public XLIMOrienter(int width, int height, XLIMOrientation orientation)
{
Width = (uint)nlpo2(gcm(width, 8));
Height = (uint)nlpo2(gcm(height, 8));
uint stride = orientation == XLIMOrientation.None ? Width : Height;
PanelsPerWidth = (uint)gcm((int)stride, 8) / 8;
_orientation = orientation;
}
public XLIMOrienter(int width, int height, XLIMOrientation orientation)
{
Width = (uint)NextLargestPow2(GreatestCommonMultiple(width, 8));
Height = (uint)NextLargestPow2(GreatestCommonMultiple(height, 8));
uint stride = orientation == XLIMOrientation.None ? Width : Height;
PanelsPerWidth = (uint)GreatestCommonMultiple((int)stride, 8) / 8;
_orientation = orientation;
}
public static byte[] MakePixelData(byte[] input, ref int w, ref int h, XLIMOrientation x = XLIMOrientation.None)
{
int width = w;
w = XLIMUtil.nlpo2(w);
h = XLIMUtil.nlpo2(h);
if (!(Math.Min(w, h) < 32))
{
w = h = Math.Max(w, h); // resize
}
byte[] pixels = new byte[w * h * 4];
var orienter = new XLIMOrienter(w, h, x);
for (uint i = 0; i < pixels.Length / 4; i++)
{
var c = orienter.Get(i);
var offset = (c.X * 4) + (c.Y * width);
Array.Copy(input, offset, pixels, i * 4, 4);
}
return(pixels);
}
public static bool HasFlagFast(this XLIMOrientation value, XLIMOrientation flag)
{
return((value & flag) != 0);
}