Re: [05/10] d3d: Fix the surface locking rectangle validation

[Stefan Dösinger]

Am Donnerstag 03 Mai 2007 20:58 schrieb H. Verbeet:
> Validation on the rectangle passed to LockRect/Lock is inconsistent
> across ddraw/d3d8/d3d9. D3d9 doesn't do any validation at all, d3d8
> doesn't allow empty, flipped, mirrored, or out of bounds rectangles,
> while ddraw does allow empty rectangles, but not flipped, mirrored or
> out of bounds ones. Tests for this are in the next few patches in this
> set.
> You have to take care for IDirectDrawSurface::Blt and BltFast too, because 
> parts of the Blt rectangle checks were done by Lock()