{"id":6426,"date":"2022-05-01T10:25:50","date_gmt":"2022-05-01T09:25:50","guid":{"rendered":"https:\/\/idiolect.org.uk\/notes\/?p=6426"},"modified":"2025-08-12T10:51:06","modified_gmt":"2025-08-12T09:51:06","slug":"chromosteopsis-colophon","status":"publish","type":"post","link":"https:\/\/idiolect.org.uk\/notes\/2022\/05\/01\/chromosteopsis-colophon\/","title":{"rendered":"Chromosteopsis: colophon"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Over at <a href=\"https:\/\/mindhacks.com\/2022\/05\/01\/chromostereopsis\/\">mindhacks.com, an introduction to chromosteopsis<\/a>. Here: how I made some of those images. Github repo: <a href=\"https:\/\/github.com\/tomstafford\/chromo\">chromo<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It turns out that you get the nice speckled pattern just by randomly colouring pixels with 0.3 probability. I thought you could probably combine with other depth cues (such as a texture gradient) to enhance the illusion, but didn&#8217;t get to this. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">I thought the effect might interact with motion and\/or eccentricity so I made a gif<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"369\" height=\"369\" src=\"https:\/\/idiolect.org.uk\/notes\/wp-content\/uploads\/2022\/05\/fname.gif\" alt=\"\" class=\"wp-image-6428\"\/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Over at mindhacks.com, an introduction to chromosteopsis. Here: how I made some of those images. Github repo: chromo It turns out that you get the nice speckled pattern just by randomly colouring pixels with 0.3 probability. I thought you could probably combine with other depth cues (such as a texture gradient) to enhance the illusion, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"activitypub_content_warning":"","activitypub_content_visibility":"","activitypub_max_image_attachments":3,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"federated","footnotes":""},"categories":[9,4],"tags":[],"class_list":["post-6426","post","type-post","status-publish","format-standard","hentry","category-science","category-technical-notes"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/idiolect.org.uk\/notes\/wp-json\/wp\/v2\/posts\/6426","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idiolect.org.uk\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idiolect.org.uk\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idiolect.org.uk\/notes\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/idiolect.org.uk\/notes\/wp-json\/wp\/v2\/comments?post=6426"}],"version-history":[{"count":3,"href":"https:\/\/idiolect.org.uk\/notes\/wp-json\/wp\/v2\/posts\/6426\/revisions"}],"predecessor-version":[{"id":6434,"href":"https:\/\/idiolect.org.uk\/notes\/wp-json\/wp\/v2\/posts\/6426\/revisions\/6434"}],"wp:attachment":[{"href":"https:\/\/idiolect.org.uk\/notes\/wp-json\/wp\/v2\/media?parent=6426"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idiolect.org.uk\/notes\/wp-json\/wp\/v2\/categories?post=6426"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idiolect.org.uk\/notes\/wp-json\/wp\/v2\/tags?post=6426"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}