Magic Cube

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

// Copyright 2021 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Magic Cube.                                                              //

//                                                                                               //

// Magic Cube 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.                                                           //

//                                                                                               //

// Magic Cube 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 Magic Cube.  If not, see <http://www.gnu.org/licenses/>.                           //

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

package org.distorted.control;

import android.graphics.Bitmap;

import android.graphics.BitmapFactory;

import org.distorted.library.effect.MatrixEffectMove;

import org.distorted.library.effect.MatrixEffectScale;

import org.distorted.library.main.DistortedEffects;

import org.distorted.library.main.DistortedNode;

import org.distorted.library.main.DistortedScreen;

import org.distorted.library.main.DistortedTexture;

import org.distorted.library.mesh.MeshQuad;

import org.distorted.library.message.EffectListener;

import org.distorted.library.type.Dynamic;

import org.distorted.library.type.Dynamic3D;

import org.distorted.library.type.Static3D;

import org.distorted.main.R;

import org.distorted.main.RubikActivity;

import java.io.IOException;

import java.io.InputStream;

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

class RubikControlWhole implements EffectListener

  {

  private static final int NUM_NODE = 4;

  private static final int NUM_EFFE = 4;

  private final RubikControl mControl;

  private DistortedEffects[] mEffects;

  private DistortedNode[] mNodes;

  private long mEffectID;

  private int mStageFinished, mWidth, mHeight;

  private MeshQuad mQuad;

  private DistortedTexture mTextureHand, mTextureShad, mTextureCirc;

  private Dynamic3D mDynMoveHand1, mDynMoveShad1;

  private Dynamic3D mDynScaleHand1, mDynScaleShad1;

  private MatrixEffectMove mMoveHand1, mMoveShad1;

  private MatrixEffectScale mScaleHand1, mScaleShad1;

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

   private Bitmap openBitmap(RubikActivity act, int resource)

     {

     try( InputStream is = act.getResources().openRawResource(resource) )

       {

       return BitmapFactory.decodeStream(is);

       }

     catch( IOException e )

       {

       // ignore

       }

     return null;

     }

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

  private void createEffectsStage1()

    {

    float x0 = mWidth*0.55f;

    float x1 = mWidth*0.45f;

    float x2 = mWidth*0.35f;

    float y1 = mHeight*0.28f;

    float z  = 0;

    float d  = mWidth*0.01f;

    float s  = mWidth*0.33f;

    Static3D point0h = new Static3D(-x0    ,-y1    , z);

    Static3D point1h = new Static3D(-x1    ,-y1    , z);

    Static3D point2h = new Static3D(-x2    ,-y1    , z);

    Static3D point3h = new Static3D(-x2  +d,-y1  +d, z);

    Static3D point0s = new Static3D(-x0+2*d,-y1+2*d, z);

    Static3D point1s = new Static3D(-x1+2*d,-y1+2*d, z);

    Static3D point2s = new Static3D(-x2+2*d,-y1+2*d, z);

    Static3D point3s = new Static3D(-x2  +d,-y1  +d, z);

    Static3D pointSc = new Static3D(s,s,s);

    mDynMoveHand1.add(point0h);

    mDynMoveHand1.add(point1h);

    mDynMoveHand1.add(point2h);

    mDynMoveHand1.add(point2h);

    mDynMoveHand1.add(point3h);

    mDynMoveShad1.add(point0s);

    mDynMoveShad1.add(point1s);

    mDynMoveShad1.add(point2s);

    mDynMoveShad1.add(point2s);

    mDynMoveShad1.add(point3s);

    mDynScaleHand1.add(pointSc);

    mDynScaleShad1.add(pointSc);

    mStageFinished = 1;

    }

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

  private void createEffectsStage2()

    {

    float x2 = mWidth*0.35f;

    float y1 = mHeight*0.28f;

    float z  = 0;

    float d  = mWidth*0.01f;

    float sS = mWidth*0.0001f;

    float sF = mWidth*0.16f;

    Static3D point3h = new Static3D(-x2  +d,-y1  +d, z);

    Static3D scaleS  = new Static3D(sS,sS,sS);

    Static3D scaleF  = new Static3D(sF,sF,sF);

    mDynMoveHand1.removeAll();

    mDynMoveHand1.add(point3h);

    mDynMoveShad1.removeAll();

    mDynMoveShad1.add(point3h);

    mDynScaleShad1.removeAll();

    mDynScaleShad1.add(scaleS);

    mDynScaleShad1.add(scaleF);

    mDynScaleShad1.resetToBeginning();

    mNodes[0].changeInputSurface(mTextureCirc);

    mStageFinished = 2;

    }

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

  private void reloadEffectsStage1()

    {

    mDynMoveHand1.resetToBeginning();

    mDynMoveShad1.resetToBeginning();

    mMoveHand1.notifyWhenFinished(this);

    }

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

  private void createEffects()

    {

    if( mEffects==null )

      {

      mEffects = new DistortedEffects[NUM_EFFE];

      for(int i=0; i<NUM_EFFE; i++) mEffects[i]= new DistortedEffects();

      int time = 3000;

      mDynMoveHand1 = new Dynamic3D(time,0.5f);

      mDynMoveHand1.setMode(Dynamic.MODE_PATH);

      mDynMoveHand1.setConvexity(0.0f);

      mDynMoveShad1 = new Dynamic3D(time,0.5f);

      mDynMoveShad1.setMode(Dynamic.MODE_PATH);

      mDynMoveShad1.setConvexity(0.0f);

      mDynScaleHand1 = new Dynamic3D(time,0.5f);

      mDynScaleHand1.setMode(Dynamic.MODE_PATH);

      mDynScaleHand1.setConvexity(0.0f);

      mDynScaleShad1 = new Dynamic3D(time,0.5f);

      mDynScaleShad1.setMode(Dynamic.MODE_PATH);

      mDynScaleShad1.setConvexity(0.0f);

      mMoveHand1 = new MatrixEffectMove(mDynMoveHand1);

      mMoveShad1 = new MatrixEffectMove(mDynMoveShad1);

      mScaleHand1= new MatrixEffectScale(mDynScaleHand1);

      mScaleShad1= new MatrixEffectScale(mDynScaleShad1);

      mMoveHand1.notifyWhenFinished(this);

      mEffects[0].apply(mScaleShad1);

      mEffects[0].apply(mMoveShad1);

      mEffects[2].apply(mScaleHand1);

      mEffects[2].apply(mMoveHand1);

      DistortedScreen screen = mControl.getScreen();

      mWidth = screen.getWidth();

      mHeight= screen.getHeight();

      createEffectsStage1();

      }

    else reloadEffectsStage1();

    }

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

  private void createNodes()

    {

    if( mNodes==null )

      {

      mNodes = new DistortedNode[NUM_NODE];

      mQuad  = new MeshQuad();

      }

    RubikActivity act = mControl.getActivity();

    if( act!=null )

      {

      Bitmap bmpCirc = openBitmap(act, R.drawable.ui_fading_circle);

      Bitmap bmpShad = openBitmap(act, R.drawable.ui_hand_shadow);

      Bitmap bmpHand = openBitmap(act, R.drawable.ui_hand_pointer);

      mTextureCirc = new DistortedTexture();

      mTextureCirc.setTexture(bmpCirc);

      mTextureShad = new DistortedTexture();

      mTextureShad.setTexture(bmpShad);

      mTextureHand = new DistortedTexture();

      mTextureHand.setTexture(bmpHand);

      mNodes[0]= new DistortedNode(mTextureShad,mEffects[0],mQuad);

      mNodes[1]= new DistortedNode(mTextureShad,mEffects[1],mQuad);

      mNodes[2]= new DistortedNode(mTextureHand,mEffects[2],mQuad);

      mNodes[3]= new DistortedNode(mTextureHand,mEffects[3],mQuad);

      }

    else

      {

      android.util.Log.e("D", "Activity NULL!!");

      }

    }

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

  long getEffectID()

    {

    return mEffectID;

    }

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

  DistortedNode[] getNodes()

    {

    createEffects();

    createNodes();

    return mNodes;

    }

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

  DistortedNode[] returnNodes()

    {

    return mNodes;

    }

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

  RubikControlWhole(RubikControl control)

    {

    mControl = control;

    }

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

// PUBLIC

  public void effectFinished(long effectID)

    {

    switch( mStageFinished )

      {

      case 1: createEffectsStage2();

              break;

      case 2: mEffectID = -1;

              mControl.effectFinished(mEffectID);

              break;

      }

    }

  }