{"id":844,"date":"2014-06-01T04:40:37","date_gmt":"2014-06-01T04:40:37","guid":{"rendered":"http:\/\/lousodrome.net\/blog\/light\/?p=844"},"modified":"2014-09-26T14:51:14","modified_gmt":"2014-09-26T14:51:14","slug":"volumetric-light-scattering","status":"publish","type":"post","link":"http:\/\/lousodrome.net\/blog\/light\/2014\/06\/01\/volumetric-light-scattering\/","title":{"rendered":"Volumetric light scattering"},"content":{"rendered":"<p>Here are a couple of links on how to render light scattering effect (aka. volumetric shadows):<\/p>\n<ul>\n<li>GPU Gems 3, chapter 13: <a href=\"http:\/\/http.developer.nvidia.com\/GPUGems3\/gpugems3_ch13.html\">Volumetric Light Scattering as a Post-Process<\/a><\/li>\n<li>SIGGRAPH 2010 paper: <a href=\"http:\/\/www.sfb716.uni-stuttgart.de\/uploads\/tx_vispublications\/espmss10.pdf\">Epipolar sampling for shadows and crepuscular rays in participating media with single scattering<\/a><\/li>\n<li>Intel article:<a href=\"https:\/\/software.intel.com\/en-us\/articles\/ivb-atmospheric-light-scattering\"> IVB Atmospheric Light Scattering<\/a><\/li>\n<li>Unity plugin implementing above Intel article: <a href=\"https:\/\/github.com\/robertcupisz\/LightShafts\">Light shafts Unity plugin<\/a><\/li>\n<li>Slides: <a href=\"http:\/\/www.slideshare.net\/BenjaminGlatzel\/volumetric-lighting-for-many-lights-in-lords-of-the-fallen\">Volumetric Lighting for Many Lights in Lords of the Fallen<\/a><\/li>\n<\/ul>\n<p><strong>\u00a0Update:<\/strong><\/p>\n<ul>\n<li>S\u00e9bastien Hillaire wrote an article on <a href=\"http:\/\/sebastien.hillaire.free.fr\/index.php?option=com_content&amp;view=article&amp;id=72&amp;Itemid=106\">dynamic volumetric lighting with temporal upsampling<\/a>.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Here are a couple of links on how to render light scattering effect (aka. volumetric shadows): GPU Gems 3, chapter 13: Volumetric Light Scattering as a Post-Process SIGGRAPH 2010 paper: Epipolar sampling for shadows and crepuscular rays in participating media &hellip; <a href=\"http:\/\/lousodrome.net\/blog\/light\/2014\/06\/01\/volumetric-light-scattering\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[570,170,533,532,530,117,177,73,64,149,571,433,522,531],"class_list":["post-844","post","type-post","status-publish","format-standard","hentry","category-rendering","tag-aliasing","tag-article","tag-intel","tag-light-scattering","tag-light-shaft","tag-noise","tag-paper","tag-post-processing","tag-siggraph","tag-talk","tag-temporal-upsampling","tag-unity","tag-volumetric-lighting","tag-volumetric-shadows"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Volumetric light scattering &#8211; Light is beautiful<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lousodrome.net\/blog\/light\/2014\/06\/01\/volumetric-light-scattering\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Volumetric light scattering &#8211; Light is beautiful\" \/>\n<meta property=\"og:description\" content=\"Here are a couple of links on how to render light scattering effect (aka. volumetric shadows): GPU Gems 3, chapter 13: Volumetric Light Scattering as a Post-Process SIGGRAPH 2010 paper: Epipolar sampling for shadows and crepuscular rays in participating media &hellip; Continue reading &rarr;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lousodrome.net\/blog\/light\/2014\/06\/01\/volumetric-light-scattering\/\" \/>\n<meta property=\"og:site_name\" content=\"Light is beautiful\" \/>\n<meta property=\"article:published_time\" content=\"2014-06-01T04:40:37+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2014-09-26T14:51:14+00:00\" \/>\n<meta name=\"author\" content=\"Julien Guertault\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@Zavie\" \/>\n<meta name=\"twitter:site\" content=\"@Zavie\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Julien Guertault\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/lousodrome.net\\\/blog\\\/light\\\/2014\\\/06\\\/01\\\/volumetric-light-scattering\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lousodrome.net\\\/blog\\\/light\\\/2014\\\/06\\\/01\\\/volumetric-light-scattering\\\/\"},\"author\":{\"name\":\"Julien Guertault\",\"@id\":\"https:\\\/\\\/lousodrome.net\\\/blog\\\/light\\\/#\\\/schema\\\/person\\\/a16a2a69d73eca763ffdf125c49eaa2f\"},\"headline\":\"Volumetric light scattering\",\"datePublished\":\"2014-06-01T04:40:37+00:00\",\"dateModified\":\"2014-09-26T14:51:14+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/lousodrome.net\\\/blog\\\/light\\\/2014\\\/06\\\/01\\\/volumetric-light-scattering\\\/\"},\"wordCount\":84,\"commentCount\":1,\"publisher\":{\"@id\":\"https:\\\/\\\/lousodrome.net\\\/blog\\\/light\\\/#\\\/schema\\\/person\\\/a16a2a69d73eca763ffdf125c49eaa2f\"},\"keywords\":[\"aliasing\",\"article\",\"Intel\",\"light scattering\",\"light shaft\",\"noise\",\"paper\",\"post processing\",\"SIGGRAPH\",\"talk\",\"temporal upsampling\",\"Unity\",\"volumetric lighting\",\"volumetric shadows\"],\"articleSection\":[\"Rendering\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/lousodrome.net\\\/blog\\\/light\\\/2014\\\/06\\\/01\\\/volumetric-light-scattering\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/lousodrome.net\\\/blog\\\/light\\\/2014\\\/06\\\/01\\\/volumetric-light-scattering\\\/\",\"url\":\"https:\\\/\\\/lousodrome.net\\\/blog\\\/light\\\/2014\\\/06\\\/01\\\/volumetric-light-scattering\\\/\",\"name\":\"Volumetric light scattering &#8211; 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