commit-bot@chromium.org | 4431e77 | 2014-04-14 17:08:59 +0000 | [diff] [blame] | 1 | <!DOCTYPE html> |
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| 263 | <div id="quad584"> |
| 264 | {{{-406.65435791015625, 599.96630859375}, {-566.71881103515625, -400.65362548828125}, {-486.0682373046875, 100.34326171875}}}, |
| 265 | {{{-406.65435791015625, 599.96630859375}, {799.783935546875, 992.77783203125}, {180.6688232421875, -490.0054931640625}}} |
| 266 | </div> |
| 267 | |
| 268 | <div id="quad653"> |
| 269 | {{{-46.6143798828125, 164.224853515625}, {-161.7724609375, 327.61376953125}, {168.5106201171875, -948.4150390625}}}, |
| 270 | {{{-46.6143798828125, 164.224853515625}, {412.9364013671875, -199.26715087890625}, {-278.044677734375, 472.3961181640625}}} |
| 271 | </div> |
| 272 | |
| 273 | <div id="quad809"> |
| 274 | {{{-176.8541259765625, -275.9761962890625}, {-723.969482421875, -7.4718017578125}, {931.6959228515625, 231.6737060546875}}}, |
| 275 | {{{-176.8541259765625, -275.9761962890625}, {-250.86737060546875, -748.8143310546875}, {-96.77099609375, -287.76336669921875}}} |
| 276 | </div> |
| 277 | |
| 278 | <div id="quad14a"> |
| 279 | {{{-609.406005859375, -684.37506103515625}, {766.4923095703125, 583.657958984375}, {-912.6832275390625, -949.553466796875}}}, |
| 280 | {{{-609.406005859375, -684.37506103515625}, {774.140380859375, 82.2415771484375}, {540.9007568359375, -136.982666015625}}} |
| 281 | </div> |
| 282 | |
| 283 | <div id="quad22a"> |
| 284 | {{{-728.5626220703125, 141.134521484375}, {749.9122314453125, -645.93359375}, {67.1751708984375, -285.85528564453125}}}, |
| 285 | {{{-728.5626220703125, 141.134521484375}, {-841.0341796875, -988.058349609375}, {34.87939453125, -489.359130859375}}} |
| 286 | {{{276.48354206343231, -395.24293552482953}, {-728.5626220703125, 141.134521484375}}} |
| 287 | {{{fX=97.702285839737073, -301.95147049201717}, {-728.5626220703125, 141.134521484375}}} |
| 288 | {{{fX=-52.525628917174856, -536.31069276053427}, {-728.5626220703125, 141.134521484375}}} |
| 289 | {{{fX=-5.2463328209585285, -511.63085965304060}, {-728.5626220703125, 141.134521484375}}} |
| 290 | </div> |
| 291 | |
| 292 | <div id="quad77"> |
| 293 | {{{383.7933349609375, -397.5057373046875}, {480.7408447265625, 92.927490234375}, {690.7930908203125, -267.44964599609375}}}, |
| 294 | {{{383.7933349609375, -397.5057373046875}, {83.3685302734375, 619.781005859375}, {688.14111328125, 416.241455078125}}} |
| 295 | </div> |
| 296 | |
| 297 | <div id="quad94"> |
| 298 | {{{627.6910400390625, 81.144287109375}, {168.9248046875, -211.72735595703125}, {-61.57086181640625, 915.171875}}}, |
| 299 | {{{627.6910400390625, 81.144287109375}, {918.159423828125, -325.468994140625}, {359.0523681640625, 817.4888916015625}}} |
| 300 | {{{564.43435948662466, 47.034527772832369}, {627.6910400390625, 81.144287109375}}} |
| 301 | {{{699.34014109378302, 79.147174806567705}, {627.6910400390625, 81.144287109375}}} |
| 302 | </div> |
| 303 | |
| 304 | <div id="quad4a"> |
| 305 | {{{187.410400390625, -343.557373046875}, {-752.7930908203125, 431.57177734375}, {387.663330078125, 701.281982421875}}}, |
| 306 | {{{187.410400390625, -343.557373046875}, {-86.16302490234375, -366.027099609375}, {-468.3883056640625, -25.736572265625}}} |
| 307 | </div> |
| 308 | |
| 309 | <div id="quad0"> |
| 310 | {{{-708.0077926931004413, -154.6166947224404566}, {-701.0429781735874712, -128.8517387364408933}, {505.58447265625, -504.9130859375}}}, |
| 311 | {{{-708.0077926931004413, -154.6166947224404566}, {-721.5125661899801344, -174.4028951148648048}, {-32.39227294921875, -906.3277587890625}}} |
| 312 | {{{-707.8363172079705237, -154.25350453766481}, {-708.0077926931004413, -154.6166947224404566}}} |
| 313 | {{{-708.1792267111628689, -154.9799046892118213}, {-708.0077926931004413, -154.6166947224404566}}} |
| 314 | </div> |
| 315 | |
| 316 | <div id="quad999"> |
| 317 | {{{-708.00779269310044, -154.61669472244046}, {-707.92342686353186, -154.30459999551294}, {505.58447265625, -504.9130859375}}}, |
| 318 | {{{-708.00779269310044, -154.61669472244046}, {-708.1713780141481, -154.85636789757655}, {-32.39227294921875, -906.3277587890625}}} |
| 319 | {{{-708.0077672218041, -154.61664072892336}, {-708.00779269310044, -154.61669472244046}}} |
| 320 | {{{-708.00781827681976, -154.61674895426012}, {-708.00779269310044, -154.61669472244046}}} |
| 321 | </div> |
| 322 | |
| 323 | <div id="quad113"> |
| 324 | {{{425.018310546875, -866.61865234375}, {-918.76531982421875, 209.05322265625}, {964.34716796875, 199.52587890625}}}, |
| 325 | {{{425.018310546875, -866.61865234375}, {703.10693359375, -955.0738525390625}, {-952.24664306640625, -717.94775390625}}} |
| 326 | </div> |
| 327 | |
| 328 | <div id="quad136"> |
| 329 | {{{178.1549072265625, 62.724609375}, {541.3643798828125, 223.823486328125}, {-446.77471923828125, -15.990478515625}}}, |
| 330 | {{{178.1549072265625, 62.724609375}, {-347.14031982421875, -834.27191162109375}, {-495.138885498046875, 96.476806640625}}} |
| 331 | </div> |
| 332 | |
| 333 | <div id="quad206"> |
| 334 | {{{-503.007415771484375, -318.59490966796875}, {-798.330810546875, -881.21630859375}, {-127.2027587890625, 769.6160888671875}}}, |
| 335 | {{{-503.007415771484375, -318.59490966796875}, {-153.6217041015625, -776.896728515625}, {-378.43701171875, -296.3197021484375}}} |
| 336 | {{{-468.9176053311167607, -89.39573455985038208}, {-503.007415771484375, -318.59490966796875}}} |
| 337 | {{{-356.1573846604815685, -497.6768266540607328}, {-503.007415771484375, -318.59490966796875}}} |
| 338 | {{{-559.0376987487186398, -420.2054253473417589}, {-503.007415771484375, -318.59490966796875}}} |
| 339 | {{{-431.6586315464865606, -409.8353728177644371}, {-503.007415771484375, -318.59490966796875}}} |
| 340 | </div> |
| 341 | |
| 342 | <div id="quad640"> |
| 343 | {{{412.260498046875, 49.193603515625}, {838.97900390625, 86.9951171875}, {427.7896728515625, -605.6881103515625}}}, |
| 344 | {{{412.260498046875, 49.193603515625}, {-995.54583740234375, 990.032470703125}, {-881.18670654296875, 461.211669921875}}} |
| 345 | </div> |
| 346 | |
| 347 | <div id="quad3160"> |
| 348 | {{{426.645751953125, 813.79150390625}, {-387.23828125, -588.89483642578125}, {792.4261474609375, -704.4637451171875}}}, |
| 349 | {{{426.645751953125, 813.79150390625}, {19.24896240234375, -416.09906005859375}, {233.8497314453125, 350.778564453125}}} |
| 350 | </div> |
| 351 | |
| 352 | <div id="quad35237"> |
| 353 | {{{-770.8492431640625, 948.2369384765625}, {-853.37066650390625, 972.0301513671875}, {-200.62042236328125, -26.7174072265625}}}, |
| 354 | {{{-770.8492431640625, 948.2369384765625}, {513.602783203125, 578.8681640625}, {960.641357421875, -813.69757080078125}}} |
| 355 | </div> |
| 356 | |
| 357 | <div id="quad37226"> |
| 358 | {{{563.8267822265625, -107.4566650390625}, {-44.67724609375, -136.57452392578125}, {492.3856201171875, -268.79644775390625}}}, |
| 359 | {{{563.8267822265625, -107.4566650390625}, {708.049072265625, -100.77789306640625}, {-48.88226318359375, 967.9022216796875}}} |
| 360 | </div> |
| 361 | |
| 362 | <div id="quad67242"> |
| 363 | {{{598.857421875, 846.345458984375}, {-644.095703125, -316.12921142578125}, {-97.64599609375, 20.6158447265625}}}, |
| 364 | {{{598.857421875, 846.345458984375}, {715.7142333984375, 955.3599853515625}, {-919.9478759765625, 691.611328125}}} |
| 365 | </div> |
| 366 | |
| 367 | <div id="quad208"> |
| 368 | {{{481.1463623046875, -687.09613037109375}, {643.64697265625, -951.9462890625}, {162.5869140625, 698.7342529296875}}}, |
| 369 | {{{481.1463623046875, -687.09613037109375}, {171.8175048828125, -919.07977294921875}, {153.3433837890625, -587.43072509765625}}} |
| 370 | </div> |
| 371 | |
| 372 | <div id="quad8a"> |
| 373 | {{{344.2755126953125, -689.900390625}, {743.6728515625, 512.8448486328125}, {928.598388671875, 111.946044921875}}}, |
| 374 | {{{344.2755126953125, -689.900390625}, {-950.03106689453125, -511.25741577148437}, {850.8173828125, 798.4874267578125}}} |
| 375 | </div> |
| 376 | |
| 377 | <div id="quad8b"> |
| 378 | {{{344.2755126953125, -689.900390625}, {928.598388671875, 111.946044921875}, {743.6728515625, 512.8448486328125}}}, |
| 379 | {{{344.2755126953125, -689.900390625}, {-950.03106689453125, -511.25741577148437}, {850.8173828125, 798.4874267578125}}} |
| 380 | </div> |
| 381 | |
| 382 | <div id="quad8741"> |
| 383 | {{{944.9024658203125, 939.454345703125}, {-971.06219482421875, -914.24395751953125}, {-878.764404296875, -297.61602783203125}}}, |
| 384 | {{{944.9024658203125, 939.454345703125}, {-838.96612548828125, -785.837646484375}, {-126.80029296875, 921.1981201171875}}} |
| 385 | {{{107.03238931174118, 218.460612766889}, {944.9024658203125, 939.454345703125}}} |
| 386 | {{{-292.72752350740279, 99.917575976335598}, {944.9024658203125, 939.454345703125}}} |
| 387 | </div> |
| 388 | |
| 389 | <div id="quad89987"> |
| 390 | {{{939.4808349609375, 914.355224609375}, {-357.7921142578125, 590.842529296875}, {736.8936767578125, -350.717529296875}}}, |
| 391 | {{{939.4808349609375, 914.355224609375}, {-182.85418701171875, 634.4552001953125}, {-509.62615966796875, 576.1182861328125}}} |
| 392 | </div> |
| 393 | |
| 394 | <div id="simplifyQuadratic36"> |
| 395 | {{{1.9474306106567383, 2.3777823448181152}, {1.9234547048814592, 2.2418855043499213}, {1.8885438442230225, 2.1114561557769775}}} |
| 396 | {{{1.9474306106567383, 2.3777823448181152}, {2.0764266380046235, 2.2048800651418379}, {1.8888888359069824, 2.1111111640930176}}} |
| 397 | </div> |
| 398 | |
| 399 | <div id="simplifyQuadratic58"> |
| 400 | {{326.236786,205.854996}, {329.104431,231.663818}, {351.512085,231.663818}} |
| 401 | {{303.12088,141.299606}, {330.463562,217.659027}} |
| 402 | </div> |
| 403 | |
| 404 | <div id="simplifyQuadratic58a"> |
| 405 | {{{326.23678588867188, 205.85499572753906}, {328.04376176056422, 222.11778818951981}, {337.6092529296875, 228.13298034667969} |
| 406 | {{{303.12088012695312, 141.29960632324219}, {330.46356201171875, 217.65902709960937} |
| 407 | </div> |
| 408 | |
| 409 | <div id="quadratic58again"> |
| 410 | {{322.935669,231.030273}, {312.832214,220.393295}, {312.832214,203.454178}} |
| 411 | {{322.12738,233.397751}, {295.718353,159.505829}} |
| 412 | </div> |
| 413 | |
| 414 | <div id="simplifyQuadratic56"> |
| 415 | {{{380.29449462890625, 140.44486999511719}, {387.29080200195312, 136.67460632324219}, {396.0399169921875, 136.67460632324219}}} |
| 416 | {{{380.29449462890625, 140.44486999511719}, {388.29925537109375, 136.67460632324219}, {398.16494750976562, 136.67460632324219}}} |
| 417 | {{{380.29449462890625, 140.44486999511719}, {387.692810, 137.858429}}} |
| 418 | </div> |
| 419 | |
| 420 | <div id="simplifyQuadratic56a"> |
| 421 | {{{380.29449462890625, 140.44486999511719}, {387.29079954793264, 136.67460632324219}, {396.0399169921875, 136.67460632324219}}} |
| 422 | {{{380.29449462890625, 140.44486999511719}, {388.29925767018653, 136.67460632324219}, {398.16494750976562, 136.67460632324219}}} |
| 423 | {{fX=380.29449462890625 fY=140.44486999511719 }, {fX=398.16494750976562 fY=136.67460632324219 }} } |
| 424 | {{fX=380.29449462890625 fY=140.44486999511719 }, {fX=396.03991699218750 fY=136.67460632324219 }} |
| 425 | </div> |
| 426 | |
| 427 | <div id="simplifyQuadratic27"> |
| 428 | {{{1, 1}, {1, 0.666666687f}, {0.888888896f, 0.444444448f}}} |
| 429 | {{{1, 1}, {1, 0.5f}, {0, 0}}} |
| 430 | {{fX=1.0000000000000000 fY=1.0000000000000000 }, {fX=0.00000000000000000 fY=0.00000000000000000 }} } |
| 431 | {{fX=1.0000000000000000 fY=1.0000000000000000 }, {fX=0.88888889551162720 fY=0.44444444775581360 }} } |
| 432 | </div> |
| 433 | |
| 434 | <div id="cubicOp7d"> |
| 435 | {{{0.7114982008934021, 1.6617077589035034}, {0.51239079236984253, 1.4952657222747803}, {0.27760171890258789, 1.2776017189025879}, {0, 1}}} |
| 436 | {{{0.7114982008934021, 1.6617077589035034}, {0.20600014925003052, 1.7854888439178467}, {9.8686491813063348e-017, 1.9077447652816772}, {0, 1}}} |
| 437 | </div> |
| 438 | |
| 439 | <div id="cubicOp25i"> |
| 440 | {{{3.3856770992279053, 1.6298094987869263}, {3.777235186270762, 1.2744716237277114}, {3.7191683314895783, 1.4127666421509713}, {3.3995792865753174, 1.6371387243270874}}} |
| 441 | {{{3.3856770992279053, 1.6298094987869263}, {3.3902986605112582, 1.6322361865810757}, {3.3949326825525121, 1.6346792563210237}, {3.3995792865753174, 1.6371387243270874}}} |
| 442 | {{3.3856770992279053, 1.6298094987869263 }, {3.3995792865753174, 1.6371387243270874 }} |
| 443 | </div> |
| 444 | |
| 445 | <div id="eldorado1"> |
| 446 | {{{1006.69513f, 291}, {1023.26367f, 291}, {1033.84021f, 304.431458f}, {1030.31836f, 321}}} |
| 447 | {{{1030.318359375, 321}, {1036.695068359375, 291}}} |
| 448 | {{fX=1030.3183593750000 fY=321.00000000000000 }, {fX=1006.6951293945312 fY=291.00000000000000 }} } |
| 449 | </div> |
| 450 | |
| 451 | <div id="carpetplanet1"> |
| 452 | {{fX=67.000000000000000, 913.00000000000000 }, {194.00000000000000, 1041.0000000000000 }} } |
| 453 | {{fX=67.000000000000000, 913.00000000000000 }, {67.662002563476562, 926.00000000000000 }} } |
| 454 | {{{67, 913}, {67, 917.388977f}, {67.223999f, 921.726013f}, {67.6620026f, 926}}} |
| 455 | {{{67, 913}, {67, 983.692017f}, {123.860001f, 1041}, {194, 1041}}} |
| 456 | {{{67, 913}, {67.17070902440698, 919.69443917507760}}} |
| 457 | </div> |
| 458 | |
| 459 | <div id="cubicOp104"> |
| 460 | {{{2.25, 2.5}, {4.5, 1}}} |
| 461 | {{{2.25, 2.5}, {3.0833333333333321, 1.9999999999999973}, {4.0277778307596899, 1.2777777777777759}, {4.8611111640930176, 1}}} |
| 462 | {{{2.25, 2.5}, {1.9476099234472042, 2.6814340459316774}, {1.6598502000264239, 2.8336073904096661}, {1.3973386287689209, 2.9246666431427002}}} |
| 463 | {{{2.25, 2.5}, {1.2674896717071533, 3.1550068855285645}}} |
| 464 | </div> |
| 465 | |
| 466 | <div id="cubicOp105"> |
| 467 | {{{2.4060275554656982, 3.4971563816070557}, {2.9702522134213849, 4.2195279679982622}, {3.8172613958721247, 5.0538091166976979}, {5, 6}}} |
| 468 | {{{2.4060275554656982, 3.4971563816070557}, {3.4194286958002023, 3.5574883660881684}, {4.0077197935900575, 2.6628073781813661}, {2.2602717876434326, 0.33545622229576111}}} |
| 469 | </div> |
| 470 | |
| 471 | <div id="cubicOp106"> |
| 472 | {{{0.80825299024581909, 1.9691258668899536}, {0.8601454496383667, 1.9885541200637817}, {0.92434978485107422, 2}, {1, 2}}} |
| 473 | {{{0.80825299024581909, 1.9691258668899536}, {2.2400102615356445, 3.5966837406158447}, {2.5486805438995361, 3.362929105758667}, {2.494147777557373, 2.5976591110229492}}} |
| 474 | {{{0.80825299024581909, 1.9691258668899536}, {2.494147777557373, 2.5976591110229492}}} |
| 475 | {{{0.80825299024581909, 1.9691258668899536}, {1, 2}}} |
| 476 | </div> |
| 477 | |
| 478 | <div id="cubicOp109"> |
| 479 | {{{5, 4}, {5.443139240552143931, 3.556860759447856069}, {5.297161243696338673, 3.702838775882067335}, {4.649086475372314453, 3.654751062393188477}}} |
| 480 | {{{5, 4}, {4.876459521889748849, 3.876459521889748849}, {4.759596556247283949, 3.761504502886134915}, {4.649086475372314453, 3.654751062393188477}}} |
| 481 | </div> |
| 482 | |
| 483 | <div id="skpwww_joomla_org_23"> |
| 484 | {{{421, 378}, {421, 380.209137f}, {418.761414f, 382}, {416, 382}}} |
| 485 | {{{320, 378}, {421, 378.000031f}}} |
| 486 | {{{421, 378.000031f}, {421, 383}}} |
| 487 | {{{416, 383}, {418.761414f, 383}, {421, 380.761414f}, {421, 378}}} |
| 488 | </div> |
| 489 | |
| 490 | <div id="xop1i"> |
| 491 | {{5.000,1.000}, {5.191,0.809}, {5.163,0.837}, {4.993,1.000}} |
| 492 | {{5.000,1.000}, {4.968,1.024}} |
| 493 | {{5.000,1.000}, {4.998,1.000}, {4.995,1.000}, {4.993,1.000}} |
| 494 | </div> |
| 495 | |
| 496 | <div id="xop1u"> |
| 497 | {{3.500,3.500}, {3.000,4.000}, {2.500,4.500}, {1.000,4.000}} |
| 498 | {{3.500,3.500}, {3.113,3.887}, {2.725,4.275}, {2.338,3.732}} |
| 499 | </div> |
| 500 | |
| 501 | <div id="xOp2i"> |
| 502 | {{{2, 3}, {1.3475509011665685, 4.9573472965002949}, {2.8235509286078759, 3.5091759365574173}, {3.6505906581878662, 1.9883773326873779}}} |
| 503 | {{{2, 3}, {2.4604574005585795, 2.654656949581065}, {3.0269255632437986, 2.3093137214344743}, {3.6505906581878662, 1.9883773326873779}}} |
| 504 | {{{2, 3}, {1.0000000000000013, 3.7500000000000004}, {0.500000000000001, 4.5}, {1, 5}}} |
| 505 | </div> |
| 506 | |
| 507 | <div id="testQuadratic56"> |
| 508 | {{{380.29449462890625, 140.44486999511719}, {379.59701460635523, 140.8207374882179}, {378.91729736328125, 141.23385620117187}}} |
| 509 | {{{380.29449462890625, 140.44486999511719}, {387.29079954793264, 136.67460632324219}, {396.0399169921875, 136.67460632324219}}} |
| 510 | {{{380.29449462890625, 140.44486999511719}, {388.29925767018653, 136.67460632324219}, {398.16494750976562, 136.67460632324219}}} |
| 511 | </div> |
| 512 | |
| 513 | <div id="testQuad15"> |
| 514 | {{{1, 3}, {1, 1}}} |
| 515 | {{{1, 3}, {0, 0}}} |
| 516 | {{{1, 3}, {2, 0}, {0, 0}}} |
| 517 | </div> |
| 518 | |
| 519 | <div id="testQuad21"> |
| 520 | {{{0, 0}, {1, 1}}} |
| 521 | {{{0, 0}, {3, 0}, {2, 3}}} |
| 522 | {{{0, 0}, {2, 3}}} |
| 523 | {{{0, 0}, {2, 1}}} |
| 524 | </div> |
| 525 | |
| 526 | <div id="testQuad22"> |
| 527 | {{{0, 0}, {1.2000000476837158, 0.80000001192092896}}} |
| 528 | {{{0, 0}, {2, 0}}} |
| 529 | {{{0, 0}, {0, 1}, {3, 2}}} |
| 530 | {{{0, 0}, {1, 1}}} |
| 531 | </div> |
| 532 | |
| 533 | <div id="testQuad23"> |
| 534 | {{{1, 3}, {1.9090908914804459, 1.1818182170391081}, {0.33884298801422119, 1.0165289640426636}}} |
| 535 | {{{1, 3}, {0.33884298801422119, 1.0165289640426636}}} |
| 536 | {{{1, 3}, {3, 0}}} |
| 537 | </div> |
| 538 | |
| 539 | <div id="cubicOp35d"> |
| 540 | {{{2.211416482925415, 1.6971458196640015}, {1.2938009262874868, 2.8273619288830005}, {0.64690048634813535, 3.5876019453925414}, {0, 1}}} |
| 541 | {{{2.211416482925415, 1.6971458196640015}, {1.0082962512969971, 1.997925877571106}}} |
| 542 | {{{2.211416482925415, 1.6971458196640015}, {5, 1}}} |
| 543 | </div> |
| 544 | |
| 545 | <div id="skpnational_com_au81"> |
| 546 | {{{1110.7071533203125, 817.29290771484375}, {1110.9998779296875, 817.58587646484375}, {1111, 818}}} |
| 547 | {{{1110.7071533203125, 817.29290771484375}, {1110.526180767307778, 817.1119214508684081}, {1110.276144384999725, 817}, {1110, 817}}} |
| 548 | {{{1110.7071533203125, 817.29290771484375}, {1110.888097894721341, 817.4738660071997174}, {1111, 817.7238677851287321}, {1111, 818}}} |
| 549 | {{{1110.7071533203125, 817.29290771484375}, {1110.4140625, 817.0001220703125}, {1110, 817}}} |
| 550 | </div> |
| 551 | |
| 552 | <div id="cubicOp85d"> |
| 553 | {{{1.0648664236068726, 2.9606373310089111}, {0.80208036362614099, 2.7936484180272374}, {0.49170560730211144, 2.2292640182552783}, {0, 1}}} |
| 554 | {{{1.0648664236068726, 2.9606373310089111}, {0.6261905430171294, 3.2248910899179175}, {0.38860045191888659, 2.9430022595944321}, {0, 1}}} |
| 555 | {{{1.0648664236068726, 2.9606373310089111}, {1.4282355765013004, 3.191542348791669}, {1.7006143409852195, 2.6626209548338378}, {2.2355968952178955, 2.0810616016387939}}} |
| 556 | {{{1.0648664236068726, 2.9606373310089111}, {1.3437142856601656, 2.7926622975690494}, {1.7038131304059798, 2.4040122748806132}, {2.2355968952178955, 2.0810616016387939}}} |
| 557 | </div> |
| 558 | |
| 559 | <div id="testQuads22"> |
| 560 | {{{0, 0}, {1.20000004768371582, 0.8000000119209289551}}} |
| 561 | {{{0, 0}, {2, 0}}} |
| 562 | {{{0, 0}, {0, 1}, {3, 2}}} |
| 563 | {{{0, 0}, {1, 1}}} |
| 564 | </div> |
| 565 | |
| 566 | <div id="cubicOp59d"> |
| 567 | {{{4, 1}, {4, 0.37698365082686142}, {4.3881493046286568, 2.4710128800004547}, {3.4716842174530029, 2.9292664527893066}}} |
| 568 | {{{4, 1}, {0, 1}}} |
| 569 | </div> |
| 570 | |
| 571 | <div id="findFirst1"> |
| 572 | {{{2.5767931938171387, 0.88524383306503296}, {2.4235948002142855, 0.88692501490384834}, {2.2328897699358898, 0.92237007668803672}, {2, 1}}} |
| 573 | {{{2.5767931938171387, 0.88524383306503296}, {1.6008643534817426, 1.1609015907463158}, {1.1200849961943122, 1.8138386966264941}, {0.75343161821365356, 2.7170474529266357}}} |
| 574 | {{{2.5767931938171387, 0.88524383306503296}, {4.0492746201577932, 0.86908498848619054}, {2.0567957107800288, 3.9721309710522448}, {0.75343161821365356, 2.7170474529266357}}} |
| 575 | {{{2.5767931938171387, 0.88524383306503296}, {3.3470152174198557, 0.66768936887879282}, {4.4256496583071421, 0.68512993166142844}, {6, 1}}} |
| 576 | {{{2.57679319, 0.885243833}, {5.15358639, 0.885243833}}} |
| 577 | </div> |
| 578 | |
| 579 | <div id="testQuads54"> |
| 580 | {{1.000,1.000}, {1.500,0.500}, {1.500,0.250}} |
| 581 | {{1.000,1.000}, {1.667,0.333}} |
| 582 | {{1.000,1.000}, {2.000,3.000}} |
| 583 | </div> |
| 584 | |
| 585 | <div id="testQuads45"> |
| 586 | {{{3, 3}, {3, 2.7999999523162842}, {2.880000114440918, 2.6400001049041748}}} |
| 587 | {{{3, 3}, {3, 2}, {2, 0}}} |
| 588 | {{{3, 3}, {2, 0}}} |
| 589 | {{{3, 3}, {2.880000114440918, 2.6400001049041748}}} |
| 590 | </div> |
| 591 | |
| 592 | <div id="testQuads59"> |
| 593 | {{{3, 1}, {3, 0}}} |
| 594 | {{{3, 1}, {2.6666667461395264, 0.66666668653488159}}} |
| 595 | {{{3, 1}, {2.8000003099441542, 1.1999996900558463}, {2.6800000667572021, 1.3600000143051147}}} |
| 596 | {{{3, 1}, {2.6666667461395264, 1.3333333730697632}}} |
| 597 | </div> |
| 598 | |
| 599 | <div id="skpcarrot_is24"> |
| 600 | {{{1020.08099, 672.161987}, {1020.08051, 651.450988}, {1011.68576, 632.700988}, {998.113511, 619.128738}}} |
| 601 | {{{1020.08099, 672.161987}, {1019.27607, 640.291301}, {998.113511, 619.128738}}} |
| 602 | {{{1020, 672}, {1020, 651.289307}, {1012.67767, 633.611633}, {998.03302, 618.96698}}} |
| 603 | {{{1020, 672}, {1020, 640.93396}, {998.03302, 618.96698}}} |
| 604 | </div> |
| 605 | |
| 606 | <div id="skpcarrot_is24a"> |
| 607 | {{{1020, 672}, {1020, 651.289307}, {1012.67767, 633.611633}, {998.03302, 618.96698}}} |
| 608 | {{{1020, 672}, {1020, 640.93396}, {998.03302, 618.96698}}} |
| 609 | </div> |
| 610 | |
| 611 | <div id="skpcarrot_is24b"> |
| 612 | {{{1020.08099, 672.161987}, {1020.08051, 651.450988}, {1011.68576, 632.700988}, {998.113511, 619.128738}}} |
| 613 | {{{1020.08099, 672.161987}, {1019.27607, 640.291301}, {998.113511, 619.128738}}} |
| 614 | </div> |
| 615 | |
| 616 | <div id="skpcarrot_is24c"> |
| 617 | {{{{1020.08099,672.161987}, {1020.08002,630.73999}, {986.502014,597.161987}, {945.080994,597.161987}}}, |
| 618 | {{{1020,672}, {1020,640.93396}, {998.03302,618.96698}}}, |
| 619 | </div> |
| 620 | |
| 621 | <div id="skpcarrot_is24d"> |
| 622 | {{{1020.08099, 672.161987}, {1019.27607, 640.291301}, {998.113511, 619.128738}}} |
| 623 | {{{1020, 672}, {1020, 640.93396}, {998.03302, 618.96698}}} |
| 624 | </div> |
| 625 | |
| 626 | <div id="skpcarrot_is24e"> |
| 627 | {{{{1020.08099,672.161987}, {1020.08002,630.73999}, {986.502014,597.161987}, {945.080994,597.161987}}}, |
| 628 | {{{1020.08099, 672.161987}, {1019.27607, 640.291301}, {998.113511, 619.128738}}} |
| 629 | {{{1020, 672}, {1020, 640.93396}, {998.03302, 618.96698}}} |
| 630 | </div> |
| 631 | |
| 632 | <div id="slop1"> |
| 633 | {{{-378.22698974609375, -987.8935546875}, {-47.53326416015625, 482.7139892578125}, {-626.4708251953125, -338.62969970703125}, {-847.94854736328125, -861.42230224609375}}} |
| 634 | {{{-378.61790442466736, -987.49146723747253}, {-282.51787429804051, -556.39065286764685}, {-278.55106873374694, -364.17984985308294}}} |
| 635 | {{{-305.5273847156202, -615.99979442705023}, {-305.04071954345704, -612.87932617187505}}} |
| 636 | </div> |
| 637 | |
| 638 | qT=0.98917687 cT=0.788725084 dist=312.188493 cross=-40759.4852 |
| 639 | <div id="slop2"> |
| 640 | {{{79.5137939,-249.867188}, {260.778931,-561.349854}, {343.375977,-472.657898}, {610.251465,97.8208008}}} |
| 641 | {{{312.993284,-406.178762}, {418.053808,-326.9483}, {610.036929,97.2408578}}} |
| 642 | {{{463.107827,-200.015424}, {602.008878,79.5702581}}} |
| 643 | </div> |
| 644 | |
| 645 | qT=0.0192863061 cT=0.241285225 dist=652.007881 cross=528435.665 |
| 646 | <div id="slop3"> |
| 647 | {{{-895.015015,-523.545288}, {223.166992,-999.644531}, {615.428711,-767.162109}, {605.479736,480.355713}}} |
| 648 | {{{-894.932414,-523.605499}, {-66.4040558,-889.938889}, {278.515212,-667.684158}}} |
| 649 | {{{-207.851881,-740.109296}, {-831.819002,-550.955104}}} |
| 650 | </div> |
| 651 | |
| 652 | qT=0.0245724525 cT=0.231316637 dist=407.103004 cross=-46286.5686 |
| 653 | <div id="slop4"> |
| 654 | {{{876.492798,-849.716187}, {519.430908,-288.374207}, {187.2771,314.324341}, {335.363403,533.086548}}} |
| 655 | {{{876.323133,-849.535824}, {594.868958,-415.229224}, {416.667192,-30.0277669}}} |
| 656 | {{{638.343827,-458.798274}, {849.023879,-807.14691}}} |
| 657 | </div> |
| 658 | |
| 659 | qT=0.000316393778 cT=0.248252634 dist=489.678412 cross=-57352.7653 |
| 660 | <div id="slop5"> |
| 661 | {{{876.492798,-849.716187}, {519.430908,-288.374207}, {187.2771,314.324341}, {335.363403,533.086548}}} |
| 662 | {{{876.147506,-849.184429}, {593.963775,-414.437342}, {416.842819,-30.3791618}}} |
| 663 | {{{622.139843,-430.512844}, {876.135915,-849.166571}}} |
| 664 | </div> |
| 665 | |
| 666 | qT=0.989562776 cT=0.760518485 dist=211.50589 cross=134901.42 |
| 667 | <div id="slop6"> |
| 668 | {{{876.492798,-849.716187}, {519.430908,-288.374207}, {187.2771,314.324341}, {335.363403,533.086548}}} |
| 669 | {{{416.141554,-30.4534414}, {237.846068,356.664216}, {335.719378,533.692585}}} |
| 670 | {{{305.345404,315.701195}, {331.440368,525.591152}}} |
| 671 | </div> |
| 672 | |
| 673 | qT=0.0978245708 cT=0.397465904 dist=959.737748 cross=158093.403 |
| 674 | <div id="slop7"> |
| 675 | {{{895.800171,-222.213013}, {-528.78833,526.47644}, {-967.299927,776.05603}, {-611.228027,319.934814}}} |
| 676 | {{{629.666617,-82.159942}, {-661.943328,620.81113}, {-723.44072,537.121833}}} |
| 677 | {{{-347.560585,421.003177}, {507.062151,-15.707855}}} |
| 678 | </div> |
| 679 | |
| 680 | qT=0.169803964 cT=0.389326872 dist=658.039939 cross=107865.424 |
| 681 | <div id="slop8"> |
| 682 | {{{895.800171,-222.213013}, {-528.78833,526.47644}, {-967.299927,776.05603}, {-611.228027,319.934814}}} |
| 683 | {{{629.536617,-81.7990275}, {-662.457623,620.485316}, {-723.31072,536.760918}}} |
| 684 | {{{-330.996421,413.091598}, {257.080063,117.824582}}} |
| 685 | </div> |
| 686 | |
| 687 | qT=0.0863836955 cT=0.387901231 dist=986.24777 cross=157348.113 |
| 688 | <div id="slop9"> |
| 689 | {{{895.800171,-222.213013}, {-528.78833,526.47644}, {-967.299927,776.05603}, {-611.228027,319.934814}}} |
| 690 | {{{629.248316,-81.8984216}, {-662.339696,620.351182}, {-723.022419,536.860313}}} |
| 691 | {{{-328.058099,411.68229}, {549.399512,-38.5985162}}} |
| 692 | </div> |
| 693 | |
| 694 | qT=0.175359403 cT=0.390420692 dist=640.051938 cross=105488.084 |
| 695 | <div id="slop10"> |
| 696 | {{{895.800171,-222.213013}, {-528.78833,526.47644}, {-967.299927,776.05603}, {-611.228027,319.934814}}} |
| 697 | {{{629.760605,-81.9577046}, {-661.301606,620.029216}, {-723.534707,536.919596}}} |
| 698 | {{{-333.243516,414.168229}, {238.961251,127.37878}}} |
| 699 | </div> |
| 700 | |
| 701 | qT=0.0986412358 cT=0.382365595 dist=921.951857 cross=145651.761 |
| 702 | <div id="slop11"> |
| 703 | {{{895.800171,-222.213013}, {-528.78833,526.47644}, {-967.299927,776.05603}, {-611.228027,319.934814}}} |
| 704 | {{{629.919588,-82.1841825}, {-662.488256,620.04494}, {-723.693691,537.146073}}} |
| 705 | {{{-316.541641,406.142013}, {504.067361,-14.0913644}}} |
| 706 | </div> |
| 707 | |
| 708 | qT=0.146746849 cT=0.391456086 dist=750.006927 cross=123679.094 |
| 709 | <div id="slop12"> |
| 710 | {{{895.800171,-222.213013}, {-528.78833,526.47644}, {-967.299927,776.05603}, {-611.228027,319.934814}}} |
| 711 | {{{629.712675,-82.0366321}, {-661.487948,620.191832}, {-723.486777,536.998523}}} |
| 712 | {{{-335.364605,415.183549}, {334.079508,77.0194322}}} |
| 713 | </div> |
| 714 | |
| 715 | qT=0.00196158131 cT=0.20357489 dist=466.080185 cross=241741.95 |
| 716 | <div id="slop13"> |
| 717 | {{{-627.671509,-359.277039}, {222.414551,-791.598328}, {390.603027,-581.903687}, {-21.7962036,560.33728}}} |
| 718 | {{{-627.675958,-359.282959}, {-52.012535,-659.029798}, {116.967835,-524.756101}}} |
| 719 | {{{-192.427848,-541.033993}, {-622.696937,-361.871356}}} |
| 720 | </div> |
| 721 | |
| 722 | qT=0.948725598 cT=0.744200608 dist=699.694313 cross=179509.878 |
| 723 | <div id="slop14"> |
| 724 | {{{-362.331848,427.292603}, {634.418701,-661.946533}, {438.438599,-626.147278}, {-893.060425,214.243408}}} |
| 725 | {{{259.978301,-393.549091}, {181.692599,-474.452437}, {-892.389834,213.689096}}} |
| 726 | {{{-95.1310032,-267.365579}, {-696.89984,89.6307768}}} |
| 727 | </div> |
| 728 | |
| 729 | qT=0.971677129 cT=0.755306143 dist=771.998962 cross=189468.817 |
| 730 | <div id="slop15"> |
| 731 | {{{-362.331848,427.292603}, {634.418701,-661.946533}, {438.438599,-626.147278}, {-893.060425,214.243408}}} |
| 732 | {{{259.662278,-393.355886}, {181.612843,-473.935297}, {-892.073812,213.495892}}} |
| 733 | {{{-120.438346,-253.451518}, {-782.461182,143.673352}}} |
| 734 | </div> |
| 735 | |
| 736 | qT=0.571797795 cT=0.773951562 dist=495.560209 cross=221091.889 |
| 737 | <div id="slop16"> |
| 738 | {{{447.192383,-883.210205}, {359.794678,-987.765808}, {755.427612,-754.328735}, {963.672119,746.545776}}} |
| 739 | {{{635.795655,-580.726915}, {810.704547,-228.491534}, {963.345162,745.921688}}} |
| 740 | {{{801.470356,-87.7105789}, {646.551495,-558.433498}}} |
| 741 | </div> |
| 742 | |
| 743 | qT=0.579236693 cT=0.782683167 dist=281.750564 cross=65125.1655 |
| 744 | <div id="slop17"> |
| 745 | {{{-931.259155,-883.589966}, {-485.682007,-615.793701}, {-68.5913696,-928.695923}, {431.499268,-810.584778}}} |
| 746 | {{{-177.087049,-804.265618}, {110.452267,-866.525236}, {430.718323,-810.414444}}} |
| 747 | {{{116.080189,-836.904702}, {-164.080748,-807.017753}}} |
| 748 | </div> |
| 749 | |
| 750 | qT=0.0102075348 cT=0.2448024 dist=855.408492 cross=463614.179 |
| 751 | <div id="slop18"> |
| 752 | {{{-867.011292,844.139282}, {-136.156799,-281.244263}, {583.27771,-926.761414}, {998.710205,6.19244385}}} |
| 753 | {{{-866.7221,843.65105}, {-308.756317,-34.8353977}, {183.843514,-346.222431}}} |
| 754 | {{{-336.612013,120.039627}, {-844.283739,808.5112}}} |
| 755 | </div> |
| 756 | |
| 757 | qT=0.473968306 cT=0.266805943 dist=567.851844 cross=-461509.104 |
| 758 | <div id="slop19"> |
| 759 | {{{-867.011292,844.139282}, {-136.156799,-281.244263}, {583.27771,-926.761414}, {998.710205,6.19244385}}} |
| 760 | {{{-867.218781,844.133445}, {-310.496711,-35.0458119}, {184.340195,-346.704825}}} |
| 761 | {{{-290.018097,66.7065093}, {132.536746,-312.639141}}} |
| 762 | </div> |
| 763 | |
| 764 | qT=0.0232589401 cT=0.241085469 dist=789.989464 cross=428119.544 |
| 765 | <div id="slop20"> |
| 766 | {{{-867.011292,844.139282}, {-136.156799,-281.244263}, {583.27771,-926.761414}, {998.710205,6.19244385}}} |
| 767 | {{{-866.942271,843.928587}, {-309.178151,-34.0018497}, {184.063685,-346.499968}}} |
| 768 | {{{-344.507162,129.265381}, {-815.30119,763.644082}}} |
| 769 | </div> |
| 770 | |
| 771 | <div id="skpnamecheap_405"> |
| 772 | {{{141.008835f, 837.9646f}, {141.235291f, 1109.05884f}}} |
| 773 | {{{141, 842}, {141.14502f, 1000}}} |
| 774 | {{{141.14502f, 1000}, {140, 1000}}} |
| 775 | </div> |
| 776 | |
| 777 | <div id="skpwww_dealnews_com_315"> |
| 778 | {{{969.87066650390625, 4279.810546875}, {967.7166748046875, 4260}}} |
| 779 | {{{969.87066650390625, 4279.810546875}, {969.866972698829386, 4279.809233889284769}, {969.88751220703125, 4279.81640625}}} |
| 780 | {{{969.87066650390625, 4279.810546875}, {970, 4281}}} |
| 781 | {{{969.87066650390625, 4279.810546875}, {968.9217161046863112, 4279.473236623693992}, {968.17156982421875, 4278.53564453125}}} |
| 782 | {{{969.8706626470486754, 4279.810469740555163}, {969.8790796016525064, 4279.813461598796493}, {969.88751220703125, 4279.81640625}}} |
| 783 | </div> |
| 784 | |
| 785 | <div id="skpwww_dealnews_com_315_a"> |
| 786 | {{{969.8706626470486754, 4279.810469740555163}, {969.8790796016525064, 4279.813461598796493}, {969.88751220703125, 4279.81640625}}} |
| 787 | {{{969.87066650390625, 4279.810546875}, {969.8790834585100811, 4279.81353873324133}}} |
| 788 | {{{969.88751220703125, 4279.81640625}, {969.8790796016525064, 4279.813461598796493}}} |
| 789 | </div> |
| 790 | |
| 791 | <div id="testQuads60"> |
| 792 | {{{2, 2}, {1.977731304590550021, 1.97773134708404541}, {1.95645439624786377, 1.95546269416809082}}} |
| 793 | {{{2, 2}, {2, 3}}} |
| 794 | {{{2, 2}, {2, 1.960000038146972656}}} |
| 795 | {{{2, 2}, {1.955341815948486328, 1.955341815948486328}}} |
| 796 | </div> |
| 797 | |
| 798 | <div id="testQuads60_a"> |
| 799 | {{{2, 0}, {1, 1}, {2, 2}}} |
| 800 | {{{2, 2}, {0, 0}}} |
| 801 | </div> |
| 802 | |
| 803 | <div id="testQuads60_b"> |
| 804 | {{2,1}, {0,2}, {3,2}}, |
| 805 | {{3,2}, {2,3}}, |
| 806 | {{2,3}, {2,1}}, |
| 807 | {{0,0}, {2,0}}, |
| 808 | {{2,0}, {1,1}, {2,2}}, |
| 809 | {{2,2}, {0,0}}, |
| 810 | </div> |
| 811 | |
| 812 | <div id="skpelpais_com_18"> |
| 813 | {{183,8507}, {552,8506.99023}}, |
| 814 | {{552,8506.99023}, {552,8508}}, |
| 815 | {{552,8508}, {183,8508}}, |
| 816 | {{183,8508}, {183,8507}}, |
| 817 | op intersect |
| 818 | {{183,8508}, {183,8506.99023}}, |
| 819 | {{183,8506.99023}, {552,8507}}, |
| 820 | {{552,8507}, {552,8508}}, |
| 821 | </div> |
| 822 | |
| 823 | <div id="skpwww_cityads_ru_249"> |
| 824 | {{{1000, 10.4003992f}, {1000, 13.3527431f}}} |
| 825 | {{{1000, 13.3527431f}, {999.917603f, 13.2607508f}, {999.82843f, 13.1715727f}}} |
| 826 | {{{1000, 13}, {999.969971f, 37.0299988f}}} |
| 827 | </div> |
| 828 | |
commit-bot@chromium.org | 8cb1daa | 2014-04-25 12:59:11 +0000 | [diff] [blame] | 829 | <div id="skpwww_maturesupertube_com_21"> |
| 830 | {{{{3.87867975f, 11831.8789f}, {4.7573595f, 11831}, {6, 11831}}}, |
| 831 | {{{2, 11830}, {4.5f, 11832.5f}}}}, |
| 832 | </div> |
| 833 | |
| 834 | <div id="loop1"> |
| 835 | {{1, 4, 2, 6, 0, 5, 4.5f, 4.33333302f |
| 836 | {{2, 6, 0, 5, 4.5f, 4.33333302f, 1, 4 |
| 837 | {{{3, 5}, {2.33333325f, 4.33333349f}, {3.83333325f, 3.83333349f}, {2, 4}}} |
| 838 | {{{2, 4}, {3, 5}, {2.33333325f, 4.33333349f}, {3.83333325f, 3.83333349f}}} |
| 839 | </div> |
| 840 | |
| 841 | <div id="serp1"> |
| 842 | {{{0.55431359440952721, 2.1086271888190544}, {0.1588954256872922, 2.3078315988141811}, {0.57446808656344528, 2.1489361731268914}, {0, 1}}} |
| 843 | {{{0.55431359440952721, 2.1086271888190544}, {0.1588954256872922, 2.3078315988141811}, {0.57446808656344528, 2.1489361731268914}, {0, 1}}} |
| 844 | </div> |
| 845 | <div id="serp2"> |
| 846 | {{{4.0946656649135988, 3.283996994740797}, {4.1983471074380168, 2.1074380165289259}, {4.5454545454545459, 1.3636363636363635}, {4, 3}}} |
| 847 | {{{4.0946656649135988, 3.283996994740797}, {4.1983471074380168, 2.1074380165289259}, {4.5454545454545459, 1.3636363636363635}, {4, 3}}} |
| 848 | </div> |
| 849 | <div id="serp3"> |
| 850 | {{{2.2015477442471254, 1.1371488033013577}, {2.3167674423028526, 0.68323255769714741}, {2.4076432497431028, 0.59235675025689716}, {2, 1}}} |
| 851 | {{{2.2015477442471254, 1.1371488033013577}, {2.3167674423028526, 0.68323255769714741}, {2.4076432497431028, 0.59235675025689716}, {2, 1}}} |
| 852 | </div> |
| 853 | |
| 854 | <div id="skpwww_seopack_blogspot_com_2153"> |
| 855 | {{{924, 245.472672f}, {1143, 247}}} |
| 856 | {{{1000, 246}, {927.340759f, 245.505722f}}} |
| 857 | {{{999.892212f, 246}, {927.340759f, 245.505722f}}} |
| 858 | </div> |
| 859 | |
| 860 | <div id="self1"> |
| 861 | {{{2, 3}, {0, 4}, {3, 2}, {5, 3}}} |
| 862 | {{{2, 3}, {0, 4}, {3, 2}, {5, 3}}} |
| 863 | </div> |
| 864 | |
| 865 | <div id="skpwww_pindosiya_com_99"> |
| 866 | {{{901.0869140625, 547}, {899, 556}}} |
| 867 | {{{900.0235595703125, 551.60284423828125}, {900.06072998046875, 551.29705810546875}, {900.15655517578125, 551.0157470703125}}} |
| 868 | </div> |
| 869 | |
commit-bot@chromium.org | 2db7fe7 | 2014-05-07 15:31:40 +0000 | [diff] [blame] | 870 | <div id="cubicLineMiss1"> |
| 871 | {{{-634.60540771484375, -481.262939453125}, {266.2696533203125, -752.70867919921875}, {-751.8370361328125, -317.37921142578125}, {-969.7427978515625, 824.7255859375}}} |
| 872 | {{{-287.9506133720805678, -557.1376476615772617}, {-285.9506133720805678, -557.1376476615772617}}} |
| 873 | </div> |
| 874 | |
| 875 | <div id="cubicLineMiss2"> |
| 876 | {{{-818.4456787109375, 248.218017578125}, {944.18505859375, -252.2330322265625}, {957.3946533203125, -45.43280029296875}, {-591.766357421875, 868.6187744140625}}} |
| 877 | {{{435.1963493079119871, -16.42683763243891093}, {437.1963493079119871, -16.42683763243891093}}} |
| 878 | </div> |
| 879 | |
| 880 | <div id="cubicLineMiss3"> |
| 881 | {{{-818.4456787109375, 248.218017578125}, {944.18505859375, -252.2330322265625}, {957.3946533203125, -45.43280029296875}, {-591.766357421875, 868.6187744140625}}} |
| 882 | {{{397.5007682490800676, -17.35020084021140008}, {399.5007682490800676, -17.35020084021140008}}} |
| 883 | </div> |
| 884 | |
| 885 | <div id="cubicLineMiss4"> |
| 886 | {{{-652.660888671875, -384.6475830078125}, {-551.7723388671875, -925.5025634765625}, {-321.06658935546875, -813.10345458984375}, {142.6982421875, -47.4503173828125}}} |
| 887 | {{{-478.4372049758064236, -717.868282575075682}, {-476.4372049758064236, -717.868282575075682}}} |
| 888 | </div> |
| 889 | |
| 890 | <div id="cubicLineErr1"> |
| 891 | {{{-954.4322509765625, 827.2216796875}, {-420.24017333984375, -7.80560302734375}, {799.134765625, -971.4295654296875}, {-556.23486328125, 344.400146484375}}} |
| 892 | |
| 893 | {{{58.57411390280688579, -302.8879316712078662}, {60.57411390280688579, -302.8879316712078662}}} |
| 894 | </div> |
| 895 | |
| 896 | <div id="cubicLineErr2"> |
| 897 | {{{-634.60540771484375, -481.262939453125}, {266.2696533203125, -752.70867919921875}, {-751.8370361328125, -317.37921142578125}, {-969.7427978515625, 824.7255859375}}} |
| 898 | {{{-287.95061337208057, -557.13764766157726}, {-285.95061337208057, -557.13764766157726}}} |
| 899 | {{{-308.65463091760211, -549.4520029924679} -308.65463091760211, -569.4520029924679 |
| 900 | </div> |
| 901 | |
| 902 | |
commit-bot@chromium.org | 4431e77 | 2014-04-14 17:08:59 +0000 | [diff] [blame] | 903 | </div> |
| 904 | |
| 905 | <script type="text/javascript"> |
| 906 | |
| 907 | var testDivs = [ |
commit-bot@chromium.org | 2db7fe7 | 2014-05-07 15:31:40 +0000 | [diff] [blame] | 908 | cubicLineErr2, |
| 909 | cubicLineErr1, |
| 910 | cubicLineMiss1, |
| 911 | cubicLineMiss2, |
| 912 | cubicLineMiss3, |
| 913 | cubicLineMiss4, |
commit-bot@chromium.org | 8cb1daa | 2014-04-25 12:59:11 +0000 | [diff] [blame] | 914 | skpwww_pindosiya_com_99, |
| 915 | self1, |
| 916 | skpwww_seopack_blogspot_com_2153, |
| 917 | serp1, |
| 918 | serp2, |
| 919 | serp3, |
| 920 | loop1, |
| 921 | skpwww_maturesupertube_com_21, |
commit-bot@chromium.org | 4431e77 | 2014-04-14 17:08:59 +0000 | [diff] [blame] | 922 | skpwww_cityads_ru_249, |
| 923 | skpelpais_com_18, |
| 924 | testQuads60_b, |
| 925 | testQuads60_a, |
| 926 | testQuads60, |
| 927 | skpwww_dealnews_com_315_a, |
| 928 | skpwww_dealnews_com_315, |
| 929 | skpnamecheap_405, |
| 930 | slop1, |
| 931 | slop2, |
| 932 | slop3, |
| 933 | slop4, |
| 934 | slop5, |
| 935 | slop6, |
| 936 | slop7, |
| 937 | slop8, |
| 938 | slop9, |
| 939 | slop10, |
| 940 | slop11, |
| 941 | slop12, |
| 942 | slop13, |
| 943 | slop14, |
| 944 | slop15, |
| 945 | slop16, |
| 946 | slop17, |
| 947 | slop18, |
| 948 | slop19, |
| 949 | slop20, |
| 950 | skpcarrot_is24e, |
| 951 | skpcarrot_is24d, |
| 952 | skpcarrot_is24c, |
| 953 | skpcarrot_is24b, |
| 954 | skpcarrot_is24a, |
| 955 | skpcarrot_is24, |
| 956 | testQuads59, |
| 957 | testQuads45, |
| 958 | testQuads54, |
| 959 | findFirst1, |
| 960 | cubicOp59d, |
| 961 | testQuads22, |
| 962 | cubicOp85d, |
| 963 | cubicOp104, |
| 964 | skpnational_com_au81, |
| 965 | cubicOp35d, |
| 966 | testQuad23, |
| 967 | testQuad22, |
| 968 | testQuad21, |
| 969 | testQuad15, |
| 970 | testQuadratic56, |
| 971 | xop1i, |
| 972 | xOp2i, |
| 973 | xop1u, |
| 974 | skpwww_joomla_org_23, |
| 975 | cubicOp109, |
| 976 | cubicOp106, |
| 977 | cubicOp105, |
| 978 | carpetplanet1, |
| 979 | eldorado1, |
| 980 | cubicOp25i, |
| 981 | cubicOp7d, |
| 982 | simplifyQuadratic27, |
| 983 | simplifyQuadratic56a, |
| 984 | simplifyQuadratic56, |
| 985 | quadratic58again, |
| 986 | simplifyQuadratic58a, |
| 987 | simplifyQuadratic58, |
| 988 | simplifyQuadratic36, |
| 989 | quad89987, |
| 990 | quad8741, |
| 991 | quad8b, |
| 992 | quad8a, |
| 993 | quad208, |
| 994 | quad67242, |
| 995 | quad37226, |
| 996 | quad35237, |
| 997 | quad108, |
| 998 | quad212, |
| 999 | quad3160, |
| 1000 | quad640, |
| 1001 | quad206, |
| 1002 | quad136, |
| 1003 | quad113, |
| 1004 | quad999, |
| 1005 | quad0, |
| 1006 | quad179, |
| 1007 | quad4a, |
| 1008 | quad94, |
| 1009 | quad77, |
| 1010 | quad22a, |
| 1011 | quad14a, |
| 1012 | quad809, |
| 1013 | quad653, |
| 1014 | quad584, |
| 1015 | quad413, |
| 1016 | quad379, |
| 1017 | quad159, |
| 1018 | quad232, |
| 1019 | quad40, |
| 1020 | quad39, |
| 1021 | quad38, |
| 1022 | quad37, |
| 1023 | quad36, |
| 1024 | quad35, |
| 1025 | quad34, |
| 1026 | quad33, |
| 1027 | quad32, |
| 1028 | quad31, |
| 1029 | quad30, |
| 1030 | quad29, |
| 1031 | quad28, |
| 1032 | quad27, |
| 1033 | quad26, |
| 1034 | quad25, |
| 1035 | quad24, |
| 1036 | quad23, |
| 1037 | quad22, |
| 1038 | quad21, |
| 1039 | quad20, |
| 1040 | quad19, |
| 1041 | quad18, |
| 1042 | quad17, |
| 1043 | quad16, |
| 1044 | quad15, |
| 1045 | quad14, |
| 1046 | quad13, |
| 1047 | quad12, |
| 1048 | quad11, |
| 1049 | cubic2, |
| 1050 | cubic1, |
| 1051 | quad1, |
| 1052 | quad2, |
| 1053 | quad3, |
| 1054 | quad4, |
| 1055 | quad5, |
| 1056 | quad6, |
| 1057 | quad7, |
| 1058 | quad8, |
| 1059 | quad9, |
| 1060 | quad10, |
| 1061 | ]; |
| 1062 | |
| 1063 | var tests = []; |
| 1064 | var testTitles = []; |
| 1065 | var testIndex = 0; |
| 1066 | var ctx; |
| 1067 | var subscale = 1; |
| 1068 | var xmin, xmax, ymin, ymax; |
| 1069 | var scale; |
| 1070 | var initScale; |
| 1071 | var mouseX, mouseY; |
| 1072 | var mouseDown = false; |
| 1073 | var srcLeft, srcTop; |
| 1074 | var screenWidth, screenHeight; |
| 1075 | var drawnPts; |
| 1076 | var curveT = 0; |
| 1077 | |
| 1078 | var lastX, lastY; |
| 1079 | var activeCurve = []; |
| 1080 | var activePt; |
| 1081 | |
| 1082 | var decimal_places = 3; |
| 1083 | |
| 1084 | var draw_t = false; |
| 1085 | var draw_closest_t = false; |
| 1086 | var draw_derivative = false; |
| 1087 | var draw_endpoints = true; |
| 1088 | var draw_midpoint = 0; |
| 1089 | var draw_mouse_xy = false; |
| 1090 | var draw_order = false; |
| 1091 | var draw_point_xy = false; |
| 1092 | var draw_ray_intersect = false; |
| 1093 | var draw_quarterpoint = 0; |
| 1094 | var draw_tangents = 1; |
| 1095 | var draw_sortpoint = 0; |
| 1096 | var retina_scale = !!window.devicePixelRatio; |
| 1097 | |
| 1098 | function parse(test, title) { |
| 1099 | var curveStrs = test.split("{{"); |
| 1100 | var pattern = /-?\d+\.*\d*e?-?\d*/g; |
| 1101 | var curves = []; |
| 1102 | for (var c in curveStrs) { |
| 1103 | var curveStr = curveStrs[c]; |
| 1104 | var points = curveStr.match(pattern); |
| 1105 | var pts = []; |
| 1106 | for (var wd in points) { |
| 1107 | var num = parseFloat(points[wd]); |
| 1108 | if (isNaN(num)) continue; |
| 1109 | pts.push(num); |
| 1110 | } |
| 1111 | if (pts.length > 2) |
| 1112 | curves.push(pts); |
| 1113 | } |
| 1114 | if (curves.length >= 1) { |
| 1115 | tests.push(curves); |
| 1116 | testTitles.push(title); |
| 1117 | } |
| 1118 | } |
| 1119 | |
| 1120 | function init(test) { |
| 1121 | var canvas = document.getElementById('canvas'); |
| 1122 | if (!canvas.getContext) return; |
| 1123 | ctx = canvas.getContext('2d'); |
| 1124 | var resScale = retina_scale && window.devicePixelRatio ? window.devicePixelRatio : 1; |
| 1125 | var unscaledWidth = window.innerWidth - 20; |
| 1126 | var unscaledHeight = window.innerHeight - 20; |
| 1127 | screenWidth = unscaledWidth; |
| 1128 | screenHeight = unscaledHeight; |
| 1129 | canvas.width = unscaledWidth * resScale; |
| 1130 | canvas.height = unscaledHeight * resScale; |
| 1131 | canvas.style.width = unscaledWidth + 'px'; |
| 1132 | canvas.style.height = unscaledHeight + 'px'; |
| 1133 | if (resScale != 1) { |
| 1134 | ctx.scale(resScale, resScale); |
| 1135 | } |
| 1136 | xmin = Infinity; |
| 1137 | xmax = -Infinity; |
| 1138 | ymin = Infinity; |
| 1139 | ymax = -Infinity; |
| 1140 | for (var curves in test) { |
| 1141 | var curve = test[curves]; |
| 1142 | var last = curve.length; |
| 1143 | for (var idx = 0; idx < last; idx += 2) { |
| 1144 | xmin = Math.min(xmin, curve[idx]); |
| 1145 | xmax = Math.max(xmax, curve[idx]); |
| 1146 | ymin = Math.min(ymin, curve[idx + 1]); |
| 1147 | ymax = Math.max(ymax, curve[idx + 1]); |
| 1148 | } |
| 1149 | } |
| 1150 | xmin -= 1; |
| 1151 | var testW = xmax - xmin; |
| 1152 | var testH = ymax - ymin; |
| 1153 | subscale = 1; |
| 1154 | while (testW * subscale < 0.1 && testH * subscale < 0.1) { |
| 1155 | subscale *= 10; |
| 1156 | } |
| 1157 | while (testW * subscale > 10 && testH * subscale > 10) { |
| 1158 | subscale /= 10; |
| 1159 | } |
| 1160 | setScale(xmin, xmax, ymin, ymax); |
| 1161 | mouseX = (screenWidth / 2) / scale + srcLeft; |
| 1162 | mouseY = (screenHeight / 2) / scale + srcTop; |
| 1163 | initScale = scale; |
| 1164 | } |
| 1165 | |
| 1166 | function setScale(x0, x1, y0, y1) { |
| 1167 | var srcWidth = x1 - x0; |
| 1168 | var srcHeight = y1 - y0; |
| 1169 | var usableWidth = screenWidth; |
| 1170 | var xDigits = Math.ceil(Math.log(Math.abs(xmax)) / Math.log(10)); |
| 1171 | var yDigits = Math.ceil(Math.log(Math.abs(ymax)) / Math.log(10)); |
| 1172 | usableWidth -= (xDigits + yDigits) * 10; |
| 1173 | usableWidth -= decimal_places * 10; |
| 1174 | var hscale = usableWidth / srcWidth; |
| 1175 | var vscale = screenHeight / srcHeight; |
| 1176 | scale = Math.min(hscale, vscale); |
| 1177 | var invScale = 1 / scale; |
| 1178 | var sxmin = x0 - invScale * 5; |
| 1179 | var symin = y0 - invScale * 10; |
| 1180 | var sxmax = x1 + invScale * (6 * decimal_places + 10); |
| 1181 | var symax = y1 + invScale * 10; |
| 1182 | srcWidth = sxmax - sxmin; |
| 1183 | srcHeight = symax - symin; |
| 1184 | hscale = usableWidth / srcWidth; |
| 1185 | vscale = screenHeight / srcHeight; |
| 1186 | scale = Math.min(hscale, vscale); |
| 1187 | srcLeft = sxmin; |
| 1188 | srcTop = symin; |
| 1189 | } |
| 1190 | |
| 1191 | function dxy_at_t(curve, t) { |
| 1192 | var dxy = {}; |
| 1193 | if (curve.length == 6) { |
| 1194 | var a = t - 1; |
| 1195 | var b = 1 - 2 * t; |
| 1196 | var c = t; |
| 1197 | dxy.x = a * curve[0] + b * curve[2] + c * curve[4]; |
| 1198 | dxy.y = a * curve[1] + b * curve[3] + c * curve[5]; |
| 1199 | } else if (curve.length == 8) { |
| 1200 | var one_t = 1 - t; |
| 1201 | var a = curve[0]; |
| 1202 | var b = curve[2]; |
| 1203 | var c = curve[4]; |
| 1204 | var d = curve[6]; |
| 1205 | dxy.x = 3 * ((b - a) * one_t * one_t + 2 * (c - b) * t * one_t + (d - c) * t * t); |
| 1206 | a = curve[1]; |
| 1207 | b = curve[3]; |
| 1208 | c = curve[5]; |
| 1209 | d = curve[7]; |
| 1210 | dxy.y = 3 * ((b - a) * one_t * one_t + 2 * (c - b) * t * one_t + (d - c) * t * t); |
| 1211 | } |
| 1212 | return dxy; |
| 1213 | } |
| 1214 | |
| 1215 | var flt_epsilon = 1.19209290E-07; |
| 1216 | |
| 1217 | function approximately_zero(A) { |
| 1218 | return Math.abs(A) < flt_epsilon; |
| 1219 | } |
| 1220 | |
| 1221 | function approximately_zero_inverse(A) { |
| 1222 | return Math.abs(A) > (1 / flt_epsilon); |
| 1223 | } |
| 1224 | |
| 1225 | function quad_real_roots(A, B, C) { |
| 1226 | var s = []; |
| 1227 | var p = B / (2 * A); |
| 1228 | var q = C / A; |
| 1229 | if (approximately_zero(A) && (approximately_zero_inverse(p) |
| 1230 | || approximately_zero_inverse(q))) { |
| 1231 | if (approximately_zero(B)) { |
| 1232 | if (C == 0) { |
| 1233 | s[0] = 0; |
| 1234 | } |
| 1235 | return s; |
| 1236 | } |
| 1237 | s[0] = -C / B; |
| 1238 | return s; |
| 1239 | } |
| 1240 | /* normal form: x^2 + px + q = 0 */ |
| 1241 | var p2 = p * p; |
| 1242 | if (!approximately_zero(p2 - q) && p2 < q) { |
| 1243 | return s; |
| 1244 | } |
| 1245 | var sqrt_D = 0; |
| 1246 | if (p2 > q) { |
| 1247 | sqrt_D = Math.sqrt(p2 - q); |
| 1248 | } |
| 1249 | s[0] = sqrt_D - p; |
| 1250 | var flip = -sqrt_D - p; |
| 1251 | if (!approximately_zero(s[0] - flip)) { |
| 1252 | s[1] = flip; |
| 1253 | } |
| 1254 | return s; |
| 1255 | } |
| 1256 | |
| 1257 | function cubic_real_roots(A, B, C, D) { |
| 1258 | if (approximately_zero(A)) { // we're just a quadratic |
| 1259 | return quad_real_roots(B, C, D); |
| 1260 | } |
| 1261 | if (approximately_zero(D)) { // 0 is one root |
| 1262 | var s = quad_real_roots(A, B, C); |
| 1263 | for (var i = 0; i < s.length; ++i) { |
| 1264 | if (approximately_zero(s[i])) { |
| 1265 | return s; |
| 1266 | } |
| 1267 | } |
| 1268 | s.push(0); |
| 1269 | return s; |
| 1270 | } |
| 1271 | if (approximately_zero(A + B + C + D)) { // 1 is one root |
| 1272 | var s = quad_real_roots(A, A + B, -D); |
| 1273 | for (var i = 0; i < s.length; ++i) { |
| 1274 | if (approximately_zero(s[i] - 1)) { |
| 1275 | return s; |
| 1276 | } |
| 1277 | } |
| 1278 | s.push(1); |
| 1279 | return s; |
| 1280 | } |
| 1281 | var a, b, c; |
| 1282 | var invA = 1 / A; |
| 1283 | a = B * invA; |
| 1284 | b = C * invA; |
| 1285 | c = D * invA; |
| 1286 | var a2 = a * a; |
| 1287 | var Q = (a2 - b * 3) / 9; |
| 1288 | var R = (2 * a2 * a - 9 * a * b + 27 * c) / 54; |
| 1289 | var R2 = R * R; |
| 1290 | var Q3 = Q * Q * Q; |
| 1291 | var R2MinusQ3 = R2 - Q3; |
| 1292 | var adiv3 = a / 3; |
| 1293 | var r; |
| 1294 | var roots = []; |
| 1295 | if (R2MinusQ3 < 0) { // we have 3 real roots |
| 1296 | var theta = Math.acos(R / Math.sqrt(Q3)); |
| 1297 | var neg2RootQ = -2 * Math.sqrt(Q); |
| 1298 | r = neg2RootQ * Math.cos(theta / 3) - adiv3; |
| 1299 | roots.push(r); |
| 1300 | r = neg2RootQ * Math.cos((theta + 2 * Math.PI) / 3) - adiv3; |
| 1301 | if (!approximately_zero(roots[0] - r)) { |
| 1302 | roots.push(r); |
| 1303 | } |
| 1304 | r = neg2RootQ * Math.cos((theta - 2 * Math.PI) / 3) - adiv3; |
| 1305 | if (!approximately_zero(roots[0] - r) && (roots.length == 1 |
| 1306 | || !approximately_zero(roots[1] - r))) { |
| 1307 | roots.push(r); |
| 1308 | } |
| 1309 | } else { // we have 1 real root |
| 1310 | var sqrtR2MinusQ3 = Math.sqrt(R2MinusQ3); |
| 1311 | var A = Math.abs(R) + sqrtR2MinusQ3; |
| 1312 | A = Math.pow(A, 1/3); |
| 1313 | if (R > 0) { |
| 1314 | A = -A; |
| 1315 | } |
| 1316 | if (A != 0) { |
| 1317 | A += Q / A; |
| 1318 | } |
| 1319 | r = A - adiv3; |
| 1320 | roots.push(r); |
| 1321 | if (approximately_zero(R2 - Q3)) { |
| 1322 | r = -A / 2 - adiv3; |
| 1323 | if (!approximately_zero(s[0] - r)) { |
| 1324 | roots.push(r); |
| 1325 | } |
| 1326 | } |
| 1327 | } |
| 1328 | return roots; |
| 1329 | } |
| 1330 | |
| 1331 | function approximately_zero_or_more(tValue) { |
| 1332 | return tValue >= -flt_epsilon; |
| 1333 | } |
| 1334 | |
| 1335 | function approximately_one_or_less(tValue) { |
| 1336 | return tValue <= 1 + flt_epsilon; |
| 1337 | } |
| 1338 | |
| 1339 | function approximately_less_than_zero(tValue) { |
| 1340 | return tValue < flt_epsilon; |
| 1341 | } |
| 1342 | |
| 1343 | function approximately_greater_than_one(tValue) { |
| 1344 | return tValue > 1 - flt_epsilon; |
| 1345 | } |
| 1346 | |
| 1347 | function add_valid_ts(s) { |
| 1348 | var t = []; |
| 1349 | nextRoot: |
| 1350 | for (var index = 0; index < s.length; ++index) { |
| 1351 | var tValue = s[index]; |
| 1352 | if (approximately_zero_or_more(tValue) && approximately_one_or_less(tValue)) { |
| 1353 | if (approximately_less_than_zero(tValue)) { |
| 1354 | tValue = 0; |
| 1355 | } else if (approximately_greater_than_one(tValue)) { |
| 1356 | tValue = 1; |
| 1357 | } |
| 1358 | for (var idx2 = 0; idx2 < t.length; ++idx2) { |
| 1359 | if (approximately_zero(t[idx2] - tValue)) { |
| 1360 | continue nextRoot; |
| 1361 | } |
| 1362 | } |
| 1363 | t.push(tValue); |
| 1364 | } |
| 1365 | } |
| 1366 | return t; |
| 1367 | } |
| 1368 | |
| 1369 | function quad_roots(A, B, C) { |
| 1370 | var s = quad_real_roots(A, B, C); |
| 1371 | var foundRoots = add_valid_ts(s); |
| 1372 | return foundRoots; |
| 1373 | } |
| 1374 | |
| 1375 | function cubic_roots(A, B, C, D) { |
| 1376 | var s = cubic_real_roots(A, B, C, D); |
| 1377 | var foundRoots = add_valid_ts(s); |
| 1378 | return foundRoots; |
| 1379 | } |
| 1380 | |
| 1381 | function ray_curve_intersect(startPt, endPt, curve) { |
| 1382 | var adj = endPt[0] - startPt[0]; |
| 1383 | var opp = endPt[1] - startPt[1]; |
| 1384 | var r = []; |
| 1385 | for (var n = 0; n < curve.length / 2; ++n) { |
| 1386 | r[n] = (curve[n * 2 + 1] - startPt[1]) * adj - (curve[n * 2] - startPt[0]) * opp; |
| 1387 | } |
| 1388 | if (curve.length == 6) { |
| 1389 | var A = r[2]; |
| 1390 | var B = r[1]; |
| 1391 | var C = r[0]; |
| 1392 | A += C - 2 * B; // A = a - 2*b + c |
| 1393 | B -= C; // B = -(b - c) |
| 1394 | return quad_roots(A, 2 * B, C); |
| 1395 | } |
| 1396 | var A = r[3]; // d |
| 1397 | var B = r[2] * 3; // 3*c |
| 1398 | var C = r[1] * 3; // 3*b |
| 1399 | var D = r[0]; // a |
| 1400 | A -= D - C + B; // A = -a + 3*b - 3*c + d |
| 1401 | B += 3 * D - 2 * C; // B = 3*a - 6*b + 3*c |
| 1402 | C -= 3 * D; // C = -3*a + 3*b |
| 1403 | return cubic_roots(A, B, C, D); |
| 1404 | } |
| 1405 | |
| 1406 | function x_at_t(curve, t) { |
| 1407 | var one_t = 1 - t; |
| 1408 | if (curve.length == 4) { |
| 1409 | return one_t * curve[0] + t * curve[2]; |
| 1410 | } |
| 1411 | var one_t2 = one_t * one_t; |
| 1412 | var t2 = t * t; |
| 1413 | if (curve.length == 6) { |
| 1414 | return one_t2 * curve[0] + 2 * one_t * t * curve[2] + t2 * curve[4]; |
| 1415 | } |
| 1416 | var a = one_t2 * one_t; |
| 1417 | var b = 3 * one_t2 * t; |
| 1418 | var c = 3 * one_t * t2; |
| 1419 | var d = t2 * t; |
| 1420 | return a * curve[0] + b * curve[2] + c * curve[4] + d * curve[6]; |
| 1421 | } |
| 1422 | |
| 1423 | function y_at_t(curve, t) { |
| 1424 | var one_t = 1 - t; |
| 1425 | if (curve.length == 4) { |
| 1426 | return one_t * curve[1] + t * curve[3]; |
| 1427 | } |
| 1428 | var one_t2 = one_t * one_t; |
| 1429 | var t2 = t * t; |
| 1430 | if (curve.length == 6) { |
| 1431 | return one_t2 * curve[1] + 2 * one_t * t * curve[3] + t2 * curve[5]; |
| 1432 | } |
| 1433 | var a = one_t2 * one_t; |
| 1434 | var b = 3 * one_t2 * t; |
| 1435 | var c = 3 * one_t * t2; |
| 1436 | var d = t2 * t; |
| 1437 | return a * curve[1] + b * curve[3] + c * curve[5] + d * curve[7]; |
| 1438 | } |
| 1439 | |
| 1440 | function drawPointAtT(curve) { |
| 1441 | var x = x_at_t(curve, curveT); |
| 1442 | var y = y_at_t(curve, curveT); |
| 1443 | drawPoint(x, y); |
| 1444 | } |
| 1445 | |
| 1446 | function drawLine(x1, y1, x2, y2) { |
| 1447 | ctx.beginPath(); |
| 1448 | ctx.moveTo((x1 - srcLeft) * scale, |
| 1449 | (y1 - srcTop) * scale); |
| 1450 | ctx.lineTo((x2 - srcLeft) * scale, |
| 1451 | (y2 - srcTop) * scale); |
| 1452 | ctx.stroke(); |
| 1453 | } |
| 1454 | |
| 1455 | function drawPoint(px, py) { |
| 1456 | for (var pts = 0; pts < drawnPts.length; pts += 2) { |
| 1457 | var x = drawnPts[pts]; |
| 1458 | var y = drawnPts[pts + 1]; |
| 1459 | if (px == x && py == y) { |
| 1460 | return; |
| 1461 | } |
| 1462 | } |
| 1463 | drawnPts.push(px); |
| 1464 | drawnPts.push(py); |
| 1465 | var _px = (px - srcLeft) * scale; |
| 1466 | var _py = (py - srcTop) * scale; |
| 1467 | ctx.beginPath(); |
| 1468 | ctx.arc(_px, _py, 3, 0, Math.PI * 2, true); |
| 1469 | ctx.closePath(); |
| 1470 | ctx.stroke(); |
| 1471 | if (draw_point_xy) { |
| 1472 | var label = px.toFixed(decimal_places) + ", " + py.toFixed(decimal_places); |
| 1473 | ctx.font = "normal 10px Arial"; |
| 1474 | ctx.textAlign = "left"; |
| 1475 | ctx.fillStyle = "black"; |
| 1476 | ctx.fillText(label, _px + 5, _py); |
| 1477 | } |
| 1478 | } |
| 1479 | |
| 1480 | function drawPointSolid(px, py) { |
| 1481 | drawPoint(px, py); |
| 1482 | ctx.fillStyle = "rgba(0,0,0, 0.4)"; |
| 1483 | ctx.fill(); |
| 1484 | } |
| 1485 | |
| 1486 | function crossPt(origin, pt1, pt2) { |
| 1487 | return ((pt1[0] - origin[0]) * (pt2[1] - origin[1]) |
| 1488 | - (pt1[1] - origin[1]) * (pt2[0] - origin[0])) > 0 ? 0 : 1; |
| 1489 | } |
| 1490 | |
| 1491 | // may not work well for cubics |
| 1492 | function curveClosestT(curve, x, y) { |
| 1493 | var closest = -1; |
| 1494 | var closestDist = Infinity; |
| 1495 | var l = Infinity, t = Infinity, r = -Infinity, b = -Infinity; |
| 1496 | for (var i = 0; i < 16; ++i) { |
| 1497 | var testX = x_at_t(curve, i / 16); |
| 1498 | l = Math.min(testX, l); |
| 1499 | r = Math.max(testX, r); |
| 1500 | var testY = y_at_t(curve, i / 16); |
| 1501 | t = Math.min(testY, t); |
| 1502 | b = Math.max(testY, b); |
| 1503 | var dx = testX - x; |
| 1504 | var dy = testY - y; |
| 1505 | var dist = dx * dx + dy * dy; |
| 1506 | if (closestDist > dist) { |
| 1507 | closestDist = dist; |
| 1508 | closest = i; |
| 1509 | } |
| 1510 | } |
| 1511 | var boundsX = r - l; |
| 1512 | var boundsY = b - t; |
| 1513 | var boundsDist = boundsX * boundsX + boundsY * boundsY; |
| 1514 | if (closestDist > boundsDist) { |
| 1515 | return -1; |
| 1516 | } |
| 1517 | console.log("closestDist = " + closestDist + " boundsDist = " + boundsDist |
| 1518 | + " t = " + closest / 16); |
| 1519 | return closest / 16; |
| 1520 | } |
| 1521 | |
| 1522 | function draw(test, title) { |
| 1523 | ctx.font = "normal 50px Arial"; |
| 1524 | ctx.textAlign = "left"; |
| 1525 | ctx.fillStyle = "rgba(0,0,0, 0.1)"; |
| 1526 | ctx.fillText(title, 50, 50); |
| 1527 | ctx.font = "normal 10px Arial"; |
| 1528 | // ctx.lineWidth = "1.001"; "0.999"; |
| 1529 | var hullStarts = []; |
| 1530 | var hullEnds = []; |
| 1531 | var midSpokes = []; |
| 1532 | var midDist = []; |
| 1533 | var origin = []; |
| 1534 | var shortSpokes = []; |
| 1535 | var shortDist = []; |
| 1536 | var sweeps = []; |
| 1537 | drawnPts = []; |
| 1538 | for (var curves in test) { |
| 1539 | var curve = test[curves]; |
| 1540 | origin.push(curve[0]); |
| 1541 | origin.push(curve[1]); |
| 1542 | var startPt = []; |
| 1543 | startPt.push(curve[2]); |
| 1544 | startPt.push(curve[3]); |
| 1545 | hullStarts.push(startPt); |
| 1546 | var endPt = []; |
| 1547 | if (curve.length == 4) { |
| 1548 | endPt.push(curve[2]); |
| 1549 | endPt.push(curve[3]); |
| 1550 | } else if (curve.length == 6) { |
| 1551 | endPt.push(curve[4]); |
| 1552 | endPt.push(curve[5]); |
| 1553 | } else if (curve.length == 8) { |
| 1554 | endPt.push(curve[6]); |
| 1555 | endPt.push(curve[7]); |
| 1556 | } |
| 1557 | hullEnds.push(endPt); |
| 1558 | var sweep = crossPt(origin, startPt, endPt); |
| 1559 | sweeps.push(sweep); |
| 1560 | var midPt = []; |
| 1561 | midPt.push(x_at_t(curve, 0.5)); |
| 1562 | midPt.push(y_at_t(curve, 0.5)); |
| 1563 | midSpokes.push(midPt); |
| 1564 | var shortPt = []; |
| 1565 | shortPt.push(x_at_t(curve, 0.25)); |
| 1566 | shortPt.push(y_at_t(curve, 0.25)); |
| 1567 | shortSpokes.push(shortPt); |
| 1568 | var dx = midPt[0] - origin[0]; |
| 1569 | var dy = midPt[1] - origin[1]; |
| 1570 | var dist = Math.sqrt(dx * dx + dy * dy); |
| 1571 | midDist.push(dist); |
| 1572 | dx = shortPt[0] - origin[0]; |
| 1573 | dy = shortPt[1] - origin[1]; |
| 1574 | dist = Math.sqrt(dx * dx + dy * dy); |
| 1575 | shortDist.push(dist); |
| 1576 | } |
| 1577 | var intersect = []; |
| 1578 | var useIntersect = false; |
| 1579 | var maxWidth = Math.max(xmax - xmin, ymax - ymin); |
| 1580 | for (var curves in test) { |
| 1581 | var curve = test[curves]; |
| 1582 | if (curve.length == 6 || curve.length == 8) { |
commit-bot@chromium.org | 8cb1daa | 2014-04-25 12:59:11 +0000 | [diff] [blame] | 1583 | var opp = curves == 0 || curves == 1 ? 0 : 1; |
commit-bot@chromium.org | 4431e77 | 2014-04-14 17:08:59 +0000 | [diff] [blame] | 1584 | var sects = ray_curve_intersect(origin, hullEnds[opp], curve); |
| 1585 | intersect.push(sects); |
| 1586 | if (sects.length > 1) { |
| 1587 | var intersection = sects[0]; |
| 1588 | if (intersection == 0) { |
| 1589 | intersection = sects[1]; |
| 1590 | } |
| 1591 | var ix = x_at_t(curve, intersection) - origin[0]; |
| 1592 | var iy = y_at_t(curve, intersection) - origin[1]; |
| 1593 | var ex = hullEnds[opp][0] - origin[0]; |
| 1594 | var ey = hullEnds[opp][1] - origin[1]; |
| 1595 | if (ix * ex >= 0 && iy * ey >= 0) { |
| 1596 | var iDist = Math.sqrt(ix * ix + iy * iy); |
| 1597 | var eDist = Math.sqrt(ex * ex + ey * ey); |
| 1598 | var delta = Math.abs(iDist - eDist) / maxWidth; |
| 1599 | if (delta > (curve.length == 6 ? 1e-5 : 1e-4)) { |
| 1600 | useIntersect ^= true; |
| 1601 | } |
| 1602 | } |
| 1603 | } |
| 1604 | } |
| 1605 | } |
commit-bot@chromium.org | 8cb1daa | 2014-04-25 12:59:11 +0000 | [diff] [blame] | 1606 | var midLeft = curves != 0 ? crossPt(origin, midSpokes[0], midSpokes[1]) : 0; |
commit-bot@chromium.org | 4431e77 | 2014-04-14 17:08:59 +0000 | [diff] [blame] | 1607 | var firstInside; |
| 1608 | if (useIntersect) { |
| 1609 | var sect1 = intersect[0].length > 1; |
| 1610 | var sIndex = sect1 ? 0 : 1; |
| 1611 | var sects = intersect[sIndex]; |
| 1612 | var intersection = sects[0]; |
| 1613 | if (intersection == 0) { |
| 1614 | intersection = sects[1]; |
| 1615 | } |
| 1616 | var curve = test[sIndex]; |
| 1617 | var ix = x_at_t(curve, intersection) - origin[0]; |
| 1618 | var iy = y_at_t(curve, intersection) - origin[1]; |
| 1619 | var opp = sect1 ? 1 : 0; |
| 1620 | var ex = hullEnds[opp][0] - origin[0]; |
| 1621 | var ey = hullEnds[opp][1] - origin[1]; |
| 1622 | var iDist = ix * ix + iy * iy; |
| 1623 | var eDist = ex * ex + ey * ey; |
| 1624 | firstInside = (iDist > eDist) ^ (sIndex == 0) ^ sweeps[0]; |
| 1625 | // console.log("iDist=" + iDist + " eDist=" + eDist + " sIndex=" + sIndex |
| 1626 | // + " sweeps[0]=" + sweeps[0]); |
| 1627 | } else { |
| 1628 | // console.log("midLeft=" + midLeft); |
| 1629 | firstInside = midLeft != 0; |
| 1630 | } |
| 1631 | var shorter = midDist[1] < midDist[0]; |
| 1632 | var shortLeft = shorter ? crossPt(origin, shortSpokes[0], midSpokes[1]) |
| 1633 | : crossPt(origin, midSpokes[0], shortSpokes[1]); |
| 1634 | var startCross = crossPt(origin, hullStarts[0], hullStarts[1]); |
| 1635 | var disallowShort = midLeft == startCross && midLeft == sweeps[0] |
| 1636 | && midLeft == sweeps[1]; |
| 1637 | |
| 1638 | // console.log("midLeft=" + midLeft + " startCross=" + startCross); |
| 1639 | var intersectIndex = 0; |
| 1640 | for (var curves in test) { |
| 1641 | var curve = test[curves]; |
| 1642 | if (curve.length != 4 && curve.length != 6 && curve.length != 8) { |
| 1643 | continue; |
| 1644 | } |
| 1645 | ctx.lineWidth = 1; |
| 1646 | if (draw_tangents != 0) { |
| 1647 | if (firstInside == curves) { |
| 1648 | ctx.strokeStyle = "rgba(255,0,0, 0.3)"; |
| 1649 | } else { |
| 1650 | ctx.strokeStyle = "rgba(0,0,255, 0.3)"; |
| 1651 | } |
| 1652 | drawLine(curve[0], curve[1], curve[2], curve[3]); |
| 1653 | if (draw_tangents != 2) { |
| 1654 | if (curve.length > 4) drawLine(curve[2], curve[3], curve[4], curve[5]); |
| 1655 | if (curve.length > 6) drawLine(curve[4], curve[5], curve[6], curve[7]); |
| 1656 | } |
| 1657 | if (draw_tangents != 1) { |
| 1658 | if (curve.length == 6) drawLine(curve[0], curve[1], curve[4], curve[5]); |
| 1659 | if (curve.length == 8) drawLine(curve[0], curve[1], curve[6], curve[7]); |
| 1660 | } |
| 1661 | } |
| 1662 | ctx.beginPath(); |
| 1663 | ctx.moveTo((curve[0] - srcLeft) * scale, (curve[1] - srcTop) * scale); |
| 1664 | if (curve.length == 4) { |
| 1665 | ctx.lineTo((curve[2] - srcLeft) * scale, (curve[3] - srcTop) * scale); |
| 1666 | } else if (curve.length == 6) { |
| 1667 | ctx.quadraticCurveTo( |
| 1668 | (curve[2] - srcLeft) * scale, (curve[3] - srcTop) * scale, |
| 1669 | (curve[4] - srcLeft) * scale, (curve[5] - srcTop) * scale); |
| 1670 | } else { |
| 1671 | ctx.bezierCurveTo( |
| 1672 | (curve[2] - srcLeft) * scale, (curve[3] - srcTop) * scale, |
| 1673 | (curve[4] - srcLeft) * scale, (curve[5] - srcTop) * scale, |
| 1674 | (curve[6] - srcLeft) * scale, (curve[7] - srcTop) * scale); |
| 1675 | } |
| 1676 | if (firstInside == curves) { |
| 1677 | ctx.strokeStyle = "rgba(255,0,0, 1)"; |
| 1678 | } else { |
| 1679 | ctx.strokeStyle = "rgba(0,0,255, 1)"; |
| 1680 | } |
| 1681 | ctx.stroke(); |
| 1682 | if (draw_endpoints) { |
| 1683 | drawPoint(curve[0], curve[1]); |
| 1684 | drawPoint(curve[2], curve[3]); |
| 1685 | if (curve.length > 4) drawPoint(curve[4], curve[5]); |
| 1686 | if (curve.length > 6) drawPoint(curve[6], curve[7]); |
| 1687 | } |
| 1688 | if (draw_midpoint != 0) { |
| 1689 | if ((curves == 0) == (midLeft == 0)) { |
| 1690 | ctx.strokeStyle = "rgba(0,180,127, 0.6)"; |
| 1691 | } else { |
| 1692 | ctx.strokeStyle = "rgba(127,0,127, 0.6)"; |
| 1693 | } |
| 1694 | var midX = x_at_t(curve, 0.5); |
| 1695 | var midY = y_at_t(curve, 0.5); |
| 1696 | drawPointSolid(midX, midY); |
| 1697 | if (draw_midpoint > 1) { |
| 1698 | drawLine(curve[0], curve[1], midX, midY); |
| 1699 | } |
| 1700 | } |
| 1701 | if (draw_quarterpoint != 0) { |
| 1702 | if ((curves == 0) == (shortLeft == 0)) { |
| 1703 | ctx.strokeStyle = "rgba(0,191,63, 0.6)"; |
| 1704 | } else { |
| 1705 | ctx.strokeStyle = "rgba(63,0,191, 0.6)"; |
| 1706 | } |
| 1707 | var midT = (curves == 0) == shorter ? 0.25 : 0.5; |
| 1708 | var midX = x_at_t(curve, midT); |
| 1709 | var midY = y_at_t(curve, midT); |
| 1710 | drawPointSolid(midX, midY); |
| 1711 | if (draw_quarterpoint > 1) { |
| 1712 | drawLine(curve[0], curve[1], midX, midY); |
| 1713 | } |
| 1714 | } |
| 1715 | if (draw_sortpoint != 0) { |
| 1716 | if ((curves == 0) == ((disallowShort == -1 ? midLeft : shortLeft) == 0)) { |
| 1717 | ctx.strokeStyle = "rgba(0,155,37, 0.6)"; |
| 1718 | } else { |
| 1719 | ctx.strokeStyle = "rgba(37,0,155, 0.6)"; |
| 1720 | } |
| 1721 | var midT = (curves == 0) == shorter && disallowShort != curves ? 0.25 : 0.5; |
| 1722 | console.log("curves=" + curves + " disallowShort=" + disallowShort |
| 1723 | + " midLeft=" + midLeft + " shortLeft=" + shortLeft |
| 1724 | + " shorter=" + shorter + " midT=" + midT); |
| 1725 | var midX = x_at_t(curve, midT); |
| 1726 | var midY = y_at_t(curve, midT); |
| 1727 | drawPointSolid(midX, midY); |
| 1728 | if (draw_sortpoint > 1) { |
| 1729 | drawLine(curve[0], curve[1], midX, midY); |
| 1730 | } |
| 1731 | } |
| 1732 | if (draw_ray_intersect != 0) { |
| 1733 | ctx.strokeStyle = "rgba(75,45,199, 0.6)"; |
| 1734 | if (curve.length == 6 || curve.length == 8) { |
| 1735 | var intersections = intersect[intersectIndex]; |
| 1736 | for (var i in intersections) { |
| 1737 | var intersection = intersections[i]; |
| 1738 | var x = x_at_t(curve, intersection); |
| 1739 | var y = y_at_t(curve, intersection); |
| 1740 | drawPointSolid(x, y); |
| 1741 | if (draw_ray_intersect > 1) { |
| 1742 | drawLine(curve[0], curve[1], x, y); |
| 1743 | } |
| 1744 | } |
| 1745 | } |
| 1746 | ++intersectIndex; |
| 1747 | } |
| 1748 | if (draw_order) { |
| 1749 | var px = x_at_t(curve, 0.75); |
| 1750 | var py = y_at_t(curve, 0.75); |
| 1751 | var _px = (px - srcLeft) * scale; |
| 1752 | var _py = (py - srcTop) * scale; |
| 1753 | ctx.beginPath(); |
| 1754 | ctx.arc(_px, _py, 15, 0, Math.PI * 2, true); |
| 1755 | ctx.closePath(); |
| 1756 | ctx.fillStyle = "white"; |
| 1757 | ctx.fill(); |
| 1758 | if (firstInside == curves) { |
| 1759 | ctx.strokeStyle = "rgba(255,0,0, 1)"; |
| 1760 | ctx.fillStyle = "rgba(255,0,0, 1)"; |
| 1761 | } else { |
| 1762 | ctx.strokeStyle = "rgba(0,0,255, 1)"; |
| 1763 | ctx.fillStyle = "rgba(0,0,255, 1)"; |
| 1764 | } |
| 1765 | ctx.stroke(); |
| 1766 | ctx.font = "normal 16px Arial"; |
| 1767 | ctx.textAlign = "center"; |
| 1768 | ctx.fillText(parseInt(curves) + 1, _px, _py + 5); |
| 1769 | } |
| 1770 | if (draw_closest_t) { |
| 1771 | var t = curveClosestT(curve, mouseX, mouseY); |
| 1772 | if (t >= 0) { |
| 1773 | var x = x_at_t(curve, t); |
| 1774 | var y = y_at_t(curve, t); |
| 1775 | drawPointSolid(x, y); |
| 1776 | } |
| 1777 | } |
| 1778 | if (!approximately_zero(scale - initScale)) { |
| 1779 | ctx.font = "normal 20px Arial"; |
| 1780 | ctx.fillStyle = "rgba(0,0,0, 0.3)"; |
| 1781 | ctx.textAlign = "right"; |
| 1782 | ctx.fillText(scale.toFixed(decimal_places) + 'x', |
| 1783 | screenWidth - 10, screenHeight - 5); |
| 1784 | } |
| 1785 | if (draw_t) { |
| 1786 | drawPointAtT(curve); |
| 1787 | } |
| 1788 | } |
| 1789 | if (draw_t) { |
| 1790 | drawCurveTControl(); |
| 1791 | } |
| 1792 | } |
| 1793 | |
| 1794 | function drawCurveTControl() { |
| 1795 | ctx.lineWidth = 2; |
| 1796 | ctx.strokeStyle = "rgba(0,0,0, 0.3)"; |
| 1797 | ctx.beginPath(); |
| 1798 | ctx.rect(screenWidth - 80, 40, 28, screenHeight - 80); |
| 1799 | ctx.stroke(); |
| 1800 | var ty = 40 + curveT * (screenHeight - 80); |
| 1801 | ctx.beginPath(); |
| 1802 | ctx.moveTo(screenWidth - 80, ty); |
| 1803 | ctx.lineTo(screenWidth - 85, ty - 5); |
| 1804 | ctx.lineTo(screenWidth - 85, ty + 5); |
| 1805 | ctx.lineTo(screenWidth - 80, ty); |
| 1806 | ctx.fillStyle = "rgba(0,0,0, 0.6)"; |
| 1807 | ctx.fill(); |
| 1808 | var num = curveT.toFixed(decimal_places); |
| 1809 | ctx.font = "normal 10px Arial"; |
| 1810 | ctx.textAlign = "left"; |
| 1811 | ctx.fillText(num, screenWidth - 78, ty); |
| 1812 | } |
| 1813 | |
| 1814 | function ptInTControl() { |
| 1815 | var e = window.event; |
| 1816 | var tgt = e.target || e.srcElement; |
| 1817 | var left = tgt.offsetLeft; |
| 1818 | var top = tgt.offsetTop; |
| 1819 | var x = (e.clientX - left); |
| 1820 | var y = (e.clientY - top); |
| 1821 | if (x < screenWidth - 80 || x > screenWidth - 50) { |
| 1822 | return false; |
| 1823 | } |
| 1824 | if (y < 40 || y > screenHeight - 80) { |
| 1825 | return false; |
| 1826 | } |
| 1827 | curveT = (y - 40) / (screenHeight - 120); |
| 1828 | if (curveT < 0 || curveT > 1) { |
| 1829 | throw "stop execution"; |
| 1830 | } |
| 1831 | return true; |
| 1832 | } |
| 1833 | |
| 1834 | function drawTop() { |
| 1835 | init(tests[testIndex]); |
| 1836 | redraw(); |
| 1837 | } |
| 1838 | |
| 1839 | function redraw() { |
| 1840 | ctx.beginPath(); |
| 1841 | ctx.rect(0, 0, ctx.canvas.width, ctx.canvas.height); |
| 1842 | ctx.fillStyle = "white"; |
| 1843 | ctx.fill(); |
| 1844 | draw(tests[testIndex], testTitles[testIndex]); |
| 1845 | } |
| 1846 | |
| 1847 | function doKeyPress(evt) { |
| 1848 | var char = String.fromCharCode(evt.charCode); |
| 1849 | switch (char) { |
| 1850 | case '0': |
| 1851 | case '1': |
| 1852 | case '2': |
| 1853 | case '3': |
| 1854 | case '4': |
| 1855 | case '5': |
| 1856 | case '6': |
| 1857 | case '7': |
| 1858 | case '8': |
| 1859 | case '9': |
| 1860 | decimal_places = char - '0'; |
| 1861 | redraw(); |
| 1862 | break; |
| 1863 | case '-': |
| 1864 | scale /= 2; |
| 1865 | calcLeftTop(); |
| 1866 | redraw(); |
| 1867 | break; |
| 1868 | case '=': |
| 1869 | case '+': |
| 1870 | scale *= 2; |
| 1871 | calcLeftTop(); |
| 1872 | redraw(); |
| 1873 | break; |
| 1874 | case 'c': |
| 1875 | drawTop(); |
| 1876 | break; |
| 1877 | case 'd': |
| 1878 | var test = tests[testIndex]; |
| 1879 | var testClone = []; |
| 1880 | for (var curves in test) { |
| 1881 | var c = test[curves]; |
| 1882 | var cClone = []; |
| 1883 | for (var index = 0; index < c.length; ++index) { |
| 1884 | cClone.push(c[index]); |
| 1885 | } |
| 1886 | testClone.push(cClone); |
| 1887 | } |
| 1888 | tests.push(testClone); |
| 1889 | testTitles.push(testTitles[testIndex] + " copy"); |
| 1890 | testIndex = tests.length - 1; |
| 1891 | redraw(); |
| 1892 | break; |
| 1893 | case 'e': |
| 1894 | draw_endpoints ^= true; |
| 1895 | redraw(); |
| 1896 | break; |
| 1897 | case 'f': |
| 1898 | draw_derivative ^= true; |
| 1899 | redraw(); |
| 1900 | break; |
| 1901 | case 'i': |
| 1902 | draw_ray_intersect = (draw_ray_intersect + 1) % 3; |
| 1903 | redraw(); |
| 1904 | break; |
| 1905 | case 'l': |
| 1906 | var test = tests[testIndex]; |
| 1907 | console.log("<div id=\"" + testTitles[testIndex] + "\" >"); |
| 1908 | for (var curves in test) { |
| 1909 | var c = test[curves]; |
| 1910 | var s = "{{"; |
| 1911 | for (var i = 0; i < c.length; i += 2) { |
| 1912 | s += "{"; |
| 1913 | s += c[i] + "," + c[i + 1]; |
| 1914 | s += "}"; |
| 1915 | if (i + 2 < c.length) { |
| 1916 | s += ", "; |
| 1917 | } |
| 1918 | } |
| 1919 | console.log(s + "}},"); |
| 1920 | } |
| 1921 | console.log("</div>"); |
| 1922 | break; |
| 1923 | case 'm': |
| 1924 | draw_midpoint = (draw_midpoint + 1) % 3; |
| 1925 | redraw(); |
| 1926 | break; |
| 1927 | case 'N': |
| 1928 | testIndex += 9; |
| 1929 | case 'n': |
| 1930 | testIndex = (testIndex + 1) % tests.length; |
| 1931 | drawTop(); |
| 1932 | break; |
| 1933 | case 'o': |
| 1934 | draw_order ^= true; |
| 1935 | redraw(); |
| 1936 | break; |
| 1937 | case 'P': |
| 1938 | testIndex -= 9; |
| 1939 | case 'p': |
| 1940 | if (--testIndex < 0) |
| 1941 | testIndex = tests.length - 1; |
| 1942 | drawTop(); |
| 1943 | break; |
| 1944 | case 'q': |
| 1945 | draw_quarterpoint = (draw_quarterpoint + 1) % 3; |
| 1946 | redraw(); |
| 1947 | break; |
| 1948 | case 'r': |
| 1949 | for (var i = 0; i < testDivs.length; ++i) { |
| 1950 | var title = testDivs[i].id.toString(); |
| 1951 | if (title == testTitles[testIndex]) { |
| 1952 | var str = testDivs[i].firstChild.data; |
| 1953 | parse(str, title); |
| 1954 | var original = tests.pop(); |
| 1955 | testTitles.pop(); |
| 1956 | tests[testIndex] = original; |
| 1957 | break; |
| 1958 | } |
| 1959 | } |
| 1960 | redraw(); |
| 1961 | break; |
| 1962 | case 's': |
| 1963 | draw_sortpoint = (draw_sortpoint + 1) % 3; |
| 1964 | redraw(); |
| 1965 | break; |
| 1966 | case 't': |
| 1967 | draw_t ^= true; |
| 1968 | redraw(); |
| 1969 | break; |
| 1970 | case 'u': |
| 1971 | draw_closest_t ^= true; |
| 1972 | redraw(); |
| 1973 | break; |
| 1974 | case 'v': |
| 1975 | draw_tangents = (draw_tangents + 1) % 4; |
| 1976 | redraw(); |
| 1977 | break; |
| 1978 | case 'x': |
| 1979 | draw_point_xy ^= true; |
| 1980 | redraw(); |
| 1981 | break; |
| 1982 | case 'y': |
| 1983 | draw_mouse_xy ^= true; |
| 1984 | redraw(); |
| 1985 | break; |
| 1986 | case '\\': |
| 1987 | retina_scale ^= true; |
| 1988 | drawTop(); |
| 1989 | break; |
| 1990 | } |
| 1991 | } |
| 1992 | |
| 1993 | function doKeyDown(evt) { |
| 1994 | var char = evt.keyCode; |
| 1995 | var preventDefault = false; |
| 1996 | switch (char) { |
| 1997 | case 37: // left arrow |
| 1998 | if (evt.shiftKey) { |
| 1999 | testIndex -= 9; |
| 2000 | } |
| 2001 | if (--testIndex < 0) |
| 2002 | testIndex = tests.length - 1; |
| 2003 | drawTop(); |
| 2004 | preventDefault = true; |
| 2005 | break; |
| 2006 | case 39: // right arrow |
| 2007 | if (evt.shiftKey) { |
| 2008 | testIndex += 9; |
| 2009 | } |
| 2010 | if (++testIndex >= tests.length) |
| 2011 | testIndex = 0; |
| 2012 | drawTop(); |
| 2013 | preventDefault = true; |
| 2014 | break; |
| 2015 | } |
| 2016 | if (preventDefault) { |
| 2017 | evt.preventDefault(); |
| 2018 | return false; |
| 2019 | } |
| 2020 | return true; |
| 2021 | } |
| 2022 | |
| 2023 | function calcXY() { |
| 2024 | var e = window.event; |
| 2025 | var tgt = e.target || e.srcElement; |
| 2026 | var left = tgt.offsetLeft; |
| 2027 | var top = tgt.offsetTop; |
| 2028 | mouseX = (e.clientX - left) / scale + srcLeft; |
| 2029 | mouseY = (e.clientY - top) / scale + srcTop; |
| 2030 | } |
| 2031 | |
| 2032 | function calcLeftTop() { |
| 2033 | srcLeft = mouseX - screenWidth / 2 / scale; |
| 2034 | srcTop = mouseY - screenHeight / 2 / scale; |
| 2035 | } |
| 2036 | |
| 2037 | function handleMouseClick() { |
| 2038 | if (!draw_t || !ptInTControl()) { |
| 2039 | calcXY(); |
| 2040 | } else { |
| 2041 | redraw(); |
| 2042 | } |
| 2043 | } |
| 2044 | |
| 2045 | function initDown() { |
| 2046 | var test = tests[testIndex]; |
| 2047 | var bestDistance = 1000000; |
| 2048 | activePt = -1; |
| 2049 | for (var curves in test) { |
| 2050 | var testCurve = test[curves]; |
| 2051 | if (testCurve.length != 4 && testCurve.length != 6 && testCurve.length != 8) { |
| 2052 | continue; |
| 2053 | } |
| 2054 | for (var i = 0; i < testCurve.length; i += 2) { |
| 2055 | var testX = testCurve[i]; |
| 2056 | var testY = testCurve[i + 1]; |
| 2057 | var dx = testX - mouseX; |
| 2058 | var dy = testY - mouseY; |
| 2059 | var dist = dx * dx + dy * dy; |
| 2060 | if (dist > bestDistance) { |
| 2061 | continue; |
| 2062 | } |
| 2063 | activeCurve = testCurve; |
| 2064 | activePt = i; |
| 2065 | bestDistance = dist; |
| 2066 | } |
| 2067 | } |
| 2068 | if (activePt >= 0) { |
| 2069 | lastX = mouseX; |
| 2070 | lastY = mouseY; |
| 2071 | } |
| 2072 | } |
| 2073 | |
| 2074 | function handleMouseOver() { |
| 2075 | calcXY(); |
| 2076 | if (draw_mouse_xy) { |
| 2077 | var num = mouseX.toFixed(decimal_places) + ", " + mouseY.toFixed(decimal_places); |
| 2078 | ctx.beginPath(); |
| 2079 | ctx.rect(300, 100, num.length * 6, 10); |
| 2080 | ctx.fillStyle = "white"; |
| 2081 | ctx.fill(); |
| 2082 | ctx.font = "normal 10px Arial"; |
| 2083 | ctx.fillStyle = "black"; |
| 2084 | ctx.textAlign = "left"; |
| 2085 | ctx.fillText(num, 300, 108); |
| 2086 | } |
| 2087 | if (!mouseDown) { |
| 2088 | activePt = -1; |
| 2089 | return; |
| 2090 | } |
| 2091 | if (activePt < 0) { |
| 2092 | initDown(); |
| 2093 | return; |
| 2094 | } |
| 2095 | var deltaX = mouseX - lastX; |
| 2096 | var deltaY = mouseY - lastY; |
| 2097 | lastX = mouseX; |
| 2098 | lastY = mouseY; |
| 2099 | if (activePt == 0) { |
| 2100 | var test = tests[testIndex]; |
| 2101 | for (var curves in test) { |
| 2102 | var testCurve = test[curves]; |
| 2103 | testCurve[0] += deltaX; |
| 2104 | testCurve[1] += deltaY; |
| 2105 | } |
| 2106 | } else { |
| 2107 | activeCurve[activePt] += deltaX; |
| 2108 | activeCurve[activePt + 1] += deltaY; |
| 2109 | } |
| 2110 | redraw(); |
| 2111 | } |
| 2112 | |
| 2113 | function start() { |
| 2114 | for (var i = 0; i < testDivs.length; ++i) { |
| 2115 | var title = testDivs[i].id.toString(); |
| 2116 | var str = testDivs[i].firstChild.data; |
| 2117 | parse(str, title); |
| 2118 | } |
| 2119 | drawTop(); |
| 2120 | window.addEventListener('keypress', doKeyPress, true); |
| 2121 | window.addEventListener('keydown', doKeyDown, true); |
| 2122 | window.onresize = function () { |
| 2123 | drawTop(); |
| 2124 | } |
| 2125 | } |
| 2126 | |
| 2127 | </script> |
| 2128 | </head> |
| 2129 | |
| 2130 | <body onLoad="start();"> |
| 2131 | |
| 2132 | <canvas id="canvas" width="750" height="500" |
| 2133 | onmousedown="mouseDown = true" |
| 2134 | onmouseup="mouseDown = false" |
| 2135 | onmousemove="handleMouseOver()" |
| 2136 | onclick="handleMouseClick()" |
| 2137 | ></canvas > |
| 2138 | </body> |
| 2139 | </html> |