{"id":1604,"date":"2024-10-20T00:08:14","date_gmt":"2024-10-19T15:08:14","guid":{"rendered":"https:\/\/xn--k10aa.com\/?p=1604"},"modified":"2024-10-26T12:10:37","modified_gmt":"2024-10-26T03:10:37","slug":"plt03","status":"publish","type":"post","link":"https:\/\/remoooo.com\/en\/plt03\/","title":{"rendered":"Wave Optics Hair Rendering: A Summary of Related Papers (I) - Study Notes-3"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u58f0\u660e\uff1a\u8fd9\u4e00\u7bc7\u5c31\u662f\u7eaf\u7eaf\u7684\u5783\u573e\u6587\u7ae0\u4e86\uff0c\u5f53\u4f5c\u524d\u4e24\u7bc7\u6587\u7ae0\u7684\u8865\u5145\u3002\u968f\u4fbf\u6574\u7406\u7684\u4f9b\u81ea\u5df1\u590d\u4e60\u7528\u3002\u6240\u6709\u6807\u9898\u90fd\u53ef\u4ee5\u8df3\u8f6c\u8bba\u6587\u4e3b\u9875\u3002\u4e13\u6709\u8bcd\u5c3d\u91cf\u90fd\u4e2d\u82f1\u6587\u7ed9\u51fa\u4e86\u3002\u82e5\u6709\u9519\u8bef\u6073\u8bf7\u6307\u6b63\u4e07\u5206\u611f\u8c22\u3002<\/h2>\n\n\n\n<p class=\"has-text-align-center\">\u539f\u6587\uff1a<a href=\"https:\/\/zhuanlan.zhihu.com\/p\/830617613\">https:\/\/zhuanlan.zhihu.com\/p\/830617613<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u76ee\u5f55<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>[Xia 2023] A Practical Wave Optics Reflection Model for Hair and Fur<\/li>\n\n\n\n<li>[Xia 2023] Iridescent Water Droplets Beyond Mie Scattering<\/li>\n\n\n\n<li>[Aakash 2023] Accelerating Hair Rendering by Learning High-Order Scattered Radiance<\/li>\n\n\n\n<li>[Kneiphof and Klein 2024] Real-Time Rendering of Glints in the Presence of Area Lights<\/li>\n\n\n\n<li>[Huang 2024] Real-time Level-of-detail Strand-based Hair Rendering<\/li>\n\n\n\n<li>[Xing 2024] A Tiny Example-Based Procedural Model for Real-Time Glinty Appearance Rendering<\/li>\n\n\n\n<li>[Zhu 2022] Practical Level-of-Detail Aggregation of Fur Appearance<\/li>\n\n\n\n<li>[Clausen 2024] Importance of multi-modal data for predictive rendering<\/li>\n\n\n\n<li>[Shlomi 2024] A Free-Space Diffraction BSDF<\/li>\n\n\n\n<li>[Kaminaka 2024] Efficient and Accurate Physically Based Rendering of Periodic Multilayer Structures with Iridescence<\/li>\n\n\n\n<li>[Yu 2023] A Full-Wave Reference Simulator for Computing Surface Reflectance<\/li>\n\n\n\n<li>[Shlomi 2022] Towards Practical Physical-Optics Rendering<\/li>\n\n\n\n<li>[Huang 2022] A Microfacet-based Hair Scattering Model<\/li>\n\n\n\n<li>[Shlomi 2021] A Generic Framework for Physical Light Transport<\/li>\n\n\n\n<li>[Shlomi 2024] A Generalized Ray Formulation For Wave-Optics Rendering<\/li>\n\n\n\n<li>[Shlomi 2021] Physical Light-Matter Interaction in Hermite-Gauss Space<\/li>\n\n\n\n<li>[GUILL\u00c9N 2020] A general framework for pearlescent materials<\/li>\n\n\n\n<li>[Werner 2017] Scratch iridescence: Wave-optical rendering of diffractive surface structure<\/li>\n\n\n\n<li>[Fourneau 2024] Interactive Exploration of Vivid Material Iridescence using Bragg Mirrors<\/li>\n\n\n\n<li>[Chen 2020] Rendering Near-Field Speckle Statistics in Scattering Media<\/li>\n\n\n\n<li>[Kajiya and Kay 1989] Kajiya-Kay Model<\/li>\n\n\n\n<li>[Marschner 2003] Light Scattering from Human Hair Fibers<\/li>\n\n\n\n<li>[Benamira 2021] A Combined Scattering and Diffraction Model for Elliptical Hair Rendering<\/li>\n\n\n\n<li>[Zinke 2008] Dual Scattering Approximation for Fast Multiple Scattering in Hair<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/mandyxmq.github.io\/research\/wavefiber_3d.html\">Xia 2023] A Practical Wave Optics Reflection Model for Hair and Fur<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce2\u52a8\u5149\u5b66\u3001\u6bdb\u53d1\u6e32\u67d3\u3001\u8868\u9762\u7535\u78c1\u8ba1\u7b97\u8fdc\u6563\u5c04\u573a<\/h3>\n\n\n\n<p>\u5229\u7528\u6ce2\u52a8\u5149\u5b66\u6e32\u67d3\u6bdb\u53d1\u3002\u8ba1\u7b97\u8868\u9762\u7535\u78c1\u573a\u5f97\u5230\u6563\u5c04\u573a\uff0c\u518d\u52a0\u5165\u566a\u58f0\u6a21\u62dfGlints\u6548\u679c\u3002<\/p>\n\n\n\n<p><em>\u6211\u53d1\u73b0\u8fd9\u4e2a\u7cfb\u5217\u7684\u4f5c\u8005\u989c\u503c\u90fd\u597d\u9ad8\u3002\uff08\u5212\u6389\uff09<\/em><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-448.png\" alt=\"img\" class=\"wp-image-1606 lazyload\"\/><noscript><img decoding=\"async\" width=\"1281\" height=\"650\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-448.png\" alt=\"img\" class=\"wp-image-1606 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-448.png 1281w, https:\/\/remoooo.com\/wp-content\/uploads\/image-448-300x152.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-448-1024x520.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-448-768x390.png 768w\" sizes=\"(max-width: 1281px) 100vw, 1281px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u6bdb\u53d1\u6e32\u67d3\u4e00\u76f4\u4ee5\u6765\u4e3b\u8981\u57fa\u4e8e\u5149\u7ebf\u8ffd\u8e2a\u6280\u672f\uff0c\u65e0\u6cd5\u5904\u7406\u6ce2\u52a8\u5149\u5b66\u6548\u5e94\uff08Wave Optics\uff09\uff0c\u4f8b\u5982\u6bdb\u53d1\u8868\u9762\u5f3a\u70c8\u7684\u524d\u5411\u6563\u5c04\u548c\u5fae\u5999\u7684\u989c\u8272\u53d8\u5316\u3002\u4e4b\u524d\u7684\u7814\u7a76\u3010Xia et al. 2020\u3011\u8bc1\u660e\u4e86\u884d\u5c04\u6548\u5e94\u5728\u7ea4\u7ef4\u7684\u989c\u8272\u548c\u6563\u5c04\u65b9\u5411\u4e0a\u8d77\u5230\u4e86\u5173\u952e\u4f5c\u7528\u3002\u7136\u800c\uff0c\u8fd9\u9879\u7814\u7a76\u5e76\u6ca1\u6709\u8003\u8651\u5982\u8868\u9762\u7c97\u7cd9\u5ea6\u548c\u7ea4\u7ef4\u8868\u76ae\u5c42\u7684\u5fae\u89c2\u7ed3\u6784\uff08\u4f8b\u5982\u503e\u659c\u7684\u89d2\u8d28\u9cde\u7247\uff09\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u4e3a\u4e86\u5f25\u8865\u73b0\u6709\u7684\u5149\u7ebf\u5149\u5b66\u6a21\u578b\u7f3a\u5c11\u5bf9\u884d\u5c04\u548c\u524d\u5411\u6563\u5c04\u7684\u5904\u7406\uff08\u4f8b\u5982Glints\u73b0\u8c61\uff09\u3002<\/p>\n\n\n\n<p>\u5c3d\u7ba1\u5168\u6ce2\u6a21\u62df\u53ef\u4ee5\u5f97\u5230\u975e\u5e38\u7ec6\u81f4\u7684\u6563\u5c04\u6570\u636e\uff0c\u4f46\u662f\u8ba1\u7b97\u91cf\u4ecd\u7136\u592a\u9ad8\u3002\u5fc5\u987b\u901a\u8fc7\u67d0\u79cd\u65b9\u5f0f\u52a0\u901f\u6216\u7b80\u5316\uff0c\u4ee5\u5b9e\u73b0\u5927\u89c4\u6a21\u573a\u666f\u4e2d\u7684\u6bdb\u53d1\u6216\u76ae\u6bdb\u6e32\u67d3\u3002<\/p>\n\n\n\n<p>\u60f3\u8981\u5f00\u53d1\u4e00\u79cd\u80fd\u591f\u9ad8\u6548\u5904\u7406\u5404\u79cd\u7ea4\u7ef4\u51e0\u4f55\u53d8\u5316\u7684\u6a21\u578b\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u6bdb\u53d1\u5efa\u6a21\u662f\u57fa\u4e8e\u6bdb\u53d1\u7684\u626b\u63cf\u7535\u5b50\u663e\u5fae\u955c\uff08SEM\uff09\u56fe\u50cf\u3002<\/p>\n\n\n\n<p>\u7528\u300cWAVE SIMULATION WITH 3D FIBER MICROGEOMETRY\u300d\u8ba1\u7b97\u7c97\u7cd9\u7ea4\u7ef4\u8868\u9762\u7684\u53cd\u5c04\u548c\u884d\u5c04\u3002\u5373PO\u3002<\/p>\n\n\n\n<p>\u5f15\u5165\u4e86\u6563\u6591\u7406\u8bba\u6765\u5206\u6790\u6563\u5c04\u6a21\u5f0f\u7684\u7edf\u8ba1\u7279\u6027\uff0c\u7528\u566a\u58f0\u6765\u52a0\u901f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/diglib.eg.org\/items\/0b8ef9e9-f115-4c02-b349-34de733f3b55\">Xia 2023] Iridescent Water Droplets Beyond Mie Scattering<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce2\u52a8\u5149\u5b66\u3001\u8679\u5f69\u6548\u5e94\u3001\u6c34\u9762\u6c34\u6ef4 Quetelet \u6563\u5c04\u6a21\u578b<\/h3>\n\n\n\n<p>\u7ed3\u5408 Mie \u6563\u5c04\u3001Quetelet \u6563\u5c04\uff08\u5149\u5e72\u6d89\uff09\u4ee5\u53ca\u6c34\u6ef4\u52a8\u6001\u53d8\u5316\uff0c\u903c\u771f\u5730\u6e32\u67d3\u51fa\u6c34\u9762\u4e0a\u548c\u84b8\u6c7d\u4e2d\u5f69\u8679\u822c\u7684\u6c34\u6ef4\u8272\u5f69\u6548\u5e94\uff0c\u8d85\u8d8a\u4e86\u4f20\u7edf\u7684\u5355\u4e00 Mie \u6563\u5c04\u6a21\u578b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-452.png\" alt=\"img\" class=\"wp-image-1610 lazyload\"\/><noscript><img decoding=\"async\" width=\"1282\" height=\"350\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-452.png\" alt=\"img\" class=\"wp-image-1610 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-452.png 1282w, https:\/\/remoooo.com\/wp-content\/uploads\/image-452-300x82.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-452-1024x280.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-452-768x210.png 768w\" sizes=\"(max-width: 1282px) 100vw, 1282px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u8679\u5f69\u73b0\u8c61\u5728\u81ea\u7136\u754c\u4e2d\u5f88\u5e38\u89c1\uff0c\u5c24\u5176\u662f\u5728\u6c34\u6ef4\u3001\u96fe\u6c14\u548c\u84b8\u6c7d\u7b49\u60c5\u51b5\u4e0b\u3002\u4e00\u822c\u53ef\u4ee5\u901a\u8fc7Mie\u6563\u5c04\u6765\u89e3\u91ca\u3002Mie \u6563\u5c04\u63cf\u8ff0\u4e86\u5f53\u5149\u7ebf\u9047\u5230\u4e0e\u6ce2\u957f\u76f8\u5f53\u7684\u7403\u5f62\u9897\u7c92\u65f6\u53d1\u751f\u7684\u6563\u5c04\u6548\u5e94\uff0c\u662f\u76ee\u524d\u7528\u4e8e\u6a21\u62df\u6c34\u6ef4\u3001\u4e91\u5c42\u3001\u96e8\u96fe\u7b49\u81ea\u7136\u73b0\u8c61\u7684\u91cd\u8981\u7406\u8bba\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p>\u7136\u800c\uff0c\u5c3d\u7ba1 Mie \u6563\u5c04\u80fd\u591f\u89e3\u91ca\u5b64\u7acb\u6c34\u6ef4\u7684\u5149\u5b66\u7279\u6027\uff0c Mie \u6563\u5c04\u4e0d\u80fd\u5b8c\u5168\u89e3\u91ca\u8bf8\u5982\u6c34\u9762\u5f69\u8679\u8272\u6c34\u6ef4\u548c\u84b8\u6c7d\u4e2d\u590d\u6742\u7684\u5f69\u8679\u56fe\u6848\u7b49\u73b0\u8c61\u3002\u73b0\u8c61\u4e0d\u4ec5\u4f9d\u8d56\u4e8e\u5355\u4e2a\u7c92\u5b50\u5982\u4f55\u6563\u5c04\u5149\u7ebf\uff0c\u8fd8\u4f9d\u8d56\u8868\u9762\u53cd\u5c04\u3001\u5e72\u6d89\u6548\u5e94\u4ee5\u53ca\u9897\u7c92\u5927\u5c0f\u7684\u52a8\u6001\u53d8\u5316\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>Mie \u6563\u5c04\u53ea\u80fd\u5904\u7406\u5b64\u7acb\u7684\u5149\u6563\u5c04\u73b0\u8c61\uff0c\u800c\u65e0\u6cd5\u89e3\u91ca\u66f4\u590d\u6742\u7684\u5149\u5b66\u5e72\u6d89\u6548\u5e94\u3002<\/p>\n\n\n\n<p>\u51c6\u786e\u6a21\u62df\u8fd9\u4e9b\u81ea\u7136\u73b0\u8c61\u80fd\u591f\u6781\u5927\u63d0\u5347\u56fe\u50cf\u6e32\u67d3\u7684\u771f\u5b9e\u6027\u548c\u89c2\u611f\u3002<\/p>\n\n\n\n<p>\u73b0\u6709\u7684\u8ba1\u7b97\u673a\u5149\u5b66\u6a21\u578b\u548c\u6e32\u67d3\u65b9\u6cd5\u5927\u591a\u5c40\u9650\u4e8e Mie \u6563\u5c04\uff0c\u65e0\u6cd5\u89e3\u91ca\u5149\u7ebf\u5728\u591a\u9897\u7c92\u73af\u5883\u4e0b\u7684\u4ea4\u4e92\u73b0\u8c61\uff0c\u6bd4\u5982\u6c34\u6ef4\u4e4b\u95f4\u6216\u6c34\u6ef4\u4e0e\u8868\u9762\u4e4b\u95f4\u7684\u5149\u5e72\u6d89\u548c\u53cd\u5c04\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u7528\u300c\u6c34\u9762\u4e0a\u7684 Quetelet \u6563\u5c04\u6a21\u578b\u300d\u6765\u89e3\u91ca\u6c34\u9762\u6f02\u6d6e\u6c34\u6ef4\u4ea7\u751f\u7684\u5f69\u8679\u8272\u6548\u679c\u3002\u901a\u8fc7\u5efa\u7acb\u7ecf\u9a8c\u6a21\u578b\uff0c\u4f7f\u7528\u70ed\u6210\u50cf\u6280\u672f\u5c06\u6e29\u5ea6\u4e0e\u6c34\u6ef4\u7684\u5c3a\u5bf8\u548c\u9ad8\u5ea6\u76f8\u5173\u8054\u3002\u4f7f\u7528 Quetelet \u6563\u5c04\u76f8\u51fd\u6570\u548c BRDF\uff08\u53cc\u5411\u53cd\u5c04\u5206\u5e03\u51fd\u6570\uff09\u6765\u6e32\u67d3\u7c92\u5b50\u7fa4\u548c\u6c34\u9762\u3002<\/p>\n\n\n\n<p>\u5f00\u53d1\u4e86\u4e00\u4e2a\u6c34\u6ef4\u751f\u957f\u548c\u84b8\u53d1\u6a21\u578b\uff0c\u6a21\u62df\u6c34\u6ef4\u5728\u84b8\u6c7d\u4e2d\u7684\u52a8\u6001\u53d8\u5316\u3002\u4e0e Mie \u6563\u5c04\u7ed3\u5408\uff0c\u5229\u7528\u975e\u5747\u5300\u5c3a\u5bf8\u7684\u6c34\u6ef4\u6765\u6a21\u62df\u84b8\u6c7d\u4e2d\u7684\u5f69\u8679\u8272\u53d8\u5316\u3002\u4e3a\u4e86\u63d0\u9ad8\u6e32\u67d3\u6548\u7387\uff0c\u91c7\u7528\u4e86\u57fa\u4e8e\u8fd0\u52a8\u6a21\u7cca\u7684\u52a0\u901f\u7b97\u6cd5\uff0c\u76f8\u6bd4\u4e8e\u4f20\u7edf\u65b9\u6cd5\u63d0\u5347\u4e86 10 \u500d\u7684\u8ba1\u7b97\u901f\u5ea6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/cgf.14895\">Aakash 2023] Accelerating Hair Rendering by Learning High-Order Scattered Radiance<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6bdb\u53d1\u6e32\u67d3\u3001MLP\u3001\u52a0\u901f\u6bdb\u53d1\u6563\u5c04<\/h3>\n\n\n\n<p>\u7ed3\u5408\u4e86\u5c0f\u578b\u591a\u5c42\u611f\u77e5\u5668\uff08MLP\uff0cMultilayer Perceptron\uff09\u7684\u5728\u7ebf\u5b66\u4e60\u6bdb\u53d1\u9ad8\u9636\u6563\u5c04\u8f90\u5c04\uff08higher-order scattered radiance online\uff09\u7684\u65b9\u6cd5\uff08\u8fd9\u4e2a\u5e94\u8be5\u5982\u4f55\u7ffb\u8bd1\uff1f\uff09\uff0c\u5728\u8def\u5f84\u8ffd\u8e2a\uff08path tracing\uff09\u6846\u67b6\u4e0b\u663e\u8457\u52a0\u901f\u4e86\u6bdb\u53d1\u6e32\u67d3\uff0c\u51cf\u5c11\u4e86\u8ba1\u7b97\u65f6\u95f4\u5e76\u4e14\u53ea\u5f15\u5165\u4e86\u5c11\u91cf\u504f\u5dee\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-449.png\" alt=\"img\" class=\"wp-image-1607 lazyload\"\/><noscript><img decoding=\"async\" width=\"1284\" height=\"370\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-449.png\" alt=\"img\" class=\"wp-image-1607 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-449.png 1284w, https:\/\/remoooo.com\/wp-content\/uploads\/image-449-300x86.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-449-1024x295.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-449-768x221.png 768w\" sizes=\"(max-width: 1284px) 100vw, 1284px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u6bdb\u53d1\u7684\u591a\u6b21\u6563\u5c04\uff08multiple scattering\uff09\u975e\u5e38\u590d\u6742\uff0c\u7279\u522b\u662f\u5728\u8def\u5f84\u8ffd\u8e2a\uff08path tracing\uff09\u8fc7\u7a0b\u4e2d\uff0c\u7531\u4e8e\u9700\u8981\u6a21\u62df\u5149\u7ebf\u5728\u6bdb\u53d1\u4e4b\u95f4\u7684\u591a\u6b21\u6563\u5c04\uff0c\u5bfc\u81f4\u96be\u4ee5\u6536\u655b\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u5f00\u53d1\u4e00\u79cd\u65b9\u6cd5\uff0c\u5728\u63d0\u5347\u8ba1\u7b97\u6548\u7387\u7684\u540c\u65f6\uff0c\u4fdd\u6301\u5bf9\u591a\u6b21\u6563\u5c04\u6548\u679c\u7684\u9ad8\u8d28\u91cf\u6a21\u62df\u3002<\/p>\n\n\n\n<p>\u73b0\u6709\u6280\u672f\u4e2d\uff0c\u4e00\u4e9b\u65b9\u6cd5\u5bf9\u573a\u666f\u6216\u5149\u7167\u505a\u51fa\u7b80\u5316\u5047\u8bbe\u3002\u8be5\u8bba\u6587\u5e0c\u671b\u63d0\u51fa\u4e00\u79cd\u4e0d\u5bf9\u573a\u666f\u505a\u4efb\u4f55\u5047\u8bbe\u7684\u901a\u7528\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u4f7f\u7528\u4e00\u4e2a\u5c0f\u578b\u591a\u5c42\u611f\u77e5\u5668\uff08MLP\uff0cMultilayer Perceptron\uff09\u6765\u5728\u7ebf\u5b66\u4e60\u9ad8\u9636\u6563\u5c04\u8f90\u5c04\uff08learning higher-order scattered radiance online\uff09\uff0c\u8fd9\u4e2a MLP \u7f51\u7edc\u5728\u6e32\u67d3\u8fc7\u7a0b\u4e2d\u5b9e\u65f6\u5b66\u4e60\u6bdb\u53d1\u7684\u6563\u5c04\u7279\u6027\uff0c\u4e0d\u4f9d\u8d56\u4e8e\u9884\u5148\u8ba1\u7b97\u7684\u8868\u683c\u6216\u6a21\u62df\u3002<\/p>\n\n\n\n<p>\u5728\u8def\u5f84\u8ffd\u8e2a\u6846\u67b6\u4e2d\u96c6\u6210\u4e86 MLP\uff0c\u7528\u6765\u63a8\u6d4b\u548c\u8ba1\u7b97\u9ad8\u9636\u6563\u5c04\u8f90\u5c04\u8d21\u732e\u3002<\/p>\n\n\n\n<p>\u6e32\u67d3\u5668\u7684\u504f\u5dee\u548c\u901f\u5ea6\uff08renderer\u2019s bias &amp; speedup\uff09\u53ef\u4ee5\u5b9e\u65f6\u8c03\u8282\uff0c\u4ee5\u4fbf\u5728\u8ba1\u7b97\u6548\u7387\u548c\u6e32\u67d3\u8d28\u91cf\u4e4b\u95f4\u627e\u5230\u6700\u4f18\u5e73\u8861\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/arxiv.org\/abs\/2408.13611\">Kneiphof and Klein 2024] Real-Time Rendering of Glints in the Presence of Area Lights<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u52a0\u901f\u533a\u57df\u5149\u6e90Glints\u3001\u5fae\u8868\u9762\u6a21\u578b\u3001\u5b9e\u65f6\u6e32\u67d3<\/h3>\n\n\n\n<p>\u5728\u533a\u57df\u5149\u6e90\uff08area lights\uff09\u4e0b\u6e32\u67d3\u95ea\u5149\uff08glints\uff09\u6548\u679c\uff0c\u901a\u8fc7\u7ed3\u5408\u7ebf\u6027\u53d8\u6362\u4f59\u5f26\uff08LTC\uff0cLinearly Transformed Cosines\uff09\u548c\u57fa\u4e8e\u4e8c\u9879\u5206\u5e03\u7684\u5fae\u8868\u9762\u8ba1\u6570\u6a21\u578b\uff0c\u5b9e\u73b0\u5b9e\u65f6\u6e32\u67d3\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-447.png\" alt=\"img\" class=\"wp-image-1605 lazyload\"\/><noscript><img decoding=\"async\" width=\"1285\" height=\"343\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-447.png\" alt=\"img\" class=\"wp-image-1605 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-447.png 1285w, https:\/\/remoooo.com\/wp-content\/uploads\/image-447-300x80.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-447-1024x273.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-447-768x205.png 768w\" sizes=\"(max-width: 1285px) 100vw, 1285px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u8bb8\u591a\u73b0\u5b9e\u6750\u6599\uff08\u5982\u91d1\u5c5e\u3001\u5b9d\u77f3\u7b49\uff09\u5177\u6709\u95ea\u95ea\u53d1\u5149\uff08Glints\uff09\u7684\u5916\u89c2\uff0c\u6548\u679c\u6e90\u4e8e\u5fae\u8868\u9762\u7684\u53cd\u5c04\u3002\u7136\u800c\u95ea\u5149\u662f\u79bb\u6563\u73b0\u8c61\uff0c\u6d89\u53ca\u6ce2\u52a8\u5149\u5b66\u6a21\u62df\u8ba1\u7b97\u91cf\u592a\u5927\u3002<\/p>\n\n\n\n<p>\u4ee5\u5f80\u7684\u7814\u7a76\u5927\u591a\u96c6\u4e2d\u5728\u4f7f\u7528\u65e0\u7a77\u5c0f\u7684\u70b9\u5149\u6e90\u6765\u6e32\u67d3\u95ea\u5149\u6548\u679c\uff0c\u5bf9\u4e8e\u50cf\u592a\u9633\u8fd9\u6837\u8fdc\u8ddd\u79bb\u7684\u5149\u6e90\u6765\u8bf4\u8fd9\u662f\u5408\u7406\u7684\u7b80\u5316\uff0c\u4f46\u73b0\u5b9e\u4e2d\u5927\u591a\u6570\u5149\u6e90\u672c\u8d28\u4e0a\u90fd\u662f\u533a\u57df\u5149\u6e90\u3002\u73b0\u6709\u6280\u672f\u672a\u80fd\u6709\u6548\u5904\u7406\u533a\u57df\u5149\u6e90\u4e0b\u7684\u95ea\u5149\u6e32\u67d3\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u5904\u7406\u533a\u57df\u5149\u6e90\u4e0b\u7684\u95ea\u5149\uff08glint rendering under area lights\uff09\u3002\u9762\u79ef\u5149\u6e90\uff08\u4f8b\u5982\u901a\u8fc7\u7a97\u53e3\u7167\u5c04\u8fdb\u623f\u95f4\u7684\u706f\u5149\uff09\u662f\u5e38\u89c1\u7684\u5149\u6e90\u7c7b\u578b\uff0c\u5982\u4f55\u5728\u8fd9\u79cd\u5149\u6e90\u4e0b\u9ad8\u6548\u5730\u6e32\u67d3\u95ea\u5149\u6548\u679c\u662f\u4e00\u4e2a\u5c1a\u672a\u5b8c\u5168\u89e3\u51b3\u7684\u95ee\u9898\u3002\u5e0c\u671b\u5f00\u53d1\u4e00\u79cd\u65b9\u6cd5\uff0c\u80fd\u591f\u5728\u9762\u79ef\u5149\u6e90\u4e0b\u51c6\u786e\u6e32\u67d3\u95ea\u5149\u6548\u679c\uff0c\u540c\u65f6\u6ee1\u8db3\u5b9e\u65f6\u6e32\u67d3\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n<p>\u5e0c\u671b\u80fd\u591f\u8f7b\u677e\u96c6\u6210\u5230\u73b0\u6709\u7684\u5b9e\u65f6\u6e32\u67d3\u6846\u67b6\u4e2d\uff0c\u4e14\u4e0d\u5bf9\u5df2\u6709\u7684\u9762\u79ef\u5149\u6e90\u7740\u8272\u65b9\u6cd5\u5e26\u6765\u663e\u8457\u989d\u5916\u5f00\u9500\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u95ea\u5149\u53cd\u5c04\u6982\u7387\u4f30\u7b97\uff08estimating glint reflection probability\uff09\u6765\u8ba1\u7b97\u5fae\u8868\u9762\uff08microfacet\uff09\u6b63\u786e\u5b9a\u5411\u4ee5\u53cd\u5c04\u6765\u81ea\u5149\u6e90\u7684\u5149\u7ebf\u5230\u89c2\u5bdf\u8005\u7684\u6982\u7387\u3002\u5927\u5149\u6e90\u901a\u8fc7\u7ebf\u6027\u53d8\u6362\u4f59\u5f26\uff08LTC\uff0cLinearly Transformed Cosines\uff09\uff0c\u5c0f\u5149\u6e90\u7528\u5c40\u90e8\u5e38\u91cf\u6cd5\uff08locally constant approximation\uff09\u3002<\/p>\n\n\n\n<p>\u57fa\u4e8e\u4e8c\u9879\u5206\u5e03\u7684\u8ba1\u6570\u6a21\u578b\uff08binomial distribution-based counting model\uff09\u6765\u8ba1\u7b97\u53cd\u5c04\u5fae\u8868\u9762\u7684\u6570\u91cf\u3002<\/p>\n\n\n\n<p>\u4e0e\u73b0\u6709\u6846\u67b6\u7684\u96c6\u6210\uff08integration with existing frameworks\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/arxiv.org\/abs\/2405.10565\">Huang 2024] Real-time Level-of-detail Strand-based Hair Rendering<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6bdb\u53d1\u6e32\u67d3\u3001LoD\u3001\u57fa\u4e8e\u53d1\u675f\u3001BCSDF<\/h3>\n\n\n\n<p>\u63d0\u51fa\u4e86\u4e00\u79cd\u521b\u65b0\u7684\u5b9e\u65f6\u57fa\u4e8e\u53d1\u675f\uff08strand-based\uff09\u6bdb\u53d1\u6e32\u67d3\u6846\u67b6\uff0c\u901a\u8fc7\u65e0\u7f1d\u7684\u7ec6\u8282\u5c42\u6b21\uff08LoD\uff0cLevel-of-Detail\uff09\u8fc7\u6e21\uff0c\u786e\u4fdd\u6bdb\u53d1\u5728\u4e0d\u540c\u89c6\u8ddd\u4e0b\u4fdd\u6301\u4e00\u81f4\u7684\u5916\u89c2\uff0c\u5e76\u5b9e\u73b0\u663e\u8457\u7684\u6e32\u67d3\u52a0\u901f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-451.png\" alt=\"img\" class=\"wp-image-1609 lazyload\"\/><noscript><img decoding=\"async\" width=\"1282\" height=\"863\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-451.png\" alt=\"img\" class=\"wp-image-1609 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-451.png 1282w, https:\/\/remoooo.com\/wp-content\/uploads\/image-451-300x202.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-451-1024x689.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-451-768x517.png 768w\" sizes=\"(max-width: 1282px) 100vw, 1282px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u5728\u5f71\u89c6\u548c\u6e38\u620f\u5236\u4f5c\u4e2d\uff0c\u57fa\u4e8e\u53d1\u675f\u7684\u6bdb\u53d1\u6e32\u67d3\uff08strand-based hair rendering\uff09\u56e0\u5176\u903c\u771f\u7684\u5916\u89c2\u800c\u8d8a\u6765\u8d8a\u53d7\u6b22\u8fce\uff0c\u4f46\u5b83\u7684\u8ba1\u7b97\u6210\u672c\u975e\u5e38\u9ad8\uff0c\u5c24\u5176\u662f\u5728\u8fdc\u89c6\u8ddd\u4e0b\u3002<\/p>\n\n\n\n<p>\u5f53\u524d LoD \u65b9\u6cd5\uff0c\u4ece\u53d1\u675f\u5230\u5361\u7247\u7684\u8fc7\u6e21\u4e2d\u5bb9\u6613\u51fa\u73b0\u660e\u663e\u7684\u4e0d\u8fde\u7eed\u5bfc\u81f4\u7684\u5916\u89c2\u4e0d\u4e00\u81f4\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u89e3\u51b3\u52a8\u6001\u548c\u89c6\u89c9\u4e0d\u8fde\u7eed\u6027\uff08discontinuity in dynamics and appearance\uff09\u3002\u73b0\u6709\u7684\u4ece\u53d1\u675f\u5230\u6bdb\u53d1\u5361\u7247\u7684\u8f6c\u5316\u65b9\u6848\u5728\u5916\u89c2\u548c\u52a8\u753b\u8868\u73b0\u4e0a\u6709\u663e\u8457\u5dee\u5f02\u3002\u8bba\u6587\u7684\u76ee\u6807\u662f\u5b9e\u73b0\u4ece\u8fdc\u5230\u8fd1\u65e0\u7f1d\u7684 LoD \u8fc7\u6e21\uff0c\u6d88\u9664\u8fc7\u6e21\u65f6\u7684\u5916\u89c2\u53d8\u5316\uff0c\u540c\u65f6\u4fdd\u6301\u8ba1\u7b97\u6548\u7387\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u4f7f\u7528\u692d\u5706\u5f62\u539a\u6bdb\u53d1\u6a21\u578b\uff08elliptical thick hair model\uff09\u5c06\u591a\u4e2a\u53d1\u675f\u5c01\u88c5\u5728\u4e00\u4e2a\u692d\u5706\u5f62\u7684\u4f53\u79ef\u5185\u3002\u5728\u4e0d\u540c LoD \u4e0b\u4fdd\u6301\u6bdb\u53d1\u7c07\uff08hair cluster\uff09\u7684\u5f62\u72b6\u548c\u6574\u4f53\u7ed3\u6784\uff0c\u4ece\u800c\u5728\u89c6\u8ddd\u53d8\u5316\u65f6\u63d0\u4f9b\u4e00\u81f4\u7684\u5916\u89c2\u3002<\/p>\n\n\n\n<p>\u692d\u5706\u53cc\u5411\u66f2\u7ebf\u6563\u5c04\u5206\u5e03\u51fd\u6570\uff08elliptical Bidirectional Curve Scattering Distribution Function, BCSDF\uff09\u6a21\u62df\u6bdb\u53d1\u7c07\u5185\u7684\u5355\u6b21\u548c\u591a\u6b21\u6563\u5c04\u73b0\u8c61\uff0c\u9002\u7528\u4e8e\u4ece\u7a00\u758f\u5230\u5bc6\u96c6\u3001\u4ece\u9759\u6001\u5230\u52a8\u6001\u7684\u6bdb\u53d1\u5206\u5e03\u573a\u666f\u3002<\/p>\n\n\n\n<p>\u52a8\u6001 LoD \u8c03\u6574\u4e0e\u6bdb\u53d1\u5bbd\u5ea6\u8ba1\u7b97\uff08dynamic LoD adjustment and hair width calculation\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/link.springer.com\/article\/10.1007\/s11390-024-4123-3\">Xing 2024] A Tiny Example-Based Procedural Model for Real-Time Glinty Appearance Rendering<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Glints\u3001\u6750\u6599\u81ea\u76f8\u4f3c\u6027<\/h3>\n\n\n\n<p>\u4e00\u79cd\u57fa\u4e8e\u5c0f\u578b\u6837\u672c\u5fae\u7ed3\u6784\uff08tiny example microstructures\uff09\u7684\u6a21\u578b\uff0c\u5b9e\u65f6\u6e32\u67d3glinty\u7684\u6548\u679c\uff0c\u5927\u5e45\u51cf\u5c11\u4e86\u5185\u5b58\u5360\u7528\u548c\u8ba1\u7b97\u5f00\u9500\uff0c\u540c\u65f6\u4fdd\u6301\u4e86\u9ad8\u9891\u53cd\u5c04\u7ec6\u8282\u7684\u771f\u5b9e\u611f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-450.png\" alt=\"img\" class=\"wp-image-1608 lazyload\"\/><noscript><img decoding=\"async\" width=\"1283\" height=\"615\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-450.png\" alt=\"img\" class=\"wp-image-1608 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-450.png 1283w, https:\/\/remoooo.com\/wp-content\/uploads\/image-450-300x144.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-450-1024x491.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-450-768x368.png 768w\" sizes=\"(max-width: 1283px) 100vw, 1283px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u590d\u6742\u5fae\u89c2\u7ed3\u6784\u4ea7\u751f\u7684\u95ea\u5149\u7ec6\u8282\u80fd\u591f\u663e\u8457\u63d0\u5347\u6e32\u67d3\u7684\u771f\u5b9e\u611f\uff0c\u7279\u522b\u662f\u5728\u91d1\u5c5e\u3001\u5b9d\u77f3\u7b49\u6750\u8d28\u4e0a\u3002\u8fd9\u4e9b\u7ec6\u8282\u901a\u5e38\u9700\u8981\u9ad8\u5206\u8fa8\u7387\u7684\u6cd5\u7ebf\u8d34\u56fe\uff08normal maps\uff09\u6765\u5b9a\u4e49\u6bcf\u4e2a\u5fae\u89c2\u51e0\u4f55\u5f62\u72b6\uff0c\u7136\u800c\u8fd9\u7c7b\u65b9\u6cd5\u5bf9\u5185\u5b58\u9700\u6c42\u5f88\u9ad8\uff0c\u4e0d\u9002\u5408\u5b9e\u65f6\u6e32\u67d3\u5e94\u7528\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u964d\u4f4e\u5185\u5b58\u548c\u8ba1\u7b97\u5f00\u9500\uff08reduce memory and computational overhead\uff09\u3002<\/p>\n\n\n\n<p>\u5229\u7528\u6750\u6599\u7684\u81ea\u76f8\u4f3c\u6027\uff08leveraging material self-similarity\uff09\u3002\u89c2\u5bdf\u5230\u8bb8\u591a\u6750\u8d28\u5177\u6709\u72ec\u7acb\u7684\u7ed3\u6784\u7279\u5f81\u548c\u81ea\u76f8\u4f3c\u6027\uff0c\u901a\u8fc7\u5c0f\u578b\u6837\u672c\u6765\u9690\u5f0f\u8868\u793a\u590d\u6742\u5fae\u7ed3\u6784\u4ece\u800c\u964d\u4f4e\u5185\u5b58\u9700\u6c42\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u57fa\u4e8e\u5c0f\u578b\u6837\u672c\u5fae\u7ed3\u6784\u7684\u7a0b\u5e8f\u5316\u6a21\u578b\uff08tiny example-based procedural model\uff09\uff0c\u57fa\u4e8e\u6750\u8d28\u7684\u81ea\u76f8\u4f3c\u6027\uff0c\u80fd\u591f\u901a\u8fc7\u91cd\u590d\u5229\u7528\u5c11\u91cf\u6837\u672c\u6765\u751f\u6210\u590d\u6742\u7684\u95ea\u5149\u7ec6\u8282\u3002<\/p>\n\n\n\n<p>\u6cd5\u7ebf\u5206\u5e03\u51fd\u6570\u9884\u8ba1\u7b97\uff08precomputed Normal Distribution Functions, NDFs\uff09\uff0c\u4f7f\u7528\u56db\u7ef4\u9ad8\u65af\u5206\u5e03\uff084D Gaussians\uff09\u9884\u8ba1\u7b97\u5e76\u5b58\u50a8\u5c0f\u578b\u6837\u672c\u7684\u6cd5\u7ebf\u5206\u5e03\u51fd\u6570\uff08NDFs\uff09\u3002\u5b58\u50a8\u5728\u591a\u5c3a\u5ea6 NDF \u56fe\u4e2d\uff08multi-scale NDF maps\uff09\uff0c\u5e76\u5728\u6e32\u67d3\u65f6\u901a\u8fc7\u7b80\u5355\u7684\u7eb9\u7406\u91c7\u6837\u8c03\u7528\u3002<\/p>\n\n\n\n<p>\u57fa\u4e8e\u5c0f\u578b\u6837\u672c\u7684 NDF \u8bc4\u4f30\u65b9\u6cd5\uff08tiny example-based NDF evaluation method\uff09\uff0c\u901a\u8fc7\u7eb9\u7406\u91c7\u6837\u7ed3\u5408\u5c0f\u578b\u6837\u672c NDF \u8bc4\u4f30\u65b9\u6cd5\uff0c\u5feb\u901f\u751f\u6210\u590d\u6742\u8868\u9762\u7684\u95ea\u5149\u5916\u89c2\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/dl.acm.org\/doi\/abs\/10.1145\/3528223.3530105\">Zhu 2022] Practical Level-of-Detail Aggregation of Fur Appearance<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6bdb\u53d1\u6e32\u67d3\u3001\u7b80\u5316\u6bdb\u53d1\u6570\u91cf\u3001\u795e\u7ecf\u7f51\u7edc<\/h3>\n\n\n\n<p>\u4e00\u79cd\u5b9e\u7528\u7684\u6bdb\u53d1\u5916\u89c2\u805a\u5408\u6a21\u578b\uff0c\u901a\u8fc7\u51cf\u5c11\u51e0\u4f55\u6bdb\u53d1\u6570\u91cf\u5e76\u7ed3\u5408\u5149\u7ebf\u591a\u6b21\u6563\u5c04\uff0c\u5229\u7528\u795e\u7ecf\u7f51\u7edc\u5b9e\u73b0\u5b9e\u65f6\u52a8\u6001\u7b80\u5316\uff0c\u663e\u8457\u52a0\u901f\u6bdb\u53d1\u6e32\u67d3\uff0c\u540c\u65f6\u4fdd\u6301\u903c\u771f\u7684\u89c6\u89c9\u6548\u679c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-453.png\" alt=\"img\" class=\"wp-image-1611 lazyload\"\/><noscript><img decoding=\"async\" width=\"1282\" height=\"426\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-453.png\" alt=\"img\" class=\"wp-image-1611 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-453.png 1282w, https:\/\/remoooo.com\/wp-content\/uploads\/image-453-300x100.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-453-1024x340.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-453-768x255.png 768w\" sizes=\"(max-width: 1282px) 100vw, 1282px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u6bdb\u53d1\u6570\u91cf\u592a\u591a\uff0c\u6bcf\u6839\u6bdb\u53d1\u7684\u5149\u7ebf\u6563\u5c04\u548c\u53cd\u5c04\u4f1a\u5927\u5e45\u589e\u52a0\u8ba1\u7b97\u91cf\uff0c\u5c24\u5176\u662f\u5728\u6a21\u62df\u591a\u6b21\u5149\u7ebf\u6563\u5c04\u65f6\u3002<\/p>\n\n\n\n<p>\u73b0\u6709\u7b80\u5316\u65b9\u6cd5\u5927\u591a\u901a\u8fc7\u51cf\u5c11\u6bdb\u53d1\u6570\u91cf\u6765\u63d0\u9ad8\u6e32\u67d3\u6548\u7387\uff0c\u5c40\u9650\u6027\uff08limitations of existing simplification methods\uff09\u5f88\u5927\u3002\u8fd9\u79cd\u65b9\u6cd5\u4f1a\u5bfc\u81f4\u6bdb\u53d1\u770b\u8d77\u6765\u8fc7\u4e8e\u7c97\u7cd9\u6216\u5e72\u71e5\uff0c\u5149\u7ebf\u7684\u53cd\u5c04\u548c\u6563\u5c04\u6548\u679c\u4e5f\u4e0d\u771f\u5b9e\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u51cf\u5c11\u51e0\u4f55\u590d\u6742\u6027\uff08reducing geometric complexity\uff09\u3002<\/p>\n\n\n\n<p>\u63d0\u9ad8\u6e32\u67d3\u6548\u7387\uff08improving rendering efficiency\uff09\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u63d0\u51fa\u4e00\u4e2a\u805a\u5408\u6bdb\u53d1\u5916\u89c2\u6a21\u578b\uff08aggregated fur appearance model\uff09\uff0c\u7528\u4e00\u4e2a\u7c97\u5927\u7684\u5706\u67f1\u4f53\u6765\u8868\u793a\u4e00\u7ec4\u6bdb\u53d1\u7c07\u7684\u5149\u5b66\u884c\u4e3a\u3002\u901a\u8fc7\u5206\u6790\u5355\u6839\u6bdb\u53d1\u7684\u5149\u5b66\u5c5e\u6027\uff08\u5982\u5149\u7ebf\u5165\u5c04\u89d2\u5ea6\u7b49\uff09\uff0c\u8be5\u6a21\u578b\u80fd\u591f\u51c6\u786e\u53cd\u6620\u6bdb\u53d1\u7c07\u7684\u805a\u5408\u5916\u89c2\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u795e\u7ecf\u7f51\u7edc\uff08lightweight neural network\uff09\uff0c\u5c06\u5355\u6839\u6bdb\u53d1\u7684\u5149\u5b66\u7279\u6027\u6620\u5c04\u5230\u805a\u5408\u6a21\u578b\u4e2d\u7684\u53c2\u6570\u3002<\/p>\n\n\n\n<p>\u63d0\u51fa\u4e86\u4e00\u4e2a\u57fa\u4e8e\u89c6\u8ddd\u548c\u5149\u7ebf\u53cd\u5f39\u6b21\u6570\u7684\u52a8\u6001\u7ec6\u8282\u5c42\u6b21\u65b9\u6848\uff08dynamic level-of-detail scheme\uff09\uff0c\u52a8\u6001\u7b80\u5316\u6bdb\u53d1\u7684\u51e0\u4f55\u7ed3\u6784\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/diglib.eg.org\/items\/b2dca24f-1dcc-4a00-b86a-e16b037ef04f\">Clausen 2024] Importance of multi-modal data for predictive rendering<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u9884\u6d4b\u6027\u6e32\u67d3\u3001\u5149\u8c31\u6e32\u67d3\u3001\u5fae\u8868\u9762\u51e0\u4f55\u7ed3\u6784<\/h3>\n\n\n\n<p>\u591a\u6a21\u6001\u6570\u636e\uff08multi-modal data\uff09\u5bf9\u4e8e\u9884\u6d4b\u6027\u6e32\u67d3\uff08predictive rendering\uff09\u5f88\u91cd\u8981\uff0c\u7279\u522b\u662f\u5728\u51c6\u786e\u5efa\u6a21\u6750\u6599\u53cd\u5c04\u884c\u4e3a\u65b9\u9762\uff0c\u901a\u8fc7\u7ed3\u5408\u5149\u8c31\u3001\u7a7a\u95f4\u4fe1\u606f\u53ca\u5fae\u89c2\u51e0\u4f55\u7ec6\u8282\uff0c\u63d0\u5347\u53cd\u5c04\u6a21\u578b\u7684\u771f\u5b9e\u6027\u548c\u8ba1\u7b97\u6548\u7387\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-455.png\" alt=\"img\" class=\"wp-image-1613 lazyload\"\/><noscript><img decoding=\"async\" width=\"874\" height=\"528\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-455.png\" alt=\"img\" class=\"wp-image-1613 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-455.png 874w, https:\/\/remoooo.com\/wp-content\/uploads\/image-455-300x181.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-455-768x464.png 768w\" sizes=\"(max-width: 874px) 100vw, 874px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u9884\u6d4b\u6027\u6e32\u67d3\u7684\u9700\u6c42\uff08need for predictive rendering\uff09\u65e8\u5728\u7cbe\u786e\u6a21\u62df\u6750\u6599\u7684\u5916\u89c2\u3002<\/p>\n\n\n\n<p>\u76ee\u524d\u7684\u6750\u6599\u53cd\u5c04\u884c\u4e3a\u6570\u636e\u5e93\u5927\u591a\u5c40\u9650\u4e8e\u5355\u4e00\u7ef4\u5ea6\uff0c\u901a\u5e38\u53ea\u6db5\u76d6\u5149\u8c31\u57df\uff08spectral domain\uff09\u6216\u7a7a\u95f4\u57df\uff08spatial domain\uff09\uff0c\u5e76\u4e14\u7f3a\u4e4f\u5bf9\u5fae\u89c2\u51e0\u4f55\u7ec6\u8282\uff08microgeometry\uff09\u7684\u63cf\u8ff0\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u4e3a\u4e86\u5f25\u8865\u6570\u636e\u4e0d\u8db3\uff08addressing data limitations\uff09\uff0c\u901a\u8fc7\u591a\u6a21\u6001\u6570\u636e\uff0c\u4e0d\u4ec5\u80fd\u591f\u66f4\u597d\u5730\u6a21\u62df\u6750\u6599\u5728\u4e0d\u540c\u5149\u7167\u6761\u4ef6\u4e0b\u7684\u53cd\u5c04\uff0c\u8fd8\u80fd\u63ed\u793a\u6750\u6599\u8868\u9762\u5fae\u89c2\u51e0\u4f55\u5bf9\u5149\u6563\u5c04\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<p>\u591a\u6a21\u6001\u53cd\u5c04\u6570\u636e\u6709\u52a9\u4e8e\u5f00\u53d1\u66f4\u52a0\u771f\u5b9e\u4e14\u9ad8\u6548\u7684\u53cd\u5c04\u6a21\u578b\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u591a\u6a21\u6001\u53cd\u5c04\u6570\u636e\u7684\u6784\u5efa\uff08building a multi-modal reflection database\uff09\uff0c\u5305\u542b\u6750\u6599\u7684\u5149\u8c31\u4fe1\u606f\uff08spectral data\uff09\u3001\u7a7a\u95f4\u5206\u5e03\u4fe1\u606f\uff08spatial distribution data\uff09\u4ee5\u53ca\u5fae\u89c2\u51e0\u4f55\u7279\u5f81\uff08microgeometry details\uff09\u3002<\/p>\n\n\n\n<p>\u5bf9\u6750\u6599\u8868\u9762\u7684\u5fae\u89c2\u51e0\u4f55\u8fdb\u884c\u5fae\u89c2\u51e0\u4f55\u6a21\u62df\uff08simulating microgeometry\uff09\u3002<\/p>\n\n\n\n<p>\u5149\u8c31\u548c\u7a7a\u95f4\u57df\u7684\u7efc\u5408\uff08integrating spectral and spatial domains\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/ssteinberg.xyz\/2024\/04\/05\/free_space_diffractions_bsdf\/\">Shlomi 2024] A Free-Space Diffraction BSDF<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce2\u52a8\u5149\u5b66\u3001\u7535\u78c1\u8ba1\u7b97\u3001\u81ea\u7531\u7a7a\u95f4\u884d\u5c04\u3001\u91cd\u8981\u6027\u91c7\u6837\u3001PT\u96c6\u6210\u3001<\/h3>\n\n\n\n<p>\u4e00\u79cd\u57fa\u4e8e\u81ea\u7531\u7a7a\u95f4\u884d\u5c04\u7684\u53cc\u5411\u6563\u5c04\u5206\u5e03\u51fd\u6570\uff08BSDF\uff09\uff0c\u901a\u8fc7\u5149\u7ebf\u8ffd\u8e2a\u5728\u4e0d\u9700\u8981\u51e0\u4f55\u9884\u5904\u7406\u7684\u60c5\u51b5\u4e0b\uff0c\u80fd\u591f\u9ad8\u6548\u6a21\u62df\u590d\u6742\u573a\u666f\u4e2d\u5149\u7ed5\u8fc7\u7269\u4f53\u8fb9\u7f18\u7684\u884d\u5c04\u73b0\u8c61\uff0c\u7279\u522b\u9002\u7528\u4e8e\u8def\u5f84\u8ffd\u8e2a\u6280\u672f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-458.png\" alt=\"img\" class=\"wp-image-1616 lazyload\"\/><noscript><img decoding=\"async\" width=\"1282\" height=\"464\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-458.png\" alt=\"img\" class=\"wp-image-1616 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-458.png 1282w, https:\/\/remoooo.com\/wp-content\/uploads\/image-458-300x109.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-458-1024x371.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-458-768x278.png 768w\" sizes=\"(max-width: 1282px) 100vw, 1282px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u81ea\u7531\u7a7a\u95f4\u884d\u5c04\uff08free-space diffraction\uff09\u662f\u4e00\u79cd\u5149\u5b66\u73b0\u8c61\uff1a\u5f53\u5149\u7ebf\u9047\u5230\u7269\u4f53\u7684\u8fb9\u7f18\u6216\u89d2\u843d\u65f6\u4f1a\u53d1\u751f\u7ed5\u5c04\uff0c\u90e8\u5206\u80fd\u91cf\u5f2f\u66f2\u8fdb\u5165\u9634\u5f71\u533a\u3002\u8fd9\u79cd\u73b0\u8c61\u5bf9\u6a21\u62df\u5149\u6ce2\u7684\u4f20\u64ad\u975e\u5e38\u91cd\u8981\uff0c\u5c24\u5176\u662f\u5728\u957f\u6ce2\u957f\uff08\u5982\u96f7\u8fbe\u3001WiFi \u548c\u8702\u7a9d\u4fe1\u53f7\uff09\u6761\u4ef6\u4e0b\u3002<\/p>\n\n\n\n<p>\u4f20\u7edf\u65b9\u6cd5\u5982\u51e0\u4f55\u884d\u5c04\u7406\u8bba\uff08GTD\uff09\u548c\u7edf\u4e00\u884d\u5c04\u7406\u8bba\uff08UTD\uff09\u7684\u5c40\u9650\u6027\uff08limitations of traditional methods\uff09\u5728\u4e8e\u9700\u8981\u5904\u7406\u5c24\u5176\u662f\u5728\u590d\u6742\u51e0\u4f55\u573a\u666f\u4e2d\u4e92\u76f8\u5e72\u6d89\u7684\u5149\u7ebf\u5bfc\u81f4\u7684\u6781\u9ad8\u8ba1\u7b97\u590d\u6742\u6027\u3002\u73b0\u6709\u65b9\u6cd5\u4f9d\u8d56\u4e8e\u573a\u666f\u7b80\u5316\u548c\u7279\u5b9a\u51e0\u4f55\u7ed3\u6784\uff0c\u65e0\u6cd5\u6709\u6548\u5904\u7406\u590d\u6742\u7684\u4e09\u7ef4\u573a\u666f\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u89e3\u51b3\u590d\u6742\u573a\u666f\u4e2d\u7684\u884d\u5c04\u6e32\u67d3\u95ee\u9898\uff08addressing diffraction in complex scenes\uff09\u3002\u73b0\u6709\u7684\u884d\u5c04\u6a21\u62df\u65b9\u6cd5\u96be\u4ee5\u6269\u5c55\u5e76\u4e0e\u8def\u5f84\u8ffd\u8e2a\u6280\u672f\u517c\u5bb9\u3002<\/p>\n\n\n\n<p>\u73b0\u6709\u884d\u5c04\u65b9\u6cd5\u5f80\u5f80\u4f9d\u8d56\u590d\u6742\u7684\u975e\u7ebf\u6027\u5e72\u6d89\u8ba1\u7b97\uff0c\u800c\u8def\u5f84\u8ffd\u8e2a\u91c7\u7528\u7ebf\u6027\u6e32\u67d3\u65b9\u7a0b\u3002\u672c\u6587\u5e0c\u671b\u8bbe\u8ba1\u4e00\u79cd\u5728\u8def\u5f84\u8ffd\u8e2a\u6846\u67b6\u5185\u9ad8\u6548\u5de5\u4f5c\u7684\u81ea\u7531\u7a7a\u95f4\u884d\u5c04 BSDF\uff0c\u4e0d\u9700\u8981\u5bf9\u8def\u5f84\u8ffd\u8e2a\u5668\u505a\u5927\u4fee\u6539\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u57fa\u4e8e Fraunhofer \u884d\u5c04\u7684\u8fb9\u7f18\u884d\u5c04\u6a21\u578b\uff08Fraunhofer diffraction edge model\uff09\u3002\u5728\u5149\u7ebf\u4e0e\u51e0\u4f55\u7269\u4f53\u4ea4\u70b9\u9644\u8fd1\uff0c\u8bc6\u522b\u76f8\u5173\u7684\u8fb9\u7f18\u5e76\u8ba1\u7b97\u7ed5\u5c04\u6548\u5e94\u3002\u5f53\u5149\u7ebf\u7167\u5c04\u5230\u7269\u4f53\u65f6\uff0c\u901a\u8fc7\u51e0\u4f55\u5206\u6790\u6784\u5efa\u81ea\u7531\u7a7a\u95f4\u884d\u5c04\u7684 BSDF\uff0c\u91cf\u5316\u5149\u7ebf\u5982\u4f55\u5728\u51e0\u4f55\u7269\u4f53\u5468\u56f4\u4f20\u64ad\uff0c\u4ee5\u53ca\u6709\u591a\u5c11\u80fd\u91cf\u53d1\u751f\u884d\u5c04\u3002<\/p>\n\n\n\n<p>\u91cd\u8981\u6027\u91c7\u6837\u7b56\u7565\uff08importance sampling strategy\uff09\u8bc4\u4f30\u5149\u7ebf\u4e0e\u7269\u4f53\u7684\u4ea4\u4e92\u70b9\u5468\u56f4\u7684\u51e0\u4f55\u8fb9\u7f18\uff0c\u5e76\u5bf9\u7ed5\u5c04\u5149\u7ebf\u8fdb\u884c\u91c7\u6837\u548c\u8ffd\u8e2a\u3002<\/p>\n\n\n\n<p>\u8def\u5f84\u8ffd\u8e2a\u4e2d\u7684\u65e0\u7f1d\u96c6\u6210\uff08seamless integration in path tracing\uff09<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/dl.acm.org\/doi\/10.1145\/3610542.3626137\">Kaminaka 2024] Efficient and Accurate Physically Based Rendering of Periodic Multilayer Structures with Iridescence<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u591a\u5c42\u6cb9\u819c\u6e32\u67d3\u3001\u8679\u5f69\u6548\u5e94\u3001\u6ce2\u52a8\u5149\u5b66<\/h3>\n\n\n\n<p>\u4e00\u79cd\u591a\u5c42\u5e72\u6d89\u6e32\u67d3\u65b9\u6cd5\u3002\u8868\u73b0\u5468\u671f\u6027\u591a\u5c42\u7ed3\u6784\u7684\u8679\u5f69\u6548\u5e94\uff0c\u901a\u8fc7\u5f15\u5165\u751f\u7269\u5b66\u4e2d\u7684 Huxley \u65b9\u6cd5\uff0c\u5b9e\u73b0\u4e86\u72ec\u7acb\u4e8e\u5c42\u6570\u7684\u9ad8\u6548\u8ba1\u7b97.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-454.png\" alt=\"img\" class=\"wp-image-1612 lazyload\"\/><noscript><img decoding=\"async\" width=\"1281\" height=\"416\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-454.png\" alt=\"img\" class=\"wp-image-1612 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-454.png 1281w, https:\/\/remoooo.com\/wp-content\/uploads\/image-454-300x97.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-454-1024x333.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-454-768x249.png 768w\" sizes=\"(max-width: 1281px) 100vw, 1281px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u8584\u819c\u5e72\u6d89\uff08thin-film interference\uff09\u662f\u4e00\u79cd\u5149\u6ce2\u7684\u6ce2\u52a8\u7279\u6027\u5f15\u8d77\u5149\u5b66\u73b0\u8c61\uff0c\u5728\u89c6\u89d2\u6216\u5149\u7167\u89d2\u5ea6\u53d8\u5316\u65f6\u4f1a\u4ea7\u751f\u8679\u5f69\u6548\u679c\uff08iridescence\uff09\u3002\u901a\u5e38\u51fa\u73b0\u5728\u81ea\u7136\u754c\u4e2d\u7684\u5355\u5c42\u6216\u591a\u5c42\u7ed3\u6784\u4e2d\uff0c\u6bd4\u5982\u8774\u8776\u7fc5\u8180\u3001\u7532\u866b\u58f3\u548c\u4ecb\u7535\u955c\u7b49\u3002<\/p>\n\n\n\n<p>\u73b0\u6709\u65b9\u6cd5\u4f8b\u5982\u9012\u5f52\u8ba1\u7b97\u6cd5\u548c\u8f6c\u79fb\u77e9\u9635\u6cd5\uff08Transfer Matrix Method, TMM\uff09\u7684\u5c40\u9650\u6027\uff08limitations of existing methods\uff09\u5728\u4e8e\u8ba1\u7b97\u590d\u6742\u5ea6\u968f\u7740\u5c42\u6570\u7684\u589e\u52a0\u800c\u663e\u8457\u63d0\u9ad8\u3002\u7b80\u5316\u65b9\u6cd5\u5219\u4f1a\u5ffd\u7565\u8584\u819c\u4e2d\u7684\u591a\u91cd\u53cd\u5c04\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u63d0\u9ad8\u591a\u5c42\u7ed3\u6784\u7684\u6e32\u67d3\u6548\u7387\uff08improving efficiency for multilayer structures\uff09\u3002<\/p>\n\n\n\n<p>\u5e94\u7528\u4e8e\u590d\u6742\u6750\u6599\u7684\u7269\u7406\u6e32\u67d3\uff08physical rendering of complex materials\uff09\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u63d0\u51fa\u4e00\u79cd\u57fa\u4e8e Huxley \u65b9\u6cd5\u7684\u591a\u5c42\u5e72\u6d89\u6a21\u578b\uff08multilayer interference model based on Huxley\u2019s approach\uff09\u3002\u9ad8\u6548\u8ba1\u7b97\u5468\u671f\u6027\u591a\u5c42\u7ed3\u6784\u4e2d\u7684\u53cd\u5c04\u548c\u900f\u5c04\u7cfb\u6570\u3002\u4e14\u652f\u6301\u591a\u79cd\u6750\u6599\u548c\u5438\u6536\u6548\u5e94\uff08support for multiple materials and absorption effects\uff09\u3002<\/p>\n\n\n\n<p>\u57fa\u4e8e BRDF \u5b9e\u73b0\uff08BRDF implementation\uff09\u3002\u88ab\u5b9e\u73b0\u4e3a\u4e00\u4e2a BRDF\uff08\u53cc\u5411\u53cd\u5c04\u5206\u5e03\u51fd\u6570\uff09\uff0c\u53ef\u4ee5\u96c6\u6210\u5230\u4f20\u7edf\u6e32\u67d3\u7cfb\u7edf\u4e2d\uff0c\u5982 PBRT-v3\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/blaire9989.github.io\/assets\/1_BEMsim3D\/project.html\">Yu 2023] A Full-Wave Reference Simulator for Computing Surface Reflectance<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce2\u52a8\u5149\u5b66\u3001\u5168\u6ce2\u6a21\u62df<\/h3>\n\n\n\n<p>\u57fa\u4e8e\u8fb9\u754c\u5143\u6cd5\uff08BEM\uff09\u7684\u5168\u6ce2\u6a21\u62df\u5668\uff0c\u53ef\u4ee5\u9ad8\u7cbe\u5ea6\u8ba1\u7b97\u7c97\u7cd9\u8868\u9762\u4e0a\u7684\u5149\u6563\u5c04\uff0c\u7528\u4e8e\u8bc4\u4f30\u548c\u6539\u8fdb\u8ba1\u7b97\u673a\u56fe\u5f62\u5b66\u4e2d\u7684\u8fd1\u4f3c\u53cd\u5c04\u6a21\u578b\uff0c\u7279\u522b\u662f\u5728\u591a\u6b21\u6563\u5c04\u3001\u5e72\u6d89\u548c\u884d\u5c04\u6548\u5e94\u663e\u8457\u65f6\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-457.png\" alt=\"img\" class=\"wp-image-1615 lazyload\"\/><noscript><img decoding=\"async\" width=\"1285\" height=\"462\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-457.png\" alt=\"img\" class=\"wp-image-1615 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-457.png 1285w, https:\/\/remoooo.com\/wp-content\/uploads\/image-457-300x108.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-457-1024x368.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-457-768x276.png 768w\" sizes=\"(max-width: 1285px) 100vw, 1285px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u8868\u9762\u53cd\u5c04\u6a21\u578b\u901a\u5e38\u57fa\u4e8e\u51e0\u4f55\u5149\u5b66\uff08geometric optics\uff09\uff0c\u5047\u5b9a\u5149\u4ee5\u5149\u7ebf\u7684\u5f62\u5f0f\u4f20\u64ad\u3002\u5bf9\u4e8e\u8868\u9762\u7279\u5f81\u4e0e\u5149\u6ce2\u957f\u76f8\u5f53\u7684\u573a\u666f\uff0c\u51e0\u4f55\u5149\u5b66\u6a21\u578b\u65e0\u6cd5\u51c6\u786e\u6355\u6349\u5982\u884d\u5c04\u548c\u5e72\u6d89\u7b49\u6ce2\u52a8\u6548\u5e94\uff08wave effects\uff09\u3002<\/p>\n\n\n\n<p>\u57fa\u4e8e\u6ce2\u52a8\u5149\u5b66\u8fd1\u4f3c\uff0c\u5982 Beckmann-Kirchhoff \u7406\u8bba\u548c Harvey-Shack \u6a21\u578b\uff0c\u5b83\u4eec\u5728\u591a\u6b21\u6563\u5c04\u548c\u590d\u6742\u51e0\u4f55\u7ed3\u6784\u4e0b\u4ecd\u7136\u4f1a\u4ea7\u751f\u8bef\u5dee\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u7531\u4e8e\u73b0\u6709\u7684\u53cd\u5c04\u6a21\u578b\u5728\u4e0d\u540c\u60c5\u51b5\u4e0b\u7cbe\u5ea6\u5404\u5f02\uff0c\u7f3a\u4e4f\u53ef\u9760\u7684\u57fa\u51c6\u6765\u9a8c\u8bc1\u5176\u51c6\u786e\u6027\u3002\u672c\u6587\u7684\u76ee\u6807\u662f\u5f00\u53d1\u4e00\u4e2a\u57fa\u4e8e\u5168\u6ce2\u7406\u8bba\u7684\u6a21\u62df\u5668\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u8fd1\u4f3c\u5e76\u901a\u8fc7\u6570\u503c\u79bb\u6563\u5316\u5b9e\u73b0\u9ad8\u7cbe\u5ea6\u7684\u8868\u9762\u53cd\u5c04\u8ba1\u7b97\uff0c\u4ece\u800c\u63d0\u4f9b\u4e00\u4e2a\u53ef\u4ee5\u7528\u4e8e\u8bc4\u4f30\u5404\u79cd\u53cd\u5c04\u6a21\u578b\u51c6\u786e\u6027\u7684\u53c2\u8003\u5de5\u5177\u3002<\/p>\n\n\n\n<p>\u89e3\u51b3\u591a\u6b21\u6563\u5c04\u548c\u6ce2\u52a8\u6548\u5e94\uff08addressing multiple scattering and wave effects\uff09\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u8fb9\u754c\u5143\u6cd5\uff08Boundary Element Method, BEM\uff09\uff0c\u7528\u81ea\u9002\u5e94\u79ef\u5206\u6cd5\uff08Adaptive Integral Method, AIM\uff09\u6765\u52a0\u901f\u3002<\/p>\n\n\n\n<p>\u6a21\u62df\u5668\u7684\u5168\u6ce2\u6a21\u62df\uff08full-wave simulation\uff09\u5b8c\u6574\u89e3\u51b3\u4e86 Maxwell \u65b9\u7a0b\uff0c\u80fd\u591f\u51c6\u786e\u6a21\u62df\u5149\u7684\u4f20\u64ad\u3001\u5e72\u6d89\u3001\u6563\u5c04\u7b49\u6ce2\u52a8\u73b0\u8c61\u3002<\/p>\n\n\n\n<p>\u5e76\u4e14\u80fd\u9ad8\u6548\u8ba1\u7b97 BRDF\uff08efficient BRDF computation\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/dl.acm.org\/doi\/abs\/10.1145\/3528223.3530119\">Shlomi 2022] Towards Practical Physical-Optics Rendering<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce2\u52a8\u5149\u5b66\u3001PLT<\/h3>\n\n\n\n<p>\u63d0\u51fa\u4e86\u4e00\u4e2a\u9ad8\u6548\u7684\u7269\u7406\u5149\u4f20\u8f93\uff08PLT\uff09\u6846\u67b6\uff0c\u5229\u7528\u90e8\u5206\u76f8\u5e72\u5149\u548c\u6ce2\u52a8\u5149\u5b66\u7684\u539f\u7406\uff0c\u901a\u8fc7\u6539\u8fdb\u7684\u6e32\u67d3\u7b97\u6cd5\uff0c\u5728\u590d\u6742\u573a\u666f\u4e2d\u5b9e\u73b0\u4e86\u7cbe\u786e\u7684\u5e72\u6d89\u3001\u884d\u5c04\u548c\u6781\u5316\u6548\u5e94\u7684\u6e32\u67d3\uff0c\u5e76\u4f7f\u5176\u6027\u80fd\u63a5\u8fd1\u7ecf\u5178\u7684\u201c\u7269\u7406\u57fa\u7840\u201d\u6e32\u67d3\u65b9\u6cd5\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-459.png\" alt=\"img\" class=\"wp-image-1617 lazyload\"\/><noscript><img decoding=\"async\" width=\"1285\" height=\"824\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-459.png\" alt=\"img\" class=\"wp-image-1617 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-459.png 1285w, https:\/\/remoooo.com\/wp-content\/uploads\/image-459-300x192.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-459-1024x657.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-459-768x492.png 768w\" sizes=\"(max-width: 1285px) 100vw, 1285px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u73b0\u6709\u7684\u6e32\u67d3\u65b9\u6cd5\u5927\u591a\u5ffd\u7565\u4e86\u5149\u7684\u6ce2\u52a8\u7279\u6027\uff0c\u7279\u522b\u662f\u5728\u590d\u6742\u573a\u666f\u4e2d\uff0c\u8fd9\u5bfc\u81f4\u65e0\u6cd5\u6e32\u67d3\u8bf8\u5982\u5149\u7684\u5e72\u6d89\u3001\u884d\u5c04\u7b49\u7269\u7406\u73b0\u8c61\uff0c\u8fd9\u4e9b\u73b0\u8c61\u5728\u67d0\u4e9b\u6750\u6599\uff08\u5982\u5f69\u8679\u8272\u6d82\u5c42\u3001\u5149\u76d8\u7b49\uff09\u4e0a\u5c24\u4e3a\u91cd\u8981\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u63d0\u51fa\u4e00\u79cd\u57fa\u4e8e\u9ea6\u514b\u65af\u97e6\u7535\u78c1\u7406\u8bba\u7684\u6e32\u67d3\u6846\u67b6\u3002<\/p>\n\n\n\n<p>\u867d\u7136 PLT \u63d0\u4f9b\u4e86\u7406\u8bba\u4e0a\u7684\u5168\u6ce2\u6a21\u578b\uff0c\u80fd\u591f\u6a21\u62df\u5149\u7684\u76f8\u5e72\u6027\u3001\u5e72\u6d89\u548c\u884d\u5c04\uff0c\u4f46\u73b0\u6709\u7684\u65b9\u6cd5\u8ba1\u7b97\u96be\u5ea6\u975e\u5e38\u5927\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u7b80\u5316\u7269\u7406\u5149\u4f20\u8f93\u6a21\u578b\uff08simplifying the physical light transport model\uff09\u3002<\/p>\n\n\n\n<p>\u5f15\u5165\u65b0\u6750\u6599\uff08introducing new coherence-aware materials\uff09\uff0c\u5f00\u53d1\u80fd\u591f\u611f\u77e5\u5149\u76f8\u5e72\u6027\u7684\u6750\u6599\u6a21\u578b\uff0c\u63d0\u9ad8 PLT \u5728\u5b9e\u9645\u573a\u666f\u4e2d\u7684\u53ef\u7528\u6027\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u9650\u5236\u5149\u7684\u76f8\u5e72\u6027\u5f62\u72b6\uff08restricting the coherence shape of light\uff09\uff0c\u901a\u8fc7\u70ed\u529b\u5b66\u63a8\u5bfc\uff0c\u8bc1\u660e\u8fd9\u79cd\u8fd1\u4f3c\u5728\u5927\u591a\u6570\u81ea\u7136\u5149\u6e90\u4e0b\u662f\u5408\u7406\u7684\u3002<\/p>\n\n\n\n<p>\u91c7\u7528\u4e86\u6269\u5c55\u7684\u65af\u6258\u514b\u65af-\u7a46\u52d2\u65b9\u6cd5\uff08Stokes-Mueller calculus\uff09\uff0c\u5c06\u5149\u7684\u8f90\u5c04\u3001\u6781\u5316\u548c\u76f8\u5e72\u6027\u5c5e\u6027\u7ed3\u5408\u5728\u4e00\u8d77\uff0c\u4f5c\u4e3a\u65b0\u7684\u6e32\u67d3\u539f\u8bed\u3002\u5e7f\u4e49\u7684\u65af\u6258\u514b\u65af\u53c2\u6570\u53ef\u4ee5\u5b8c\u6574\u91cf\u5316\u5149\u7684\u6240\u6709\u5c5e\u6027\uff0c\u5e76\u80fd\u7cbe\u786e\u6a21\u62df\u7531\u8fd9\u4e9b\u5c5e\u6027\u5f15\u8d77\u7684\u590d\u6742\u5149\u5b66\u73b0\u8c61\uff0c\u5982\u5e72\u6d89\u548c\u884d\u5c04\u3002<\/p>\n\n\n\n<p>\u6ce2\u52a8 BSDF \u548c\u91cd\u8981\u6027\u91c7\u6837\uff08wave BSDF and importance sampling\uff09\u3002<\/p>\n\n\n\n<p>\u65b0\u76f8\u5e72\u611f\u77e5\u6750\u6599\u6a21\u578b\uff08new coherence-aware material models\uff09\u5145\u5206\u5229\u7528\u5149\u7684\u76f8\u5e72\u5c5e\u6027\u6269\u5c55\u4e86 PLT \u7684\u9002\u7528\u8303\u56f4\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/onlinelibrary.wiley.com\/doi\/full\/10.1111\/cgf.14588\">Huang 2022] A Microfacet-based Hair Scattering Model<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6bdb\u53d1\u6e32\u67d3\u3001\u6563\u5c04\u74e3\u3001BCSDF<\/h3>\n\n\n\n<p>\u63d0\u51fa\u4e86\u9996\u4e2a\u57fa\u4e8e\u5fae\u8868\u9762\u7406\u8bba\u7684\u6bdb\u53d1\u6563\u5c04\u6a21\u578b\u51c6\u786e\u5730\u63cf\u8ff0\u6bdb\u53d1\u7684\u6563\u5c04\u884c\u4e3a\u3002\u975e\u53ef\u5206\u79bb\u7684\u6563\u5c04\u74e3\u7ed3\u6784\u3001\u692d\u5706\u5f62\u622a\u9762\u3001\u9ad8\u6548\u7684\u91cd\u8981\u6027\u91c7\u6837\u548c\u524d\u5411\u6563\u5c04\u5149\u6591\uff08glint-like\uff09\u6548\u679c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-456.png\" alt=\"img\" class=\"wp-image-1614 lazyload\"\/><noscript><img decoding=\"async\" width=\"1284\" height=\"387\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-456.png\" alt=\"img\" class=\"wp-image-1614 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-456.png 1284w, https:\/\/remoooo.com\/wp-content\/uploads\/image-456-300x90.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-456-1024x309.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-456-768x231.png 768w\" sizes=\"(max-width: 1284px) 100vw, 1284px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u6bdb\u53d1\u6e32\u67d3\u7684\u590d\u6742\u6027\uff08complexity of hair rendering\uff09\u3002\u5927\u591a\u6570\u73b0\u6709\u7684\u6bdb\u53d1\u6563\u5c04\u6a21\u578b\u901a\u8fc7\u53ef\u5206\u79bb\u7684\u6563\u5c04\u74e3\uff08separable lobes\uff09\u6765\u7b80\u5316\u6570\u5b66\u8ba1\u7b97\uff0c\u867d\u7136\u5feb\u4f46\u5e76\u4e0d\u662fGround Truth\u7684\u3002<\/p>\n\n\n\n<p>\u5927\u591a\u6570\u6bdb\u53d1\u6563\u5c04\u6a21\u578b\u57fa\u4e8e\u51e0\u4f55\u7b80\u5316\uff0c\u5c06\u6bdb\u53d1\u5f53\u4f5c\u5149\u6ed1\u5706\u67f1\u4f53\u5904\u7406\u3002\u5bfc\u81f4\u4e86\u6563\u5c04\u884c\u4e3a\u7684\u504f\u5dee\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u5f15\u5165\u7269\u7406\u5408\u7406\u7684\u5fae\u8868\u9762\u6a21\u578b\uff08introducing a physically-plausible microfacet model\uff09\u66f4\u51c6\u786e\u5730\u63cf\u8ff0\u6bdb\u53d1\u7684\u6563\u5c04\u884c\u4e3a\uff1a\u8868\u9762\u7684\u5fae\u89c2\u7c97\u7cd9\u5ea6\u3001\u503e\u659c\u7684\u9cde\u7247\u7ed3\u6784\u4ee5\u53ca\u975e\u53ef\u5206\u79bb\u7684\u6563\u5c04\u74e3\u5f62\u72b6\u3002<\/p>\n\n\n\n<p>\u6539\u5584\u91c7\u6837\u6548\u7387\u548c\u7269\u7406\u7cbe\u5ea6\uff08improving sampling efficiency and physical accuracy\uff09\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u5c06\u6bdb\u53d1\u5efa\u6a21\u7ed3\u5408\u5fae\u8868\u9762\uff08microfacet\uff09\u7406\u8bba\uff0c\u5e94\u7528 GGX \u6216 Beckmann \u6b63\u6001\u5206\u5e03\u6765\u63cf\u8ff0\u8868\u9762\u7684\u5fae\u89c2\u7c97\u7cd9\u5ea6\u3002\u5e76\u4e14\u662f\u975e\u53ef\u5206\u79bb\u7684\u6563\u5c04\u74e3\uff08non-separable lobes\uff09\u3002<\/p>\n\n\n\n<p>\u6bdb\u53d1\u6563\u5c04\u7684\u5206\u5e03\u51fd\u6570\uff08bidirectional curve scattering distribution function, BCSDF\uff09\u63cf\u8ff0\u5149\u7ebf\u5728\u6bdb\u53d1\u8868\u9762\u4e0a\u7684\u590d\u6742\u4ea4\u4e92\u884c\u4e3a\u3002<\/p>\n\n\n\n<p>\u652f\u6301\u692d\u5706\u622a\u9762\u548c\u9ad8\u6548\u91c7\u6837\uff08support for elliptical cross-sections and efficient sampling\uff09\u3002\u652f\u6301\u692d\u5706\u7684\u6bdb\u53d1\u622a\u9762\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/dl.acm.org\/doi\/10.1145\/3450626.3459791\">Shlomi 2021] A Generic Framework for Physical Light Transport<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce2\u52a8\u5149\u5b66\u3001PLT<\/h3>\n\n\n\n<p>\u63d0\u51fa\u4e86\u9996\u4e2a\u57fa\u4e8e\u9ea6\u514b\u65af\u97e6\u7535\u78c1\u7406\u8bba\u80fd\u591f\u5904\u7406\u90e8\u5206\u76f8\u5e72\u5149\u7684\u5168\u5c40\u5149\u4f20\u8f93\u6846\u67b6\uff0c\u51c6\u786e\u6a21\u62df\u5149\u7684\u5e72\u6d89\u548c\u884d\u5c04\u6548\u5e94\uff0c\u5e76\u5c06\u4f20\u7edf\u7684\u57fa\u4e8e\u8f90\u5c04\u5ea6\u7684\u5149\u4f20\u8f93\u7406\u8bba\u6269\u5c55\u5230\u6ce2\u52a8\u5149\u5b66\u9886\u57df\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-460.png\" alt=\"img\" class=\"wp-image-1618 lazyload\"\/><noscript><img decoding=\"async\" width=\"1284\" height=\"634\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-460.png\" alt=\"img\" class=\"wp-image-1618 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-460.png 1284w, https:\/\/remoooo.com\/wp-content\/uploads\/image-460-300x148.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-460-1024x506.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-460-768x379.png 768w\" sizes=\"(max-width: 1284px) 100vw, 1284px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u73b0\u6709\u7684\u5149\u4f20\u8f93\u6a21\u578b\u901a\u5e38\u57fa\u4e8e\u51e0\u4f55\u5149\u5b66\u548c\u8f90\u5c04\u5ea6\uff08radiometry\uff09\u5ffd\u7565\u4e86\u5149\u7684\u6ce2\u52a8\u7279\u6027\uff0c\u65e0\u6cd5\u6a21\u62df\u5e72\u6d89\u548c\u884d\u5c04\u7b49\u73b0\u8c61\u3002\u4e0d\u80fd\u51c6\u786e\u518d\u73b0\u5982\u5f69\u8679\u8272\u6548\u5e94\u3001\u5149\u6805\u3001\u8584\u819c\u5e72\u6d89\u3001\u5149\u504f\u632f\u7b49\u6ce2\u52a8\u5149\u5b66\u6548\u5e94\uff0c\u4e5f\u5c31\u662f\u7ecf\u5178\u8f90\u5c04\u5ea6\u5149\u4f20\u8f93\u6a21\u578b\u7684\u5c40\u9650\u6027\uff08limitations of classical radiometric light transport models\uff09\u3002<\/p>\n\n\n\n<p>\u76ee\u524d\u7684\u6a21\u578b\u53ea\u80fd\u5904\u7406\u5c40\u90e8\u5904\u7406\u6ce2\u52a8\u6548\u5e94\uff08local treatment of wave effects\uff09\uff0c\u5bf9\u4e8e\u5168\u5c40\u573a\u666f\u4e2d\u5149\u7684\u4f20\u8f93\u548c\u76f8\u5e72\u6027\u641e\u4e0d\u4e86\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u5b9e\u73b0\u5168\u5c40\u5149\u4f20\u8f93\u4e2d\u6ce2\u52a8\u6548\u5e94\u7684\u7269\u7406\u4e00\u81f4\u6027\uff08achieving global wave-optics consistency in light transport\uff09\uff0c\u4e5f\u5c31\u662f\u7ed3\u5408\u9ea6\u514b\u65af\u97e6\u7535\u78c1\u7406\u8bba\u3002<\/p>\n\n\n\n<p>\u7ed3\u5408\u6ce2\u52a8\u5149\u5b66\u4e0e\u4f20\u7edf\u51e0\u4f55\u5149\u5b66\uff08integrating wave optics with classical geometric optics\uff09\uff0c\u5904\u7406\u5149\u7684\u6ce2\u52a8\u6548\u5e94\uff0c\u53c8\u80fd\u5728\u77ed\u6ce2\u957f\u6781\u9650\u4e0b\u4e0e\u7ecf\u5178\u51e0\u4f55\u5149\u5b66\u4e00\u81f4\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u5149\u7684\u90e8\u5206\u76f8\u5e72\u6027\u5efa\u6a21\uff08modelling partially-coherent light\uff09\u5206\u4e3a\u4e24\u4e2a\u90e8\u5206\u3002\u4e24\u70b9\u76f8\u5e72\u6027\u63cf\u8ff0\uff08two-point coherence description\uff09\u548c\u5149\u6e90\u6a21\u578b\uff08light source model\uff09\u3002\u4e0e\u4f20\u7edf\u7684\u8f90\u5c04\u5ea6\u4e0d\u540c\uff0c\u672c\u6587\u57fa\u4e8e\u5149\u7684\u90e8\u5206\u76f8\u5e72\u6027\u5f15\u5165\u4e86\u201c\u4ea4\u53c9\u8c31\u5bc6\u5ea6\u51fd\u6570\u201d\uff08cross-spectral density function\uff09\uff0c\u80fd\u591f\u6355\u6349\u5149\u7684\u5e72\u6d89\u7279\u6027\u3002\u81ea\u7136\u5149\u6e90\u7684\u7269\u7406\u6a21\u578b\uff0c\u57fa\u4e8e\u91cf\u5b50\u529b\u5b66\u4e2d\u7684\u81ea\u53d1\u8f90\u5c04\u539f\u7406\u3002<\/p>\n\n\n\n<p>\u5149\u4f20\u8f93\u65b9\u7a0b\u7684\u63a8\u5e7f\uff08generalizing the light transport equation\uff09\u3002\u5229\u7528\u8c31\u5bc6\u5ea6\u4f20\u8f93\u65b9\u7a0b\uff08spectral-density transport equation\uff09\u8ba1\u7b97\u5149\u5728\u4f20\u64ad\u8fc7\u7a0b\u4e2d\u7684\u5e72\u6d89\u548c\u884d\u5c04\u6548\u5e94\u3002\u5e76\u4e14\u672c\u6587\u8bc1\u660e\u4e86\u8be5\u6846\u67b6\u5728\u77ed\u6ce2\u957f\u6781\u9650\u4e0b\u7b80\u5316\u4e3a\u7ecf\u5178\u7684\u51e0\u4f55\u5149\u5b66\uff0c\u56e0\u800c\u53ef\u4ee5\u4e0e\u73b0\u6709\u7684\u5149\u4f20\u8f93\u65b9\u6cd5\u65e0\u7f1d\u8854\u63a5\u3002<\/p>\n\n\n\n<p>\u884d\u5c04\u4e0e\u4f20\u64ad\u6a21\u578b\uff08diffraction and propagation model\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/arxiv.org\/abs\/2303.15762\">Shlomi 2024] A Generalized Ray Formulation For Wave-Optics Rendering<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce2\u52a8\u5149\u5b66\u3001\u6ce2\u52a8\u91c7\u6837\u7406\u8bba\u3001\u53cc\u5411\u8def\u5f84\u8ffd\u8e2a<\/h3>\n\n\n\n<p>\u63d0\u51fa\u4e86\u4e00\u79cd\u5e7f\u4e49\u5149\u7ebf\uff08generalized ray\uff09\u5f62\u5f0f\u5316\u6a21\u578b\uff0c\u7528\u4e8e\u6ce2\u52a8\u5149\u5b66\u6e32\u67d3\uff0c\u901a\u8fc7\u89e3\u51b3\u91c7\u6837\u95ee\u9898\uff0c\u4f7f\u5f97\u5f31\u5c40\u90e8\u6027\u3001\u7ebf\u6027\u548c\u5b8c\u5907\u6027\u5728\u6ce2\u52a8\u5149\u5b66\u4e2d\u540c\u65f6\u6210\u7acb\u3002\u5b9e\u73b0\u4e86\u590d\u6742\u573a\u666f\u4e0b\u7684\u53cc\u5411\u6ce2\u52a8\u5149\u5b66\u8def\u5f84\u8ffd\u8e2a\u548c\u9ad8\u6548\u6e32\u67d3\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-469.png\" alt=\"img\" class=\"wp-image-1627 lazyload\"\/><noscript><img decoding=\"async\" width=\"1282\" height=\"625\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-469.png\" alt=\"img\" class=\"wp-image-1627 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-469.png 1282w, https:\/\/remoooo.com\/wp-content\/uploads\/image-469-300x146.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-469-1024x499.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-469-768x374.png 768w\" sizes=\"(max-width: 1282px) 100vw, 1282px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u5149\u4f20\u8f93\u7684\u7ecf\u5178\u6a21\u578b\u57fa\u4e8e\u5c04\u7ebf\u5149\u5b66\uff08ray optics\uff09\uff0c\u5047\u8bbe\u5149\u4f5c\u4e3a\u7ebf\u6027\u4f20\u64ad\u7684\u70b9\u67e5\u8be2\u3002\u7136\u800c\uff0c\u5c04\u7ebf\u5149\u5b66\u65e0\u6cd5\u6355\u6349\u5149\u7684\u6ce2\u52a8\u7279\u6027\uff0c\u5ffd\u7565\u4e86\u5e72\u6d89\u3001\u884d\u5c04\u7b49\u73b0\u8c61\uff0c\u4f8b\u5982\u8679\u5f69\u6548\u5e94\u3001\u8584\u819c\u5e72\u6d89\u548c\u957f\u6ce2\u8f90\u5c04\u7684\u7ed5\u5c04\u7b49\u3002<\/p>\n\n\n\n<p>\u867d\u7136\u6ce2\u52a8\u5149\u5b66\u80fd\u591f\u7cbe\u786e\u63cf\u8ff0\u5149\u7684\u5e72\u6d89\u548c\u884d\u5c04\u6548\u5e94\uff0c\u4f46\u7531\u4e8e\u5176\u975e\u7ebf\u6027\u884c\u4e3a\uff0c\u4f20\u7edf\u7684\u91c7\u6837\u548c\u8def\u5f84\u8ffd\u8e2a\u6280\u672f\u96be\u4ee5\u5e94\u7528\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u89e3\u51b3\u6ce2\u52a8\u5149\u5b66\u4e2d\u7684\u91c7\u6837\u95ee\u9898\uff08solving the sampling problem in wave optics\uff09\u3002\u4e3a\u4e86\u5728\u53cc\u5411\u5149\u4f20\u8f93\u4e2d\u5e94\u7528\u6ce2\u52a8\u5149\u5b66\uff0c\u9700\u8981\u89e3\u51b3\u5f31\u5c40\u90e8\u6027\u4e0b\u7684\u91c7\u6837\u95ee\u9898\u3002<\/p>\n\n\n\n<p>\u5f00\u53d1\u4e00\u79cd\u65b0\u578b\u7684\u6ce2\u52a8\u5149\u5b66\u5f62\u5f0f\u5316\uff0c\u4f7f\u5176\u80fd\u591f\u5728\u9006\u5411\u8def\u5f84\u8ffd\u8e2a\u548c\u53cc\u5411\u5149\u4f20\u8f93\u4e2d\u6709\u6548\u5e94\u7528\uff0c\u540c\u65f6\u4fdd\u6301\u7ebf\u6027\u548c\u5b8c\u5907\u6027\u3002<\/p>\n\n\n\n<p>\u63d0\u9ad8\u6ce2\u52a8\u5149\u5b66\u6e32\u67d3\u6548\u7387\uff08improving wave-optics rendering efficiency\uff09\uff0c\u4f7f\u5f97\u6ce2\u52a8\u5149\u5b66\u6e32\u67d3\u7684\u6536\u655b\u901f\u5ea6\u80fd\u591f\u63a5\u8fd1\u7ecf\u5178\u5c04\u7ebf\u5149\u5b66\u7684\u6e32\u67d3\u7cfb\u7edf\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u5e7f\u4e49\u5c04\u7ebf\u7684\u5f15\u5165\uff08introduction of the generalized ray\uff09\u3002\u8fdb\u884c\u5f31\u5c40\u90e8\u7684\u7ebf\u6027\u67e5\u8be2\u3002\u5e7f\u4e49\u5c04\u7ebf\u4e0d\u518d\u5c40\u9650\u4e8e\u5355\u4e00\u4f4d\u7f6e\u7684\u70b9\u67e5\u8be2\uff0c\u800c\u662f\u5360\u636e\u4e00\u4e2a\u5c0f\u7684\u7a7a\u95f4\u533a\u57df\u3002\u80fd\u591f\u6355\u6349\u5149\u7684\u5e72\u6d89\u548c\u884d\u5c04\u6548\u5e94\u3002<\/p>\n\n\n\n<p>\u5f31\u5c40\u90e8\u6027\u548c\u7ebf\u6027\u5316\uff08weak locality and linearization\uff09\u3002\u5728\u6ce2\u52a8\u5149\u5b66\u4e2d\uff0c\u5b8c\u7f8e\u7684\u5c40\u90e8\u6027\u548c\u7ebf\u6027\u5316\u662f\u65e0\u6cd5\u540c\u65f6\u5b9e\u73b0\u7684\u3002\u56e0\u6b64\u653e\u5f03\u5b8c\u5168\u5c40\u90e8\u6027\u3002\u91c7\u7528\u5f31\u5c40\u90e8\u6027\u786e\u4fdd\u5e7f\u4e49\u5c04\u7ebf\u53ef\u4ee5\u7ebf\u6027\u53e0\u52a0\u3002<\/p>\n\n\n\n<p>\u9006\u5411\u6ce2\u52a8\u5149\u4f20\u8f93\u6a21\u578b\uff08backward wave-optical light transport model\uff09\u3002<\/p>\n\n\n\n<p>\u53cc\u5411\u8def\u5f84\u8ffd\u8e2a\u4e2d\u7684\u5e94\u7528\uff08application in bidirectional path tracing\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/dl.acm.org\/doi\/10.1145\/3478513.3480530\">Shlomi 2021] Physical Light-Matter Interaction in Hermite-Gauss Space<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce2\u52a8\u5149\u5b66\u3001PLT<\/h3>\n\n\n\n<p>\u63d0\u51fa\u4e86\u4e00\u79cd\u65b0\u7684\u5149-\u7269\u8d28\u76f8\u4e92\u4f5c\u7528\u6846\u67b6\uff0c\u901a\u8fc7\u5c06\u90e8\u5206\u76f8\u5e72\u5149\u5206\u89e3\u5230 Hermite-Gauss \u7a7a\u95f4\uff0c\u5e76\u5c06\u7269\u8d28\u5efa\u6a21\u4e3a\u5c40\u90e8\u5e73\u7a33\u7684\u968f\u673a\u8fc7\u7a0b\uff0c\u4ece\u800c\u7edf\u4e00\u4e86\u6563\u5c04\u548c\u884d\u5c04\u7684\u516c\u5f0f\uff0c\u5e76\u5b9e\u73b0\u4e86\u5bf9\u590d\u6742\u5149\u5b66\u73b0\u8c61\u7684\u9ad8\u6548\u8ba1\u7b97\u548c\u63cf\u8ff0\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-462.png\" alt=\"img\" class=\"wp-image-1620 lazyload\"\/><noscript><img decoding=\"async\" width=\"1283\" height=\"616\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-462.png\" alt=\"img\" class=\"wp-image-1620 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-462.png 1283w, https:\/\/remoooo.com\/wp-content\/uploads\/image-462-300x144.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-462-1024x492.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-462-768x369.png 768w\" sizes=\"(max-width: 1283px) 100vw, 1283px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u65e5\u5e38\u89c2\u5bdf\u5230\u7684\u5149\u901a\u5e38\u7531\u8bb8\u591a\u72ec\u7acb\u7684\u7535\u78c1\u6ce2\u7ec4\u6210\u3002\u7531\u4e8e\u90e8\u5206\u76f8\u5e72\u5149\u7684\u590d\u6742\u6027\uff08complexity of partially-coherent light\uff09\uff0c\u90e8\u5206\u76f8\u5e72\u5149\u7684\u76f8\u5e72\u7279\u6027\u5728\u5fae\u89c2\u51e0\u4f55\u8868\u9762\u7684\u53cd\u5c04\u3001\u6d82\u5c42\u6750\u6599\u7684\u5916\u89c2\u3001\u5149\u6805\u6548\u5e94\u7b49\u73b0\u8c61\u7ecf\u5178\u7684\u8f90\u5c04\u5ea6\u7406\u8bba\u65e0\u6cd5\u89e3\u91ca\u3002<\/p>\n\n\n\n<p>\u73b0\u6709\u5de5\u5177\u7684\u5c40\u9650\u6027\uff08limitations of existing tools\uff09\u53ea\u80fd\u6e32\u67d3\u7279\u5b9a\u6750\u6599\uff0c\u96be\u4ee5\u63a8\u5e7f\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u6784\u5efa\u901a\u7528\u7684\u5149-\u7269\u8d28\u76f8\u4e92\u4f5c\u7528\u6846\u67b6\uff08building a general-purpose light-matter interaction framework\uff09\uff0c\u9ad8\u6548\u5904\u7406\u90e8\u5206\u76f8\u5e72\u5149\uff0c\u7b80\u5316\u73b0\u6709\u8ba1\u7b97\u5de5\u5177\u7684\u590d\u6742\u6027\u3002<\/p>\n\n\n\n<p>\u5206\u89e3\u5149\u7684\u76f8\u5e72\u7279\u6027\uff08decomposing light coherence properties\uff09\uff0c\u5f15\u5165 Hermite-Gauss \u7a7a\u95f4\uff0c\u5e0c\u671b\u4ee5\u8ba1\u7b97\u53ef\u884c\u7684\u65b9\u5f0f\u5206\u89e3\u548c\u8868\u793a\u5149\u7684\u76f8\u5e72\u6027\uff0c\u4ece\u800c\u5e7f\u6cdb\u9002\u7528\u4e8e\u5404\u79cd\u5149\u5b66\u73b0\u8c61\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>Hermite-Gauss \u7a7a\u95f4\u4e2d\u7684\u5149\u4f20\u8f93\uff08light transport in Hermite-Gauss space\uff09\u3002<\/p>\n\n\n\n<p>\u5c40\u90e8\u5e73\u7a33\u7269\u8d28\u6a21\u578b\uff08locally-stationary matter model\uff09\u3002<\/p>\n\n\n\n<p>\u5149-\u7269\u8d28\u76f8\u4e92\u4f5c\u7528\u7684\u5206\u6790\uff08analysis of light-matter interaction\uff09\u3002<\/p>\n\n\n\n<p>\u5149-\u7269\u8d28\u76f8\u4e92\u4f5c\u7528\u516c\u5f0f\u7684\u7edf\u4e00\uff08unifying light-matter interaction formulae\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/dl.acm.org\/doi\/10.1145\/3414685.3417782\">GUILL\u00c9N 2020] A general framework for pearlescent materials<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce2\u52a8\u5149\u5b66\u3001\u5e72\u6d89\u989c\u6599\u5149\u5b66\u3001\u9006\u6e32\u67d3<\/h3>\n\n\n\n<p>\u6a21\u62df\u73cd\u73e0\u5149\u6750\u6599\u7684\u5149\u5b66\u7279\u6027\u3002\u4e3a\u73cd\u73e0\u5149\u6750\u8d28\u7684\u8bbe\u8ba1\u548c\u9006\u5411\u6e32\u67d3\u63d0\u4f9b\u4e86\u7406\u8bba\u57fa\u7840\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-470.png\" alt=\"img\" class=\"wp-image-1628 lazyload\"\/><noscript><img decoding=\"async\" width=\"1285\" height=\"581\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-470.png\" alt=\"img\" class=\"wp-image-1628 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-470.png 1285w, https:\/\/remoooo.com\/wp-content\/uploads\/image-470-300x136.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-470-1024x463.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-470-768x347.png 768w\" sizes=\"(max-width: 1285px) 100vw, 1285px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u73cd\u73e0\u5149\u6750\u6599\u7684\u5e7f\u6cdb\u5e94\u7528\uff08Wide Applications of Pearlescent Materials\uff09\uff0c\u5e76\u4e14\u8fd9\u4e9b\u6750\u8d28\u5177\u6709\u72ec\u7279\u7684\u5149\u6cfd\u548c\u53d8\u8272\u6548\u679c\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5305\u88c5\u3001\u9676\u74f7\u3001\u5370\u5237\u548c\u5316\u5986\u54c1\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n<p>\u73cd\u73e0\u5149\u6548\u5e94\u7684\u590d\u6742\u5149\u5b66\u8fc7\u7a0b\uff08Complex Optical Processes of Pearlescence\uff09\u6e90\u4e8e\u989c\u6599\u7247\u4e4b\u95f4\u7684\u591a\u91cd\u6563\u5c04\u548c\u6ce2\u52a8\u5149\u5b66\u5e72\u6d89\u3002\u73b0\u6709\u7684\u6a21\u578b\u96be\u4ee5\u5168\u9762\u63cf\u8ff0\u8fd9\u4e9b\u590d\u6742\u7684\u5149\u5b66\u884c\u4e3a\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u5efa\u7acb\u66f4\u5e7f\u6cdb\u9002\u7528\u7684\u73cd\u73e0\u5149\u6750\u8d28\u6a21\u578b\uff08Building a More Comprehensive Model for Pearlescent Materials\uff09\u3002\u73b0\u6709\u7684\u73cd\u73e0\u5149\u6750\u8d28\u6a21\u578b\u5bf9\u989c\u6599\u7684\u590d\u6742\u7ed3\u6784\u548c\u5236\u9020\u8fc7\u7a0b\u7684\u5f71\u54cd\u8003\u8651\u4e0d\u8db3\u3002\u76ee\u6807\u662f\u901a\u8fc7\u5f15\u5165\u65b0\u7684\u5149\u5b66\u6a21\u62df\u6a21\u578b\uff0c\u6269\u5c55\u53ef\u8868\u793a\u7684\u73cd\u73e0\u5149\u5916\u89c2\u8303\u56f4\u3002<\/p>\n\n\n\n<p>\u4e00\u4e2a\u901a\u7528\u7684\u73cd\u73e0\u5149\u6750\u8d28\u6a21\u578b\u8fd8\u53ef\u4ee5\u7528\u4e8e\u9006\u5411\u6e32\u67d3\u4e2d\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u63d0\u51fa\u57fa\u4e8e\u5e72\u6d89\u989c\u6599\u7684\u5149\u5b66\u6a21\u578b\uff08Optical Model Based on Interference Pigments\uff09\u3002\u5c06\u989c\u6599\u7247\u7684\u591a\u5c42\u7ed3\u6784\u3001\u7c92\u5b50\u7684\u65b9\u5411\u76f8\u5173\u6027\u3001\u539a\u5ea6\u53d8\u5316\u7b49\u7279\u6027\u7eb3\u5165\u8003\u8651\u3002<\/p>\n\n\n\n<p>\u53c2\u6570\u7a7a\u95f4\u7684\u7cfb\u7edf\u7814\u7a76\uff08Systematic Study of Parameter Space\uff09\uff0c\u63a2\u8ba8\u4e86\u989c\u6599\u7247\u7684\u65b9\u5411\u6027\u3001\u539a\u5ea6\u548c\u6392\u5217\u5bf9\u6750\u6599\u5916\u89c2\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<p>\u9006\u5411\u6e32\u67d3\uff08Inverse Rendering\uff09\u5e2e\u52a9\u89e3\u8bfb\u771f\u5b9e\u4e16\u754c\u4e2d\u7684\u5149\u6563\u5c04\u73b0\u8c61\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/www.semanticscholar.org\/paper\/Scratch-iridescence-Werner-Velinov\/ce1a60d134fb867df86f34212ad7987f5b4d6613\">Werner 2017] Scratch iridescence: Wave-optical rendering of diffractive surface structure<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce2\u52a8\u5149\u5b66\u3001\u975e\u65c1\u8f74\u6807\u91cf\u884d\u5c04\u7406\u8bba\u3001\u8679\u5f69\u6548\u5e94\u3001\u5fae\u89c2\u5212\u75d5<\/h3>\n\n\n\n<p>\u57fa\u4e8e\u975e\u65c1\u8f74\u6807\u91cf\u884d\u5c04\u7406\u8bba\u7684\u6ce2\u52a8\u5149\u5b66\u6a21\u578b\uff0c\u7528\u4e8e\u6a21\u62df\u5fae\u89c2\u5212\u75d5\u8868\u9762\u7684\u8679\u5f69\u6548\u5e94\uff0c\u4ece\u5c40\u90e8\u5149\u6591\u5230\u8fdc\u8ddd\u79bb\u4e0b\u7684\u5149\u6ed1\u53cd\u5c04\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-461.png\" alt=\"img\" class=\"wp-image-1619 lazyload\"\/><noscript><img decoding=\"async\" width=\"1283\" height=\"325\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-461.png\" alt=\"img\" class=\"wp-image-1619 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-461.png 1283w, https:\/\/remoooo.com\/wp-content\/uploads\/image-461-300x76.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-461-1024x259.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-461-768x195.png 768w\" sizes=\"(max-width: 1283px) 100vw, 1283px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u5212\u75d5\u5f15\u8d77\u7684\u5149\u5b66\u6548\u5e94\uff08Optical Effects of Scratches\uff09\uff0c\u5b9a\u5411\u5149\u7167\u4e0b\uff08\u5982\u9633\u5149\u6216\u5364\u7d20\u706f\uff09\uff0c\u8fd9\u4e9b\u5212\u75d5\u8868\u9762\u4f1a\u663e\u793a\u51fa\u590d\u6742\u7684\u8679\u5f69\u56fe\u6848\uff0c\u662f\u7531\u5212\u75d5\u7ed3\u6784\u5bf9\u5165\u5c04\u5149\u7684\u884d\u5c04\u5f15\u8d77\u7684\u3002\u5728\u51e0\u4f55\u5149\u5b66\u6a21\u578b\u4e2d\u65e0\u6cd5\u518d\u73b0\u3002<\/p>\n\n\n\n<p>\u867d\u7136\u73b0\u6709\u7684\u89e3\u6790\u6a21\u578b\u80fd\u591f\u91cd\u73b0\u4e00\u4e9b\u5fae\u7ed3\u6784\uff08\u5982\u5149\u76d8\uff09\u7684\u8679\u5f69\u6548\u679c\uff0c\u4f46\u5bf9\u4e8e\u5c40\u90e8\u5206\u8fa8\u7684\u5212\u75d5\u5149\u5b66\u884c\u4e3a\u7684\u6a21\u62df\u4ecd\u7136\u662f\u4e00\u4e2a\u96be\u9898\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u63d0\u4f9b\u4e00\u4e2a\u6ce2\u52a8\u5149\u5b66\u7684\u5212\u75d5\u6e32\u67d3\u6846\u67b6\uff08Provide a Wave-Optical Scratch Rendering Framework\uff09\u3002\u80fd\u591f\u7cbe\u786e\u6a21\u62df\u5212\u75d5\u5f15\u8d77\u7684\u5149\u5b66\u6548\u5e94\uff0c\u5305\u62ec\u5149\u6591\u3001\u8679\u5f69\u7b49\u89c6\u89c9\u73b0\u8c61\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u57fa\u4e8e\u975e\u65c1\u8f74\u6807\u91cf\u884d\u5c04\u7406\u8bba\u7684\u6ce2\u52a8\u5149\u5b66\u6a21\u578b\uff08Wave-Optical Model Based on Non-Paraxial Scalar Diffraction Theory\uff09\u3002\u672c\u6587\u7684\u65b9\u6cd5\u80fd\u591f\u5728\u5165\u5c04\u548c\u53cd\u5c04\u5927\u89d2\u5ea6\u4e0b\u51c6\u786e\u6a21\u62df\u5149\u5728\u5fae\u5c3a\u5ea6\u8868\u9762\u7279\u5f81\u4e0a\u7684\u884d\u5c04\u884c\u4e3a\u3002<\/p>\n\n\n\n<p>\u5212\u75d5\u8868\u9762\u7ed3\u6784\u7684\u77e2\u91cf\u56fe\u5f62\u8868\u793a\uff08Vector Graphics Representation of Scratch Surfaces\uff09\u3002<\/p>\n\n\n\n<p>\u591a\u5c3a\u5ea6\u884c\u4e3a\u7684 BRDF \u6a21\u578b\uff08Multi-Scale BRDF Model\uff09\u3002<\/p>\n\n\n\n<p>\u7269\u7406\u57fa\u7840\u6e32\u67d3\u7cfb\u7edf\u4e2d\u7684\u96c6\u6210\u4e0e\u4f18\u5316\uff08Integration and Optimization in Physically-Based Rendering Systems\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/diglib.eg.org\/items\/235be868-1d31-47c1-8ab9-ad897cfd5bf8\">Fourneau 2024] Interactive Exploration of Vivid Material Iridescence using Bragg Mirrors<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce2\u52a8\u5149\u5b66\u3001\u8679\u5f69\u6548\u5e94\u3001Bragg\u955c\u3001\u5149\u8c31\u8fd1\u4f3c<\/h3>\n\n\n\n<p>\u63cf\u8ff0 1D \u5149\u5b50\u6676\u4f53\uff08\u5373 Bragg \u955c\uff09\u7684\u6750\u6599\u8679\u5f69\u6548\u679c\u3002\u7279\u5b9a\u6761\u4ef6\u4e0b\u7b80\u5316\u4e3a\u5feb\u901f\u8ba1\u7b97\u7684\u5355\u6b21\u53cd\u5c04BRDF\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-463.png\" alt=\"img\" class=\"wp-image-1621 lazyload\"\/><noscript><img decoding=\"async\" width=\"1282\" height=\"507\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-463.png\" alt=\"img\" class=\"wp-image-1621 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-463.png 1282w, https:\/\/remoooo.com\/wp-content\/uploads\/image-463-300x119.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-463-1024x405.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-463-768x304.png 768w\" sizes=\"(max-width: 1282px) 100vw, 1282px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u81ea\u7136\u754c\u4e2d\u7684\u8679\u5f69\u73b0\u8c61\uff08Iridescence in Nature\uff09\u4f53\u73b0\u5728\u751f\u7269\u3001\u690d\u7269\u6216\u5b9d\u77f3\u4e2d\u3002\u8fd9\u662f\u7531\u7279\u5b9a\u7684\u5fae\u89c2\u51e0\u4f55\u7ed3\u6784\u5f15\u8d77\u7684\uff0c\u8fd9\u4e9b\u7ed3\u6784\u7684\u5c3a\u5bf8\u4e0e\u53ef\u89c1\u5149\u6ce2\u957f\u76f8\u5f53\u3002\u6700\u663e\u8457\u7684\u4f8b\u5b50\u662f\u5149\u5b50\u6676\u4f53\uff08photonic crystals\uff09\uff0c\u5728\u4e00\u7ef4\u3001\u4e8c\u7ef4\u6216\u4e09\u7ef4\u7ed3\u6784\u4e2d\u91cd\u590d\u6392\u5217\u4ea7\u751f\u7ed3\u6784\u8272\u3002<\/p>\n\n\n\n<p>1D \u5149\u5b50\u6676\u4f53\uff0c\u5373 Bragg \u955c\u7684\u5149\u5b66\u7279\u6027\uff08Optical Properties of Bragg Mirrors\uff09\u3002\u73b0\u6709\u7684\u5de5\u4f5c\u5927\u591a\u4f7f\u7528\u7ecf\u5178\u7684\u4f20\u9012\u77e9\u9635\u6cd5\uff08transfer matrix method\uff09\u6765\u8ba1\u7b97\u591a\u5c42\u8584\u819c\u7684\u5149\u5b66\u6548\u5e94\uff0c\u4f46\u968f\u7740\u8584\u819c\u6570\u91cf\u7684\u589e\u52a0\uff0c\u8ba1\u7b97\u590d\u6742\u5ea6\u4e5f\u663e\u8457\u589e\u52a0\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u7b80\u5316 Bragg \u955c\u53cd\u5c04\u8ba1\u7b97\uff08Simplifying the computation of Bragg mirror reflectance\uff09\uff0c\u5f15\u5165\u4e00\u4e2a\u66f4\u7b80\u6d01\u3001\u5c01\u95ed\u5f62\u5f0f\u7684\u53cd\u5c04\u516c\u5f0f\u63a2\u7d22\u5728 RGB \u5149\u8c31\u6e32\u67d3\u4e2d\u7684\u5feb\u901f\u8fd1\u4f3c\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p>\u7814\u7a76\u7c97\u7cd9 Bragg \u5c42\u7684\u6548\u679c\uff08Investigating the effects of rough Bragg layers\uff09\uff0c\u63a2\u7a76\u8868\u9762\u7c97\u7cd9\u5ea6\u5bf9\u5149\u5b66\u8868\u73b0\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u5f15\u5165\u5c01\u95ed\u5f62\u5f0f\u7684\u53cd\u5c04\u516c\u5f0f\uff08Closed-form Reflectance Formula\uff09\u3002\u57fa\u4e8e Yeh \u7684\u516c\u5f0f\uff08Yeh88 Formula\uff09\uff0c\u505a RGB \u5149\u8c31\u8fd1\u4f3c\uff08RGB Spectral Approximation\uff09\u3002<\/p>\n\n\n\n<p>\u5206\u6790\u7c97\u7cd9\u5ea6\u5bf9\u5149\u5b66\u4f20\u8f93\u7684\u5f71\u54cd\uff08Effect of Roughness on Optical Transmission\uff09\u3002<\/p>\n\n\n\n<p>\u5229\u7528\u5355\u6b21\u53cd\u5c04 BRDF \u6a21\u578b\uff08Single-reflection BRDF Model\uff09\u9ad8\u6548\u5730\u6e32\u67d3\u7c97\u7cd9 Bragg \u5c42\u7684\u5916\u89c2\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/dl.acm.org\/doi\/10.1145\/3414685.3417813\">Chen 2020] Rendering Near-Field Speckle Statistics in Scattering Media<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">MC\u8def\u5f84\u79ef\u5206\u3001\u91cd\u8981\u6027\u91c7\u6837\u3001\u8bb0\u5fc6\u6548\u5e94\u3001\u6563\u6591\u3001\u751f\u7269\u7ec4\u7ec7\u6210\u50cf<\/h3>\n\n\n\n<p>\u5728\u6563\u5c04\u4ecb\u8d28\u4e2d\u6a21\u62df\u8fd1\u573a\u6210\u50cf\u6761\u4ef6\u4e0b\u7684\u6563\u6591\u7edf\u8ba1\uff0c\u52a0\u901f\u751f\u7269\u7ec4\u7ec7\u6210\u50cf\u5e94\u7528\u4e2d\u7684\u6563\u6591\u6e32\u67d3\uff0c\u4e3a\u57fa\u4e8e\u6563\u6591\u7684\u6210\u50cf\u6280\u672f\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-464.png\" alt=\"img\" class=\"wp-image-1622 lazyload\"\/><noscript><img decoding=\"async\" width=\"1282\" height=\"429\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-464.png\" alt=\"img\" class=\"wp-image-1622 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-464.png 1282w, https:\/\/remoooo.com\/wp-content\/uploads\/image-464-300x100.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-464-1024x343.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-464-768x257.png 768w\" sizes=\"(max-width: 1282px) 100vw, 1282px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u5728\u751f\u7269\u7ec4\u7ec7\u4e2d\u8fdb\u884c\u6df1\u5c42\u6210\u50cf\u65f6\uff0c\u7531\u4e8e\u5149\u5728\u7ec4\u7ec7\u5185\u90e8\u7684\u591a\u91cd\u6563\u5c04\uff0c\u6210\u50cf\u53d8\u5f97\u975e\u5e38\u56f0\u96be\u3002\u5728\u76f8\u5e72\u5149\uff08\u5982\u6fc0\u5149\uff09\u7167\u5c04\u4e0b\uff0c\u7ec4\u7ec7\u5185\u90e8\u4f1a\u4ea7\u751f\u9ad8\u9891\u7684\u6563\u6591\u56fe\u6848\u3002\u6563\u6591\u56fe\u6848\u7684\u7edf\u8ba1\u5b66\u7279\u6027\uff0c\u7279\u522b\u662f\u8bb0\u5fc6\u6548\u5e94\uff08memory effect\uff09\uff0c\u4e3a\u7ec4\u7ec7\u6210\u50cf\u6280\u672f\uff08\u5982\u8367\u5149\u6210\u50cf\u548c\u81ea\u9002\u5e94\u5149\u5b66\u805a\u7126\uff09\u63d0\u4f9b\u4e86\u57fa\u7840\u3002<\/p>\n\n\n\n<p>\u73b0\u6709\u6a21\u578b\u7684\u5c40\u9650\u6027\uff08Limitations of Existing Models\uff09\u5728\u4e8e\u5f53\u524d\u4e3b\u8981\u662f\u96c6\u4e2d\u5728\u8fdc\u573a\u6210\u50cf\u3002\u8fd1\u573a\u6761\u4ef6\u90fd\u88ab\u5ffd\u7565\u4e86\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u63d0\u4f9b\u7269\u7406\u7cbe\u786e\u4e14\u9ad8\u6548\u7684\u8fd1\u573a\u6563\u6591\u6e32\u67d3\u6a21\u578b\uff08Developing a Physically Accurate and Efficient Model for Near-Field Speckle Rendering\uff09\u3002<\/p>\n\n\n\n<p>\u63d0\u5347\u6563\u6591\u6a21\u62df\u7684\u8ba1\u7b97\u6548\u7387\uff08Improving Computational Efficiency of Speckle Simulations\uff09\uff0c\u6ce2\u52a8\u65b9\u7a0b\u6c42\u89e3\u5668\u8ba1\u7b97\u91cf\u592a\u5927\u4e86\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u57fa\u4e8e\u8499\u7279\u5361\u6d1b\u8def\u5f84\u79ef\u5206\u7684\u6e32\u67d3\u6846\u67b6\uff08Monte Carlo Path Integral Rendering Framework\uff09\u3002<\/p>\n\n\n\n<p>\u5149\u5b66\u5b54\u5f84\u548c\u6563\u5c04\u76f8\u51fd\u6570\u7684\u8fd1\u4f3c\uff08Aperture and Phase Function Approximations\uff09\u3002<\/p>\n\n\n\n<p>\u91cd\u8981\u6027\u91c7\u6837\uff08Importance Sampling\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[Kajiya and Kay 1989] <strong>Kajiya-Kay Model<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6bdb\u53d1\u9f3b\u7956\uff0c\u65e0\u9700\u591a\u8a00<\/h3>\n\n\n\n<p>\u6bdb\u53d1\u7b80\u5316\u4e3a\u7ec6\u957f\u5706\u67f1\u4f53\uff0c\u5e76\u901a\u8fc7\u6269\u5c55 Phong \u6a21\u578b\u6a21\u62df\u6bdb\u53d1\u8868\u9762\u7684\u5149\u53cd\u5c04\u884c\u4e3a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-465.png\" alt=\"img\" class=\"wp-image-1623 lazyload\"\/><noscript><img decoding=\"async\" width=\"1028\" height=\"744\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-465.png\" alt=\"img\" class=\"wp-image-1623 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-465.png 1028w, https:\/\/remoooo.com\/wp-content\/uploads\/image-465-300x217.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-465-1024x741.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-465-768x556.png 768w\" sizes=\"(max-width: 1028px) 100vw, 1028px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u57fa\u4e8e Phong \u5149\u7167\u6a21\u578b\u7684\u6982\u5ff5\uff0c\u5c06\u5176\u6269\u5c55\u4e3a\u9002\u5e94\u6bdb\u53d1\u6e32\u67d3\u7684\u7ecf\u9a8c\u6a21\u578b\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u6bdb\u53d1\u5177\u6709\u975e\u5e38\u72ec\u7279\u7684\u5149\u5b66\u7279\u6027\uff0c\u5982\u9ad8\u5149\u53cd\u5c04\u3001\u6b21\u8868\u9762\u6563\u5c04\u7b49\uff0c\u800c\u8fd9\u4e9b\u73b0\u8c61\u7684\u51fa\u73b0\u4e0e\u6bdb\u53d1\u7684\u51e0\u4f55\u5f62\u72b6\u548c\u8868\u9762\u7ed3\u6784\u5bc6\u5207\u76f8\u5173\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>Kajiya-Kay \u6a21\u578b\u57fa\u4e8e Phong \u6a21\u578b\u7684\u601d\u60f3\uff0c\u6269\u5c55 Phong \u6a21\u578b\uff08Extension of the Phong Model\uff09\u3002<\/p>\n\n\n\n<p>\u7ec6\u957f\u5706\u67f1\u4f53\u5047\u8bbe\uff08Cylindrical Hair Representation\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[Marschner 2003] Light Scattering from Human Hair Fibers<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6bdb\u53d1\u9f3b\u7956\uff0c\u65e0\u9700\u591a\u8a00+1<\/h3>\n\n\n\n<p>\u80fd\u591f\u6355\u6349\u73b0\u6709Kajiya-Kay\u6a21\u578b\u65e0\u6cd5\u63cf\u8ff0\u7684\u5173\u952e\u89c6\u89c9\u6548\u679c\uff0c\u5982\u591a\u4e2a\u9ad8\u5149\u548c\u4e0e\u7ea4\u7ef4\u8f74\u65cb\u8f6c\u76f8\u5173\u7684\u6563\u5c04\u53d8\u5316\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-466.png\" alt=\"img\" class=\"wp-image-1624 lazyload\"\/><noscript><img decoding=\"async\" width=\"898\" height=\"622\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-466.png\" alt=\"img\" class=\"wp-image-1624 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-466.png 898w, https:\/\/remoooo.com\/wp-content\/uploads\/image-466-300x208.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-466-768x532.png 768w\" sizes=\"(max-width: 898px) 100vw, 898px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>Kajiya-Kay\u6a21\u578b\u7684\u5c40\u9650\u6027\uff08Limitations of the Kajiya-Kay Model\uff09\u4ec5\u5047\u8bbe\u6bdb\u53d1\u4e3a\u4e0d\u900f\u660e\u7684\u5706\u67f1\u4f53\uff0c\u5ffd\u7565\u4e86\u5185\u90e8\u53cd\u5c04\u548c\u900f\u5c04\u7b49\u5173\u952e\u73b0\u8c61.<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u6bdb\u53d1\u662f\u4ecb\u7535\u6750\u6599\uff0c\u5c24\u5176\u662f\u6d45\u8272\u5934\u53d1\uff08\u5982\u91d1\u8272\u3001\u68d5\u8272\u3001\u7ea2\u8272\uff09\u5177\u6709\u663e\u8457\u7684\u534a\u900f\u660e\u6027\u3002\u56e0\u6b64\u66f4\u771f\u5b9e\u7684\u6bdb\u53d1\u6563\u5c04\u6a21\u578b\u9700\u6c42\uff08Need for a More Accurate Hair Scattering Model\uff09\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u6d4b\u91cf\u4e86\u5355\u6839\u6bdb\u53d1\u76843D\u5168\u534a\u7403\u5149\u6563\u5c04\u3002<\/p>\n\n\n\n<p>\u63d0\u51fa\u900f\u660e\u692d\u5706\u67f1\u4f53\u6a21\u578b\uff08Transparent Elliptical Cylinder Model\uff09\u3002<\/p>\n\n\n\n<p>\u7b80\u5316\u7684\u9634\u5f71\u6a21\u578b\uff08Simplified Shading Model\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"http:\/\/www.cemyuksel.com\/research\/dualscattering\/\">Benamira 2021] A Combined Scattering and Diffraction Model for Elliptical Hair Rendering<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce2\u52a8\u5149\u5b66\u3001\u6bdb\u53d1\u6e32\u67d3\u3001\u692d\u5706\u6bdb\u53d1\u3001\u884d\u5c04\u6563\u5c04\u74e3\u51fd\u6570\u3001\u514d\u9884\u8ba1\u7b97<\/h3>\n\n\n\n<p>\u4e00\u4e2a\u7ed3\u5408\u6563\u5c04\u548c\u884d\u5c04\u7684\u65b0\u6a21\u578b\uff0c\u80fd\u591f\u5728\u65e0\u9700\u9884\u8ba1\u7b97\u7684\u60c5\u51b5\u4e0b\u6a21\u62df\u5177\u6709\u692d\u5706\u5f62\u622a\u9762\u7684\u6bdb\u53d1\u7684\u5149\u6563\u5c04\u548c\u884d\u5c04\u73b0\u8c61\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-467.png\" alt=\"img\" class=\"wp-image-1625 lazyload\"\/><noscript><img decoding=\"async\" width=\"1282\" height=\"381\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-467.png\" alt=\"img\" class=\"wp-image-1625 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-467.png 1282w, https:\/\/remoooo.com\/wp-content\/uploads\/image-467-300x89.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-467-1024x304.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-467-768x228.png 768w\" sizes=\"(max-width: 1282px) 100vw, 1282px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u4f9d\u65e7\u662f\u6ce2\u52a8\u5149\u5b66\u4e3a\u80cc\u666f\u3002\u5f53\u5149\u4e0e\u5c3a\u5bf8\u63a5\u8fd1\u5149\u6ce2\u957f\u7684\u7269\u4f53\u76f8\u4e92\u4f5c\u7528\u65f6\uff0c\u5e72\u6d89\u548c\u884d\u5c04\u6548\u5e94\u53d8\u5f97\u663e\u8457\u3002<\/p>\n\n\n\n<p>\u6bdb\u53d1\u6e32\u67d3\u9700\u8981\u8003\u8651\u5176\u51e0\u4f55\u7279\u6027\u4ee5\u53ca\u5149\u7684\u6ce2\u52a8\u6548\u5e94\u3002\u867d\u7136\u5c04\u7ebf\u8ffd\u8e2a\u53ef\u4ee5\u6a21\u62df\u5927\u90e8\u5206\u6563\u5c04\u73b0\u8c61\uff0c\u4f46\u5bf9\u4e8e\u6bdb\u53d1\u4e2d\u7684\u884d\u5c04\u73b0\u8c61\uff0c\u5b83\u663e\u5f97\u4e0d\u8db3\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u89e3\u51b3\u884d\u5c04\u548c\u692d\u5706\u5f62\u622a\u9762\u95ee\u9898\uff08Addressing Diffraction and Elliptical Cross-sections\uff09\u3002\u63d0\u51fa\u4e86\u4e00\u4e2a\u7ed3\u5408\u5149\u7684\u6ce2\u52a8\u548c\u5c04\u7ebf\u7279\u6027\u7684\u6a21\u578b\uff0c\u80fd\u591f\u5728\u65e0\u9700\u9884\u8ba1\u7b97\u7684\u60c5\u51b5\u4e0b\u5904\u7406\u6bdb\u53d1\u7684\u5149\u884d\u5c04\u73b0\u8c61\u3002\u652f\u6301\u4efb\u610f\u692d\u5706\u5f62\u622a\u9762\u7684\u6bdb\u53d1\u7ea4\u7ef4\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u5c04\u7ebf\u90e8\u5206\uff08Ray Interaction with Elliptical Fibers\uff09\u5f15\u5165\u5b8c\u6574\u7684\u5149\u4f20\u8f93\u6a21\u578b\uff0c\u5ef6\u7eed\u4e86\u4f20\u7edf\u7684\u5c04\u7ebf\u6a21\u578b\uff0c\u5904\u7406\u4e86\u5927\u591a\u6570\u6563\u5c04\u6548\u5e94\u3002<\/p>\n\n\n\n<p>\u6ce2\u52a8\u90e8\u5206\uff08Wave Diffraction by Elliptical Fibers\uff09\u5f15\u5165\u4e86\u4e00\u4e2a\u65b0\u7684\u884d\u5c04\u6563\u5c04\u74e3\u51fd\u6570\uff0c\u6355\u6349\u5149\u4e0e\u6bdb\u53d1\u76f8\u4e92\u4f5c\u7528\u65f6\u4ea7\u751f\u7684\u5f3a\u5411\u524d\u6563\u5c04\u6548\u5e94\u3002<\/p>\n\n\n\n<p>\u514d\u9884\u8ba1\u7b97\uff08Precomputation-free Approach\uff09\u3002<\/p>\n\n\n\n<p>\u73b0\u4ee3\u79bb\u7ebf\u6e32\u67d3\u5668\u96c6\u6210\uff08Integration with Modern Ray Tracers\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">[<a href=\"https:\/\/dl.acm.org\/doi\/10.1145\/1360612.1360631\">Zinke 2008] Dual Scattering Approximation for Fast Multiple Scattering in Hair<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6bdb\u53d1\u6e32\u67d3\u3001\u591a\u91cd\u6563\u5c04<\/h3>\n\n\n\n<p>\u201c\u53cc\u91cd\u6563\u5c04\u201d\u6a21\u578b\u5e7f\u6cdb\u8fd0\u7528\u4e8e\u5b9e\u65f6\u6e32\u67d3\uff0c\u7ecf\u5178\u6a21\u578b\u65e0\u9700\u591a\u8a00\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-468.png\" alt=\"img\" class=\"wp-image-1626 lazyload\"\/><noscript><img decoding=\"async\" width=\"1284\" height=\"413\" src=\"https:\/\/\u80a5\u80a5.com\/wp-content\/uploads\/image-468.png\" alt=\"img\" class=\"wp-image-1626 lazyload\" srcset=\"https:\/\/remoooo.com\/wp-content\/uploads\/image-468.png 1284w, https:\/\/remoooo.com\/wp-content\/uploads\/image-468-300x96.png 300w, https:\/\/remoooo.com\/wp-content\/uploads\/image-468-1024x329.png 1024w, https:\/\/remoooo.com\/wp-content\/uploads\/image-468-768x247.png 768w\" sizes=\"(max-width: 1284px) 100vw, 1284px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>1. \u80cc\u666f<\/strong><\/p>\n\n\n\n<p>\u5728\u6d45\u8272\u5bc6\u96c6\u7684\u5934\u53d1\u4e2d\uff0c\u591a\u6b21\u6563\u5c04\u662f\u51b3\u5b9a\u6574\u4f53\u5934\u53d1\u989c\u8272\u7684\u5173\u952e\u56e0\u7d20\u3002<\/p>\n\n\n\n<p>\u73b0\u6709\u7684\u57fa\u4e8e\u8def\u5f84\u8ffd\u8e2a\u6216\u5149\u5b50\u6620\u5c04\u7684\u65b9\u6cd5\u6e32\u67d3\u592a\u6162\uff0c\u4e14\u5f80\u5f80\u5ffd\u7565\u4e86\u5934\u53d1\u7ea4\u7ef4\u7684\u5706\u5f62\u622a\u9762\u3002<\/p>\n\n\n\n<p><strong>2. \u52a8\u673a<\/strong><\/p>\n\n\n\n<p>\u4e00\u4e2a\u7269\u7406\u7cbe\u786e\u4e14\u9ad8\u6548\u7684\u591a\u6b21\u6563\u5c04\u6a21\u578b\u9700\u6c42\uff08Need for Physically Accurate and Efficient Multiple Scattering Model\uff09\u3002<\/p>\n\n\n\n<p><strong>3. \u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u53cc\u91cd\u6563\u5c04\u6a21\u578b\uff08Dual Scattering Model\uff09\uff0c\u5168\u5c40\u591a\u91cd\u6563\u5c04\u548c\u5c40\u90e8\u591a\u91cd\u6563\u5c04\u3002\u5168\u5c40\u591a\u91cd\u6563\u5c04\u90e8\u5206\u65e8\u5728\u8ba1\u7b97\u7a7f\u8fc7\u5934\u53d1\u4f53\u79ef\u5e76\u5230\u8fbe\u76ee\u6807\u70b9\u90bb\u57df\u7684\u5149\uff0c\u800c\u5c40\u90e8\u591a\u91cd\u6563\u5c04\u5219\u8003\u8651\u8be5\u90bb\u57df\u5185\u7684\u6563\u5c04\u4e8b\u4ef6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u58f0\u660e\uff1a\u8fd9\u4e00\u7bc7\u5c31\u662f\u7eaf\u7eaf\u7684\u5783\u573e\u6587\u7ae0\u4e86\uff0c\u5f53\u4f5c\u524d\u4e24\u7bc7\u6587\u7ae0\u7684\u8865\u5145\u3002\u968f\u4fbf\u6574\u7406\u7684\u4f9b\u81ea\u5df1\u590d\u4e60\u7528\u3002\u6240\u6709\u6807\u9898\u90fd\u53ef\u4ee5\u8df3\u8f6c\u8bba\u6587\u4e3b\u9875\u3002\u4e13 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1621,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[53],"tags":[56,57,58],"class_list":["post-1604","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech","tag-cg","tag-hair-rendering","tag-wave-optics"],"_links":{"self":[{"href":"https:\/\/remoooo.com\/en\/wp-json\/wp\/v2\/posts\/1604","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/remoooo.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/remoooo.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/remoooo.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/remoooo.com\/en\/wp-json\/wp\/v2\/comments?post=1604"}],"version-history":[{"count":2,"href":"https:\/\/remoooo.com\/en\/wp-json\/wp\/v2\/posts\/1604\/revisions"}],"predecessor-version":[{"id":1694,"href":"https:\/\/remoooo.com\/en\/wp-json\/wp\/v2\/posts\/1604\/revisions\/1694"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/remoooo.com\/en\/wp-json\/wp\/v2\/media\/1621"}],"wp:attachment":[{"href":"https:\/\/remoooo.com\/en\/wp-json\/wp\/v2\/media?parent=1604"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/remoooo.com\/en\/wp-json\/wp\/v2\/categories?post=1604"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/remoooo.com\/en\/wp-json\/wp\/v2\/tags?post=1604"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}