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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2021 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 org.distorted.library.main.DistortedEffects;
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import org.distorted.library.main.DistortedTexture;
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import org.distorted.library.mesh.MeshSquare;
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import org.distorted.library.type.Static3D;
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import org.distorted.library.type.Static4D;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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abstract class TwistySquare extends TwistyObject
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{
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static final int LAST_SL = 0; // automatic rotations: last rot was a 'slash' i.e. along ROT_AXIS[1]
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static final int LAST_UP = 1; // last rot was along ROT_AXIS[0], upper layer and forelast was a slash
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static final int LAST_LO = 2; // last rot was along ROT_AXIS[0], lower layer and forelast was a slash
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static final int LAST_UL = 3; // two last rots were along ROT_AXIS[0] (so the next must be a slash)
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static final float COS15 = (SQ6+SQ2)/4;
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static final float SIN15 = (SQ6-SQ2)/4;
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static final float X = 3*(2-SQ3)/2;
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// The third, artificial axis is for the generic scrambling algorithm.
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// Otherwise it wouldn't be possible to rotate the LO and UP layers
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// consecutively.
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static final Static3D[] ROT_AXIS = new Static3D[]
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{
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new Static3D(0,+1,0),
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new Static3D(COS15,0,SIN15),
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new Static3D(0,-1,0),
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};
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static final int[] BASIC_ANGLE = new int[] { 12,2,12 };
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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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COLOR_RED , COLOR_ORANGE
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};
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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, SIN15, 0.0f, COS15 ),
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new Static4D( 0.0f, 0.5f, 0.0f, SQ3/2 ),
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new Static4D( 0.0f, SQ2/2, 0.0f, SQ2/2 ),
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new Static4D( 0.0f, SQ3/2, 0.0f, 0.5f ),
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new Static4D( 0.0f, COS15, 0.0f, SIN15 ),
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new Static4D( 0.0f, 1.0f, 0.0f, 0.0f ),
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new Static4D( 0.0f, COS15, 0.0f,-SIN15 ),
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new Static4D( 0.0f, SQ3/2, 0.0f, -0.5f ),
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new Static4D( 0.0f, SQ2/2, 0.0f,-SQ2/2 ),
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new Static4D( 0.0f, 0.5f, 0.0f,-SQ3/2 ),
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new Static4D( 0.0f, SIN15, 0.0f,-COS15 ),
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new Static4D( 1.0f, 0.0f, 0.0f, 0.0f ),
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new Static4D( COS15, 0.0f, SIN15, 0.0f ),
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new Static4D( SQ3/2, 0.0f, 0.5f, 0.0f ),
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new Static4D( SQ2/2, 0.0f, SQ2/2, 0.0f ),
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new Static4D( 0.5f, 0.0f, SQ3/2, 0.0f ),
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new Static4D( SIN15, 0.0f, COS15, 0.0f ),
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new Static4D( 0.0f, 0.0f, 1.0f, 0.0f ),
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new Static4D(-SIN15, 0.0f, COS15, 0.0f ),
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new Static4D( -0.5f, 0.0f, SQ3/2, 0.0f ),
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new Static4D(-SQ2/2, 0.0f, SQ2/2, 0.0f ),
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new Static4D(-SQ3/2, 0.0f, 0.5f, 0.0f ),
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new Static4D(-COS15, 0.0f, SIN15, 0.0f )
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};
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static final double[][] VERTICES_MIDDLE = new double[][]
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{
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{ -1.5-X, 0.5, 1.5 },
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{ 0.0, 0.5, 1.5 },
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{ 0.0, 0.5,-1.5 },
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{ -1.5+X, 0.5,-1.5 },
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{ -1.5-X,-0.5, 1.5 },
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{ 0.0,-0.5, 1.5 },
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{ 0.0,-0.5,-1.5 },
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{ -1.5+X,-0.5,-1.5 }
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};
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static final int[][] VERT_INDEXES_MIDDLE = new int[][]
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{
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{0,1,2,3}, // counterclockwise!
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{4,5,6,7},
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{4,5,1,0},
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{5,6,2,1},
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{6,7,3,2},
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{7,4,0,3}
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};
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static final double[][] VERTICES_EDGE = new double[][]
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{
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{ -X, 0.5, 0.0 },
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{ +X, 0.5, 0.0 },
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{0.0, 0.5,-1.5 },
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{ -X,-0.5, 0.0 },
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{ +X,-0.5, 0.0 },
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{0.0,-0.5,-1.5 },
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};
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static final int[][] VERT_INDEXES_EDGE = new int[][]
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{
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{0,1,2}, // counterclockwise!
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{3,4,5},
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{3,4,1,0},
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{4,5,2,1},
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{5,3,0,2}
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};
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// QUATS[i]*QUATS[j] = QUATS[QUAT_MULT[i][j]]
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static final int[][] QUAT_MULT = new int[][]
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{
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23,},
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{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 12,},
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{ 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0, 1, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 12, 13,},
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{ 3, 4, 5, 6, 7, 8, 9, 10, 11, 0, 1, 2, 15, 16, 17, 18, 19, 20, 21, 22, 23, 12, 13, 14,},
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{ 4, 5, 6, 7, 8, 9, 10, 11, 0, 1, 2, 3, 16, 17, 18, 19, 20, 21, 22, 23, 12, 13, 14, 15,},
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{ 5, 6, 7, 8, 9, 10, 11, 0, 1, 2, 3, 4, 17, 18, 19, 20, 21, 22, 23, 12, 13, 14, 15, 16,},
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{ 6, 7, 8, 9, 10, 11, 0, 1, 2, 3, 4, 5, 18, 19, 20, 21, 22, 23, 12, 13, 14, 15, 16, 17,},
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{ 7, 8, 9, 10, 11, 0, 1, 2, 3, 4, 5, 6, 19, 20, 21, 22, 23, 12, 13, 14, 15, 16, 17, 18,},
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{ 8, 9, 10, 11, 0, 1, 2, 3, 4, 5, 6, 7, 20, 21, 22, 23, 12, 13, 14, 15, 16, 17, 18, 19,},
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{ 9, 10, 11, 0, 1, 2, 3, 4, 5, 6, 7, 8, 21, 22, 23, 12, 13, 14, 15, 16, 17, 18, 19, 20,},
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{ 10, 11, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 22, 23, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,},
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{ 11, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 23, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22,},
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{ 12, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 0, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1,},
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{ 13, 12, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 1, 0, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2,},
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{ 14, 13, 12, 23, 22, 21, 20, 19, 18, 17, 16, 15, 2, 1, 0, 11, 10, 9, 8, 7, 6, 5, 4, 3,},
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{ 15, 14, 13, 12, 23, 22, 21, 20, 19, 18, 17, 16, 3, 2, 1, 0, 11, 10, 9, 8, 7, 6, 5, 4,},
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{ 16, 15, 14, 13, 12, 23, 22, 21, 20, 19, 18, 17, 4, 3, 2, 1, 0, 11, 10, 9, 8, 7, 6, 5,},
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{ 17, 16, 15, 14, 13, 12, 23, 22, 21, 20, 19, 18, 5, 4, 3, 2, 1, 0, 11, 10, 9, 8, 7, 6,},
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{ 18, 17, 16, 15, 14, 13, 12, 23, 22, 21, 20, 19, 6, 5, 4, 3, 2, 1, 0, 11, 10, 9, 8, 7,},
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{ 19, 18, 17, 16, 15, 14, 13, 12, 23, 22, 21, 20, 7, 6, 5, 4, 3, 2, 1, 0, 11, 10, 9, 8,},
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{ 20, 19, 18, 17, 16, 15, 14, 13, 12, 23, 22, 21, 8, 7, 6, 5, 4, 3, 2, 1, 0, 11, 10, 9,},
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{ 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 23, 22, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 11, 10,},
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{ 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 23, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 11,},
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{ 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,}
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};
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int mLastRot;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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TwistySquare(int size, Static4D quat, DistortedTexture texture, MeshSquare mesh,
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DistortedEffects effects, int[][] moves, ObjectList obj, Resources res, int scrWidth)
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{
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super(size, size, quat, texture, mesh, effects, moves, obj, res, scrWidth);
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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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boolean shouldResetTextureMaps()
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{
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return false;
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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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int getNumCubitFaces()
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{
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return 6;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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float getScreenRatio()
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{
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return 0.5f;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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float returnMultiplier()
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{
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return 1.0f;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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float[][] getCuts(int numLayers)
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{
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return new float[][] { {-0.5f,+0.5f}, {0.0f}, {-0.5f,+0.5f} };
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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int getColor(int face)
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{
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return FACE_COLORS[face];
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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 BASIC_ANGLE;
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}
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}
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