1094afac02
Pivot to game jam game about an ice cream truck lol
2025-06-28 17:56:21 +04:00
8378b943cb
Compound shapes support, better debug ui
2025-06-16 01:19:31 +04:00
6e2ad6a3b0
Raycast against level geom
2025-05-12 11:27:16 +04:00
735c61fd05
First implementation of track collision (non convex triangle level geometry)
2025-05-12 01:17:49 +04:00
890ac2494a
Editor improvements and some refactoring
2025-05-10 19:01:48 +04:00
df0fe56368
Refactor rewind to include the whole world, not just physics sceen
2025-05-08 14:32:31 +04:00
a4ed430efe
Fix a bunch of collision bugs
2025-05-03 23:24:45 +04:00
1ea89fb2c9
Improve engine friction, add a rev limiter
2025-05-02 21:11:48 +04:00
08b6748d76
Add tyre friction debug visualization and tweak tyres to be more slidy
2025-05-02 20:32:13 +04:00
bdd7bbb9b1
Refactor asset loading to remove duplication, add loading of tyre params from csv
2025-04-27 22:53:07 +04:00
a27a5ccde6
Reimplement tyre model to use separate longitudinal/lateral formulas, also use pacejka94
2025-04-27 21:24:25 +04:00
b0fb81d88c
Increase lowest rpm to fix no torque when starting to go uphill
2025-04-27 17:29:01 +04:00
3bab8ac88e
Proper raycasts against other rigid bodies instead of a fake plane
2025-04-27 17:06:04 +04:00
5c797145ae
Fixed power delivery from engine, now 0-100 time seems to be in the right ballpark
2025-04-27 12:40:46 +04:00
cbe0dd20e5
Gears and engine->wheel power transfer. Not working well yet, it's losing a lot of power somewhere. Maybe it needs to be a position constraint
2025-04-27 00:02:23 +04:00
c3945a80e5
Use proper real world scale for the car
2025-04-26 21:28:06 +04:00
78ab4eeae9
Start implementing engine simulation
2025-04-26 20:29:58 +04:00
91cd60b155
Add hood cam, tweak tyre params, split split angle and split ratio params
2025-03-23 22:53:50 +04:00
22c2224dea
Tweak tyres, fix asymmetry in pacejka formula
2025-03-20 00:46:50 +04:00
b6866f53f3
Tweak pacejka params a bit
2025-03-18 03:28:40 +04:00
31cb9879cc
Pacejka 96 for tyre friction, combined friction using the Beckman method
2025-03-18 03:12:43 +04:00
8caf47003e
Proper brake force using friction
2025-03-16 15:49:10 +04:00
bf7b7e6ae3
Implement wheel rotation and friction
2025-03-16 14:53:13 +04:00
2410ed9b4b
Add static and dynamic friction
2025-03-16 00:22:20 +04:00
fb1643e6e6
Fix mem leak, change number of stacks
2025-03-16 00:17:00 +04:00
60522ea836
Reimplement suspension, now with correct friction using PGS
2025-03-16 00:00:48 +04:00
50d0401479
Implement friction in PGS
2025-03-15 20:53:45 +04:00
d1feaa0602
More progress on PGS
2025-03-09 22:54:40 +04:00
a2ad9e490a
Refactor collision detection to support persistent contacts across frames
2025-03-09 15:04:13 +04:00
cb24365933
Start implementing a different solver
2025-03-08 23:46:14 +04:00
ccd987aeae
Start implementing optimized substepping (collision detection only once per frame)
2025-03-08 14:50:39 +04:00
c3ac6c2db1
Change iteration counts, fix extra snapshots when no steps were taken
2025-03-02 21:30:37 +04:00
860f9f59b6
Optimize edge separation test, use SOA structs in more places
2025-03-02 21:14:12 +04:00
a1e8d0f231
Disable edge separation tests for now and make a stress test
2025-03-01 20:54:26 +04:00
0f60cdda13
Use BVH to find potential collision pairs before simulation steps
2025-03-01 20:12:54 +04:00
503d6170c2
Fix restitution and start implementing BVH acceleration for collision
2025-03-01 19:04:01 +04:00
c91018fec8
Remove unnecessary rl dependency in physics engine
2025-03-01 13:30:25 +04:00
aa1dab6079
Update shape from immediate_body
2025-02-09 19:33:19 +04:00
d816e96c3e
Refactor convex shape handling
...
This will allow me to implement rewind easily
2025-02-09 19:15:56 +04:00
bf995882e6
Double buffer physics state to allow easy debugging and interpolation
...
Fix a bug in restitution
2025-02-09 02:21:34 +04:00
66f42c3cee
Implement restitution, better hack for static friction
2025-02-04 01:51:54 +04:00
9f6d57b5ea
Fix dynamic friction (mistake in paper actually), improve friction
2025-02-02 21:45:25 +04:00
ef51a9ee30
Fix convex mesh to remove coplanar faces, fix contact debug visualizer
2025-02-02 03:01:28 +04:00
25ff57168b
Collisions for the convex shape
2025-02-02 02:41:24 +04:00
999a7a4631
Calculate inertia tensor for the convex hull, convert simulation to use full inertia tensor matrix
...
I couldn't figure out how to diagonalize the inertia tensor matrix so I will go the simle route and just use the full 3x3 matrix
2025-02-02 01:17:35 +04:00
76f3b9ef75
Calculate center of mass for convex meshes
2025-02-01 00:13:55 +04:00
8cefc48049
Load convex from obj
2025-01-31 02:35:02 +04:00
196bafb401
Static and dynamic friction working, it's starting to look pretty convincing
...
Still got a bug when colliding with edges at some specific rotations. Probably fucked relative position conversion somewhere and using a local pos instead
2025-01-26 22:43:23 +04:00
1a74039ad8
Static friction and refactor constraint params
2025-01-26 21:53:53 +04:00
aca890bcb7
Super stable collision resolution
...
- Store collision manifold points as local to body before applying them, this way penetration can be calculated exactly for each contact point
- Fix implementation error in closest_point_between_segments
- Calculate separation for each contact point separately
2025-01-26 17:31:28 +04:00
