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fb52fae9
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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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3f3ff476
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Leszek Koltunski
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import org.distorted.library.effect.MatrixEffect;
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fb52fae9
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Leszek Koltunski
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import org.distorted.library.effect.MatrixEffectQuaternion;
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3f3ff476
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Leszek Koltunski
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import org.distorted.library.effect.MatrixEffectScale;
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fb52fae9
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Leszek Koltunski
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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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6fd4a72c
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Leszek Koltunski
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import org.distorted.main.R;
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fb52fae9
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Leszek Koltunski
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import org.distorted.main.RubikSurfaceView;
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import java.util.Random;
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import static org.distorted.effects.scramble.ScrambleEffect.START_AXIS;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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9c2f0c91
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Leszek Koltunski
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public class TwistySkewb extends TwistyObject
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fb52fae9
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Leszek Koltunski
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{
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private static final int FACES_PER_CUBIT =6;
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// the four rotation axis of a RubikSkewb. 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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ece1b58d
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Leszek Koltunski
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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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fb52fae9
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Leszek Koltunski
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};
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// All legal rotation quats of a RubikSkewb
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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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3f3ff476
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Leszek Koltunski
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private static final int[][] mCornerMap =
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{
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{ 4, 2, 0, 18,18,18 },
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{ 2, 5, 0, 18,18,18 },
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{ 3, 4, 0, 18,18,18 },
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{ 5, 3, 0, 18,18,18 },
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{ 1, 2, 4, 18,18,18 },
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{ 5, 2, 1, 18,18,18 },
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{ 4, 3, 1, 18,18,18 },
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{ 1, 3, 5, 18,18,18 },
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};
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63002261
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Leszek Koltunski
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3f3ff476
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Leszek Koltunski
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private static final int[][] mEdgeMap =
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fb52fae9
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Leszek Koltunski
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{
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3f3ff476
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Leszek Koltunski
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{ 10, 8, 18,18,18,18 },
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{ 6,10, 18,18,18,18 },
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{ 10, 9, 18,18,18,18 },
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{ 7,10, 18,18,18,18 },
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{ 8, 6, 18,18,18,18 },
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{ 9, 6, 18,18,18,18 },
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{ 9, 7, 18,18,18,18 },
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{ 8, 7, 18,18,18,18 },
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{ 11, 8, 18,18,18,18 },
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{ 6,11, 18,18,18,18 },
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{ 11, 9, 18,18,18,18 },
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{ 7,11, 18,18,18,18 }
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fb52fae9
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Leszek Koltunski
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};
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3f3ff476
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Leszek Koltunski
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private static final int[][] mCenterMap =
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fb52fae9
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Leszek Koltunski
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{
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3f3ff476
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Leszek Koltunski
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{ 12, 18,18,18,18,18 },
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{ 13, 18,18,18,18,18 },
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{ 14, 18,18,18,18,18 },
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{ 15, 18,18,18,18,18 },
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{ 16, 18,18,18,18,18 },
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{ 17, 18,18,18,18,18 },
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fb52fae9
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Leszek Koltunski
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};
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3f3ff476
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Leszek Koltunski
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private static MeshBase mCornerMesh, mFaceMesh, mEdgeMesh;
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fb52fae9
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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9c2f0c91
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Leszek Koltunski
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TwistySkewb(int size, Static4D quat, DistortedTexture texture,
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MeshSquare mesh, DistortedEffects effects, int[][] moves, Resources res, int scrWidth)
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fb52fae9
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Leszek Koltunski
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{
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d99f3a48
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Leszek Koltunski
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super(size, 2*size-2, 60, quat, texture, mesh, effects, moves, ObjectList.SKEW, res, scrWidth);
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fb52fae9
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Leszek Koltunski
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}
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3f3ff476
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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d92030e4
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Leszek Koltunski
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private int getNumCorners()
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3f3ff476
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Leszek Koltunski
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{
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return 8;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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b89898c5
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Leszek Koltunski
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private int getNumEdges(int layers)
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3f3ff476
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Leszek Koltunski
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{
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b89898c5
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Leszek Koltunski
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return (layers-2)*12;
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3f3ff476
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Leszek Koltunski
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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d92030e4
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Leszek Koltunski
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private int getNumCentersPerFace(int layers)
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3f3ff476
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Leszek Koltunski
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{
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d92030e4
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Leszek Koltunski
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return ((layers-2)*(layers-2) + (layers-1)*(layers-1));
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3f3ff476
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Leszek Koltunski
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}
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fb52fae9
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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float getScreenRatio()
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{
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d99f3a48
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Leszek Koltunski
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return 1.0f;
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fb52fae9
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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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eaee1ddc
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Leszek Koltunski
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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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eab9d8f8
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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int getNumStickerTypes()
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{
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3f3ff476
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Leszek Koltunski
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return 3;
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eab9d8f8
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Leszek Koltunski
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}
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7403cdfa
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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b89898c5
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Leszek Koltunski
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float[] getCuts(int numLayers)
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7403cdfa
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Leszek Koltunski
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{
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b89898c5
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Leszek Koltunski
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float[] cuts = new float[numLayers-1];
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a97e02b7
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Leszek Koltunski
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b89898c5
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Leszek Koltunski
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switch(numLayers)
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a97e02b7
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Leszek Koltunski
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{
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case 2: cuts[0] = 0;
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break;
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case 3: cuts[0] = -SQ3/12;
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cuts[1] = +SQ3/12;
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break;
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c7e23561
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Leszek Koltunski
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case 4: cuts[0] = -SQ3/9;
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cuts[1] = 0;
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cuts[2] = +SQ3/9;
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break;
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a97e02b7
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Leszek Koltunski
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}
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return cuts;
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7403cdfa
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Leszek Koltunski
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}
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fb52fae9
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Leszek Koltunski
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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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b89898c5
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Leszek Koltunski
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Static3D[] getCubitPositions(int numLayers)
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fb52fae9
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Leszek Koltunski
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{
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b89898c5
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Leszek Koltunski
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final float DIST_CORNER = (numLayers-1)*0.50f;
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final float DIST_EDGE = (numLayers-1)*0.50f;
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final float DIST_CENTER = (numLayers-1)*0.50f;
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3f3ff476
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Leszek Koltunski
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d92030e4
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Leszek Koltunski
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final int numCorners = getNumCorners();
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| 223 |
b89898c5
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Leszek Koltunski
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final int numEdges = getNumEdges(numLayers);
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| 224 |
d92030e4
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Leszek Koltunski
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final int numCenters = 6*getNumCentersPerFace(numLayers);
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| 225 |
3f3ff476
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Leszek Koltunski
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final Static3D[] CENTERS = new Static3D[numCorners+numEdges+numCenters];
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/// CORNERS //////////////////////////////////////////////
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CENTERS[0] = new Static3D( DIST_CORNER, DIST_CORNER, DIST_CORNER );
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CENTERS[1] = new Static3D( DIST_CORNER, DIST_CORNER,-DIST_CORNER );
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CENTERS[2] = new Static3D( DIST_CORNER,-DIST_CORNER, DIST_CORNER );
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CENTERS[3] = new Static3D( DIST_CORNER,-DIST_CORNER,-DIST_CORNER );
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CENTERS[4] = new Static3D(-DIST_CORNER, DIST_CORNER, DIST_CORNER );
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CENTERS[5] = new Static3D(-DIST_CORNER, DIST_CORNER,-DIST_CORNER );
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CENTERS[6] = new Static3D(-DIST_CORNER,-DIST_CORNER, DIST_CORNER );
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CENTERS[7] = new Static3D(-DIST_CORNER,-DIST_CORNER,-DIST_CORNER );
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/// EDGES ///////////////////////////////////////////////
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final float[][] edgeTable =
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{
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{0,+DIST_EDGE,+DIST_EDGE},
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{+DIST_EDGE,0,+DIST_EDGE},
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{0,-DIST_EDGE,+DIST_EDGE},
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| 246 |
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{-DIST_EDGE,0,+DIST_EDGE},
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| 247 |
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{+DIST_EDGE,+DIST_EDGE,0},
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{+DIST_EDGE,-DIST_EDGE,0},
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| 249 |
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{-DIST_EDGE,-DIST_EDGE,0},
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{-DIST_EDGE,+DIST_EDGE,0},
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{0,+DIST_EDGE,-DIST_EDGE},
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{+DIST_EDGE,0,-DIST_EDGE},
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| 253 |
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{0,-DIST_EDGE,-DIST_EDGE},
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{-DIST_EDGE,0,-DIST_EDGE}
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| 255 |
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};
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int index=8;
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| 258 |
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| 259 |
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for (float[] edges : edgeTable)
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| 260 |
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{
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| 261 |
b89898c5
|
Leszek Koltunski
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float c = (3-numLayers)*0.5f;
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| 262 |
3f3ff476
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Leszek Koltunski
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| 263 |
b89898c5
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Leszek Koltunski
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for (int j=0; j<numLayers-2; j++, c+=1.0f, index++)
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| 264 |
3f3ff476
|
Leszek Koltunski
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{
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| 265 |
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CENTERS[index] = new Static3D( edges[0]==0 ? c : edges[0] ,
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| 266 |
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edges[1]==0 ? c : edges[1] ,
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| 267 |
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edges[2]==0 ? c : edges[2] );
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| 268 |
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}
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| 269 |
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}
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| 270 |
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/// CENTERS //////////////////////////////////////////////
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| 273 |
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final float X= -1000.0f;
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| 274 |
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final float Y= -1001.0f;
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| 275 |
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| 276 |
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final float[][] centerTable =
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| 277 |
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{
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| 278 |
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{+DIST_CENTER,X,Y},
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| 279 |
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{-DIST_CENTER,X,Y},
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| 280 |
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{X,+DIST_CENTER,Y},
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| 281 |
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{X,-DIST_CENTER,Y},
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| 282 |
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{X,Y,+DIST_CENTER},
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| 283 |
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{X,Y,-DIST_CENTER}
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| 284 |
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};
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| 285 |
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| 286 |
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float x,y, cen0, cen1, cen2;
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| 287 |
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| 288 |
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for( float[] centers : centerTable )
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| 289 |
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{
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| 290 |
b89898c5
|
Leszek Koltunski
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x = (2-numLayers)*0.5f;
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| 291 |
3f3ff476
|
Leszek Koltunski
|
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| 292 |
b89898c5
|
Leszek Koltunski
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for(int i=0; i<numLayers-1; i++, x+=1.0f)
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| 293 |
3f3ff476
|
Leszek Koltunski
|
{
|
| 294 |
b89898c5
|
Leszek Koltunski
|
y = (2-numLayers)*0.5f;
|
| 295 |
3f3ff476
|
Leszek Koltunski
|
|
| 296 |
b89898c5
|
Leszek Koltunski
|
for(int j=0; j<numLayers-1; j++, y+=1.0f, index++)
|
| 297 |
3f3ff476
|
Leszek Koltunski
|
{
|
| 298 |
|
|
if( centers[0]==Y ) cen0 = y;
|
| 299 |
|
|
else if( centers[0]==X ) cen0 = x;
|
| 300 |
|
|
else cen0 = centers[0];
|
| 301 |
|
|
|
| 302 |
|
|
if( centers[1]==Y ) cen1 = y;
|
| 303 |
|
|
else if( centers[1]==X ) cen1 = x;
|
| 304 |
|
|
else cen1 = centers[1];
|
| 305 |
|
|
|
| 306 |
|
|
if( centers[2]==Y ) cen2 = y;
|
| 307 |
|
|
else if( centers[2]==X ) cen2 = x;
|
| 308 |
|
|
else cen2 = centers[2];
|
| 309 |
|
|
|
| 310 |
|
|
CENTERS[index] = new Static3D(cen0,cen1,cen2);
|
| 311 |
|
|
}
|
| 312 |
|
|
}
|
| 313 |
|
|
|
| 314 |
b89898c5
|
Leszek Koltunski
|
x = (3-numLayers)*0.5f;
|
| 315 |
3f3ff476
|
Leszek Koltunski
|
|
| 316 |
b89898c5
|
Leszek Koltunski
|
for(int i=0; i<numLayers-2; i++, x+=1.0f)
|
| 317 |
3f3ff476
|
Leszek Koltunski
|
{
|
| 318 |
b89898c5
|
Leszek Koltunski
|
y = (3-numLayers)*0.5f;
|
| 319 |
3f3ff476
|
Leszek Koltunski
|
|
| 320 |
b89898c5
|
Leszek Koltunski
|
for(int j=0; j<numLayers-2; j++, y+=1.0f, index++)
|
| 321 |
3f3ff476
|
Leszek Koltunski
|
{
|
| 322 |
|
|
if( centers[0]==Y ) cen0 = y;
|
| 323 |
|
|
else if( centers[0]==X ) cen0 = x;
|
| 324 |
|
|
else cen0 = centers[0];
|
| 325 |
|
|
|
| 326 |
|
|
if( centers[1]==Y ) cen1 = y;
|
| 327 |
|
|
else if( centers[1]==X ) cen1 = x;
|
| 328 |
|
|
else cen1 = centers[1];
|
| 329 |
|
|
|
| 330 |
|
|
if( centers[2]==Y ) cen2 = y;
|
| 331 |
|
|
else if( centers[2]==X ) cen2 = x;
|
| 332 |
|
|
else cen2 = centers[2];
|
| 333 |
|
|
|
| 334 |
|
|
CENTERS[index] = new Static3D(cen0,cen1,cen2);
|
| 335 |
|
|
}
|
| 336 |
|
|
}
|
| 337 |
|
|
}
|
| 338 |
|
|
|
| 339 |
fb52fae9
|
Leszek Koltunski
|
return CENTERS;
|
| 340 |
|
|
}
|
| 341 |
|
|
|
| 342 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 343 |
|
|
|
| 344 |
d92030e4
|
Leszek Koltunski
|
private Static4D getQuat(int cubit, int numLayers)
|
| 345 |
fb52fae9
|
Leszek Koltunski
|
{
|
| 346 |
d92030e4
|
Leszek Koltunski
|
int numCorners = getNumCorners();
|
| 347 |
|
|
int numEdges = getNumEdges(numLayers);
|
| 348 |
3f3ff476
|
Leszek Koltunski
|
|
| 349 |
|
|
if( cubit<numCorners )
|
| 350 |
|
|
{
|
| 351 |
|
|
switch(cubit)
|
| 352 |
|
|
{
|
| 353 |
|
|
case 0: return QUATS[0]; // unit quat
|
| 354 |
|
|
case 1: return new Static4D( SQ2/2,0,0,SQ2/2); // 90 along X
|
| 355 |
|
|
case 2: return new Static4D(-SQ2/2,0,0,SQ2/2); // -90 along X
|
| 356 |
|
|
case 3: return QUATS[1]; // 180 along X
|
| 357 |
|
|
case 4: return new Static4D(0, SQ2/2,0,SQ2/2); // 90 along Y
|
| 358 |
|
|
case 5: return QUATS[2]; // 180 along Y
|
| 359 |
|
|
case 6: return QUATS[3]; // 180 along Z
|
| 360 |
|
|
case 7: return new Static4D(SQ2/2,0,-SQ2/2,0); // 180 along (SQ2/2,0,-SQ2/2)
|
| 361 |
|
|
}
|
| 362 |
|
|
}
|
| 363 |
|
|
else if( cubit<numCorners+numEdges )
|
| 364 |
|
|
{
|
| 365 |
d92030e4
|
Leszek Koltunski
|
int edge = (cubit-numCorners)/(numLayers-2);
|
| 366 |
3f3ff476
|
Leszek Koltunski
|
|
| 367 |
|
|
switch(edge)
|
| 368 |
|
|
{
|
| 369 |
|
|
case 0: return QUATS[ 0];
|
| 370 |
|
|
case 1: return QUATS[ 5];
|
| 371 |
|
|
case 2: return QUATS[ 3];
|
| 372 |
|
|
case 3: return QUATS[11];
|
| 373 |
|
|
case 4: return QUATS[ 4];
|
| 374 |
|
|
case 5: return QUATS[ 7];
|
| 375 |
|
|
case 6: return QUATS[ 9];
|
| 376 |
|
|
case 7: return QUATS[10];
|
| 377 |
|
|
case 8: return QUATS[ 2];
|
| 378 |
|
|
case 9: return QUATS[ 8];
|
| 379 |
|
|
case 10: return QUATS[ 1];
|
| 380 |
|
|
case 11: return QUATS[ 6];
|
| 381 |
|
|
}
|
| 382 |
|
|
}
|
| 383 |
|
|
else
|
| 384 |
fb52fae9
|
Leszek Koltunski
|
{
|
| 385 |
d92030e4
|
Leszek Koltunski
|
int center = (cubit-numCorners-numEdges)/getNumCentersPerFace(numLayers);
|
| 386 |
3f3ff476
|
Leszek Koltunski
|
|
| 387 |
|
|
switch(center)
|
| 388 |
|
|
{
|
| 389 |
|
|
case 0: return new Static4D(0,-SQ2/2,0,SQ2/2); // -90 along Y
|
| 390 |
|
|
case 1: return new Static4D(0, SQ2/2,0,SQ2/2); // 90 along Y
|
| 391 |
|
|
case 2: return new Static4D( SQ2/2,0,0,SQ2/2); // 90 along X
|
| 392 |
|
|
case 3: return new Static4D(-SQ2/2,0,0,SQ2/2); // -90 along X
|
| 393 |
|
|
case 4: return QUATS[0]; // unit quaternion
|
| 394 |
|
|
case 5: return QUATS[1]; // 180 along X
|
| 395 |
|
|
}
|
| 396 |
fb52fae9
|
Leszek Koltunski
|
}
|
| 397 |
|
|
|
| 398 |
|
|
return null;
|
| 399 |
|
|
}
|
| 400 |
|
|
|
| 401 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 402 |
|
|
|
| 403 |
|
|
MeshBase createCubitMesh(int cubit)
|
| 404 |
|
|
{
|
| 405 |
|
|
MeshBase mesh;
|
| 406 |
|
|
|
| 407 |
d92030e4
|
Leszek Koltunski
|
int numLayers = getNumLayers();
|
| 408 |
|
|
int numCorners = getNumCorners();
|
| 409 |
d99f3a48
|
Leszek Koltunski
|
int numEdges = getNumEdges(numLayers);
|
| 410 |
3f3ff476
|
Leszek Koltunski
|
|
| 411 |
|
|
if( cubit<numCorners )
|
| 412 |
fb52fae9
|
Leszek Koltunski
|
{
|
| 413 |
b89898c5
|
Leszek Koltunski
|
if( mCornerMesh==null ) mCornerMesh = FactoryCubit.getInstance().createSkewbCornerMesh();
|
| 414 |
fb52fae9
|
Leszek Koltunski
|
mesh = mCornerMesh.copy(true);
|
| 415 |
|
|
}
|
| 416 |
3f3ff476
|
Leszek Koltunski
|
else if( cubit<numCorners+numEdges )
|
| 417 |
|
|
{
|
| 418 |
|
|
if( mEdgeMesh==null )
|
| 419 |
|
|
{
|
| 420 |
b89898c5
|
Leszek Koltunski
|
mEdgeMesh = FactoryCubit.getInstance().createDinoMesh();
|
| 421 |
3f3ff476
|
Leszek Koltunski
|
MatrixEffect effect = new MatrixEffectScale(1.0f/3);
|
| 422 |
|
|
mEdgeMesh.apply(effect,-1,0);
|
| 423 |
|
|
mEdgeMesh.addEmptyTexComponent();
|
| 424 |
|
|
mEdgeMesh.addEmptyTexComponent();
|
| 425 |
|
|
}
|
| 426 |
|
|
mesh = mEdgeMesh.copy(true);
|
| 427 |
|
|
}
|
| 428 |
fb52fae9
|
Leszek Koltunski
|
else
|
| 429 |
|
|
{
|
| 430 |
b89898c5
|
Leszek Koltunski
|
if( mFaceMesh==null ) mFaceMesh = FactoryCubit.getInstance().createSkewbFaceMesh();
|
| 431 |
fb52fae9
|
Leszek Koltunski
|
mesh = mFaceMesh.copy(true);
|
| 432 |
|
|
}
|
| 433 |
|
|
|
| 434 |
d99f3a48
|
Leszek Koltunski
|
MatrixEffectQuaternion quat = new MatrixEffectQuaternion( getQuat(cubit,numLayers), new Static3D(0,0,0) );
|
| 435 |
fb52fae9
|
Leszek Koltunski
|
mesh.apply(quat,0xffffffff,0);
|
| 436 |
|
|
|
| 437 |
|
|
return mesh;
|
| 438 |
|
|
}
|
| 439 |
|
|
|
| 440 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 441 |
|
|
|
| 442 |
d92030e4
|
Leszek Koltunski
|
int getFaceColor(int cubit, int cubitface, int numLayers)
|
| 443 |
fb52fae9
|
Leszek Koltunski
|
{
|
| 444 |
d92030e4
|
Leszek Koltunski
|
int numCorners = getNumCorners();
|
| 445 |
|
|
int numEdges = getNumEdges(numLayers);
|
| 446 |
3f3ff476
|
Leszek Koltunski
|
|
| 447 |
|
|
if( cubit<numCorners )
|
| 448 |
|
|
{
|
| 449 |
|
|
return mCornerMap[cubit][cubitface];
|
| 450 |
|
|
}
|
| 451 |
|
|
else if( cubit<numCorners+numEdges )
|
| 452 |
|
|
{
|
| 453 |
d92030e4
|
Leszek Koltunski
|
int edge = (cubit-numCorners)/(numLayers-2);
|
| 454 |
3f3ff476
|
Leszek Koltunski
|
return mEdgeMap[edge][cubitface];
|
| 455 |
|
|
}
|
| 456 |
|
|
else
|
| 457 |
|
|
{
|
| 458 |
d92030e4
|
Leszek Koltunski
|
int center = (cubit-numCorners-numEdges)/getNumCentersPerFace(numLayers);
|
| 459 |
3f3ff476
|
Leszek Koltunski
|
return mCenterMap[center][cubitface];
|
| 460 |
|
|
}
|
| 461 |
fb52fae9
|
Leszek Koltunski
|
}
|
| 462 |
|
|
|
| 463 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 464 |
|
|
|
| 465 |
ae755eda
|
Leszek Koltunski
|
void createFaceTexture(Canvas canvas, Paint paint, int face, int left, int top)
|
| 466 |
fb52fae9
|
Leszek Koltunski
|
{
|
| 467 |
eab9d8f8
|
Leszek Koltunski
|
int COLORS = FACE_COLORS.length;
|
| 468 |
ae755eda
|
Leszek Koltunski
|
float R,S;
|
| 469 |
|
|
float[] vertices;
|
| 470 |
eab9d8f8
|
Leszek Koltunski
|
|
| 471 |
|
|
if( face<COLORS )
|
| 472 |
|
|
{
|
| 473 |
76c2bd07
|
Leszek Koltunski
|
float E = 0.5f;
|
| 474 |
ae755eda
|
Leszek Koltunski
|
R = 0.023f;
|
| 475 |
|
|
S = 0.035f;
|
| 476 |
|
|
vertices = new float[] { -E+E/4,E/4, E/4,-E+E/4, E/4,E/4};
|
| 477 |
eab9d8f8
|
Leszek Koltunski
|
}
|
| 478 |
3f3ff476
|
Leszek Koltunski
|
else if( face<2*COLORS )
|
| 479 |
|
|
{
|
| 480 |
ae755eda
|
Leszek Koltunski
|
float E = 0.5f;
|
| 481 |
|
|
R = 0.025f;
|
| 482 |
|
|
S = 0.05f;
|
| 483 |
|
|
vertices = new float[] { -E,E/3, 0,-2*E/3, +E,E/3 };
|
| 484 |
3f3ff476
|
Leszek Koltunski
|
}
|
| 485 |
eab9d8f8
|
Leszek Koltunski
|
else
|
| 486 |
|
|
{
|
| 487 |
76c2bd07
|
Leszek Koltunski
|
float E = SQ2/4;
|
| 488 |
ae755eda
|
Leszek Koltunski
|
R = 0.055f;
|
| 489 |
|
|
S = 0.035f;
|
| 490 |
|
|
vertices = new float[] { -E,-E, +E,-E, +E,+E, -E,+E };
|
| 491 |
eab9d8f8
|
Leszek Koltunski
|
}
|
| 492 |
ae755eda
|
Leszek Koltunski
|
|
| 493 |
|
|
FactorySticker factory = FactorySticker.getInstance();
|
| 494 |
|
|
factory.drawRoundedPolygon(canvas, paint, left, top, vertices, S, FACE_COLORS[face%COLORS], R);
|
| 495 |
fb52fae9
|
Leszek Koltunski
|
}
|
| 496 |
|
|
|
| 497 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 498 |
|
|
|
| 499 |
|
|
float returnMultiplier()
|
| 500 |
|
|
{
|
| 501 |
|
|
return 2.0f;
|
| 502 |
|
|
}
|
| 503 |
|
|
|
| 504 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 505 |
|
|
|
| 506 |
|
|
float[] getRowChances()
|
| 507 |
|
|
{
|
| 508 |
d99f3a48
|
Leszek Koltunski
|
int numLayers = getNumLayers();
|
| 509 |
|
|
float[] chances = new float[numLayers];
|
| 510 |
fb52fae9
|
Leszek Koltunski
|
|
| 511 |
b3da2f16
|
Leszek Koltunski
|
switch(numLayers)
|
| 512 |
3f3ff476
|
Leszek Koltunski
|
{
|
| 513 |
b3da2f16
|
Leszek Koltunski
|
case 2: chances[0] = 0.5f;
|
| 514 |
|
|
chances[1] = 1.0f;
|
| 515 |
|
|
break;
|
| 516 |
|
|
case 3: chances[0] = 0.5f;
|
| 517 |
|
|
chances[1] = 0.5f;
|
| 518 |
|
|
chances[2] = 1.0f;
|
| 519 |
|
|
break;
|
| 520 |
|
|
default:for(int i=0; i<numLayers; i++)
|
| 521 |
|
|
{
|
| 522 |
|
|
chances[i] = (float)(i+1)/numLayers;
|
| 523 |
|
|
}
|
| 524 |
3f3ff476
|
Leszek Koltunski
|
}
|
| 525 |
fb52fae9
|
Leszek Koltunski
|
|
| 526 |
|
|
return chances;
|
| 527 |
|
|
}
|
| 528 |
|
|
|
| 529 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 530 |
|
|
// PUBLIC API
|
| 531 |
|
|
|
| 532 |
|
|
public Static3D[] getRotationAxis()
|
| 533 |
|
|
{
|
| 534 |
|
|
return ROT_AXIS;
|
| 535 |
|
|
}
|
| 536 |
|
|
|
| 537 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 538 |
|
|
|
| 539 |
|
|
public int getBasicAngle()
|
| 540 |
|
|
{
|
| 541 |
|
|
return 3;
|
| 542 |
|
|
}
|
| 543 |
|
|
|
| 544 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 545 |
|
|
|
| 546 |
|
|
public int randomizeNewRotAxis(Random rnd, int oldRotAxis)
|
| 547 |
|
|
{
|
| 548 |
|
|
int numAxis = ROTATION_AXIS.length;
|
| 549 |
|
|
|
| 550 |
|
|
if( oldRotAxis == START_AXIS )
|
| 551 |
|
|
{
|
| 552 |
|
|
return rnd.nextInt(numAxis);
|
| 553 |
|
|
}
|
| 554 |
|
|
else
|
| 555 |
|
|
{
|
| 556 |
|
|
int newVector = rnd.nextInt(numAxis-1);
|
| 557 |
|
|
return (newVector>=oldRotAxis ? newVector+1 : newVector);
|
| 558 |
|
|
}
|
| 559 |
|
|
}
|
| 560 |
|
|
|
| 561 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 562 |
|
|
|
| 563 |
|
|
public int randomizeNewRow(Random rnd, int oldRotAxis, int oldRow, int newRotAxis)
|
| 564 |
|
|
{
|
| 565 |
|
|
float rowFloat = rnd.nextFloat();
|
| 566 |
|
|
|
| 567 |
|
|
for(int row=0; row<mRowChances.length; row++)
|
| 568 |
|
|
{
|
| 569 |
|
|
if( rowFloat<=mRowChances[row] ) return row;
|
| 570 |
|
|
}
|
| 571 |
|
|
|
| 572 |
|
|
return 0;
|
| 573 |
|
|
}
|
| 574 |
|
|
|
| 575 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 576 |
|
|
// remember about the double cover or unit quaternions!
|
| 577 |
|
|
|
| 578 |
|
|
private int mulQuat(int q1, int q2)
|
| 579 |
|
|
{
|
| 580 |
|
|
Static4D result = RubikSurfaceView.quatMultiply(QUATS[q1],QUATS[q2]);
|
| 581 |
|
|
|
| 582 |
|
|
float rX = result.get0();
|
| 583 |
|
|
float rY = result.get1();
|
| 584 |
|
|
float rZ = result.get2();
|
| 585 |
|
|
float rW = result.get3();
|
| 586 |
|
|
|
| 587 |
|
|
final float MAX_ERROR = 0.1f;
|
| 588 |
|
|
float dX,dY,dZ,dW;
|
| 589 |
|
|
|
| 590 |
|
|
for(int i=0; i<QUATS.length; i++)
|
| 591 |
|
|
{
|
| 592 |
|
|
dX = QUATS[i].get0() - rX;
|
| 593 |
|
|
dY = QUATS[i].get1() - rY;
|
| 594 |
|
|
dZ = QUATS[i].get2() - rZ;
|
| 595 |
|
|
dW = QUATS[i].get3() - rW;
|
| 596 |
|
|
|
| 597 |
|
|
if( dX<MAX_ERROR && dX>-MAX_ERROR &&
|
| 598 |
|
|
dY<MAX_ERROR && dY>-MAX_ERROR &&
|
| 599 |
|
|
dZ<MAX_ERROR && dZ>-MAX_ERROR &&
|
| 600 |
|
|
dW<MAX_ERROR && dW>-MAX_ERROR ) return i;
|
| 601 |
|
|
|
| 602 |
|
|
dX = QUATS[i].get0() + rX;
|
| 603 |
|
|
dY = QUATS[i].get1() + rY;
|
| 604 |
|
|
dZ = QUATS[i].get2() + rZ;
|
| 605 |
|
|
dW = QUATS[i].get3() + rW;
|
| 606 |
|
|
|
| 607 |
|
|
if( dX<MAX_ERROR && dX>-MAX_ERROR &&
|
| 608 |
|
|
dY<MAX_ERROR && dY>-MAX_ERROR &&
|
| 609 |
|
|
dZ<MAX_ERROR && dZ>-MAX_ERROR &&
|
| 610 |
|
|
dW<MAX_ERROR && dW>-MAX_ERROR ) return i;
|
| 611 |
|
|
}
|
| 612 |
|
|
|
| 613 |
|
|
return -1;
|
| 614 |
|
|
}
|
| 615 |
|
|
|
| 616 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 617 |
|
|
// The Skewb is solved if and only if:
|
| 618 |
|
|
//
|
| 619 |
3f3ff476
|
Leszek Koltunski
|
// 1) all of its corner and edge cubits are rotated with the same quat
|
| 620 |
fb52fae9
|
Leszek Koltunski
|
// 2) all its face cubits are rotated with the same quat like the corner ones,
|
| 621 |
|
|
// and optionally they also might be upside down.
|
| 622 |
|
|
//
|
| 623 |
|
|
// i.e.
|
| 624 |
|
|
// cubits [ 8] and [ 9] - might be extra QUAT[1]
|
| 625 |
|
|
// cubits [10] and [11] - might be extra QUAT[2]
|
| 626 |
|
|
// cubits [12] and [13] - might be extra QUAT[3]
|
| 627 |
|
|
|
| 628 |
|
|
public boolean isSolved()
|
| 629 |
|
|
{
|
| 630 |
|
|
int q = CUBITS[0].mQuatIndex;
|
| 631 |
|
|
|
| 632 |
d92030e4
|
Leszek Koltunski
|
int numLayers = getNumLayers();
|
| 633 |
|
|
int numCorners = getNumCorners();
|
| 634 |
|
|
int numEdges = getNumEdges(numLayers);
|
| 635 |
|
|
int cornersAndEdges= numCorners + numEdges;
|
| 636 |
|
|
int centersPerFace = getNumCentersPerFace(numLayers);
|
| 637 |
b89898c5
|
Leszek Koltunski
|
int cubit, q1=q;
|
| 638 |
|
|
|
| 639 |
|
|
for(cubit=0; cubit<cornersAndEdges; cubit++)
|
| 640 |
fb52fae9
|
Leszek Koltunski
|
{
|
| 641 |
b89898c5
|
Leszek Koltunski
|
if( CUBITS[cubit].mQuatIndex != q ) return false;
|
| 642 |
fb52fae9
|
Leszek Koltunski
|
}
|
| 643 |
|
|
|
| 644 |
b89898c5
|
Leszek Koltunski
|
for(int face=0; face<6; face++)
|
| 645 |
|
|
{
|
| 646 |
|
|
if( face%2==0 ) q1 = mulQuat(q, (face/2)+1);
|
| 647 |
|
|
|
| 648 |
d92030e4
|
Leszek Koltunski
|
for(int center=0; center<centersPerFace; center++)
|
| 649 |
b89898c5
|
Leszek Koltunski
|
{
|
| 650 |
|
|
if( CUBITS[cubit].mQuatIndex != q && CUBITS[cubit].mQuatIndex != q1 ) return false;
|
| 651 |
|
|
cubit++;
|
| 652 |
|
|
}
|
| 653 |
|
|
}
|
| 654 |
|
|
|
| 655 |
|
|
return true;
|
| 656 |
fb52fae9
|
Leszek Koltunski
|
}
|
| 657 |
|
|
|
| 658 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 659 |
ee35e63c
|
Leszek Koltunski
|
// only needed for solvers - there are no Skewb solvers ATM)
|
| 660 |
fb52fae9
|
Leszek Koltunski
|
|
| 661 |
|
|
public String retObjectString()
|
| 662 |
|
|
{
|
| 663 |
|
|
return "";
|
| 664 |
|
|
}
|
| 665 |
6fd4a72c
|
Leszek Koltunski
|
|
| 666 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 667 |
|
|
|
| 668 |
|
|
public int getObjectName(int numLayers)
|
| 669 |
|
|
{
|
| 670 |
|
|
switch(numLayers)
|
| 671 |
|
|
{
|
| 672 |
|
|
case 2: return R.string.skew2;
|
| 673 |
|
|
case 3: return R.string.skew3;
|
| 674 |
|
|
}
|
| 675 |
|
|
return R.string.skew2;
|
| 676 |
|
|
}
|
| 677 |
|
|
|
| 678 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 679 |
|
|
|
| 680 |
|
|
public int getInventor(int numLayers)
|
| 681 |
|
|
{
|
| 682 |
|
|
switch(numLayers)
|
| 683 |
|
|
{
|
| 684 |
|
|
case 2: return R.string.skew2_inventor;
|
| 685 |
|
|
case 3: return R.string.skew3_inventor;
|
| 686 |
|
|
}
|
| 687 |
|
|
return R.string.skew2_inventor;
|
| 688 |
|
|
}
|
| 689 |
|
|
|
| 690 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 691 |
|
|
|
| 692 |
|
|
public int getComplexity(int numLayers)
|
| 693 |
|
|
{
|
| 694 |
|
|
switch(numLayers)
|
| 695 |
|
|
{
|
| 696 |
|
|
case 2: return 5;
|
| 697 |
|
|
case 3: return 9;
|
| 698 |
|
|
}
|
| 699 |
|
|
return 5;
|
| 700 |
|
|
}
|
| 701 |
fb52fae9
|
Leszek Koltunski
|
}
|