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      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.opengl.GLES20;
     20 import android.opengl.GLES30;
     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 int mGLVersion;//1, 2, 3
     34     private CountDownLatch mDone;
     35     private DeviceInfoActivity mParent;
     36     /**
     37      *
     38      * @param parent
     39      * @param glVersion the version of GLES API to use inside the view
     40      * @param done to notify the completion of the task
     41      */
     42     public GLESSurfaceView(DeviceInfoActivity parent, int glVersion, CountDownLatch done){
     43         super(parent);
     44 
     45         mParent = parent;
     46         mGLVersion = glVersion;
     47         mDone = done;
     48         if (glVersion > 1) {
     49             // Default is 1 so only set if bigger than 1
     50             setEGLContextClientVersion(glVersion);
     51         }
     52         setRenderer(new OpenGLESRenderer());
     53     }
     54 
     55     public class OpenGLESRenderer implements GLSurfaceView.Renderer {
     56 
     57         @Override
     58         public void onSurfaceCreated(GL10 gl, EGLConfig config) {
     59             String extensions;
     60             String vendor;
     61             String renderer;
     62             if (mGLVersion == 2) {
     63                 extensions = GLES20.glGetString(GLES20.GL_EXTENSIONS);
     64                 vendor = GLES20.glGetString(GLES20.GL_VENDOR);
     65                 renderer = GLES20.glGetString(GLES20.GL_RENDERER);
     66             } else if (mGLVersion == 3) {
     67                 extensions = GLES30.glGetString(GLES30.GL_EXTENSIONS);
     68                 vendor = GLES30.glGetString(GLES30.GL_VENDOR);
     69                 renderer = GLES30.glGetString(GLES30.GL_RENDERER);
     70             } else {
     71                 extensions = gl.glGetString(GL10.GL_EXTENSIONS);
     72                 vendor = gl.glGetString(GL10.GL_VENDOR);
     73                 renderer = gl.glGetString(GL10.GL_RENDERER);
     74             }
     75             Log.i(TAG, "extensions : " + extensions);
     76             Log.i(TAG, "vendor : " + vendor);
     77             Log.i(TAG, "renderer : " + renderer);
     78             mParent.setGraphicsInfo(vendor, renderer);
     79             Scanner scanner = new Scanner(extensions);
     80             scanner.useDelimiter(" ");
     81             while (scanner.hasNext()) {
     82                 String ext = scanner.next();
     83                 mParent.addOpenGlExtension(ext);
     84                 if (ext.contains("texture")) {
     85                     if (ext.contains("compression") || ext.contains("compressed")) {
     86                         Log.i(TAG, "Compression supported: " + ext);
     87                         mParent.addCompressedTextureFormat(ext);
     88                     }
     89                 }
     90             }
     91             scanner.close();
     92             mDone.countDown();
     93         }
     94 
     95         @Override
     96         public void onSurfaceChanged(GL10 gl, int width, int height) {
     97 
     98         }
     99 
    100         @Override
    101         public void onDrawFrame(GL10 gl) {
    102 
    103         }
    104 
    105     }
    106 }
    107