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gerrit-public.fairphone.software / platform / external / skqp / e21cb18c52fe82de3412b10fc078799ac35ca94b / . / experimental / Intersection / op.htm
blob: ac55d35c40ef384ae3f387a730644bc1ab62a5c4 [file] [log] [blame]
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]1<html>
2<head>
3<div style="height:0">
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]4
5<div id="testSimplifyQuadratic1">
6 SkPath path, out;
7 path.moveTo(0, 0);
8 path.quadTo(1, 0, 1, 1);
9 path.close();
10 path.moveTo(1, 0);
11 path.quadTo(0, 0, 0, 1);
12 path.close();
13 testSimplify(path, true, out, bitmap);
14}
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]15</div>
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]16
17<div id="testSimplifyQuadratic2">
18 SkPath path, out;
19 path.moveTo(0, 0);
20 path.quadTo(20, 0, 20, 20);
21 path.close();
22 path.moveTo(20, 0);
23 path.quadTo(0, 0, 0, 20);
24 path.close();
25 testSimplify(path, true, out, bitmap);
26}
caryclark@google.comd88e0892012-03-27 13:23:51 +0000[diff] [blame]27</div>
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]28
29<div id="testSimplifyQuadratic3">
30 SkPath path, out;
31 path.moveTo(0, 0);
32 path.quadTo(20, 0, 20, 20);
33 path.close();
34 path.moveTo(0, 20);
35 path.quadTo(0, 0, 20, 0);
36 path.close();
37 testSimplify(path, true, out, bitmap);
38}
caryclark@google.comd88e0892012-03-27 13:23:51 +0000[diff] [blame]39</div>
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]40
41<div id="testSimplifyQuadratic4">
42 SkPath path, out;
43 path.moveTo(0, 20);
44 path.quadTo(20, 0, 40, 20);
45 path.close();
46 path.moveTo(40, 10);
47 path.quadTo(20, 30, 0, 10);
48 path.close();
49 testSimplify(path, true, out, bitmap);
50 drawAsciiPaths(path, out, true);
51}
caryclark@google.comd88e0892012-03-27 13:23:51 +0000[diff] [blame]52</div>
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]53
54<div id="testSimplifyQuadratic5">
55 SkPath path, out;
56 path.moveTo(0, 0);
57 path.quadTo(0, 0, 0, 0);
58 path.lineTo(0, 0);
59 path.close();
60 path.moveTo(0, 0);
61 path.lineTo(0, 0);
62 path.quadTo(0, 0, 0, 1);
63 path.close();
64 testSimplify(path, true, out, bitmap);
65 drawAsciiPaths(path, out, true);
66}
caryclark@google.comfb173422012-04-10 18:28:55 +0000[diff] [blame]67</div>
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]68
69<div id="testSimplifyQuadratic6">
70 SkPath path, out;
71 path.moveTo(0, 0);
72 path.quadTo(0, 0, 0, 0);
73 path.lineTo(1, 0);
74 path.close();
75 path.moveTo(0, 0);
76 path.lineTo(0, 0);
77 path.quadTo(1, 0, 0, 1);
78 path.close();
79 testSimplify(path, true, out, bitmap);
80 drawAsciiPaths(path, out, true);
81}
caryclark@google.comfb173422012-04-10 18:28:55 +0000[diff] [blame]82</div>
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]83
84<div id="testSimplifyQuadratic7">
85 SkPath path, out;
86 path.moveTo(0, 0);
87 path.quadTo(0, 0, 0, 0);
88 path.lineTo(0, 1);
89 path.close();
90 path.moveTo(0, 0);
91 path.lineTo(0, 0);
92 path.quadTo(1, 0, 0, 2);
93 path.close();
94 testSimplify(path, true, out, bitmap);
95 drawAsciiPaths(path, out, true);
96}
97</div>
98
99<div id="testSimplifyQuadratic8">
100 SkPath path, out;
101 path.moveTo(0, 0);
102 path.quadTo(0, 0, 0, 0);
103 path.lineTo(0, 0);
104 path.close();
105 path.moveTo(0, 0);
106 path.lineTo(0, 0);
107 path.quadTo(1, 0, 0, 2);
108 path.close();
109 testSimplify(path, true, out, bitmap);
110 drawAsciiPaths(path, out, true);
111}
112</div>
113
114<div id="testSimplifyQuadratic9">
115 SkPath path, out;
116 path.moveTo(0, 0);
117 path.quadTo(0, 0, 0, 0);
118 path.lineTo(1, 1);
119 path.close();
120 path.moveTo(0, 0);
121 path.lineTo(0, 0);
122 path.quadTo(1, 0, 2, 2);
123 path.close();
124 testSimplify(path, true, out, bitmap);
125 drawAsciiPaths(path, out, true);
126}
127</div>
128
129<div id="testSimplifyQuadratic10">
130 SkPath path, out;
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]131 path.moveTo(0, 0);
132 path.quadTo(0, 0, 0, 0);
133 path.lineTo(0, 0);
134 path.close();
135 path.moveTo(0, 0);
136 path.lineTo(0, 1);
137 path.quadTo(1, 1, 1, 2);
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]138 path.close();
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]139 testSimplify(path, true, out, bitmap);
140 drawAsciiPaths(path, out, true);
141}
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]142</div>
143
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]144<div id="testSimplifyQuadratic11">
145 SkPath path, out;
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]146 path.moveTo(0, 0);
147 path.quadTo(0, 0, 0, 0);
148 path.lineTo(0, 2);
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]149 path.close();
150 path.moveTo(0, 0);
151 path.lineTo(2, 1);
152 path.quadTo(2, 2, 3, 3);
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]153 path.close();
154 testSimplify(path, true, out, bitmap);
155 drawAsciiPaths(path, out, true);
156}
157</div>
158
159<div id="testSimplifyQuadratic12">
160 SkPath path, out;
161 path.moveTo(0, 0);
162 path.lineTo(0, 2);
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]163 path.lineTo(0, 0);
164 path.close();
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]165 path.moveTo(3, 0);
166 path.quadTo(1, 1, 0, 2);
167 path.lineTo(3, 0);
168 path.close();
169 testSimplify(path, true, out, bitmap);
170 drawAsciiPaths(path, out, true);
171}
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]172</div>
173
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]174<div id="testSimplifyQuadratic13">
175 SkPath path, out;
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]176path.moveTo(0, 0);
177path.quadTo(0, 0, 1, 0);
178path.lineTo(1, 1);
179path.lineTo(0, 0);
180path.close();
181path.moveTo(0, 0);
182path.quadTo(3, 0, 1, 1);
183path.lineTo(0, 0);
184path.close();
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]185 testSimplify(path, true, out, bitmap);
186 drawAsciiPaths(path, out, true);
187}
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]188</div>
189
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]190<div id="testSimplifyQuadratic14">
191 SkPath path, out;
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]192 path.moveTo(0, 0);
193 path.quadTo(0, 0, 0, 0);
194 path.lineTo(1, 1);
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]195 path.close();
196 path.moveTo(0, 0);
197 path.lineTo(0, 0);
198 path.quadTo(0, 1, 2, 1);
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]199 path.close();
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]200 testSimplify(path, true, out, bitmap);
201 drawAsciiPaths(path, out, true);
202}
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]203</div>
204
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]205<div id="testSimplifyQuadratic15">
206 SkPath path, out;
207 path.moveTo(0, 0);
208 path.quadTo(0, 0, 1, 3);
209 path.lineTo(3, 3);
210 path.close();
211 path.moveTo(0, 1);
212 path.lineTo(1, 1);
213 path.quadTo(0, 3, 3, 3);
214 path.close();
215 testSimplify(path, true, out, bitmap);
216 drawAsciiPaths(path, out, true);
217}
218</div>
219
220<div id="testSimplifyQuadratic16">
221 SkPath path, out;
222 path.moveTo(0, 0);
223 path.quadTo(0, 0, 0, 0);
224 path.lineTo(0, 1);
225 path.close();
226 path.moveTo(0, 0);
227 path.lineTo(0, 0);
228 path.quadTo(1, 0, 0, 1);
229 path.close();
230 testSimplify(path, true, out, bitmap);
231 drawAsciiPaths(path, out, true);
232}
233</div>
234
235<div id="testSimplifyQuadratic17">
236 SkPath path, out;
caryclark@google.comb45a1b42012-05-18 20:50:33 +0000[diff] [blame]237 path.moveTo(8, 8);
238 path.quadTo(10, 10, 8, -10);
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]239 path.close();
caryclark@google.comb45a1b42012-05-18 20:50:33 +0000[diff] [blame]240 path.moveTo(8, 8);
241 path.quadTo(12, 12, 14, 4);
242 path.close();
243 path.moveTo(8, 8);
244 path.quadTo(9, 9, 10, 8);
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]245 path.close();
246 testSimplify(path, true, out, bitmap);
247 drawAsciiPaths(path, out, true);
248}
caryclark@google.com78e17132012-04-17 11:40:34 +0000[diff] [blame]249</div>
caryclark@google.comfb173422012-04-10 18:28:55 +0000[diff] [blame]250
caryclark@google.comb45a1b42012-05-18 20:50:33 +0000[diff] [blame]251<div id="testSimplifyQuadratic18">
252 SkPath path, out;
253 path.moveTo(8.0000000000000071, 8.0000000000000071);
254 path.quadTo(8.7289570079366854, 8.7289570079366889, 9.3914917259458743, 9.0593802763083691);
255 path.close();
256 path.moveTo(8.0000000000000142, 8.0000000000000142);
257 path.quadTo(8.1250000000000107, 8.1250000000000071, 8.2500000000000071, 8.2187500000000053);
258 path.close();
259 testSimplify(path, true, out, bitmap);
260 drawAsciiPaths(path, out, true);
261</div>
caryclark@google.com8dcf1142012-07-02 20:27:02 +0000[diff] [blame]262
263<div id="testSimplifyQuadratic19">
264 SkPath path, simple;
265 path.moveTo(0,4);
266 path.lineTo(6,4);
267 path.lineTo(3,1);
268 path.close();
269 path.moveTo(2,3);
270 path.lineTo(3,2);
271 path.lineTo(4,3);
272 path.close();
273 testSimplifyx(path);
274</div>
275
276<div id="testSimplifyQuadratic20">
277 SkPath path, simple;
278 path.moveTo(0,4);
279 path.lineTo(6,4);
280 path.lineTo(3,1);
281 path.close();
282 path.moveTo(2,3);
283 path.lineTo(4,3);
284 path.lineTo(3,2);
285 path.close();
286 testSimplifyx(path);
287</div>
288
289<div id="testSimplifyQuadratic21">
290 SkPath path, simple;
291 path.moveTo(0,4);
292 path.lineTo(8,4);
293 path.lineTo(4,0);
294 path.close();
295 path.moveTo(2,2);
296 path.lineTo(3,3);
297 path.lineTo(4,2);
298 path.close();
299 testSimplifyx(path);
300</div>
301
302<div id="testLine6">
303 SkPath path, simple;
304 path.moveTo(0,0);
305 path.lineTo(4,0);
306 path.lineTo(2,2);
307 path.close();
308 path.moveTo(2,0);
309 path.lineTo(6,0);
310 path.lineTo(4,2);
311 path.close();
312 testSimplifyx(path);
313</div>
314
caryclark@google.comfa4a6e92012-07-11 17:52:32 +0000[diff] [blame]315<div id="testLine7">
316 SkPath path, simple;
317 path.moveTo(0,0);
318 path.lineTo(4,0);
319 path.lineTo(2,2);
320 path.close();
321 path.moveTo(6,0);
322 path.lineTo(2,0);
323 path.lineTo(4,2);
324 path.close();
325 testSimplifyx(path);
326</div>
327
328<div id="testLine9">
329 SkPath path, simple;
330 path.moveTo(0,4);
331 path.lineTo(4,4);
332 path.lineTo(2,2);
333 path.close();
334 path.moveTo(6,4);
335 path.lineTo(2,4);
336 path.lineTo(4,2);
337 path.close();
338 testSimplifyx(path);
339</div>
340
caryclark@google.come21cb182012-07-23 21:26:31 +0000[diff] [blame^]341<div id="testLine12">
342 path.moveTo(0,4);
343 path.lineTo(6,4);
344 path.lineTo(3,1);
345 path.close();
346 path.moveTo(2,3);
347 path.lineTo(3,2);
348 path.lineTo(4,3);
349 path.close();
350</div>
351
352<div id="testLine13">
353 path.moveTo(6,4);
354 path.lineTo(0,4);
355 path.lineTo(3,1);
356 path.close();
357 path.moveTo(3,2);
358 path.lineTo(2,3);
359 path.lineTo(4,3);
360 path.close();
361</div>
362
caryclark@google.com8dcf1142012-07-02 20:27:02 +0000[diff] [blame]363<div id="testLine17">
364 SkPath path, simple;
365 path.addRect(0, 0, 12, 12, (SkPath::Direction) 0);
366 path.addRect(4, 12, 13, 13, (SkPath::Direction) 0);
367 testSimplifyx(path);
368</div>
369
caryclark@google.com47580692012-07-23 12:14:49 +0000[diff] [blame]370<div id="testLine19">
371 SkPath path, simple;
372 path.addRect(0, 0, 12, 12, (SkPath::Direction) 0);
373 path.addRect(12, 16, 21, 21, (SkPath::Direction) 0);
374 testSimplifyx(path);
375</div>
376
377<div id="testLine24">
378 path.addRect(0, 18, 12, 12, (SkPath::Direction) 0);
379 path.addRect(4, 12, 13, 13, (SkPath::Direction) 0);
380</div>
381
caryclark@google.comfa4a6e92012-07-11 17:52:32 +0000[diff] [blame]382<div id="testLine28">
383 SkPath path, simple;
384 path.addRect(0, 6, 12, 12, (SkPath::Direction) 0);
385 path.addRect(0, 0, 9, 9, (SkPath::Direction) 0);
386 testSimplifyx(path);
387</div>
388
389<div id="testLine29">
390 SkPath path, simple;
391 path.addRect(0, 18, 12, 12, (SkPath::Direction) 0);
392 path.addRect(12, 12, 21, 21, (SkPath::Direction) 0);
393 testSimplifyx(path);
394</div>
395
396<div id="testLine30">
397 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
398 path.addRect(0, 0, 12, 12, (SkPath::Direction) 0);
399 path.addRect(4, 4, 13, 13, (SkPath::Direction) 0);
400</div>
401
402<div id="testLine31">
403 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
404 path.addRect(0, 0, 12, 12, (SkPath::Direction) 0);
405 path.addRect(0, 4, 9, 9, (SkPath::Direction) 0);
406</div>
407
408<div id="testLine32">
409 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
410 path.addRect(0, 0, 12, 12, (SkPath::Direction) 0);
411 path.addRect(4, 12, 13, 13, (SkPath::Direction) 0);
412</div>
413
caryclark@google.com9764cc62012-07-12 19:29:45 +0000[diff] [blame]414<div id="testLine33">
415 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
416 path.addRect(0, 0, 12, 12, (SkPath::Direction) 0);
417 path.addRect(4, 16, 13, 13, (SkPath::Direction) 0);
418</div>
419
caryclark@google.com210acaf2012-07-12 21:05:13 +0000[diff] [blame]420<div id="testLine34">
421 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
422 path.addRect(0, 6, 12, 12, (SkPath::Direction) 0);
423 path.addRect(4, 12, 13, 13, (SkPath::Direction) 0);
424</div>
425
426<div id="testLine35">
427 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
428 path.addRect(6, 0, 18, 18, (SkPath::Direction) 0);
429 path.addRect(4, 16, 13, 13, (SkPath::Direction) 0);
430</div>
431
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]432<div id="testLine36">
433 path.addRect(0, 10, 20, 20, (SkPath::Direction) 0);
434 path.addRect(6, 12, 18, 18, (SkPath::Direction) 0);
435 path.addRect(4, 16, 13, 13, (SkPath::Direction) 0);
436</div>
437
caryclark@google.com47580692012-07-23 12:14:49 +0000[diff] [blame]438<div id="testLine37">
439 path.addRect(0, 20, 20, 20, (SkPath::Direction) 0);
440 path.addRect(18, 24, 30, 30, (SkPath::Direction) 0);
441 path.addRect(0, 0, 9, 9, (SkPath::Direction) 0);
442</div>
443
444<div id="testLine38">
445 path.addRect(10, 0, 30, 30, (SkPath::Direction) 0);
446 path.addRect(6, 12, 18, 18, (SkPath::Direction) 0);
447 path.addRect(12, 12, 21, 21, (SkPath::Direction) 0);
448</div>
449
450<div id="testLine39">
451 path.addRect(10, 0, 30, 30, (SkPath::Direction) 0);
452 path.addRect(12, 6, 24, 24, (SkPath::Direction) 0);
453 path.addRect(12, 4, 21, 21, (SkPath::Direction) 0);
454</div>
455
456<div id="testLine40">
457 path.addRect(10, 0, 30, 30, (SkPath::Direction) 0);
458 path.addRect(12, 18, 24, 24, (SkPath::Direction) 0);
459 path.addRect(4, 16, 13, 13, (SkPath::Direction) 0);
460</div>
461
462<div id="testLine41">
463 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
464 path.addRect(18, 24, 30, 30, (SkPath::Direction) 0);
465 path.addRect(12, 0, 21, 21, (SkPath::Direction) 0);
466</div>
467
468<div id="testLine42">
469 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
470 path.addRect(0, 0, 12, 12, (SkPath::Direction) 0);
471 path.addRect(8, 16, 17, 17, (SkPath::Direction) 0);
472</div>
473
474<div id="testLine43">
475 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
476 path.addRect(6, 24, 18, 18, (SkPath::Direction) 0);
477 path.addRect(0, 32, 9, 36, (SkPath::Direction) 1);
478</div>
479
480<div id="testLine44">
481 path.addRect(10, 40, 30, 30, (SkPath::Direction) 0);
482 path.addRect(18, 0, 30, 30, (SkPath::Direction) 0);
483 path.addRect(18, 32, 27, 36, (SkPath::Direction) 1);
484</div>
485
486<div id="testLine45">
487 path.addRect(10, 0, 30, 30, (SkPath::Direction) 0);
488 path.addRect(18, 0, 30, 30, (SkPath::Direction) 0);
489 path.addRect(24, 32, 33, 36, (SkPath::Direction) 0);
490</div>
491
492<div id="testLine46">
493 path.addRect(10, 40, 30, 30, (SkPath::Direction) 0);
494 path.addRect(24, 0, 36, 36, (SkPath::Direction) 0);
495 path.addRect(24, 32, 33, 36, (SkPath::Direction) 0);
496</div>
497
498<div id="testLine47">
499 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
500 path.addRect(0, 0, 12, 12, (SkPath::Direction) 0);
501 path.addRect(0, 0, 9, 9, (SkPath::Direction) 1);
502</div>
503
504<div id="testLine48">
505 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
506 path.addRect(0, 6, 12, 12, (SkPath::Direction) 0);
507 path.addRect(0, 0, 9, 9, (SkPath::Direction) 1);
508</div>
509
510<div id="testLine49">
511 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
512 path.addRect(0, 0, 12, 12, (SkPath::Direction) 0);
513 path.addRect(0, 0, 9, 9, (SkPath::Direction) 0);
514</div>
515
516<div id="testLine50">
517 path.addRect(10, 30, 30, 30, (SkPath::Direction) 0);
518 path.addRect(24, 20, 36, 30, (SkPath::Direction) 0);
519</div>
520
521<div id="testLine51">
522 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
523 path.addRect(0, 12, 12, 12, (SkPath::Direction) 0);
524 path.addRect(4, 12, 13, 13, (SkPath::Direction) 1);
525</div>
526
caryclark@google.come21cb182012-07-23 21:26:31 +0000[diff] [blame^]527<div id="testLine52">
528 path.addRect(0, 30, 20, 20, (SkPath::Direction) 0);
529 path.addRect(6, 20, 18, 30, (SkPath::Direction) 0);
530 path.addRect(32, 0, 36, 41, (SkPath::Direction) 0);
531</div>
532
533<div id="testLine53">
534 path.addRect(10, 30, 30, 30, (SkPath::Direction) 0);
535 path.addRect(12, 20, 24, 30, (SkPath::Direction) 0);
536 path.addRect(12, 32, 21, 36, (SkPath::Direction) 1);
537</div>
538
539<div id="testLine54">
540 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
541 path.addRect(6, 0, 18, 18, (SkPath::Direction) 0);
542 path.addRect(8, 4, 17, 17, (SkPath::Direction) 1);
543</div>
544
545<div id="testLine55">
546 path.addRect(0, 0, 20, 20, (SkPath::Direction) 0);
547 path.addRect(6, 6, 18, 18, (SkPath::Direction) 0);
548 path.addRect(4, 4, 13, 13, (SkPath::Direction) 1);
549</div>
550
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]551</div>
552
553<script type="text/javascript">
554
555var testDivs = [
caryclark@google.come21cb182012-07-23 21:26:31 +0000[diff] [blame^]556 testLine55,
557 testLine54,
558 testLine53,
559 testLine52,
caryclark@google.com47580692012-07-23 12:14:49 +0000[diff] [blame]560 testLine51,
561 testLine50,
562 testLine49,
563 testLine48,
564 testLine47,
565 testLine46,
566 testLine45,
567 testLine44,
568 testLine43,
569 testLine42,
570 testLine41,
571 testLine40,
572 testLine39,
573 testLine38,
574 testLine37,
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]575 testLine36,
caryclark@google.com210acaf2012-07-12 21:05:13 +0000[diff] [blame]576 testLine35,
577 testLine34,
caryclark@google.com9764cc62012-07-12 19:29:45 +0000[diff] [blame]578 testLine33,
caryclark@google.comfa4a6e92012-07-11 17:52:32 +0000[diff] [blame]579 testLine30,
580 testLine32,
581 testLine31,
582 testLine29,
583 testLine28,
caryclark@google.com47580692012-07-23 12:14:49 +0000[diff] [blame]584 testLine24,
585 testLine19,
caryclark@google.comfa4a6e92012-07-11 17:52:32 +0000[diff] [blame]586 testLine17,
caryclark@google.come21cb182012-07-23 21:26:31 +0000[diff] [blame^]587 testLine13,
588 testLine12,
caryclark@google.com47580692012-07-23 12:14:49 +0000[diff] [blame]589 testLine9,
590 testLine7,
caryclark@google.com8dcf1142012-07-02 20:27:02 +0000[diff] [blame]591 testSimplifyQuadratic21,
592 testSimplifyQuadratic20,
593 testSimplifyQuadratic19,
caryclark@google.comb45a1b42012-05-18 20:50:33 +0000[diff] [blame]594 testSimplifyQuadratic18,
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]595 testSimplifyQuadratic17,
596 testSimplifyQuadratic16,
597 testSimplifyQuadratic15,
598 testSimplifyQuadratic14,
599 testSimplifyQuadratic13,
600 testSimplifyQuadratic12,
601 testSimplifyQuadratic11,
602 testSimplifyQuadratic10,
603 testSimplifyQuadratic9,
604 testSimplifyQuadratic8,
605 testSimplifyQuadratic7,
606 testSimplifyQuadratic6,
607 testSimplifyQuadratic5,
608 testSimplifyQuadratic4,
609 testSimplifyQuadratic3,
610 testSimplifyQuadratic2,
611 testSimplifyQuadratic1,
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]612];
613
614var scale, columns, rows, xStart, yStart;
615
616var ticks = 0.1;
617var at_x = 13 + 0.5;
618var at_y = 13 + 0.5;
619
620var tests = [];
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]621var testTitles = [];
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]622var testIndex = 0;
623
624var ctx;
625
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]626function parse(test, title) {
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]627 var contours = [];
628 var contourStrs = test.split("path.close();");
caryclark@google.comd88e0892012-03-27 13:23:51 +0000[diff] [blame]629 var pattern = /-?\d+\.*\d*/g;
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]630 for (var c in contourStrs) {
caryclark@google.comfb173422012-04-10 18:28:55 +0000[diff] [blame]631 var contour = contourStrs[c];
632 var verbStrs = contour.split("path");
633 var verbs = [];
634 for (var v in verbStrs) {
635 var verbStr = verbStrs[v];
636 var points = verbStr.match(pattern);
637 var pts = [];
638 for (var wd in points) {
639 var num = parseFloat(points[wd]);
640 if (isNaN(num)) continue;
641 pts.push(num);
642 }
643 if (pts.length > 0)
644 verbs.push(pts);
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]645 }
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]646 if (verbs.length > 0) {
647 var lastIndex = verbs.length - 1;
648 var lastVerb = verbs[lastIndex];
649 var lastLen = lastVerb.length;
650 if (verbs[0][0] != lastVerb[lastLen - 2] && verbs[0][1] != lastVerb[lastLen - 1]) {
651 var lastPts = [];
652 lastPts.push(verbs[0][0]);
653 lastPts.push(verbs[0][1]);
654 verbs.push(lastPts);
655 }
caryclark@google.comfb173422012-04-10 18:28:55 +0000[diff] [blame]656 contours.push(verbs);
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]657 }
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]658 }
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]659 if (contours.length > 0) {
caryclark@google.comfb173422012-04-10 18:28:55 +0000[diff] [blame]660 tests.push(contours);
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]661 testTitles.push(title);
662 }
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]663}
664
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]665function parseRect(test, title) {
caryclark@google.comfa4a6e92012-07-11 17:52:32 +0000[diff] [blame]666 var contours = [];
667 var rectStrs = test.split("path.addRect");
668 var pattern = /-?\d+\.*\d*/g;
669 for (var r in rectStrs) {
670 var rect = rectStrs[r];
671 var sideStrs = rect.match(pattern);
672 var sides = [];
673 for (var wd in sideStrs) {
674 var num = parseFloat(sideStrs[wd]);
675 if (isNaN(num)) continue;
676 sides.push(num);
677 }
678 if (sides.length == 0)
679 continue;
680 var verbs = [];
681 var topLeft = [];
682 topLeft.push(sides[0]); topLeft.push(sides[1]);
683 var topRight = [];
684 topRight.push(sides[2]); topRight.push(sides[1]);
685 var botLeft = [];
686 botLeft.push(sides[0]); botLeft.push(sides[3]);
687 var botRight = [];
688 botRight.push(sides[2]); botRight.push(sides[3]);
689 verbs.push(topLeft);
690 if (sides[4] == 0) {
691 verbs.push(topRight);
692 verbs.push(botRight);
693 verbs.push(botLeft);
694 } else {
695 verbs.push(botLeft);
696 verbs.push(botRight);
697 verbs.push(topRight);
698 }
699 verbs.push(topLeft);
700 contours.push(verbs);
701 }
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]702 if (contours.length > 0) {
caryclark@google.comfa4a6e92012-07-11 17:52:32 +0000[diff] [blame]703 tests.push(contours);
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]704 testTitles.push(title);
705 }
caryclark@google.comfa4a6e92012-07-11 17:52:32 +0000[diff] [blame]706}
707
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]708function init(test) {
709 var canvas = document.getElementById('canvas');
710 if (!canvas.getContext) return;
caryclark@google.comfa4a6e92012-07-11 17:52:32 +0000[diff] [blame]711 canvas.width = document.width;
712 canvas.height = document.height;
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]713 ctx = canvas.getContext('2d');
714 var xmin = Infinity;
715 var xmax = -Infinity;
716 var ymin = Infinity;
717 var ymax = -Infinity;
caryclark@google.comfb173422012-04-10 18:28:55 +0000[diff] [blame]718 for (var contours in test) {
719 var contour = test[contours];
720 for (var verbs in contour) {
721 var verb = contour[verbs];
722 var last = verb.length;
caryclark@google.comb45a1b42012-05-18 20:50:33 +0000[diff] [blame]723 for (var idx = 0; idx < last; idx += 2) {
724 xmin = Math.min(xmin, verb[idx]);
725 xmax = Math.max(xmax, verb[idx]);
726 ymin = Math.min(ymin, verb[idx + 1]);
727 ymax = Math.max(ymax, verb[idx + 1]);
728 }
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]729 }
730 }
731 var subscale = 1;
732 while ((xmax - xmin) * subscale < 0.1 && (ymax - ymin) * subscale < 0.1) {
733 subscale *= 10;
734 }
735 columns = Math.ceil(xmax) - Math.floor(xmin) + 1;
736 rows = Math.ceil(ymax) - Math.floor(ymin) + 1;
737 xStart = Math.floor(xmin);
738 yStart = Math.floor(ymin);
739 var hscale = ctx.canvas.width / columns / ticks;
740 var vscale = ctx.canvas.height / rows / ticks;
741 scale = Math.floor(Math.min(hscale, vscale)) * subscale;
742}
743
744function drawPoint(px, py, xoffset, yoffset, unit) {
caryclark@google.comd88e0892012-03-27 13:23:51 +0000[diff] [blame]745 var label = px.toFixed(3) + ", " + py.toFixed(3);
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]746 var _px = px * unit + xoffset;
747 var _py = py * unit + yoffset;
748 ctx.beginPath();
749 ctx.arc(_px, _py, 3, 0, Math.PI*2, true);
750 ctx.closePath();
751 ctx.fill();
752 ctx.fillText(label, _px + 5, _py);
753}
754
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]755function draw(test, title, _at_x, _at_y, scale) {
756 ctx.fillStyle = "rgba(0,0,0, 0.1)";
757 ctx.font = "normal 50px Arial";
758 ctx.fillText(title, 50, 50);
759 ctx.font = "normal 10px Arial";
760
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]761 var unit = scale * ticks;
762 ctx.lineWidth = 1;
763 var i;
764 for (i = 0; i <= rows * ticks; ++i) {
765 ctx.strokeStyle = (i % ticks) != 0 ? "rgb(160,160,160)" : "black";
766 ctx.beginPath();
767 ctx.moveTo(_at_x + 0, _at_y + i * scale);
768 ctx.lineTo(_at_x + unit * columns, _at_y + i * scale);
769 ctx.stroke();
770 }
771 for (i = 0; i <= columns * ticks; ++i) {
772 ctx.strokeStyle = (i % ticks) != 0 ? "rgb(160,160,160)" : "black";
773 ctx.beginPath();
774 ctx.moveTo(_at_x + i * scale, _at_y + 0);
775 ctx.lineTo(_at_x + i * scale, _at_y + unit * rows);
776 ctx.stroke();
777 }
778
779 var xoffset = xStart * -unit + _at_x;
780 var yoffset = yStart * -unit + _at_y;
781
782 ctx.fillStyle = "rgb(40,80,60)"
783 for (i = 0; i <= columns; i += (1 / ticks))
784 {
785 num = (xoffset - _at_x) / -unit + i;
786 ctx.fillText(num.toFixed(0), i * unit + _at_y - 5, 10);
787 }
788 for (i = 0; i <= rows; i += (1 / ticks))
789 {
790 num = (yoffset - _at_x) / -unit + i;
791 ctx.fillText(num.toFixed(0), 0, i * unit + _at_y + 0);
792 }
793 ctx.strokeStyle = "red";
caryclark@google.comfb173422012-04-10 18:28:55 +0000[diff] [blame]794 var contours, verbs, pts;
caryclark@google.com8dcf1142012-07-02 20:27:02 +0000[diff] [blame]795 ctx.beginPath();
caryclark@google.comfb173422012-04-10 18:28:55 +0000[diff] [blame]796 for (contours in test) {
797 var contour = test[contours];
798 if (contours == 2) ctx.strokeStyle = "blue";
caryclark@google.comfb173422012-04-10 18:28:55 +0000[diff] [blame]799 var first = true;
800 for (verbs in contour) {
801 var verb = contour[verbs];
802 switch (verb.length) {
803 case 2:
804 if (first) {
805 ctx.moveTo(xoffset + verb[0] * unit, yoffset + verb[1] * unit);
806 first = false;
807 } else
808 ctx.lineTo(xoffset + verb[0] * unit, yoffset + verb[1] * unit);
809 break;
810 case 4:
811 ctx.quadraticCurveTo(xoffset + verb[0] * unit, yoffset + verb[1] * unit,
812 xoffset + verb[2] * unit, yoffset + verb[3] * unit);
813 break;
814 case 6:
815 ctx.bezierCurveTo(xoffset + verb[0] * unit, yoffset + verb[1] * unit,
816 xoffset + verb[2] * unit, yoffset + verb[3] * unit,
817 xoffset + verb[4] * unit, yoffset + verb[5] * unit);
818 break;
819 }
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]820 }
caryclark@google.com8dcf1142012-07-02 20:27:02 +0000[diff] [blame]821 ctx.closePath();
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]822 }
caryclark@google.com8dcf1142012-07-02 20:27:02 +0000[diff] [blame]823 ctx.stroke();
824 ctx.fillStyle="rgba(192,192,255, 0.3)";
825 ctx.fill();
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]826
827 ctx.fillStyle="blue";
caryclark@google.comfb173422012-04-10 18:28:55 +0000[diff] [blame]828 for (contours in test) {
829 var contour = test[contours];
830 for (verbs in contour) {
831 var verb = contour[verbs];
832 for (i = 0; i < verb.length; i += 2) {
833 x = verb[i];
834 y = verb[i + 1];
835 drawPoint(x, y, xoffset, yoffset, unit);
836 }
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]837 }
838 }
839}
840
841var mouseX = Infinity, mouseY;
842
843function calcXY() {
844 var e = window.event;
845 var tgt = e.target || e.srcElement;
846 var left = tgt.offsetLeft;
847 var top = tgt.offsetTop;
848 var unit = scale * ticks;
849 mouseX = (e.clientX - left - Math.ceil(at_x) + 1) / unit + xStart;
850 mouseY = (e.clientY - top - Math.ceil(at_y)) / unit + yStart;
851}
852
853function handleMouseOver() {
854 calcXY();
855 var num = mouseX.toFixed(3) + ", " + mouseY.toFixed(3);
856 ctx.beginPath();
857 ctx.rect(300,100,200,10);
858 ctx.fillStyle="white";
859 ctx.fill();
860 ctx.fillStyle="black";
861 ctx.fillText(num, 300, 108);
862}
863
864function handleMouseClick() {
865 calcXY();
866// drawInset();
867}
868
869function drawTop() {
870 init(tests[testIndex]);
871 redraw();
872}
873
874function redraw() {
875 ctx.beginPath();
876 ctx.rect(0, 0, ctx.canvas.width, ctx.canvas.height);
877 ctx.fillStyle="white";
878 ctx.fill();
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]879 draw(tests[testIndex], testTitles[testIndex], at_x, at_y, scale);
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]880// if (insetScale != scale && mouseX != Infinity)
881// drawInset();
882}
883
884function doKeyPress(evt) {
885 var char = String.fromCharCode(evt.charCode);
886 switch (char) {
887 case 'N':
888 case 'n':
889 if (++testIndex >= tests.length)
890 testIndex = 0;
caryclark@google.comfa0588f2012-04-26 21:01:06 +0000[diff] [blame]891 mouseX = Infinity;
892 drawTop();
893 break;
894 case 'P':
895 case 'p':
896 if (--testIndex < 0)
897 testIndex = tests.length - 1;
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]898 mouseX = Infinity;
899 drawTop();
900 break;
901 case 'T':
902 case 't':
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]903 break;
904 case '-':
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]905 redraw();
906 break;
907 case '=':
908 case '+':
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]909 redraw();
910 break;
911 }
912}
913
914function start() {
915 for (i = 0; i < testDivs.length; ++i) {
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]916 var title = testDivs[i].id.toString();
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]917 var str = testDivs[i].firstChild.data;
caryclark@google.comfa4a6e92012-07-11 17:52:32 +0000[diff] [blame]918 if (str.split("addRect").length > 1) {
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]919 parseRect(str, title);
caryclark@google.comfa4a6e92012-07-11 17:52:32 +0000[diff] [blame]920 } else {
caryclark@google.com0e08a192012-07-13 21:07:52 +0000[diff] [blame]921 parse(str, title);
caryclark@google.comfa4a6e92012-07-11 17:52:32 +0000[diff] [blame]922 }
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]923 }
924 drawTop();
925 window.addEventListener('keypress', doKeyPress, true);
926}
927
928</script>
929</head>
930
931<body onLoad="start();">
caryclark@google.comfa4a6e92012-07-11 17:52:32 +0000[diff] [blame]932<canvas id="canvas" width="750" height="500"
caryclark@google.com752b60e2012-03-22 21:11:17 +0000[diff] [blame]933 onmousemove="handleMouseOver()"
934 onclick="handleMouseClick()"
935 ></canvas >
936</body>
937</html>