flipped board view with fallback graphics shows many items with arcs wrong

Description

Flipping the board view makes several items which have arc shaped outlines look wrong, the arcs aren't mirrored as they should. Examples below are an oval pad and tracks.

Accelerated:

Fallback:

KiCad Version

Application: KiCad PCB Editor (64-bit)

Version: (5.99.0-13261-gaa0a00dee7), release build

Libraries:
	wxWidgets 3.1.5
	libcurl/7.78.0-DEV Schannel zlib/1.2.11

Platform: Windows 10 (build 19042), 64-bit edition, 64 bit, Little endian, wxMSW

Build Info:
	Date: Nov 12 2021 12:01:04
	wxWidgets: 3.1.5 (wchar_t,wx containers)
	Boost: 1.76.0
	OCC: 7.5.0
	Curl: 7.78.0-DEV
	ngspice: 35
	Compiler: Visual C++ 1929 without C++ ABI

Build settings:
	KICAD_USE_OCC=ON
	KICAD_SPICE=ON