tag:blogger.com,1999:blog-7277449027963623452.post3263354566441244801..comments2023-12-07T05:43:10.401-08:00Comments on Ray Tracey's blog: Update 2 on Futuristic BuildingsSam Laperehttp://www.blogger.com/profile/05688552048697970050noreply@blogger.comBlogger7125tag:blogger.com,1999:blog-7277449027963623452.post-83009773727374628632011-07-21T02:30:27.586-07:002011-07-21T02:30:27.586-07:00I did find an interesting link to a page with ray-...I did find an interesting link to a page with ray-object intersections at http://www.realtimerendering.com/intersections.html<br /><br /><br />But first I will concentrate on the physics aspect more. Expect some cool videos in the next few days :)Sam Laperehttps://www.blogger.com/profile/05688552048697970050noreply@blogger.comtag:blogger.com,1999:blog-7277449027963623452.post-42174710841504205962011-07-21T00:21:46.569-07:002011-07-21T00:21:46.569-07:00@Ray Tracey, Do as you need. If you use the OOBB ...@Ray Tracey, Do as you need. If you use the OOBB for ray-tracing though, make sure you get the correct distance for the intersection...TheSFReaderhttps://www.blogger.com/profile/14382773423096004794noreply@blogger.comtag:blogger.com,1999:blog-7277449027963623452.post-45440955598485808412011-07-20T09:41:49.126-07:002011-07-20T09:41:49.126-07:00@SFReader: I've been thinking about this and I...@SFReader: I've been thinking about this and I'm still going to need OBB's for proper physics simulations, because the OBB's are used as scene geometry, and not only as acceleration structure.<br /><br /><br />@ Jacco: Thanks a lot!! <br />Your path tracer and the code is just awesome, in open scenes the convergence of the image is just so damn fast it's not funny any more :)<br /><br />I'm having heaps of fun and I'm planning to make some great things with it (see my post today on Bullet Physics to get an idea ;)Sam Laperehttps://www.blogger.com/profile/05688552048697970050noreply@blogger.comtag:blogger.com,1999:blog-7277449027963623452.post-78780553996008706832011-07-20T07:57:20.241-07:002011-07-20T07:57:20.241-07:00Your work is awesome. Nice to see that you're ...Your work is awesome. Nice to see that you're having fun with the ray tracer. :)Jacco Bikkerhttps://www.blogger.com/profile/02786431312546507699noreply@blogger.comtag:blogger.com,1999:blog-7277449027963623452.post-29992017690495500072011-07-20T01:02:36.722-07:002011-07-20T01:02:36.722-07:00Note that I don't know Physics Engine, hence t...Note that I don't know Physics Engine, hence the previous post concerns mostly the rendering part.TheSFReaderhttps://www.blogger.com/profile/14382773423096004794noreply@blogger.comtag:blogger.com,1999:blog-7277449027963623452.post-72409603433131178322011-07-19T08:45:43.192-07:002011-07-19T08:45:43.192-07:00Thanks for the tip!
I haven't done much rese...Thanks for the tip! <br /><br />I haven't done much research on ray-OBB intersections yet, but I will look into it after I've upped the performance again. <br /><br />I've updated the post with a new video showing the "driving mechanics" ;-)Sam Laperehttps://www.blogger.com/profile/05688552048697970050noreply@blogger.comtag:blogger.com,1999:blog-7277449027963623452.post-30782661244545886032011-07-19T08:39:54.846-07:002011-07-19T08:39:54.846-07:00Great progress !
I'm no sure you really need t...Great progress !<br />I'm no sure you really need to use OOBB: just adapting an AABB to the enclosed geometry may already help ! (and will definitely be easier on the programming side)TheSFReaderhttps://www.blogger.com/profile/14382773423096004794noreply@blogger.com