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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.Movement12.COS54;
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import static org.distorted.objectlib.main.Movement12.SIN54;
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import android.content.res.Resources;
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import org.distorted.library.main.DistortedEffects;
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import org.distorted.library.main.DistortedTexture;
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import org.distorted.library.mesh.MeshSquare;
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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.R;
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import org.distorted.objectlib.main.ObjectList;
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import org.distorted.objectlib.main.ObjectShape;
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import org.distorted.objectlib.main.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 size, Static4D quat, DistortedTexture texture, MeshSquare mesh,
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DistortedEffects effects, int[][] moves, Resources res, int scrWidth)
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{
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super(size, size, quat, texture, mesh, effects, moves, ObjectList.MEGA, res, scrWidth);
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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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protected int getResource(int numLayers)
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{
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switch(numLayers)
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{
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case 3: return R.raw.mega3;
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case 5: return R.raw.mega5;
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}
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return 0;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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protected int getNumStickerTypes(int numLayers)
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{
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return (numLayers+3)/2;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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protected float[][] getCuts(int numLayers)
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{
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return genericGetCuts(numLayers,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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protected float[][] getCubitPositions(int numLayers)
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{
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int numCubitsPerCorner = numCubitsPerCorner(numLayers);
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int numCubitsPerEdge = numCubitsPerEdge(numLayers);
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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,numLayers,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(numLayers, 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, numLayers);
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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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protected ObjectShape getObjectShape(int cubit, int numLayers)
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{
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int variant = getCubitVariant(cubit,numLayers);
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int numVariants = getNumCubitVariants(numLayers);
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if( variant==0 )
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{
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float width = numLayers*(0.5f-MEGA_D)/(0.5f*(numLayers-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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int N = numLayers==3 ? 1:0;
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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, N, 0},
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{0.00f, 0,0.0f,0.0f, 2, N, 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 numCubitsPerCorner = numCubitsPerCorner(numLayers);
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int numCubitsPerEdge = numCubitsPerEdge(numLayers);
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int type = computeEdgeType(cubit,numCubitsPerCorner,numCubitsPerEdge);
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float height= numLayers*(0.5f-MEGA_D)*COS18/((numLayers-1)*0.5f);
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float width = numLayers*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 = numLayers<=5 ? 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, 0,0.3f,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*numLayers*(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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399
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int N = numLayers==3 ? 4 : 3;
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401
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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, 0, R/3,0.2f,2,0,0}
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};
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407
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int[] bandIndices = new int[] { 0,1 };
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409
|
float[][] corners = new float[][] { {0.04f,0.10f} };
|
410
|
int[] cornerIndices = new int[] { -1,-1,-1,-1, -1 };
|
411
|
float[][] centers = new float[][] { {0.0f, 0.0f, 0.0f} };
|
412
|
int[] centerIndices = new int[] { -1,-1,-1,-1, -1 };
|
413
|
|
414
|
return new ObjectShape(vertices,vertIndexes,bands,bandIndices,corners,cornerIndices,centers,centerIndices,getNumCubitFaces(), null);
|
415
|
}
|
416
|
}
|
417
|
|
418
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
419
|
|
420
|
protected Static4D getQuat(int cubit, int numLayers)
|
421
|
{
|
422
|
if( mQuats==null ) initializeQuats();
|
423
|
int numCubitsPerCorner = numCubitsPerCorner(numLayers);
|
424
|
int numCubitsPerEdge = numCubitsPerEdge(numLayers);
|
425
|
|
426
|
return mQuats[getQuat(cubit,numCubitsPerCorner,numCubitsPerEdge)];
|
427
|
}
|
428
|
|
429
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
430
|
|
431
|
protected int getNumCubitVariants(int numLayers)
|
432
|
{
|
433
|
int[] sizes = ObjectList.MEGA.getSizes();
|
434
|
int variants = sizes.length;
|
435
|
|
436
|
return 2+(sizes[variants-1]-1)/2;
|
437
|
}
|
438
|
|
439
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
440
|
|
441
|
protected int getCubitVariant(int cubit, int numLayers)
|
442
|
{
|
443
|
int numCubitsPerCorner = numCubitsPerCorner(numLayers);
|
444
|
|
445
|
if( cubit<NUM_CORNERS*numCubitsPerCorner ) return 0;
|
446
|
|
447
|
int numCubitsPerEdge = numCubitsPerEdge(numLayers);
|
448
|
|
449
|
if( cubit<NUM_CORNERS*numCubitsPerCorner + NUM_EDGES*numCubitsPerEdge )
|
450
|
{
|
451
|
int type = computeEdgeType(cubit,numCubitsPerCorner,numCubitsPerEdge);
|
452
|
return type+1;
|
453
|
}
|
454
|
|
455
|
int[] sizes = ObjectList.MEGA.getSizes();
|
456
|
int variants = sizes.length;
|
457
|
int numShapes = 2+(sizes[variants-1]-1)/2;
|
458
|
|
459
|
return numShapes-1;
|
460
|
}
|
461
|
|
462
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
463
|
|
464
|
int getCornerColor(int cubit, int cubitface, int numLayers, int numCubitsPerCorner)
|
465
|
{
|
466
|
if( mCornerFaceMap==null ) initializeCornerFaceMap();
|
467
|
if( cubitface<0 || cubitface>2 ) return NUM_TEXTURES;
|
468
|
|
469
|
int part = cubit % numCubitsPerCorner;
|
470
|
int corner= cubit / numCubitsPerCorner;
|
471
|
|
472
|
if( part==0 )
|
473
|
{
|
474
|
return mCornerFaceMap[corner][cubitface];
|
475
|
}
|
476
|
else
|
477
|
{
|
478
|
int N = (numCubitsPerCorner-1)/3;
|
479
|
int block = (part-1) % N;
|
480
|
int index = (part-1) / N;
|
481
|
|
482
|
if( block< (numLayers-3)/2 )
|
483
|
{
|
484
|
switch(index)
|
485
|
{
|
486
|
case 0: return cubitface==1 ? NUM_TEXTURES : mCornerFaceMap[corner][cubitface];
|
487
|
case 1: return cubitface==0 ? NUM_TEXTURES : mCornerFaceMap[corner][cubitface];
|
488
|
case 2: return cubitface==2 ? NUM_TEXTURES : mCornerFaceMap[corner][cubitface];
|
489
|
}
|
490
|
}
|
491
|
else
|
492
|
{
|
493
|
switch(index)
|
494
|
{
|
495
|
case 0: return cubitface==0 ? mCornerFaceMap[corner][cubitface] : NUM_TEXTURES;
|
496
|
case 1: return cubitface==2 ? mCornerFaceMap[corner][cubitface] : NUM_TEXTURES;
|
497
|
case 2: return cubitface==1 ? mCornerFaceMap[corner][cubitface] : NUM_TEXTURES;
|
498
|
}
|
499
|
}
|
500
|
}
|
501
|
|
502
|
return NUM_TEXTURES;
|
503
|
}
|
504
|
|
505
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
506
|
|
507
|
int getEdgeColor(int edge, int cubitface, int numCubitsPerEdge)
|
508
|
{
|
509
|
if( cubitface<0 || cubitface>1 ) return NUM_TEXTURES;
|
510
|
|
511
|
int part = edge % numCubitsPerEdge;
|
512
|
int variant = edge / numCubitsPerEdge;
|
513
|
if( mEdgeMap==null ) initializeEdgeMap();
|
514
|
|
515
|
return (part==0 || cubitface==((part+1)%2)) ? mEdgeMap[variant][cubitface+2] + ((part+3)/2)*NUM_FACE_COLORS : NUM_TEXTURES;
|
516
|
}
|
517
|
|
518
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
519
|
|
520
|
int getCenterColor(int center, int cubitface, int numLayers)
|
521
|
{
|
522
|
return cubitface>0 ? NUM_TEXTURES : center + NUM_FACE_COLORS*(numLayers+1)/2;
|
523
|
}
|
524
|
|
525
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
526
|
|
527
|
protected int getFaceColor(int cubit, int cubitface, int numLayers)
|
528
|
{
|
529
|
int numCubitsPerCorner = numCubitsPerCorner(numLayers);
|
530
|
int numCubitsPerEdge = numCubitsPerEdge(numLayers);
|
531
|
|
532
|
if( cubit < NUM_CORNERS*numCubitsPerCorner )
|
533
|
{
|
534
|
return getCornerColor(cubit,cubitface,numLayers,numCubitsPerCorner);
|
535
|
}
|
536
|
else if( cubit<NUM_CORNERS*numCubitsPerCorner + NUM_EDGES*numCubitsPerEdge )
|
537
|
{
|
538
|
int edge = cubit - NUM_CORNERS*numCubitsPerCorner;
|
539
|
return getEdgeColor(edge,cubitface,numCubitsPerEdge);
|
540
|
}
|
541
|
else
|
542
|
{
|
543
|
int center = cubit-NUM_CORNERS*numCubitsPerCorner-NUM_EDGES*numCubitsPerEdge;
|
544
|
return getCenterColor( center, cubitface, numLayers);
|
545
|
}
|
546
|
}
|
547
|
|
548
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
549
|
|
550
|
protected ObjectSticker retSticker(int face)
|
551
|
{
|
552
|
if( mStickers==null )
|
553
|
{
|
554
|
float[][] STICKERS = new float[][]
|
555
|
{
|
556
|
{ -0.36327127f, -0.5f, 0.36327127f, -0.26393202f, 0.36327127f, 0.5f, -0.36327127f, 0.26393202f },
|
557
|
{ -0.5f, -0.0914315f, 0.5f, -0.4163512f, 0.5f, 0.4163512f, -0.5f, 0.0914315f },
|
558
|
{ -0.49233657f, -0.18006028f, 0.49233657f, -0.5f, 0.49233657f, 0.5f, -0.49233657f, 0.18006028f },
|
559
|
{ -0.3002273f, -0.30490047f, 0.3002273f, -0.5f, 0.3002273f, 0.5f, -0.3002273f, 0.30490047f },
|
560
|
{ -0.29389262f, 0.4045085f, -0.47552824f, -0.1545085f, 0.0f, -0.5f, 0.47552824f, -0.1545085f, 0.29389262f, 0.4045085f }
|
561
|
};
|
562
|
|
563
|
mStickers = new ObjectSticker[STICKERS.length];
|
564
|
|
565
|
final float R0 = 0.08f;
|
566
|
final float R1 = 0.12f;
|
567
|
final float R2 = 0.12f;
|
568
|
final float R3 = 0.08f;
|
569
|
final float R4 = 0.10f;
|
570
|
final float[][] radii = { {R0,R0,R0,R0},{R1,R1,R1,R1},{R2,R2,R2,R2},{R3,R3,R3,R3},{R4,R4,R4,R4,R4} };
|
571
|
final float[] strokes = { 0.10f,0.12f,0.12f,0.08f,0.07f };
|
572
|
|
573
|
for(int s=0; s<STICKERS.length; s++)
|
574
|
{
|
575
|
mStickers[s] = new ObjectSticker(STICKERS[s],null,radii[s],strokes[s]);
|
576
|
}
|
577
|
}
|
578
|
|
579
|
return mStickers[getStickerIndex(face)];
|
580
|
}
|
581
|
|
582
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
583
|
|
584
|
private int getStickerIndex(int face)
|
585
|
{
|
586
|
int variant = face/NUM_FACE_COLORS;
|
587
|
|
588
|
if( variant==0 ) return 0;
|
589
|
|
590
|
int numLayers = getNumLayers();
|
591
|
|
592
|
if( variant < (numLayers+1)/2 )
|
593
|
{
|
594
|
if( numLayers==3 ) return 1;
|
595
|
else
|
596
|
{
|
597
|
if( variant==1 ) return 2;
|
598
|
else return 3;
|
599
|
}
|
600
|
}
|
601
|
|
602
|
return 4;
|
603
|
}
|
604
|
|
605
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
606
|
|
607
|
public int getObjectName(int numLayers)
|
608
|
{
|
609
|
if( numLayers==3 ) return R.string.minx3;
|
610
|
if( numLayers==5 ) return R.string.minx5;
|
611
|
|
612
|
return 0;
|
613
|
}
|
614
|
|
615
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
616
|
|
617
|
public int getInventor(int numLayers)
|
618
|
{
|
619
|
if( numLayers==3 ) return R.string.minx3_inventor;
|
620
|
if( numLayers==5 ) return R.string.minx5_inventor;
|
621
|
|
622
|
return 0;
|
623
|
}
|
624
|
|
625
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
626
|
|
627
|
public int getComplexity(int numLayers)
|
628
|
{
|
629
|
if( numLayers==3 ) return 4;
|
630
|
|
631
|
return 5;
|
632
|
}
|
633
|
}
|