projects, we now use Video::SetClearColor, Video::SetClearDepth and
Video::Clear instead, so that the Direct3D equivalents can be called.

Scene and Camera classes.

the Scene code still breaks Direct3D rendering.

cannot used DirectX 10 because my video card only supports DX9, and there
is no compatibility layer. DX11 has feature levels for older hardware so
it would work with a DX9 card, but it's not available for WinXP.

works on the Xbox.

link properly on the Xbox.

the game thread.

the alpha value.

function use degrees rather than radians.

According to David Turner, “it should be the only thing that NDK users
should be testing again.”

within the Video class, just store what the GL context tells us and stick
to that.

have to duplicate this code to other places. Fixes the GTK app on the way.

of code.

current viewport settings.

one except GL ES 2.x for now.