{"id":495,"date":"2014-11-23T15:50:24","date_gmt":"2014-11-23T07:50:24","guid":{"rendered":"http:\/\/www.animator.idv.tw\/?p=495"},"modified":"2014-12-29T18:31:47","modified_gmt":"2014-12-29T10:31:47","slug":"disney-animation-%e7%9a%84%e6%96%b0-renderer-hyperion","status":"publish","type":"post","link":"https:\/\/www.animator.idv.tw\/?p=495","title":{"rendered":"Disney Animation \u7684\u65b0 Renderer &#8220;Hyperion&#8221;"},"content":{"rendered":"<p>\u5728fxGuide\u4e0a\u4ecb\u7d39\u4e86Disney Animation Studio\u65b0\u7684Renderer &#8220;Hyperion&#8221;\uff0c\u4f7f\u7528\u5728\u65b0\u7684\u52d5\u756b\u96fb\u5f71(BH6)Big Hero 6\u4e0a\uff0c\u5728\u53bb\u5e74\u7684Eurographics Symposium\u4e0aDisney Animation Studio\u767c\u8868\u4e00\u7bc7Paper <a href=\"http:\/\/www.andyselle.com\/papers\/20\/\">&#8220;Sorted Deferred Shading for Production Path Tracing&#8221;<\/a>\uff0c\u9019\u500bPaper\u88e1\u63cf\u8ff0\u4e86\u5275\u65b0\u7684\u662f&#8221;Hyperion&#8221;\u662f\u8981\u627e\u5230\u4e00\u7a2ePath Tracing\u5927\u91cf\u5e7e\u4f55\u5143\u4ef6\u7684\u4e00\u7a2e\u65b9\u6cd5\uff0c\u4f46\u8ddf\u4e00\u822c\u7684\u65b9\u6cd5\u6bd4\u8d77\u4f86\uff0c\u5b83\u6709\u5169\u500b\u4e0d\u540c\u7684\u90e8\u5206\uff0c\u9019\u500brenderer\u5c0d\u6f5b\u5728out-core ray\u505a\u6392\u5e8f\uff0c\u6709\u6548\u628a\u985e\u4f3c\u7684ray bounce\u7fa4\u96c6\u8d77\u4f86\uff0c\u7b2c\u4e8c\u7684\u90e8\u5206\u4e5f\u662f\u6700\u91cd\u8981\u662frenderer\u4e0d\u5728ray hit\u7684\u6642\u5019\u505aShading\uff0c\u76f4\u5230\u5b8c\u6210ray\u6392\u5e8f(sorted)\u8207\u7fa4\u96c6(group)\u624d\u505a\uff0c\u9019\u500b\u8b93Renderer\u53ef\u4ee5\u5728\u6709\u8a18\u61b6\u9ad4\u9650\u5236\u786c\u9ad4\u6216\u6676\u7247\u5167\uff0c\u4e0d\u7528\u4efb\u4f55Cache\uff0c\u505a\u5927\u91cf\u7684\u6a21\u578b\u7684global illumination, irradiance, radiosity\u6216physically based lighting\u7684Render\u3002<\/p>\n<p><a href=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/10\/Hyperion_sorting.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-500\" src=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/10\/Hyperion_sorting.png\" alt=\"Hyperion_sorting\" width=\"823\" height=\"505\" srcset=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/10\/Hyperion_sorting.png 823w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/10\/Hyperion_sorting-300x184.png 300w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/10\/Hyperion_sorting-150x92.png 150w\" sizes=\"(max-width: 823px) 100vw, 823px\" \/><\/a><\/p>\n<p>\u8a72\u7cfb\u7d71\u907f\u514d\u4e86\u5927\u91cf\u7684Point Cloud\u8207Deep Shadow Map\u7684\u8cc7\u6599\u8207\u7dad\u8b77\uff0c\u5c0d\u8a31\u591a\u7684\u5176\u4ed6\u6c92\u6709Cache\u7684Renderer\uff0c\u6e1b\u5c11ray\u7684bounce\u8207shading\u8f03\u5c11\u91cfpoint\u6578\u91cf\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0cHyperion\u53ef\u4ee5\u7528\u5f88\u8907\u96dc\u7684ray bounce\u4f86shading\u5927\u91cf\u7684\u5e7e\u4f55\u5143\u4ef6\uff0c\u525b\u597d\u9069\u5408\u7528\u5728BH6\u7684\u8907\u96dc\u5834\u666f\uff0c\u4e5f\u662f\u7b2c\u4e00\u90e8\u4f7f\u7528\u9019\u500b\u65b0\u7684Renderer\u7684Disney\u7684\u96fb\u5f71\u3002<\/p>\n<p><iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/ckAGKzTKsvw\" width=\"854\" height=\"510\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p>Big Hero 6\u662fDisney\u7b2c54\u90e8\u52d5\u756b\u96fb\u5f71\uff0c\u9748\u611f\u4f86\u81ea\u65bc\u540c\u540dMarvel Comics\u8d85\u7d1a\u82f1\u96c4\u5718\u968a\u7684\u8d85\u7d1a\u82f1\u96c4\u559c\u5287\u96fb\u5f71\uff0c\u5834\u666f\u8a2d\u5b9a\u5728\u7a31\u70baSan Fransokyo\u7684\u865b\u64ec\u5927\u90fd\u5e02\uff0c\u57ce\u5e02\u7684\u8a87\u5f35\u5316\u7684\u8cc7\u6599\u662f\u4f86\u81ea\u820a\u91d1\u5c71\u7684\u9109\u6751\u79df\u7a05\u8cc7\u7522\u5730\u5716\u8cc7\u6599\u8fa6\u516c\u5ba4\u3002\u57ce\u5e02\u6240\u6539\u9020\u5f8c\u5448\u73fe\u51fa\u7684\u6548\u679c\uff0c\u50cf\u662f\u5c71\u5761\u90fd\u6bd4\u771f\u5be6\u7684\u820a\u91d1\u5c71\u4f86\u7684\u9ad8\u8207\u9661\u5ced\uff0c\u9019\u500b\u57ce\u5e02\u662f\u85dd\u8853\u8207\u6280\u8853\u7684\u6311\u6230\uff0c\u56e0\u70ba\u5b83\u662fDisney\u6709\u53f2\u4ee5\u4f86\u96fb\u5f71\u7684\u8907\u96dc\u5ea63\u500d\u4e4b\u591a\u3002<\/p>\n<p>San Fransokyo\u57ce\u5e02\u670983000\u500b\u7a0b\u5e8f\u5316\u5efa\u7acb\u7684\u5efa\u7bc9\u7269\uff0c\u518d\u52a0\u4e0a\u6578\u91cf\u985e\u4f3c\u7684\u8857\u9053\u9053\u5177\u8207\u6a39\u6728\uff0c\u5176\u4e2d\u6709216,000\u76de\u8def\u71c8\u4ee56\u500b\u57fa\u672c\u7684\u8a2d\u8a08\u6a23\u5f0f\u53c3\u7167\u5efa\u7acb\uff0c\u96fb\u5f71\u7684Pipeline\u8207Hyperion\u652f\u63f4\u5728Shot\u88e1\u4f7f\u7528instance\uff0c\u540c\u6a23\u7528\u5728micro-bot\u7684\u6548\u679c\u4e2d\uff0c\u5176\u4e2d\u4e00\u500b\u5c0d\u88fd\u4f5c\u7b49\u7d1a\u7684raytracing renderer\u6700\u8907\u96dc\u7684\u6311\u6230\u662f\u8907\u88fd\u591c\u9593\u57ce\u5e02\u88e1\u5927\u91cf\u7684\u71c8\u5149\u8207\u767c\u5149\u6a19\u793a\uff0c&#8221;\u6709\u5e7e\u5341\u842c\u7684\u71c8\u5149\u5728\u57ce\u5e02\u88e1&#8221;Driskill\u8aaa\uff0c&#8221;\u9019\u662f\u4e00\u500b\u6311\u6230\uff0c\u6211\u5011\u5fc5\u9808\u52aa\u529b\u7684\u5c07\u7b97\u5716\u7d50\u679c\u9054\u5230\u6c92\u6709\u96dc\u9ede(Noise)\uff0c\u770b\u8d77\u4f86\u66f4\u597d\uff0c\u4f46\u6211\u5011\u4f7f\u7528\u5f8c\uff0c\u6211\u8a8d\u70ba\u5f71\u50cf\u5df2\u7d93\u8aaa\u660e\u4e00\u5207&#8221;\u3002<\/p>\n<p><a href=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_02.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-large wp-image-593\" src=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_02-1024x429.jpg\" alt=\"BIG HERO 6\" width=\"800\" height=\"335\" srcset=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_02-1024x429.jpg 1024w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_02-300x125.jpg 300w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_02-150x62.jpg 150w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_02.jpg 1844w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a><\/p>\n<p>\u5728\u71c8\u5149\u65b9\u9762\uff0crenderer\u7cfb\u7d71\u4e0d\u50c5\u6709\u57fa\u65bc\u7269\u7406\u5149\u6e90(physically based lighting)\u70ba\u76ee\u6a19\u7684area lights\uff0c\u4e5f\u652f\u63f4illuminating volumes\u8207\u4efb\u610f\u9020\u578b\u7684\u767c\u5149\u5e7e\u4f55\u5143\u4ef6\uff0c\u9019\u662f\u4e00\u500b\u901a\u7528\u7684\u5de5\u5177\uff0c\u7528\u5728\u5176\u4e2d\u4e00\u500b\u89d2\u8272Fred\u5674\u706b\u4e0a\uff0cDriskill\u8aaa\u9053 : &#8220;\u706b\u7167\u4eae\u4e86\u74b0\u5883\uff0c\u7167\u4eae\u4e86\u706b\u7184\u4e86\u4e4b\u5f8c\u7684\u7159\u9727\uff0c\u9019\u975e\u5e38\u6f02\u4eae\uff0c\u6240\u6709\u7684\u6771\u897f\u90fd\u53ef\u4ee5\u662femitter&#8221;\u3002<\/p>\n<p>\u8a72\u5718\u968a\u82b1\u4e86\u5169\u5e74\u6253\u9020Hyperion\uff0c\u540c\u6642\u4e5f\u88fd\u4f5cBH6\uff0c&#8221;\u6211\u5011\u5fc5\u9808\u63d0\u9192\u81ea\u5df1\uff0c\u6211\u5011\u4f7f\u7528\u6e2c\u8a66\u7248\u5728\u505a\u96fb\u5f71&#8221;\uff0cDriskill\u8aaa, &#8220;\u9019\u771f\u7684\u53ea\u662f\u4e00\u500b\u8070\u660e\u7684\u60f3\u6cd5\uff0c\u70ba\u4e86\u505a\u4e00\u500b\u5728\u8907\u96dc\u74b0\u5883\u5448\u73fe\u66f4\u597d\u7684Multi-bounce illumination\uff0c\u9019\u662f\u8a31\u591aglobal illumination renderer\u90fd\u5728\u596e\u9b25\u7684\uff0c\u66f4\u591a\u66f4\u591a\u7684\u5e7e\u4f55\u5143\u4ef6\uff0c\u6211\u5011\u7684\u96fb\u5f71\u8d8a\u4f86\u8d8a\u8907\u96dc\uff0c\u6211\u5011\u89ba\u5f97\u9019\u500b\u60f3\u6cd5\u503c\u5f97\u53bb\u8ffd\u6c42&#8221;<\/p>\n<p>Driskill\u8aaa\u5373\u4f7f\u5230\u4eca\u5929\u8edf\u9ad4\u5230\u4e861.0\u7684\u7248\u672c\uff0c\u4f46\u662f\u5df2\u7d93\u4e0d\u53ea\u5728BH6\u8b49\u660e\u4e86\u5176\u5f71\u50cf\u54c1\u8cea\u8207\u50f9\u503c\uff0c\u4e5f\u6703\u5728\u77ed\u7247Feast\u5728\u96fb\u5f71\u64ad\u653e\u4e4b\u524d11\u6708\u6642\u5168\u7403\u9996\u64ad\uff0cDriskill\u89ba\u5f97San Fransokyo\u7684\u9f90\u5927\u8207\u8907\u96dc\u5ea6\u7684\u610f\u8c61\uff0c&#8221;\u6c92\u6709\u5176\u4ed6\u65b9\u6cd5\u53ef\u4ee5\u505a\u5230&#8221;<\/p>\n<p><a href=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_01.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-large wp-image-591\" src=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_01-1024x428.jpg\" alt=\"bigHero6_01\" width=\"800\" height=\"334\" srcset=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_01-1024x428.jpg 1024w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_01-300x125.jpg 300w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_01-150x62.jpg 150w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_01.jpg 1920w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a><\/p>\n<p>\u4f46\u662f\u5c0d\u65bcRenderMan\uff0c\u64daHendrickson\u89e3\u91cbDisney\u6709\u5438\u5f15\u529b\u7684\u6280\u8853\u662f\u4f7f\u7528global illumination\uff0c\u5728\u696d\u754c\u4e0d\u7b97\u65b0\uff0c\u4f46\u662f\u6bcf\u4e00\u500b\u5167\u5bb9\u5275\u4f5c\u7fa4\u7d44(Pixar, ILM)\u90fd\u64c1\u6709\u81ea\u5df1\u7684\u6d41\u7a0b(pipeline)\uff0c&#8221;\u9019\u5c07\u6709\u52a9\u65bc\u6211\u5011\u76e1\u53ef\u80fd\u7684\u52a0\u5feb\u5275\u65b0\u7684\u9032\u6b65\u7684\u901f\u5ea6&#8221;\uff0c&#8221;\u6bcf\u500b\u7fa4\u7d44\u505a\u81ea\u5df1\u7684\u8a08\u7b97\u6a5f\u5716\u5b78\u5be6\u9a57\uff0c\u7136\u5f8c\u8207\u5176\u4ed6\u7fa4\u7d44\u5171\u4eab\u6210\u679c&#8221;\u3002<\/p>\n<p>\u5176\u4e2d\u7684\u4e00\u500b\u5275\u65b0\u6027\u7684\u63a2\u7d22\u662f\u7531Burley\u6240\u4e3b\u5c0e\uff0c\u8a72\u7fa4\u7d44\u6253\u7b97\u628aHyperion\u7e7c\u7e8c\u958b\u767c\u6210\u70ba\u7368\u7acb\u7684Renderer\uff0c\u597d\u8655\u6703\u8513\u5ef6\u5230\u5176\u4ed6\u90e8\u5206\uff0c&#8221;\u6211\u5011\u6301\u7e8c\u9019\u65b9\u9762\u7684\u958b\u767c\uff0c\u4f46\u6709\u8da3\u7684\u662f\uff0c\u6211\u5011\u767c\u73fe\u771f\u7684\u5f88\u9177\u7684\u6771\u897f\uff0c\u5225\u7684\u7fa4\u7d44\u6703\u6293\u4f4f\u4e26\u52a0\u9032\u53bb\u7a0b\u5f0f\u5eab\u4e2d&#8221;\uff0cHendrickson\u8aaa&#8221;\u6709\u4e00\u500b\u5f88\u597d\u7684\u4f8b\u5b50\u5c31\u662f\uff0cshader\u63cf\u8ff0\u51fa\u73fe\u5728PRMAN v19\uff0cDisney Animation PxrDisney BxDfs (BRDFs)\u4f34\u96a8RenderMan\u92b7\u552e\uff0c\u5176\u8207Hyperion\u6240\u4f7f\u7528\u7684\u5b8c\u5168\u76f8\u540c&#8221;\u3002<\/p>\n<p>Hyperion\u662f\u4e00\u500buni-directional(\u55ae\u5411) path tracer\uff0c\u56b4\u683c\u4f86\u8aaa\uff0c\u6703\u6709\u4e00\u5b9a\u7684\u8a0a\u606f\u56de\u50b3\uff0c\u4f46\u662fbi-directional(\u96d9\u5411)\u7684\u6280\u8853\u9700\u8981\u5b8c\u6574\u7684\u71c8\u5149\u8def\u5f91\uff0c\u76ee\u524dHyperion\u5728\u6c92\u751a\u9ebc\u91cd\u8981\u7684\u6539\u52d5\u4e0b\uff0c\u5c07\u7121\u6cd5\u53d6\u5f97bi-direction\u8def\u5f91\u7684\u8ffd\u8e64\uff0c\uff0c\u9019\u65b9\u9762\u4e5f\u8207\u5305\u542bbi-directional\u7684\u6c92\u751a\u9ebc\u4e0d\u540c\uff0c\u4e8b\u5be6\u4e0a\u53ea\u662f\u5728ray\u5230\u9054\u5149\u6e90\u7684\u6642\u5019\u5c31\u56de\u8986\u7d50\u679c&#8221;\u4e00\u5207\u53cd\u5f48\u5230\u9054\u76ee\u7684\u90fd\u7528weight\u4f86\u4f5c\u52a0\u6b0a&#8221;\uff0cDriskill\u8aaa:&#8221;\u4e00\u65e6\u4e00\u689dray\u5b8c\u6210\uff0c\u6700\u5f8c\u7684ray\u6703\u8a18\u4f4f\u5b83\u5f9e\u54ea\u88e1\u4f86\uff0c\u6240\u4ee5\u958b\u59cb\u53cd\u65b9\u5411\u586b\u5145\u7b2c\u4e00\u6b21\u53cd\u5f48\u5149\u6e90\u6703\u5728\u54ea\u88e1\u7b49\u7b49\uff0c\u9019\u610f\u5473\u8457\uff0c\u4e0b\u4e00\u689dray\u76ee\u7684\u5927\u81f4\u4e0a\u90fd\u5728\u540c\u6a23\u7684\u65b9\u5411\uff0c\u4e26\u9810\u6e2c\u5149\u6e90\u6703\u5728\u54ea\u88e1&#8221;\uff0c\u9019\u4e0d\u662f\u4e00\u500bbi-directional\u7684\u7cfb\u7d71\uff0c\u4f46\u662f\u53ef\u80fd\u591a\u904e\u55ae\u7d14\u7684uni-directional tracer\u3002Hyperion\u53ef\u4ee5\u505acaustics(\u6563\u7126)\uff0c\u53ea\u56de\u8ffd\u7684\u53cd\u5f48\u53ea\u6709\u5e7e\u500b\uff0c&#8221;\u88fd\u4f5c\u51fa\u7684\u7d50\u679c\uff0c\u6211\u5011\u771f\u7684\u5f88\u9ad8\u8208\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u4e9b\u6f02\u4eae\u7684caustics(\u6563\u7126)&#8221;Driskill\u88dc\u5145\u3002<\/p>\n<p>Hyperion\u9762\u81e8\u7684\u7b97\u5716\u4efb\u52d9\u4e0d\u50c5\u662f\u5927\u578b\u57ce\u5e02\u74b0\u5883\u7684\u5927\u91cf\u53cd\u5c04\u9762\u8207\u5149\u6e90\uff0c\u4e5f\u5305\u542b\u8907\u96dc\u7684\u4eba\u7269\u5448\u73fe\u7684sub-surface scattering (SSS)\uff0c&#8221;\u6211\u5011\u4e0b\u4e00\u90e8\u96fb\u5f71\u662f\u5168\u90e8\u6bdb\u8338\u8338\u7684\u89d2\u8272&#8221;Driskill\u8868\u793a\uff0c\u6b63\u56e0\u70ba\u5982\u6b64\uff0c\u8a72\u5718\u968a\u9700\u8981\u89e3\u6c7aSSS\uff0cFur\u8207\u6709\u6a5f\u6750\u8cea\u7684Rendering\u4f86\u76e1\u53ef\u80fd\u6bd4\u50b3\u7d71\u7c21\u55ae\u7684raytrace\u8868\u9762\u5448\u73fe\u7684\u66f4\u591a\u3002<\/p>\n<p>\u9019\u500b\u5718\u968a\u5c0d\u65bcSSS\u7684\u65b9\u6cd5\u5c1a\u672a\u516c\u5e03\uff0c\u4f46\u662f\u4ed6\u5011\u70ba\u4e86Big Hero 6\u88fd\u4f5c\u51fa\u4ed6\u5011\u81ea\u5df1\u7684\u65b0\u7684SSS\u6f14\u7b97\u6cd5\u3002&#8221;\u6211\u5011\u770b\u904d\u4e86\u6240\u6709\u7684\u65b9\u6cd5&#8221;\uff0cHendrickson\u8aaa\uff0c&#8221;\u6211\u5011\u6c7a\u5b9a\uff0c\u6c92\u6709\u5be6\u969b\u7684\u7d50\u679c\uff0c\u4f46\u662f\u6211\u5011\u53c8\u60f3\u8981\uff0c\u6240\u4ee5\u6211\u5011\u5c31\u505a\u4e86\u5c6c\u65bc\u6211\u5011\u7684&#8221;\u3002<\/p>\n<div id=\"attachment_598\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_03.jpg\"><img aria-describedby=\"caption-attachment-598\" decoding=\"async\" loading=\"lazy\" class=\"size-large wp-image-598\" src=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_03-1024x428.jpg\" alt=\"\u8a72\u5718\u968a\u5728BH6\u4e2d\u4f7f\u7528\u65b0\u7684SSS\u65b9\u6cd5\" width=\"800\" height=\"334\" srcset=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_03-1024x428.jpg 1024w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_03-300x125.jpg 300w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_03-150x62.jpg 150w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/bigHero6_03.jpg 1920w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a><p id=\"caption-attachment-598\" class=\"wp-caption-text\">\u8a72\u5718\u968a\u5728BH6\u4e2d\u4f7f\u7528\u65b0\u7684SSS\u65b9\u6cd5<\/p><\/div>\n<p>\u4f5c\u70ba\u91cd\u982d\u6253\u9020Renderer\u7684\u5718\u968a\uff0c\u4ed6\u5011\u5fc5\u9808\u8981\u6aa2\u9a57\u73fe\u4ee3Renderer\u7684\u6bcf\u500b\u65b9\u9762\uff0c\u4e26\u6c7a\u5b9a\u4ed6\u5011\u662f\u8981\u958b\u767c\u66f4\u591a\u7684\u65b0\u9078\u9805\u6216\u662f\u52a0\u5165\u66f4\u591a\u5df2\u77e5\u7684\u6f14\u7b97\u6cd5\uff0c\u4f8b\u5982\u9ad4\u7a4d\u7b97\u5716\u7684\u900f\u5c04\u91cf(volumetric rendering for transmissive volumes)\uff0c\u6709\u6642\u5019\u8868\u73fe\u7684\u5f62\u5f0f\u5c31\u662f\u9727(Fog)\uff0c\u6709\u9451\u65bc\u662f\u96fb\u5f71\uff0c\u8a72\u5718\u968a\u6c7a\u5b9a\u4e0d\u4ee5\u50b3\u7d71\u7684\u65b9\u5f0f\uff0c\u4e26\u8207\u8fea\u58eb\u5c3c\u8607\u9ece\u4e16\u7814\u7a76\u4e2d\u5fc3(Disney Zurich Research)\u7814\u7a76\u4e00\u7a2e\u6df7\u5408\u7684\u65b9\u5f0f\uff0c\u61c9\u8a72\u662f\u65bc\u4eca\u5e74SIGGPRAPH Zurich Research\u6240\u767c\u8868\u7684Paper\u6c92\u751a\u9ebc\u4e0d\u540c\uff0c\u4f46\u662fDisney\u9084\u6c92\u6709\u516c\u958b\u767c\u8868\u3002<\/p>\n<p>Hyperion\u5ee3\u6cdb\u7684\u4f7f\u7528MIS(multiple-importance sampling)\uff0c\u96d6\u7136\u4f30\u8a08\u6709700000\u884c\u5de6\u53f3\u7684\u65b0\u7684C++\u7a0b\u5f0f\u78bc\u4e3b\u8981\u662f\u904e\u53bb\u5169\u5e74\u5beb\u7684\uff0c\u4f9d\u7136\u662f\u4ee5Wreck-It Ralph(\u7121\u6575\u7834\u58de\u738b)\u8207Frozen(\u51b0\u96ea\u5947\u7de3)\u7684\u95dc\u9375\u7d93\u9a57\u70ba\u57fa\u790e\u5efa\u7acb\uff0c\u5728Frozen\u4e2d\u5efa\u7acb\u4e86BRDF\u7684framework\uff0c&#8221;\u5728\u7b2c\u4e00\u968e\u6bb5area lights\u7684importance sampling\u5728Ralph\u88e1\u5efa\u7acb\u4e86&#8221;\uff0cDriskill\u8aaa&#8221;\u5728\u9019\u5169\u90e8\u96fb\u5f71\u6211\u5011\u5b78\u5230\u4e86\u5f88\u591a\uff0c\u4e5f\u5efa\u7acb\u7684\u8a31\u591a\u7684\u6771\u897f&#8221;\u3002<\/p>\n<p>\u8a72renderer\u8207\u6d41\u7a0b\u53ef\u4ee5render\u51fadeep data(\u6df1\u5ea6\u8cc7\u6599)\uff0c\u9019\u4e26\u4e0d\u6703\u7528\u5728\u6240\u6709\u7684\u93e1\u982d\u88e1\uff0c\u4f46\u662f&#8221;\u6211\u5011\u4e0d\u50c5\u56e0\u70ba\u8cc7\u6599\u91cf\u7dad\u8b77\u7684\u554f\u984c\u800c\u6709\u9650\u5236\u7684\u4f7f\u7528&#8221;Driskill\u8aaa&#8221;\u4e5f\u5c31\u662frender\u6642\u6240\u7522\u751f\u7684\u9f90\u5927\u8cc7\u6599\u96c6\u8207\u8907\u96dc\u6df1\u5ea6\u8cc7\u6599&#8221;\u3002<\/p>\n<h5><span style=\"color: #ff9900;\"><em><strong>Stereo: bent rays<\/strong><\/em><\/span><\/h5>\n<p>Disney\u64c1\u6709\u76f8\u7576\u9577\u8207\u81ea\u8c6a\u7684\u6b77\u53f2\uff0c\u7279\u5225\u662f\u8fd1\u5e74\u4f86\u96a8\u8457\u7acb\u9ad4\u88fd\u4f5c\u6d41\u7a0b\uff0c\u50cf\u662f\u5728\u63a1\u7528\u4e86\u8a72\u65b0\u6280\u8853\u7684Tangled(\u9577\u9aee\u516c\u4e3b)\uff0c\u5728\u67d0\u4e9b\u89d2\u8272\u93e1\u982d\u88e1\u8070\u660e\u7684\u5206\u958bimage\u5e73\u9762\u6df1\u5ea6\uff0c\u76f4\u5230\u4e3b\u8981\u89d2\u8272\u63a5\u8fd1\u93e1\u982d\u6642\u611f\u53d7\u5438\u5f15\u4f34\u96a8\u8457\u7acb\u9ad4\u611f\u96c6\u4e2d\uff0c\u9019\u6a23\u4e5f\u610f\u5473\u8457\u5728\u76f8\u540c\u93e1\u982d\u7684\u80cc\u666f\u6703\u8b8a\u5f97\u904e\u65bc\u6975\u7aef\u5c0e\u81f4\u773c\u775b\u4e0d\u9069\uff0c\u76f8\u53cd\u7684\u6703\u964d\u4f4e\u5168\u90e8\u7684\u7acb\u9ad4\u6548\u679c\uff0cDisney\u7387\u5148\u4f7f\u7528\u4e86\u7279\u6b8a\u7684\u651d\u5f71\u6a5fRIG\uff0c\u5229\u7528\u4e00\u500b&#8221;\u7acb\u9ad4\u76f8\u6a5f&#8221;Render\u524d\u666f\uff0c\u53e6\u4e00\u500bRender\u80cc\u666f\uff0c\u56e0\u6b64\u5728\u524d\u666f\u7684\u89d2\u8272\u6703\u66f4\u6eff\u7248\u8207\u8c50\u5bcc\uff0c\u4f46\u662f\u80cc\u666f\u8868\u73fe\u66f4\u70ba\u653e\u9b06\uff0c\u66f4\u5c11\u7684\u7acb\u9ad4\u611f\u3002Disney\u4e5f\u5c07\u9019\u4e9b\u6210\u529f\u7684\u651d\u5f71\u6a5fRIG\u63d0\u4f9b\u7d66Pixar\uff0c\u5728Pixar\u7684\u52d5\u756b\u96fb\u5f71\u88e1\u63a1\u7528\u3002<\/p>\n<p>\u5728BH6\u4e2d\uff0c\u5718\u968a\u9032\u4e00\u6b65\u958b\u767c\u4e86\u5f4e\u66f2ray\u7684\u651d\u5f71\u6a5f(bent ray cameras)\uff0c\u6700\u521d\u9019\u8868\u793a\u5728\u4e2d\u9593\u5728\u7b97\u51fa\u76f8\u540c\u5149\u7dda\u5728Shot\u88e1\u505a\u6539\u8b8a\uff0c\u9019\u907f\u514d\u70ba\u4e86\u6539\u8b8a\u5f9e\u5de6\u53f3\u773c\u7684ray\u5728Z Space\u7684\u79fb\u52d5\u800c\u505a\u7684\u4e0d\u9700\u8981\u7684\u90e8\u5206\u6df1\u5ea6\u904b\u7b97\u3002\u7b2c\u4e00\u500b\u70ba\u4e86\u5728BH6\u4e0a\u9762\u5be6\u4f5c\u5728\u67d0\u4e00\u500b\u81e8\u754c\u9ede(threshold point)\u6642\u7a81\u7136\u5207\u63db\uff0c\u4f46\u662f\u958b\u767c\u5718\u968a\u7814\u7a76\u628a\u5f9e\u4e00\u500b\u524d\u666f\u8207\u80cc\u666f\u7fbd\u5316\u6216\u5e73\u7de9\u904e\u6e21\u7684\u7acb\u9ad4\u8a2d\u5b9a\u8f49\u63db\u5230\u53e6\u4e00\u500b\uff0c\u5be6\u969b\u5728\u5149\u7dda\u5f4e\u66f2\u7684\u610f\u7fa9\u4e0a\u9762\uff0c&#8221;\u9019\u662f\u4e00\u500b\u5de8\u5927\u7684\u6210\u529f\uff0c\u71c8\u5149\u5e2b\u90fd\u611b\u6211\u5011&#8221;\uff0cDriskill\u8aaa\uff0c&#8221;\u73fe\u5728\u4ed6\u5011\u53ea\u8aaaRender\u5169\u96bb\u773c\u775b\uff0c\u4ed6\u5011\u5f97\u5230\u4e86\u6211\u5011\u6240\u8aaa\u7684\u591a\u7a2eRIG\uff0c\u5c01\u88dd\u5728\u55ae\u4e00Render\u8655\u7406\u7a0b\u5e8f\u7684\u6709\u8da3\u7684\u65b9\u5f0f\uff0c\u6240\u5448\u73fe\u7684\u66f4\u81ea\u7531\u7684\u6548\u679c&#8221;\uff0c&#8221;\u9019\u5e7e\u500b\u65b0\u7684\u7acb\u9ad4\u6700\u4f73\u5316\u8207\u589e\u5f37\u7684\u8a08\u756b\uff0c\u662f\u5718\u968a\u4f86\u76e1\u5feb\u9032\u884c\u7684\uff0c\u9019\u4e5f\u662fDisney\u5728\u8a31\u591a\u9818\u57df\u4e2d\u7684\u5c08\u5229\u4e4b\u4e00&#8221;<\/p>\n<p>Hyperion\u4e0d\u662f\u50cfMaxwell\u6216Weta\u7684\u65b0Renderer Manuka\u662f\u5149\u8b5c(spectral)Renderer\uff0c\u56e0\u70ba\u5728BH6\u88e1\u4e26\u4e0d\u9700\u8981\uff0c\u4f46\u662fHendrickson\u627f\u8a8d\u4ed6\u5011\u672a\u4f86\u6709\u8208\u8da3\u7814\u7a76\u5149\u8b5cRendering\uff0c\u7279\u5225\u662ffluorescents(\u87a2\u5149\u71c8), chromatic effects(\u8272\u6563\u6548\u679c)\uff0ciridescents(\u8679\u5f69\u6548\u679c)\u3002<\/p>\n<h5><span style=\"color: #ff9900;\"><em><strong>Rendering, CODA and the farm<\/strong><\/em><\/span><\/h5>\n<p>\u4f5c\u70ba\u88fd\u4f5c\u7684Renderer\uff0cHyperion\u8a2d\u8a08\u4e0a\u4f7f\u7528\u6838\u5fc3render farm\uff0cDisney\u6709\u4e00\u500b\u91cd\u8981\u7684render farm<\/p>\n<div id=\"attachment_588\" style=\"width: 725px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/Disney_RenderFarm.jpg\"><img aria-describedby=\"caption-attachment-588\" decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-588\" src=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/Disney_RenderFarm.jpg\" alt=\"Walt Disney Animation Studios\u64c1\u670955000\u500b\u6838\u5fc3\uff0c\u5728\u4e16\u754c\u8d85\u7d1a\u96fb\u8166\u6392\u540d\u7b2c75\u540d\" width=\"715\" height=\"600\" srcset=\"https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/Disney_RenderFarm.jpg 715w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/Disney_RenderFarm-300x251.jpg 300w, https:\/\/www.animator.idv.tw\/wp-content\/uploads\/2014\/11\/Disney_RenderFarm-150x125.jpg 150w\" sizes=\"(max-width: 715px) 100vw, 715px\" \/><\/a><p id=\"caption-attachment-588\" class=\"wp-caption-text\">Walt Disney Animation Studios\u64c1\u670955000\u500b\u6838\u5fc3\uff0c\u5728\u4e16\u754c\u8d85\u7d1a\u96fb\u8166\u6392\u540d\u7b2c75\u540d<\/p><\/div>\n<p>Disney Animation\u7684render farm\u5176\u5be6\u662f\u662f\u4e00\u7d44\u8a08\u7b97\u96f2\uff0c\u5206\u5e03\u5728\u56db\u500b\u7269\u7406\u7684\u7ad9\u9ede\uff0c\u6839\u64daElectronic Design\u96dc\u8a8c\uff0c\u5b83\u5728\u5176\u4ed6\u8d85\u7d1a\u96fb\u8166\u6bd4\u8f03\uff0c\u6392\u540d\u572875\u540d\uff0c\u64c1\u6709\u8d85\u904e55000\u9846intel\u7684\u6838\u5fc3\uff0c\u5176\u4e2d\u6709\u4e00\u4e9b\u81ea\u884c\u52a0\u901f\u7684\u652f\u63f4\uff0c\u4f46\u5728\u96dc\u8a8c\u6307\u51fa\u672a\u4f86\u6703\u6709GPU\u8207FPGA\u7684\u90e8\u5206\u3002\u8a72\u7cfb\u7d71\u6709400TB\u7684\u8a18\u61b6\u9ad4\uff0c\u4f7f\u75281.5\u5146\u74e6\u7684\u96fb\u529b\uff0c\u9019\u5be6\u969b\u4e0a\u4f9d\u7167render farm\u7684\u898f\u6a21\u9084\u6709\u6b63\u5e38\u7684\u96fb\u6e90\/\u7a7a\u8abf\u8207\u5176\u529f\u7387\u662f\u5408\u7406\u7684\u3002\u8a72\u7cfb\u7d71\u5efa\u7acb\u5728COTS 1U\u7684\u4f3a\u670d\u5668\u7fa4\u4e2d\uff0c\u900f\u904e10 Gigabit\u7684\u4e59\u592a\u7db2\u8def\u76f8\u9023\u63a5\uff0c\u6240\u6709\u7684non-volatile\u5132\u5b58\u88dd\u7f6e\u90fd\u662f\u4f7f\u7528\u56fa\u614b\u786c\u789f(SSD)\uff0cDisney\u5132\u5b58\u5bb9\u91cf\u5171\u67094Pbyte(petabyte=1000TB)\u3002<\/p>\n<p>Driskill\u89e3\u91cb Disney in-house CODA\u5de5\u4f5c\u5206\u914d\u7cfb\u7d71\u4f7f\u7cfb\u7d71\u986f\u793a\u70ba\u55ae\u4e00\u7684\u865b\u64ec\u7cfb\u7d71(virtual system)\uff0c\u5b83\u53ef\u4ee5\u8655\u7406\u5404\u7a2e\u7463\u4e8b\uff0c\u5f9e\u7b97\u5716\u5230Asset\u7ba1\u7406\uff0c\u8a72\u7cfb\u7d71\u4e00\u5929\u57f7\u884c\u7d041100000\u5c0f\u6642\u7684\u7b97\u5716\uff0c\u7b49\u540c\u65bc\u4e00\u592910\u842c\u500b\u5de5\u4f5c\u4efb\u52d9\uff0c\u7cfb\u7d71\u76f8\u7576\u81ea\u52d5\u5316\uff0c\u6240\u4ee5\u6c92\u6709\u9700\u8981\u904e\u591c\u7684\u54e1\u5de5\u3002<\/p>\n<p>CODA\u7cfb\u7d71\u5728\u4e09\u5e74\u524d\u5efa\u7acb\uff0c\u6700\u521d\u7684\u60f3\u6cd5\u53ef\u80fd\u5728\u5be6\u969b\u4e0a\u884c\u4e0d\u901a\uff0cDriskill\u63d0\u9192\uff0c\u9019\u500b\u7cfb\u7d71\u5de5\u4f5c\u4ee5&#8221;speculative execution&#8221;\u70ba\u6982\u5ff5\uff0c\u4f60\u555f\u52d5\u4e00\u500b\u5de5\u4f5c\u4f86\u586b\u6eff\u5217\u968a(queue)\u88e1\u7684\u6240\u6709\u6642\u9593\uff0c\u6bcf\u500b\u7368\u7acb\u7fa4\u7d44\u6709\u5404\u81ea\u7684\u5217\u968a\u5340\u6bb5\uff0c\u4f46\u662f\u6bcf\u500b\u4eba\u90fd\u53ef\u4ee5\u4f7f\u7528\u5b83\uff0c\u5982\u679c\u4ed6\u5011\u9700\u8981\u4f7f\u7528\uff0c\u4fbf\u6703\u555f\u52d5\u628a\u5176\u4ed6\u7684\u5de5\u4f5c\u8d95\u51fa\u53bb\uff0c\u9019\u500b\u555f\u52d5\u5de5\u4f5c\u4e4b\u5f8c\u522a\u9664\u5de5\u4f5c\u4f86\u9a30\u51fa\u7a7a\u9593\u7684\u60f3\u6cd5\uff0c\u6700\u521d\u88ab\u8a8d\u70ba\u662f\u4e00\u500b\u5947\u602a\u7684\u60f3\u6cd5\uff0c\u4f46Driskill\u6307\u51fa\uff0c\u8a72\u7cfb\u7d71\u9019\u9ebc\u597d\uff0c\u4ed6\u6709\u52a9\u65bc\u63a8\u52d5\u5927\u91cf\u7684\u7a0b\u5f0f\u78bc\u4f86\u57f7\u884c\u91cd\u4f5c(\u5982\u679c\u88ab\u4e2d\u65b7\u7684\u53ef\u4ee5\u88ab\u56de\u6536\u7e7c\u7e8c\u57f7\u884c)\uff0c&#8221;\u5b83\u4f7f\u6211\u5011\u7684\u5217\u968a(queue)\u7684\u5229\u7528\u7387\u975e\u5e38\u9ad8\uff0c\u6211\u5011\u904b\u884c\u5217\u968a\u5fd9\u788c\u7bc4\u570d\u572890%\u4ee5\u4e0a&#8221;\uff0c\u4ed6\u8aaa\uff0c\u8a72\u5718\u968a\u8a08\u7b97\u5728BH6\u6bcf\u5929\u4f30\u8a08\u8d85\u904e\u767e\u842crender\u5c0f\u6642\u3002<\/p>\n<p><iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/GSV3laJplpU\" width=\"854\" height=\"510\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<h5><span style=\"color: #ff9900;\"><em><strong>How it works<\/strong><\/em><\/span><\/h5>\n<p>\u5728\u89e3\u91cbHyperion\u7684\u5275\u65b0\u4e2d\uff0cDriskill\u8aaa\u5176\u4ed6\u7684\u5168\u57df\u7167\u660e(global illumination) renderer&#8221;\u8f09\u5165\u5e7e\u4f55\u5143\u4ef6\u4e4b\u5f8c\u5c31\u958b\u59cb\u5f9eCamera\u4e1f\u51faray\uff0c\u5728\u4f86\u9019\u4e9bray\u6253\u5230\u7269\u4ef6\u4e4b\u5f8c\u7136\u5f8c\u53cd\u5f48&#8221;\uff0c\u4f5c\u70ba\u7b97\u5716\u7684\u8a08\u7b97\u908f\u8f2f\u89e3\u6c7a\u65b9\u6848\uff0c\u5728\u7269\u4ef6\u8207ray\u7684\u4ea4\u9ede\uff0c\u6839\u64da\u6750\u8cea\uff0cRenderer\u767c\u5c04\u4e00\u7cfb\u5217\u7684\u7b2c\u4e8c\u6b21\u7684ray\uff0c&#8221;\u4f60\u505a\u4e86\u4e00\u6b21\u53cd\u5f48\uff0c\u5f97\u5230\u7684\u662f\u4e00\u5927\u5806ray\u7684\u6563\u5c04\u7d50\u679c\uff0c\u5c07\u4e00\u5806\u4e0d\u540c\u65b9\u5411\u7684\uff0c\u4f5c\u70ba2,3,4\u62165\u751a\u81f315\u6b21\u53cd\u5f48\uff0c\u5c07\u6703\u6602\u8cb4\u7684\u5982\u5929\u6587\u6578\u5b57\u822c\u3002&#8221;<\/p>\n<p>\u66f4\u8907\u96dc\u7684\u662f\u7576ray\u5206\u6563\u51fa\u4f86\uff0c\u9700\u8981\u5728\u8a18\u61b6\u9ad4\u88e1\u7684\u5834\u666f\u5e7e\u4f55\u8cc7\u8a0a\u4f86\u7d66\u9019\u4e9b\u4ea4\u9ede\uff0c&#8221;\u56e0\u70ba\u8981\u7d66\u4efb\u610fray\u518d\u4efb\u610f\u6642\u9593\u8655\u7406\u8a72\u53bb\u4ec0\u9ebc\u65b9\u5411&#8221;Driskill\u8aaa\u3002<\/p>\n<p>&#8220;\u4f46\u662f\u8070\u660e\u7684\u60f3\u6cd5(\u5728Hyperion)&#8221;\uff0cDriskill\u88dc\u5145\uff0c&#8221;\u662f\u5149\u7dda\u675f(ray boundle)\u7684\u60f3\u6cd5\uff0c\u5982\u679c\u4f60\u770b\u5f85render\u70ba\u5169\u500b\u6b65\u9a5f&#8221;<\/p>\n<ul>\n<li>1.\u4f60\u8981\u62cb\u51faray<\/li>\n<li>2.\u4f60\u8981\u89e3\u6c7a\u7576\u5b83\u5011\u78b0\u5230\u6771\u897f\u7684\u6642\u8a72\u505a\u4ec0\u9ebc<\/li>\n<\/ul>\n<p>\u5982\u679c\u4f60\u5c07\u6240\u6709\u591a\u5c11\u76f8\u540c\u7684\u65b9\u5411\u7684ray\u96c6\u5408\u6210\u675f\uff0c\u4f60\u652b\u53d6\u9019\u4e9brays\u4e26\u8996\u70ba\u6bcf\u500bray\uff0c\u7576\u6210\u662f\u81ea\u5df1\u7684\u6ce2(Wave)\u3002<\/p>\n<p>\u5728ESR\u7684\u8ad6\u6587\u4e2d\u89e3\u91cb&#8221;\u6211\u5011\u6392\u5e8f\u5927\u91cf\u7684\u53ef\u80fdout-core\u7684ray\u7684\u6279\u6b21\u4f86\u78ba\u4fdd\u4e00\u81f4\u6027\uff0c\u5de5\u4f5c\u65bc\u5927\u91cf\u7684\u6279\u6b21\uff0c\u5f9e\u8907\u96dc\u7684\u5834\u666f\u62bd\u53d6\u51fa\u9023\u8cab\u7684ray\u7fa4\u662f\u4e0d\u53ef\u5c11\u7684\uff0c\u7b2c\u4e8c\uff0c\u6211\u5011\u6392\u5e8fray hit\u7528\u65bc\u5305\u542bout-core\u8cbc\u5716\u7684\u5ef6\u9072\u8457\u8272(deferred shading)\uff0c\u5c0d\u65bc\u6bcf\u500b\u6279\u6b21\uff0c\u6211\u5011\u5be6\u73fe\u4e86\u5b8c\u7f8e\u7684\u5305\u542b\u5e8f\u5217\u8cbc\u5716\u8b80\u53d6\u7684\u9023\u7e8c\u8457\u8272\uff0c\u7701\u53bb\u4e86\u8cbc\u5716\u7684\u66ab\u5b58\uff0c\u5f88\u5c11Renderer\u6703\u8003\u616eout-core\u7684\u8cbc\u5716\u7684\u5b58\u53d6&#8221;\u3002<\/p>\n<p>\u5728\u4e0a\u9762\u7684\u6982\u8ff0\uff0c\u8a72\u904e\u7a0b\u958b\u59cb\u65bc\u5f9ecamera\u767c\u5c04\u51fa\u7684primary rays\uff0cHyperion\u57f7\u884cray\u7684\u6392\u5e8f\uff0c\u4e26\u4ee5\u5c55\u958b\u7684\u89d2\u5ea6\u5c07ray\u4ee5\u65b9\u5411\u4f86\u7fa4\u7d44\u6210\u4e00\u500b\u5927\u91cf\uff0c\u6392\u5e8f\u904e\u56fa\u5b9a\u5927\u5c0f\u7684ray\u7684\u6279\u6b21(batches)\uff0c\u901a\u5e38\u6bcf\u500b\u6279\u6b21\u7d0430\u523060M\u689dray\uff0c\u6839\u64daESR2013\u7684\u8ad6\u6587\uff0c\u7cfb\u7d71\u6703\u4e32\u6d41(stream)\u4e0d\u6d3b\u8e8d\u7684ray\u6279\u6b21\u5230local\u7684\u56fa\u614b\u786c\u789f(SSD)\u88e1\uff0c\u76f4\u5230\u7cfb\u7d71\u6e96\u5099\u597d\u9032\u884c\u6392\u5e8f\u8207trace\u4e0b\u4e00\u500b\u6279\u6b21\u3002<\/p>\n<p>\u7136\u5f8c\uff0c\u7cfb\u7d71\u57f7\u884c\u5834\u666f\u904d\u6b77(scene traversal)\uff0c\u5728\u6642\u9593\u88e1\u4f7f\u7528\u55ae\u4e00\u6392\u5e8f\u904e\u7684ray\u6279\u6b21\uff0c\u8a72\u5718\u968a\u5229\u7528\u4e00\u4ef6\u4e8b\uff0c\u4e5f\u5c31\u662f\u4ed6\u5011\u7684ray\u6279\u6b21\uff0c\u56fa\u5b9a\u65b9\u5411\u7684\u9023\u8cab\u57f7\u884c\u6bcf\u500b\u7bc0\u9ede\u5927\u81f4\u4e0a\u5f9e\u524d\u5230\u5f8c\u7684\u904d\u6b77\u3002\u904d\u6b77\u7684\u7d50\u679c\u662f\u4e00\u9023\u4e32hit point(one per ray)<\/p>\n<p>\u518d\u4f86\uff0chit point\u6392\u5e8f\u5728shading context\u88e1\u7d44\u7e54\u6240\u6709ray hits\uff0c\u6bcf\u4e00\u500b\u7d30\u5206\u7684mesh\u8207\u4e00\u6216\u591a\u500b\u8cbc\u5716\u6a94\u6848\u5305\u542b\u6bcf\u500blayer\u7684per-face\u8cbc\u5716\uff0c\u56e0\u6b64\u5b8c\u6574\u7684shading context\u5305\u542bmesh ID\u8207face ID\uff0c\u5229\u7528mesh ID\u5c07hit point\u7fa4\u7d44\u8d77\u4f86\uff0c\u7136\u5f8c\u5229\u7528face ID\u4f86\u6392\u5e8f\u6bcf\u500b\u7fa4\u7d44\u7528\u65bc\u9023\u8cab\u8cbc\u5716\u8207\u8457\u8272\u3002<\/p>\n<p>\u8457\u8272(Shading)\u767c\u751f\u5728\u5e73\u884c\u7684\u8655\u7406\u6bcf\u500b\u4e0d\u540cmesh\u7684\u7dda\u7a0b(thread)\uff0c\u5982\u679c\u8457\u8272\u7684\u5de5\u4f5c(task)\u6709\u8a31\u591a\u7684hit points\uff0c\u5c07\u6703\u5283\u5206\u6210\u5b50\u5de5\u4f5c(sub-task)\uff0c\u9032\u4e00\u6b65\u7684\u9010\u6f38\u589e\u52a0\u7684\u5e73\u884c\u5316\u3002\u5982\u679c\u4e00\u500b\u7269\u4ef6\u6216hit point\u88ab\u767c\u73fe\u662f\u767c\u5149\u7684\uff0c\u5176\u767c\u51fa\u7684\u6703\u9032\u5165\u5f71\u50cf\u7684\u66ab\u5b58\u5340\uff0cShader\u4e5f\u63d0\u4f9bsecondary ray\u56de\u5230ray\u7684\u6392\u5e8f\u4f86\u7e7c\u7e8cray\u7684\u8def\u5f91\uff0c\u56e0\u70ba\u7576\u8457\u8272\u4e00\u500bray batch\u6642\uff0c\u6bcf\u500bmesh face\u89f8\u53ca\u6700\u591a\u4e00\u6b21\uff0c\u6240\u6709\u7684shader\u8f38\u5165\uff0c\u5305\u542b\u8cbc\u5716\u53ea\u88ab\u8b80\u53d6\u4e00\u6b21\u3002<\/p>\n<p>\u9019\u500b\u6838\u5fc3\u6982\u5ff5\u662f&#8221;\u76f8\u7576\u5f37\u5927\u7684&#8221;\uff0cDriskill\u8aaa\uff0c&#8221;\u56e0\u70ba\u5b83\uff0c\u4ee5\u514d\u4f60\u5728\u6709\u5927\u91cf\u5e7e\u4f55\u5143\u4ef6\u7684\u5834\u666f\uff0c\u56e0\u70ba\u842c\u4e00\u5728ray\u4f7f\u7528\u5b83\u6642\uff0c\u4f60\u4e0d\u5fc5\u4fdd\u6301\u6240\u6709\u72c0\u6cc1\u90fd\u662f\u5f97\u5fc3\u61c9\u624b\u7684\uff0c\u770b\u5f85\u6240\u6709\u7684ray\uff0c\u6839\u64da\u5b83\u5011\u9762\u5411\u7684\u6253\u5305\u6210\u675f\uff0c\u9019\u662f\u5176\u4e2d\u4e00\u500b\u8070\u660e\u7684\u60f3\u6cd5\u3002\u54c7\u54e6\uff0c\u9019\u771f\u662f\u4e0d\u540c\uff0c\u6211\u5011\u6c7a\u5b9a\u503c\u5f97\u4e00\u8a66\uff0c\u6211\u5011\u505a\u4e86\u4e00\u4e9b\u5be6\u9a57\uff0c\u7d50\u679c\u770b\u8d77\u4f86\u771f\u7684\u6709\u5e0c\u671b\uff0c\u7136\u5f8c\u5c31\u6c7a\u5b9a\u4e86\u5f80\u9019\u65b9\u5411\u8d70\uff0c\u63a5\u8457\u5c31\u505a\u4e86\u4e00\u90e8\u96fb\u5f71\uff0c\u771f\u662f\u6709\u9ede\u760b\u72c2&#8221;\u3002<\/p>\n<h5><span style=\"color: #ff9900;\"><em><strong>Result<\/strong><\/em><\/span><\/h5>\n<p>\u8a72\u5718\u968a\u767c\u5e03\u5728\u76f8\u540c\u7684\u8ad6\u6587\u5728Hyperion\u7684\u65b9\u6cd5\u8207\u73fe\u6709\u7248\u672c\u7684RenderMan\u8207Arnold\u4e2d\u6bd4\u8f03\u6548\u80fd\u7684\u7d50\u679c\uff0c\u5728\u8d85\u51fa\u7bc4\u570d\u7684\u53cd\u5f48(2,3,4 \u9593\u63a5\u7684\u53cd\u5f48)\uff0c\u8cbc\u5716\u4ee5\u58d3\u7e2e\u683c\u5f0f\u5132\u5b58\u5728\u8cbc\u5716\u4f3a\u670d\u5668\u4e0a\uff0c\u4ed6\u5011\u572812\u6838\u5fc3\u7684Xeon 5675\uff0c\u64c1\u670948GB\u8a18\u61b6\u9ad4\u7684\u7cfb\u7d71\u4e0a\uff0c\u4f7f\u752812\u500b\u7dda\u7a0b(thread)\u6e2c\u8a66\u7b97\u5716\u3002<\/p>\n<p>Hyperion\u6216\u5176\u4ed6\u6a19\u6e96\u7684\u65b9\u6cd5\uff0c\u4e09\u500bRenderer\u5728\u6c92\u6709\u8cbc\u5716\u6642\uff0cray traversal\u7684\u6642\u9593\u53ea\u6709\u5f88\u5c0f\u7684\u5dee\u7570(\u5206\u5225\u662fArnold 9.8\u5206\u9418, PRMan 10.7\u5206\u9418, Disney Animation method 8.7\u5206\u9418)\uff0c\u7576\u7136\uff0c\u4efb\u4f55\u5834\u666f\u7684\u95dc\u9375\u5c31\u662f\u8cbc\u5716\uff0c\u7576\u8cbc\u5716\u88ab\u52a0\u56de\u4f86\uff0cRenderer\u6c92\u6709\u6392\u5e8f\u5c31\u6703\u8868\u73fe\u5f97\u6c92\u90a3\u9ebc\u597d\uff0c\u5448\u73fe\u51fa&#8221;\u6bcf\u589e\u52a0\u4e00\u500b\u8cbc\u5716\u5c64\u7684\u8d85\u7dda\u6027\u589e\u9577&#8221;\uff0c\u6c92\u6709\u6211\u5011\u7684\u65b9\u6cd5\uff0c\u6bcf\u589e\u52a0\u4e00\u500b\u8cbc\u5716\u5c64\uff0c\u9069\u5ea6\u7684\u7dda\u6027\u6210\u672c\u7d04\u589e\u52a052\u79d2\u3002\u57284\u500b\u8cbc\u5716\u5c64\u4e0b\uff0c\u7b97\u5716\u6642\u9593\u70ba1094\u5206\u9418(Arnold), 214\u5206\u9418(PRMan), 11.2(Disney Animation method) \u5206\u9418\uff0c\u5728\u6211\u5011\u7684\u65b9\u6cd5\u6c92\u6709\u6392\u5e8f\u7684\u72c0\u6cc1\u4e0b\uff0c\u6211\u5011\u7684\u7b97\u5716\u6642\u9593\u9000\u6b65\u5230819\u5206\u9418\uff0c\u6162\u4e8670\u500d\uff0c\u5728Paper\u767c\u8868\u7684\u7d50\u679c\u6307\u51fa\uff0cDisney\u662f\u4e00\u500b\u4f7f\u7528Ptex\u7684\u516c\u53f8\uff0c\u5728\u8cbc\u5716\u4e0a\u4e0d\u4e00\u5b9a\u9700\u8981\u4f7f\u7528Ptex\uff0c&#8221;\u6211\u5011\u7684\u65b9\u6cd5\u53ef\u4ee5\u5728\u4e00\u822c\u898f\u683c\u7684\u8cbc\u5716\u5132\u5b58\u65b9\u6cd5\u4e0b\u914d\u7f6e\u7684\u4e00\u6a23\u597d\uff0c\u7279\u5225\u662fatlased\u6a21\u578b\u53ef\u4ee5\u53d6\u7528\u5df2\u6392\u5e8f\u904eSub-image\u548cUV Border\u7684\u7fa4\u7d44\u3002<\/p>\n<p>\u6bd4\u8f03Hyperion\u8207\u5546\u7528\u88fd\u4f5c\u7684Renderer\uff0c\u5c24\u5176\u5728\u8cbc\u5716\u7684\u90e8\u5206\uff0c\u56f0\u96e3\u5728\u4e0d\u540c\u7684\u7cfb\u7d71\u4f7f\u7528\u4e86\u4e0d\u540c\u7684\u65b9\u6cd5\u3002\u70ba\u4e86\u4f7f\u6e2c\u8a66\u6709\u610f\u7fa9\uff0c&#8221;Ray\u7684\u6578\u91cf\u8207Sampling\u7684\u7b56\u7565\u76e1\u53ef\u80fd\u7684\u76f8\u540c\uff0c\u9084\u6709\u4e00\u4e9b\u5148\u9032\u7684\u529f\u80fd\u50cf\u662fAdaptive sampling\uff0cRadiosity caching\u7b49\u7b49\uff0c\u90fd\u95dc\u9589\u4f86\u5340\u9694\u958b\u539f\u59cb\u7684intersection\u8207\u8457\u8272\u6548\u7387&#8221;\u3002PRMan\u4f7f\u7528\u5167\u5efa\u7684ptexture Shadeop\uff0cArnold\u4f7f\u7528\u76f8\u540c\u7684libPtex library\u6240\u5be6\u4f5c\u53ef\u6bd4\u8f03\u7684shader node\u3002<\/p>\n<p>\u5728PRMan\u8207Arnold\u90fd\u914d\u7f6e\u70ba&#8221;\u66ab\u5b581000\u5f35\u8cbc\u5716\u6a94\u6848\u8207\u6bcf\u500b\u7dda\u7a0b100MB\uff0c\u5bec\u88d5\u7684\u66ab\u5b58\u7a7a\u9593\u7d66\u6bcf\u500b\u8cbc\u5716\u5c64\u4f7f\u75282710\u5f35\u8cbc\u5716\u6a94\u6848&#8221;<\/p>\n<p>\u5f8c\u8a18\uff0c\u5728\u8a72Renderer\u65e9\u5148\u7684\u6709\u4e00\u4e9bBH6\u65b0\u805e\u7a31\u70baStreaming Renderer\uff0c\u4f46\u662f\u9019\u7a2e\u7a31\u547c\u5df2\u7d93\u6e1b\u5c11\uff0c\u5b83\u6307\u7684\u662f\u6578\u64da\u8cc7\u6599\u6216\u5e7e\u4f55\u6a21\u578b\u4ee5Streaming\u7684\u65b9\u5f0f\u6574\u5408\u81f3Renderer\u7684\u6d41\u7a0b\u4e2d\uff0c\u8655\u7406sub-set\u7684\u5e7e\u4f55\u5143\u4ef6\uff0c&#8221;streaming\u5e7e\u4f55\u5143\u4ef6\u8f38\u5165\u8207\u8f38\u51fa&#8221;\uff0c\u4f46\u662f\u5b83\u4e0d\u8db3\u4ee5\u6b63\u78ba\u7684\u6558\u8ff0Renderer\u7684\u767c\u5c55\u65b9\u5411\uff0c\u4f46\u662f\u4ecd\u5b58\u5728\u65e9\u671f\u7684\u767c\u8868\u4e2d\uff0c\u9019\u500b\u8a5e\u7528\u65bc\u540d\u70baAnme\u521d\u671f\u5c08\u6848\u4e2d\uff0c\u4f46\u662f\u5728Disney\u5167\u90e8\u5df2\u7d93\u4e0d\u4f7f\u7528\u4e86\u3002<\/p>\n<p>Hyperion\u4e5f\u4f7f\u7528\u5728Disney\u65b0\u7684\u77ed\u7247Feast\u4e0a<\/p>\n<p>\u76f8\u95dc\u9023\u7d50<br \/>\n<a href=\"http:\/\/www.fxguide.com\/featured\/disneys-new-production-renderer-hyperion-yes-disney\/\">FxGuide &#8211; &#8220;Disney\u2019s new Production Renderer \u2018Hyperion\u2019 \u2013 Yes, Disney!&#8221;<\/a><\/p>\n<p>\u672c\u6587\u7ae0\u90e8\u5206\u7ffb\u8b6f\u81f3<a href=\"http:\/\/www.fxguide.com\/featured\/disneys-new-production-renderer-hyperion-yes-disney\/\">&#8220;Disney\u2019s new Production Renderer \u2018Hyperion\u2019 \u2013 Yes, Disney!&#8221;<\/a><br \/>\n\u6240\u6709\u5716\u50cf\u5747\u70baDisney\u7248\u6b0a\u8207\u539f\u59cb\u7db2\u7ad9\u6240\u6709\u3002<br \/>\n\u4efb\u4f55\u7b2c\u4e09\u65b9\u5f15\u7528\u8acb\u6a19\u539f\u6587\u51fa\u8655<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728fxGuide\u4e0a\u4ecb\u7d39\u4e86Disney Animation Studio\u65b0\u7684Renderer &#8220;Hyperion&#8221;\uff0c\u4f7f\u7528\u5728\u65b0\u7684\u52d5\u756b\u96fb\u5f71(BH6)Big Hero 6\u4e0a\uff0c\u5728\u53bb\u5e74\u7684E\u2026<\/p>\n<p class=\"continue-reading-button\"> <a class=\"continue-reading-link\" href=\"https:\/\/www.animator.idv.tw\/?p=495\">\u7e7c\u7e8c\u95b1\u8b80<i class=\"crycon-right-dir\"><\/i><\/a><\/p>\n","protected":false},"author":1,"featured_media":599,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,5],"tags":[13,53,34,12],"_links":{"self":[{"href":"https:\/\/www.animator.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/495"}],"collection":[{"href":"https:\/\/www.animator.idv.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.animator.idv.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.animator.idv.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.animator.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=495"}],"version-history":[{"count":29,"href":"https:\/\/www.animator.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/495\/revisions"}],"predecessor-version":[{"id":612,"href":"https:\/\/www.animator.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/495\/revisions\/612"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.animator.idv.tw\/index.php?rest_route=\/wp\/v2\/media\/599"}],"wp:attachment":[{"href":"https:\/\/www.animator.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=495"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.animator.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=495"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.animator.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=495"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}