XcmsCreateCCC()XcmsCreateCCC()NameXcmsCreateCCC – create a Color Conversion Context.
Synopsis
XcmsCCC XcmsCreateCCC(display, screen_number, visual,
client_white_point, compression_proc, compression_client_data,
white_adjust_proc, white_adjust_client_data)
Display *display;
int screen_number;
Visual *visual;
XcmsColor *client_white_point;
XcmsCompressionProc compression_proc;
XPointer compression_client_data;
XcmsWhiteAdjustProc white_adjust_proc;
XPointer white_adjust_client_data;
Arguments
display Specifies the connection to the X server.
screen_number
Specifies the appropriate screen number on the host server.
visual Specifies the visual type.
client_white_point
Specifies the Client White Point. If NULL, the Client White
Point is to be assumed to be the same as the Screen White
Point. Note that the pixel member is ignored.
compression_proc
Specifies the gamut compression procedure that is to be
applied when a color lies outside the screen's color gamut.
If NULL and when functions using this CCC must convert a
color specification to a device-dependent format and encoun‐
ters a color that lies outside the screen's color gamut, that
function will return XcmsFailure.
compression_client_data
Specifies client data for use by the gamut compression proce‐
dure or NULL.
white_adjust_proc
Specifies the white adjustment procedure that is to be
applied when the Client White Point differs from the Screen
White Point. NULL indicates that no white point adjustment
is desired.
white_adjust_client_data
Specifies client data for use with the white point adjustment
procedure or NULL.
Returns
The Color Conversion Context.
Availability
Release 5 and later.
DescriptionXcmsCreateCCC() creates a color conversion context for the specified
display, screen, and visual.
See AlsoXcmsCCCOfColormap(), XcmsClientWhitePointOfCCC(), XcmsConvertColors(),
XcmsDefaultCCC(), XcmsDisplayOfCCC(), XcmsFreeCCC(), XcmsScreenNum‐
berOfCCC(), XcmsScreenWhitePointOfCCC(), XcmsSetCCCOfColormap(), Xcms‐
SetCompressionProc(), XcmsSetWhiteAdjustProc(), XcmsSetWhitePoint(),
XcmsVisualOfCCC(), XcmsCompressionProc, XcmsWhiteAdjustProc.
Xlib - Device-independent Color XcmsCreateCCC()