[DirectX 3 Programmer's Reference] O (94.4444444444444%)
Glossary
[DirectX 5 Programmer's Reference] O (77.7777777777778%)
DirectX Foundation > Glossary
[DirectX 6 Programmer's Reference] O (77.7777777777778%)
DirectX Foundation > Glossary
[DirectX 7 Programmer's Reference] O (67.7248677248677%)
Microsoft DirectX 7.0 > Glossary