Magic Cube

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

// Copyright 2022 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.bandaged;

import org.distorted.library.effect.MatrixEffectMove;

import org.distorted.library.effect.MatrixEffectQuaternion;

import org.distorted.library.effect.MatrixEffectScale;

import org.distorted.library.main.DistortedEffects;

import org.distorted.library.main.DistortedNode;

import org.distorted.library.main.DistortedTexture;

import org.distorted.library.mesh.MeshBase;

import org.distorted.library.type.Static3D;

import org.distorted.library.type.Static4D;

import org.distorted.objectlib.helpers.FactoryBandaged3x3Cubit;

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

public class BandagedCubit

{

    private static final Static3D CENTER = new Static3D(0,0,0);

    private DistortedNode mNode, mNewNode;

    private final DistortedTexture mTexture;

    private final DistortedEffects mEffects;

    private final Static3D mMove;

    private float mUnscaledX, mUnscaledY, mUnscaledZ;

    private float[] mPosition, mNewPosition;

    private boolean mIsAttached;

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

    private void computeMove(float[] position)

      {

      int numCenters = position.length/3;

      mUnscaledX=0.0f;

      mUnscaledY=0.0f;

      mUnscaledZ=0.0f;

      for(int center=0; center<numCenters; center++)

        {

        mUnscaledX += position[3*center  ];

        mUnscaledY += position[3*center+1];

        mUnscaledZ += position[3*center+2];

        }

      mUnscaledX /= numCenters;

      mUnscaledY /= numCenters;

      mUnscaledZ /= numCenters;

      }

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

// PUBLIC API

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

    public BandagedCubit(float[] position, Static4D quat1, Static4D quat2, Static3D moveY, Static3D scale, int color)

      {

      mPosition = position;

      mIsAttached = true;

      computeMove(mPosition);

      mMove = new Static3D(0,0,0);

      FactoryBandaged3x3Cubit factory = FactoryBandaged3x3Cubit.getInstance();

      MeshBase mesh = factory.createMesh(mPosition);

      mTexture = new DistortedTexture();

      mTexture.setColorARGB(color);

      MatrixEffectScale scaleEffect = new MatrixEffectScale(scale);

      MatrixEffectQuaternion quat1Effect = new MatrixEffectQuaternion(quat1, CENTER);

      MatrixEffectQuaternion quat2Effect = new MatrixEffectQuaternion(quat2, CENTER);

      MatrixEffectMove moveSEffect = new MatrixEffectMove(mMove);

      MatrixEffectMove moveYEffect = new MatrixEffectMove(moveY);

      mEffects = new DistortedEffects();

      mEffects.apply(scaleEffect);

      mEffects.apply(moveSEffect);

      mEffects.apply(quat2Effect);

      mEffects.apply(quat1Effect);

      mEffects.apply(moveYEffect);

      mNode = new DistortedNode(mTexture,mEffects,mesh);

      }

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

    public void prepareJoin(float[] position)

      {

      int len1 = mPosition.length;

      int len2 = position.length;

      mNewPosition = new float[len1+len2];

      System.arraycopy(mPosition, 0, mNewPosition,    0, len1);

      System.arraycopy(position , 0, mNewPosition, len1, len2);

/*

int l= mPosition.length/3;

String s="";

for(int i=0; i<l; i++) s += (mPosition[3*i]+" "+mPosition[3*i+1]+" "+mPosition[3*i+2]+"\n");

android.util.Log.e("D", "pos after joining: \n"+s);

*/

      FactoryBandaged3x3Cubit factory = FactoryBandaged3x3Cubit.getInstance();

      MeshBase mesh = factory.createMesh(mNewPosition);

      mNewNode = new DistortedNode(mTexture,mEffects,mesh);

      computeMove(mNewPosition);

      }

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

    public void swapNodes(float scale)

      {

      mPosition = mNewPosition;

      mNode = mNewNode;

      mMove.set( scale*mUnscaledX, scale*mUnscaledY, scale*mUnscaledZ);

      }

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

    public void scaleMove(float scale)

      {

      mMove.set( scale*mUnscaledX, scale*mUnscaledY, scale*mUnscaledZ);

      }

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

    public void setTexture(int color)

      {

      mTexture.setColorARGB(color);

      }

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

    public void detach()

      {

      mIsAttached = false;

      }

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

    public boolean isAttached()

      {

      return mIsAttached;

      }

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

    public float[] getPosition()

      {

      return mPosition;

      }

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

    public DistortedNode getNode()

      {

      return mNode;

      }

}