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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.movingglow;
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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.effect.FragmentEffectChroma;
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import org.distorted.library.effect.MatrixEffectMove;
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import org.distorted.library.effect.MatrixEffectRotate;
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import org.distorted.library.effect.MatrixEffectScale;
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import org.distorted.library.effect.PostprocessEffectGlow;
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import org.distorted.library.main.DistortedLibrary;
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import org.distorted.library.main.DistortedEffects;
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import org.distorted.library.main.DistortedNode;
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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.MeshQuad;
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import org.distorted.library.message.EffectListener;
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import org.distorted.library.type.Dynamic1D;
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import org.distorted.library.type.Dynamic2D;
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import org.distorted.library.type.Dynamic4D;
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import org.distorted.library.type.Static1D;
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import org.distorted.library.type.Static2D;
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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 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 MovingGlowRenderer implements GLSurfaceView.Renderer, EffectListener, DistortedLibrary.ExceptionListener
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{
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private static final int[] colors = new int[] {0,0,1, 1,0,1, 1,0,0, 1,1,0, 0,1,0, 1,1,1}; // blue, pink, red, yellow, green, white
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private static final int FLASH_TIME = 2000;
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private static final int LEAF_SIZE = 100;
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private static final int NUM_LEAVES= colors.length/3;
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private GLSurfaceView mView;
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private DistortedTexture mLeaf;
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private DistortedScreen mScreen;
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private DistortedEffects[] mLeafEffects = new DistortedEffects[NUM_LEAVES];
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private PostprocessEffectGlow[] mGlow = new PostprocessEffectGlow[NUM_LEAVES];
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private int mGlowing;
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private Static3D mScale;
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MovingGlowRenderer(GLSurfaceView v)
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{
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mView = v;
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MeshQuad mesh = new MeshQuad();
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mScale= new Static3D(1,1,1);
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mLeaf = new DistortedTexture();
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DistortedTexture surface = new DistortedTexture();
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Static3D moveVector = new Static3D(-1.45f*LEAF_SIZE, 0, 0);
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Static1D chromaLevel= new Static1D(0.5f);
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Static3D center = new Static3D(0,0,0);
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Static3D axis = new Static3D(0,0,1);
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Dynamic1D rot = new Dynamic1D(5000,0.0f);
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rot.setMode(Dynamic1D.MODE_JUMP);
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rot.add(new Static1D( 0));
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rot.add(new Static1D(360));
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DistortedEffects rootEffects = new DistortedEffects();
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rootEffects.apply(new MatrixEffectRotate(rot, axis, center) );
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rootEffects.apply(new MatrixEffectScale(mScale));
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DistortedNode root = new DistortedNode(surface, rootEffects, mesh);
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root.resizeFBO(5*LEAF_SIZE,5*LEAF_SIZE);
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MatrixEffectMove leafMove = new MatrixEffectMove(moveVector);
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for(int j=0; j<NUM_LEAVES; j++)
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{
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mLeafEffects[j] = new DistortedEffects();
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mLeafEffects[j].apply( new MatrixEffectScale(LEAF_SIZE) );
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mLeafEffects[j].apply(leafMove);
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mLeafEffects[j].apply( new MatrixEffectRotate(new Static1D(j*(360/NUM_LEAVES)), axis, center) );
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mLeafEffects[j].apply( new FragmentEffectChroma(chromaLevel, new Static3D(colors[3*j],colors[3*j+1], colors[3*j+2])) );
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DistortedNode node = new DistortedNode( mLeaf, mLeafEffects[j], mesh);
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root.attach(node);
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}
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Dynamic2D haloAndRadiusDyn = new Dynamic2D(FLASH_TIME,1.0f);
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haloAndRadiusDyn.add(new Static2D( 0, 0));
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haloAndRadiusDyn.add(new Static2D(70,50));
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for(int leaf=0; leaf<NUM_LEAVES; leaf++)
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{
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Dynamic4D color= new Dynamic4D(FLASH_TIME,1.0f);
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Static4D P1 = new Static4D(colors[3*leaf],colors[3*leaf+1], colors[3*leaf+2], 0.0f);
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Static4D P2 = new Static4D(colors[3*leaf],colors[3*leaf+1], colors[3*leaf+2], 1.0f);
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color.add(P1);
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color.add(P2);
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mGlow[leaf] = new PostprocessEffectGlow(haloAndRadiusDyn,color);
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}
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makeGlow(0);
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mScreen = new DistortedScreen();
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mScreen.attach(root);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private void makeGlow(int leaf)
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{
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mGlowing = leaf;
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mLeafEffects[leaf].apply(mGlow[leaf]);
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mGlow[leaf].notifyWhenFinished(this);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Glow finished. Make the next Leaf glow.
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public void effectFinished(final long effectID)
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{
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mLeafEffects[mGlowing].abortById(effectID);
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int glowing = mGlowing+1;
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if( glowing>=NUM_LEAVES ) glowing = 0;
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makeGlow(glowing);
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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 qw = (float)width ;
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float qh = (float)height;
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float factor = 0.9f* (Math.min(qw, qh));
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mScale.set( factor,factor,factor );
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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.leaf);
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Bitmap leaf;
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try
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{
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leaf = 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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mLeaf.setTexture(leaf);
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FragmentEffectChroma.enable();
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PostprocessEffectGlow.enable();
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DistortedLibrary.onCreate(mView.getContext(), this);
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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("MovingGlow", ex.getMessage() );
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}
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}
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