Declan Russell

Optimize_group not thread safe when generating PTX for GPU runtime.

19

### Problem We're trying to parallelize the PTX compilation of our OSL shaders as this generation time is becoming a bottleneck. In our current prototype we build the group in...

OSL ShadingSystem::Execute() crashes when OptiX feature enabled

1

### Problem I'm finding that ShadingSystem::Execute() crashes when enabling the "OptiX" feature in RenderServices::supports(). It appears to be trying to access some NULL pointer somewhere inside OSL. **Expected behavior:** I...

RendererServices::good() no longer used when generating textures

5

### Problem While doing some texture work I noticed that the RendererServices::good() function is no longer being called when generating textures. The function serves as an interface to validate texture...

Writing color user data doesn't work in OptiX mode

2

### Problem The way the OptiX run time exposes user data is by directly implementing the `osl_bind_interpolated_param()` function. There is already an example implementation of the callback in testrender for...