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.girl;

import java.io.IOException;

import java.io.InputStream;

import javax.microedition.khronos.egl.EGLConfig;

import javax.microedition.khronos.opengles.GL10;

import org.distorted.examples.R;

import org.distorted.library.effect.EffectType;

import org.distorted.library.effect.MatrixEffectScale;

import org.distorted.library.effect.VertexEffectDistort;

import org.distorted.library.effect.VertexEffectScale;

import org.distorted.library.effect.VertexEffectSink;

import org.distorted.library.effect.VertexEffectSwirl;

import org.distorted.library.main.DistortedLibrary;

import org.distorted.library.main.DistortedScreen;

import org.distorted.library.mesh.MeshRectangles;

import org.distorted.library.main.DistortedTexture;

import org.distorted.library.main.DistortedEffects;

import org.distorted.library.type.Dynamic1D;

import org.distorted.library.type.Dynamic3D;

import org.distorted.library.type.Static1D;

import org.distorted.library.type.Static3D;

import org.distorted.library.type.Static4D;

import android.graphics.Bitmap;

import android.graphics.BitmapFactory;

import android.opengl.GLSurfaceView;

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

class GirlRenderer implements GLSurfaceView.Renderer, DistortedLibrary.ExceptionListener

{

    private GLSurfaceView mView;

    private DistortedEffects mEffects;

    private DistortedScreen mScreen;

    private DistortedTexture mTexture;

    private MeshRectangles mMesh;

    private Static3D v0,v1,v2,v3;

    private Static1D dBegin, dMiddle, dEnd, s0;

    private Static3D mScaleMatrix, mScaleVertex;

    private float mBmpRatio;

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

// girl bitmap: 400x600 but we setStretch() the Mesh so

   GirlRenderer(GLSurfaceView v)

      {

      mView = v;

      Static3D pLeft = new Static3D(-68/400.0f, 36/400.0f, 0);

      Static3D pRight= new Static3D( 47/400.0f, 36/400.0f, 0);

      // Size

      Static4D sinkRegion = new Static4D(0,0,0,60/400.0f);

      s0 = new Static1D(1.0f);

      Dynamic1D diSink = new Dynamic1D(0,0.5f);

      diSink.add(s0);

      // Upper Movement

      Static4D Region = new Static4D(0,0,0,45/400.0f);

      Dynamic3D diL = new Dynamic3D(1000,0.0f);

      Dynamic3D diR = new Dynamic3D(1000,0.0f);

      v0 = new Static3D(0,0,0);

      v1 = new Static3D(0,0,0);

      v2 = new Static3D(0,0,0);

      v3 = new Static3D(0,0,0);

      diL.add(v0);

      diL.add(v1);

      diL.add(v2);

      diL.add(v3);

      diR.add(v0);

      diR.add(v3);

      diR.add(v2);

      diR.add(v1);

      // Lower Movement

      Static3D pHips      = new Static3D( 16/400.0f,-205/400.0f,0);

      Static4D HipsRegion = new Static4D(0,0,0,120/400.0f);

      Dynamic1D diHips    = new Dynamic1D(1500,0.0f);

      dBegin = new Static1D(0);

      dMiddle= new Static1D(0);

      dEnd   = new Static1D(0);

      diHips.add(dBegin);

      diHips.add(dMiddle);

      diHips.add(dEnd);

      diHips.add(dEnd);

      diHips.add(dMiddle);

      diHips.add(dBegin);

      mEffects = new DistortedEffects();

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

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

      mEffects.apply(new MatrixEffectScale(mScaleMatrix));

      mEffects.apply(new VertexEffectScale(mScaleVertex));

      mEffects.apply( new VertexEffectSink   ( diSink, pLeft , sinkRegion) );

      mEffects.apply( new VertexEffectSink   ( diSink, pRight, sinkRegion) );

      mEffects.apply( new VertexEffectDistort( diL   , pLeft , Region    ) );

      mEffects.apply( new VertexEffectDistort( diR   , pRight, Region    ) );

      mEffects.apply( new VertexEffectSwirl  ( diHips, pHips , HipsRegion) );

      mTexture = new DistortedTexture();

      mScreen = new DistortedScreen();

      }

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

   void setHips(int swirl)

     {      

     dBegin.set(-swirl);

     dEnd.set(+swirl);

     }

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

   void setSize(float size)

     {

     s0.set(size);

     }

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

   void setSwing(float swing)

     {

     v0.set( 0, swing, 0);

     v1.set( swing, 0, 0);

     v2.set( 0,-swing, 0);

     v3.set(-swing, 0, 0);

     }

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

   public void onDrawFrame(GL10 glUnused) 

      {

      mScreen.render( System.currentTimeMillis() );

      }

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

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

     {

     float factor = width<height ? width : height/mBmpRatio;

     mScaleMatrix.set( factor,factor,factor );

     mScreen.resize(width, height);

     }

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

   public void onSurfaceCreated(GL10 glUnused, EGLConfig config)

     {

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

     Bitmap bitmap;

     try

       {

       bitmap = BitmapFactory.decodeStream(is);

       }

     finally

       {

       try

         {

         is.close();

         }

       catch(IOException e) { }

       }

     mBmpRatio = (float)bitmap.getHeight()/bitmap.getWidth();

     mTexture.setTexture(bitmap);

     mScaleVertex.set(1.0f,mBmpRatio,1.0f);

     if( mMesh==null ) mMesh = new MeshRectangles(30, (int)(30*mBmpRatio));

     mScreen.detachAll();

     mScreen.attach(mTexture,mEffects,mMesh);

     DistortedLibrary.setMax(EffectType.VERTEX ,6);

     VertexEffectScale.enable();

     VertexEffectDistort.enable();

     VertexEffectSink.enable();

     VertexEffectSwirl.enable();

     DistortedLibrary.onCreate(mView.getContext(), this);

     }

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

   public void distortedException(Exception ex)

     {

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

     }

}