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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.stencil;
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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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import org.distorted.examples.R;
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import org.distorted.library.Distorted;
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import org.distorted.library.DistortedEffects;
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import org.distorted.library.DistortedScreen;
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import org.distorted.library.DistortedTexture;
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import org.distorted.library.EffectNames;
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import org.distorted.library.EffectTypes;
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import org.distorted.library.MeshCubes;
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import org.distorted.library.MeshFlat;
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import org.distorted.library.MeshObject;
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import org.distorted.library.type.Dynamic1D;
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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 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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///////////////////////////////////////////////////////////////////////////////////////////////////
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class StencilRenderer implements GLSurfaceView.Renderer
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{
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private GLSurfaceView mView;
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private DistortedScreen mScreen;
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private DistortedTexture mCubeTex, mFloorTex;
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private DistortedEffects mCube1Effects, mCube2Effects, mFloorEffects;
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private MeshObject mCubeMesh, mFloorMesh;
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private int bmpHeight, bmpWidth;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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StencilRenderer(GLSurfaceView v)
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{
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mView = v;
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mCubeMesh = new MeshCubes(1,1,false);
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mFloorMesh = new MeshFlat(1,1);
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mCubeTex = new DistortedTexture(1,1);
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mFloorTex = new DistortedTexture(1,1);
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mCube1Effects = new DistortedEffects();
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mCube2Effects = new DistortedEffects();
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mFloorEffects = new DistortedEffects();
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mCube2Effects.brightness(new Static1D(0.5f));
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mScreen = new DistortedScreen();
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mScreen.attach(mCubeTex ,mCube1Effects,mCubeMesh );
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mScreen.attach(mFloorTex,mFloorEffects,mFloorMesh);
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mScreen.attach(mCubeTex ,mCube2Effects,mCubeMesh );
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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 cw = mCubeTex.getWidth();
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float ch = mCubeTex.getHeight();
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float cd = mCubeTex.getDepth(mCubeMesh);
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float fw = mFloorTex.getWidth();
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float fh = mFloorTex.getHeight();
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float fd = mFloorTex.getDepth(mFloorMesh);
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float cubeScale = 0.4f*(width>height ? height/ch:width/cw);
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float floorScale= 0.8f*(width>height ? height/fh:width/fw);
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Static3D cubeCenter = new Static3D(cw/2,ch ,-cd/2);
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Static3D floorCenter= new Static3D(fw/2,fh/2,-fd/2);
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Static3D axisX = new Static3D(1,0,0);
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Static3D axisY = new Static3D(0,1,0);
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Static3D axisZ = new Static3D(0,0,1);
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Dynamic1D rotDyn = new Dynamic1D(5000,0.0f);
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rotDyn.setMode(Dynamic1D.MODE_JUMP);
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rotDyn.add(new Static1D( 0));
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rotDyn.add(new Static1D(360));
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float angle = 30.0f;
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Static1D rotSt1 = new Static1D(angle);
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Static1D rotSt2 = new Static1D(angle-90.0f);
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mCube1Effects.abortEffects(EffectTypes.MATRIX);
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mCube1Effects.move( new Static3D( (width-cubeScale*cw)/2 , height/2-cubeScale*ch , cubeScale *cd/2) );
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mCube1Effects.scale(cubeScale);
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mCube1Effects.rotate(rotSt1, axisX, cubeCenter);
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mCube1Effects.rotate(rotDyn, axisY, cubeCenter);
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mCube2Effects.abortEffects(EffectTypes.MATRIX);
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mCube2Effects.move( new Static3D( (width-cubeScale*cw)/2 , height/2-cubeScale*ch , cubeScale *cd/2) );
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mCube2Effects.scale(cubeScale);
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mCube2Effects.rotate(rotSt1, axisX, cubeCenter);
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mCube2Effects.rotate(rotDyn, axisY, cubeCenter);
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mCube2Effects.scale(new Static3D(1,-1,1) );
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mCube2Effects.move( new Static3D( 0, -2*ch , 0) );
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mFloorEffects.abortEffects(EffectTypes.MATRIX);
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mFloorEffects.move( new Static3D( (width-floorScale*fw)/2 ,height/2-floorScale*fh/2, floorScale*fd/2) );
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mFloorEffects.scale(floorScale);
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mFloorEffects.rotate(rotSt2, axisX, floorCenter);
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mFloorEffects.rotate(rotDyn, axisZ, floorCenter);
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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.cat);
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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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bmpHeight = bitmap.getHeight();
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bmpWidth = bitmap.getWidth();
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mCubeTex.setTexture(bitmap);
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mFloorTex.setColor(0xff000000); // ARGB
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DistortedEffects.enableEffect(EffectNames.BRIGHTNESS);
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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("Stencil", ex.getMessage() );
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}
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}
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}
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