public static extern Status XcmsCIELuvQueryMinL(IntPtr ccc, double hue_angle, double chroma,
ref XcmsColor color_return);
public static extern Status XcmsCIELabQueryMaxC(IntPtr ccc, double hue_angle, double L_star,
ref XcmsColor color_return);
public static extern Status XcmsCIELuvQueryMaxLC(IntPtr ccc, double hue_angle, ref XcmsColor color_return);
public static extern Status XcmsTekHVCQueryMaxVC(IntPtr ccc, double hue, ref XcmsColor color_return);
public static extern Status XcmsTekHVCQueryMinV(IntPtr ccc, double hue, double chroma,
ref XcmsColor color_return);
public static extern IntPtr XcmsCreateCCC(IntPtr display, int screen_number, IntPtr visual,
ref XcmsColor client_white_point, XcmsCompressionProc compression_proc, IntPtr compression_client_data,
XcmsWhiteAdjustProc white_adjust_proc, IntPtr white_adjust_client_data);
public static extern Status XcmsSetWhitePoint(IntPtr ccc, ref XcmsColor color);
public static extern Status XcmsStoreColor(IntPtr display, Colormap colormap, ref XcmsColor color);
public static extern Status XcmsLookupColor(IntPtr display, Colormap colormap, IntPtr color_string,
ref XcmsColor color_exact_return, ref XcmsColor color_screen_return, XcmsColorFormat result_format);
public static extern Status XcmsQueryColor(IntPtr display, Colormap colormap, ref XcmsColor color_in_out,
XcmsColorFormat result_format);