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examples / src / main / java / org / distorted / examples / predeform / PredeformActivity.java @ 641ea00c

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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.predeform;
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import android.app.Activity;
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import android.content.Intent;
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import android.os.Bundle;
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import android.view.View;
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import android.widget.AdapterView;
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import android.widget.ArrayAdapter;
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import android.widget.Button;
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import android.widget.LinearLayout;
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import android.widget.NumberPicker;
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import android.widget.Spinner;
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import org.distorted.examples.R;
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import org.distorted.library.effect.Effect;
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import org.distorted.library.effect.EffectName;
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import org.distorted.library.effect.EffectType;
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import org.distorted.library.effect.VertexEffect;
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import org.distorted.library.type.Static4D;
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import java.util.ArrayList;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public class PredeformActivity extends Activity implements View.OnClickListener, AdapterView.OnItemSelectedListener
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  {
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  private int mNumCols = 1;
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  private int mNumRows = 1;
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  private int mNumSlic = 1;
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  private NumberPicker mColsPicker, mRowsPicker, mSlicPicker;
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  private int mObjectType;
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  private int mBitmapID;
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  private EffectName[] mEffectNames;
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  private int mEffectAdd;
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  private LinearLayout mLayout;
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  private int mChildren;
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  private ArrayList<PredeformEffect> mList;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  @Override
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  protected void onCreate(Bundle savedState)
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    {
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    super.onCreate(savedState);
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    setContentView(R.layout.predeformpickerlayout);
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    mLayout = findViewById(R.id.predeformLayout);
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    mChildren = 0;
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    mList = new ArrayList<>();
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    mColsPicker = findViewById(R.id.predeformCols);
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    mRowsPicker = findViewById(R.id.predeformRows);
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    mSlicPicker = findViewById(R.id.predeformSlices);
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    mColsPicker.setMaxValue(40);
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    mColsPicker.setMinValue( 1);
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    mRowsPicker.setMaxValue(40);
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    mRowsPicker.setMinValue( 1);
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    mSlicPicker.setMaxValue(40);
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    mSlicPicker.setMinValue( 0);
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    mColsPicker.setOnValueChangedListener(new NumberPicker.OnValueChangeListener()
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         {
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         @Override
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         public void onValueChange(NumberPicker picker, int oldVal, int newVal)
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           {
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           mNumCols = newVal;
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           }
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         });
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    mRowsPicker.setOnValueChangedListener(new NumberPicker.OnValueChangeListener()
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         {
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         @Override
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         public void onValueChange(NumberPicker picker, int oldVal, int newVal)
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           {
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           mNumRows = newVal;
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           }
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         });
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    mSlicPicker.setOnValueChangedListener(new NumberPicker.OnValueChangeListener()
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         {
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         @Override
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         public void onValueChange(NumberPicker picker, int oldVal, int newVal)
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           {
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           mNumSlic = newVal;
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           }
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         });
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    mObjectType = 0;
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    Spinner typeSpinner  = findViewById(R.id.predeformSpinnerType);
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    typeSpinner.setOnItemSelectedListener(this);
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    String[] objectType = new String[PredeformMeshList.LENGTH];
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    for(int mesh=0; mesh<PredeformMeshList.LENGTH; mesh++)
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      {
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      objectType[mesh] = "Mesh: "+PredeformMeshList.getName(mesh);
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      }
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    ArrayAdapter<String> adapterType = new ArrayAdapter<>(this, android.R.layout.simple_spinner_item, objectType);
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    adapterType.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
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    typeSpinner.setAdapter(adapterType);
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    Spinner bitmapSpinner  = findViewById(R.id.predeformSpinnerBitmap);
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    bitmapSpinner.setOnItemSelectedListener(this);
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    String[] objectBitmap = new String[] { "Texture: Grid", "Texture: Girl", "Texture: Dog", "Texture: Cat",
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                                           "Texture: Squares", "Texture: Bean", "Texture: Lisa", "Texture: World" };
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    ArrayAdapter<String> adapterBitmap = new ArrayAdapter<>(this, android.R.layout.simple_spinner_item, objectBitmap);
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    adapterBitmap.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
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    bitmapSpinner.setAdapter(adapterBitmap);
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    Spinner effectSpinner  = findViewById(R.id.predeformSpinnerEffect);
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    effectSpinner.setOnItemSelectedListener(this);
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    ArrayAdapter<String> adapterEffect = new ArrayAdapter<>(this, android.R.layout.simple_spinner_item, createEffectNames());
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    adapterEffect.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
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    effectSpinner.setAdapter(adapterEffect);
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    Button add = findViewById(R.id.predeformAddEffect);
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    add.setOnClickListener(this);
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    Button rem = findViewById(R.id.predeformRemoveEffect);
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    rem.setOnClickListener(this);
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    Button cre = findViewById(R.id.predeformCreate);
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    cre.setOnClickListener(this);
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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    private String[] createEffectNames()
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      {
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      EffectType type;
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      EffectName[] names = EffectName.values();
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      int numEffects=0;
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      for (EffectName effectName : names)
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        {
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        type = effectName.getType();
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        if (type == EffectType.VERTEX) numEffects++;
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        }
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      mEffectNames = new EffectName[numEffects];
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      String[] effectStrings = new String[numEffects];
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      numEffects=0;
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      for (EffectName name : names)
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        {
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        type = name.getType();
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        if (type == EffectType.VERTEX)
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          {
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          mEffectNames[numEffects] = name;
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          effectStrings[numEffects] = name.name();
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          numEffects++;
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          }
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        }
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      return effectStrings;
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      }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public void newEffect()
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    {
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    PredeformEffect eff = new PredeformEffect(mEffectNames[mEffectAdd], this );
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    mList.add(eff);
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    mChildren++;
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    View view = eff.createView(mChildren);
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    mLayout.addView(view);
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    int dimension = eff.getDimension();
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    Button butt;
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    switch(dimension)
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      {
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      case 1: butt = view.findViewById(R.id.button1dRemove);
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              butt.setOnClickListener(this);
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              break;
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      case 2: butt = view.findViewById(R.id.button2dRemove);
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              butt.setOnClickListener(this);
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              break;
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      case 3: butt = view.findViewById(R.id.button3dRemove);
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              butt.setOnClickListener(this);
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              break;
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      case 4: butt = view.findViewById(R.id.button4dRemove);
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              butt.setOnClickListener(this);
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              break;
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      case 5: butt = view.findViewById(R.id.button5dRemove);
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              butt.setOnClickListener(this);
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              break;
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      }
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    if( mEffectNames[mEffectAdd].getCenterDimension() > 0 )
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      {
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      View center = eff.createCenter(mChildren);
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      mLayout.addView(center);
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      }
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    if( mEffectNames[mEffectAdd].getRegionDimension() > 0 )
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      {
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      View region = eff.createRegion(mChildren);
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      mLayout.addView(region);
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      }
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    Effect effect = eff.createEffect();
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    PredeformEffectList.addNew( (VertexEffect)effect );
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public void removeAll()
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    {
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    mChildren = 0;
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    mList.clear();
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    mLayout.removeAllViews();
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    PredeformEffectList.removeAll();
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public void remove(View v)
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    {
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    for(PredeformEffect effect: mList)
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      {
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      if( effect.thisView(v) )
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        {
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        View view;
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        view = effect.getEffect();
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        if( view!=null ) mLayout.removeView(view);
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        view = effect.getCenter();
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        if( view!=null ) mLayout.removeView(view);
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        view = effect.getRegion();
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        if( view!=null ) mLayout.removeView(view);
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        PredeformEffectList.remove(effect.getId());
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        int index = mList.indexOf(effect);
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        int capac = mList.size();
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        for(int i=index+1; i<capac; i++)
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          {
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          mList.get(i).setBackground(i-1);
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          }
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        mList.remove(effect);
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        mChildren--;
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        break;
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        }
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      }
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public void create()
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    {
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    Intent mainInt = new Intent( getApplicationContext(), PredeformActivity2.class);
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    Bundle b = new Bundle();
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    b.putInt("type"  , mObjectType);
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    b.putInt("cols"  , PredeformMeshList.getCols(mObjectType, mNumCols, mNumRows, mNumSlic) );
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    b.putInt("rows"  , PredeformMeshList.getRows(mObjectType, mNumCols, mNumRows, mNumSlic) );
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    b.putInt("slices", PredeformMeshList.getSlic(mObjectType, mNumCols, mNumRows, mNumSlic) );
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    b.putInt("bitmap", mBitmapID);
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    mainInt.putExtras(b);
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    startActivity(mainInt);
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// TODO
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  int getScreenWidth()
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    {
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    return 1080;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// only important for matrix effects, ignore here
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  float getScaleFactor()
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    {
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    return 1.0f;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// only if we want to draw the center, ignore here
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  void setCenter(float x, float y, float z)
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    {
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// only if we want to draw the region, ignore here
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  void setRegion(Static4D region)
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    {
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  int getWidth()
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    {
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    return mNumCols;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  int getHeight()
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    {
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    return mNumRows;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  int getDepth()
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    {
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    return mNumSlic;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  @Override
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  public void onClick(View v)
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    {
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    switch (v.getId())
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      {
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      case R.id.predeformAddEffect   : newEffect(); break;
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      case R.id.predeformRemoveEffect: removeAll(); break;
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      case R.id.predeformCreate      : create();    break;
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      case R.id.button1dRemove       :
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      case R.id.button2dRemove       :
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      case R.id.button3dRemove       :
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      case R.id.button4dRemove       :
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      case R.id.button5dRemove       : remove(v)  ; break;
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      }
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  @Override
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  public void onWindowFocusChanged(boolean hasFocus)
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    {
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    super.onWindowFocusChanged(hasFocus);
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    mColsPicker.setValue(mNumCols);
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    mRowsPicker.setValue(mNumRows);
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    mSlicPicker.setValue(mNumSlic);
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  @Override
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  public void onItemSelected(AdapterView<?> parent, View view, int pos, long id)
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    {
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    switch(parent.getId())
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      {
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      case R.id.predeformSpinnerType  : if( mObjectType!=pos )
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                                          {
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                                          mObjectType = pos;
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                                          int dim = PredeformMeshList.getDimension(mObjectType);
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                                          mRowsPicker.setEnabled(dim>=1);
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                                          mColsPicker.setEnabled(dim>=2);
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                                          mSlicPicker.setEnabled(dim>=3);
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                                          }
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                                        break;
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      case R.id.predeformSpinnerBitmap: switch(pos)
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                                          {
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                                          case 0: mBitmapID = -1            ; break;
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                                          case 1: mBitmapID = R.raw.face    ; break;
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                                          case 2: mBitmapID = R.raw.dog     ; break;
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                                          case 3: mBitmapID = R.raw.cat     ; break;
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                                          case 4: mBitmapID = R.raw.grid    ; break;
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                                          case 5: mBitmapID = R.raw.bean    ; break;
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                                          case 6: mBitmapID = R.raw.monalisa; break;
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                                          case 7: mBitmapID = R.raw.world   ; break;
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                                          }
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                                        break;
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      case R.id.predeformSpinnerEffect: mEffectAdd = pos;
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                                        break;
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      }
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  @Override
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  public void onNothingSelected(AdapterView<?> parent)
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    {
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    }
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  }