{"id":267,"date":"2013-02-01T19:35:25","date_gmt":"2013-02-02T03:35:25","guid":{"rendered":"http:\/\/www.toadstorm.com\/blog\/?p=267"},"modified":"2013-02-01T19:36:15","modified_gmt":"2013-02-02T03:36:15","slug":"baking-transforms-to-world-space-in-houdini","status":"publish","type":"post","link":"https:\/\/www.toadstorm.com\/blog\/?p=267","title":{"rendered":"baking transforms to world space in houdini"},"content":{"rendered":"<p>Just wanted to document a dumb little problem I was having. My compositors need cameras in .FBX format, and I had a camera that had a Look At object (an aim vector) which wasn&#8217;t being considered in the export. I tried parenting a duplicate of the first camera to the original and exporting\u00a0<em>that<\/em>, but of course I just ended up with a still camera.<\/p>\n<p>The solution is to use CHOPs. Make a CHOP network, then drop down an Object CHOP. Select the object you want to bake as the Target Object. Then you can create a duplicate of your original object, and use this expression to drive any of the channels you need to bake:<\/p>\n<p><code>chop(\"..\/chopnet1\/objectCHOPname\/channelName\")<\/code><\/p>\n<p>Or you can use an Export CHOP, point it to the duplicate object, and make sure the Path field includes the full list of channels you want to export (such as t[xyz] and r[xyz]).<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Just wanted to document a dumb little problem I was having. My compositors need cameras in .FBX format, and I had a camera that had a Look At object (an aim vector) which wasn&#8217;t being considered in the export. I tried parenting a duplicate of the first camera to the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[30],"tags":[42,41,31],"_links":{"self":[{"href":"https:\/\/www.toadstorm.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/267"}],"collection":[{"href":"https:\/\/www.toadstorm.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.toadstorm.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.toadstorm.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.toadstorm.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=267"}],"version-history":[{"count":2,"href":"https:\/\/www.toadstorm.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/267\/revisions"}],"predecessor-version":[{"id":270,"href":"https:\/\/www.toadstorm.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/267\/revisions\/270"}],"wp:attachment":[{"href":"https:\/\/www.toadstorm.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=267"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.toadstorm.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=267"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.toadstorm.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=267"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}