Converting a Bit Depth into a Flag
The BitDepthToFlags function is used by the ChooseDevice enumeration function to convert a bit depth into the appropriate DirectDraw bit depth flag. For more information, see Enumeration Function
static DWORD
BitDepthToFlags(DWORD dwBitDepth)
{
switch (dwBitDepth)
{
case 1: return DDBD_1;
case 2: return DDBD_2;
case 4: return DDBD_4;
case 8: return DDBD_8;
case 16: return DDBD_16;
case 24: return DDBD_24;
case 32: return DDBD_32;
default: return 0;
}
}