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ece1b58d
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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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ad6f6f03
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Leszek Koltunski
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import org.distorted.main.RubikSurfaceView;
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ece1b58d
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Leszek Koltunski
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import java.util.Random;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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9c2f0c91
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Leszek Koltunski
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public class TwistyDiamond extends TwistyObject
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ece1b58d
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Leszek Koltunski
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{
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private static final int FACES_PER_CUBIT =8;
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// the four rotation axis of a Diamond. Must be normalized.
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static final Static3D[] ROT_AXIS = new Static3D[]
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{
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new Static3D(+SQ6/3,+SQ3/3, 0),
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new Static3D(-SQ6/3,+SQ3/3, 0),
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cc99cf91
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Leszek Koltunski
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new Static3D( 0,-SQ3/3,-SQ6/3),
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new Static3D( 0,-SQ3/3,+SQ6/3)
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ece1b58d
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Leszek Koltunski
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};
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private static final int[] FACE_COLORS = new int[]
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{
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2ef489e2
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Leszek Koltunski
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COLOR_ORANGE, COLOR_VIOLET,
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COLOR_WHITE , COLOR_BLUE ,
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COLOR_YELLOW, COLOR_RED ,
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COLOR_GREEN , COLOR_GREY
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ece1b58d
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Leszek Koltunski
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};
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ab0c28f0
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Leszek Koltunski
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// All legal rotation quats of a Diamond: unit + three 180 deg turns + 8 generators
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ece1b58d
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Leszek Koltunski
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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( 0.0f, 1.0f, 0.0f, 0.0f ),
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ab0c28f0
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Leszek Koltunski
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new Static4D(+SQ2/2, 0.0f, -SQ2/2, 0.0f ),
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new Static4D(-SQ2/2, 0.0f, -SQ2/2, 0.0f ),
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ece1b58d
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Leszek Koltunski
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new Static4D(+SQ2/2, 0.5f, 0.0f, 0.5f ),
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new Static4D(-SQ2/2, 0.5f, 0.0f, 0.5f ),
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new Static4D( 0.0f, 0.5f, +SQ2/2, 0.5f ),
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new Static4D( 0.0f, 0.5f, -SQ2/2, 0.5f ),
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new Static4D(+SQ2/2, 0.5f, 0.0f, -0.5f ),
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new Static4D(-SQ2/2, 0.5f, 0.0f, -0.5f ),
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new Static4D( 0.0f, 0.5f, +SQ2/2, -0.5f ),
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ab0c28f0
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Leszek Koltunski
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new Static4D( 0.0f, 0.5f, -SQ2/2, -0.5f )
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ece1b58d
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Leszek Koltunski
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};
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private static final float DIST = 0.50f;
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2ef489e2
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Leszek Koltunski
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private static final int[][] mFaceNeutralQuatIndex = new int[][]
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ece1b58d
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Leszek Koltunski
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{
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2ef489e2
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Leszek Koltunski
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{6,10},
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{4, 8},
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{7,11},
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{5, 9},
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{7,11},
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{5, 9},
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{6,10},
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{4, 8}
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ece1b58d
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Leszek Koltunski
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};
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68b5f9c5
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Leszek Koltunski
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private static final int[] mTetraToFaceMap = new int[] {1,2,3,0,5,6,7,4};
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ece1b58d
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Leszek Koltunski
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private static MeshBase mOctaMesh, mTetraMesh;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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9c2f0c91
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Leszek Koltunski
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TwistyDiamond(int size, Static4D quat, DistortedTexture texture,
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MeshSquare mesh, DistortedEffects effects, int[][] moves, Resources res, int scrWidth)
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ece1b58d
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Leszek Koltunski
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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.DIAM, res, scrWidth);
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ece1b58d
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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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ab0c28f0
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Leszek Koltunski
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return 0.65f;
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ece1b58d
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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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ece1b58d
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Leszek Koltunski
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{
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return 1;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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680f921e
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Leszek Koltunski
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float[] getCuts(int numLayers)
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ece1b58d
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Leszek Koltunski
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{
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680f921e
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Leszek Koltunski
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if( numLayers<2 )
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{
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return null;
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}
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else
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{
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float[] cuts = new float[numLayers-1];
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68b5f9c5
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Leszek Koltunski
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float dist = SQ6*0.666f*DIST;
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680f921e
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Leszek Koltunski
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float cut = 0.5f*dist*(2-numLayers);
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for(int i=0; i<numLayers-1; i++)
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{
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cuts[i] = cut;
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cut += dist;
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}
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return cuts;
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}
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ece1b58d
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Leszek Koltunski
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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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680f921e
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Leszek Koltunski
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private int getNumOctahedrons(int layers)
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{
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return layers==1 ? 1 : 4*(layers-1)*(layers-1) + 2;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private int getNumTetrahedrons(int layers)
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{
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return 4*layers*(layers-1);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private int createOctahedrons(float[][] centers, int index, int layers, float height)
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{
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float x = DIST*(layers-1);
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float z = DIST*(layers+1);
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for(int i=0; i<layers; i++, index++)
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{
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z -= 2*DIST;
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centers[index][0] = x;
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centers[index][1] = height;
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centers[index][2] = z;
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}
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for(int i=0; i<layers-1; i++, index++)
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{
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x -= 2*DIST;
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centers[index][0] = x;
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centers[index][1] = height;
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centers[index][2] = z;
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}
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for(int i=0; i<layers-1; i++, index++)
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{
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z += 2*DIST;
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centers[index][0] = x;
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centers[index][1] = height;
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centers[index][2] = z;
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}
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for(int i=0; i<layers-2; i++, index++)
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{
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x += 2*DIST;
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centers[index][0] = x;
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centers[index][1] = height;
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centers[index][2] = z;
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}
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return index;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private int createTetrahedrons(float[][] centers, int index, int layers, float height)
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ece1b58d
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Leszek Koltunski
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{
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680f921e
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Leszek Koltunski
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float x = DIST*(layers-1);
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float z = DIST*layers;
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for(int i=0; i<layers-1; i++, index++)
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{
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z -= 2*DIST;
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centers[index][0] = x;
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centers[index][1] = height;
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centers[index][2] = z;
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}
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x += DIST;
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z -= DIST;
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for(int i=0; i<layers-1; i++, index++)
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{
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x -= 2*DIST;
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centers[index][0] = x;
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centers[index][1] = height;
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centers[index][2] = z;
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}
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x -= DIST;
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z -= DIST;
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for(int i=0; i<layers-1; i++, index++)
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{
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z += 2*DIST;
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centers[index][0] = x;
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centers[index][1] = height;
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centers[index][2] = z;
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}
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x -= DIST;
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z += DIST;
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for(int i=0; i<layers-1; i++, index++)
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{
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x += 2*DIST;
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centers[index][0] = x;
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centers[index][1] = height;
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centers[index][2] = z;
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}
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return index;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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float[][] getCubitPositions(int layers)
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{
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int numO = getNumOctahedrons(layers);
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int numT = getNumTetrahedrons(layers);
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int index = 0;
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float height = 0.0f;
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float[][] CENTERS = new float[numO+numT][3];
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index = createOctahedrons(CENTERS,index,layers,height);
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for(int i=layers-1; i>0; i--)
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{
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height += SQ2*DIST;
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index = createOctahedrons(CENTERS,index,i,+height);
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index = createOctahedrons(CENTERS,index,i,-height);
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}
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height = DIST*SQ2/2;
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for(int i=layers; i>1; i--)
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{
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index = createTetrahedrons(CENTERS,index,i,+height);
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index = createTetrahedrons(CENTERS,index,i,-height);
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height += SQ2*DIST;
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}
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ece1b58d
|
Leszek Koltunski
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return CENTERS;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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| 311 |
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| 312 |
680f921e
|
Leszek Koltunski
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private int retFaceTetraBelongsTo(int tetra, int numLayers)
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| 313 |
ece1b58d
|
Leszek Koltunski
|
{
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| 314 |
68b5f9c5
|
Leszek Koltunski
|
for(int i=numLayers-1; i>0; i--)
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| 315 |
ece1b58d
|
Leszek Koltunski
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{
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| 316 |
68b5f9c5
|
Leszek Koltunski
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if( tetra < 8*i ) return mTetraToFaceMap[tetra/i];
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| 317 |
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tetra -= 8*i;
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| 318 |
680f921e
|
Leszek Koltunski
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}
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| 319 |
68b5f9c5
|
Leszek Koltunski
|
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| 320 |
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return -1;
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| 321 |
680f921e
|
Leszek Koltunski
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}
|
| 322 |
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| 323 |
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///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 324 |
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| 325 |
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private Static4D getQuat(int cubit, int numLayers, int numO)
|
| 326 |
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{
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| 327 |
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if( cubit<numO ) return QUATS[0];
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| 328 |
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| 329 |
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switch( retFaceTetraBelongsTo(cubit-numO, numLayers) )
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| 330 |
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{
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| 331 |
2ef489e2
|
Leszek Koltunski
|
case 0: return QUATS[0]; // unit quat
|
| 332 |
|
|
case 1: return new Static4D(0,-SQ2/2,0,SQ2/2); // 90 along Y
|
| 333 |
|
|
case 2: return QUATS[1]; // 180 along Y
|
| 334 |
|
|
case 3: return new Static4D(0,+SQ2/2,0,SQ2/2); // 90 along
|
| 335 |
|
|
case 4: return new Static4D(0, 0,1, 0); // 180 along Z
|
| 336 |
|
|
case 5: return new Static4D(SQ2/2, 0,SQ2/2,0); //
|
| 337 |
|
|
case 6: return new Static4D( 1,0,0, 0); // 180 along X
|
| 338 |
|
|
case 7: return new Static4D(-SQ2/2,0,SQ2/2,0); //
|
| 339 |
ece1b58d
|
Leszek Koltunski
|
}
|
| 340 |
|
|
|
| 341 |
|
|
return null;
|
| 342 |
|
|
}
|
| 343 |
|
|
|
| 344 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 345 |
|
|
|
| 346 |
a64e07d0
|
Leszek Koltunski
|
MeshBase createCubitMesh(int cubit, int numLayers)
|
| 347 |
ece1b58d
|
Leszek Koltunski
|
{
|
| 348 |
|
|
MeshBase mesh;
|
| 349 |
680f921e
|
Leszek Koltunski
|
int numO = getNumOctahedrons(numLayers);
|
| 350 |
ece1b58d
|
Leszek Koltunski
|
|
| 351 |
680f921e
|
Leszek Koltunski
|
if( cubit<numO )
|
| 352 |
ece1b58d
|
Leszek Koltunski
|
{
|
| 353 |
b89898c5
|
Leszek Koltunski
|
if( mOctaMesh==null ) mOctaMesh = FactoryCubit.getInstance().createOctaMesh();
|
| 354 |
ece1b58d
|
Leszek Koltunski
|
mesh = mOctaMesh.copy(true);
|
| 355 |
|
|
}
|
| 356 |
|
|
else
|
| 357 |
|
|
{
|
| 358 |
b89898c5
|
Leszek Koltunski
|
if( mTetraMesh==null ) mTetraMesh = FactoryCubit.getInstance().createTetraMesh();
|
| 359 |
ece1b58d
|
Leszek Koltunski
|
mesh = mTetraMesh.copy(true);
|
| 360 |
|
|
}
|
| 361 |
|
|
|
| 362 |
680f921e
|
Leszek Koltunski
|
Static4D sQ = getQuat(cubit,numLayers,numO);
|
| 363 |
|
|
MatrixEffectQuaternion quat = new MatrixEffectQuaternion( sQ, new Static3D(0,0,0) );
|
| 364 |
ece1b58d
|
Leszek Koltunski
|
mesh.apply(quat,0xffffffff,0);
|
| 365 |
|
|
|
| 366 |
|
|
return mesh;
|
| 367 |
|
|
}
|
| 368 |
|
|
|
| 369 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 370 |
|
|
|
| 371 |
2ef489e2
|
Leszek Koltunski
|
int getFaceColor(int cubit, int cubitface, int size)
|
| 372 |
ece1b58d
|
Leszek Koltunski
|
{
|
| 373 |
2ef489e2
|
Leszek Koltunski
|
int numO = getNumOctahedrons(size);
|
| 374 |
680f921e
|
Leszek Koltunski
|
|
| 375 |
|
|
if( cubit<numO )
|
| 376 |
|
|
{
|
| 377 |
2ef489e2
|
Leszek Koltunski
|
int axis = 0;
|
| 378 |
|
|
int layer= 1;
|
| 379 |
|
|
|
| 380 |
|
|
switch(cubitface)
|
| 381 |
|
|
{
|
| 382 |
|
|
case 0: axis = 2; layer = 1; break;
|
| 383 |
|
|
case 1: axis = 0; layer = (1<<(size-1)); break;
|
| 384 |
|
|
case 2: axis = 3; layer = 1; break;
|
| 385 |
|
|
case 3: axis = 1; layer = (1<<(size-1)); break;
|
| 386 |
|
|
case 4: axis = 3; layer = (1<<(size-1)); break;
|
| 387 |
|
|
case 5: axis = 1; layer = 1; break;
|
| 388 |
|
|
case 6: axis = 2; layer = (1<<(size-1)); break;
|
| 389 |
|
|
case 7: axis = 0; layer = 1; break;
|
| 390 |
|
|
}
|
| 391 |
|
|
|
| 392 |
a4962b9c
|
Leszek Koltunski
|
return CUBITS[cubit].mRotationRow[axis] == layer ? cubitface : NUM_TEXTURES;
|
| 393 |
680f921e
|
Leszek Koltunski
|
}
|
| 394 |
|
|
else
|
| 395 |
|
|
{
|
| 396 |
a4962b9c
|
Leszek Koltunski
|
return cubitface>0 ? NUM_TEXTURES : retFaceTetraBelongsTo(cubit-numO, size);
|
| 397 |
680f921e
|
Leszek Koltunski
|
}
|
| 398 |
ece1b58d
|
Leszek Koltunski
|
}
|
| 399 |
|
|
|
| 400 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 401 |
|
|
|
| 402 |
ae755eda
|
Leszek Koltunski
|
void createFaceTexture(Canvas canvas, Paint paint, int face, int left, int top)
|
| 403 |
ece1b58d
|
Leszek Koltunski
|
{
|
| 404 |
ae755eda
|
Leszek Koltunski
|
float E = 0.75f;
|
| 405 |
|
|
float F = 0.50f;
|
| 406 |
76c2bd07
|
Leszek Koltunski
|
float R = 0.06f;
|
| 407 |
|
|
float S = 0.07f;
|
| 408 |
|
|
float[] vertices = { -F,-E/3, +F,-E/3, 0.0f,2*E/3};
|
| 409 |
|
|
|
| 410 |
b89898c5
|
Leszek Koltunski
|
FactorySticker factory = FactorySticker.getInstance();
|
| 411 |
ae755eda
|
Leszek Koltunski
|
factory.drawRoundedPolygon(canvas, paint, left, top, vertices, S, FACE_COLORS[face], R);
|
| 412 |
ece1b58d
|
Leszek Koltunski
|
}
|
| 413 |
|
|
|
| 414 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 415 |
|
|
|
| 416 |
|
|
float returnMultiplier()
|
| 417 |
|
|
{
|
| 418 |
cc99cf91
|
Leszek Koltunski
|
return 1.5f;
|
| 419 |
ece1b58d
|
Leszek Koltunski
|
}
|
| 420 |
|
|
|
| 421 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 422 |
|
|
|
| 423 |
a64e07d0
|
Leszek Koltunski
|
float[] getRowChances(int numLayers)
|
| 424 |
ece1b58d
|
Leszek Koltunski
|
{
|
| 425 |
680f921e
|
Leszek Koltunski
|
float[] chances = new float[numLayers];
|
| 426 |
ece1b58d
|
Leszek Koltunski
|
|
| 427 |
680f921e
|
Leszek Koltunski
|
for(int i=0; i<numLayers; i++) chances[i] = ((float)(i+1))/numLayers;
|
| 428 |
ece1b58d
|
Leszek Koltunski
|
|
| 429 |
|
|
return chances;
|
| 430 |
|
|
}
|
| 431 |
|
|
|
| 432 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 433 |
|
|
// PUBLIC API
|
| 434 |
|
|
|
| 435 |
|
|
public Static3D[] getRotationAxis()
|
| 436 |
|
|
{
|
| 437 |
|
|
return ROT_AXIS;
|
| 438 |
|
|
}
|
| 439 |
|
|
|
| 440 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 441 |
|
|
|
| 442 |
|
|
public int getBasicAngle()
|
| 443 |
|
|
{
|
| 444 |
|
|
return 3;
|
| 445 |
|
|
}
|
| 446 |
|
|
|
| 447 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 448 |
|
|
|
| 449 |
5043d5d0
|
Leszek Koltunski
|
public void randomizeNewScramble(int[][] scramble, Random rnd, int num)
|
| 450 |
ece1b58d
|
Leszek Koltunski
|
{
|
| 451 |
5043d5d0
|
Leszek Koltunski
|
if( num==0 )
|
| 452 |
ece1b58d
|
Leszek Koltunski
|
{
|
| 453 |
5043d5d0
|
Leszek Koltunski
|
scramble[num][0] = rnd.nextInt(ROTATION_AXIS.length);
|
| 454 |
ece1b58d
|
Leszek Koltunski
|
}
|
| 455 |
|
|
else
|
| 456 |
|
|
{
|
| 457 |
bbc6471c
|
Leszek Koltunski
|
int newVector = rnd.nextInt(ROTATION_AXIS.length-1);
|
| 458 |
5043d5d0
|
Leszek Koltunski
|
scramble[num][0] = (newVector>=scramble[num-1][0] ? newVector+1 : newVector);
|
| 459 |
ece1b58d
|
Leszek Koltunski
|
}
|
| 460 |
|
|
|
| 461 |
|
|
float rowFloat = rnd.nextFloat();
|
| 462 |
|
|
|
| 463 |
|
|
for(int row=0; row<mRowChances.length; row++)
|
| 464 |
|
|
{
|
| 465 |
bbc6471c
|
Leszek Koltunski
|
if( rowFloat<=mRowChances[row] )
|
| 466 |
|
|
{
|
| 467 |
5043d5d0
|
Leszek Koltunski
|
scramble[num][1] = row;
|
| 468 |
bbc6471c
|
Leszek Koltunski
|
break;
|
| 469 |
|
|
}
|
| 470 |
ece1b58d
|
Leszek Koltunski
|
}
|
| 471 |
|
|
|
| 472 |
5043d5d0
|
Leszek Koltunski
|
switch( rnd.nextInt(2) )
|
| 473 |
|
|
{
|
| 474 |
|
|
case 0: scramble[num][2] = -1; break;
|
| 475 |
|
|
case 1: scramble[num][2] = 1; break;
|
| 476 |
|
|
}
|
| 477 |
ece1b58d
|
Leszek Koltunski
|
}
|
| 478 |
|
|
|
| 479 |
ad6f6f03
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 480 |
|
|
|
| 481 |
|
|
int mulQuat(int q1, int q2)
|
| 482 |
|
|
{
|
| 483 |
|
|
Static4D result = RubikSurfaceView.quatMultiply(QUATS[q1],QUATS[q2]);
|
| 484 |
|
|
|
| 485 |
|
|
float rX = result.get0();
|
| 486 |
|
|
float rY = result.get1();
|
| 487 |
|
|
float rZ = result.get2();
|
| 488 |
|
|
float rW = result.get3();
|
| 489 |
|
|
|
| 490 |
|
|
final float MAX_ERROR = 0.1f;
|
| 491 |
|
|
float dX,dY,dZ,dW;
|
| 492 |
|
|
|
| 493 |
|
|
for(int i=0; i<QUATS.length; i++)
|
| 494 |
|
|
{
|
| 495 |
|
|
dX = QUATS[i].get0() - rX;
|
| 496 |
|
|
dY = QUATS[i].get1() - rY;
|
| 497 |
|
|
dZ = QUATS[i].get2() - rZ;
|
| 498 |
|
|
dW = QUATS[i].get3() - rW;
|
| 499 |
|
|
|
| 500 |
|
|
if( dX<MAX_ERROR && dX>-MAX_ERROR &&
|
| 501 |
|
|
dY<MAX_ERROR && dY>-MAX_ERROR &&
|
| 502 |
|
|
dZ<MAX_ERROR && dZ>-MAX_ERROR &&
|
| 503 |
|
|
dW<MAX_ERROR && dW>-MAX_ERROR ) return i;
|
| 504 |
|
|
|
| 505 |
|
|
dX = QUATS[i].get0() + rX;
|
| 506 |
|
|
dY = QUATS[i].get1() + rY;
|
| 507 |
|
|
dZ = QUATS[i].get2() + rZ;
|
| 508 |
|
|
dW = QUATS[i].get3() + rW;
|
| 509 |
|
|
|
| 510 |
|
|
if( dX<MAX_ERROR && dX>-MAX_ERROR &&
|
| 511 |
|
|
dY<MAX_ERROR && dY>-MAX_ERROR &&
|
| 512 |
|
|
dZ<MAX_ERROR && dZ>-MAX_ERROR &&
|
| 513 |
|
|
dW<MAX_ERROR && dW>-MAX_ERROR ) return i;
|
| 514 |
|
|
}
|
| 515 |
|
|
|
| 516 |
|
|
return -1;
|
| 517 |
|
|
}
|
| 518 |
|
|
|
| 519 |
ece1b58d
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 520 |
75a21cd6
|
Leszek Koltunski
|
// The Diamond is solved if and only if:
|
| 521 |
ece1b58d
|
Leszek Koltunski
|
//
|
| 522 |
2ef489e2
|
Leszek Koltunski
|
// 1) all octahedrons are rotated with the same quat
|
| 523 |
|
|
// 2) all tetrahedrons might be also optionally rotated by a 'face neutral' pair of quats
|
| 524 |
|
|
// (indexes of those are kept in the 'mFaceNeutralQuattIndex' table)
|
| 525 |
ad6f6f03
|
Leszek Koltunski
|
//
|
| 526 |
75a21cd6
|
Leszek Koltunski
|
// Note: this works for any size, because even if layers>3 - and then there are 'face-internal'
|
| 527 |
|
|
// octahedrons which, it would seem, can be rotated by those 'face neutral' pairs of quats - but
|
| 528 |
|
|
// in reality no, because if they were, the octahedrons would then not fit in the lattice...
|
| 529 |
ece1b58d
|
Leszek Koltunski
|
|
| 530 |
|
|
public boolean isSolved()
|
| 531 |
|
|
{
|
| 532 |
ab0c28f0
|
Leszek Koltunski
|
int q = CUBITS[0].mQuatIndex;
|
| 533 |
2ef489e2
|
Leszek Koltunski
|
int layers = getNumLayers();
|
| 534 |
|
|
int numO = getNumOctahedrons(layers);
|
| 535 |
ab0c28f0
|
Leszek Koltunski
|
|
| 536 |
2ef489e2
|
Leszek Koltunski
|
for(int i=1; i<numO; i++)
|
| 537 |
ad6f6f03
|
Leszek Koltunski
|
{
|
| 538 |
2ef489e2
|
Leszek Koltunski
|
if( CUBITS[i].mQuatIndex != q ) return false;
|
| 539 |
|
|
}
|
| 540 |
ad6f6f03
|
Leszek Koltunski
|
|
| 541 |
2ef489e2
|
Leszek Koltunski
|
int qI, q1Index, q2Index, face;
|
| 542 |
ad6f6f03
|
Leszek Koltunski
|
|
| 543 |
2ef489e2
|
Leszek Koltunski
|
for(int i=numO; i<NUM_CUBITS; i++)
|
| 544 |
|
|
{
|
| 545 |
|
|
face = retFaceTetraBelongsTo(i-numO,layers);
|
| 546 |
|
|
q1Index = mFaceNeutralQuatIndex[face][0];
|
| 547 |
|
|
q2Index = mFaceNeutralQuatIndex[face][1];
|
| 548 |
|
|
qI = CUBITS[i].mQuatIndex;
|
| 549 |
ad6f6f03
|
Leszek Koltunski
|
|
| 550 |
2ef489e2
|
Leszek Koltunski
|
if( qI != q && qI != mulQuat(q,q1Index) && qI != mulQuat(q,q2Index) ) return false;
|
| 551 |
ad6f6f03
|
Leszek Koltunski
|
}
|
| 552 |
|
|
|
| 553 |
2ef489e2
|
Leszek Koltunski
|
return true;
|
| 554 |
ece1b58d
|
Leszek Koltunski
|
}
|
| 555 |
|
|
|
| 556 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 557 |
ab0c28f0
|
Leszek Koltunski
|
// only needed for solvers - there are no Diamond solvers ATM
|
| 558 |
ece1b58d
|
Leszek Koltunski
|
|
| 559 |
|
|
public String retObjectString()
|
| 560 |
|
|
{
|
| 561 |
|
|
return "";
|
| 562 |
|
|
}
|
| 563 |
|
|
|
| 564 |
6fd4a72c
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 565 |
|
|
|
| 566 |
|
|
public int getObjectName(int numLayers)
|
| 567 |
|
|
{
|
| 568 |
2ef489e2
|
Leszek Koltunski
|
switch(numLayers)
|
| 569 |
|
|
{
|
| 570 |
|
|
case 2: return R.string.diam2;
|
| 571 |
|
|
case 3: return R.string.diam3;
|
| 572 |
|
|
}
|
| 573 |
|
|
|
| 574 |
|
|
return 0;
|
| 575 |
6fd4a72c
|
Leszek Koltunski
|
}
|
| 576 |
|
|
|
| 577 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 578 |
|
|
|
| 579 |
|
|
public int getInventor(int numLayers)
|
| 580 |
|
|
{
|
| 581 |
2ef489e2
|
Leszek Koltunski
|
switch(numLayers)
|
| 582 |
|
|
{
|
| 583 |
|
|
case 2: return R.string.diam2_inventor;
|
| 584 |
|
|
case 3: return R.string.diam3_inventor;
|
| 585 |
|
|
}
|
| 586 |
|
|
|
| 587 |
|
|
return 0;
|
| 588 |
6fd4a72c
|
Leszek Koltunski
|
}
|
| 589 |
|
|
|
| 590 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 591 |
|
|
|
| 592 |
|
|
public int getComplexity(int numLayers)
|
| 593 |
|
|
{
|
| 594 |
2ef489e2
|
Leszek Koltunski
|
switch(numLayers)
|
| 595 |
|
|
{
|
| 596 |
|
|
case 2: return 5;
|
| 597 |
|
|
case 3: return 7;
|
| 598 |
|
|
}
|
| 599 |
|
|
|
| 600 |
|
|
return 0;
|
| 601 |
6fd4a72c
|
Leszek Koltunski
|
}
|
| 602 |
ece1b58d
|
Leszek Koltunski
|
}
|