General Bullet Physics Support and Feedback

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Java port of Bullet

Last post by fmorat « Fri Jul 22, 2022 4:01 pm
Replies: 125
by jezek2 » Fri Jan 11, 2008 2:08 pm
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125 Replies

5286688 Views

Last post by fmorat
Fri Jul 22, 2022 4:01 pm
Bullet on XNA

Last post by xexuxjy « Mon Nov 16, 2015 2:19 pm
Replies: 61
by KleMiX » Tue Sep 19, 2006 6:44 pm
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61 Replies

1475030 Views

Last post by xexuxjy
Mon Nov 16, 2015 2:19 pm
Bullet on GPU

Last post by abhirajbishnoi « Fri Mar 13, 2020 6:14 pm
Replies: 129
by cippyboy » Fri Sep 01, 2006 4:45 pm
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2817525 Views

Last post by abhirajbishnoi
Fri Mar 13, 2020 6:14 pm
Bullet Physics FAQ, TODO List and Issue Tracker

Last post by kkirbatski « Fri Aug 12, 2022 12:49 pm
Replies: 6
by Erwin Coumans » Tue Jul 05, 2005 10:46 am

6 Replies

269428 Views

Last post by kkirbatski
Fri Aug 12, 2022 12:49 pm

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Get better answers on Bullet Physics Forum & FAQ

Last post by benelot « Sun Oct 30, 2016 9:24 am

by benelot » Sun Oct 30, 2016 9:24 am

0 Replies

156820 Views

Last post by benelot
Sun Oct 30, 2016 9:24 am
info/help about capsule controller and 3d Animated Model

Last post by Cosmo « Thu Feb 26, 2026 5:30 pm

by Cosmo » Thu Feb 26, 2026 5:30 pm

0 Replies

60837 Views

Last post by Cosmo
Thu Feb 26, 2026 5:30 pm
m_collisionFlags !=btCollisionObject::CF_STATIC_OBJECT ?!?

Last post by goosesensor « Wed May 28, 2025 3:58 am
Replies: 4
by SteveBaker » Wed Nov 01, 2006 4:34 am

4 Replies

201785 Views

Last post by goosesensor
Wed May 28, 2025 3:58 am
URDF importing correctly on one machine, incorrectly on another. Same code.

Last post by otis « Fri May 02, 2025 7:25 am
Replies: 2
by DanielSJohnson » Tue Oct 10, 2023 10:04 am

2 Replies

129851 Views

Last post by otis
Fri May 02, 2025 7:25 am
Incorrect triangle-triangle collision detected in GI

Last post by ajshort « Fri Mar 14, 2025 3:14 am
Replies: 2
by ajshort » Wed Jan 29, 2025 10:17 am

2 Replies

115951 Views

Last post by ajshort
Fri Mar 14, 2025 3:14 am
crash at btConvexHullShape::localGetSupportingVertexWithoutMargin

Last post by otis « Wed Mar 05, 2025 1:55 am
Replies: 6
by ed_welch » Sat Jul 09, 2022 7:34 pm

6 Replies

202562 Views

Last post by otis
Wed Mar 05, 2025 1:55 am
SDF link collisions change robot behavior, despite no interaction with robot

Last post by lorde « Wed Mar 05, 2025 1:52 am
Replies: 1
by joro4o » Fri Jan 05, 2024 7:17 pm

1 Replies

191106 Views

Last post by lorde
Wed Mar 05, 2025 1:52 am
AddConstraint: disableCollisionsBetweenLinkedBodies not working?

Last post by maiklof « Thu Dec 14, 2023 12:16 pm
Replies: 2
by maiklof » Mon Nov 06, 2023 4:10 pm

2 Replies

144697 Views

Last post by maiklof
Thu Dec 14, 2023 12:16 pm
Recursive btCompoundShape oddities

Last post by goosesensor « Mon Nov 20, 2023 1:41 am

by goosesensor » Mon Nov 20, 2023 1:41 am

0 Replies

313578 Views

Last post by goosesensor
Mon Nov 20, 2023 1:41 am
Using btIndexedMesh with btTriangleIndexVertexArray+btBvhTriangleMeshShape

Last post by goosesensor « Mon Nov 20, 2023 12:37 am
Replies: 3
by goosesensor » Sun Oct 29, 2023 5:19 pm

3 Replies

141465 Views

Last post by goosesensor
Mon Nov 20, 2023 12:37 am
Constraints between kinematic and dynamic rigid bodies

Last post by gjaegy « Tue Nov 14, 2023 4:13 pm
Replies: 8
by gjaegy » Wed Oct 18, 2023 8:30 am

8 Replies

239711 Views

Last post by gjaegy
Tue Nov 14, 2023 4:13 pm
Intrinsic and Extrinsic Camera Properties

Last post by fillipyang7 « Mon Nov 06, 2023 9:10 am
Replies: 4
by goktug » Sat Mar 21, 2020 10:03 pm

4 Replies

148057 Views

Last post by fillipyang7
Mon Nov 06, 2023 9:10 am
Click on object and get name

Last post by ahorvath « Sun Oct 29, 2023 2:56 pm

by ahorvath » Sun Oct 29, 2023 2:56 pm

0 Replies

294343 Views

Last post by ahorvath
Sun Oct 29, 2023 2:56 pm
Bullet & Bsp

Last post by Typhontaur « Fri Aug 25, 2023 8:37 pm
Replies: 118
by Typhontaur » Fri Nov 04, 2005 2:35 pm
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1542752 Views

Last post by Typhontaur
Fri Aug 25, 2023 8:37 pm
btMultiBodyDynamicsWorld and soft bodies

Last post by gjaegy « Thu Aug 10, 2023 10:10 am

by gjaegy » Thu Aug 10, 2023 10:10 am

0 Replies

336100 Views

Last post by gjaegy
Thu Aug 10, 2023 10:10 am
Issues simulating buoyancy with forces

Last post by PgrAm « Wed Jun 14, 2023 4:00 am
Replies: 4
by PgrAm » Tue Jun 13, 2023 12:18 am

4 Replies

165272 Views

Last post by PgrAm
Wed Jun 14, 2023 4:00 am
Quick question: Object moves different amount each frame despite constant velocity.

Last post by drleviathan « Tue May 16, 2023 3:39 am
Replies: 1
by GeanGean » Fri May 12, 2023 5:39 pm

1 Replies

133935 Views

Last post by drleviathan
Tue May 16, 2023 3:39 am
what is the algorithm used for btSofybody?

Last post by zhang_qiang « Tue Apr 25, 2023 2:20 pm

by zhang_qiang » Tue Apr 25, 2023 2:20 pm

0 Replies

324972 Views

Last post by zhang_qiang
Tue Apr 25, 2023 2:20 pm
How to load a robot from URDF in the C++ interface?

Last post by Erwin Coumans « Tue Apr 25, 2023 4:44 am
Replies: 1
by DanielSJohnson » Mon Apr 24, 2023 1:57 pm

1 Replies

151192 Views

Last post by Erwin Coumans
Tue Apr 25, 2023 4:44 am
createConstraint in in ascento type robot

Last post by powertreckk « Sat Apr 01, 2023 7:52 am

by powertreckk » Sat Apr 01, 2023 7:52 am

0 Replies

321266 Views

Last post by powertreckk
Sat Apr 01, 2023 7:52 am
Setting the center of mass does nothing except translate the model

Last post by drleviathan « Wed Mar 29, 2023 3:39 am
Replies: 5
by Andrei Despinoiu » Thu Mar 23, 2023 9:49 pm

5 Replies

186494 Views

Last post by drleviathan
Wed Mar 29, 2023 3:39 am
Problems building on MacOSX

Last post by obrian.cox « Mon Mar 27, 2023 7:23 pm

by obrian.cox » Mon Mar 27, 2023 7:23 pm

0 Replies

324496 Views

Last post by obrian.cox
Mon Mar 27, 2023 7:23 pm
Getting and setting angular velocity in body space?

Last post by drleviathan « Mon Mar 27, 2023 8:11 am
Replies: 7
by GeanGean » Sat Mar 18, 2023 5:37 pm

7 Replies

242715 Views

Last post by drleviathan
Mon Mar 27, 2023 8:11 am
defining a robot not defined in urdf (or sdf/MJCF) in pybullet

Last post by nojo « Mon Mar 20, 2023 9:21 am

by nojo » Mon Mar 20, 2023 9:21 am

0 Replies

327361 Views

Last post by nojo
Mon Mar 20, 2023 9:21 am
calculateInverseDynamics

Last post by nhart « Fri Mar 17, 2023 12:10 pm

by nhart » Fri Mar 17, 2023 12:10 pm

0 Replies

325157 Views

Last post by nhart
Fri Mar 17, 2023 12:10 pm
What are the units of force and mass and velocity?

Last post by Brian Beuken « Thu Mar 16, 2023 2:27 pm
Replies: 2
by Brian Beuken » Mon Dec 26, 2022 6:41 pm

2 Replies

119272 Views

Last post by Brian Beuken
Thu Mar 16, 2023 2:27 pm
Cloth is too stretchy

Last post by urqo « Tue Mar 14, 2023 2:35 am

by urqo » Tue Mar 14, 2023 2:35 am

0 Replies

317881 Views

Last post by urqo
Tue Mar 14, 2023 2:35 am
Kinematic objects colliding with dynamic objects very badly

Last post by ed_welch « Fri Mar 03, 2023 11:51 am
Replies: 2
by ed_welch » Thu Mar 02, 2023 9:10 pm

2 Replies

126596 Views

Last post by ed_welch
Fri Mar 03, 2023 11:51 am
issue with softbody vs. custom concave shape

Last post by drleviathan « Mon Feb 27, 2023 4:03 pm
Replies: 1
by gjaegy » Thu Feb 23, 2023 7:53 am

1 Replies

115988 Views

Last post by drleviathan
Mon Feb 27, 2023 4:03 pm
Read URDF from string?

Last post by and_moe « Wed Feb 22, 2023 3:08 pm

by and_moe » Wed Feb 22, 2023 3:08 pm

0 Replies

324002 Views

Last post by and_moe
Wed Feb 22, 2023 3:08 pm
Reset/jump constraint to the initial position

Last post by drleviathan « Tue Feb 21, 2023 5:47 pm
Replies: 3
by maiklof » Tue Jan 31, 2023 1:31 pm

3 Replies

124603 Views

Last post by drleviathan
Tue Feb 21, 2023 5:47 pm
Detect when an object is sliding

Last post by Pauldev « Tue Feb 21, 2023 12:29 pm

by Pauldev » Tue Feb 21, 2023 12:29 pm

0 Replies

320103 Views

Last post by Pauldev
Tue Feb 21, 2023 12:29 pm
Is it possible to create an ellipsoid shape in Bullet?

Last post by drleviathan « Mon Feb 20, 2023 5:07 am
Replies: 1
by PgrAm » Sun Feb 19, 2023 8:59 pm

1 Replies

112767 Views

Last post by drleviathan
Mon Feb 20, 2023 5:07 am
Looking for help with settings and code to get my physics game correct

Last post by drleviathan « Sun Feb 19, 2023 3:43 pm
Replies: 6
by dataexcess » Wed Jan 11, 2023 7:58 pm

6 Replies

157782 Views

Last post by drleviathan
Sun Feb 19, 2023 3:43 pm
Character Controller falls through the ground when maxslope

Last post by dataexcess « Sun Feb 19, 2023 2:46 pm
Replies: 3
by SteveDeFacto » Tue Aug 02, 2011 8:09 pm

3 Replies

120093 Views

Last post by dataexcess
Sun Feb 19, 2023 2:46 pm
Properly achieving determinism (on same machine)

Last post by anascim « Fri Feb 17, 2023 1:52 pm
Replies: 1
by anascim » Fri Feb 17, 2023 1:51 pm

1 Replies

108609 Views

Last post by anascim
Fri Feb 17, 2023 1:52 pm
Bullet Physics FPS Controller

Last post by Realsphere « Tue Feb 14, 2023 9:25 am

by Realsphere » Tue Feb 14, 2023 9:25 am

0 Replies

319562 Views

Last post by Realsphere
Tue Feb 14, 2023 9:25 am
Object falls a third of its height through the ground

Last post by lorde « Tue Feb 14, 2023 8:23 am
Replies: 10
by justjayel » Sat Aug 28, 2021 4:27 pm

10 Replies

194222 Views

Last post by lorde
Tue Feb 14, 2023 8:23 am
Some tips and tricks

Last post by ed_welch « Fri Feb 10, 2023 11:38 am

by ed_welch » Fri Feb 10, 2023 11:38 am

0 Replies

324034 Views

Last post by ed_welch
Fri Feb 10, 2023 11:38 am
Bizarre behaviour setting position of btRigidBody

Last post by ed_welch « Wed Feb 08, 2023 9:06 pm

by ed_welch » Wed Feb 08, 2023 9:06 pm

0 Replies

329730 Views

Last post by ed_welch
Wed Feb 08, 2023 9:06 pm
why do btRigidBody objects land on ground on thin edge?

Last post by ed_welch « Wed Feb 08, 2023 12:54 am
Replies: 3
by ed_welch » Mon Oct 03, 2022 6:22 pm

3 Replies

140869 Views

Last post by ed_welch
Wed Feb 08, 2023 12:54 am
what is the correct way of reseting the transform of a rigid body?

Last post by pedrohbr154 « Mon Feb 06, 2023 5:48 pm

by pedrohbr154 » Mon Feb 06, 2023 5:48 pm

0 Replies

334162 Views

Last post by pedrohbr154
Mon Feb 06, 2023 5:48 pm
No performance difference between static and kinematic bodies?

Last post by drleviathan « Mon Feb 06, 2023 3:56 pm
Replies: 3
by GeanGean » Sun Feb 05, 2023 12:35 am

3 Replies

133410 Views

Last post by drleviathan
Mon Feb 06, 2023 3:56 pm
How to add sensor modules?

Last post by nobuyuki « Wed Feb 01, 2023 5:55 pm
Replies: 5
by Grunk » Sun Mar 22, 2020 6:03 am

5 Replies

138656 Views

Last post by nobuyuki
Wed Feb 01, 2023 5:55 pm
VHACD in BulletSharp

Last post by Realsphere « Sun Jan 22, 2023 3:52 pm

by Realsphere » Sun Jan 22, 2023 3:52 pm

0 Replies

324146 Views

Last post by Realsphere
Sun Jan 22, 2023 3:52 pm
extreme bouncing on btHeightfieldTerrainShape with small timesteps

Last post by H7per « Sun Jan 22, 2023 4:42 am
Replies: 6
by H7per » Fri Jan 20, 2023 4:30 am

6 Replies

144368 Views

Last post by H7per
Sun Jan 22, 2023 4:42 am
Is it possible to get the file of New FEM/Mass-spring deformable simulation?

Last post by SP0613 « Fri Jan 20, 2023 9:51 pm
Replies: 2
by SP0613 » Fri Jan 20, 2023 12:06 pm

2 Replies

125921 Views

Last post by SP0613
Fri Jan 20, 2023 9:51 pm
How do I simulate falling dynamic objects?

Last post by drleviathan « Wed Jan 18, 2023 7:16 am
Replies: 2
by hfarooq » Mon Jan 09, 2023 5:22 pm

2 Replies

115099 Views

Last post by drleviathan
Wed Jan 18, 2023 7:16 am
Is it safe to retrieve objects transforms from one thread while stepSimulation is in other thread?

Last post by drleviathan « Tue Jan 10, 2023 10:40 pm
Replies: 1
by graphene9932 » Mon Jan 09, 2023 6:53 am

1 Replies

127572 Views

Last post by drleviathan
Tue Jan 10, 2023 10:40 pm
Bullet World.Step causes 0xC000001D: Illegal Instruction (C# BulletSharp)

Last post by Realsphere « Mon Jan 09, 2023 6:51 pm

by Realsphere » Mon Jan 09, 2023 6:51 pm

0 Replies

318189 Views

Last post by Realsphere
Mon Jan 09, 2023 6:51 pm

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