24433 2009-03-06 14:18:02 -0800 Hit-testing with backface-visibility: hidden is broken sometimes 2009-03-09 10:02:07 -0700 1 1 1 Unclassified WebKit Layout and Rendering 528+ (Nightly build) Mac OS X 10.5 RESOLVED FIXED P2 Normal --- 1 simon.fraser simon.fraser oldest_to_newest 112655 0 simon.fraser 2009-03-06 14:18:02 -0800 The hit-testing code does the backface-visibility test only when the layer has a transform. This means that an element with backface-visibility:hidden, but no tranform, inside an element which has a rotateY(180deg) will still hit test. 112668 1 28373 simon.fraser 2009-03-06 15:02:10 -0800 Created attachment 28373 Patch, testcase, changelog 112836 2 28373 hyatt 2009-03-09 09:50:18 -0700 Comment on attachment 28373 Patch, testcase, changelog r=me 112844 3 simon.fraser 2009-03-09 10:02:07 -0700 http://trac.webkit.org/changeset/41530 28373 2009-03-06 15:02:10 -0800 2009-03-09 09:50:18 -0700 Patch, testcase, changelog 24433_patch.txt text/plain 7604 simon.fraser ZGlmZiAtLWdpdCBhL0xheW91dFRlc3RzL0NoYW5nZUxvZyBiL0xheW91dFRlc3RzL0NoYW5nZUxv ZwppbmRleCA3MTI3NGYxLi4xYzdhNDlmIDEwMDY0NAotLS0gYS9MYXlvdXRUZXN0cy9DaGFuZ2VM b2cKKysrIGIvTGF5b3V0VGVzdHMvQ2hhbmdlTG9nCkBAIC0xLDMgKzEsMTUgQEAKKzIwMDktMDMt MDYgIFNpbW9uIEZyYXNlciAgPHNpbW9uLmZyYXNlckBhcHBsZS5jb20+CisKKyAgICAgICAgUmV2 aWV3ZWQgYnkgTk9CT0RZIChPT1BTISkuCisgICAgICAgIAorICAgICAgICBodHRwczovL2J1Z3Mu d2Via2l0Lm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MjQ0MzMKKyAgICAgICAgCisgICAgICAgIFRlc3Qg aGl0IHRlc3Rpbmcgd2l0aCBiYWNrZmFjZS12aXNpYmlsaXR5OiBoaWRkZW4sIGFuZCBhIHRyYW5z Zm9ybSBvbgorICAgICAgICB0aGUgcGFyZW50IGVsZW1lbnQuCisKKyAgICAgICAgKiBwbGF0Zm9y bS9tYWMvdHJhbnNmb3Jtcy8zZC9oaXQtdGVzdGluZy9iYWNrZmFjZS1uby10cmFuc2Zvcm0taGl0 LXRlc3QtZXhwZWN0ZWQudHh0OiBBZGRlZC4KKyAgICAgICAgKiB0cmFuc2Zvcm1zLzNkL2hpdC10 ZXN0aW5nL2JhY2tmYWNlLW5vLXRyYW5zZm9ybS1oaXQtdGVzdC5odG1sOiBBZGRlZC4KKwogMjAw OS0wMy0wNCAgQ2hyaXMgTWFycmluICA8Y21hcnJpbkBhcHBsZS5jb20+CiAKICAgICAgICAgUmV2 aWV3ZWQgYnkgU2ltb24gRnJhc2VyLgpkaWZmIC0tZ2l0IGEvTGF5b3V0VGVzdHMvcGxhdGZvcm0v bWFjL3RyYW5zZm9ybXMvM2QvaGl0LXRlc3RpbmcvYmFja2ZhY2Utbm8tdHJhbnNmb3JtLWhpdC10 ZXN0LWV4cGVjdGVkLnR4dCBiL0xheW91dFRlc3RzL3BsYXRmb3JtL21hYy90cmFuc2Zvcm1zLzNk L2hpdC10ZXN0aW5nL2JhY2tmYWNlLW5vLXRyYW5zZm9ybS1oaXQtdGVzdC1leHBlY3RlZC50eHQK bmV3IGZpbGUgbW9kZSAxMDA2NDQKaW5kZXggMDAwMDAwMC4uMWUyNjZhYwotLS0gL2Rldi9udWxs CisrKyBiL0xheW91dFRlc3RzL3BsYXRmb3JtL21hYy90cmFuc2Zvcm1zLzNkL2hpdC10ZXN0aW5n L2JhY2tmYWNlLW5vLXRyYW5zZm9ybS1oaXQtdGVzdC1leHBlY3RlZC50eHQKQEAgLTAsMCArMSwy OCBAQAorbGF5ZXIgYXQgKDAsMCkgc2l6ZSA4MDB4NjAwCisgIFJlbmRlclZpZXcgYXQgKDAsMCkg c2l6ZSA4MDB4NjAwCitsYXllciBhdCAoMCwwKSBzaXplIDgwMHg2MDAKKyAgUmVuZGVyQmxvY2sg e0hUTUx9IGF0ICgwLDApIHNpemUgODAweDYwMAorICAgIFJlbmRlckJvZHkge0JPRFl9IGF0ICg4 LDgpIHNpemUgNzg0eDU4NAorICAgICAgUmVuZGVyQmxvY2sge1B9IGF0ICgwLDApIHNpemUgNzg0 eDE4CisgICAgICAgIFJlbmRlclRleHQgeyN0ZXh0fSBhdCAoMCwwKSBzaXplIDc1NXgxOAorICAg ICAgICAgIHRleHQgcnVuIGF0ICgwLDApIHdpZHRoIDc1NTogIlRoZXJlIGFyZSB0d28gYm94ZXMg aW5zaWRlIGEgY29udGFpbmVyIHRoYXQgaXMgcm90YXRlZCAxODBceHtCMH0gaW4gWS4gYm94MiBo YXMgYmFja2ZhY2UtdmlzaWJpbGl0eTogaGlkZGVuLCBzbyB5b3UgY2FuJ3Qgc2VlIGl0LiIKKyAg ICAgIFJlbmRlckJsb2NrIHtESVZ9IGF0ICgwLDIzNikgc2l6ZSA3ODR4MzYKKyAgICAgICAgUmVu ZGVyVGV4dCB7I3RleHR9IGF0ICgwLDApIHNpemUgMTk0eDE4CisgICAgICAgICAgdGV4dCBydW4g YXQgKDAsMCkgd2lkdGggMTk0OiAiRm91bmQgY29udGFpbmVyIG9uIGxlZnQ6IFBBU1MiCisgICAg ICAgIFJlbmRlckJSIHtCUn0gYXQgKDE5NCwxNCkgc2l6ZSAweDAKKyAgICAgICAgUmVuZGVyVGV4 dCB7I3RleHR9IGF0ICgwLDE4KSBzaXplIDE3N3gxOAorICAgICAgICAgIHRleHQgcnVuIGF0ICgw LDE4KSB3aWR0aCAxNzc6ICJGb3VuZCBib3gxIG9uIHJpZ2h0OiBQQVNTIgorICAgICAgICBSZW5k ZXJCUiB7QlJ9IGF0ICgxNzcsMzIpIHNpemUgMHgwCitsYXllciBhdCAoOCw0Mikgc2l6ZSA0MDJ4 MjAyCisgIFJlbmRlckJsb2NrIHtESVZ9IGF0ICgwLDM0KSBzaXplIDQwMngyMDIgW2JnY29sb3I9 I0VFRUVFRV0gW2JvcmRlcjogKDFweCBzb2xpZCAjMDAwMDAwKV0KKyAgICBSZW5kZXJUZXh0IHsj dGV4dH0gYXQgKDE5NywzNCkgc2l6ZSA0eDE4CisgICAgICB0ZXh0IHJ1biBhdCAoMTk3LDM0KSB3 aWR0aCA0OiAiICIKKyAgICBSZW5kZXJUZXh0IHsjdGV4dH0gYXQgKDAsMCkgc2l6ZSAweDAKK2xh eWVyIGF0ICgyNyw2MSkgc2l6ZSAxNjB4MTYwCisgIFJlbmRlckJsb2NrIChyZWxhdGl2ZSBwb3Np dGlvbmVkKSB7RElWfSBhdCAoMTksMTkpIHNpemUgMTYweDE2MCBbYmdjb2xvcj0jODA4MDgwXQor ICAgIFJlbmRlclRleHQgeyN0ZXh0fSBhdCAoNDgsMCkgc2l6ZSA2NHgzNworICAgICAgdGV4dCBy dW4gYXQgKDQ4LDApIHdpZHRoIDY0OiAiYm94MSIKK2xheWVyIGF0ICgyMjcsNjEpIHNpemUgMTYw eDE2MAorICBSZW5kZXJCbG9jayAocmVsYXRpdmUgcG9zaXRpb25lZCkge0RJVn0gYXQgKDIxOSwx OSkgc2l6ZSAxNjB4MTYwIFtiZ2NvbG9yPSM4MDgwODBdCisgICAgUmVuZGVyVGV4dCB7I3RleHR9 IGF0ICg0OCwwKSBzaXplIDY0eDM3CisgICAgICB0ZXh0IHJ1biBhdCAoNDgsMCkgd2lkdGggNjQ6 ICJib3gyIgpkaWZmIC0tZ2l0IGEvTGF5b3V0VGVzdHMvdHJhbnNmb3Jtcy8zZC9oaXQtdGVzdGlu Zy9iYWNrZmFjZS1uby10cmFuc2Zvcm0taGl0LXRlc3QuaHRtbCBiL0xheW91dFRlc3RzL3RyYW5z Zm9ybXMvM2QvaGl0LXRlc3RpbmcvYmFja2ZhY2Utbm8tdHJhbnNmb3JtLWhpdC10ZXN0Lmh0bWwK bmV3IGZpbGUgbW9kZSAxMDA2NDQKaW5kZXggMDAwMDAwMC4uNGI1ZDc5YQotLS0gL2Rldi9udWxs CisrKyBiL0xheW91dFRlc3RzL3RyYW5zZm9ybXMvM2QvaGl0LXRlc3RpbmcvYmFja2ZhY2Utbm8t dHJhbnNmb3JtLWhpdC10ZXN0Lmh0bWwKQEAgLTAsMCArMSw3MSBAQAorPGh0bWw+Cis8aGVhZD4K KyAgPHRpdGxlPkhpdCB0ZXN0aW5nIG9uIGJhY2tmYWNlPC90aXRsZT4KKyAgPHN0eWxlIHR5cGU9 InRleHQvY3NzIiBtZWRpYT0ic2NyZWVuIj4KKyAgCisgIGRpdjpob3ZlciB7CisgICAgb3V0bGlu ZTogNHB4IHNvbGlkIG9yYW5nZTsKKyAgfQorICAgICNjb250YWluZXIgeworICAgICAgd2lkdGg6 IDQwMHB4OworICAgICAgaGVpZ2h0OiAyMDBweDsKKyAgICAgIGJhY2tncm91bmQtY29sb3I6ICNF RUU7CisgICAgICBib3JkZXI6IDFweCBzb2xpZCBibGFjazsKKyAgICAgIC13ZWJraXQtdHJhbnNm b3JtLXN0eWxlOiBwcmVzZXJ2ZS0zZDsKKyAgICAgIC13ZWJraXQtdHJhbnNmb3JtOiB0cmFuc2xh dGVaKDFweCkgcm90YXRlWSgxODBkZWcpOworICAgIH0KKyAgICAKKyAgICAuYm94IHsKKyAgICAg IHBvc2l0aW9uOiByZWxhdGl2ZTsKKyAgICAgIGRpc3BsYXk6IGlubGluZS1ibG9jazsKKyAgICAg IHdpZHRoOiAxNjBweDsKKyAgICAgIGhlaWdodDogMTYwcHg7CisgICAgICBiYWNrZ3JvdW5kLWNv bG9yOiBncmF5OworICAgICAgbWFyZ2luOiAxOHB4OworICAgICAgZm9udC1zaXplOiAyMDAlOwor ICAgICAgdGV4dC1hbGlnbjogY2VudGVyOworICAgIH0KKyAgICAKKyAgPC9zdHlsZT4KKyAgPHNj cmlwdCB0eXBlPSJ0ZXh0L2phdmFzY3JpcHQiIGNoYXJzZXQ9InV0Zi04Ij4KKyAgICBmdW5jdGlv biBsb2cocykKKyAgICB7CisgICAgICB2YXIgcmVzdWx0cyA9IGRvY3VtZW50LmdldEVsZW1lbnRC eUlkKCdyZXN1bHRzJyk7CisgICAgICByZXN1bHRzLmlubmVySFRNTCArPSBzICsgJzxicj4nOwor ICAgIH0KKworICAgIGZ1bmN0aW9uIHJ1blRlc3QoKQorICAgIHsKKyAgICAgIHZhciBmaXJzdEhp dCA9IGRvY3VtZW50LmVsZW1lbnRGcm9tUG9pbnQoMTIwLCAxNTApOworICAgICAgdmFyIHNlY29u ZEhpdCA9IGRvY3VtZW50LmVsZW1lbnRGcm9tUG9pbnQoMzAwLCAxNTApOworICAgICAgCisgICAg ICB2YXIgYm94MSA9IGRvY3VtZW50LmdldEVsZW1lbnRCeUlkKCdib3gxJyk7CisgICAgICB2YXIg Ym94MiA9IGRvY3VtZW50LmdldEVsZW1lbnRCeUlkKCdib3gxJyk7CisgICAgICB2YXIgY29udGFp bmVyID0gZG9jdW1lbnQuZ2V0RWxlbWVudEJ5SWQoJ2NvbnRhaW5lcicpOworCisgICAgICBpZiAo Zmlyc3RIaXQgPT0gY29udGFpbmVyKQorICAgICAgICBsb2coJ0ZvdW5kIGNvbnRhaW5lciBvbiBs ZWZ0OiBQQVNTJyk7CisgICAgICBlbHNlCisgICAgICAgIGxvZygnRm91bmQgJyArIGZpcnN0SGl0 LmlkICsgJyBvbiBsZWZ0OiBGQUlMJyk7CisKKyAgICAgICAgaWYgKHNlY29uZEhpdCA9PSBib3gx KQorICAgICAgICAgIGxvZygnRm91bmQgYm94MSBvbiByaWdodDogUEFTUycpOworICAgICAgICBl bHNlCisgICAgICAgICAgbG9nKCdGb3VuZCAnICsgc2Vjb25kSGl0LmlkICsgJyBvbiByaWdodDog RkFJTCcpOworICAgIH0KKyAgICAKKyAgPC9zY3JpcHQ+Cis8L2hlYWQ+Cis8Ym9keSBvbmxvYWQ9 InJ1blRlc3QoKSI+CisKKzxwPlRoZXJlIGFyZSB0d28gYm94ZXMgaW5zaWRlIGEgY29udGFpbmVy IHRoYXQgaXMgcm90YXRlZCAxODAmZGVnOyBpbiBZLiBib3gyIGhhcyBiYWNrZmFjZS12aXNpYmls aXR5OiBoaWRkZW4sIHNvIHlvdSBjYW4ndCBzZWUgaXQuPC9wPgorPGRpdiBpZD0iY29udGFpbmVy Ij4KKyAgPGRpdiBjbGFzcz0iYm94IiBpZD0iYm94MSI+Ym94MTwvZGl2PgorICA8ZGl2IGNsYXNz PSJib3giIGlkPSJib3gyIiBzdHlsZT0iLXdlYmtpdC1iYWNrZmFjZS12aXNpYmlsaXR5OiBoaWRk ZW47Ij5ib3gyPC9kaXY+Cis8L2Rpdj4KKworPGRpdiBpZD0icmVzdWx0cyI+Cis8L2Rpdj4KKwor PC9ib2R5PgorPC9odG1sPgpkaWZmIC0tZ2l0IGEvV2ViQ29yZS9DaGFuZ2VMb2cgYi9XZWJDb3Jl L0NoYW5nZUxvZwppbmRleCBhMGZkZmExLi4wMjJkY2YyIDEwMDY0NAotLS0gYS9XZWJDb3JlL0No YW5nZUxvZworKysgYi9XZWJDb3JlL0NoYW5nZUxvZwpAQCAtMSwzICsxLDE4IEBACisyMDA5LTAz LTA2ICBTaW1vbiBGcmFzZXIgIDxzaW1vbi5mcmFzZXJAYXBwbGUuY29tPgorCisgICAgICAgIFJl dmlld2VkIGJ5IE5PQk9EWSAoT09QUyEpLgorICAgICAgICAKKyAgICAgICAgaHR0cHM6Ly9idWdz LndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTI0NDMzCisgICAgICAgIAorICAgICAgICBEdXJp bmcgaGl0IHRlc3Rpbmcgd2l0aCB0cmFuc2Zvcm1zLCBpZiBhIGxheWVyIGhhcyBiYWNrZmFjZS12 aXNpYmlsaXR5OiBoaWRkZW4sCisgICAgICAgIHdlIG5lZWQgdG8gY2hlY2sgZm9yIGl0IHdoZXRo ZXIgb3Igbm90IHRoZSBsYXllciBoYXMgYSB0cmFuc2Zvcm0sIGJlY2F1c2UgaXQKKyAgICAgICAg bWlnaHQgYmUgYW4gYW5jZXN0b3IgdGhhdCBpcyB0cmFuc2Zvcm1lZC4KKworICAgICAgICBUZXN0 OiB0cmFuc2Zvcm1zLzNkL2hpdC10ZXN0aW5nL2JhY2tmYWNlLW5vLXRyYW5zZm9ybS1oaXQtdGVz dC5odG1sCisKKyAgICAgICAgKiByZW5kZXJpbmcvUmVuZGVyTGF5ZXIuY3BwOgorICAgICAgICAo V2ViQ29yZTo6UmVuZGVyTGF5ZXI6OmhpdFRlc3RMYXllcik6CisKIDIwMDktMDMtMDYgIEVyaWMg Q2FybHNvbiAgPGVyaWMuY2FybHNvbkBhcHBsZS5jb20+CiAKICAgICAgICAgUmV2aWV3ZWQgYnkg U2ltb24gRnJhc2VyLgpkaWZmIC0tZ2l0IGEvV2ViQ29yZS9yZW5kZXJpbmcvUmVuZGVyTGF5ZXIu Y3BwIGIvV2ViQ29yZS9yZW5kZXJpbmcvUmVuZGVyTGF5ZXIuY3BwCmluZGV4IGJkOThiYTUuLjBm OTkxMmMgMTAwNjQ0Ci0tLSBhL1dlYkNvcmUvcmVuZGVyaW5nL1JlbmRlckxheWVyLmNwcAorKysg Yi9XZWJDb3JlL3JlbmRlcmluZy9SZW5kZXJMYXllci5jcHAKQEAgLTIyMjYsMTQgKzIyMjYsNiBA QCBSZW5kZXJMYXllciogUmVuZGVyTGF5ZXI6OmhpdFRlc3RMYXllcihSZW5kZXJMYXllciogcm9v dExheWVyLCBSZW5kZXJMYXllciogY29udAogICAgICAgICBpZiAoIW5ld1RyYW5zZm9ybVN0YXRl LT5tX2FjY3VtdWxhdGVkVHJhbnNmb3JtLmlzSW52ZXJ0aWJsZSgpKQogICAgICAgICAgICAgcmV0 dXJuIDA7CiAKLSAgICAgICAgLy8gQ2hlY2sgZm9yIGhpdCB0ZXN0IG9uIGJhY2tmYWNlIGlmIGJh Y2tmYWNlLXZpc2liaWxpdHkgaXMgJ2hpZGRlbicKLSAgICAgICAgaWYgKHJlbmRlcmVyKCktPnN0 eWxlKCktPmJhY2tmYWNlVmlzaWJpbGl0eSgpID09IEJhY2tmYWNlVmlzaWJpbGl0eUhpZGRlbikg ewotICAgICAgICAgICAgVHJhbnNmb3JtYXRpb25NYXRyaXggaW52ZXJ0ZWRNYXRyaXggPSBuZXdU cmFuc2Zvcm1TdGF0ZS0+bV9hY2N1bXVsYXRlZFRyYW5zZm9ybS5pbnZlcnNlKCk7Ci0gICAgICAg ICAgICAvLyBJZiB0aGUgei12ZWN0b3Igb2YgdGhlIG1hdHJpeCBpcyBuZWdhdGl2ZSwgdGhlIGJh Y2sgaXMgZmFjaW5nIHRvd2FyZHMgdGhlIHZpZXdlci4KLSAgICAgICAgICAgIGlmIChpbnZlcnRl ZE1hdHJpeC5tMzMoKSA8IDApCi0gICAgICAgICAgICAgICAgcmV0dXJuIDA7Ci0gICAgICAgIH0K LQogICAgICAgICAvLyBDb21wdXRlIHRoZSBwb2ludCBhbmQgdGhlIGhpdCB0ZXN0IHJlY3QgaW4g dGhlIGNvb3JkcyBvZiB0aGlzIGxheWVyIGJ5IHVzaW5nIHRoZSB2YWx1ZXMKICAgICAgICAgLy8g ZnJvbSB0aGUgdHJhbnNmb3JtU3RhdGUsIHdoaWNoIHN0b3JlIHRoZSBwb2ludCBhbmQgcXVhZCBp biB0aGUgY29vcmRzIG9mIHRoZSBsYXN0IGZsYXR0ZW5lZAogICAgICAgICAvLyBsYXllciwgYW5k IHRoZSBhY2N1bXVsYXRlZCB0cmFuc2Zvcm0gd2hpY2ggbGV0cyB1cCBtYXAgdGhyb3VnaCBwcmVz ZXJ2ZS0zZCBsYXllcnMuCkBAIC0yMjYxLDYgKzIyNTMsMTQgQEAgUmVuZGVyTGF5ZXIqIFJlbmRl ckxheWVyOjpoaXRUZXN0TGF5ZXIoUmVuZGVyTGF5ZXIqIHJvb3RMYXllciwgUmVuZGVyTGF5ZXIq IGNvbnQKICAgICAgICAgbG9jYWxUcmFuc2Zvcm1TdGF0ZSA9IGNyZWF0ZUxvY2FsVHJhbnNmb3Jt U3RhdGUocm9vdExheWVyLCBjb250YWluZXJMYXllciwgaGl0VGVzdFJlY3QsIGhpdFRlc3RQb2lu dCwgdHJhbnNmb3JtU3RhdGUpOwogICAgIH0KIAorICAgIC8vIENoZWNrIGZvciBoaXQgdGVzdCBv biBiYWNrZmFjZSBpZiBiYWNrZmFjZS12aXNpYmlsaXR5IGlzICdoaWRkZW4nCisgICAgaWYgKGxv Y2FsVHJhbnNmb3JtU3RhdGUgJiYgcmVuZGVyZXIoKS0+c3R5bGUoKS0+YmFja2ZhY2VWaXNpYmls aXR5KCkgPT0gQmFja2ZhY2VWaXNpYmlsaXR5SGlkZGVuKSB7CisgICAgICAgIFRyYW5zZm9ybWF0 aW9uTWF0cml4IGludmVydGVkTWF0cml4ID0gbG9jYWxUcmFuc2Zvcm1TdGF0ZS0+bV9hY2N1bXVs YXRlZFRyYW5zZm9ybS5pbnZlcnNlKCk7CisgICAgICAgIC8vIElmIHRoZSB6LXZlY3RvciBvZiB0 aGUgbWF0cml4IGlzIG5lZ2F0aXZlLCB0aGUgYmFjayBpcyBmYWNpbmcgdG93YXJkcyB0aGUgdmll d2VyLgorICAgICAgICBpZiAoaW52ZXJ0ZWRNYXRyaXgubTMzKCkgPCAwKQorICAgICAgICAgICAg cmV0dXJuIDA7CisgICAgfQorCiAgICAgUmVmUHRyPEhpdFRlc3RpbmdUcmFuc2Zvcm1TdGF0ZT4g dW5mbGF0dGVuZWRUcmFuc2Zvcm1TdGF0ZSA9IGxvY2FsVHJhbnNmb3JtU3RhdGU7CiAgICAgaWYg KGxvY2FsVHJhbnNmb3JtU3RhdGUgJiYgIXByZXNlcnZlczNEKCkpIHsKICAgICAgICAgLy8gS2Vl cCBhIGNvcHkgb2YgdGhlIHByZS1mbGF0dGVuaW5nIHN0YXRlLCBmb3IgY29tcHV0aW5nIHotb2Zm c2V0cyBmb3IgdGhlIGNvbnRhaW5lcgo=