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fb52fae9
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2020 Leszek Koltunski //
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// //
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// This file is part of Magic Cube. //
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// //
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// Magic Cube is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// Magic Cube is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with Magic Cube. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.objects;
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import android.content.res.Resources;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import org.distorted.library.effect.MatrixEffectQuaternion;
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import org.distorted.library.effect.VertexEffectDeform;
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import org.distorted.library.effect.VertexEffectMove;
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import org.distorted.library.effect.VertexEffectRotate;
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import org.distorted.library.effect.VertexEffectScale;
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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.MeshJoined;
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import org.distorted.library.mesh.MeshPolygon;
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import org.distorted.library.mesh.MeshSquare;
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import org.distorted.library.mesh.MeshTriangle;
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import org.distorted.library.type.Static1D;
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import org.distorted.library.type.Static3D;
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import org.distorted.library.type.Static4D;
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import org.distorted.main.RubikSurfaceView;
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import java.util.Random;
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import static org.distorted.effects.scramble.ScrambleEffect.START_AXIS;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public class RubikSkewb extends RubikObject
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{
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private static final float SQ2 = (float)Math.sqrt(2);
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private static final float SQ3 = (float)Math.sqrt(3);
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private static final int FACES_PER_CUBIT =6;
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// the four rotation axis of a RubikSkewb. Must be normalized.
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static final Static3D[] ROT_AXIS = new Static3D[]
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{
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new Static3D(+SQ3/3,+SQ3/3,+SQ3/3),
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new Static3D(+SQ3/3,+SQ3/3,-SQ3/3),
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new Static3D(+SQ3/3,-SQ3/3,+SQ3/3),
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new Static3D(+SQ3/3,-SQ3/3,-SQ3/3)
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};
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// the six axis that determine the faces
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static final Static3D[] FACE_AXIS = new Static3D[]
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{
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new Static3D(1,0,0), new Static3D(-1,0,0),
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new Static3D(0,1,0), new Static3D(0,-1,0),
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new Static3D(0,0,1), new Static3D(0,0,-1)
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};
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private static final int[] FACE_COLORS = new int[]
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{
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ece1b58d
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Leszek Koltunski
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COLOR_YELLOW, COLOR_WHITE,
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COLOR_BLUE , COLOR_GREEN,
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COLOR_RED , COLOR_BROWN
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fb52fae9
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Leszek Koltunski
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};
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// All legal rotation quats of a RubikSkewb
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private static final Static4D[] QUATS = new Static4D[]
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{
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new Static4D( 0.0f, 0.0f, 0.0f, 1.0f ),
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new Static4D( 1.0f, 0.0f, 0.0f, 0.0f ),
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new Static4D( 0.0f, 1.0f, 0.0f, 0.0f ),
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new Static4D( 0.0f, 0.0f, 1.0f, 0.0f ),
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new Static4D( 0.5f, 0.5f, 0.5f, 0.5f ),
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new Static4D( 0.5f, 0.5f, 0.5f, -0.5f ),
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new Static4D( 0.5f, 0.5f, -0.5f, 0.5f ),
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new Static4D( 0.5f, 0.5f, -0.5f, -0.5f ),
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new Static4D( 0.5f, -0.5f, 0.5f, 0.5f ),
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new Static4D( 0.5f, -0.5f, 0.5f, -0.5f ),
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new Static4D( 0.5f, -0.5f, -0.5f, 0.5f ),
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new Static4D( 0.5f, -0.5f, -0.5f, -0.5f )
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};
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63002261
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Leszek Koltunski
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private static final float DIST_CORNER = 0.50f;
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private static final float DIST_CENTER = 0.49f;
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fb52fae9
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Leszek Koltunski
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// centers of the 8 corners + 6 sides ( i.e. of the all 14 cubits)
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private static final Static3D[] CENTERS = new Static3D[]
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{
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63002261
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Leszek Koltunski
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new Static3D( DIST_CORNER, DIST_CORNER, DIST_CORNER ),
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new Static3D( DIST_CORNER, DIST_CORNER,-DIST_CORNER ),
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new Static3D( DIST_CORNER,-DIST_CORNER, DIST_CORNER ),
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new Static3D( DIST_CORNER,-DIST_CORNER,-DIST_CORNER ),
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new Static3D(-DIST_CORNER, DIST_CORNER, DIST_CORNER ),
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new Static3D(-DIST_CORNER, DIST_CORNER,-DIST_CORNER ),
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new Static3D(-DIST_CORNER,-DIST_CORNER, DIST_CORNER ),
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new Static3D(-DIST_CORNER,-DIST_CORNER,-DIST_CORNER ),
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new Static3D( DIST_CENTER, 0.0f, 0.0f ),
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new Static3D(-DIST_CENTER, 0.0f, 0.0f ),
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new Static3D( 0.0f, DIST_CENTER, 0.0f ),
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new Static3D( 0.0f,-DIST_CENTER, 0.0f ),
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new Static3D( 0.0f, 0.0f, DIST_CENTER ),
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new Static3D( 0.0f, 0.0f,-DIST_CENTER ),
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fb52fae9
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Leszek Koltunski
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};
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// Colors of the faces of cubits. Each cubit, even the face pyramid, has 6 faces
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// (the face has one extra 'fake' face so that everything would have the same number)
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private static final int[][] mFaceMap = new int[][]
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{
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eab9d8f8
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Leszek Koltunski
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{ 4,2,0, 12,12,12 },
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{ 2,5,0, 12,12,12 },
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{ 3,4,0, 12,12,12 },
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{ 5,3,0, 12,12,12 },
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{ 1,2,4, 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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{ 1,3,5, 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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fb52fae9
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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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RubikSkewb(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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super(size, 60, quat, texture, mesh, effects, moves, RubikObjectList.SKEW, res, scrWidth);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private void createCornerMesh()
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{
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float D = 0.02f;
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float E = 0.5f;
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float F = SQ2/2;
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float[] vertices0 = { -E+E/4,E/4, E/4,-E+E/4, E/4,E/4};
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float[] bands0 = { 1.0f , 0,
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1.0f-2*D, D*0.25f,
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1.0f-4*D, D*0.35f,
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1.0f-8*D, D*0.6f,
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0.60f , D*1.0f,
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0.30f , D*1.375f,
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0.0f , D*1.4f };
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MeshBase[] meshes = new MeshBase[FACES_PER_CUBIT];
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meshes[0] = new MeshPolygon(vertices0, bands0, 3, 3);
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meshes[0].setEffectAssociation(0,1,0);
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meshes[1] = meshes[0].copy(true);
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meshes[1].setEffectAssociation(0,2,0);
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meshes[2] = meshes[0].copy(true);
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meshes[2].setEffectAssociation(0,4,0);
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float[] vertices1 = { 0,0, F,0, F/2,(SQ3/2)*F };
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eab9d8f8
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Leszek Koltunski
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float[] bands1 = { 1.0f, 0.0f, 0.5f, 0.0f, 0.0f, 0.0f };
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fb52fae9
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Leszek Koltunski
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eab9d8f8
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Leszek Koltunski
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meshes[3] = new MeshPolygon(vertices1,bands1,1,5);
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fb52fae9
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Leszek Koltunski
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meshes[3].setEffectAssociation(0,8,0);
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meshes[4] = meshes[3].copy(true);
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meshes[4].setEffectAssociation(0,16,0);
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meshes[5] = meshes[3].copy(true);
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meshes[5].setEffectAssociation(0,32,0);
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mCornerMesh = new MeshJoined(meshes);
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Static3D axisX = new Static3D(1,0,0);
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Static3D axisY = new Static3D(0,1,0);
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Static3D axis0 = new Static3D(-SQ2/2,0,SQ2/2);
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Static3D axis1 = new Static3D(+SQ3/3,+SQ3/3,+SQ3/3);
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Static1D angle1 = new Static1D(+90);
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Static1D angle2 = new Static1D(-90);
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Static1D angle3 = new Static1D(-15);
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Static1D angle4 = new Static1D((float)((180.0f/Math.PI)*Math.acos(SQ3/3)));
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Static1D angle5 = new Static1D(120);
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Static1D angle6 = new Static1D(240);
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Static3D center1= new Static3D(0,0,0);
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Static3D center2= new Static3D(-0.5f,-0.5f,-0.5f);
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Static3D move1 = new Static3D(-E/4,-E/4,0);
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Static3D move2 = new Static3D(-0.5f,-0.5f,-0.5f);
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float d0 =-0.04f;
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float d1 = 0.04f;
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float r0 = 0.15f;
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float r1 = 0.10f;
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Static3D vec0 = new Static3D(d0*(+SQ3/3),d0*(+SQ3/3),d0*(+SQ3/3));
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Static3D vec1 = new Static3D(d1*(+SQ3/3),d1*(-SQ3/3),d1*(-SQ3/3));
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Static3D vec2 = new Static3D(d1*(-SQ3/3),d1*(+SQ3/3),d1*(-SQ3/3));
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Static3D vec3 = new Static3D(d1*(-SQ3/3),d1*(-SQ3/3),d1*(+SQ3/3));
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Static1D radius = new Static1D(0.5f);
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Static3D cent0 = new Static3D( 0.0f, 0.0f, 0.0f);
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Static3D cent1 = new Static3D(-0.5f, 0.0f, 0.0f);
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Static3D cent2 = new Static3D( 0.0f,-0.5f, 0.0f);
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Static3D cent3 = new Static3D( 0.0f, 0.0f,-0.5f);
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Static4D reg0 = new Static4D(0,0,0,r0);
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Static4D reg1 = new Static4D(0,0,0,r1);
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VertexEffectMove effect0 = new VertexEffectMove(move1);
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VertexEffectScale effect1 = new VertexEffectScale(new Static3D(1,1,-1));
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VertexEffectRotate effect2 = new VertexEffectRotate(angle1,axisX,center1);
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VertexEffectRotate effect3 = new VertexEffectRotate(angle2,axisY,center1);
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VertexEffectMove effect4 = new VertexEffectMove(move2);
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VertexEffectRotate effect5 = new VertexEffectRotate(angle1,axisX,center2);
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VertexEffectRotate effect6 = new VertexEffectRotate(angle3,axisY,center2);
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VertexEffectRotate effect7 = new VertexEffectRotate(angle4,axis0,center2);
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VertexEffectRotate effect8 = new VertexEffectRotate(angle5,axis1,center2);
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VertexEffectRotate effect9 = new VertexEffectRotate(angle6,axis1,center2);
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VertexEffectDeform effect10= new VertexEffectDeform(vec0,radius,cent0,reg0);
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VertexEffectDeform effect11= new VertexEffectDeform(vec1,radius,cent1,reg1);
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VertexEffectDeform effect12= new VertexEffectDeform(vec2,radius,cent2,reg1);
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VertexEffectDeform effect13= new VertexEffectDeform(vec3,radius,cent3,reg1);
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effect0.setMeshAssociation( 7,-1); // meshes 0,1,2
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effect1.setMeshAssociation( 6,-1); // meshes 1,2
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effect2.setMeshAssociation( 2,-1); // mesh 1
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effect3.setMeshAssociation( 4,-1); // mesh 2
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effect4.setMeshAssociation(56,-1); // meshes 3,4,5
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effect5.setMeshAssociation(56,-1); // meshes 3,4,5
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effect6.setMeshAssociation(56,-1); // meshes 3,4,5
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effect7.setMeshAssociation(56,-1); // meshes 3,4,5
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effect8.setMeshAssociation(16,-1); // mesh 4
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effect9.setMeshAssociation(32,-1); // mesh 5
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effect10.setMeshAssociation(63,-1); // all meshes
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effect11.setMeshAssociation(63,-1); // all meshes
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effect12.setMeshAssociation(63,-1); // all meshes
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effect13.setMeshAssociation(63,-1); // all meshes
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mCornerMesh.apply(effect0);
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mCornerMesh.apply(effect1);
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mCornerMesh.apply(effect2);
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mCornerMesh.apply(effect3);
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mCornerMesh.apply(effect4);
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mCornerMesh.apply(effect5);
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mCornerMesh.apply(effect6);
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mCornerMesh.apply(effect7);
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mCornerMesh.apply(effect8);
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mCornerMesh.apply(effect9);
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mCornerMesh.apply(effect10);
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mCornerMesh.apply(effect11);
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mCornerMesh.apply(effect12);
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mCornerMesh.apply(effect13);
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mCornerMesh.mergeEffComponents();
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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| 278 |
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private void createFaceMesh()
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{
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| 281 |
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int association = 1;
|
| 282 |
|
|
|
| 283 |
|
|
float D = 0.03f;
|
| 284 |
|
|
float E = SQ2/4;
|
| 285 |
|
|
float[] vertices0 = { -E,-E, +E,-E, +E,+E, -E,+E };
|
| 286 |
|
|
|
| 287 |
eab9d8f8
|
Leszek Koltunski
|
float[] bands0 = { 1.0f , 0,
|
| 288 |
|
|
1.0f-D/2, D*0.30f,
|
| 289 |
|
|
1.0f- D , D*0.50f,
|
| 290 |
|
|
1.0f-2*D, D*0.80f,
|
| 291 |
|
|
0.60f , D*1.40f,
|
| 292 |
|
|
0.30f , D*1.60f,
|
| 293 |
|
|
0.0f , D*1.70f };
|
| 294 |
fb52fae9
|
Leszek Koltunski
|
|
| 295 |
|
|
MeshBase[] meshes = new MeshBase[FACES_PER_CUBIT];
|
| 296 |
|
|
meshes[0] = new MeshPolygon(vertices0, bands0, 3, 3);
|
| 297 |
|
|
meshes[0].setEffectAssociation(0,association,0);
|
| 298 |
|
|
|
| 299 |
|
|
association <<= 1;
|
| 300 |
|
|
|
| 301 |
|
|
float[] vertices1 = { -E,-SQ3*E, +E,-SQ3*E, 0,0 };
|
| 302 |
eab9d8f8
|
Leszek Koltunski
|
float[] bands1 = { 1.0f, 0.0f, 0.5f, 0.0f, 0.0f, 0.0f };
|
| 303 |
fb52fae9
|
Leszek Koltunski
|
|
| 304 |
|
|
meshes[1] = new MeshPolygon(vertices1,bands1,0,0);
|
| 305 |
|
|
meshes[1].setEffectAssociation(0,association,0);
|
| 306 |
|
|
|
| 307 |
|
|
for(int i=2; i<FACES_PER_CUBIT-1; i++)
|
| 308 |
|
|
{
|
| 309 |
|
|
association <<= 1;
|
| 310 |
|
|
meshes[i] = meshes[1].copy(true);
|
| 311 |
|
|
meshes[i].setEffectAssociation(0,association,0);
|
| 312 |
|
|
}
|
| 313 |
|
|
|
| 314 |
|
|
association <<= 1;
|
| 315 |
|
|
meshes[FACES_PER_CUBIT-1] = new MeshTriangle(1); // empty triangle so that
|
| 316 |
|
|
meshes[FACES_PER_CUBIT-1].setEffectAssociation(0,association,0); // all cubits have 6 faces
|
| 317 |
|
|
|
| 318 |
|
|
mFaceMesh = new MeshJoined(meshes);
|
| 319 |
|
|
|
| 320 |
|
|
Static3D center = new Static3D(0,0,0);
|
| 321 |
|
|
Static3D axis1 = new Static3D(1,0,0);
|
| 322 |
|
|
Static3D axis2 = new Static3D(0,0,1);
|
| 323 |
|
|
float angle = -(float)((180.0f/Math.PI)*Math.acos(SQ3/3));
|
| 324 |
|
|
|
| 325 |
eab9d8f8
|
Leszek Koltunski
|
float f = 0.05f;
|
| 326 |
fb52fae9
|
Leszek Koltunski
|
float r = 0.10f;
|
| 327 |
|
|
float d = 0.5f;
|
| 328 |
|
|
float e = +D*0.6f;
|
| 329 |
|
|
Static3D vector0 = new Static3D(-f, 0, 0);
|
| 330 |
|
|
Static3D vector1 = new Static3D( 0,+f, 0);
|
| 331 |
|
|
Static3D vector2 = new Static3D(+f, 0, 0);
|
| 332 |
|
|
Static3D vector3 = new Static3D( 0,-f, 0);
|
| 333 |
|
|
Static1D radius = new Static1D(1.0f);
|
| 334 |
|
|
Static4D region = new Static4D(0,0,0,r);
|
| 335 |
|
|
Static3D center0 = new Static3D(+d, 0, e);
|
| 336 |
|
|
Static3D center1 = new Static3D( 0,-d, e);
|
| 337 |
|
|
Static3D center2 = new Static3D(-d, 0, e);
|
| 338 |
|
|
Static3D center3 = new Static3D( 0,+d, e);
|
| 339 |
|
|
|
| 340 |
|
|
VertexEffectRotate effect0 = new VertexEffectRotate( new Static1D(angle), axis1, center);
|
| 341 |
|
|
VertexEffectRotate effect1 = new VertexEffectRotate( new Static1D( 135), axis2, center);
|
| 342 |
|
|
VertexEffectRotate effect2 = new VertexEffectRotate( new Static1D( 45), axis2, center);
|
| 343 |
|
|
VertexEffectRotate effect3 = new VertexEffectRotate( new Static1D( -45), axis2, center);
|
| 344 |
|
|
VertexEffectRotate effect4 = new VertexEffectRotate( new Static1D( -135), axis2, center);
|
| 345 |
|
|
VertexEffectMove effect5 = new VertexEffectMove( new Static3D(0,0,-0.5f) );
|
| 346 |
|
|
VertexEffectDeform effect6 = new VertexEffectDeform(vector0,radius,center0,region);
|
| 347 |
|
|
VertexEffectDeform effect7 = new VertexEffectDeform(vector1,radius,center1,region);
|
| 348 |
|
|
VertexEffectDeform effect8 = new VertexEffectDeform(vector2,radius,center2,region);
|
| 349 |
|
|
VertexEffectDeform effect9 = new VertexEffectDeform(vector3,radius,center3,region);
|
| 350 |
|
|
VertexEffectScale effect10= new VertexEffectScale(0.01f);
|
| 351 |
|
|
|
| 352 |
|
|
effect0.setMeshAssociation(30,-1); // meshes 1,2,3,4
|
| 353 |
|
|
effect1.setMeshAssociation( 2,-1); // mesh 1
|
| 354 |
|
|
effect2.setMeshAssociation( 5,-1); // meshes 0,2
|
| 355 |
|
|
effect3.setMeshAssociation( 8,-1); // mesh 3
|
| 356 |
|
|
effect4.setMeshAssociation(16,-1); // mesh 4
|
| 357 |
|
|
effect5.setMeshAssociation(30,-1); // meshes 1,2,3,4
|
| 358 |
|
|
effect6.setMeshAssociation(31,-1); // meshes 0,1,2,3,4
|
| 359 |
|
|
effect7.setMeshAssociation(31,-1); // meshes 0,1,2,3,4
|
| 360 |
|
|
effect8.setMeshAssociation(31,-1); // meshes 0,1,2,3,4
|
| 361 |
|
|
effect9.setMeshAssociation(31,-1); // meshes 0,1,2,3,4
|
| 362 |
|
|
effect10.setMeshAssociation(32,-1); // mesh 5
|
| 363 |
|
|
|
| 364 |
|
|
mFaceMesh.apply(effect0);
|
| 365 |
|
|
mFaceMesh.apply(effect1);
|
| 366 |
|
|
mFaceMesh.apply(effect2);
|
| 367 |
|
|
mFaceMesh.apply(effect3);
|
| 368 |
|
|
mFaceMesh.apply(effect4);
|
| 369 |
|
|
mFaceMesh.apply(effect5);
|
| 370 |
|
|
mFaceMesh.apply(effect6);
|
| 371 |
|
|
mFaceMesh.apply(effect7);
|
| 372 |
|
|
mFaceMesh.apply(effect8);
|
| 373 |
|
|
mFaceMesh.apply(effect9);
|
| 374 |
|
|
mFaceMesh.apply(effect10);
|
| 375 |
|
|
|
| 376 |
|
|
mFaceMesh.mergeEffComponents();
|
| 377 |
|
|
}
|
| 378 |
|
|
|
| 379 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 380 |
|
|
|
| 381 |
|
|
float getScreenRatio()
|
| 382 |
|
|
{
|
| 383 |
|
|
return 1.0f;
|
| 384 |
|
|
}
|
| 385 |
|
|
|
| 386 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 387 |
|
|
|
| 388 |
|
|
Static4D[] getQuats()
|
| 389 |
|
|
{
|
| 390 |
|
|
return QUATS;
|
| 391 |
|
|
}
|
| 392 |
|
|
|
| 393 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 394 |
|
|
|
| 395 |
|
|
int getNumFaces()
|
| 396 |
|
|
{
|
| 397 |
|
|
return FACE_COLORS.length;
|
| 398 |
|
|
}
|
| 399 |
|
|
|
| 400 |
eaee1ddc
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 401 |
|
|
|
| 402 |
|
|
boolean shouldResetTextureMaps()
|
| 403 |
|
|
{
|
| 404 |
|
|
return false;
|
| 405 |
|
|
}
|
| 406 |
|
|
|
| 407 |
eab9d8f8
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 408 |
|
|
// Each face has two types of a texture: the central square and the triangle in the corner.
|
| 409 |
|
|
|
| 410 |
|
|
int getNumStickerTypes()
|
| 411 |
|
|
{
|
| 412 |
|
|
return 2;
|
| 413 |
|
|
}
|
| 414 |
|
|
|
| 415 |
7403cdfa
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 416 |
|
|
|
| 417 |
|
|
float getBasicStep()
|
| 418 |
|
|
{
|
| 419 |
|
|
return SQ3;
|
| 420 |
|
|
}
|
| 421 |
|
|
|
| 422 |
fb52fae9
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 423 |
|
|
|
| 424 |
|
|
int getNumCubitFaces()
|
| 425 |
|
|
{
|
| 426 |
|
|
return FACES_PER_CUBIT;
|
| 427 |
|
|
}
|
| 428 |
|
|
|
| 429 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 430 |
|
|
|
| 431 |
|
|
Static3D[] getCubitPositions(int size)
|
| 432 |
|
|
{
|
| 433 |
|
|
return CENTERS;
|
| 434 |
|
|
}
|
| 435 |
|
|
|
| 436 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 437 |
|
|
|
| 438 |
|
|
private Static4D getQuat(int cubit)
|
| 439 |
|
|
{
|
| 440 |
|
|
switch(cubit)
|
| 441 |
|
|
{
|
| 442 |
|
|
case 0: return QUATS[0]; // unit quat
|
| 443 |
|
|
case 1: return new Static4D( SQ2/2,0,0,SQ2/2); // 90 along X
|
| 444 |
|
|
case 2: return new Static4D(-SQ2/2,0,0,SQ2/2); // -90 along X
|
| 445 |
|
|
case 3: return QUATS[1]; // 180 along X
|
| 446 |
|
|
case 4: return new Static4D(0, SQ2/2,0,SQ2/2); // 90 along Y
|
| 447 |
|
|
case 5: return QUATS[2]; // 180 along Y
|
| 448 |
|
|
case 6: return QUATS[3]; // 180 along Z
|
| 449 |
|
|
case 7: return new Static4D(SQ2/2,0,-SQ2/2,0); // 180 along (SQ2/2,0,-SQ2/2)
|
| 450 |
|
|
case 8: return new Static4D(0,-SQ2/2,0,SQ2/2); // -90 along Y
|
| 451 |
|
|
case 9: return new Static4D(0, SQ2/2,0,SQ2/2); // 90 along Y
|
| 452 |
|
|
case 10: return new Static4D( SQ2/2,0,0,SQ2/2); // 90 along X
|
| 453 |
|
|
case 11: return new Static4D(-SQ2/2,0,0,SQ2/2); // -90 along X
|
| 454 |
|
|
case 12: return QUATS[0]; // unit quaternion
|
| 455 |
|
|
case 13: return QUATS[1]; // 180 along X
|
| 456 |
|
|
}
|
| 457 |
|
|
|
| 458 |
|
|
return null;
|
| 459 |
|
|
}
|
| 460 |
|
|
|
| 461 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 462 |
|
|
|
| 463 |
|
|
MeshBase createCubitMesh(int cubit)
|
| 464 |
|
|
{
|
| 465 |
|
|
MeshBase mesh;
|
| 466 |
|
|
|
| 467 |
|
|
if( cubit<8 )
|
| 468 |
|
|
{
|
| 469 |
|
|
if( mCornerMesh==null ) createCornerMesh();
|
| 470 |
|
|
mesh = mCornerMesh.copy(true);
|
| 471 |
|
|
}
|
| 472 |
|
|
else
|
| 473 |
|
|
{
|
| 474 |
|
|
if( mFaceMesh==null ) createFaceMesh();
|
| 475 |
|
|
mesh = mFaceMesh.copy(true);
|
| 476 |
|
|
}
|
| 477 |
|
|
|
| 478 |
|
|
MatrixEffectQuaternion quat = new MatrixEffectQuaternion( getQuat(cubit), new Static3D(0,0,0) );
|
| 479 |
|
|
mesh.apply(quat,0xffffffff,0);
|
| 480 |
|
|
|
| 481 |
|
|
return mesh;
|
| 482 |
|
|
}
|
| 483 |
|
|
|
| 484 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 485 |
|
|
|
| 486 |
|
|
int getFaceColor(int cubit, int cubitface, int size)
|
| 487 |
|
|
{
|
| 488 |
|
|
return mFaceMap[cubit][cubitface];
|
| 489 |
|
|
}
|
| 490 |
|
|
|
| 491 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 492 |
|
|
|
| 493 |
|
|
void createFaceTexture(Canvas canvas, Paint paint, int face, int left, int top, int side)
|
| 494 |
|
|
{
|
| 495 |
eab9d8f8
|
Leszek Koltunski
|
int COLORS = FACE_COLORS.length;
|
| 496 |
|
|
|
| 497 |
|
|
if( face<COLORS )
|
| 498 |
|
|
{
|
| 499 |
|
|
float STROKE = 0.035f*side;
|
| 500 |
|
|
float L= left+0.125f*side;
|
| 501 |
|
|
float H= 0.375f*side;
|
| 502 |
|
|
float LEN = 0.5f*side;
|
| 503 |
|
|
|
| 504 |
|
|
paint.setAntiAlias(true);
|
| 505 |
|
|
paint.setStrokeWidth(STROKE);
|
| 506 |
|
|
paint.setColor(FACE_COLORS[face]);
|
| 507 |
|
|
paint.setStyle(Paint.Style.FILL);
|
| 508 |
|
|
|
| 509 |
|
|
canvas.drawRect(left,top,left+side,top+side,paint);
|
| 510 |
|
|
|
| 511 |
|
|
paint.setColor(INTERIOR_COLOR);
|
| 512 |
|
|
paint.setStyle(Paint.Style.STROKE);
|
| 513 |
|
|
|
| 514 |
|
|
canvas.drawLine( L , H, L+LEN, H , paint);
|
| 515 |
|
|
canvas.drawLine( L , H, L+LEN, H+LEN, paint);
|
| 516 |
|
|
canvas.drawLine( L+LEN, H, L+LEN, H+LEN, paint);
|
| 517 |
|
|
|
| 518 |
|
|
float S1 = 0.125f*side;
|
| 519 |
|
|
float S2 = 0.070f*side;
|
| 520 |
|
|
float X = 0.7f*S2;
|
| 521 |
|
|
|
| 522 |
|
|
float LA = left+0.625f*side;
|
| 523 |
|
|
float RA = left+0.125f*side;
|
| 524 |
|
|
float TA = 0.375f*side;
|
| 525 |
|
|
float BA = 0.875f*side;
|
| 526 |
|
|
|
| 527 |
|
|
canvas.drawArc( LA-S1, TA , LA , TA+S1, 270, 90, false, paint);
|
| 528 |
|
|
canvas.drawArc( RA+X , TA , RA+X+S2, TA+S2, 135,135, false, paint);
|
| 529 |
|
|
canvas.drawArc( LA-S2, BA-X-S2, LA , BA-X , 0,135, false, paint);
|
| 530 |
|
|
}
|
| 531 |
|
|
else
|
| 532 |
|
|
{
|
| 533 |
|
|
final float R = (SQ2/2)*side*0.10f;
|
| 534 |
|
|
final float M = side*(0.5f-SQ2/4+0.018f);
|
| 535 |
|
|
|
| 536 |
|
|
paint.setColor(FACE_COLORS[face-COLORS]);
|
| 537 |
|
|
paint.setStyle(Paint.Style.FILL);
|
| 538 |
|
|
canvas.drawRoundRect( left+M, top+M, left+side-M, top+side-M, R, R, paint);
|
| 539 |
|
|
}
|
| 540 |
fb52fae9
|
Leszek Koltunski
|
}
|
| 541 |
|
|
|
| 542 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 543 |
|
|
|
| 544 |
|
|
float returnMultiplier()
|
| 545 |
|
|
{
|
| 546 |
|
|
return 2.0f;
|
| 547 |
|
|
}
|
| 548 |
|
|
|
| 549 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 550 |
|
|
|
| 551 |
|
|
float[] getRowChances()
|
| 552 |
|
|
{
|
| 553 |
|
|
float[] chances = new float[2];
|
| 554 |
|
|
|
| 555 |
|
|
chances[0] = 0.5f;
|
| 556 |
|
|
chances[1] = 1.0f;
|
| 557 |
|
|
|
| 558 |
|
|
return chances;
|
| 559 |
|
|
}
|
| 560 |
|
|
|
| 561 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 562 |
|
|
// PUBLIC API
|
| 563 |
|
|
|
| 564 |
|
|
public Static3D[] getRotationAxis()
|
| 565 |
|
|
{
|
| 566 |
|
|
return ROT_AXIS;
|
| 567 |
|
|
}
|
| 568 |
|
|
|
| 569 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 570 |
|
|
|
| 571 |
|
|
public int getBasicAngle()
|
| 572 |
|
|
{
|
| 573 |
|
|
return 3;
|
| 574 |
|
|
}
|
| 575 |
|
|
|
| 576 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 577 |
|
|
|
| 578 |
|
|
public int computeRowFromOffset(float offset)
|
| 579 |
|
|
{
|
| 580 |
63002261
|
Leszek Koltunski
|
return offset<0.25f ? 0:1;
|
| 581 |
fb52fae9
|
Leszek Koltunski
|
}
|
| 582 |
|
|
|
| 583 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 584 |
|
|
|
| 585 |
|
|
public float returnRotationFactor(float offset)
|
| 586 |
|
|
{
|
| 587 |
|
|
return 1.0f;
|
| 588 |
|
|
}
|
| 589 |
|
|
|
| 590 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 591 |
|
|
|
| 592 |
|
|
public int randomizeNewRotAxis(Random rnd, int oldRotAxis)
|
| 593 |
|
|
{
|
| 594 |
|
|
int numAxis = ROTATION_AXIS.length;
|
| 595 |
|
|
|
| 596 |
|
|
if( oldRotAxis == START_AXIS )
|
| 597 |
|
|
{
|
| 598 |
|
|
return rnd.nextInt(numAxis);
|
| 599 |
|
|
}
|
| 600 |
|
|
else
|
| 601 |
|
|
{
|
| 602 |
|
|
int newVector = rnd.nextInt(numAxis-1);
|
| 603 |
|
|
return (newVector>=oldRotAxis ? newVector+1 : newVector);
|
| 604 |
|
|
}
|
| 605 |
|
|
}
|
| 606 |
|
|
|
| 607 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 608 |
|
|
|
| 609 |
|
|
public int randomizeNewRow(Random rnd, int oldRotAxis, int oldRow, int newRotAxis)
|
| 610 |
|
|
{
|
| 611 |
|
|
float rowFloat = rnd.nextFloat();
|
| 612 |
|
|
|
| 613 |
|
|
for(int row=0; row<mRowChances.length; row++)
|
| 614 |
|
|
{
|
| 615 |
|
|
if( rowFloat<=mRowChances[row] ) return row;
|
| 616 |
|
|
}
|
| 617 |
|
|
|
| 618 |
|
|
return 0;
|
| 619 |
|
|
}
|
| 620 |
|
|
|
| 621 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 622 |
|
|
// remember about the double cover or unit quaternions!
|
| 623 |
|
|
|
| 624 |
|
|
private int mulQuat(int q1, int q2)
|
| 625 |
|
|
{
|
| 626 |
|
|
Static4D result = RubikSurfaceView.quatMultiply(QUATS[q1],QUATS[q2]);
|
| 627 |
|
|
|
| 628 |
|
|
float rX = result.get0();
|
| 629 |
|
|
float rY = result.get1();
|
| 630 |
|
|
float rZ = result.get2();
|
| 631 |
|
|
float rW = result.get3();
|
| 632 |
|
|
|
| 633 |
|
|
final float MAX_ERROR = 0.1f;
|
| 634 |
|
|
float dX,dY,dZ,dW;
|
| 635 |
|
|
|
| 636 |
|
|
for(int i=0; i<QUATS.length; i++)
|
| 637 |
|
|
{
|
| 638 |
|
|
dX = QUATS[i].get0() - rX;
|
| 639 |
|
|
dY = QUATS[i].get1() - rY;
|
| 640 |
|
|
dZ = QUATS[i].get2() - rZ;
|
| 641 |
|
|
dW = QUATS[i].get3() - rW;
|
| 642 |
|
|
|
| 643 |
|
|
if( dX<MAX_ERROR && dX>-MAX_ERROR &&
|
| 644 |
|
|
dY<MAX_ERROR && dY>-MAX_ERROR &&
|
| 645 |
|
|
dZ<MAX_ERROR && dZ>-MAX_ERROR &&
|
| 646 |
|
|
dW<MAX_ERROR && dW>-MAX_ERROR ) return i;
|
| 647 |
|
|
|
| 648 |
|
|
dX = QUATS[i].get0() + rX;
|
| 649 |
|
|
dY = QUATS[i].get1() + rY;
|
| 650 |
|
|
dZ = QUATS[i].get2() + rZ;
|
| 651 |
|
|
dW = QUATS[i].get3() + rW;
|
| 652 |
|
|
|
| 653 |
|
|
if( dX<MAX_ERROR && dX>-MAX_ERROR &&
|
| 654 |
|
|
dY<MAX_ERROR && dY>-MAX_ERROR &&
|
| 655 |
|
|
dZ<MAX_ERROR && dZ>-MAX_ERROR &&
|
| 656 |
|
|
dW<MAX_ERROR && dW>-MAX_ERROR ) return i;
|
| 657 |
|
|
}
|
| 658 |
|
|
|
| 659 |
|
|
return -1;
|
| 660 |
|
|
}
|
| 661 |
|
|
|
| 662 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 663 |
|
|
// The Skewb is solved if and only if:
|
| 664 |
|
|
//
|
| 665 |
|
|
// 1) all of its corner cubits are rotated with the same quat
|
| 666 |
|
|
// 2) all its face cubits are rotated with the same quat like the corner ones,
|
| 667 |
|
|
// and optionally they also might be upside down.
|
| 668 |
|
|
//
|
| 669 |
|
|
// i.e.
|
| 670 |
|
|
// cubits [ 8] and [ 9] - might be extra QUAT[1]
|
| 671 |
|
|
// cubits [10] and [11] - might be extra QUAT[2]
|
| 672 |
|
|
// cubits [12] and [13] - might be extra QUAT[3]
|
| 673 |
|
|
|
| 674 |
|
|
public boolean isSolved()
|
| 675 |
|
|
{
|
| 676 |
|
|
int q = CUBITS[0].mQuatIndex;
|
| 677 |
|
|
|
| 678 |
|
|
if ( CUBITS[1].mQuatIndex == q &&
|
| 679 |
|
|
CUBITS[2].mQuatIndex == q &&
|
| 680 |
|
|
CUBITS[3].mQuatIndex == q &&
|
| 681 |
|
|
CUBITS[4].mQuatIndex == q &&
|
| 682 |
|
|
CUBITS[5].mQuatIndex == q &&
|
| 683 |
|
|
CUBITS[6].mQuatIndex == q &&
|
| 684 |
|
|
CUBITS[7].mQuatIndex == q )
|
| 685 |
|
|
{
|
| 686 |
|
|
int q1 = mulQuat(q,1);
|
| 687 |
|
|
int q2 = mulQuat(q,2);
|
| 688 |
|
|
int q3 = mulQuat(q,3);
|
| 689 |
|
|
|
| 690 |
|
|
return (CUBITS[ 8].mQuatIndex == q || CUBITS[ 8].mQuatIndex == q1) &&
|
| 691 |
|
|
(CUBITS[ 9].mQuatIndex == q || CUBITS[ 9].mQuatIndex == q1) &&
|
| 692 |
|
|
(CUBITS[10].mQuatIndex == q || CUBITS[10].mQuatIndex == q2) &&
|
| 693 |
|
|
(CUBITS[11].mQuatIndex == q || CUBITS[11].mQuatIndex == q2) &&
|
| 694 |
|
|
(CUBITS[12].mQuatIndex == q || CUBITS[12].mQuatIndex == q3) &&
|
| 695 |
|
|
(CUBITS[13].mQuatIndex == q || CUBITS[13].mQuatIndex == q3) ;
|
| 696 |
|
|
}
|
| 697 |
|
|
|
| 698 |
|
|
return false;
|
| 699 |
|
|
}
|
| 700 |
|
|
|
| 701 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
| 702 |
ee35e63c
|
Leszek Koltunski
|
// only needed for solvers - there are no Skewb solvers ATM)
|
| 703 |
fb52fae9
|
Leszek Koltunski
|
|
| 704 |
|
|
public String retObjectString()
|
| 705 |
|
|
{
|
| 706 |
|
|
return "";
|
| 707 |
|
|
}
|
| 708 |
|
|
|
| 709 |
|
|
}
|