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distorted-objectlib / src / main / java / org / distorted / objectlib / objects / TwistyMegaminx.java @ f86b282a

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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2020 Leszek Koltunski                                                               //
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//                                                                                               //
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// This file is part of Magic Cube.                                                              //
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//                                                                                               //
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// Magic Cube 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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// Magic Cube 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 Magic Cube.  If not, see <http://www.gnu.org/licenses/>.                           //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.objectlib.objects;
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import static org.distorted.objectlib.main.MovementDodecahedron.COS54;
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import static org.distorted.objectlib.main.MovementDodecahedron.SIN54;
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import java.io.InputStream;
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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.main.QuatHelper;
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import org.distorted.objectlib.main.ObjectControl;
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import org.distorted.objectlib.main.ObjectType;
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import org.distorted.objectlib.helpers.ObjectShape;
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import org.distorted.objectlib.helpers.ObjectSticker;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public class TwistyMegaminx extends TwistyMinx
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{
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  static final float MEGA_D = 0.04f;
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  private int[] mQuatCenterIndices;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public TwistyMegaminx(int[] numL, Static4D quat, Static3D move, float scale, InputStream stream)
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    {
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    super(numL, quat, move, scale, stream);
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  private void initializeCenterIndices()
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    {
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    mQuatCenterIndices = new int[] { 16, 18, 22,  1, 20, 13, 14, 15,  0, 12,  2,  3 };
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  private int numCubitsPerCorner(int numLayers)
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    {
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    return 3*((numLayers-1)/2)*((numLayers-3)/2) + 1;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  private int numCubitsPerEdge(int numLayers)
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    {
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    return numLayers-2;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public int getNumStickerTypes(int[] numLayers)
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    {
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    return (numLayers[0]+3)/2;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public float[][] getCuts(int[] numLayers)
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    {
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    return genericGetCuts(numLayers[0],0.5f-MEGA_D);
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  private float[] computeCenter(int center, int numLayers)
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    {
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    if( mCenterCoords==null ) initializeCenterCoords();
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    float[] coords = mCenterCoords[center];
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    float A = 0.33f*numLayers;
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    return new float[] { A*coords[0], A*coords[1], A*coords[2] };
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Fill out mCurrCorner{X,Y,Z} by applying appropriate Quat to mBasicCorner{X,Y,Z}
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// Appropriate one: QUATS[QUAT_INDICES[corner]].
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  private void computeBasicCornerVectors(int corner)
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    {
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    if( mQuatCornerIndices==null ) initializeQuatIndices();
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    if( mQuats==null ) initializeQuats();
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    if( mCurrCornerV==null || mBasicCornerV==null ) initializeCornerV();
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    Static4D quat = mQuats[mQuatCornerIndices[corner]];
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    mCurrCornerV[0] = QuatHelper.rotateVectorByQuat(mBasicCornerV[0],quat);
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    mCurrCornerV[1] = QuatHelper.rotateVectorByQuat(mBasicCornerV[1],quat);
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    mCurrCornerV[2] = QuatHelper.rotateVectorByQuat(mBasicCornerV[2],quat);
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  private float[] computeCorner(int numCubitsPerCorner, int numLayers, int corner, int part)
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    {
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    if( mCorners==null ) initializeCorners();
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    if( mCurrCornerV==null || mBasicCornerV==null ) initializeCornerV();
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    float D = numLayers/3.0f;
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    float[] corn = mCorners[corner];
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    if( part==0 )
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      {
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      return new float[] { corn[0]*D, corn[1]*D, corn[2]*D };
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      }
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    else
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      {
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      float E = 2.0f*D*(0.5f-MEGA_D)/(0.5f*(numLayers-1));
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      int N = (numCubitsPerCorner-1)/3;
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      int block = (part-1) % N;
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      int index = (part-1) / N;
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      Static4D pri = mCurrCornerV[index];
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      Static4D sec = mCurrCornerV[(index+2)%3];
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      int layers= (numLayers-3)/2;
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      int multP = (block % layers) + 1;
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      int multS = (block / layers);
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      return new float[] {
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                          corn[0]*D + (pri.get0()*multP + sec.get0()*multS)*E,
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                          corn[1]*D + (pri.get1()*multP + sec.get1()*multS)*E,
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                          corn[2]*D + (pri.get2()*multP + sec.get2()*multS)*E
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                         };
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      }
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  private int computeEdgeType(int cubit, int numCubitsPerCorner, int numCubitsPerEdge)
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    {
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    int part = (cubit - NUM_CORNERS*numCubitsPerCorner) % numCubitsPerEdge;
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    return (part+1)/2;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  private float[] computeEdge(int numLayers, int edge, int part)
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    {
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    if( mCenterCoords==null ) initializeCenterCoords();
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    if( mCorners==null ) initializeCorners();
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    if( mEdgeMap==null ) initializeEdgeMap();
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    float D = numLayers/3.0f;
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    float[] c1 = mCorners[ mEdgeMap[edge][0] ];
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    float[] c2 = mCorners[ mEdgeMap[edge][1] ];
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    float x = D * (c1[0]+c2[0]) / 2;
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    float y = D * (c1[1]+c2[1]) / 2;
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    float z = D * (c1[2]+c2[2]) / 2;
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    if( part==0 )
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      {
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      return new float[] { x, y, z };
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      }
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    else
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      {
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      int mult = (part+1)/2;
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      int dir  = (part+1)%2;
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      float[] center = mCenterCoords[ mEdgeMap[edge][dir+2] ];
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      float vX = D*center[0] - x;
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      float vY = D*center[1] - y;
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      float vZ = D*center[2] - z;
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      float A = 3*mult*D*(0.5f-MEGA_D)*COS18/((numLayers-1)*0.5f);
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      A /= (float)Math.sqrt(vX*vX+vY*vY+vZ*vZ);
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      return new float[] { x+A*vX, y+A*vY, z+A*vZ };
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      }
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public float[][] getCubitPositions(int[] numLayers)
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    {
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    int numL = numLayers[0];
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    int numCubitsPerCorner = numCubitsPerCorner(numL);
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    int numCubitsPerEdge   = numCubitsPerEdge(numL);
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    int numCubits = NUM_CORNERS*numCubitsPerCorner + NUM_EDGES*numCubitsPerEdge + NUM_CENTERS;
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    int index=0;
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    final float[][] CENTERS = new float[numCubits][];
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    for(int corner=0; corner<NUM_CORNERS; corner++)
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      {
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      computeBasicCornerVectors(corner);
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      for(int part=0; part<numCubitsPerCorner; part++, index++)
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        {
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        CENTERS[index] = computeCorner(numCubitsPerCorner,numL,corner,part);
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        }
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      }
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    for(int edge=0; edge<NUM_EDGES; edge++)
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      {
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      for(int part=0; part<numCubitsPerEdge; part++, index++)
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        {
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        CENTERS[index] = computeEdge(numL, edge, part );
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        }
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      }
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    for(int center=0; center<NUM_CENTERS; center++, index++)
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      {
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      CENTERS[index] = computeCenter(center, numL);
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      }
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    return CENTERS;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  private int getQuat(int cubit, int numCubitsPerCorner, int numCubitsPerEdge)
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    {
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    if( mQuatCornerIndices==null || mQuatEdgeIndices==null ) initializeQuatIndices();
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    if( mQuatCenterIndices==null ) initializeCenterIndices();
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    if( cubit < NUM_CORNERS*numCubitsPerCorner )
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      {
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      int corner = cubit/numCubitsPerCorner;
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      return mQuatCornerIndices[corner];
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      }
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    if( cubit < NUM_CORNERS*numCubitsPerCorner + NUM_EDGES*numCubitsPerEdge )
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      {
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      int edge = (cubit-NUM_CORNERS*numCubitsPerCorner)/numCubitsPerEdge;
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      return mQuatEdgeIndices[edge];
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      }
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    int center = cubit - NUM_CORNERS*numCubitsPerCorner - NUM_EDGES*numCubitsPerEdge;
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    return mQuatCenterIndices[center];
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public ObjectShape getObjectShape(int variant)
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    {
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    int[] numLayers = getNumLayers();
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    int numVariants = getNumCubitVariants(numLayers);
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    int numL        = numLayers[0];
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    boolean small   = numL<=3;
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    if( variant==0 )
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      {
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      float width = numL*(0.5f-MEGA_D)/(0.5f*(numL-1));
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      float A = (2*SQ3/3)*SIN54;
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      float B = 0.4f;
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      double X = width*COS18*SIN_HALFD;
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      double Y = width*SIN18;
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      double Z = width*COS18*COS_HALFD;
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      double[][] vertices = new double[][]
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        {
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            { 0.0, 0.0      , 0.0 },
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            {   X,   Y      ,  -Z },
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            { 0.0, 2*Y      ,-2*Z },
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            {  -X,   Y      ,  -Z },
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            { 0.0, 0.0-width, 0.0 },
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            {   X,   Y-width,  -Z },
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            { 0.0, 2*Y-width,-2*Z },
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            {  -X,   Y-width,  -Z },
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        };
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      int[][] vertIndexes = new int[][]
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        {
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            {4,5,1,0},
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            {7,4,0,3},
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            {0,1,2,3},
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            {4,5,6,7},
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            {6,5,1,2},
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            {7,6,2,3}
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        };
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      float[][] bands    = new float[][]
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        {
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         {0.04f,34,0.3f,0.2f, 3, 0, 0},
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         {0.00f, 0,0.0f,0.0f, 2, 0, 0}
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        };
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      int[] bandIndices   = new int[] { 0,0,0,1,1,1};
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      float[][] corners   = new float[][] { {0.04f,0.10f} };
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      int[] cornerIndices = new int[] { 0,-1,-1,-1,-1,-1,-1,-1 };
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      float[][] centers   = new float[][] { {0.0f, -(float)Math.sqrt(1-A*A)*B,-A*B} };
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      int[] centerIndices = new int[] { 0,-1,-1,-1,-1,-1,-1,-1 };
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      return new ObjectShape(vertices,vertIndexes,bands,bandIndices,corners,cornerIndices,centers,centerIndices,getNumCubitFaces(), null);
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      }
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    if( variant<numVariants-1 )
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      {
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      int type = variant-1;
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      float height= numL*(0.5f-MEGA_D)*COS18/((numL-1)*0.5f);
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      float width = numL*2*MEGA_D + 2*type*height*SIN18/COS18;
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      double W = width/2;
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      double X = height*SIN_HALFD;
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      double Y = height*SIN18/COS18;
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      double Z = height*COS_HALFD;
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      double[][] vertices = new double[][]
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        {
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            { 0.0,   W   , 0.0 },
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            {   X, W+Y   ,  -Z },
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            { 0.0, W+2*Y ,-2*Z },
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            {  -X, W+Y   ,  -Z },
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            { 0.0,  -W   , 0.0 },
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            {   X,-W-Y   ,  -Z },
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            { 0.0,-W-2*Y ,-2*Z },
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            {  -X,-W-Y   ,  -Z },
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        };
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      int[][] vertIndexes = new int[][]
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        {
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            {4,5,1,0},
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            {7,4,0,3},
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            {7,6,2,3},
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            {6,5,1,2},
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            {0,1,2,3},
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            {4,5,6,7}
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        };
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      int N = small ? 5 : 3;
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      float[][] bands = new float[][]
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        {
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         {0.04f,34,0.2f,0.2f,N,0,0},
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         {0.00f,34,0.3f,0.2f,2,0,0}
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        };
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      int[] bandIndices   = new int[] { 0,0,1,1,1,1};
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      float[][] corners   = new float[][] { {0.04f,0.10f} };
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      int[] cornerIndices = new int[] { -1,-1,-1,-1, -1,-1,-1,-1 };
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      float[][] centers   = new float[][] { {0.0f, 0.0f, (float)(-2*Z)} };
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      int[] centerIndices = new int[] { -1,-1,-1,-1, -1,-1,-1,-1 };
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      return new ObjectShape(vertices,vertIndexes,bands,bandIndices,corners,cornerIndices,centers,centerIndices,getNumCubitFaces(), null);
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      }
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    else
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      {
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      float width = 2*numL*(MEGA_D+(0.5f-MEGA_D)*SIN18);
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      final double V = 0.83;   // ??
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      final double ANGLE = V*Math.PI;
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      final double cosA  = Math.cos(ANGLE);
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      final double sinA  = Math.sin(ANGLE);
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      float R  = 0.5f*width/COS54;
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      float X1 = R*COS54;
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      float Y1 = R*SIN54;
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      float X2 = R*COS18;
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      float Y2 = R*SIN18;
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      double[][] vertices = new double[][]
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        {
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          {-X1,+Y1*sinA, Y1*cosA},
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          {-X2,-Y2*sinA,-Y2*cosA},
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          {0.0f,-R*sinA, -R*cosA},
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          {+X2,-Y2*sinA,-Y2*cosA},
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          {+X1,+Y1*sinA, Y1*cosA}
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        };
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      int[][] vertIndexes = new int[][]
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        {
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          {0,1,2,3,4},
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          {0,1,2,3,4}
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        };
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      int N = small ? 4 : 3;
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      float[][] bands = new float[][]
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        {
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         {0.04f,45, R/3,0.2f,N,0,0},
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         {0.00f,45, R/3,0.2f,2,0,0}
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        };
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      int[] bandIndices   = new int[] { 0,1 };
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      float[][] corners   = new float[][] { {0.04f,0.10f} };
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      int[] cornerIndices = new int[] { -1,-1,-1,-1, -1 };
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      float[][] centers   = new float[][] { {0.0f, 0.0f, 0.0f} };
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      int[] centerIndices = new int[] { -1,-1,-1,-1, -1 };
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      return new ObjectShape(vertices,vertIndexes,bands,bandIndices,corners,cornerIndices,centers,centerIndices,getNumCubitFaces(), null);
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      }
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public Static4D getQuat(int cubit, int[] numLayers)
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    {
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    if( mQuats==null ) initializeQuats();
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    int numL = numLayers[0];
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    int numCubitsPerCorner = numCubitsPerCorner(numL);
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    int numCubitsPerEdge   = numCubitsPerEdge(numL);
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    return mQuats[getQuat(cubit,numCubitsPerCorner,numCubitsPerEdge)];
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public int getNumCubitVariants(int[] numLayers)
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    {
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    switch(numLayers[0])
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      {
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      case 3: return 3;
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      case 5: return 4;
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      }
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    return 3;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  public int getCubitVariant(int cubit, int[] numLayers)
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    {
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    int numL = numLayers[0];
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    int numCubitsPerCorner = numCubitsPerCorner(numL);
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    if( cubit<NUM_CORNERS*numCubitsPerCorner ) return 0;
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    int numCubitsPerEdge = numCubitsPerEdge(numL);
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    if( cubit<NUM_CORNERS*numCubitsPerCorner + NUM_EDGES*numCubitsPerEdge )
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      {
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      int type = computeEdgeType(cubit,numCubitsPerCorner,numCubitsPerEdge);
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      return type+1;
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      }
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    return getNumCubitVariants(numLayers)-1;
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    }
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///////////////////////////////////////////////////////////////////////////////////////////////////
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  int getCornerColor(int cubit, int cubitface, int numLayers, int numCubitsPerCorner)
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    {
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    if( mCornerFaceMap==null ) initializeCornerFaceMap();
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    if( cubitface<0 || cubitface>2 ) return -1;
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    int part  = cubit % numCubitsPerCorner;
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    int corner= cubit / numCubitsPerCorner;
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    if( part==0 )
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      {
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      return mCornerFaceMap[corner][cubitface];
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      }
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    else
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      {
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      int N = (numCubitsPerCorner-1)/3;
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      int block = (part-1) % N;
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      int index = (part-1) / N;
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      if( block< (numLayers-3)/2 )
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        {
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        switch(index)
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          {
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          case 0: return cubitface==1 ? -1 : mCornerFaceMap[corner][cubitface];
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          case 1: return cubitface==0 ? -1 : mCornerFaceMap[corner][cubitface];
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          case 2: return cubitface==2 ? -1 : mCornerFaceMap[corner][cubitface];
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          }
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        }
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      else
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        {
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        switch(index)
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          {
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          case 0: return cubitface==0 ? mCornerFaceMap[corner][cubitface] : -1;
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          case 1: return cubitface==2 ? mCornerFaceMap[corner][cubitface] : -1;
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          case 2: return cubitface==1 ? mCornerFaceMap[corner][cubitface] : -1;
484 29b82486 Leszek Koltunski
          }
485
        }
486
      }
487
488
    return NUM_TEXTURES;
489
    }
490
491
///////////////////////////////////////////////////////////////////////////////////////////////////
492
493
  int getEdgeColor(int edge, int cubitface, int numCubitsPerEdge)
494
    {
495 a75ae1ee Leszek Koltunski
    if( cubitface<0 || cubitface>1 ) return -1;
496 29b82486 Leszek Koltunski
497
    int part    = edge % numCubitsPerEdge;
498
    int variant = edge / numCubitsPerEdge;
499
    if( mEdgeMap==null ) initializeEdgeMap();
500
501 a75ae1ee Leszek Koltunski
    return (part==0 || cubitface==((part+1)%2)) ? mEdgeMap[variant][cubitface+2] : -1;
502 29b82486 Leszek Koltunski
    }
503
504
///////////////////////////////////////////////////////////////////////////////////////////////////
505
506 43a4ccff Leszek Koltunski
  int getCenterColor(int center, int cubitface)
507 29b82486 Leszek Koltunski
    {
508 a75ae1ee Leszek Koltunski
    return cubitface>0 ? -1 : center;
509 29b82486 Leszek Koltunski
    }
510
511
///////////////////////////////////////////////////////////////////////////////////////////////////
512
513 a75ae1ee Leszek Koltunski
  public int getCubitFaceColor(int cubit, int face, int[] numLayers)
514 29b82486 Leszek Koltunski
    {
515 a57e6870 Leszek Koltunski
    int numL = numLayers[0];
516
    int numCubitsPerCorner = numCubitsPerCorner(numL);
517
    int numCubitsPerEdge   = numCubitsPerEdge(numL);
518 29b82486 Leszek Koltunski
519
    if( cubit < NUM_CORNERS*numCubitsPerCorner )
520
      {
521 a75ae1ee Leszek Koltunski
      return getCornerColor(cubit,face,numL,numCubitsPerCorner);
522 29b82486 Leszek Koltunski
      }
523
    else if( cubit<NUM_CORNERS*numCubitsPerCorner + NUM_EDGES*numCubitsPerEdge )
524
      {
525
      int edge = cubit - NUM_CORNERS*numCubitsPerCorner;
526 a75ae1ee Leszek Koltunski
      return getEdgeColor(edge,face,numCubitsPerEdge);
527 29b82486 Leszek Koltunski
      }
528
    else
529
      {
530
      int center = cubit-NUM_CORNERS*numCubitsPerCorner-NUM_EDGES*numCubitsPerEdge;
531 a75ae1ee Leszek Koltunski
      return getCenterColor( center, face );
532
      }
533
    }
534
535
///////////////////////////////////////////////////////////////////////////////////////////////////
536
537
  public int getVariantFaceColor(int variant, int face, int[] numLayers)
538
    {
539
    if( variant==0 ) return 0;
540
    else
541
      {
542
      if( variant==getNumCubitVariants(numLayers)-1 ) return 1;
543
      else return variant+1;
544 29b82486 Leszek Koltunski
      }
545
    }
546
547
///////////////////////////////////////////////////////////////////////////////////////////////////
548
549 1bb09f88 Leszek Koltunski
  public ObjectSticker retSticker(int sticker)
550 29b82486 Leszek Koltunski
    {
551
    if( mStickers==null )
552
      {
553 43a4ccff Leszek Koltunski
      float[][] STICKERS;
554
      int[] numLayers = getNumLayers();
555
      int numL = numLayers[0];
556
557
      if( numL==3 )
558 29b82486 Leszek Koltunski
        {
559 43a4ccff Leszek Koltunski
        STICKERS = new float[][]
560
          {
561
            { -0.36327127f, -0.5f, 0.36327127f, -0.26393202f, 0.36327127f, 0.5f, -0.36327127f, 0.26393202f },
562
            { -0.29389262f, 0.4045085f, -0.47552824f, -0.1545085f, 0.0f, -0.5f, 0.47552824f, -0.1545085f, 0.29389262f, 0.4045085f },
563
            { -0.5f, -0.0914315f, 0.5f, -0.4163512f, 0.5f, 0.4163512f, -0.5f, 0.0914315f }
564
          };
565
        }
566
      else
567
        {
568
        STICKERS = new float[][]
569
          {
570
            { -0.36327127f, -0.5f, 0.36327127f, -0.26393202f, 0.36327127f, 0.5f, -0.36327127f, 0.26393202f },
571
            { -0.29389262f, 0.4045085f, -0.47552824f, -0.1545085f, 0.0f, -0.5f, 0.47552824f, -0.1545085f, 0.29389262f, 0.4045085f },
572
            { -0.49233657f, -0.18006028f, 0.49233657f, -0.5f, 0.49233657f, 0.5f, -0.49233657f, 0.18006028f },
573
            { -0.3002273f, -0.30490047f, 0.3002273f, -0.5f, 0.3002273f, 0.5f, -0.3002273f, 0.30490047f }
574
          };
575
        }
576 29b82486 Leszek Koltunski
577
      mStickers = new ObjectSticker[STICKERS.length];
578
579
      final float R0 = 0.08f;
580 43a4ccff Leszek Koltunski
      final float R1 = 0.10f;
581 29b82486 Leszek Koltunski
      final float R2 = 0.12f;
582
      final float R3 = 0.08f;
583 43a4ccff Leszek Koltunski
584
      final float[][] radii = { {R0,R0,R0,R0},{R1,R1,R1,R1,R1},{R2,R2,R2,R2},{R3,R3,R3,R3} };
585
      float[] strokes = { 0.10f,0.065f,0.12f,0.08f };
586 8592461c Leszek Koltunski
587
      if( ObjectControl.isInIconMode() )
588
        {
589 43a4ccff Leszek Koltunski
        float mult = numL==3 ? 1.5f : 2.2f;
590 8592461c Leszek Koltunski
591
        strokes[0]*=mult;
592
        strokes[1]*=mult;
593
        strokes[2]*=mult;
594
        strokes[3]*=mult;
595
        strokes[4]*=mult;
596
        }
597 29b82486 Leszek Koltunski
598
      for(int s=0; s<STICKERS.length; s++)
599
        {
600
        mStickers[s] = new ObjectSticker(STICKERS[s],null,radii[s],strokes[s]);
601
        }
602
      }
603
604 1bb09f88 Leszek Koltunski
    return mStickers[sticker];
605 29b82486 Leszek Koltunski
    }
606
607 61aa85e4 Leszek Koltunski
///////////////////////////////////////////////////////////////////////////////////////////////////
608
609 a57e6870 Leszek Koltunski
  public ObjectType intGetObjectType(int[] numLayers)
610 61aa85e4 Leszek Koltunski
    {
611 a57e6870 Leszek Koltunski
    switch(numLayers[0])
612 61aa85e4 Leszek Koltunski
      {
613 8005e762 Leszek Koltunski
      case 3: return ObjectType.MEGA_3;
614
      case 5: return ObjectType.MEGA_5;
615 61aa85e4 Leszek Koltunski
      }
616 8005e762 Leszek Koltunski
    return ObjectType.MEGA_3;
617 61aa85e4 Leszek Koltunski
    }
618
619 29b82486 Leszek Koltunski
///////////////////////////////////////////////////////////////////////////////////////////////////
620
621 e26eb4e7 Leszek Koltunski
  public String getObjectName()
622 29b82486 Leszek Koltunski
    {
623 e26eb4e7 Leszek Koltunski
    switch(getNumLayers()[0])
624
      {
625
      case 3: return "Megaminx";
626
      case 5: return "Gigaminx";
627
      }
628
    return "Megaminx";
629 29b82486 Leszek Koltunski
    }
630
631
///////////////////////////////////////////////////////////////////////////////////////////////////
632
633 e26eb4e7 Leszek Koltunski
  public String getInventor()
634 29b82486 Leszek Koltunski
    {
635 e26eb4e7 Leszek Koltunski
    switch(getNumLayers()[0])
636
      {
637
      case 3: return "Ferenc Szlivka";
638
      case 5: return "Tyler Fox";
639
      }
640
    return "Ferenc Szlivka";
641 29b82486 Leszek Koltunski
    }
642
643 59c20632 Leszek Koltunski
///////////////////////////////////////////////////////////////////////////////////////////////////
644
645 e26eb4e7 Leszek Koltunski
  public int getYearOfInvention()
646 59c20632 Leszek Koltunski
    {
647 e26eb4e7 Leszek Koltunski
    switch(getNumLayers()[0])
648 59c20632 Leszek Koltunski
      {
649
      case 3: return 1982;
650
      case 5: return 2006;
651
      }
652 e26eb4e7 Leszek Koltunski
    return 2006;
653 59c20632 Leszek Koltunski
    }
654
655 29b82486 Leszek Koltunski
///////////////////////////////////////////////////////////////////////////////////////////////////
656
657 e26eb4e7 Leszek Koltunski
  public int getComplexity()
658 29b82486 Leszek Koltunski
    {
659 e26eb4e7 Leszek Koltunski
    switch(getNumLayers()[0])
660
      {
661
      case 3: return 7;
662
      case 5: return 9;
663
      }
664 a57e6870 Leszek Koltunski
    return 9;
665 29b82486 Leszek Koltunski
    }
666
}