RSTextureView.java revision 684b23513c9137ddc04b06ac05a4b15be06ad2f4
1faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams/* 2faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Copyright (C) 2011 The Android Open Source Project 3faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * 4faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Licensed under the Apache License, Version 2.0 (the "License"); 5faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * you may not use this file except in compliance with the License. 6faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * You may obtain a copy of the License at 7faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * 8faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * http://www.apache.org/licenses/LICENSE-2.0 9faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * 10faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Unless required by applicable law or agreed to in writing, software 11faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * distributed under the License is distributed on an "AS IS" BASIS, 12faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * See the License for the specific language governing permissions and 14faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * limitations under the License. 15faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams */ 16faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 17faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Samspackage android.renderscript; 18faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 19faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Samsimport java.io.Writer; 20faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Samsimport java.util.ArrayList; 21faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Samsimport java.util.concurrent.Semaphore; 22faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 23faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Samsimport android.content.Context; 24faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Samsimport android.graphics.SurfaceTexture; 25faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Samsimport android.os.Handler; 26faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Samsimport android.os.Message; 27faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Samsimport android.util.AttributeSet; 28faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Samsimport android.util.Log; 29faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Samsimport android.view.TextureView; 30faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 31faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams/** 32684b23513c9137ddc04b06ac05a4b15be06ad2f4Jason Sams * The Texture View for a graphics renderscript (RenderScriptGL) 33684b23513c9137ddc04b06ac05a4b15be06ad2f4Jason Sams * to draw on. 34faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * 35faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams */ 36faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Samspublic class RSTextureView extends TextureView implements TextureView.SurfaceTextureListener { 37faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams private RenderScriptGL mRS; 38faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams private SurfaceTexture mSurfaceTexture; 39faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 40faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams /** 41faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Standard View constructor. In order to render something, you 42faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * must call {@link android.opengl.GLSurfaceView#setRenderer} to 43faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * register a renderer. 44faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams */ 45faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams public RSTextureView(Context context) { 46faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams super(context); 47faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams init(); 48faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams //Log.v(RenderScript.LOG_TAG, "RSSurfaceView"); 49faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 50faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 51faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams /** 52faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Standard View constructor. In order to render something, you 53faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * must call {@link android.opengl.GLSurfaceView#setRenderer} to 54faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * register a renderer. 55faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams */ 56faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams public RSTextureView(Context context, AttributeSet attrs) { 57faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams super(context, attrs); 58faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams init(); 59faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams //Log.v(RenderScript.LOG_TAG, "RSSurfaceView"); 60faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 61faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 62faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams private void init() { 63faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams setSurfaceTextureListener(this); 64faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams //android.util.Log.e("rs", "getSurfaceTextureListerner " + getSurfaceTextureListener()); 65faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 66faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 67faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams @Override 68faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) { 69faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams //Log.e(RenderScript.LOG_TAG, "onSurfaceTextureAvailable"); 70faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mSurfaceTexture = surface; 71faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 72faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams if (mRS != null) { 73faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mRS.setSurfaceTexture(mSurfaceTexture, width, height); 74faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 75faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 76faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 77faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams @Override 78faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) { 79faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams //Log.e(RenderScript.LOG_TAG, "onSurfaceTextureSizeChanged"); 80faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mSurfaceTexture = surface; 81faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 82faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams if (mRS != null) { 83faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mRS.setSurfaceTexture(mSurfaceTexture, width, height); 84faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 85faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 86faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 87faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams @Override 88faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams public void onSurfaceTextureDestroyed(SurfaceTexture surface) { 89faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams //Log.e(RenderScript.LOG_TAG, "onSurfaceTextureDestroyed"); 90faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mSurfaceTexture = surface; 91faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 92faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams if (mRS != null) { 93faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mRS.setSurfaceTexture(null, 0, 0); 94faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 95faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 96faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 97cf559377b750271472aa0a717bf3b7d34abc0b39Grace Kloba @Override 98cf559377b750271472aa0a717bf3b7d34abc0b39Grace Kloba public void onSurfaceTextureUpdated(SurfaceTexture surface) { 99cf559377b750271472aa0a717bf3b7d34abc0b39Grace Kloba //Log.e(RenderScript.LOG_TAG, "onSurfaceTextureUpdated"); 100cf559377b750271472aa0a717bf3b7d34abc0b39Grace Kloba mSurfaceTexture = surface; 101cf559377b750271472aa0a717bf3b7d34abc0b39Grace Kloba } 102cf559377b750271472aa0a717bf3b7d34abc0b39Grace Kloba 103faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams /** 104faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Inform the view that the activity is paused. The owner of this view must 105faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * call this method when the activity is paused. Calling this method will 106faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * pause the rendering thread. 107faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Must not be called before a renderer has been set. 108faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams */ 109faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams public void pause() { 110faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams if(mRS != null) { 111faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mRS.pause(); 112faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 113faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 114faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 115faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams /** 116faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Inform the view that the activity is resumed. The owner of this view must 117faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * call this method when the activity is resumed. Calling this method will 118faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * recreate the OpenGL display and resume the rendering 119faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * thread. 120faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Must not be called before a renderer has been set. 121faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams */ 122faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams public void resume() { 123faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams if(mRS != null) { 124faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mRS.resume(); 125faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 126faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 127faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 128faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams /** 129faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Create a new RenderScriptGL object and attach it to the 130faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * TextureView if present. 131faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * 132faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * 133faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * @param sc The RS surface config to create. 134faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * 135faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * @return RenderScriptGL The new object created. 136faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams */ 137faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams public RenderScriptGL createRenderScriptGL(RenderScriptGL.SurfaceConfig sc) { 138faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams RenderScriptGL rs = new RenderScriptGL(this.getContext(), sc); 139faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams setRenderScriptGL(rs); 140faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams if (mSurfaceTexture != null) { 141faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mRS.setSurfaceTexture(mSurfaceTexture, getWidth(), getHeight()); 142faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 143faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams return rs; 144faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 145faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 146faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams /** 147faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Destroy the RenderScriptGL object associated with this 148faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * TextureView. 149faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams */ 150faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams public void destroyRenderScriptGL() { 151faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mRS.destroy(); 152faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mRS = null; 153faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 154faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 155faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams /** 156faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Set a new RenderScriptGL object. This also will attach the 157faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * new object to the TextureView if present. 158faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * 159faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * @param rs The new RS object. 160faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams */ 161faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams public void setRenderScriptGL(RenderScriptGL rs) { 162faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mRS = rs; 163faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams if (mSurfaceTexture != null) { 164faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams mRS.setSurfaceTexture(mSurfaceTexture, getWidth(), getHeight()); 165faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 166faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 167faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 168faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams /** 169faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * Returns the previously set RenderScriptGL object. 170faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * 171faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams * @return RenderScriptGL 172faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams */ 173faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams public RenderScriptGL getRenderScriptGL() { 174faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams return mRS; 175faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams } 176faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams} 177faa32b33b50ad941f631716dd0915e936bdc3ac5Jason Sams 178