public static ComObject <T> CreateBitmap <T>(this ID2D1DeviceContext device, D2D_SIZE_U size, IntPtr srcData, uint pitch, D2D1_BITMAP_PROPERTIES1 properties) where T : ID2D1Bitmap
{
if (device == null)
{
throw new ArgumentNullException(nameof(device));
}
device.CreateBitmap(size, srcData, pitch, ref properties, out var bmp).ThrowOnError();
return(new ComObject <T>((T)bmp));
}
public static void CreateDeviceContextCPUBitmap(
ID2D1DeviceContext target, int width, int height)
{
BitmapProperties1 props = new()
{
BitmapOptions = BitmapOptions.Target | BitmapOptions.GdiCompatible,
PixelFormat = new Vortice.DCommon.PixelFormat(Format.B8G8R8A8_UNorm, Vortice.DCommon.AlphaMode.Premultiplied)
};
using (ID2D1Bitmap1 bitmap = target.CreateBitmap(new Size(width, height), IntPtr.Zero, 0, ref props))
{
target.Target = bitmap;
}
}
}
