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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 proprietary software licensed under an EULA which you should have received //
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// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.objectlib.touchcontrol;
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import org.distorted.library.type.Static3D;
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import org.distorted.objectlib.main.TwistyObject;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Hexahedral objects: map the 2D swipes of user's fingers to 3D rotations
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public class TouchControlHexahedron extends TouchControlShapeConstant
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{
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private static final float DIST3D = 0.5f;
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private static final float DIST2D = 0.5f;
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public static final float[] D3D = { DIST3D,DIST3D,DIST3D,DIST3D,DIST3D,DIST3D };
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public 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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///////////////////////////////////////////////////////////////////////////////////////////////////
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public TouchControlHexahedron(TwistyObject object)
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{
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super(object,D3D,FACE_AXIS);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private int partEdge(float[] point, int face)
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{
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boolean e0 = point[0] > 0;
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boolean e1 = point[1] > 0;
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return e0 ? (e1 ? 0:1) : (e1 ? 3:2);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private int partCorner(float[] point, int face)
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{
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boolean c0 = point[1] >= point[0];
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boolean c1 = point[1] >=-point[0];
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return c0 ? (c1 ? 0:3) : (c1 ? 1:2);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// corner edge
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// \ 0 / 3 | 0
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// 3 \ / 1 ___ | ___
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// / \ |
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// / 2 \ 2 | 1
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int returnPart(int type, int face, float[] point)
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{
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switch(type)
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{
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case TYPE_NOT_SPLIT : return 0;
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case TYPE_SPLIT_EDGE : return partEdge(point,face);
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case TYPE_SPLIT_CORNER : return partCorner(point,face);
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case TYPE_SPLIT_EDGE_COIN: float y = point[1];
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float x = point[0];
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float dist = D_SQUARE*DIST2D;
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return partEdge(point,face) + (x*x+y*y < dist*dist ? 0:4 );
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}
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return 0;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public float returnRotationFactor(int[] numLayers, int row)
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{
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return 1.0f;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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boolean isInsideFace(int face, float[] p)
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{
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return ( p[0]<=DIST2D && p[0]>=-DIST2D && p[1]<=DIST2D && p[1]>=-DIST2D );
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}
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}
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