TwistyPuzzleLib

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

  int getCornerColor(int cubit, int cubitface, int numLayers, int numCubitsPerCorner)

    {

    if( mCornerFaceMap==null ) initializeCornerFaceMap();

    if( cubitface<0 || cubitface>2 ) return -1;

    int part  = cubit % numCubitsPerCorner;

    int corner= cubit / numCubitsPerCorner;

    if( part==0 )

      {

      return mCornerFaceMap[corner][cubitface];

      }

    else

      {

      int N = (numCubitsPerCorner-1)/3;

      int block = (part-1) % N;

      int index = (part-1) / N;

      if( block< (numLayers-3)/2 )

        {

        switch(index)

          {

          case 0: return cubitface==1 ? -1 : mCornerFaceMap[corner][cubitface];

          case 1: return cubitface==0 ? -1 : mCornerFaceMap[corner][cubitface];

          case 2: return cubitface==2 ? -1 : mCornerFaceMap[corner][cubitface];

          }

        }

      else

        {

        switch(index)

          {

          case 0: return cubitface==0 ? mCornerFaceMap[corner][cubitface] : -1;

          case 1: return cubitface==2 ? mCornerFaceMap[corner][cubitface] : -1;

          case 2: return cubitface==1 ? mCornerFaceMap[corner][cubitface] : -1;

          }

        }

      }

    return NUM_TEXTURES;

    }

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

  int getEdgeColor(int edge, int cubitface, int numCubitsPerEdge)

    {

    if( cubitface<0 || cubitface>1 ) return -1;

    int part    = edge % numCubitsPerEdge;

    int variant = edge / numCubitsPerEdge;

    if( mEdgeMap==null ) initializeEdgeMap();

    return (part==0 || cubitface==((part+1)%2)) ? mEdgeMap[variant][cubitface+2] : -1;

    }

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

  int getCenterColor(int center, int cubitface)

    {

    return cubitface>0 ? -1 : center;

    }

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

  public int getCubitFaceColor(int cubit, int face, int[] numLayers)

    {

    int numL = numLayers[0];

    int numCubitsPerCorner = numCubitsPerCorner(numL);

    int numCubitsPerEdge   = numCubitsPerEdge(numL);

    if( cubit < NUM_CORNERS*numCubitsPerCorner )

      {

      return getCornerColor(cubit,face,numL,numCubitsPerCorner);

      }

    else if( cubit<NUM_CORNERS*numCubitsPerCorner + NUM_EDGES*numCubitsPerEdge )

      {

      int edge = cubit - NUM_CORNERS*numCubitsPerCorner;

      return getEdgeColor(edge,face,numCubitsPerEdge);

      }

    else

      {

      int center = cubit-NUM_CORNERS*numCubitsPerCorner-NUM_EDGES*numCubitsPerEdge;

      return getCenterColor( center, face );

      }

    }