Distorted Android

///////////////////////////////////////////////////////////////////////////////////////////////////

// Copyright 2016 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Distorted.                                                               //

//                                                                                               //

// Distorted is free software: you can redistribute it and/or modify                             //

// it under the terms of the GNU General Public License as published by                          //

// the Free Software Foundation, either version 2 of the License, or                             //

// (at your option) any later version.                                                           //

//                                                                                               //

// Distorted is distributed in the hope that it will be useful,                                  //

// but WITHOUT ANY WARRANTY; without even the implied warranty of                                //

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                                 //

// GNU General Public License for more details.                                                  //

//                                                                                               //

// You should have received a copy of the GNU General Public License                             //

// along with Distorted.  If not, see <http://www.gnu.org/licenses/>.                            //

///////////////////////////////////////////////////////////////////////////////////////////////////

package org.distorted.examples.glow;

import android.graphics.Bitmap;

import android.graphics.BitmapFactory;

import android.opengl.GLSurfaceView;

import org.distorted.examples.R;

import org.distorted.library.effect.FragmentEffectChroma;

import org.distorted.library.effect.MatrixEffectMove;

import org.distorted.library.effect.MatrixEffectRotate;

import org.distorted.library.effect.MatrixEffectScale;

import org.distorted.library.effect.PostprocessEffectGlow;

import org.distorted.library.main.DistortedEffects;

import org.distorted.library.main.DistortedEffectsPostprocess;

import org.distorted.library.main.DistortedNode;

import org.distorted.library.main.DistortedScreen;

import org.distorted.library.main.DistortedTexture;

import org.distorted.library.main.MeshFlat;

import org.distorted.library.main.MeshObject;

import org.distorted.library.message.EffectMessage;

import org.distorted.library.type.Static3D;

import java.io.IOException;

import java.io.InputStream;

import javax.microedition.khronos.egl.EGLConfig;

import javax.microedition.khronos.opengles.GL10;

///////////////////////////////////////////////////////////////////////////////////////////////////

   private static final int[] colors  = new int[] {0,0,1,  0,0,0,  1,0,0,  1,1,0,  0,1,0,  1,1,1}; // blue, black, red, yellow, green, white

   private static final int LEAF_SIZE = 100;

   private static final int NUM_LEAVES= colors.length/3;

   private GLSurfaceView mView;

   private DistortedTexture mLeaf;

   private DistortedScreen mScreen;

///////////////////////////////////////////////////////////////////////////////////////////////////

   GlowRenderer(GLSurfaceView v)

      {     

      mView = v;

      mRootW = 3*LEAF_SIZE;

      mRootH = 3*LEAF_SIZE;

      mLeaf = new DistortedTexture(LEAF_SIZE,LEAF_SIZE);

      DistortedTexture surface = new DistortedTexture(mRootW,mRootH);

      MeshObject mesh = new MeshFlat(1,1);

      DistortedEffects[] leafEffects = new DistortedEffects[NUM_LEAVES];

      Static3D moveVector = new Static3D(0,LEAF_SIZE,0);

      Static1D chromaLevel= new Static1D(0.5f);

      Static3D center     = new Static3D(3*LEAF_SIZE/2, 3*LEAF_SIZE/2, 0);

      Static3D axis       = new Static3D(0,0,1);

        {

        mLeafGlow[j].registerForMessages(this);

        leafEffects[j].apply(leafMove);

        leafEffects[j].apply( new FragmentEffectChroma(chromaLevel, new Static3D(colors[3*j],colors[3*j+1], colors[3*j+2])) );

        node.setPostprocessEffects(mLeafGlow[j]);

      mMove = new Static3D(0,0,0);

      mScale= new Static3D(1,1,1);

      Dynamic1D rot = new Dynamic1D(5000,0.0f);

      rot.setMode(Dynamic1D.MODE_JUMP);

      rot.add(new Static1D(  0));

      rot.add(new Static1D(360));

      DistortedEffects effects = root.getEffects();

      effects.apply(new MatrixEffectMove(mMove));

      effects.apply(new MatrixEffectScale(mScale));

      effects.apply( new MatrixEffectRotate(rot, axis, center) );

      Dynamic1D radius = new Dynamic1D(5000,1.0f);

      Static1D startR  = new Static1D( 0);

      Static1D endR    = new Static1D(50);

      radius.add(startR);

      radius.add(endR);

      for(int leaf=0; leaf<NUM_LEAVES; leaf++)

        {

        Dynamic4D color  = new Dynamic4D(5000,1.0f);

        Static4D startC  = new Static4D(colors[3*leaf],colors[3*leaf+1], colors[3*leaf+2], 0);

        Static4D endC    = new Static4D(colors[3*leaf],colors[3*leaf+1], colors[3*leaf+2], 1);

        color.add(startC);

        color.add(endC);

        mGlow[leaf] = new PostprocessEffectGlow(radius,color);

        }

///////////////////////////////////////////////////////////////////////////////////////////////////

   private void makeGlow(int leaf)

     {

     //android.util.Log.e("glow", "glowing: "+leaf);

     mGlowing = leaf;

///////////////////////////////////////////////////////////////////////////////////////////////////

     switch(em)

       {

       case EFFECT_FINISHED: //android.util.Log.e("glow", "effectMessage FINISHED");

                             int glowing = mGlowing+1;

                             if( glowing>=NUM_LEAVES ) glowing = 0;

                             makeGlow(glowing);

                             break;

       default:              //android.util.Log.e("glow", "effectMessage REMOVED");

                             break;

       }

     }

///////////////////////////////////////////////////////////////////////////////////////////////////

     {

     mScreen.render(System.currentTimeMillis());

     }

///////////////////////////////////////////////////////////////////////////////////////////////////

   public void onSurfaceChanged(GL10 glUnused, int width, int height)

     {

     float qw = (float)width /mRootW;

     float qh = (float)height/mRootH;

     float factor = 0.6f* (qw<qh ? qw:qh);

     int w = (int)(factor*mRootW);

     int h = (int)(factor*mRootH);

     mScale.set( factor,factor,factor );

     }

///////////////////////////////////////////////////////////////////////////////////////////////////

     {

     InputStream is = mView.getContext().getResources().openRawResource(R.raw.leaf);

     Bitmap leaf;

     try

       {

       leaf = BitmapFactory.decodeStream(is);

       }

     finally

       {

       try

         {

         is.close();

         }

       catch(IOException e) { }

       }

     mLeaf.setTexture(leaf);

     DistortedEffects.enableEffect(EffectName.GLOW);

     try

       {

       Distorted.onCreate(mView.getContext());

       }

     catch(Exception ex)

       {

       android.util.Log.e("Glow", ex.getMessage() );

       }

     }