Use planemask constants where applicable#263

Merged

tgsm merged 3 commits intopret:masterfrom tgsm:planemask

Nov 8, 2023

+2,258-2,247

Commits on Oct 30, 2023

Commits on Nov 8, 2023

gx_layers: Replace "layers" with "planes", use GfGfx prefix
tgsm
committed