| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.renderscript; |
| |
| import java.io.Writer; |
| import java.util.ArrayList; |
| import java.util.concurrent.Semaphore; |
| |
| import android.content.Context; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.util.Log; |
| import android.view.Surface; |
| import android.view.SurfaceHolder; |
| import android.view.SurfaceView; |
| |
| /** |
| * @hide |
| * |
| **/ |
| public class RSSurfaceView extends SurfaceView implements SurfaceHolder.Callback { |
| private SurfaceHolder mSurfaceHolder; |
| private RenderScript mRS; |
| |
| /** |
| * Standard View constructor. In order to render something, you |
| * must call {@link #setRenderer} to register a renderer. |
| */ |
| public RSSurfaceView(Context context) { |
| super(context); |
| init(); |
| //Log.v(RenderScript.LOG_TAG, "RSSurfaceView"); |
| } |
| |
| /** |
| * Standard View constructor. In order to render something, you |
| * must call {@link #setRenderer} to register a renderer. |
| */ |
| public RSSurfaceView(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| init(); |
| //Log.v(RenderScript.LOG_TAG, "RSSurfaceView"); |
| } |
| |
| private void init() { |
| // Install a SurfaceHolder.Callback so we get notified when the |
| // underlying surface is created and destroyed |
| SurfaceHolder holder = getHolder(); |
| holder.addCallback(this); |
| } |
| |
| /** |
| * This method is part of the SurfaceHolder.Callback interface, and is |
| * not normally called or subclassed by clients of RSSurfaceView. |
| */ |
| public void surfaceCreated(SurfaceHolder holder) { |
| Log.v(RenderScript.LOG_TAG, "surfaceCreated"); |
| mSurfaceHolder = holder; |
| } |
| |
| /** |
| * This method is part of the SurfaceHolder.Callback interface, and is |
| * not normally called or subclassed by clients of RSSurfaceView. |
| */ |
| public void surfaceDestroyed(SurfaceHolder holder) { |
| // Surface will be destroyed when we return |
| //Log.v(RenderScript.LOG_TAG, "surfaceDestroyed"); |
| } |
| |
| /** |
| * This method is part of the SurfaceHolder.Callback interface, and is |
| * not normally called or subclassed by clients of RSSurfaceView. |
| */ |
| public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) { |
| //Log.v(RenderScript.LOG_TAG, "surfaceChanged"); |
| } |
| |
| /** |
| * Inform the view that the activity is paused. The owner of this view must |
| * call this method when the activity is paused. Calling this method will |
| * pause the rendering thread. |
| * Must not be called before a renderer has been set. |
| */ |
| public void onPause() { |
| if(mRS != null) { |
| mRS.pause(); |
| } |
| //Log.v(RenderScript.LOG_TAG, "onPause"); |
| } |
| |
| /** |
| * Inform the view that the activity is resumed. The owner of this view must |
| * call this method when the activity is resumed. Calling this method will |
| * recreate the OpenGL display and resume the rendering |
| * thread. |
| * Must not be called before a renderer has been set. |
| */ |
| public void onResume() { |
| if(mRS != null) { |
| mRS.resume(); |
| } |
| //Log.v(RenderScript.LOG_TAG, "onResume"); |
| } |
| |
| /** |
| * Queue a runnable to be run on the GL rendering thread. This can be used |
| * to communicate with the Renderer on the rendering thread. |
| * Must not be called before a renderer has been set. |
| * @param r the runnable to be run on the GL rendering thread. |
| */ |
| public void queueEvent(Runnable r) { |
| //Log.v(RenderScript.LOG_TAG, "queueEvent"); |
| } |
| |
| /** |
| * This method is used as part of the View class and is not normally |
| * called or subclassed by clients of RSSurfaceView. |
| * Must not be called before a renderer has been set. |
| */ |
| @Override |
| protected void onDetachedFromWindow() { |
| super.onDetachedFromWindow(); |
| } |
| |
| // ---------------------------------------------------------------------- |
| |
| public RenderScript createRenderScript(boolean useDepth, boolean forceSW) { |
| Surface sur = null; |
| while ((sur == null) || (mSurfaceHolder == null)) { |
| sur = getHolder().getSurface(); |
| } |
| mRS = new RenderScript(sur, useDepth, forceSW); |
| return mRS; |
| } |
| |
| public RenderScript createRenderScript(boolean useDepth) { |
| return createRenderScript(useDepth, false); |
| } |
| |
| public void destroyRenderScript() { |
| mRS.destroy(); |
| mRS = null; |
| } |
| } |
| |