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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.differentbitmaps;
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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.MatrixEffectMove;
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import org.distorted.library.effect.MatrixEffectScale;
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import org.distorted.library.effect.VertexEffectDistort;
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import org.distorted.library.effect.VertexEffectScale;
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import org.distorted.library.effect.VertexEffectSink;
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import org.distorted.library.main.DistortedLibrary;
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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.DistortedEffects;
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import org.distorted.library.mesh.MeshSquare;
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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 android.app.ActivityManager;
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import android.content.Context;
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import android.content.pm.ConfigurationInfo;
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import android.content.res.Resources;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.opengl.GLSurfaceView;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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class DifferentBitmapsRenderer implements GLSurfaceView.Renderer, DistortedLibrary.LibraryUser
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{
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private static final int[] bitmap = { R.raw.dog, R.raw.face, R.raw.cat };
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private static final int NUM = bitmap.length;
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private final GLSurfaceView mView;
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private final DistortedEffects[] mEffects;
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private final DistortedScreen mScreen;
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private final Static3D mScaleMatrix, mScaleVertex;
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private final Static3D[] mMove;
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private final Resources mResources;
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private DistortedTexture[] mTexture;
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private MeshSquare mMesh;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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DifferentBitmapsRenderer(GLSurfaceView v)
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{
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mView = v;
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mResources = v.getResources();
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Dynamic3D dDistort = new Dynamic3D(3000,0.0f);
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dDistort.add(new Static3D( 25,0,0));
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dDistort.add(new Static3D(-25,0,0));
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Static3D point = new Static3D(0,-60,0);
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Static4D region= new Static4D(0,0,0,300);
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mScaleMatrix = new Static3D(1,1,1);
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mScaleVertex = new Static3D(1,1,1);
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mEffects = new DistortedEffects[NUM];
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mEffects[0] = new DistortedEffects();
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for(int i=1; i<NUM; i++)
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mEffects[i] = new DistortedEffects(mEffects[0], DistortedLibrary.CLONE_VERTEX| DistortedLibrary.CLONE_FRAGMENT);
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// Add the effects only to the first queue - all VERTEX and FRAGMENT effects are shared!
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// (Matrix effect cannot be shared as we have to display each Texture in a different location)
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VertexEffectScale scale = new VertexEffectScale(mScaleVertex);
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VertexEffectSink sink = new VertexEffectSink(new Static1D(8), point, new Static4D(0,0,0,80));
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VertexEffectDistort distort = new VertexEffectDistort(dDistort,point,region);
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mEffects[0].apply(scale); // scale the whole thing (so far by 1, but mScaleVertex will be reset once we know the size of the bitmap)
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mEffects[0].apply(sink); // enlarge the nose
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mEffects[0].apply(distort); // keep moving the whole bitmap left and right.
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// Now the Matrix effects
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MatrixEffectScale scaleEffect = new MatrixEffectScale(mScaleMatrix);
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mMove = new Static3D[NUM];
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MatrixEffectMove[] moveEffect = new MatrixEffectMove[NUM];
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for(int i=0; i<NUM; i++)
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{
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mMove[i] = new Static3D(0,0,0);
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moveEffect[i] = new MatrixEffectMove(mMove[i]);
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mEffects[i].apply(scaleEffect);
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mEffects[i].apply(moveEffect[i]);
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}
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mScreen = new DistortedScreen();
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mScreen.glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
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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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float horiRatio = (float)width / (NUM*mScaleVertex.get0());
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float vertRatio = (float)height/ ( mScaleVertex.get1());
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float factor = Math.min(horiRatio, vertRatio);
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mScaleMatrix.set( factor,factor,factor );
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for(int i=NUM-1; i>=0; i--) mMove[i].set((i-(NUM-1)/2.0f)*width/NUM, 0, 0);
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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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Bitmap[] bmp = new Bitmap[NUM];
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for(int i=0; i<NUM; i++)
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{
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bmp[i] = readBitmap(bitmap[i]);
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}
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int bmpHeight = bmp[0].getHeight();
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int bmpWidth = bmp[0].getWidth();
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mScaleVertex.set(bmpWidth,bmpHeight,0);
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if( mTexture==null )
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{
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mTexture = new DistortedTexture[NUM];
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for(int i=0; i<NUM; i++)
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mTexture[i] = new DistortedTexture();
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}
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for(int i=0; i<NUM; i++)
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{
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mTexture[i].setTexture(bmp[i]);
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}
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if( mMesh==null ) mMesh = new MeshSquare(30,30*bmpHeight/bmpWidth);
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mScreen.detachAll();
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for(int i=NUM-1; i>=0; i--) mScreen.attach(mTexture[i], mEffects[i], mMesh);
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VertexEffectScale.enable();
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VertexEffectSink.enable();
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VertexEffectDistort.enable();
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DistortedLibrary.onSurfaceCreated(this);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private Bitmap readBitmap(int id)
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{
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InputStream is = mView.getContext().getResources().openRawResource(id);
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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 ignored) { }
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}
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return bitmap;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void distortedException(Exception ex)
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{
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android.util.Log.e("DifferentBitmaps", ex.getMessage() );
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public InputStream localFile(int fileID)
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{
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return mResources.openRawResource(fileID);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void logMessage(String message)
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{
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android.util.Log.e("DifferentBitmaps", message );
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}
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}
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