1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.tests.getinfo; 18 19 import android.content.Context; 20 import android.opengl.GLES20; 21 import android.opengl.GLSurfaceView; 22 import android.util.Log; 23 24 import java.util.Scanner; 25 import java.util.concurrent.CountDownLatch; 26 27 import javax.microedition.khronos.egl.EGLConfig; 28 import javax.microedition.khronos.opengles.GL10; 29 30 class GLESSurfaceView extends GLSurfaceView { 31 private static final String TAG = "GLESSurfaceView"; 32 33 private boolean mUseGL20; 34 CountDownLatch mDone; 35 36 /** 37 * 38 * @param context 39 * @param useGL20 whether to use GLES2.0 API or not inside the view 40 * @param done to notify the completion of the task 41 */ GLESSurfaceView(Context context, boolean useGL20, CountDownLatch done)42 public GLESSurfaceView(Context context, boolean useGL20, CountDownLatch done){ 43 super(context); 44 45 mUseGL20 = useGL20; 46 mDone = done; 47 if (mUseGL20) { 48 setEGLContextClientVersion(2); 49 } 50 setRenderer(new OpenGLESRenderer()); 51 } 52 53 public class OpenGLESRenderer implements GLSurfaceView.Renderer { 54 55 @Override onSurfaceCreated(GL10 gl, EGLConfig config)56 public void onSurfaceCreated(GL10 gl, EGLConfig config) { 57 String extensions; 58 if (mUseGL20) { 59 extensions = GLES20.glGetString(GLES20.GL_EXTENSIONS); 60 } else { 61 extensions = gl.glGetString(GL10.GL_EXTENSIONS); 62 } 63 Log.i(TAG, "extensions : " + extensions); 64 Scanner scanner = new Scanner(extensions); 65 scanner.useDelimiter(" "); 66 StringBuilder builder = new StringBuilder(); 67 while (scanner.hasNext()) { 68 String ext = scanner.next(); 69 if (ext.contains("texture")) { 70 if (ext.contains("compression") || ext.contains("compressed")) { 71 Log.i(TAG, "Compression supported: " + ext); 72 builder.append(ext); 73 builder.append(";"); 74 } 75 } 76 } 77 78 DeviceInfoInstrument.addResult( 79 DeviceInfoConstants.OPEN_GL_COMPRESSED_TEXTURE_FORMATS, 80 builder.toString()); 81 82 mDone.countDown(); 83 } 84 85 @Override onSurfaceChanged(GL10 gl, int width, int height)86 public void onSurfaceChanged(GL10 gl, int width, int height) { 87 88 } 89 90 @Override onDrawFrame(GL10 gl)91 public void onDrawFrame(GL10 gl) { 92 93 } 94 95 } 96 }