Reproducing Heisenberg v8 (slanted lines) [668]

!752

static RGBImage originalImage;
static int imageWidth = 200;

!include #1000522 // helper functions for image reproduction

p {
  String imageID = "#1000326"; // Bryan Cranston!
  if (args.length != 0) imageID = args[0];
  final String _imageID = imageID;
  
  JFrame frame = new JFrame("A JavaX Frame");
  final new ImageSurface imageSurface;
  frame.add(imageSurface);
  frame.setBounds(100, 100, 300, 300);
  frame.setVisible(true);
  exitOnFrameClose(frame);
  
  thread {
    originalImage = loadImage(_imageID);
    originalImage = resizeToWidth(originalImage, imageWidth);
    reproduceOpenEnd(originalImage, imageSurface);
  }
}

static abstract class Params {
  RGBImage originalImage;
  abstract RGBImage render();
  abstract Params copy();
  
  void baseClone(Params p) {
    p.originalImage = originalImage;
  }
  
  RGBImage rendered;
  RGBImage getImage() {
    if (rendered == null)
      rendered = render();
    return rendered;
  }
  
  double score = 2.0;
  double getScore() {
    if (score == 2.0)
      score = calcScore();
    return score;
  }
  
  double calcScore() {
    return diff(originalImage, getImage());
  }
  
  boolean isBetterThan(Params p) {
    return getScore() < p.getScore();
  }
}

static class SlantedSplit extends Params {
  double splitPointL, splitPointR;
  RGB col1, col2;
  boolean swap;
  
  SlantedSplit copy() {
    SlantedSplit p = new SlantedSplit();
    baseClone(p);
    p.splitPointL = splitPointL;
    p.splitPointR = splitPointR;
    p.col1 = col1;
    p.col2 = col2;
    p.swap = swap;
    return p;
  }
  
  public String toString() {
    return (swap ? "SlantedHSplit " : "SlantedVSplit ") + splitPointL + " " + splitPointR + " " + col1 + " " + col2;
  }

  RGBImage render() {
    int w = originalImage.getWidth(), h = originalImage.getHeight();
    RGBImage image = new RGBImage(w, h, Color.white);
    slantedSplit(image, this);
    return image;
  }
}

static class Solid extends Params {
  RGB col;
  
  Solid copy() {
    Solid p = new Solid();
    baseClone(p);
    p.col = col;
    return p;
  }
  
  public String toString() {
    return "Solid " + col;
  }

  RGBImage render() {
    int w = originalImage.getWidth(), h = originalImage.getHeight();
    return new RGBImage(w, h, col);
  }
}

interface Reproducer {
  public Params reproduce(RGBImage original);
}

static class RandomSlantedSplit implements Reproducer {
  int n = -1;
  public Params reproduce(RGBImage original) {
    ++n;
    SlantedSplit p = new SlantedSplit();
    p.swap = random(2) == 0;
    p.originalImage = original;
    p.splitPointL = random();
    p.splitPointR = random();
    if (n % 2 == 0) {
      p.col1 = randomColor();
      p.col2 = randomColor();
    } else {
      p.col1 = probeRandomPixel(original);
      p.col2 = probeRandomPixel(original);
    }
    return p;
  }
}

static class RandomSolid implements Reproducer {
  int n = -1;
  public Params reproduce(RGBImage original) {
    ++n;
    Solid p = new Solid();
    p.originalImage = original;
    if (n % 2 == 0) {
      p.col = randomColor();
    } else {
      p.col = probeRandomPixel(original);
    }
    return p;
  }
}

static class VaryBest implements Reproducer {
  Reproducer base;
  Params best;
  
  VaryBest(Reproducer base) {
    this.base = base;
  }
  
  public Params reproduce(RGBImage original) {
    Params p = base.reproduce(original);
    if (best == null || p.isBetterThan(best))
      best = p;
    Params variation = vary(best);
    //System.out.println("Best: " + best.getScore() + ", variation: " + variation.getScore());
    if (variation.isBetterThan(best)) {
      //System.out.println("Using variation, diff=" + (best.getScore()-variation.getScore()));
      best = variation;
    }
    return best;
  }
  
  Params vary(Params p) {
    if (p instanceof SlantedSplit) {
      SlantedSplit n = ((SlantedSplit) p).copy();
      int s = random(3);
      if (s == 0)
        varySplitPoint(n);
      else if (s == 1)
        n.col1 = varyColor(n.col1);
      else
        n.col2 = varyColor(n.col2);
      return n;
    } else if (p instanceof Solid) {
      Solid n = ((Solid) p).copy();
      n.col = varyColor(n.col);
      return n;
    }
    return null;
  }
  
  void varySplitPoint(SlantedSplit p) {
    if (random(2) == 0)
      p.splitPointL = Math.max(0, Math.min(1, p.splitPointL+random(-0.1, 0.1)));
    else
      p.splitPointR = Math.max(0, Math.min(1, p.splitPointR+random(-0.1, 0.1)));
  }
  
  float varyChannel(float x) {
    return Math.max(0f, Math.min(1f, (float) (x+random(-0.1, 0.1))));
  }
  
  RGB varyColor(RGB rgb) {
    int s = random(3);
    if (s == 0)
      return new RGB(varyChannel(rgb.r), rgb.g, rgb.b);
    else if (s == 1)
      return new RGB(rgb.r, varyChannel(rgb.g), rgb.b);
    else
      return new RGB(rgb.r, rgb.g, varyChannel(rgb.b));
  }
}

static class Alternate implements Reproducer {
  int n = -1;
  Reproducer[] list;
  
  Alternate(Reproducer... list) {
    this.list = list;
  }
  
  public Params reproduce(RGBImage original) {
    ++n;
    return list[n % list.length].reproduce(original);
  }
}

interface ReproducerMaker {
  public Reproducer make();
}

static class Gridded extends Params {
  int w, h;
  Params[] array;
  
  Gridded(int w, int h) {
    this.w = w;
    this.h = h;
    array = new Params[w*h];
  }
  
  Gridded copy() {
    Gridded p = new Gridded(w, h);
    baseClone(p);
    for (int i = 0; i < w*h; i++)
      p.array[i] = array[i].copy();
    return p;
  }
  
  public String toString() {
    StringBuilder buf = new StringBuilder("grid{");
    for (int i = 0; i < w*h; i++) {
      if (i != 0)
        buf.append(", ");
      buf.append(array[i]);
    }
    return buf + "}";
  }
  
  public RGBImage render() {
    int ow = originalImage.getWidth(), oh = originalImage.getHeight();
    RGBImage img = new RGBImage(ow, oh, Color.white);
    for (int y = 0; y < h; y++)
      for (int x = 0; x < w; x++) {
        int x1 = x*ow/w, y1 = y*oh/h;
        int x2 = (x+1)*ow/w, y2 = (y+1)*oh/h;
        RGBImage part = array[y*w+x].render();
        main.copy(part, 0, 0, img, x1, y1, part.getWidth(), part.getHeight());
      }
    return img;
  }
}

static class Grid implements Reproducer {
  int w, h;
  Reproducer[] bases;
  
  Grid(ReproducerMaker maker, int w, int h) {
    this.w = w;
    this.h = h;
    bases = new Reproducer[w*h];
    for (int i = 0; i < w*h; i++)
      bases[i] = maker.make();
  }
  
  RGBImage getGridElement(RGBImage originalImage, int i) {
    int ow = originalImage.getWidth(), oh = originalImage.getHeight();
    int y = i / w;
    int x = i % w;
    int x1 = x*ow/w, y1 = y*oh/h;
    int x2 = (x+1)*ow/w, y2 = (y+1)*oh/h;
    return originalImage.clip(x1, y1, x2-x1, y2-y1);
  }
    
  public Params reproduce(RGBImage original) {
    Gridded gridded = new Gridded(w, h);
    gridded.originalImage = original;
    for (int i = 0; i < w*h; i++) {
      RGBImage img = getGridElement(original, i);
      Params p = bases[i].reproduce(img);
      if (p == null)
        return null;
      gridded.array[i] = p;
    }
    return gridded;
  }
}

static ReproducerMaker baseMaker = new ReproducerMaker() {
  public Reproducer make() {
    return new VaryBest(
      new Alternate(
        new RandomSolid(), new RandomSlantedSplit()
      ));
  }
};
  
// main reproduce function
static Reproducer reproducer =
  new Alternate(
    baseMaker.make(),
    new Grid(baseMaker, 4, 4),
    new Grid(baseMaker, 16, 8)
  );

static Params reproduce(RGBImage original) {
  int w = original.getWidth(), h = original.getHeight();
  return reproducer.reproduce(original);
}

static void reproduceOpenEnd(RGBImage original, ImageSurface imageSurface) {
  Params best = null;
  long lastPrint = 0, lastN = 0;
  for (long ntry = 1; ; ntry++) {
    long now = System.currentTimeMillis();
    if (now >= lastPrint+1000) {
      long tps = (ntry-lastN)*1000/(now-lastPrint);
      lastPrint = now;
      lastN = ntry;
      String s = "Try " + ntry + " (" + tps + "/s)";
      if (best == null)
        System.out.println(s);
      else {
        System.out.println("Best: " + best);
        System.out.println(s + ", score: " + formatDouble(best.getScore()*100, 2) + "%, structure size: " + structureSize(best, Params.class));
      }
    }
    Params p = reproduce(original);
    if (best == null || p != null && p.getScore() < best.getScore()) {
      //System.out.println("New best! " + p.getScore());
      best = p;
      imageSurface.setImage(p.getImage());
    }
    
    if (p != null && p.getScore() == 0.0)
      break;
  }
}

static void slantedSplit(RGBImage img, SlantedSplit p) {
  int w = img.getWidth(), h = img.getHeight();
  for (int yy = 0; yy < h; yy++)
    for (int xx = 0; xx < w; xx++) {
      double x = ((double) xx)/(w-1);
      double y = ((double) yy)/(h-1);
      if (p.swap) {
        double temp = x; x = y; y = x;
      }
      double splitPoint = mix(p.splitPointL, p.splitPointR, x);
      RGB col = y <= splitPoint ? p.col1 : p.col2;
      img.setPixel(xx, yy, col);
    }
}

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Snippet ID:	#668
Snippet name:	Reproducing Heisenberg v8 (slanted lines)
Eternal ID of this version:	#668/1
Text MD5:	047e0a72771688706b364ff7cc410545
Transpilation MD5:	7601c0de9c41269da6d58cf9be3f07b1
Author:	stefan
Category:
Type:	JavaX source code
Public (visible to everyone):	Yes
Archived (hidden from active list):	No
Created/modified:	2016-08-20 15:27:16
Source code size:	9414 bytes / 367 lines
Pitched / IR pitched:	No / No
Views / Downloads:	764 / 794
Referenced in:	[show references]

< > BotCompany Repo | #668 // Reproducing Heisenberg v8 (slanted lines)

JavaX source code [tags: use-pretranspiled] - run with: x30.jar

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1	!752
2
3	static RGBImage originalImage;
4	static int imageWidth = 200;
5
6	!include #1000522 // helper functions for image reproduction
7
8	p {
9	String imageID = "#1000326"; // Bryan Cranston!
10	if (args.length != 0) imageID = args[0];
11	final String _imageID = imageID;
12
13	JFrame frame = new JFrame("A JavaX Frame");
14	final new ImageSurface imageSurface;
15	frame.add(imageSurface);
16	frame.setBounds(100, 100, 300, 300);
17	frame.setVisible(true);
18	exitOnFrameClose(frame);
19
20	thread {
21	originalImage = loadImage(_imageID);
22	originalImage = resizeToWidth(originalImage, imageWidth);
23	reproduceOpenEnd(originalImage, imageSurface);
24	}
25	}
26
27	static abstract class Params {
28	RGBImage originalImage;
29	abstract RGBImage render();
30	abstract Params copy();
31
32	void baseClone(Params p) {
33	p.originalImage = originalImage;
34	}
35
36	RGBImage rendered;
37	RGBImage getImage() {
38	if (rendered == null)
39	rendered = render();
40	return rendered;
41	}
42
43	double score = 2.0;
44	double getScore() {
45	if (score == 2.0)
46	score = calcScore();
47	return score;
48	}
49
50	double calcScore() {
51	return diff(originalImage, getImage());
52	}
53
54	boolean isBetterThan(Params p) {
55	return getScore() < p.getScore();
56	}
57	}
58
59	static class SlantedSplit extends Params {
60	double splitPointL, splitPointR;
61	RGB col1, col2;
62	boolean swap;
63
64	SlantedSplit copy() {
65	SlantedSplit p = new SlantedSplit();
66	baseClone(p);
67	p.splitPointL = splitPointL;
68	p.splitPointR = splitPointR;
69	p.col1 = col1;
70	p.col2 = col2;
71	p.swap = swap;
72	return p;
73	}
74
75	public String toString() {
76	return (swap ? "SlantedHSplit " : "SlantedVSplit ") + splitPointL + " " + splitPointR + " " + col1 + " " + col2;
77	}
78
79	RGBImage render() {
80	int w = originalImage.getWidth(), h = originalImage.getHeight();
81	RGBImage image = new RGBImage(w, h, Color.white);
82	slantedSplit(image, this);
83	return image;
84	}
85	}
86
87	static class Solid extends Params {
88	RGB col;
89
90	Solid copy() {
91	Solid p = new Solid();
92	baseClone(p);
93	p.col = col;
94	return p;
95	}
96
97	public String toString() {
98	return "Solid " + col;
99	}
100
101	RGBImage render() {
102	int w = originalImage.getWidth(), h = originalImage.getHeight();
103	return new RGBImage(w, h, col);
104	}
105	}
106
107	interface Reproducer {
108	public Params reproduce(RGBImage original);
109	}
110
111	static class RandomSlantedSplit implements Reproducer {
112	int n = -1;
113	public Params reproduce(RGBImage original) {
114	++n;
115	SlantedSplit p = new SlantedSplit();
116	p.swap = random(2) == 0;
117	p.originalImage = original;
118	p.splitPointL = random();
119	p.splitPointR = random();
120	if (n % 2 == 0) {
121	p.col1 = randomColor();
122	p.col2 = randomColor();
123	} else {
124	p.col1 = probeRandomPixel(original);
125	p.col2 = probeRandomPixel(original);
126	}
127	return p;
128	}
129	}
130
131	static class RandomSolid implements Reproducer {
132	int n = -1;
133	public Params reproduce(RGBImage original) {
134	++n;
135	Solid p = new Solid();
136	p.originalImage = original;
137	if (n % 2 == 0) {
138	p.col = randomColor();
139	} else {
140	p.col = probeRandomPixel(original);
141	}
142	return p;
143	}
144	}
145
146	static class VaryBest implements Reproducer {
147	Reproducer base;
148	Params best;
149
150	VaryBest(Reproducer base) {
151	this.base = base;
152	}
153
154	public Params reproduce(RGBImage original) {
155	Params p = base.reproduce(original);
156	if (best == null \|\| p.isBetterThan(best))
157	best = p;
158	Params variation = vary(best);
159	//System.out.println("Best: " + best.getScore() + ", variation: " + variation.getScore());
160	if (variation.isBetterThan(best)) {
161	//System.out.println("Using variation, diff=" + (best.getScore()-variation.getScore()));
162	best = variation;
163	}
164	return best;
165	}
166
167	Params vary(Params p) {
168	if (p instanceof SlantedSplit) {
169	SlantedSplit n = ((SlantedSplit) p).copy();
170	int s = random(3);
171	if (s == 0)
172	varySplitPoint(n);
173	else if (s == 1)
174	n.col1 = varyColor(n.col1);
175	else
176	n.col2 = varyColor(n.col2);
177	return n;
178	} else if (p instanceof Solid) {
179	Solid n = ((Solid) p).copy();
180	n.col = varyColor(n.col);
181	return n;
182	}
183	return null;
184	}
185
186	void varySplitPoint(SlantedSplit p) {
187	if (random(2) == 0)
188	p.splitPointL = Math.max(0, Math.min(1, p.splitPointL+random(-0.1, 0.1)));
189	else
190	p.splitPointR = Math.max(0, Math.min(1, p.splitPointR+random(-0.1, 0.1)));
191	}
192
193	float varyChannel(float x) {
194	return Math.max(0f, Math.min(1f, (float) (x+random(-0.1, 0.1))));
195	}
196
197	RGB varyColor(RGB rgb) {
198	int s = random(3);
199	if (s == 0)
200	return new RGB(varyChannel(rgb.r), rgb.g, rgb.b);
201	else if (s == 1)
202	return new RGB(rgb.r, varyChannel(rgb.g), rgb.b);
203	else
204	return new RGB(rgb.r, rgb.g, varyChannel(rgb.b));
205	}
206	}
207
208	static class Alternate implements Reproducer {
209	int n = -1;
210	Reproducer[] list;
211
212	Alternate(Reproducer... list) {
213	this.list = list;
214	}
215
216	public Params reproduce(RGBImage original) {
217	++n;
218	return list[n % list.length].reproduce(original);
219	}
220	}
221
222	interface ReproducerMaker {
223	public Reproducer make();
224	}
225
226	static class Gridded extends Params {
227	int w, h;
228	Params[] array;
229
230	Gridded(int w, int h) {
231	this.w = w;
232	this.h = h;
233	array = new Params[w*h];
234	}
235
236	Gridded copy() {
237	Gridded p = new Gridded(w, h);
238	baseClone(p);
239	for (int i = 0; i < w*h; i++)
240	p.array[i] = array[i].copy();
241	return p;
242	}
243
244	public String toString() {
245	StringBuilder buf = new StringBuilder("grid{");
246	for (int i = 0; i < w*h; i++) {
247	if (i != 0)
248	buf.append(", ");
249	buf.append(array[i]);
250	}
251	return buf + "}";
252	}
253
254	public RGBImage render() {
255	int ow = originalImage.getWidth(), oh = originalImage.getHeight();
256	RGBImage img = new RGBImage(ow, oh, Color.white);
257	for (int y = 0; y < h; y++)
258	for (int x = 0; x < w; x++) {
259	int x1 = xow/w, y1 = yoh/h;
260	int x2 = (x+1)ow/w, y2 = (y+1)oh/h;
261	RGBImage part = array[y*w+x].render();
262	main.copy(part, 0, 0, img, x1, y1, part.getWidth(), part.getHeight());
263	}
264	return img;
265	}
266	}
267
268	static class Grid implements Reproducer {
269	int w, h;
270	Reproducer[] bases;
271
272	Grid(ReproducerMaker maker, int w, int h) {
273	this.w = w;
274	this.h = h;
275	bases = new Reproducer[w*h];
276	for (int i = 0; i < w*h; i++)
277	bases[i] = maker.make();
278	}
279
280	RGBImage getGridElement(RGBImage originalImage, int i) {
281	int ow = originalImage.getWidth(), oh = originalImage.getHeight();
282	int y = i / w;
283	int x = i % w;
284	int x1 = xow/w, y1 = yoh/h;
285	int x2 = (x+1)ow/w, y2 = (y+1)oh/h;
286	return originalImage.clip(x1, y1, x2-x1, y2-y1);
287	}
288
289	public Params reproduce(RGBImage original) {
290	Gridded gridded = new Gridded(w, h);
291	gridded.originalImage = original;
292	for (int i = 0; i < w*h; i++) {
293	RGBImage img = getGridElement(original, i);
294	Params p = bases[i].reproduce(img);
295	if (p == null)
296	return null;
297	gridded.array[i] = p;
298	}
299	return gridded;
300	}
301	}
302
303	static ReproducerMaker baseMaker = new ReproducerMaker() {
304	public Reproducer make() {
305	return new VaryBest(
306	new Alternate(
307	new RandomSolid(), new RandomSlantedSplit()
308	));
309	}
310	};
311
312	// main reproduce function
313	static Reproducer reproducer =
314	new Alternate(
315	baseMaker.make(),
316	new Grid(baseMaker, 4, 4),
317	new Grid(baseMaker, 16, 8)
318	);
319
320	static Params reproduce(RGBImage original) {
321	int w = original.getWidth(), h = original.getHeight();
322	return reproducer.reproduce(original);
323	}
324
325	static void reproduceOpenEnd(RGBImage original, ImageSurface imageSurface) {
326	Params best = null;
327	long lastPrint = 0, lastN = 0;
328	for (long ntry = 1; ; ntry++) {
329	long now = System.currentTimeMillis();
330	if (now >= lastPrint+1000) {
331	long tps = (ntry-lastN)*1000/(now-lastPrint);
332	lastPrint = now;
333	lastN = ntry;
334	String s = "Try " + ntry + " (" + tps + "/s)";
335	if (best == null)
336	System.out.println(s);
337	else {
338	System.out.println("Best: " + best);
339	System.out.println(s + ", score: " + formatDouble(best.getScore()*100, 2) + "%, structure size: " + structureSize(best, Params.class));
340	}
341	}
342	Params p = reproduce(original);
343	if (best == null \|\| p != null && p.getScore() < best.getScore()) {
344	//System.out.println("New best! " + p.getScore());
345	best = p;
346	imageSurface.setImage(p.getImage());
347	}
348
349	if (p != null && p.getScore() == 0.0)
350	break;
351	}
352	}
353
354	static void slantedSplit(RGBImage img, SlantedSplit p) {
355	int w = img.getWidth(), h = img.getHeight();
356	for (int yy = 0; yy < h; yy++)
357	for (int xx = 0; xx < w; xx++) {
358	double x = ((double) xx)/(w-1);
359	double y = ((double) yy)/(h-1);
360	if (p.swap) {
361	double temp = x; x = y; y = x;
362	}
363	double splitPoint = mix(p.splitPointL, p.splitPointR, x);
364	RGB col = y <= splitPoint ? p.col1 : p.col2;
365	img.setPixel(xx, yy, col);
366	}
367	}