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59b87d56
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Leszek Koltunski
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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.objects;
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import android.content.res.Resources;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import org.distorted.library.effect.MatrixEffectQuaternion;
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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.MeshBase;
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import org.distorted.library.mesh.MeshSquare;
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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.main.R;
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import org.distorted.main.RubikSurfaceView;
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import java.util.Random;
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f5c134c3
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Leszek Koltunski
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import static org.distorted.objects.FactoryCubit.REX_D;
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59b87d56
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public class TwistyRex extends TwistyObject
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{
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da36b97e
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Leszek Koltunski
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private static final int FACES_PER_CUBIT =6;
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59b87d56
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Leszek Koltunski
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// the four rotation axis of a RubikRex. Must be normalized.
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static final Static3D[] ROT_AXIS = new Static3D[]
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{
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new Static3D(+SQ3/3,+SQ3/3,+SQ3/3),
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new Static3D(+SQ3/3,+SQ3/3,-SQ3/3),
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new Static3D(+SQ3/3,-SQ3/3,+SQ3/3),
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new Static3D(+SQ3/3,-SQ3/3,-SQ3/3)
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};
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private static final int[] FACE_COLORS = new int[]
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{
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COLOR_YELLOW, COLOR_WHITE,
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COLOR_BLUE , COLOR_GREEN,
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323b217c
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Leszek Koltunski
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COLOR_RED , COLOR_ORANGE
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59b87d56
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Leszek Koltunski
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};
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// All legal rotation quats of a RubikRex
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private static final Static4D[] QUATS = new Static4D[]
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{
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new Static4D( 0.0f, 0.0f, 0.0f, 1.0f ),
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new Static4D( 1.0f, 0.0f, 0.0f, 0.0f ),
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new Static4D( 0.0f, 1.0f, 0.0f, 0.0f ),
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new Static4D( 0.0f, 0.0f, 1.0f, 0.0f ),
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new Static4D( 0.5f, 0.5f, 0.5f, 0.5f ),
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new Static4D( 0.5f, 0.5f, 0.5f, -0.5f ),
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new Static4D( 0.5f, 0.5f, -0.5f, 0.5f ),
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new Static4D( 0.5f, 0.5f, -0.5f, -0.5f ),
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new Static4D( 0.5f, -0.5f, 0.5f, 0.5f ),
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new Static4D( 0.5f, -0.5f, 0.5f, -0.5f ),
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new Static4D( 0.5f, -0.5f, -0.5f, 0.5f ),
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new Static4D( 0.5f, -0.5f, -0.5f, -0.5f )
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};
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private static final int[][] mFaceMap =
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{
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da36b97e
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Leszek Koltunski
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{ 0, 18,18,18,18,18 },
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{ 0, 18,18,18,18,18 },
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{ 0, 18,18,18,18,18 },
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{ 0, 18,18,18,18,18 },
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{ 1, 18,18,18,18,18 },
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{ 1, 18,18,18,18,18 },
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{ 1, 18,18,18,18,18 },
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{ 1, 18,18,18,18,18 },
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{ 2, 18,18,18,18,18 },
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{ 2, 18,18,18,18,18 },
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{ 2, 18,18,18,18,18 },
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{ 2, 18,18,18,18,18 },
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{ 3, 18,18,18,18,18 },
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{ 3, 18,18,18,18,18 },
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{ 3, 18,18,18,18,18 },
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{ 3, 18,18,18,18,18 },
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{ 4, 18,18,18,18,18 },
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{ 4, 18,18,18,18,18 },
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{ 4, 18,18,18,18,18 },
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{ 4, 18,18,18,18,18 },
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{ 5, 18,18,18,18,18 },
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{ 5, 18,18,18,18,18 },
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{ 5, 18,18,18,18,18 },
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{ 5, 18,18,18,18,18 },
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{ 6, 18,18,18,18,18 },
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{ 7, 18,18,18,18,18 },
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{ 8, 18,18,18,18,18 },
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{ 9, 18,18,18,18,18 },
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{ 10, 18,18,18,18,18 },
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{ 11, 18,18,18,18,18 },
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{ 16,14, 18,18,18,18 },
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{ 16,12, 18,18,18,18 },
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{ 16,15, 18,18,18,18 },
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{ 16,13, 18,18,18,18 },
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{ 12,14, 18,18,18,18 },
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{ 15,12, 18,18,18,18 },
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{ 15,13, 18,18,18,18 },
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{ 13,14, 18,18,18,18 },
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{ 14,17, 18,18,18,18 },
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{ 12,17, 18,18,18,18 },
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{ 17,15, 18,18,18,18 },
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{ 13,17, 18,18,18,18 },
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59b87d56
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Leszek Koltunski
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};
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private static MeshBase mCornerMesh, mFaceMesh, mEdgeMesh;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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TwistyRex(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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db875721
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Leszek Koltunski
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super(size, size, quat, texture, mesh, effects, moves, ObjectList.REX, res, scrWidth);
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59b87d56
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Leszek Koltunski
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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float getScreenRatio()
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{
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80ec6abf
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Leszek Koltunski
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return 1.5f;
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59b87d56
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Leszek Koltunski
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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Static4D[] getQuats()
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{
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return QUATS;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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int getNumFaces()
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{
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return FACE_COLORS.length;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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boolean shouldResetTextureMaps()
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{
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return false;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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a64e07d0
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Leszek Koltunski
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int getNumStickerTypes(int numLayers)
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59b87d56
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Leszek Koltunski
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{
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return 3;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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float[] getCuts(int numLayers)
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{
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float C = SQ3*0.15f; // bit less than 1/6 of the length of the main diagonal
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return new float[] {-C,+C};
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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int getNumCubitFaces()
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{
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return FACES_PER_CUBIT;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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e6cf7283
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Leszek Koltunski
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float[][] getCubitPositions(int numLayers)
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59b87d56
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Leszek Koltunski
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{
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final float DIST = 0.50f;
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da36b97e
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Leszek Koltunski
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final float DIST2= (1+2*REX_D)/6;
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59b87d56
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Leszek Koltunski
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e6cf7283
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Leszek Koltunski
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final float[][] CENTERS = new float[42][];
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CENTERS[ 0] = new float[] { +DIST , +DIST2, +DIST2};
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CENTERS[ 1] = new float[] { +DIST , +DIST2, -DIST2};
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CENTERS[ 2] = new float[] { +DIST , -DIST2, -DIST2};
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CENTERS[ 3] = new float[] { +DIST , -DIST2, +DIST2};
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CENTERS[ 4] = new float[] { -DIST , +DIST2, +DIST2};
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CENTERS[ 5] = new float[] { -DIST , +DIST2, -DIST2};
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CENTERS[ 6] = new float[] { -DIST , -DIST2, -DIST2};
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CENTERS[ 7] = new float[] { -DIST , -DIST2, +DIST2};
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CENTERS[ 8] = new float[] { +DIST2, +DIST , +DIST2};
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CENTERS[ 9] = new float[] { +DIST2, +DIST , -DIST2};
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CENTERS[10] = new float[] { -DIST2, +DIST , -DIST2};
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CENTERS[11] = new float[] { -DIST2, +DIST , +DIST2};
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CENTERS[12] = new float[] { +DIST2, -DIST , +DIST2};
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CENTERS[13] = new float[] { +DIST2, -DIST , -DIST2};
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CENTERS[14] = new float[] { -DIST2, -DIST , -DIST2};
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CENTERS[15] = new float[] { -DIST2, -DIST , +DIST2};
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CENTERS[16] = new float[] { +DIST2, +DIST2, +DIST };
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CENTERS[17] = new float[] { +DIST2, -DIST2, +DIST };
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CENTERS[18] = new float[] { -DIST2, -DIST2, +DIST };
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CENTERS[19] = new float[] { -DIST2, +DIST2, +DIST };
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CENTERS[20] = new float[] { +DIST2, +DIST2, -DIST };
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CENTERS[21] = new float[] { +DIST2, -DIST2, -DIST };
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CENTERS[22] = new float[] { -DIST2, -DIST2, -DIST };
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CENTERS[23] = new float[] { -DIST2, +DIST2, -DIST };
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CENTERS[24] = new float[] { +DIST , +0.00f, +0.00f};
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CENTERS[25] = new float[] { -DIST , +0.00f, +0.00f};
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CENTERS[26] = new float[] { +0.00f, +DIST , +0.00f};
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CENTERS[27] = new float[] { +0.00f, -DIST , +0.00f};
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CENTERS[28] = new float[] { +0.00f, +0.00f, +DIST };
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CENTERS[29] = new float[] { +0.00f, +0.00f, -DIST };
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CENTERS[30] = new float[] { +0.00f, +DIST , +DIST };
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CENTERS[31] = new float[] { +DIST , +0.00f, +DIST };
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CENTERS[32] = new float[] { +0.00f, -DIST , +DIST };
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CENTERS[33] = new float[] { -DIST , +0.00f, +DIST };
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CENTERS[34] = new float[] { +DIST , +DIST , +0.00f};
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CENTERS[35] = new float[] { +DIST , -DIST , +0.00f};
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CENTERS[36] = new float[] { -DIST , -DIST , +0.00f};
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CENTERS[37] = new float[] { -DIST , +DIST , +0.00f};
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CENTERS[38] = new float[] { +0.00f, +DIST , -DIST };
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CENTERS[39] = new float[] { +DIST , +0.00f, -DIST };
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CENTERS[40] = new float[] { +0.00f, -DIST , -DIST };
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CENTERS[41] = new float[] { -DIST , +0.00f, -DIST };
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59b87d56
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Leszek Koltunski
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return CENTERS;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private Static4D getQuat(int cubit)
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{
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switch(cubit)
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{
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80ec6abf
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Leszek Koltunski
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case 0: return new Static4D(+SQ2/2, 0,+SQ2/2, 0);
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case 1: return QUATS[5];
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case 2: return new Static4D( 0,-SQ2/2, 0, SQ2/2);
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case 3: return QUATS[8];
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59b87d56
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Leszek Koltunski
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case 4: return QUATS[6];
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80ec6abf
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Leszek Koltunski
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case 5: return new Static4D(-SQ2/2, 0,+SQ2/2, 0);
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59b87d56
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Leszek Koltunski
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case 6: return QUATS[11];
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80ec6abf
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Leszek Koltunski
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case 7: return new Static4D( 0,+SQ2/2, 0, SQ2/2);
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case 8: return new Static4D(+SQ2/2, 0, 0, SQ2/2);
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case 9: return QUATS[10];
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59b87d56
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Leszek Koltunski
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case 10: return new Static4D( 0,+SQ2/2,+SQ2/2, 0);
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case 11: return QUATS[4];
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case 12: return QUATS[9];
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case 13: return new Static4D(-SQ2/2, 0, 0, SQ2/2);
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case 14: return QUATS[7];
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case 15: return new Static4D( 0,-SQ2/2,+SQ2/2, 0);
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case 16: return new Static4D( 0, 0,-SQ2/2, SQ2/2);
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case 17: return QUATS[0];
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case 18: return new Static4D( 0, 0,+SQ2/2, SQ2/2);
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case 19: return QUATS[3];
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80ec6abf
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Leszek Koltunski
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case 20: return QUATS[1];
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case 21: return new Static4D(+SQ2/2,-SQ2/2, 0, 0);
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case 22: return QUATS[2];
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case 23: return new Static4D(+SQ2/2,+SQ2/2, 0, 0);
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59b87d56
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Leszek Koltunski
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80ec6abf
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Leszek Koltunski
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case 24: return new Static4D( 0,-SQ2/2, 0, SQ2/2);
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case 25: return new Static4D( 0,+SQ2/2, 0, SQ2/2);
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59b87d56
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Leszek Koltunski
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case 26: return new Static4D(+SQ2/2, 0, 0, SQ2/2);
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case 27: return new Static4D(-SQ2/2, 0, 0, SQ2/2);
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case 28: return QUATS[0];
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case 29: return QUATS[1];
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case 30: return QUATS[0];
|
| 285 |
|
|
case 31: return new Static4D( 0, 0,+SQ2/2, SQ2/2);
|
| 286 |
|
|
case 32: return QUATS[3];
|
| 287 |
|
|
case 33: return new Static4D( 0, 0,-SQ2/2, SQ2/2);
|
| 288 |
80ec6abf
|
Leszek Koltunski
|
case 34: return new Static4D( 0,-SQ2/2, 0, SQ2/2);
|
| 289 |
59b87d56
|
Leszek Koltunski
|
case 35: return QUATS[7];
|
| 290 |
|
|
case 36: return QUATS[9];
|
| 291 |
80ec6abf
|
Leszek Koltunski
|
case 37: return new Static4D( 0,+SQ2/2, 0, SQ2/2);
|
| 292 |
59b87d56
|
Leszek Koltunski
|
case 38: return new Static4D(+SQ2/2, 0, 0, SQ2/2);
|
| 293 |
|
|
case 39: return QUATS[8];
|
| 294 |
|
|
case 40: return QUATS[1];
|
| 295 |
|
|
case 41: return QUATS[6];
|
| 296 |
|
|
}
|
| 297 |
|
|
|
| 298 |
|
|
return QUATS[0];
|
| 299 |
|
|
}
|
| 300 |
|
|
|
| 301 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 302 |
|
|
|
| 303 |
a64e07d0
|
Leszek Koltunski
|
MeshBase createCubitMesh(int cubit, int numLayers)
|
| 304 |
59b87d56
|
Leszek Koltunski
|
{
|
| 305 |
|
|
MeshBase mesh;
|
| 306 |
|
|
|
| 307 |
f5c134c3
|
Leszek Koltunski
|
if( cubit<24 )
|
| 308 |
59b87d56
|
Leszek Koltunski
|
{
|
| 309 |
|
|
if( mCornerMesh==null ) mCornerMesh = FactoryCubit.getInstance().createRexCornerMesh();
|
| 310 |
|
|
mesh = mCornerMesh.copy(true);
|
| 311 |
|
|
}
|
| 312 |
f5c134c3
|
Leszek Koltunski
|
else if( cubit<30 )
|
| 313 |
59b87d56
|
Leszek Koltunski
|
{
|
| 314 |
|
|
if( mFaceMesh==null ) mFaceMesh = FactoryCubit.getInstance().createRexFaceMesh();
|
| 315 |
|
|
mesh = mFaceMesh.copy(true);
|
| 316 |
|
|
}
|
| 317 |
|
|
else
|
| 318 |
|
|
{
|
| 319 |
|
|
if( mEdgeMesh==null ) mEdgeMesh = FactoryCubit.getInstance().createRexEdgeMesh();
|
| 320 |
|
|
mesh = mEdgeMesh.copy(true);
|
| 321 |
|
|
}
|
| 322 |
|
|
|
| 323 |
|
|
MatrixEffectQuaternion quat = new MatrixEffectQuaternion( getQuat(cubit), new Static3D(0,0,0) );
|
| 324 |
|
|
mesh.apply(quat,0xffffffff,0);
|
| 325 |
|
|
|
| 326 |
|
|
return mesh;
|
| 327 |
|
|
}
|
| 328 |
|
|
|
| 329 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 330 |
|
|
|
| 331 |
|
|
int getFaceColor(int cubit, int cubitface, int numLayers)
|
| 332 |
|
|
{
|
| 333 |
|
|
return mFaceMap[cubit][cubitface];
|
| 334 |
|
|
}
|
| 335 |
|
|
|
| 336 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 337 |
|
|
|
| 338 |
|
|
void createFaceTexture(Canvas canvas, Paint paint, int face, int left, int top)
|
| 339 |
|
|
{
|
| 340 |
|
|
int COLORS = FACE_COLORS.length;
|
| 341 |
|
|
FactorySticker factory = FactorySticker.getInstance();
|
| 342 |
da36b97e
|
Leszek Koltunski
|
float S1 = 0.050f;
|
| 343 |
|
|
float S2 = 0.051f;
|
| 344 |
|
|
float R1 = 0.07f;
|
| 345 |
|
|
float R2 = 0.02f;
|
| 346 |
|
|
float R3 = 0.06f;
|
| 347 |
|
|
float R4 = 0.04f;
|
| 348 |
59b87d56
|
Leszek Koltunski
|
|
| 349 |
|
|
if( face<COLORS )
|
| 350 |
|
|
{
|
| 351 |
da36b97e
|
Leszek Koltunski
|
factory.drawRexCornerSticker(canvas, paint, left, top, FACE_COLORS[face%COLORS], S1, R2, R3);
|
| 352 |
59b87d56
|
Leszek Koltunski
|
}
|
| 353 |
|
|
else if( face<2*COLORS )
|
| 354 |
|
|
{
|
| 355 |
da36b97e
|
Leszek Koltunski
|
float[] vertices = { -REX_D,0.0f, 0.0f, -REX_D, +REX_D, 0.0f, 0.0f, +REX_D};
|
| 356 |
|
|
factory.drawRoundedPolygon(canvas, paint, left, top, vertices, S1, FACE_COLORS[face%COLORS], R4);
|
| 357 |
59b87d56
|
Leszek Koltunski
|
}
|
| 358 |
|
|
else
|
| 359 |
|
|
{
|
| 360 |
5eedd516
|
Leszek Koltunski
|
factory.drawRexEdgeSticker(canvas, paint, left, top, FACE_COLORS[face%COLORS], S2, R1);
|
| 361 |
59b87d56
|
Leszek Koltunski
|
}
|
| 362 |
|
|
}
|
| 363 |
|
|
|
| 364 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 365 |
|
|
|
| 366 |
|
|
float returnMultiplier()
|
| 367 |
|
|
{
|
| 368 |
|
|
return 2.0f;
|
| 369 |
|
|
}
|
| 370 |
|
|
|
| 371 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 372 |
|
|
|
| 373 |
a64e07d0
|
Leszek Koltunski
|
float[] getRowChances(int numLayers)
|
| 374 |
59b87d56
|
Leszek Koltunski
|
{
|
| 375 |
|
|
return new float[] { 0.5f, 0.5f, 1.0f };
|
| 376 |
|
|
}
|
| 377 |
|
|
|
| 378 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 379 |
|
|
// PUBLIC API
|
| 380 |
|
|
|
| 381 |
|
|
public Static3D[] getRotationAxis()
|
| 382 |
|
|
{
|
| 383 |
|
|
return ROT_AXIS;
|
| 384 |
|
|
}
|
| 385 |
|
|
|
| 386 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 387 |
|
|
|
| 388 |
|
|
public int getBasicAngle()
|
| 389 |
|
|
{
|
| 390 |
|
|
return 3;
|
| 391 |
|
|
}
|
| 392 |
|
|
|
| 393 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 394 |
|
|
|
| 395 |
5043d5d0
|
Leszek Koltunski
|
public void randomizeNewScramble(int[][] scramble, Random rnd, int num)
|
| 396 |
59b87d56
|
Leszek Koltunski
|
{
|
| 397 |
5043d5d0
|
Leszek Koltunski
|
if( num==0 )
|
| 398 |
59b87d56
|
Leszek Koltunski
|
{
|
| 399 |
5043d5d0
|
Leszek Koltunski
|
scramble[num][0] = rnd.nextInt(ROTATION_AXIS.length);
|
| 400 |
59b87d56
|
Leszek Koltunski
|
}
|
| 401 |
|
|
else
|
| 402 |
|
|
{
|
| 403 |
bbc6471c
|
Leszek Koltunski
|
int newVector = rnd.nextInt(ROTATION_AXIS.length-1);
|
| 404 |
5043d5d0
|
Leszek Koltunski
|
scramble[num][0] = (newVector>=scramble[num-1][0] ? newVector+1 : newVector);
|
| 405 |
59b87d56
|
Leszek Koltunski
|
}
|
| 406 |
|
|
|
| 407 |
|
|
float rowFloat = rnd.nextFloat();
|
| 408 |
|
|
|
| 409 |
|
|
for(int row=0; row<mRowChances.length; row++)
|
| 410 |
|
|
{
|
| 411 |
bbc6471c
|
Leszek Koltunski
|
if( rowFloat<=mRowChances[row] )
|
| 412 |
|
|
{
|
| 413 |
5043d5d0
|
Leszek Koltunski
|
scramble[num][1] = row;
|
| 414 |
bbc6471c
|
Leszek Koltunski
|
break;
|
| 415 |
|
|
}
|
| 416 |
59b87d56
|
Leszek Koltunski
|
}
|
| 417 |
|
|
|
| 418 |
5043d5d0
|
Leszek Koltunski
|
switch( rnd.nextInt(2) )
|
| 419 |
|
|
{
|
| 420 |
|
|
case 0: scramble[num][2] = -1; break;
|
| 421 |
|
|
case 1: scramble[num][2] = 1; break;
|
| 422 |
|
|
}
|
| 423 |
59b87d56
|
Leszek Koltunski
|
}
|
| 424 |
|
|
|
| 425 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 426 |
|
|
// remember about the double cover or unit quaternions!
|
| 427 |
|
|
|
| 428 |
|
|
private int mulQuat(int q1, int q2)
|
| 429 |
|
|
{
|
| 430 |
|
|
Static4D result = RubikSurfaceView.quatMultiply(QUATS[q1],QUATS[q2]);
|
| 431 |
|
|
|
| 432 |
|
|
float rX = result.get0();
|
| 433 |
|
|
float rY = result.get1();
|
| 434 |
|
|
float rZ = result.get2();
|
| 435 |
|
|
float rW = result.get3();
|
| 436 |
|
|
|
| 437 |
|
|
final float MAX_ERROR = 0.1f;
|
| 438 |
|
|
float dX,dY,dZ,dW;
|
| 439 |
|
|
|
| 440 |
|
|
for(int i=0; i<QUATS.length; i++)
|
| 441 |
|
|
{
|
| 442 |
|
|
dX = QUATS[i].get0() - rX;
|
| 443 |
|
|
dY = QUATS[i].get1() - rY;
|
| 444 |
|
|
dZ = QUATS[i].get2() - rZ;
|
| 445 |
|
|
dW = QUATS[i].get3() - rW;
|
| 446 |
|
|
|
| 447 |
|
|
if( dX<MAX_ERROR && dX>-MAX_ERROR &&
|
| 448 |
|
|
dY<MAX_ERROR && dY>-MAX_ERROR &&
|
| 449 |
|
|
dZ<MAX_ERROR && dZ>-MAX_ERROR &&
|
| 450 |
|
|
dW<MAX_ERROR && dW>-MAX_ERROR ) return i;
|
| 451 |
|
|
|
| 452 |
|
|
dX = QUATS[i].get0() + rX;
|
| 453 |
|
|
dY = QUATS[i].get1() + rY;
|
| 454 |
|
|
dZ = QUATS[i].get2() + rZ;
|
| 455 |
|
|
dW = QUATS[i].get3() + rW;
|
| 456 |
|
|
|
| 457 |
|
|
if( dX<MAX_ERROR && dX>-MAX_ERROR &&
|
| 458 |
|
|
dY<MAX_ERROR && dY>-MAX_ERROR &&
|
| 459 |
|
|
dZ<MAX_ERROR && dZ>-MAX_ERROR &&
|
| 460 |
|
|
dW<MAX_ERROR && dW>-MAX_ERROR ) return i;
|
| 461 |
|
|
}
|
| 462 |
|
|
|
| 463 |
|
|
return -1;
|
| 464 |
|
|
}
|
| 465 |
|
|
|
| 466 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 467 |
|
|
// The Rex is solved if and only if:
|
| 468 |
|
|
//
|
| 469 |
5eedd516
|
Leszek Koltunski
|
// 1) all 12 of its edge cubits are rotated with the same quat
|
| 470 |
|
|
// 2) all its face & corner cubits are rotated with the same quat like the edge ones,
|
| 471 |
|
|
// and optionally they also might be upside down.
|
| 472 |
|
|
//
|
| 473 |
|
|
// i.e.
|
| 474 |
|
|
// corners ( 0, 1, 2, 3, 4, 5, 6, 7) and faces (24,25) - might be extra QUAT[1]
|
| 475 |
|
|
// corners ( 8, 9,10,11,12,13,14,15) and faces (26,27) - might be extra QUAT[2]
|
| 476 |
|
|
// corners (16,17,18,19,20,21,22,23) and faces (28,29) - might be extra QUAT[3]
|
| 477 |
59b87d56
|
Leszek Koltunski
|
|
| 478 |
|
|
public boolean isSolved()
|
| 479 |
|
|
{
|
| 480 |
cce59cd4
|
Leszek Koltunski
|
int q1,q = CUBITS[30].mQuatIndex;
|
| 481 |
59b87d56
|
Leszek Koltunski
|
|
| 482 |
cce59cd4
|
Leszek Koltunski
|
for(int i=31; i<42; i++)
|
| 483 |
59b87d56
|
Leszek Koltunski
|
{
|
| 484 |
|
|
if( CUBITS[i].mQuatIndex != q) return false;
|
| 485 |
|
|
}
|
| 486 |
|
|
|
| 487 |
5eedd516
|
Leszek Koltunski
|
q1 = mulQuat(q,1);
|
| 488 |
|
|
|
| 489 |
|
|
for(int i=0; i<8; i++)
|
| 490 |
|
|
{
|
| 491 |
|
|
if( CUBITS[i].mQuatIndex != q && CUBITS[i].mQuatIndex != q1 ) return false;
|
| 492 |
|
|
}
|
| 493 |
|
|
|
| 494 |
|
|
if( CUBITS[24].mQuatIndex != q && CUBITS[24].mQuatIndex != q1 ) return false;
|
| 495 |
|
|
if( CUBITS[25].mQuatIndex != q && CUBITS[25].mQuatIndex != q1 ) return false;
|
| 496 |
|
|
|
| 497 |
|
|
q1 = mulQuat(q,2);
|
| 498 |
|
|
|
| 499 |
|
|
for(int i=8; i<16; i++)
|
| 500 |
|
|
{
|
| 501 |
|
|
if( CUBITS[i].mQuatIndex != q && CUBITS[i].mQuatIndex != q1 ) return false;
|
| 502 |
|
|
}
|
| 503 |
|
|
|
| 504 |
|
|
if( CUBITS[26].mQuatIndex != q && CUBITS[26].mQuatIndex != q1 ) return false;
|
| 505 |
|
|
if( CUBITS[27].mQuatIndex != q && CUBITS[27].mQuatIndex != q1 ) return false;
|
| 506 |
|
|
|
| 507 |
|
|
q1 = mulQuat(q,3);
|
| 508 |
|
|
|
| 509 |
|
|
for(int i=16; i<24; i++)
|
| 510 |
|
|
{
|
| 511 |
|
|
if( CUBITS[i].mQuatIndex != q && CUBITS[i].mQuatIndex != q1 ) return false;
|
| 512 |
|
|
}
|
| 513 |
|
|
|
| 514 |
|
|
if( CUBITS[28].mQuatIndex != q && CUBITS[28].mQuatIndex != q1 ) return false;
|
| 515 |
|
|
if( CUBITS[29].mQuatIndex != q && CUBITS[29].mQuatIndex != q1 ) return false;
|
| 516 |
|
|
|
| 517 |
59b87d56
|
Leszek Koltunski
|
return true;
|
| 518 |
|
|
}
|
| 519 |
|
|
|
| 520 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 521 |
688f7712
|
Leszek Koltunski
|
// only needed for solvers - there are no Rex solvers ATM
|
| 522 |
59b87d56
|
Leszek Koltunski
|
|
| 523 |
|
|
public String retObjectString()
|
| 524 |
|
|
{
|
| 525 |
|
|
return "";
|
| 526 |
|
|
}
|
| 527 |
|
|
|
| 528 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 529 |
|
|
|
| 530 |
|
|
public int getObjectName(int numLayers)
|
| 531 |
|
|
{
|
| 532 |
|
|
return R.string.rex3;
|
| 533 |
|
|
}
|
| 534 |
|
|
|
| 535 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 536 |
|
|
|
| 537 |
|
|
public int getInventor(int numLayers)
|
| 538 |
|
|
{
|
| 539 |
|
|
return R.string.rex3_inventor;
|
| 540 |
|
|
}
|
| 541 |
|
|
|
| 542 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 543 |
|
|
|
| 544 |
|
|
public int getComplexity(int numLayers)
|
| 545 |
|
|
{
|
| 546 |
|
|
return 3;
|
| 547 |
|
|
}
|
| 548 |
|
|
}
|