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examples / src / main / java / org / distorted / examples / effectqueue / EffectQueueSurfaceView.java @ 627e0ea2

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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.effectqueue;
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import android.app.ActivityManager;
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import android.content.Context;
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import android.content.pm.ConfigurationInfo;
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import android.opengl.GLSurfaceView;
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import android.view.MotionEvent;
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import android.util.AttributeSet;
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import org.distorted.library.effect.Effect;
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import org.distorted.library.effect.FragmentEffectAlpha;
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import org.distorted.library.effect.FragmentEffectChroma;
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import org.distorted.library.effect.FragmentEffectSaturation;
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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.type.Dynamic1D;
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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 org.distorted.library.type.Dynamic3D;
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import static org.distorted.examples.effectqueue.EffectQueueRenderer.*;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public class EffectQueueSurfaceView extends GLSurfaceView
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  {
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  private static final int RADIUS = EffectQueueRenderer.BWID/6;
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  private EffectQueueRenderer mRenderer;
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  private int mCurrentEffect;
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  private int mScrW, mScrH;
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  private Dynamic1D mInterA, mInterB, mInterC, mInterS;
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  private Dynamic3D mInterD;
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  private final static Static3D RED      = new Static3D(1,0,0);
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  private final static Static3D REGION_F = new Static3D(RADIUS,RADIUS,RADIUS);
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  private final static Static4D REGION_V = new Static4D(0,0,0,RADIUS);
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public EffectQueueSurfaceView(Context context, AttributeSet attrs)
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    {
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    super(context, attrs);
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    int duration = 10000;
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    float count  = 1.0f;
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    int h = 30;
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    int r = 20;
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    mInterD = new Dynamic3D(duration,count);
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    mInterD.add(new Static3D( 0, r, h ));
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    mInterD.add(new Static3D(-r, 0, h ));
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    mInterD.add(new Static3D( 0,-r, h ));
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    mInterD.add(new Static3D( r, 0, h ));
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    mInterA = new Dynamic1D(duration,count);
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    mInterA.add(new Static1D(1));
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    mInterA.add(new Static1D(0));
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    mInterS = new Dynamic1D(duration,count);
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    mInterS.add(new Static1D(1.0f));
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    mInterS.add(new Static1D(0.3f));
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    mInterC = new Dynamic1D(duration,count);
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    mInterC.add(new Static1D(1));
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    mInterC.add(new Static1D(0));
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    mInterB = new Dynamic1D(duration,count);
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    mInterB.add(new Static1D(0));
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    mInterB.add(new Static1D(1));
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    if(!isInEditMode())
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      {
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      setFocusable(true);
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      setFocusableInTouchMode(true);
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      mRenderer = new EffectQueueRenderer(this);
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      final ActivityManager activityManager     = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
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      final ConfigurationInfo configurationInfo = activityManager.getDeviceConfigurationInfo();
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      setEGLContextClientVersion( (configurationInfo.reqGlEsVersion>>16) >= 3 ? 3:2 );
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      setRenderer(mRenderer);
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      setEffect(0);
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      }
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  EffectQueueRenderer getRenderer()
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    {
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    return mRenderer;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public void setScreenSize(int width, int height)
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    {
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    mScrW = width;
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    mScrH = height;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public void setEffect(int effect)
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    {
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    mCurrentEffect = effect;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  @Override
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  public boolean onTouchEvent(MotionEvent event)
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    {
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    int x,y,action = event.getAction();
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    Effect effect;
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    boolean success;
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    switch(action)
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      {
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      case MotionEvent.ACTION_DOWN: x = (int)event.getX()*BWID/mScrW - BWID/2;
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                                    y = BHEI/2 - (int)event.getY()*BHEI/mScrH;
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                                    EffectQueueActivity act = (EffectQueueActivity)getContext();
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                                    Static3D center = new Static3D(x,y,0);
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                                    switch(mCurrentEffect)
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                                      {
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                                      case 0: effect = new VertexEffectDistort     (mInterD,      center, REGION_V);
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                                              success= mRenderer.getEffects().apply(effect);
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                                              act.effectAdded(success,effect);
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                                              break;
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                                      case 1: effect = new VertexEffectSink        (mInterS,      center, REGION_V);
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                                              success= mRenderer.getEffects().apply(effect);
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                                              act.effectAdded(success,effect);
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                                              break;
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                                      case 2: effect = new FragmentEffectAlpha     (mInterA,      center, REGION_F, true);
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                                              success= mRenderer.getEffects().apply(effect);
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                                              act.effectAdded(success,effect);
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                                              break;
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                                      case 3: effect = new FragmentEffectSaturation(mInterB,      center, REGION_F, false);
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                                              success= mRenderer.getEffects().apply(effect);
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                                              act.effectAdded(success,effect);
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                                              break;
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                                      case 4: effect = new FragmentEffectChroma    (mInterC, RED, center, REGION_F, true);
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                                              success= mRenderer.getEffects().apply(effect);
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                                              act.effectAdded(success,effect);
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                                              break;
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                                      }
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                                    break;
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      }
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    return true;
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    }
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  }