Sebastien Speierer comments

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                                            Sebastien Speierer

[❔ other question] Function named ray_intersect ran much slower sometimes

Hi @leomessi17 , Not really sure to understand how to reproduce this on my end. Could you maybe share a stripped down version of your python script that exhibits this...

Adding textured roughness to the roughplastic material

Hi @belcour , Thanks for opening this PR and looking into this. IIRC the reason for not supporting textured roughness in this plugin is that the precompute tables `m_external_transmittance` and...

Adding textured roughness to the roughplastic material

Hi @belcour, Those are indeed viable solutions. We orgininally thought of fitting polynomials to this high dimentional table that could then be evaluated analytically. This would be more elegant than...

Incorrect rendering while trying to run inverse rendering [invert_cbox]

Hi @jaybhanushali99, We will need a bit more information about your system to help you debug this issue (e.g. OS, compiler version, variant used, ...)

Jupyter Kernel dies while trying to run Mitsuba python code

Hi @jojo96 , Does this also happen if you run the same code in a simple Python script?

Jupyter Kernel dies while trying to run Mitsuba python code

I suppose it is failing at a specific line in the code above?

Jupyter Kernel dies while trying to run Mitsuba python code

I will need your scene file to test this on my end. Or is this happening with any scenes?

Jupyter Kernel dies while trying to run Mitsuba python code

Can you try with `raw=False` in ```img = film.bitmap(raw=False).convert(Bitmap.PixelFormat.RGB, Struct.Type.UInt8, srgb_gamma=True)```?

Jupyter Kernel dies while trying to run Mitsuba python code

Not sure to understand how you've got it to work now. So should we keep investigating this?

[🐛 bug report] Gradient value is empty with `free_graph=False`

Hi @pjessesco , What's do you mean by "can't optimize"? Are the resulting gradients wrong?