/// <summary>
/// Constructor of the <see cref="Sampler"/> object. Don't use this constructor, use <see cref="Context.CreateSampler(ImageAddressing, ImageFiltering, bool)"/> method instead.
/// </summary>
public Sampler(IntPtr handle, Context context, ImageAddressing addr, ImageFiltering filt, bool norm)
{
Handle = handle;
Context = context;
AddressingMode = addr;
FilteringMode = filt;
NormalizedCoordinates = norm;
}
/// <summary>
/// Creates a <see cref="Sampler"/> object.
/// </summary>
/// <param name="addressingMode">Specifies how out-of-range image coordinates are handled when reading from an image.</param>
/// <param name="filteringMode">Specifies the type of filter that must be applied when reading an image.</param>
/// <param name="normalizedCoordinates">Determines if the image coordinates specified are normalized or not.</param>
/// <returns>A new sampler.</returns>
public Sampler CreateSampler(ImageAddressing addressingMode, ImageFiltering filteringMode, bool normalizedCoordinates)
{
IntPtr samplerHandle = clCreateSampler(Handle, normalizedCoordinates, addressingMode, filteringMode, out error);
if (error != ErrorCode.Success)
{
return(null);
}
return(new Sampler(samplerHandle, this, addressingMode, filteringMode, normalizedCoordinates));
}
private extern static IntPtr clCreateSampler(
IntPtr context,
[MarshalAs(UnmanagedType.Bool)] bool normalized_coords,
ImageAddressing addressing_mode,
ImageFiltering filter_mode,
out ErrorCode errcode_ret);
