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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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Leszek Koltunski
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package org.distorted.examples.deform;
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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.library.effect.EffectName;
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import org.distorted.library.effect.MatrixEffectMove;
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import org.distorted.library.effect.MatrixEffectShear;
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import org.distorted.library.effect.VertexEffectDeform;
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import org.distorted.library.effect.VertexEffectDistort;
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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.mesh.MeshBase;
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import org.distorted.library.mesh.MeshFlat;
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import org.distorted.library.type.Dynamic3D;
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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.graphics.Bitmap;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.graphics.Paint.Style;
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import android.opengl.GLSurfaceView;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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class DeformRenderer implements GLSurfaceView.Renderer
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{
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private static final int NUM_VECTORS = 8;
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private static final int NUM_LINES = 10;
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private GLSurfaceView mView;
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private DistortedTexture stretchTexture;
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private DistortedEffects stretchEffects;
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private MeshBase stretchMesh;
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private DistortedScreen mScreen;
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private Static3D mTouchPoint;
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private Static3D[] vDistort;
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private Static3D[] vDeform;
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private Static3D[] vShear;
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private Static4D mRegion;
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private Static3D mMove;
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private int scrHeight, scrWidth;
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private float mRadius;
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private EffectName mMode = EffectName.DISTORT;
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private long mLastEffect = -1;
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private MatrixEffectShear mMovingShear, mReleasedShear;
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private VertexEffectDistort mMovingDistort, mReleasedDistort;
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private VertexEffectDeform mMovingDeform, mReleasedDeform;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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DeformRenderer(GLSurfaceView view)
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{
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mView = view;
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stretchEffects = new DistortedEffects();
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mRegion = new Static4D(0,0,0,0);
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mMove = new Static3D(0,0,0);
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mTouchPoint= new Static3D(0,0,0);
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// DISTORT
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Dynamic3D releasedDistortDynamic = new Dynamic3D(NUM_VECTORS*500, 0.5f);
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releasedDistortDynamic.setMode(Dynamic3D.MODE_PATH);
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Dynamic3D movingDistortDynamic = new Dynamic3D(0,0.5f);
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movingDistortDynamic.setMode(Dynamic3D.MODE_PATH);
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vDistort = new Static3D[NUM_VECTORS];
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for(int i=0; i<NUM_VECTORS; i++)
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{
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vDistort[i] = new Static3D(0,0,0);
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releasedDistortDynamic.add(vDistort[i]);
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}
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movingDistortDynamic.add(vDistort[0]);
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// Deform
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Dynamic3D releasedDeformDynamic = new Dynamic3D(NUM_VECTORS*500, 0.5f);
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releasedDeformDynamic.setMode(Dynamic3D.MODE_PATH);
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Dynamic3D movingDeformDynamic = new Dynamic3D(0,0.5f);
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movingDeformDynamic.setMode(Dynamic3D.MODE_PATH);
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vDeform = new Static3D[NUM_VECTORS];
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for(int i=0; i<NUM_VECTORS; i++)
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{
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vDeform[i] = new Static3D(0,0,0);
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releasedDeformDynamic.add(vDeform[i]);
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}
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movingDeformDynamic.add(vDeform[0]);
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// Shear
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Dynamic3D releasedShearDynamic = new Dynamic3D(NUM_VECTORS*500, 0.5f);
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releasedShearDynamic.setMode(Dynamic3D.MODE_PATH);
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Dynamic3D movingShearDynamic = new Dynamic3D(0,0.5f);
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movingShearDynamic.setMode(Dynamic3D.MODE_PATH);
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vShear = new Static3D[NUM_VECTORS];
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for(int i=0; i<NUM_VECTORS; i++)
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{
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vShear[i] = new Static3D(0,0,0);
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releasedShearDynamic.add(vShear[i]);
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}
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movingShearDynamic.add(vShear[0]);
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mScreen = new DistortedScreen();
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mScreen.showFPS();
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mMovingDistort = new VertexEffectDistort(movingDistortDynamic, mTouchPoint, mRegion);
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mMovingDeform = new VertexEffectDeform(movingDeformDynamic, mTouchPoint, mRegion);
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mMovingShear = new MatrixEffectShear(movingShearDynamic, mTouchPoint);
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mReleasedDistort = new VertexEffectDistort(releasedDistortDynamic, mTouchPoint, mRegion);
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mReleasedDeform = new VertexEffectDeform(releasedDeformDynamic, mTouchPoint, mRegion);
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mReleasedShear = new MatrixEffectShear(releasedShearDynamic, mTouchPoint);
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stretchEffects.apply(new MatrixEffectMove(mMove));
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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void setMode(EffectName mode)
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{
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mMode = mode;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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void setRegionRadius(int r)
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{
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mRadius = ( r==100 ? 100.0f : r/100.0f);
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mRegion.set4(mRadius*scrWidth);
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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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scrHeight = height;
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scrWidth = width;
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mRegion.set4(mRadius*scrWidth);
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Canvas stretchCanvas;
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int w=width/2;
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int h=height/2;
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if( stretchMesh!=null ) stretchMesh.markForDeletion();
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stretchMesh = new MeshFlat(50,50*h/w);
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Bitmap stretchBitmap = Bitmap.createBitmap(w,h, Bitmap.Config.ARGB_8888);
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stretchCanvas = new Canvas(stretchBitmap);
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Paint paint = new Paint();
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paint.setColor(0xff008800);
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paint.setStyle(Style.FILL);
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stretchCanvas.drawRect(0, 0, w, h, paint);
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paint.setColor(0xffffffff);
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for(int i=0; i<=NUM_LINES ; i++ )
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{
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stretchCanvas.drawRect(w*i/NUM_LINES - 1, 0, w*i/NUM_LINES + 1, h , paint);
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stretchCanvas.drawRect( 0, h *i/NUM_LINES -1, w , h*i/NUM_LINES + 1, paint);
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}
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if( stretchTexture==null ) stretchTexture = new DistortedTexture(w,h);
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stretchTexture.setTexture(stretchBitmap);
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mMove.set(scrWidth/4,scrHeight/4,0);
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mScreen.detachAll();
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mScreen.attach(stretchTexture,stretchEffects,stretchMesh);
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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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217 |
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VertexEffectDistort.enable();
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VertexEffectDeform.enable();
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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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android.util.Log.e("Deform", ex.toString() );
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227 |
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}
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228 |
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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void down(int x, int y)
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{
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int xt = x-scrWidth/4;
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int yt = y-scrHeight/4;
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236 |
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237 |
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if( xt<0 ) xt=0;
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if( xt>scrWidth/2 ) xt=scrWidth/2;
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if( yt<0 ) yt=0;
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if( yt>scrHeight/2 ) yt=scrHeight/2;
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241 |
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242 |
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mTouchPoint.set(xt,yt,0);
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243 |
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switch(mMode)
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{
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246 |
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case DISTORT: vDistort[0].set(0,0,0);
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247 |
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stretchEffects.apply(mMovingDistort);
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248 |
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mLastEffect = mMovingDistort.getID();
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249 |
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break;
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250 |
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case DEFORM : vDeform[0].set(0,0,0);
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251 |
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stretchEffects.apply(mMovingDeform);
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252 |
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mLastEffect = mMovingDeform.getID();
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253 |
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break;
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254 |
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case SHEAR : vShear[0].set(0,0,0);
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255 |
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stretchEffects.apply(mMovingShear);
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256 |
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mLastEffect = mMovingShear.getID();
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257 |
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break;
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258 |
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}
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259 |
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}
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260 |
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///////////////////////////////////////////////////////////////////////////////////////////////////
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262 |
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263 |
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void move(int x, int y)
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264 |
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{
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265 |
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switch(mMode)
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266 |
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{
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267 |
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case DISTORT: vDistort[0].set(x,y,0);
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268 |
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break;
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269 |
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case DEFORM: vDeform[0].set(x,y,0);
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270 |
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break;
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271 |
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case SHEAR: vShear[0].set( (float)x/(scrWidth/2), (float)y/(scrHeight/2), 0);
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272 |
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break;
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273 |
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}
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}
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275 |
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Leszek Koltunski
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276 |
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///////////////////////////////////////////////////////////////////////////////////////////////////
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f6d884d5
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Leszek Koltunski
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void up()
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{
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280 |
d57f3a14
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Leszek Koltunski
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stretchEffects.abortById(mLastEffect);
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281 |
f6d884d5
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Leszek Koltunski
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282 |
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float damp = -0.65f;
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switch(mMode)
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{
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case DISTORT: for(int i=1; i<NUM_VECTORS-1; i++)
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{
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288 |
e3eab072
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Leszek Koltunski
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vDistort[i].set( vDistort[i-1].get1()*damp, vDistort[i-1].get2()*damp, 0 );
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289 |
f6d884d5
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Leszek Koltunski
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}
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290 |
e3eab072
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Leszek Koltunski
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vDistort[NUM_VECTORS-1].set(0,0,0);
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291 |
8d5840c0
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leszek
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stretchEffects.apply(mReleasedDistort);
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292 |
f6d884d5
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Leszek Koltunski
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break;
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293 |
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case DEFORM : for(int i=1; i<NUM_VECTORS-1; i++)
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294 |
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{
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295 |
e3eab072
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Leszek Koltunski
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vDeform[i].set( vDeform[i-1].get1()*damp, vDeform[i-1].get2()*damp, 0 );
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296 |
f6d884d5
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Leszek Koltunski
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}
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297 |
e3eab072
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Leszek Koltunski
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vDeform[NUM_VECTORS-1].set(0,0,0);
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298 |
8d5840c0
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leszek
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stretchEffects.apply(mReleasedDeform);
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299 |
f6d884d5
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Leszek Koltunski
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break;
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300 |
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case SHEAR : for(int i=1; i<NUM_VECTORS-1; i++)
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301 |
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{
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302 |
e3eab072
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Leszek Koltunski
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vShear[i].set( vShear[i-1].get1()*damp, vShear[i-1].get2()*damp, 0 );
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303 |
f6d884d5
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Leszek Koltunski
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}
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304 |
e3eab072
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Leszek Koltunski
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vShear[NUM_VECTORS-1].set(0,0,0);
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305 |
d57f3a14
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Leszek Koltunski
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stretchEffects.apply(mReleasedShear);
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306 |
f6d884d5
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Leszek Koltunski
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break;
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307 |
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}
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308 |
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}
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309 |
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}
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