[cairo] Shouldn't Cairo use/offer degrees rather than radians?

[David Kastrup]

Ray Gardener <rayg at daylongraphics.com> writes:

> One can do cairo_matrix_init right? Just directly set unitary values
> to get perfect right-angle rotations?

You can see in the Cairo code base itself (admittedly test and perf
directories rather than the core but they are typical basic uses) that
people prefer not to even when it would help precision.

-- 
David Kastrup