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.bean;

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.EffectTypes;

import org.distorted.library.type.Interpolator2D;

import org.distorted.library.Distorted;

import org.distorted.library.DistortedBitmap;

import org.distorted.library.type.Float2D;

import org.distorted.library.type.Float4D;

import android.graphics.Bitmap;

import android.graphics.BitmapFactory;

import android.opengl.GLES20;

import android.opengl.GLSurfaceView;

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

class BeanRenderer implements GLSurfaceView.Renderer 

{

   private GLSurfaceView mView;

   private DistortedBitmap mBean;

   private Float2D pLeft, pRight;

   private Interpolator2D iLeft, iRight;

   private Float4D rLeft, rRight;

   private int bmpHeight, bmpWidth;

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

   public BeanRenderer(GLSurfaceView v) 

      {

      mView = v;

      pLeft = new Float2D(100, 199);

      pRight= new Float2D(230, 150);

      rLeft = new Float4D(-9,-31,35,35);

      rRight= new Float4D(-9,-31,35,35);

      iLeft = new Interpolator2D();

      iRight= new Interpolator2D();

      iLeft.setCount(0.0f);

      iRight.setCount(0.0f);

      iLeft.setDuration(1500);

      iRight.setDuration(1500);

      Float2D p1 = new Float2D(0,0);

      Float2D p2 = new Float2D(-10,-34);

      iLeft.add(p1);

      iLeft.add(p1);

      iLeft.add(p1);

      iLeft.add(p1);

      iLeft.add(p2);

      iLeft.add(p2);

      iRight.add(p1);

      iRight.add(p2);

      iRight.add(p2);

      iRight.add(p1);

      iRight.add(p1);

      iRight.add(p1);

      }

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

    public void onDrawFrame(GL10 glUnused) 

      {

      GLES20.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);

      GLES20.glClear( GLES20.GL_DEPTH_BUFFER_BIT | GLES20.GL_COLOR_BUFFER_BIT);

      mBean.draw(System.currentTimeMillis());

      }

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

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

      { 

      mBean.abortEffects(EffectTypes.MATRIX);

      if( bmpHeight/bmpWidth > height/width )

        {

        int w = (height*bmpWidth)/bmpHeight;

        mBean.move((width-w)/2 ,0, 0);

        mBean.scale((float)height/bmpHeight);

        }

      else

        {

        int h = (width*bmpHeight)/bmpWidth;

        mBean.move(0 ,(height-h)/2, 0);

        mBean.scale((float)width/bmpWidth);

        }

      Distorted.onSurfaceChanged(width, height); 

      }

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

    public void onSurfaceCreated(GL10 glUnused, EGLConfig config) 

      {

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

      Bitmap bitmap;

      try 

        {

        bitmap = BitmapFactory.decodeStream(is);

        } 

      finally 

        {

        try 

          {

          is.close();

          } 

        catch(IOException e) { }

        }  

      bmpHeight = bitmap.getHeight();

      bmpWidth  = bitmap.getWidth();

      mBean = new DistortedBitmap(bitmap, 10);     

      mBean.distort(iLeft , rLeft , pLeft );

      mBean.distort(iRight, rRight, pRight);

      try

        {

        Distorted.onSurfaceCreated(mView.getContext());

        }

      catch(Exception ex)

        {

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

        }

      }

}