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Massively parallel rigidbody physics simulation on accelerator hardware.

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As described in https://github.com/google/brax/issues/477, currently there is no friction-like force in the ``pusher`` environment with the ``spring`` backend. This means that even a slight touch of the object by the...

Currently throwing error in Training_torch collab notebook on Line **train(progress_fn=progress)** **"TypeError: RandomNumberGenerator._generator_ctor() takes from 0 to 1 positional arguments but 2 were given"** --------------------------------------------------------------------------- TypeError Traceback (most recent call last)...

We've been impressed with Brax's support for the MJX engine and its efficiency in simulation and computation. However, due to the MJX engine's current development status and some feature limitations,...

The rendered plane in the visualizer is no longer showing the chequered pattern. It appears that the XML is ignoring the textures. Is this an intended change? Could you provide...

Hi, In a similar direction to #83, I'm attempting to use Brax for a form of optimal control, but I need access to the Jacobian of the dynamics step function...

I want to do e.g. 10 "controlled" steps per every policy action output, that is, I compute 10 motor targets for the next 10 physic steps for every action that...

- TD3 implementation (refer to [this](https://github.com/google/brax/discussions/495#discussioncomment-9940545) conversation) - Sample run [notebook](https://colab.research.google.com/drive/1g0Oi3Q7kdSWFr0odrOiZA8-2-gPwPYdV)

Hello there, thanks for amazing work on Brax! I'm a PhD student in computer vision and machine learning. My current research is motion generation using [SMPLH](https://smpl-x.is.tue.mpg.de/) (SMPL + MANO) based...

Hi Brax team, I’m working on a reinforcement learning project using Brax to train a PPO agent and I’m trying to implement curriculum learning by adjusting the environment's difficulty dynamically...

It seems that the code for the render function in `brax.envs.wrappers.gym.VectorGymWrapper` is wrong. The code is intended only to render the first environment and not all environments. In case of...

good first issue