13 @@ class GLES20Canvas extends HardwareCanvas { 
    private static native int nGetMaximumTextureWidth();

    private static native int nGetMaximumTextureHeight();



    /**

     * Returns the native OpenGLRenderer object.

     */

    int getRenderer() {

        return mRenderer;

    }



    ///////////////////////////////////////////////////////////////////////////

    // Setup

    ///////////////////////////////////////////////////////////////////////////

core/java/android/view/GLES20RenderLayer.java

+8 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ package android.view; 


import android.graphics.Canvas;

import android.graphics.Matrix;

import android.graphics.Rect;



/**

 * An OpenGL ES 2.0 implementation of {@link HardwareLayer}. This
@@ -95,4 +96,11 @@ class GLES20RenderLayer extends GLES20Layer { 
    @Override

    void setTransform(Matrix matrix) {

    }



    @Override

    void redraw(DisplayList displayList, Rect dirtyRect) {

        GLES20Canvas.nUpdateRenderLayer(mLayer, mCanvas.getRenderer(),

                ((GLES20DisplayList) displayList).getNativeDisplayList(),

                dirtyRect.left, dirtyRect.top, dirtyRect.right, dirtyRect.bottom);

    }

}

core/java/android/view/GLES20TextureLayer.java

+5 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ package android.view; 


import android.graphics.Canvas;

import android.graphics.Matrix;

import android.graphics.Rect;

import android.graphics.SurfaceTexture;



/**
@@ -81,4 +82,8 @@ class GLES20TextureLayer extends GLES20Layer { 
    void setTransform(Matrix matrix) {

        GLES20Canvas.nSetTextureLayerTransform(mLayer, matrix.native_instance);

    }



    @Override

    void redraw(DisplayList displayList, Rect dirtyRect) {

    }

}

core/java/android/view/HardwareLayer.java

+10 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ package android.view; 
import android.graphics.Bitmap;

import android.graphics.Canvas;

import android.graphics.Matrix;

import android.graphics.Rect;



/**

 * A hardware layer can be used to render graphics operations into a hardware
@@ -163,4 +164,13 @@ abstract class HardwareLayer { 
     * @param matrix The transform to apply to the layer.

     */

    abstract void setTransform(Matrix matrix);



    /**

     * Specifies the display list to use to refresh the layer.

     * 

     * @param displayList The display list containing the drawing commands to

     *                    execute in this layer

     * @param dirtyRect The dirty region of the layer that needs to be redrawn

     */

    abstract void redraw(DisplayList displayList, Rect dirtyRect);

}

core/java/android/view/TextureView.java

+1 −1
Original line number Diff line number Diff line
@@ -315,7 +315,7 @@ public class TextureView extends View { 
    }



    @Override

    HardwareLayer getHardwareLayer() {

    HardwareLayer getHardwareLayer(boolean immediateRefresh) {

        if (mLayer == null) {

            if (mAttachInfo == null || mAttachInfo.mHardwareRenderer == null) {

                return null;