{"id":8579,"date":"2012-11-29T00:05:43","date_gmt":"2012-11-28T22:05:43","guid":{"rendered":"http:\/\/hgpu.org\/?p=8579"},"modified":"2012-11-29T00:05:43","modified_gmt":"2012-11-28T22:05:43","slug":"gpu-ray-tracing-comparative-study-of-ray-triangle-intersection-algorithms","status":"publish","type":"post","link":"https:\/\/hgpu.org\/?p=8579","title":{"rendered":"GPU Ray Tracing &#8211; Comparative Study of Ray-Triangle Intersection Algorithms"},"content":{"rendered":"<p>We present a comparative study of GPU ray tracing implemented for two different types of ray-triangle intersection algorithms used with BVH (Bounding Volume Hierarchy) spatial data structure evaluated for performance on three static scenes. We study how number of triangles placed in a BVH leaf node affects rendering performance. We propose  GPU-optimized SIMD ray-triangle intersection method evaluated on GPU for path-tracing and compare it&#8217;s performance with plain Moller-Trumbore and Unit Triangle intersection methods.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We present a comparative study of GPU ray tracing implemented for two different types of ray-triangle intersection algorithms used with BVH (Bounding Volume Hierarchy) spatial data structure evaluated for performance on three static scenes. We study how number of triangles placed in a BVH leaf node affects rendering performance. We propose GPU-optimized SIMD ray-triangle intersection [&hellip;]<\/p>\n","protected":false},"author":351,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[11,3],"tags":[7,1194,1354,1782,480,20,1264,1090,181,144],"class_list":["post-8579","post","type-post","status-publish","format-standard","hentry","category-computer-science","category-paper","tag-ati","tag-ati-radeon-hd-6870","tag-ati-radeon-hd-7850","tag-computer-science","tag-directx","tag-nvidia","tag-nvidia-geforce-gt-240-m","tag-nvidia-geforce-gtx-560","tag-raytracing","tag-rendering"],"views":3789,"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/hgpu.org\/index.php?rest_route=\/wp\/v2\/posts\/8579","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hgpu.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hgpu.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hgpu.org\/index.php?rest_route=\/wp\/v2\/users\/351"}],"replies":[{"embeddable":true,"href":"https:\/\/hgpu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8579"}],"version-history":[{"count":0,"href":"https:\/\/hgpu.org\/index.php?rest_route=\/wp\/v2\/posts\/8579\/revisions"}],"wp:attachment":[{"href":"https:\/\/hgpu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8579"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hgpu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8579"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hgpu.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8579"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}