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49cd8581
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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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6fd4a72c
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Leszek Koltunski
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import org.distorted.main.R;
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49cd8581
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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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///////////////////////////////////////////////////////////////////////////////////////////////////
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public class TwistyIvy extends TwistyObject
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{
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18a5f95f
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Leszek Koltunski
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private static final int FACES_PER_CUBIT =6;
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49cd8581
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Leszek Koltunski
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// the four rotation axis of a RubikIvy. 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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49cd8581
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Leszek Koltunski
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};
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// All legal rotation quats of a RubikIvy
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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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18a5f95f
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Leszek Koltunski
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private static final int[][] mFaceMap =
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49cd8581
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Leszek Koltunski
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{
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18a5f95f
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Leszek Koltunski
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{ 4, 2, 0, 12,12,12 },
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{ 5, 2, 1, 12,12,12 },
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{ 4, 3, 1, 12,12,12 },
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{ 5, 3, 0, 12,12,12 },
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{ 6, 12,12,12,12,12 },
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{ 7, 12,12,12,12,12 },
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{ 8, 12,12,12,12,12 },
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{ 9, 12,12,12,12,12 },
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{ 10, 12,12,12,12,12 },
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{ 11, 12,12,12,12,12 },
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49cd8581
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Leszek Koltunski
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};
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private static MeshBase mCornerMesh, mFaceMesh;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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TwistyIvy(int size, Static4D quat, DistortedTexture texture,
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MeshSquare mesh, 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.IVY, res, scrWidth);
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49cd8581
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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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return 1.0f;
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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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49cd8581
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Leszek Koltunski
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{
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return 2;
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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[] cuts = new float[1];
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cuts[0] = 0.0f;
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return cuts;
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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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49cd8581
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Leszek Koltunski
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{
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final float DIST_CORNER = (numLayers-1)*0.50f;
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final float DIST_CENTER = (numLayers-1)*0.50f;
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e6cf7283
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Leszek Koltunski
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final float[][] CENTERS = new float[10][];
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CENTERS[0] = new float[] { DIST_CORNER, DIST_CORNER, DIST_CORNER };
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CENTERS[1] = new float[] {-DIST_CORNER, DIST_CORNER,-DIST_CORNER };
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CENTERS[2] = new float[] {-DIST_CORNER,-DIST_CORNER, DIST_CORNER };
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CENTERS[3] = new float[] { DIST_CORNER,-DIST_CORNER,-DIST_CORNER };
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CENTERS[4] = new float[] { DIST_CENTER, 0, 0 };
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CENTERS[5] = new float[] {-DIST_CENTER, 0, 0 };
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CENTERS[6] = new float[] { 0, DIST_CENTER, 0 };
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CENTERS[7] = new float[] { 0,-DIST_CENTER, 0 };
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CENTERS[8] = new float[] { 0, 0, DIST_CENTER };
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CENTERS[9] = new float[] { 0, 0,-DIST_CENTER };
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49cd8581
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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 int getQuat(int cubit)
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{
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switch(cubit)
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{
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case 0: return 0;
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case 1: return 2;
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case 2: return 3;
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case 3: return 1;
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case 4: return 8;
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case 5: return 11;
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case 6: return 10;
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case 7: return 9;
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case 8: return 0;
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case 9: return 2;
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}
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return 0;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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a64e07d0
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Leszek Koltunski
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MeshBase createCubitMesh(int cubit, int numLayers)
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49cd8581
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Leszek Koltunski
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{
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MeshBase mesh;
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if( cubit<4 )
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{
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if( mCornerMesh==null ) mCornerMesh = FactoryCubit.getInstance().createIvyCornerMesh();
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mesh = mCornerMesh.copy(true);
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}
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else
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{
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if( mFaceMesh==null ) mFaceMesh = FactoryCubit.getInstance().createIvyFaceMesh();
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mesh = mFaceMesh.copy(true);
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}
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MatrixEffectQuaternion quat = new MatrixEffectQuaternion( QUATS[getQuat(cubit)], new Static3D(0,0,0) );
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mesh.apply(quat,0xffffffff,0);
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return mesh;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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int getFaceColor(int cubit, int cubitface, int numLayers)
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{
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18a5f95f
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Leszek Koltunski
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return mFaceMap[cubit][cubitface];
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49cd8581
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Leszek Koltunski
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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void createFaceTexture(Canvas canvas, Paint paint, int face, int left, int top)
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{
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int COLORS = FACE_COLORS.length;
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FactorySticker factory = FactorySticker.getInstance();
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9e5b990e
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Leszek Koltunski
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float S = 0.08f;
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886d1ebb
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Leszek Koltunski
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float R = 0.12f;
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49cd8581
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Leszek Koltunski
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if( face<COLORS )
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{
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9e5b990e
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Leszek Koltunski
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factory.drawIvyCornerSticker(canvas, paint, left, top, FACE_COLORS[face%COLORS], S, R);
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49cd8581
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Leszek Koltunski
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}
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else
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{
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9e5b990e
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Leszek Koltunski
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factory.drawIvyCenterSticker(canvas, paint, left, top, FACE_COLORS[face%COLORS], S, R);
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49cd8581
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Leszek Koltunski
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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float returnMultiplier()
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{
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return 2.0f;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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a64e07d0
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Leszek Koltunski
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float[] getRowChances(int numLayers)
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49cd8581
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Leszek Koltunski
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{
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float[] chances = new float[2];
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chances[0] = 0.5f;
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chances[1] = 1.0f;
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return chances;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// PUBLIC API
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public Static3D[] getRotationAxis()
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{
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return ROT_AXIS;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public int getBasicAngle()
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{
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return 3;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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| 284 |
5043d5d0
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Leszek Koltunski
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public void randomizeNewScramble(int[][] scramble, Random rnd, int num)
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| 285 |
49cd8581
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Leszek Koltunski
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{
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| 286 |
5043d5d0
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Leszek Koltunski
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if( num==0 )
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| 287 |
49cd8581
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Leszek Koltunski
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{
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| 288 |
5043d5d0
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Leszek Koltunski
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scramble[num][0] = rnd.nextInt(ROTATION_AXIS.length);
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| 289 |
49cd8581
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Leszek Koltunski
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}
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else
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| 291 |
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{
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| 292 |
bbc6471c
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Leszek Koltunski
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int newVector = rnd.nextInt(ROTATION_AXIS.length-1);
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| 293 |
5043d5d0
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Leszek Koltunski
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scramble[num][0] = (newVector>=scramble[num-1][0] ? newVector+1 : newVector);
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| 294 |
49cd8581
|
Leszek Koltunski
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}
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| 295 |
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float rowFloat = rnd.nextFloat();
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for(int row=0; row<mRowChances.length; row++)
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| 299 |
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{
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| 300 |
bbc6471c
|
Leszek Koltunski
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if( rowFloat<=mRowChances[row] )
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| 301 |
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{
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| 302 |
5043d5d0
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Leszek Koltunski
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scramble[num][1] = row;
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| 303 |
bbc6471c
|
Leszek Koltunski
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break;
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| 304 |
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}
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| 305 |
49cd8581
|
Leszek Koltunski
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}
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| 306 |
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| 307 |
5043d5d0
|
Leszek Koltunski
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switch( rnd.nextInt(2) )
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| 308 |
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{
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| 309 |
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case 0: scramble[num][2] = -1; break;
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| 310 |
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case 1: scramble[num][2] = 1; break;
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| 311 |
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}
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| 312 |
49cd8581
|
Leszek Koltunski
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}
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| 313 |
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///////////////////////////////////////////////////////////////////////////////////////////////////
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| 315 |
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// remember about the double cover or unit quaternions!
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| 316 |
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| 317 |
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private int mulQuat(int q1, int q2)
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| 318 |
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{
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| 319 |
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Static4D result = RubikSurfaceView.quatMultiply(QUATS[q1],QUATS[q2]);
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| 320 |
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| 321 |
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float rX = result.get0();
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| 322 |
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float rY = result.get1();
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| 323 |
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float rZ = result.get2();
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| 324 |
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float rW = result.get3();
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| 325 |
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final float MAX_ERROR = 0.1f;
|
| 327 |
|
|
float dX,dY,dZ,dW;
|
| 328 |
|
|
|
| 329 |
|
|
for(int i=0; i<QUATS.length; i++)
|
| 330 |
|
|
{
|
| 331 |
|
|
dX = QUATS[i].get0() - rX;
|
| 332 |
|
|
dY = QUATS[i].get1() - rY;
|
| 333 |
|
|
dZ = QUATS[i].get2() - rZ;
|
| 334 |
|
|
dW = QUATS[i].get3() - rW;
|
| 335 |
|
|
|
| 336 |
|
|
if( dX<MAX_ERROR && dX>-MAX_ERROR &&
|
| 337 |
|
|
dY<MAX_ERROR && dY>-MAX_ERROR &&
|
| 338 |
|
|
dZ<MAX_ERROR && dZ>-MAX_ERROR &&
|
| 339 |
|
|
dW<MAX_ERROR && dW>-MAX_ERROR ) return i;
|
| 340 |
|
|
|
| 341 |
|
|
dX = QUATS[i].get0() + rX;
|
| 342 |
|
|
dY = QUATS[i].get1() + rY;
|
| 343 |
|
|
dZ = QUATS[i].get2() + rZ;
|
| 344 |
|
|
dW = QUATS[i].get3() + rW;
|
| 345 |
|
|
|
| 346 |
|
|
if( dX<MAX_ERROR && dX>-MAX_ERROR &&
|
| 347 |
|
|
dY<MAX_ERROR && dY>-MAX_ERROR &&
|
| 348 |
|
|
dZ<MAX_ERROR && dZ>-MAX_ERROR &&
|
| 349 |
|
|
dW<MAX_ERROR && dW>-MAX_ERROR ) return i;
|
| 350 |
|
|
}
|
| 351 |
|
|
|
| 352 |
|
|
return -1;
|
| 353 |
|
|
}
|
| 354 |
|
|
|
| 355 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 356 |
|
|
// The Ivy is solved if and only if:
|
| 357 |
|
|
//
|
| 358 |
|
|
// 1) all 4 of its corner cubits are rotated with the same quat
|
| 359 |
|
|
// 2) all its face cubits are rotated with the same quat like the corner ones,
|
| 360 |
|
|
// and optionally they also might be upside down.
|
| 361 |
|
|
//
|
| 362 |
|
|
// i.e.
|
| 363 |
|
|
// cubits [4] and [5] - might be extra QUAT[1]
|
| 364 |
|
|
// cubits [6] and [7] - might be extra QUAT[2]
|
| 365 |
|
|
// cubits [8] and [9] - might be extra QUAT[3]
|
| 366 |
|
|
|
| 367 |
|
|
public boolean isSolved()
|
| 368 |
|
|
{
|
| 369 |
|
|
int q1,q = CUBITS[0].mQuatIndex;
|
| 370 |
|
|
|
| 371 |
|
|
if( CUBITS[1].mQuatIndex == q &&
|
| 372 |
|
|
CUBITS[2].mQuatIndex == q &&
|
| 373 |
|
|
CUBITS[3].mQuatIndex == q )
|
| 374 |
|
|
{
|
| 375 |
|
|
q1 = mulQuat(q,1);
|
| 376 |
|
|
if( CUBITS[4].mQuatIndex != q && CUBITS[4].mQuatIndex != q1 ) return false;
|
| 377 |
|
|
if( CUBITS[5].mQuatIndex != q && CUBITS[5].mQuatIndex != q1 ) return false;
|
| 378 |
|
|
|
| 379 |
|
|
q1 = mulQuat(q,2);
|
| 380 |
|
|
if( CUBITS[6].mQuatIndex != q && CUBITS[6].mQuatIndex != q1 ) return false;
|
| 381 |
|
|
if( CUBITS[7].mQuatIndex != q && CUBITS[7].mQuatIndex != q1 ) return false;
|
| 382 |
|
|
|
| 383 |
|
|
q1 = mulQuat(q,3);
|
| 384 |
|
|
if( CUBITS[8].mQuatIndex != q && CUBITS[8].mQuatIndex != q1 ) return false;
|
| 385 |
|
|
if( CUBITS[9].mQuatIndex != q && CUBITS[9].mQuatIndex != q1 ) return false;
|
| 386 |
|
|
|
| 387 |
|
|
return true;
|
| 388 |
|
|
}
|
| 389 |
|
|
|
| 390 |
|
|
return false;
|
| 391 |
|
|
}
|
| 392 |
|
|
|
| 393 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 394 |
|
|
// only needed for solvers - there are no Ivy solvers ATM)
|
| 395 |
|
|
|
| 396 |
|
|
public String retObjectString()
|
| 397 |
|
|
{
|
| 398 |
|
|
return "";
|
| 399 |
|
|
}
|
| 400 |
6fd4a72c
|
Leszek Koltunski
|
|
| 401 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 402 |
|
|
|
| 403 |
|
|
public int getObjectName(int numLayers)
|
| 404 |
|
|
{
|
| 405 |
|
|
return R.string.ivy2;
|
| 406 |
|
|
}
|
| 407 |
|
|
|
| 408 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 409 |
|
|
|
| 410 |
|
|
public int getInventor(int numLayers)
|
| 411 |
|
|
{
|
| 412 |
|
|
return R.string.ivy2_inventor;
|
| 413 |
|
|
}
|
| 414 |
|
|
|
| 415 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 416 |
|
|
|
| 417 |
|
|
public int getComplexity(int numLayers)
|
| 418 |
|
|
{
|
| 419 |
|
|
return 1;
|
| 420 |
|
|
}
|
| 421 |
49cd8581
|
Leszek Koltunski
|
}
|