/src/main/java/org/distorted/objectlib/touchcontrol/TouchControlTetrahedron.java - Annotate - TwistyPuzzleLib - Distorted Android

distorted-objectlib / src / main / java / org / distorted / objectlib / touchcontrol / TouchControlTetrahedron.java @ 9a7e8b98

1	29b82486	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
2			// Copyright 2020 Leszek Koltunski //
3			// //
4			// This file is part of Magic Cube. //
5			// //
6	71f8a172	Leszek Koltunski	// Magic Cube is proprietary software licensed under an EULA which you should have received //
7			// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html //
8	29b82486	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
9
10	c9c71c3f	Leszek Koltunski	package org.distorted.objectlib.touchcontrol;
11	29b82486	Leszek Koltunski
12			import org.distorted.library.type.Static3D;
13	57ef6378	Leszek Koltunski	import org.distorted.objectlib.main.TwistyObject;
14	29b82486	Leszek Koltunski
15			///////////////////////////////////////////////////////////////////////////////////////////////////
16			// Tetrahedral objects: map the 2D swipes of user's fingers to 3D rotations
17
18	c9c71c3f	Leszek Koltunski	public class TouchControlTetrahedron extends TouchControlShapeConstant
19	29b82486	Leszek Koltunski	{
20	8da6b1c9	Leszek Koltunski	private static final float DIST3D = SQ6/12;
21			private static final float DIST2D = SQ3/6;
22	29b82486	Leszek Koltunski
23	4c9ca251	Leszek Koltunski	public static final float[] D3D = { DIST3D,DIST3D,DIST3D,DIST3D };
24	ab31cf6f	Leszek Koltunski
25	29b82486	Leszek Koltunski	public static final Static3D[] FACE_AXIS = new Static3D[]
26			{
27	9a7e8b98	Leszek Koltunski	new Static3D( 0, SQ3/3, SQ6/3),
28			new Static3D( 0, SQ3/3,-SQ6/3),
29	29b82486	Leszek Koltunski	new Static3D(-SQ6/3,-SQ3/3, 0),
30	9a7e8b98	Leszek Koltunski	new Static3D( SQ6/3,-SQ3/3, 0),
31	29b82486	Leszek Koltunski	};
32
33			///////////////////////////////////////////////////////////////////////////////////////////////////
34
35	57ef6378	Leszek Koltunski	public TouchControlTetrahedron(TwistyObject object)
36	29b82486	Leszek Koltunski	{
37	57ef6378	Leszek Koltunski	super(object,D3D,FACE_AXIS);
38	29b82486	Leszek Koltunski	}
39
40			///////////////////////////////////////////////////////////////////////////////////////////////////
41			// corner edge
42			// \| \ 0 /
43			// 2 \| 0 \ /
44			// / \ 2 \| 1
45			// / 1 \ \|
46	9a7e8b98	Leszek Koltunski	//
47			// COIN: pieces inside the coin just like in EDGE; outside +=3.
48	29b82486	Leszek Koltunski
49			int returnPart(int type, int face, float[] touchPoint)
50			{
51			switch(type)
52			{
53	9a7e8b98	Leszek Koltunski	case TYPE_NOT_SPLIT : return 0;
54	29b82486	Leszek Koltunski
55	9a7e8b98	Leszek Koltunski	case TYPE_SPLIT_EDGE : float y1 = (face > 1 ? touchPoint[1] : -touchPoint[1]);
56			float x1 = touchPoint[0];
57	29b82486	Leszek Koltunski
58	9a7e8b98	Leszek Koltunski	boolean e0 = x1>0;
59			boolean e1 = y1>( SQ3/3)*x1;
60			boolean e2 = y1>(-SQ3/3)*x1;
61	29b82486	Leszek Koltunski
62	9a7e8b98	Leszek Koltunski	if( e1 && e2 ) return 0;
63			if( !e1 && e0 ) return 1;
64			if( !e0 &&!e2 ) return 2;
65			return 0;
66	29b82486	Leszek Koltunski
67	9a7e8b98	Leszek Koltunski	case TYPE_SPLIT_CORNER: float y2 = (face > 1 ? touchPoint[1] : -touchPoint[1]);
68			float x2 = touchPoint[0];
69	29b82486	Leszek Koltunski
70	9a7e8b98	Leszek Koltunski	boolean c0 = x2>0;
71			boolean c1 = y2>( SQ3/3)*x2;
72			boolean c2 = y2>(-SQ3/3)*x2;
73	29b82486	Leszek Koltunski
74	9a7e8b98	Leszek Koltunski	if( c0 && c2 ) return 0;
75			if( !c1 &&!c2 ) return 1;
76			if( !c0 && c1 ) return 2;
77			return 0;
78			case TYPE_SPLIT_EDGE_COIN: float y3 = (face > 1 ? touchPoint[1] : -touchPoint[1]);
79			float x3 = touchPoint[0];
80
81			boolean s0 = x3>0;
82			boolean s1 = y3>( SQ3/3)*x3;
83			boolean s2 = y3>(-SQ3/3)*x3;
84
85			int add = (x3x3+y3y3<DIST2D*DIST2D ? 0:3 );
86
87			if( s1 && s2 ) return add;
88			if( !s1 && s0 ) return add+1;
89			if( !s0 &&!s2 ) return add+2;
90			return 0;
91	29b82486	Leszek Koltunski	}
92
93			return 0;
94			}
95
96			///////////////////////////////////////////////////////////////////////////////////////////////////
97			// Jing has nL=2
98
99	a57e6870	Leszek Koltunski	public float returnRotationFactor(int[] numLayers, int row)
100	29b82486	Leszek Koltunski	{
101	a57e6870	Leszek Koltunski	int numL = numLayers[0];
102			return numL==2 ? 1.0f : ((float)numL)/(numL-row);
103	29b82486	Leszek Koltunski	}
104
105			///////////////////////////////////////////////////////////////////////////////////////////////////
106
107			boolean isInsideFace(int face, float[] p)
108			{
109			float y = (face > 1 ? p[1] : -p[1]);
110			float x = p[0];
111			return (y >= -DIST2D) && (y <= DIST2D(2-6x)) && (y <= DIST2D(2+6x));
112			}
113			}

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distorted-objectlib / src / main / java / org / distorted / objectlib / touchcontrol / TouchControlTetrahedron.java @ 9a7e8b98