public static Boolean TryUpdate(UInt32 face, ref CachedStencilFunc current, CachedStencilFunc desired)
{
if (current.func == desired.func && current.reference == desired.reference && current.mask == desired.mask)
{
return(false);
}
current = desired;
gl.StencilFuncSeparate(face, desired.func, desired.reference, (UInt32)desired.mask);
gl.ThrowIfError();
return(true);
}
public static Boolean TryUpdateCombined(ref CachedStencilFunc front, ref CachedStencilFunc back, CachedStencilFunc desired)
{
if (front.func == back.func && back.func == desired.func &&
front.reference == back.reference && back.reference == desired.reference &&
front.mask == back.mask && back.mask == desired.mask)
{
return(false);
}
front = desired;
back = desired;
gl.StencilFunc(desired.func, desired.reference, (UInt32)desired.mask);
gl.ThrowIfError();
return(true);
}