RenderScriptWallpaper.java revision 1cac273ca3dc02971458785fe4d6d27cfa3f613e
1423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen/* 2423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * Copyright (C) 2009 The Android Open Source Project 3423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * 4423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * Licensed under the Apache License, Version 2.0 (the "License"); 5423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * you may not use this file except in compliance with the License. 6423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * You may obtain a copy of the License at 7423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * 8423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * http://www.apache.org/licenses/LICENSE-2.0 9423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * 10423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * Unless required by applicable law or agreed to in writing, software 11423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * distributed under the License is distributed on an "AS IS" BASIS, 12423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * See the License for the specific language governing permissions and 14423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen * limitations under the License. 15423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen */ 16423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 17423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 18423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissenpackage com.android.magicsmoke; 19423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 20423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissenimport android.service.wallpaper.WallpaperService; 211cac273ca3dc02971458785fe4d6d27cfa3f613eJason Samsimport android.renderscript.RenderScriptGL; 22423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissenimport android.renderscript.RenderScript; 23423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissenimport android.util.Log; 24423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissenimport android.view.MotionEvent; 25423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissenimport android.view.SurfaceHolder; 26423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissenimport android.view.Surface; 27423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 28423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissenpublic abstract class RenderScriptWallpaper<T extends RenderScriptScene> extends WallpaperService { 29423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen public Engine onCreateEngine() { 30423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen return new RenderScriptEngine(); 31423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 32423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 33423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen protected abstract T createScene(int width, int height); 34423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 35423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen private class RenderScriptEngine extends Engine { 361cac273ca3dc02971458785fe4d6d27cfa3f613eJason Sams private RenderScriptGL mRs; 37423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen private T mRenderer; 38423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 39423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen @Override 40423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen public void onCreate(SurfaceHolder surfaceHolder) { 41423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen super.onCreate(surfaceHolder); 42423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen setTouchEventsEnabled(true); 43423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen surfaceHolder.setSizeFromLayout(); 44423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 45423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 46423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen @Override 47423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen public void onDestroy() { 48423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen super.onDestroy(); 49423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen destroyRenderer(); 50423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 51423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 52423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen private void destroyRenderer() { 53423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen if (mRenderer != null) { 54423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen mRenderer.stop(); 55423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen mRenderer = null; 56423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 57423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen if (mRs != null) { 58423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen mRs.destroy(); 59423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen mRs = null; 601cac273ca3dc02971458785fe4d6d27cfa3f613eJason Sams } 61423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 62423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 63423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen @Override 64423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen public void onVisibilityChanged(boolean visible) { 65423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen super.onVisibilityChanged(visible); 66423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen if (mRenderer != null) { 67423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen if (visible) { 681cac273ca3dc02971458785fe4d6d27cfa3f613eJason Sams mRenderer.start(); 69423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } else { 70423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen mRenderer.stop(); 71423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 72423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 73423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 74423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 75423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen @Override 76423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen public void onSurfaceChanged(SurfaceHolder holder, int format, int width, int height) { 77423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen super.onSurfaceChanged(holder, format, width, height); 789c238a2abbd8f4d61b8a0c2faf8abdabbf91b40eJason Sams if (mRs != null) { 799c238a2abbd8f4d61b8a0c2faf8abdabbf91b40eJason Sams mRs.contextSetSurface(width, height, holder.getSurface()); 809c238a2abbd8f4d61b8a0c2faf8abdabbf91b40eJason Sams } 81423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen if (mRenderer == null) { 82423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen mRenderer = createScene(width, height); 83423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen mRenderer.init(mRs, getResources(), isPreview()); 84423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen mRenderer.start(); 85423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } else { 86423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen mRenderer.resize(width, height); 87423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 88423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 89423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 90423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen @Override 91423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen public void onTouchEvent(MotionEvent event) { 92423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen mRenderer.onTouchEvent(event); 93423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 941cac273ca3dc02971458785fe4d6d27cfa3f613eJason Sams 95423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen @Override 96423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen public void onOffsetsChanged(float xOffset, float yOffset, 97423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen float xStep, float yStep, int xPixels, int yPixels) { 98423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen mRenderer.setOffset(xOffset, yOffset, xStep, yStep, xPixels, yPixels); 99423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 100423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 101423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen @Override 102423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen public void onSurfaceCreated(SurfaceHolder holder) { 103423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen super.onSurfaceCreated(holder); 104423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 105423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen Surface surface = null; 106423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen while (surface == null) { 107423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen surface = holder.getSurface(); 108423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 1091cac273ca3dc02971458785fe4d6d27cfa3f613eJason Sams mRs = new RenderScriptGL(false, false); 110db27a7c47541365f87d128f748463dd176d53d3eMarco Nelissen mRs.contextSetPriority(RenderScript.Priority.LOW); 111423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 112423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen 113423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen @Override 114423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen public void onSurfaceDestroyed(SurfaceHolder holder) { 115423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen super.onSurfaceDestroyed(holder); 116423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen destroyRenderer(); 117423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 118423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen } 119423d39f6a9fd7b6399b92a272eadc49676375f48Marco Nelissen} 120