Function wlroots_sys::wlr_region_transform

pub unsafe extern "C" fn wlr_region_transform(
    dst: *mut pixman_region32_t, 
    src: *mut pixman_region32_t, 
    transform: wl_output_transform, 
    width: c_int, 
    height: c_int
)

Applies a transform to a region inside a box of size width x height.