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examples / src / main / java / org / distorted / examples / girl / GirlRenderer.java @ df80818c

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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.girl;
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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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import org.distorted.examples.R;
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import org.distorted.library.effect.MatrixEffectScale;
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import org.distorted.library.effect.VertexEffectDistort;
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import org.distorted.library.effect.VertexEffectSink;
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import org.distorted.library.effect.VertexEffectSwirl;
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import org.distorted.library.main.DistortedLibrary;
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import org.distorted.library.main.DistortedScreen;
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import org.distorted.library.mesh.MeshRectangles;
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import org.distorted.library.main.DistortedTexture;
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import org.distorted.library.main.DistortedEffects;
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import org.distorted.library.type.Dynamic1D;
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import org.distorted.library.type.Dynamic3D;
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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 org.distorted.library.type.Static4D;
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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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///////////////////////////////////////////////////////////////////////////////////////////////////
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class GirlRenderer implements GLSurfaceView.Renderer 
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{
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    private GLSurfaceView mView;
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    private DistortedEffects mEffects;
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    private DistortedScreen mScreen;
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    private DistortedTexture mTexture;
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    private MeshRectangles mMesh;
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    private Static3D v0,v1,v2,v3;
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    private Static1D dBegin, dMiddle, dEnd, s0;
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    private Static3D mScale;
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    private float mBmpRatio;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// girl bitmap: 400x600 but we setStretch() the Mesh so
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   GirlRenderer(GLSurfaceView v)
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      {
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      mView = v;
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      Static3D pLeft = new Static3D(-68/400.0f, 36/400.0f, 0);
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      Static3D pRight= new Static3D( 47/400.0f, 36/400.0f, 0);
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      // Size
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      Static4D sinkRegion = new Static4D(0,0,0,60/400.0f);
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      s0 = new Static1D(1.0f);
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      Dynamic1D diSink = new Dynamic1D(0,0.5f);
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      diSink.add(s0);
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      // Upper Movement
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      Static4D Region = new Static4D(0,0,0,45/400.0f);
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      Dynamic3D diL = new Dynamic3D(1000,0.0f);
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      Dynamic3D diR = new Dynamic3D(1000,0.0f);
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      v0 = new Static3D(0,0,0);
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      v1 = new Static3D(0,0,0);
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      v2 = new Static3D(0,0,0);
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      v3 = new Static3D(0,0,0);
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      diL.add(v0);
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      diL.add(v1);
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      diL.add(v2);
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      diL.add(v3);
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      diR.add(v0);
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      diR.add(v3);
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      diR.add(v2);
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      diR.add(v1);
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      // Lower Movement
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      Static3D pHips      = new Static3D( 16/400.0f,-205/400.0f,0);
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      Static4D HipsRegion = new Static4D(0,0,0,120/400.0f);
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      Dynamic1D diHips    = new Dynamic1D(1500,0.0f);
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      dBegin = new Static1D(0);
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      dMiddle= new Static1D(0);
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      dEnd   = new Static1D(0);
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      diHips.add(dBegin);
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      diHips.add(dMiddle);
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      diHips.add(dEnd);
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      diHips.add(dEnd);
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      diHips.add(dMiddle);
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      diHips.add(dBegin);
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      mEffects = new DistortedEffects();
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      mEffects.apply( new VertexEffectSink   ( diSink, pLeft , sinkRegion) );
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      mEffects.apply( new VertexEffectSink   ( diSink, pRight, sinkRegion) );
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      mEffects.apply( new VertexEffectDistort( diL   , pLeft , Region    ) );
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      mEffects.apply( new VertexEffectDistort( diR   , pRight, Region    ) );
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      mEffects.apply( new VertexEffectSwirl  ( diHips, pHips , HipsRegion) );
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      mScale= new Static3D(1,1,1);
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      mEffects.apply(new MatrixEffectScale(mScale));
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      mTexture = new DistortedTexture();
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      mScreen = new DistortedScreen();
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      }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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   void setHips(int swirl)
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     {      
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     dBegin.set(-swirl);
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     dEnd.set(+swirl);
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     }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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   void setSize(float size)
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     {
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     s0.set(size);
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     }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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   void setSwing(float swing)
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     {
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     v0.set( 0, swing, 0);
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     v1.set( swing, 0, 0);
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     v2.set( 0,-swing, 0);
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     v3.set(-swing, 0, 0);
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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 factor = width<height ? width : height/mBmpRatio;
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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.girl);
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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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     mBmpRatio = (float)bitmap.getHeight()/bitmap.getWidth();
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     mTexture.setTexture(bitmap);
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     if( mMesh==null )
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       {
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       mMesh = new MeshRectangles(30, (int)(30*mBmpRatio));
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       mMesh.setStretch(1.0f,mBmpRatio,1.0f);
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       }
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     mScreen.detachAll();
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     mScreen.attach(mTexture,mEffects,mMesh);
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     VertexEffectDistort.enable();
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     VertexEffectSink.enable();
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     VertexEffectSwirl.enable();
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     try
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       {
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       DistortedLibrary.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("Girl", ex.getMessage() );
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       }
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     }
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}