Research and development discussion about Collision Detection and Physics Simulation

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Generating contacts with SAT

Last post by Erwin Coumans « Wed Sep 14, 2011 5:20 am
Replies: 1
by hahanoob » Wed Sep 14, 2011 2:45 am

1 Replies

8340 Views

Last post by Erwin Coumans
Wed Sep 14, 2011 5:20 am
super-fast triangle-triangle intersection algorithm

Last post by bootstrap « Tue Sep 13, 2011 1:44 am
Replies: 10
by bootstrap » Tue Aug 09, 2011 3:46 am

10 Replies

35996 Views

Last post by bootstrap
Tue Sep 13, 2011 1:44 am
Newbie physics simulation question (collision detection)

Last post by h4tt3n « Sat Sep 10, 2011 8:05 am
Replies: 1
by Jaevko » Thu Sep 08, 2011 3:34 am

1 Replies

9886 Views

Last post by h4tt3n
Sat Sep 10, 2011 8:05 am
newbie question:real color and texture on meshes?

Last post by cem « Thu Sep 08, 2011 8:10 am

by cem » Thu Sep 08, 2011 8:10 am

0 Replies

6124 Views

Last post by cem
Thu Sep 08, 2011 8:10 am
Cocos3D: btBoxShape overlaps edges on collision - noob

Last post by Erwin Coumans « Fri Sep 02, 2011 11:59 pm
Replies: 1
by radif12 » Fri Sep 02, 2011 4:55 pm

1 Replies

9202 Views

Last post by Erwin Coumans
Fri Sep 02, 2011 11:59 pm
Using Bullet without geometry info

Last post by dumbo2007 « Thu Sep 01, 2011 11:26 am

by dumbo2007 » Thu Sep 01, 2011 11:26 am

0 Replies

6604 Views

Last post by dumbo2007
Thu Sep 01, 2011 11:26 am
Glue Attributes in MAYA?

Last post by user1361 « Tue Aug 30, 2011 2:49 pm

by user1361 » Tue Aug 30, 2011 2:49 pm

0 Replies

6250 Views

Last post by user1361
Tue Aug 30, 2011 2:49 pm
motionstates and needBroadphaseCollision

Last post by digi12345 « Mon Aug 29, 2011 12:38 am

by digi12345 » Mon Aug 29, 2011 12:38 am

0 Replies

6562 Views

Last post by digi12345
Mon Aug 29, 2011 12:38 am
btCollisionObject modification added

Last post by IvanBatrakov « Sat Aug 27, 2011 7:17 am
Replies: 4
by IvanBatrakov » Wed Aug 24, 2011 6:16 pm

4 Replies

11912 Views

Last post by IvanBatrakov
Sat Aug 27, 2011 7:17 am
Using 3D models with Bullet

Last post by pvantrepote « Tue Aug 30, 2011 3:09 am
Replies: 5
by Hachaso » Tue Mar 01, 2011 9:46 am

5 Replies

21486 Views

Last post by pvantrepote
Tue Aug 30, 2011 3:09 am
0 mass?

Last post by JohnBoyMan « Thu Aug 25, 2011 8:49 pm

by JohnBoyMan » Thu Aug 25, 2011 8:49 pm

0 Replies

6472 Views

Last post by JohnBoyMan
Thu Aug 25, 2011 8:49 pm
help: collision: finding "first-contact" time and positions

Last post by bootstrap « Tue Aug 23, 2011 5:21 am
Replies: 3
by bootstrap » Sun Aug 21, 2011 3:32 am

3 Replies

12435 Views

Last post by bootstrap
Tue Aug 23, 2011 5:21 am
Basic question on linear FEM

Last post by dneckels « Wed Aug 17, 2011 5:14 pm
Replies: 1
by mobeen » Wed Jul 27, 2011 5:28 am

1 Replies

9010 Views

Last post by dneckels
Wed Aug 17, 2011 5:14 pm
Convergence proof of PGS for box constrained MLCP

Last post by BenMeijering « Sat Aug 13, 2011 1:32 pm

by BenMeijering » Sat Aug 13, 2011 1:32 pm

0 Replies

6397 Views

Last post by BenMeijering
Sat Aug 13, 2011 1:32 pm
reset tranforms?

Last post by JohnBoyMan « Wed Aug 10, 2011 10:16 pm

by JohnBoyMan » Wed Aug 10, 2011 10:16 pm

0 Replies

6561 Views

Last post by JohnBoyMan
Wed Aug 10, 2011 10:16 pm
Best resource for learning FEM

Last post by mobeen « Tue Aug 09, 2011 9:56 pm
Replies: 2
by mobeen » Mon Aug 08, 2011 9:55 pm

2 Replies

12606 Views

Last post by mobeen
Tue Aug 09, 2011 9:56 pm
fastest algorithm for arbitrarily irregular concave objects

Last post by bootstrap « Tue Aug 09, 2011 3:56 am

by bootstrap » Tue Aug 09, 2011 3:56 am

0 Replies

6639 Views

Last post by bootstrap
Tue Aug 09, 2011 3:56 am
Collision Detection without Dynamics?

Last post by rasheedibrah « Mon Aug 08, 2011 5:51 pm
Replies: 1
by Dragonlord » Sun Sep 20, 2009 8:59 pm

1 Replies

8710 Views

Last post by rasheedibrah
Mon Aug 08, 2011 5:51 pm
Collisions dont match[OGRE+BULLET+OGREBULLET]

Last post by cookiezzz « Fri Aug 05, 2011 5:37 pm
Replies: 3
by cookiezzz » Wed Aug 03, 2011 2:58 pm

3 Replies

11694 Views

Last post by cookiezzz
Fri Aug 05, 2011 5:37 pm
collision problem

Last post by eSalt « Fri Aug 05, 2011 3:17 pm
Replies: 4
by shlomip » Wed Aug 03, 2011 8:27 am

4 Replies

12252 Views

Last post by eSalt
Fri Aug 05, 2011 3:17 pm
Calculating inertia from a support function

Last post by noone « Tue Aug 02, 2011 6:12 pm
Replies: 2
by Kayamon » Sat Jul 23, 2011 12:24 am

2 Replies

11644 Views

Last post by noone
Tue Aug 02, 2011 6:12 pm
Triangles from support map function

Last post by noone « Tue Aug 02, 2011 5:47 pm

by noone » Tue Aug 02, 2011 5:47 pm

0 Replies

7225 Views

Last post by noone
Tue Aug 02, 2011 5:47 pm
Wavefront Obj files

Last post by rpirpag « Tue Aug 02, 2011 7:22 am

by rpirpag » Tue Aug 02, 2011 7:22 am

0 Replies

7476 Views

Last post by rpirpag
Tue Aug 02, 2011 7:22 am
Problems with trianglemesh collisions

Last post by Erwin Coumans « Tue Aug 02, 2011 3:42 am
Replies: 2
by zunou » Tue Jul 26, 2011 3:22 am

2 Replies

8947 Views

Last post by Erwin Coumans
Tue Aug 02, 2011 3:42 am
closestraycallback questions

Last post by JohnBoyMan « Sat Jul 23, 2011 3:42 am

by JohnBoyMan » Sat Jul 23, 2011 3:42 am

0 Replies

7231 Views

Last post by JohnBoyMan
Sat Jul 23, 2011 3:42 am
setLinearVelocity(): in which basis ?

Last post by zeder3d « Fri Jul 22, 2011 4:06 pm

by zeder3d » Fri Jul 22, 2011 4:06 pm

0 Replies

6201 Views

Last post by zeder3d
Fri Jul 22, 2011 4:06 pm
Friction in collision response of circular mass

Last post by cleverer « Thu Jul 21, 2011 6:31 am

by cleverer » Thu Jul 21, 2011 6:31 am

0 Replies

7247 Views

Last post by cleverer
Thu Jul 21, 2011 6:31 am
Goal is to create physical "coil spring"

Last post by chbfiv « Sat Jul 16, 2011 12:45 pm

by chbfiv » Sat Jul 16, 2011 12:45 pm

0 Replies

6414 Views

Last post by chbfiv
Sat Jul 16, 2011 12:45 pm
My coin pusher application broke with bullet SVN commit 2380

Last post by cbuchner1 « Fri Jul 15, 2011 3:27 pm

by cbuchner1 » Fri Jul 15, 2011 3:27 pm

0 Replies

7080 Views

Last post by cbuchner1
Fri Jul 15, 2011 3:27 pm
Regarding implicit cloth sim. (Large stps in cloth sim.)

Last post by mobeen « Thu Jul 14, 2011 10:11 am

by mobeen » Thu Jul 14, 2011 10:11 am

0 Replies

7292 Views

Last post by mobeen
Thu Jul 14, 2011 10:11 am
Estimate Memory Requirements

Last post by KulSeran « Thu Jul 14, 2011 9:40 am

by KulSeran » Thu Jul 14, 2011 9:40 am

0 Replies

5997 Views

Last post by KulSeran
Thu Jul 14, 2011 9:40 am
continous triangle-triangle intersection test

Last post by backtobedlam « Wed Jul 13, 2011 7:16 am

by backtobedlam » Wed Jul 13, 2011 7:16 am

0 Replies

6011 Views

Last post by backtobedlam
Wed Jul 13, 2011 7:16 am
Mesh tunnelling - help/examples?

Last post by jammiedodger « Wed Jul 20, 2011 12:24 pm
Replies: 3
by jammiedodger » Tue Jul 12, 2011 12:20 pm

3 Replies

11589 Views

Last post by jammiedodger
Wed Jul 20, 2011 12:24 pm
Regarding implicit Euler integration

Last post by mobeen « Tue Jul 12, 2011 8:11 am

by mobeen » Tue Jul 12, 2011 8:11 am

0 Replies

7800 Views

Last post by mobeen
Tue Jul 12, 2011 8:11 am
What to study in prep for writing a physics engine?

Last post by InvisibleMan « Sun Jul 10, 2011 4:39 pm
Replies: 2
by InvisibleMan » Tue Jun 14, 2011 5:10 pm

2 Replies

12150 Views

Last post by InvisibleMan
Sun Jul 10, 2011 4:39 pm
Regarding the source code of the cloth article by Dean Macri

Last post by mobeen « Wed Jul 06, 2011 5:06 am
Replies: 2
by mobeen » Tue Jul 05, 2011 1:32 pm

2 Replies

9765 Views

Last post by mobeen
Wed Jul 06, 2011 5:06 am
Iterative Dynamics

Last post by spidersharma « Tue Jul 05, 2011 8:07 am
Replies: 3
by rob42lou » Sun Jun 12, 2011 11:49 pm

3 Replies

12606 Views

Last post by spidersharma
Tue Jul 05, 2011 8:07 am
Constraint Solver

Last post by spidersharma « Mon Jul 04, 2011 1:28 pm

by spidersharma » Mon Jul 04, 2011 1:28 pm

0 Replies

6885 Views

Last post by spidersharma
Mon Jul 04, 2011 1:28 pm
Complete NOOB Questions.

Last post by JJChalupnik « Fri Jul 01, 2011 1:08 am

by JJChalupnik » Fri Jul 01, 2011 1:08 am

0 Replies

5480 Views

Last post by JJChalupnik
Fri Jul 01, 2011 1:08 am
Deformation possible without Gimpact?

Last post by LizardGamer « Thu Jun 30, 2011 9:58 am

by LizardGamer » Thu Jun 30, 2011 9:58 am

0 Replies

6622 Views

Last post by LizardGamer
Thu Jun 30, 2011 9:58 am
Dyno your car engine with your Android phone

Last post by nxgtrsim « Sun Jun 26, 2011 7:22 pm

by nxgtrsim » Sun Jun 26, 2011 7:22 pm

0 Replies

7075 Views

Last post by nxgtrsim
Sun Jun 26, 2011 7:22 pm
Newbie to 3D physics. Questions about impulse resolution.

Last post by KiraBox « Thu Jun 23, 2011 8:48 am

by KiraBox » Thu Jun 23, 2011 8:48 am

0 Replies

6253 Views

Last post by KiraBox
Thu Jun 23, 2011 8:48 am
FeedBack Collision

Last post by miccinov « Thu Jun 23, 2011 8:04 am

by miccinov » Thu Jun 23, 2011 8:04 am

0 Replies

5725 Views

Last post by miccinov
Thu Jun 23, 2011 8:04 am
NxGTR Sim: Free online car performance simulator

Last post by nxgtrsim « Sun Jun 19, 2011 12:49 am

by nxgtrsim » Sun Jun 19, 2011 12:49 am

0 Replies

6813 Views

Last post by nxgtrsim
Sun Jun 19, 2011 12:49 am
Linux build error

Last post by Dus « Thu Jun 16, 2011 3:57 pm

by Dus » Thu Jun 16, 2011 3:57 pm

0 Replies

5710 Views

Last post by Dus
Thu Jun 16, 2011 3:57 pm
Physics Engine Terminologies (Noob Question)

Last post by Karrok « Wed Jun 15, 2011 1:07 pm
Replies: 2
by doc_180 » Fri Jun 10, 2011 5:44 am

2 Replies

11104 Views

Last post by Karrok
Wed Jun 15, 2011 1:07 pm
tips Mesh to shape

Last post by miccinov « Mon Jun 13, 2011 2:47 pm
Replies: 1
by miccinov » Fri Jun 10, 2011 1:05 pm

1 Replies

7281 Views

Last post by miccinov
Mon Jun 13, 2011 2:47 pm
deterministic physics using a fixed-point conversion buffer

Last post by Story « Tue Jun 07, 2011 2:58 am
Replies: 6
by CCJ » Tue May 24, 2011 4:23 pm

6 Replies

23779 Views

Last post by Story
Tue Jun 07, 2011 2:58 am
Reducing overhead of resting bodies

Last post by DanielJosephTracy « Wed Jun 01, 2011 8:05 pm
Replies: 8
by DanielJosephTracy » Tue May 24, 2011 9:42 pm

8 Replies

21412 Views

Last post by DanielJosephTracy
Wed Jun 01, 2011 8:05 pm
Character behaving weird in a Z up environment

Last post by Banana « Wed Jun 01, 2011 2:02 pm
Replies: 1
by Banana » Wed Jun 01, 2011 1:53 pm

1 Replies

7281 Views

Last post by Banana
Wed Jun 01, 2011 2:02 pm

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