Module test_support 

Enums

ReadbackError

Why an offscreen readback could not produce pixels.

Functions

create_test_renderer

Build an offscreen renderer on the shared device, or None if this host can open no usable GPU device at all.

read_texture_rgba

Read a texture back as tightly-packed RGBA, panicking on GPU failure.

try_read_texture_rgba

Read a texture back as tightly-packed RGBA.