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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2016 Leszek Koltunski //
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// //
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// This file is part of Distorted. //
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// //
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// Distorted is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// Distorted is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with Distorted. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.examples.check;
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import java.io.IOException;
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import java.io.InputStream;
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import javax.microedition.khronos.egl.EGLConfig;
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import javax.microedition.khronos.opengles.GL10;
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import org.distorted.examples.R;
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import org.distorted.library.effect.EffectName;
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import org.distorted.library.effect.FragmentEffectChroma;
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import org.distorted.library.effect.MatrixEffectMove;
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import org.distorted.library.effect.MatrixEffectScale;
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import org.distorted.library.effect.VertexEffectDeform;
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import org.distorted.library.effect.VertexEffectSwirl;
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import org.distorted.library.main.Distorted;
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import org.distorted.library.main.DistortedEffects;
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import org.distorted.library.main.DistortedScreen;
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import org.distorted.library.main.DistortedTexture;
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import org.distorted.library.main.MeshFlat;
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import org.distorted.library.type.Dynamic3D;
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import org.distorted.library.type.Static1D;
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import org.distorted.library.type.Static3D;
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import org.distorted.library.type.Static4D;
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import org.distorted.library.type.Dynamic1D;
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import android.app.AlertDialog;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.opengl.GLES30;
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import android.opengl.GLSurfaceView;
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import android.util.Log;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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class CheckRenderer implements GLSurfaceView.Renderer
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{
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private static String compilationResult;
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private static String compilationTitle;
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private GLSurfaceView mView;
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private DistortedEffects mEffects;
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private DistortedTexture mTexture;
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private MeshFlat mMesh;
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private DistortedScreen mScreen;
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private int mObjHeight, mObjWidth;
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private Static3D mMove, mScale, mCenter;
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private Static3D mSwirl1, mSwirl2, mDeform1, mDeform2;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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CheckRenderer(GLSurfaceView view)
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{
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mView = view;
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CheckActivity act = (CheckActivity)mView.getContext();
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DistortedEffects.setMaxVertex(act.getMaxV());
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DistortedEffects.setMaxFragment(act.getMaxF());
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DistortedEffects.enableEffect(EffectName.SWIRL);
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DistortedEffects.enableEffect(EffectName.DEFORM);
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DistortedEffects.enableEffect(EffectName.CHROMA);
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mSwirl1 = new Static3D(0,0,0);
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mSwirl2 = new Static3D(0,0,0);
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mDeform1= new Static3D(0,0,0);
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mDeform2= new Static3D(0,0,0);
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mMove = new Static3D(0,0,0);
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mScale = new Static3D(1,1,1);
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mCenter = new Static3D(0,0,0);
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mEffects = new DistortedEffects();
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mEffects.apply(new MatrixEffectMove(mMove));
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mEffects.apply(new MatrixEffectScale(mScale));
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// Try adding 2 Vertex Effects to the Bitmap.
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// This will fail if we have set maxVertexEffects to something < 2.
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//
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// Even if adding some of the Effects fails, the App will still start - you just won't see
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// the effects that failed to add.
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Dynamic3D dSwirl = new Dynamic3D(2000,0.0f);
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dSwirl.add(mSwirl1);
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dSwirl.add(mSwirl2);
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if( !mEffects.apply( new VertexEffectSwirl(new Static1D(30), dSwirl, new Static4D( 0,0,40,40)) ) )
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{
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Log.e("Check", "Failed to add Swirl effect!");
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}
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Dynamic3D dDeform = new Dynamic3D(2000,0.0f);
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dDeform.add(mDeform1);
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dDeform.add(mDeform2);
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if( !mEffects.apply( new VertexEffectDeform(dDeform,mCenter) ) )
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{
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Log.e("Check", "Failed to add Deform effect!");
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}
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// Now try adding 1 Fragment Effect. Likewise, will fail if maxFragmentEffects is <1.
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Static3D color = new Static3D(1,0,0);
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Dynamic1D inter = new Dynamic1D(2000,0.0f);
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inter.add(new Static1D(0));
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inter.add(new Static1D(1));
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if( !mEffects.apply( new FragmentEffectChroma(inter, color) ) )
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{
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Log.e("Check", "Failed to add Chroma effect!");
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}
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mScreen = new DistortedScreen(mView);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void onDrawFrame(GL10 glUnused)
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{
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mScreen.render( System.currentTimeMillis() );
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void onSurfaceChanged(GL10 glUnused, int width, int height)
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{
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if( (float)mObjHeight/mObjWidth > (float)height/width )
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{
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int w = (height*mObjWidth)/mObjHeight;
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float factor = (float)height/mObjHeight;
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mMove.set((width-w)/2,0,0);
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mScale.set(factor,factor,factor);
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}
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else
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{
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int h = (width*mObjHeight)/mObjWidth;
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float factor = (float)width/mObjWidth;
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mMove.set(0,(height-h)/2,0);
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mScale.set(factor,factor,factor);
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}
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mScreen.resize(width,height);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void onSurfaceCreated(GL10 glUnused, EGLConfig config)
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{
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InputStream is = mView.getContext().getResources().openRawResource(R.raw.success);
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Bitmap bitmap;
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try
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{
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bitmap = BitmapFactory.decodeStream(is);
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}
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finally
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{
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try
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{
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is.close();
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}
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catch(IOException e) { }
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}
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mObjHeight = bitmap.getHeight();
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mObjWidth = bitmap.getWidth();
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if( mTexture==null ) mTexture = new DistortedTexture(mObjWidth,mObjHeight);
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mTexture.setTexture(bitmap);
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if( mMesh==null ) mMesh = new MeshFlat(30,30*mObjHeight/mObjWidth);
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mScreen.detachAll();
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mScreen.attach(mTexture,mEffects,mMesh);
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mSwirl1.set ( 0, mObjHeight/2, 0);
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mSwirl2.set (mObjWidth , mObjHeight/2, 0);
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mDeform1.set( 0, 0 , 0);
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mDeform2.set( 0,-mObjHeight , 0);
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mCenter.set (mObjWidth/2, 0 , 0);
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try
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{
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Distorted.onCreate(mView.getContext());
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}
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catch(Exception ex)
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{
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// We have failed to compile or link shaders - probably too many effects.
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// (each effect adds a certain number of Uniforms to the shader and there
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// can only be a limited number of those )
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compilationTitle = ex.getClass().getSimpleName();
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compilationResult= ex.getMessage();
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String ver;
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ver = GLES30.glGetString(GLES30.GL_SHADING_LANGUAGE_VERSION);
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compilationResult += "\n\nGLSL version: "+(ver==null ? "null" : ver);
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ver = GLES30.glGetString(GLES30.GL_VERSION);
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compilationResult += "\nGL version: "+(ver==null ? "null" : ver);
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ver = GLES30.glGetString(GLES30.GL_VENDOR);
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compilationResult += "\nGL vendor: "+(ver==null ? "null" : ver);
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ver = GLES30.glGetString(GLES30.GL_RENDERER);
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compilationResult += "\nGL renderer: "+(ver==null ? "null" : ver);
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CheckActivity act = (CheckActivity)mView.getContext();
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act.runOnUiThread(new Runnable()
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{
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public void run()
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{
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Context context = mView.getContext();
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AlertDialog.Builder builder = new AlertDialog.Builder(context);
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builder.setTitle(compilationTitle);
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builder.setMessage(compilationResult);
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builder.setCancelable(true);
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builder.setOnCancelListener(new DialogInterface.OnCancelListener()
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{
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@Override
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public void onCancel(DialogInterface dialog)
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{
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((CheckActivity)mView.getContext()).finish();
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}
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});
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AlertDialog alert = builder.create();
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alert.show();
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}
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});
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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}
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