{"id":157961,"date":"2009-01-01T00:00:00","date_gmt":"2009-01-01T00:00:00","guid":{"rendered":"https:\/\/new-cm-edgedigital.pages.dev\/en-us\/research\/msr-research-item\/data-parallel-rasterization-of-micropolygons-with-defocus-and-motion-blur\/"},"modified":"2018-10-16T20:07:41","modified_gmt":"2018-10-17T03:07:41","slug":"data-parallel-rasterization-of-micropolygons-with-defocus-and-motion-blur","status":"publish","type":"msr-research-item","link":"https:\/\/new-cm-edgedigital.pages.dev\/en-us\/research\/publication\/data-parallel-rasterization-of-micropolygons-with-defocus-and-motion-blur\/","title":{"rendered":"Data-parallel rasterization of micropolygons with defocus and motion blur"},"content":{"rendered":"<div class=\"asset-content\">\n<p>Current GPUs rasterize micropolygons (polygons approximately one pixel in size) inefficiently. We design and analyze the costs of three alternative data-parallel algorithms for rasterizing micropolygon workloads for the real-time domain. First, we demonstrate that efficient micropolygon rasterization requires parallelism across many polygons, not just within a single polygon. Second, we produce a data-parallel implementation of an existing stochastic rasterization algorithm by Pixar, which is able to produce motion blur and depth-of-field effects. Third, we provide an algorithm that leverages interleaved sampling for motion blur and camera defocus. This algorithm outperforms Pixar&#8217;s algorithm when rendering objects undergoing moderate defocus or high motion and has the added benefit of predictable performance.<\/p>\n<\/div>\n<p><!-- .asset-content --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Current GPUs rasterize micropolygons (polygons approximately one pixel in size) inefficiently. We design and analyze the costs of three alternative data-parallel algorithms for rasterizing micropolygon workloads for the real-time domain. First, we demonstrate that efficient micropolygon rasterization requires parallelism across many polygons, not just within a single polygon. Second, we produce a data-parallel implementation of [&hellip;]<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"msr-url-field":"","msr-podcast-episode":"","msrModifiedDate":"","msrModifiedDateEnabled":false,"ep_exclude_from_search":false,"_classifai_error":"","msr-author-ordering":null,"msr_publishername":"ACM","msr_publisher_other":"","msr_booktitle":"HPG '09: Proceedings of the 1st ACM conference on High Performance Graphics","msr_chapter":"","msr_edition":"HPG '09: Proceedings of the 1st ACM conference on High Performance Graphics","msr_editors":"","msr_how_published":"","msr_isbn":"978-1-60558-603-8","msr_issue":"","msr_journal":"","msr_number":"","msr_organization":"","msr_pages_string":"59\u201368","msr_page_range_start":"59","msr_page_range_end":"68","msr_series":"","msr_volume":"","msr_copyright":"","msr_conference_name":"HPG '09: Proceedings of the 1st ACM conference on High Performance Graphics","msr_doi":"","msr_arxiv_id":"","msr_s2_paper_id":"","msr_mag_id":"","msr_pubmed_id":"","msr_other_authors":"","msr_other_contributors":"","msr_speaker":"","msr_award":"","msr_affiliation":"","msr_institution":"","msr_host":"","msr_version":"","msr_duration":"","msr_original_fields_of_study":"","msr_release_tracker_id":"","msr_s2_match_type":"","msr_citation_count_updated":"","msr_published_date":"2009-01-01","msr_highlight_text":"","msr_notes":"","msr_longbiography":"","msr_publicationurl":"http:\/\/doi.acm.org\/10.1145\/1572769.1572780","msr_external_url":"","msr_secondary_video_url":"","msr_conference_url":"","msr_journal_url":"","msr_s2_pdf_url":"","msr_year":2009,"msr_citation_count":0,"msr_influential_citations":0,"msr_reference_count":0,"msr_s2_match_confidence":0,"msr_microsoftintellectualproperty":true,"msr_s2_open_access":false,"msr_s2_author_ids":[],"msr_pub_ids":[],"msr_hide_image_in_river":0,"footnotes":""},"msr-research-highlight":[],"research-area":[13551],"msr-publication-type":[193716],"msr-publisher":[],"msr-focus-area":[],"msr-locale":[268875],"msr-post-option":[],"msr-field-of-study":[],"msr-conference":[],"msr-journal":[],"msr-impact-theme":[],"msr-pillar":[],"class_list":["post-157961","msr-research-item","type-msr-research-item","status-publish","hentry","msr-research-area-graphics-and-multimedia","msr-locale-en_us"],"msr_publishername":"ACM","msr_edition":"HPG '09: Proceedings of the 1st ACM conference on High Performance Graphics","msr_affiliation":"","msr_published_date":"2009-01-01","msr_host":"","msr_duration":"","msr_version":"","msr_speaker":"","msr_other_contributors":"","msr_booktitle":"HPG '09: Proceedings of the 1st ACM conference on High Performance Graphics","msr_pages_string":"59\u201368","msr_chapter":"","msr_isbn":"978-1-60558-603-8","msr_journal":"","msr_volume":"","msr_number":"","msr_editors":"","msr_series":"","msr_issue":"","msr_organization":"","msr_how_published":"","msr_notes":"","msr_highlight_text":"","msr_release_tracker_id":"","msr_original_fields_of_study":"","msr_download_urls":"","msr_external_url":"","msr_secondary_video_url":"","msr_longbiography":"","msr_microsoftintellectualproperty":1,"msr_main_download":"","msr_publicationurl":"http:\/\/doi.acm.org\/10.1145\/1572769.1572780","msr_doi":"","msr_publication_uploader":[{"type":"url","title":"http:\/\/doi.acm.org\/10.1145\/1572769.1572780","viewUrl":false,"id":false,"label_id":0}],"msr_related_uploader":"","msr_citation_count":0,"msr_citation_count_updated":"","msr_s2_paper_id":"","msr_influential_citations":0,"msr_reference_count":0,"msr_arxiv_id":"","msr_s2_author_ids":[],"msr_s2_open_access":false,"msr_s2_pdf_url":null,"msr_attachments":[{"id":0,"url":"http:\/\/doi.acm.org\/10.1145\/1572769.1572780"}],"msr-author-ordering":[{"type":"text","value":"Kayvon Fatahalian","user_id":0,"rest_url":false},{"type":"text","value":"Edward Luong","user_id":0,"rest_url":false},{"type":"text","value":"Solomon Boulos","user_id":0,"rest_url":false},{"type":"user_nicename","value":"kakeley","user_id":32475,"rest_url":"https:\/\/new-cm-edgedigital.pages.dev\/en-us\/research\/wp-json\/microsoft-research\/v1\/researchers?person=kakeley"},{"type":"text","value":"William P. 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