/src/main/java/org/distorted/effects/scramble/ScrambleEffect.java - Annotate - Magic Cube - Distorted Android

magiccube / src / main / java / org / distorted / effects / scramble / ScrambleEffect.java @ ac722a43

1	3b12e641	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
2			// Copyright 2019 Leszek Koltunski //
3			// //
4	fdec60a3	Leszek Koltunski	// This file is part of Magic Cube. //
5	3b12e641	Leszek Koltunski	// //
6	fdec60a3	Leszek Koltunski	// Magic Cube is free software: you can redistribute it and/or modify //
7	3b12e641	Leszek Koltunski	// it under the terms of the GNU General Public License as published by //
8			// the Free Software Foundation, either version 2 of the License, or //
9			// (at your option) any later version. //
10			// //
11	fdec60a3	Leszek Koltunski	// Magic Cube is distributed in the hope that it will be useful, //
12	3b12e641	Leszek Koltunski	// but WITHOUT ANY WARRANTY; without even the implied warranty of //
13			// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
14			// GNU General Public License for more details. //
15			// //
16			// You should have received a copy of the GNU General Public License //
17	fdec60a3	Leszek Koltunski	// along with Magic Cube. If not, see <http://www.gnu.org/licenses/>. //
18	3b12e641	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
19
20	1f9772f3	Leszek Koltunski	package org.distorted.effects.scramble;
21	3b12e641	Leszek Koltunski
22	1f9772f3	Leszek Koltunski	import org.distorted.effects.BaseEffect;
23	3b12e641	Leszek Koltunski	import org.distorted.library.effect.Effect;
24			import org.distorted.library.main.DistortedEffects;
25	8becce57	Leszek Koltunski	import org.distorted.library.main.DistortedScreen;
26	3b12e641	Leszek Koltunski	import org.distorted.library.message.EffectListener;
27	5a4d4fba	Leszek Koltunski	import org.distorted.main.RubikPreRender;
28	9c2f0c91	Leszek Koltunski	import org.distorted.objects.TwistyObject;
29	3b12e641	Leszek Koltunski
30			import java.lang.reflect.Method;
31	e8764a49	Leszek Koltunski	import java.util.Random;
32	3b12e641	Leszek Koltunski
33			///////////////////////////////////////////////////////////////////////////////////////////////////
34
35	5a4d4fba	Leszek Koltunski	public abstract class ScrambleEffect extends BaseEffect implements EffectListener, RubikPreRender.ActionFinishedListener
36	3b12e641	Leszek Koltunski	{
37			public enum Type
38			{
39			NONE (ScrambleEffectNone.class ),
40	a62aa9d7	Leszek Koltunski	ROTATIONS (ScrambleEffectRotations.class ),
41	3b12e641	Leszek Koltunski	;
42
43			final Class<? extends ScrambleEffect> effect;
44
45			Type(Class<? extends ScrambleEffect> effect)
46			{
47			this.effect= effect;
48			}
49			}
50
51			private static int NUM_EFFECTS = Type.values().length;
52			private static final int FAKE_EFFECT_ID = -3;
53			private static final Type[] types;
54
55			static
56			{
57			int i=0;
58			types = new Type[NUM_EFFECTS];
59
60			for(Type type: Type.values())
61			{
62			types[i++] = type;
63			}
64			}
65
66	7c969a6d	Leszek Koltunski	public static final int START_AXIS = -2;
67			public static final int STOP_AXIS = -1;
68
69	5a4d4fba	Leszek Koltunski	private RubikPreRender mPreRender;
70	e8764a49	Leszek Koltunski	private int mEffectReturned;
71			private int mNumDoubleScramblesLeft, mNumScramblesLeft;
72	7c969a6d	Leszek Koltunski	private int mLastRotAxis, mLastRow;
73	e8764a49	Leszek Koltunski	private long mDurationSingleTurn;
74			private Random mRnd;
75	e844c116	Leszek Koltunski	private int mBasicAngle;
76	3b12e641	Leszek Koltunski
77	9c2f0c91	Leszek Koltunski	TwistyObject mObject;
78	e8764a49	Leszek Koltunski	Effect[] mNodeEffects;
79			int[] mNodeEffectPosition;
80			Effect[] mCubeEffects;
81			int[] mCubeEffectPosition;
82			int mCubeEffectNumber, mNodeEffectNumber;
83	3b12e641	Leszek Koltunski
84			///////////////////////////////////////////////////////////////////////////////////////////////////
85
86			ScrambleEffect()
87			{
88	e8764a49	Leszek Koltunski	mRnd = new Random( System.currentTimeMillis() );
89	7c969a6d	Leszek Koltunski	mLastRotAxis = START_AXIS;
90	3b12e641	Leszek Koltunski	}
91
92			///////////////////////////////////////////////////////////////////////////////////////////////////
93
94	e4db5995	Leszek Koltunski	abstract void createEffects(int duration, int numScrambles);
95	a62aa9d7	Leszek Koltunski	abstract void effectFinishedPlugin(final long effectID);
96	3b12e641	Leszek Koltunski
97			///////////////////////////////////////////////////////////////////////////////////////////////////
98	47ba5ddc	Leszek Koltunski	// first compute how many out of 'numScrambles' are double turns (this will matter when we compute
99			// the time a single quarter-turn takes!
100	e844c116	Leszek Koltunski	//
101			// Only works for
102	7c969a6d	Leszek Koltunski	// basicAngle==5, i.e. something whose rotations are by 72 degrees (Megaminx) or
103	769d7b9f	Leszek Koltunski	// basicAngle==4, i.e. something whose rotations are by 90 degrees (RubikCube) or
104	7c969a6d	Leszek Koltunski	// basicAngle==3, i.e. something whose rotations are by 120 degrees (Pyramix) or
105	769d7b9f	Leszek Koltunski	// basicAngle==2, i.e. something whose rotations are by 180 degrees (e.g. a 3x2x1 'Bunny')
106	e8764a49	Leszek Koltunski
107	a62aa9d7	Leszek Koltunski	private void createBaseEffects(int duration, int numScrambles)
108	3b12e641	Leszek Koltunski	{
109	e8764a49	Leszek Koltunski	mNumScramblesLeft = numScrambles;
110
111			mNumDoubleScramblesLeft=0;
112
113	e844c116	Leszek Koltunski	if( mBasicAngle>=4 )
114	e8764a49	Leszek Koltunski	{
115	7c969a6d	Leszek Koltunski	int chance = mBasicAngle==4 ? 3:2;
116
117	e844c116	Leszek Koltunski	for(int i=0; i<numScrambles; i++)
118	e8764a49	Leszek Koltunski	{
119	7c969a6d	Leszek Koltunski	if( (mRnd.nextInt() % chance) == 0 )
120	e844c116	Leszek Koltunski	{
121			mNumDoubleScramblesLeft++;
122			}
123	e8764a49	Leszek Koltunski	}
124			}
125
126			mDurationSingleTurn = duration/(mNumScramblesLeft+mNumDoubleScramblesLeft);
127
128			addNewScramble();
129	a62aa9d7	Leszek Koltunski	}
130	3b12e641	Leszek Koltunski
131	a62aa9d7	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
132	7c969a6d	Leszek Koltunski	// only works if basicAngle<=5
133	3b12e641	Leszek Koltunski
134	e8764a49	Leszek Koltunski	private void addNewScramble()
135	a62aa9d7	Leszek Koltunski	{
136	e8764a49	Leszek Koltunski	if( mNumScramblesLeft>0 )
137			{
138	7c969a6d	Leszek Koltunski	int lastRotAxis = mLastRotAxis;
139			mLastRotAxis = mObject.randomizeNewRotAxis(mRnd,mLastRotAxis);
140			mLastRow = mObject.randomizeNewRow(mRnd,lastRotAxis,mLastRow,mLastRotAxis);
141	5cf34c5f	Leszek Koltunski
142	7c969a6d	Leszek Koltunski	int rowBitmap = (1<<mLastRow);
143	e8764a49	Leszek Koltunski	int angle= randomizeAngle();
144			int absAngle = (angle<0 ? -angle : angle);
145	5cf34c5f	Leszek Koltunski	long durationMillis = absAngle*mDurationSingleTurn;
146	e8764a49	Leszek Koltunski
147			mNumScramblesLeft--;
148			if( absAngle==2 ) mNumDoubleScramblesLeft--;
149	3b12e641	Leszek Koltunski
150	2ecf0c21	Leszek Koltunski	if( mNumScramblesLeft==0 && mNumDoubleScramblesLeft!=0 )
151			{
152			android.util.Log.e("effect", "ERROR: "+mNumDoubleScramblesLeft);
153			}
154
155	7c969a6d	Leszek Koltunski	mPreRender.addRotation(this, mLastRotAxis, rowBitmap, angle*(360/mBasicAngle), durationMillis);
156	e8764a49	Leszek Koltunski	}
157			else
158			{
159	7c969a6d	Leszek Koltunski	mLastRotAxis = STOP_AXIS;
160	035fe333	Leszek Koltunski
161			if( mEffectReturned == mCubeEffectNumber+mNodeEffectNumber )
162			{
163	5a4d4fba	Leszek Koltunski	mPreRender.effectFinished(FAKE_EFFECT_ID);
164	035fe333	Leszek Koltunski	}
165	e8764a49	Leszek Koltunski	}
166			}
167
168			///////////////////////////////////////////////////////////////////////////////////////////////////
169	7c969a6d	Leszek Koltunski	// only works for basicAngle<=5.
170	e8764a49	Leszek Koltunski
171			private int randomizeAngle()
172			{
173	2ecf0c21	Leszek Koltunski	int random = mRnd.nextInt(mNumScramblesLeft);
174			int result = random<mNumDoubleScramblesLeft ? 2:1;
175			int sign = mRnd.nextInt(2);
176
177			return sign==0 ? result : -result;
178	3b12e641	Leszek Koltunski	}
179
180	47ba5ddc	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
181
182			private void assignEffects()
183			{
184			for(int i=0; i<mCubeEffectNumber; i++)
185			{
186	27a70eae	Leszek Koltunski	mObject.apply(mCubeEffects[i],mCubeEffectPosition[i]);
187	47ba5ddc	Leszek Koltunski	mCubeEffects[i].notifyWhenFinished(this);
188			}
189
190	27a70eae	Leszek Koltunski	DistortedEffects nodeEffects = mObject.getEffects();
191	47ba5ddc	Leszek Koltunski
192			for(int i=0; i<mNodeEffectNumber; i++)
193			{
194			nodeEffects.apply(mNodeEffects[i],mNodeEffectPosition[i]);
195			mNodeEffects[i].notifyWhenFinished(this);
196			}
197			}
198
199			///////////////////////////////////////////////////////////////////////////////////////////////////
200
201			private void disassignEffects()
202			{
203			for(int i=0; i<mCubeEffectNumber; i++)
204			{
205	27a70eae	Leszek Koltunski	mObject.remove(mCubeEffects[i].getID());
206	47ba5ddc	Leszek Koltunski	}
207
208	27a70eae	Leszek Koltunski	DistortedEffects nodeEffects = mObject.getEffects();
209	47ba5ddc	Leszek Koltunski
210			for(int i=0; i<mNodeEffectNumber; i++)
211			{
212			nodeEffects.abortById(mNodeEffects[i].getID());
213			}
214			}
215
216			///////////////////////////////////////////////////////////////////////////////////////////////////
217			// PUBLIC API
218			///////////////////////////////////////////////////////////////////////////////////////////////////
219
220			@SuppressWarnings("unused")
221			public static String[] getNames()
222			{
223			String[] names = new String[NUM_EFFECTS];
224
225			for( int i=0; i<NUM_EFFECTS; i++)
226			{
227			names[i] = types[i].name();
228			}
229
230			return names;
231			}
232
233			///////////////////////////////////////////////////////////////////////////////////////////////////
234
235			@SuppressWarnings("unused")
236			public static ScrambleEffect create(int ordinal) throws InstantiationException, IllegalAccessException
237			{
238			return types[ordinal].effect.newInstance();
239			}
240
241	3b12e641	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
242
243	8becce57	Leszek Koltunski	public void onActionFinished(final long effectID)
244	3b12e641	Leszek Koltunski	{
245	8becce57	Leszek Koltunski	addNewScramble();
246			}
247	e8764a49	Leszek Koltunski
248	8becce57	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
249
250			public void effectFinished(final long effectID)
251			{
252	e8764a49	Leszek Koltunski	for(int i=0; i<mCubeEffectNumber; i++)
253	3b12e641	Leszek Koltunski	{
254	e8764a49	Leszek Koltunski	long id = mCubeEffects[i].getID();
255
256			if( effectID == id )
257	a62aa9d7	Leszek Koltunski	{
258	e8764a49	Leszek Koltunski	mEffectReturned++;
259			effectFinishedPlugin(effectID);
260	a62aa9d7	Leszek Koltunski
261	e8764a49	Leszek Koltunski	if( mEffectReturned == mCubeEffectNumber+mNodeEffectNumber )
262	a62aa9d7	Leszek Koltunski	{
263	e8764a49	Leszek Koltunski	disassignEffects();
264	035fe333	Leszek Koltunski
265			if( mNumScramblesLeft==0 )
266			{
267	5a4d4fba	Leszek Koltunski	mPreRender.effectFinished(FAKE_EFFECT_ID);
268	035fe333	Leszek Koltunski	}
269	e8764a49	Leszek Koltunski	}
270	a62aa9d7	Leszek Koltunski
271	e8764a49	Leszek Koltunski	return;
272			}
273			}
274	a62aa9d7	Leszek Koltunski
275	e8764a49	Leszek Koltunski	for(int i=0; i<mNodeEffectNumber; i++)
276			{
277			long id = mNodeEffects[i].getID();
278	a62aa9d7	Leszek Koltunski
279	e8764a49	Leszek Koltunski	if( effectID == id )
280	a62aa9d7	Leszek Koltunski	{
281	e8764a49	Leszek Koltunski	mEffectReturned++;
282			effectFinishedPlugin(effectID);
283	a62aa9d7	Leszek Koltunski
284	e8764a49	Leszek Koltunski	if( mEffectReturned == mCubeEffectNumber+mNodeEffectNumber )
285	a62aa9d7	Leszek Koltunski	{
286	e8764a49	Leszek Koltunski	disassignEffects();
287	035fe333	Leszek Koltunski
288			if( mNumScramblesLeft==0 )
289			{
290	5a4d4fba	Leszek Koltunski	mPreRender.effectFinished(FAKE_EFFECT_ID);
291	035fe333	Leszek Koltunski	}
292	a62aa9d7	Leszek Koltunski	}
293	e8764a49	Leszek Koltunski
294			return;
295	a62aa9d7	Leszek Koltunski	}
296	3b12e641	Leszek Koltunski	}
297			}
298
299			///////////////////////////////////////////////////////////////////////////////////////////////////
300
301	47ba5ddc	Leszek Koltunski	@SuppressWarnings("unused")
302	5a4d4fba	Leszek Koltunski	public long start(int duration, DistortedScreen screen, RubikPreRender pre)
303	3b12e641	Leszek Koltunski	{
304	5a4d4fba	Leszek Koltunski	mObject = pre.getObject();
305			mPreRender = pre;
306	a62aa9d7	Leszek Koltunski
307	27a70eae	Leszek Koltunski	mObject.solve();
308	beb325a0	Leszek Koltunski
309	e844c116	Leszek Koltunski	mBasicAngle = mObject.getBasicAngle();
310
311	5a4d4fba	Leszek Koltunski	int numScrambles = pre.getNumScrambles();
312	e4db5995	Leszek Koltunski	int dura = (int)(duration*Math.pow(numScrambles,0.6f));
313			createBaseEffects(dura,numScrambles);
314			createEffects (dura,numScrambles);
315	a62aa9d7	Leszek Koltunski
316	e8764a49	Leszek Koltunski	if( mCubeEffectNumber==0 && mNodeEffectNumber==0 )
317	a62aa9d7	Leszek Koltunski	{
318			throw new RuntimeException("Cube and Node Plugin Effects not created!");
319			}
320
321	e8764a49	Leszek Koltunski	assignEffects();
322	3b12e641	Leszek Koltunski
323			return FAKE_EFFECT_ID;
324			}
325
326			///////////////////////////////////////////////////////////////////////////////////////////////////
327
328			@SuppressWarnings("unused")
329			public static void enableEffects()
330			{
331			Method method;
332
333			for(Type type: Type.values())
334			{
335			try
336			{
337			method = type.effect.getDeclaredMethod("enable"); // enable not public, thus getDeclaredMethod
338			}
339			catch(NoSuchMethodException ex)
340			{
341			android.util.Log.e("ScrambleEffect", type.effect.getSimpleName()+": exception getting method: "+ex.getMessage());
342			method = null;
343			}
344
345			try
346			{
347			if( method!=null ) method.invoke(null);
348			}
349			catch(Exception ex)
350			{
351			android.util.Log.e("ScrambleEffect", type.effect.getSimpleName()+": exception invoking method: "+ex.getMessage());
352			}
353			}
354			}
355			}

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magiccube / src / main / java / org / distorted / effects / scramble / ScrambleEffect.java @ ac722a43