NAME¶

XcmsCreateCCC, XcmsFreeCCC - creating and destroying CCCs

SYNTAX¶

XcmsCCC XcmsCreateCCC(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);

void XcmsFreeCCC(XcmsCCC ccc);

ARGUMENTS¶

display

Specifies the connection to the X server.

ccc

Specifies the CCC.

client_white_point

Specifies the Client White Point.If NULL is specified,the Client White Point is to be assumed to be the same as theScreen White Point.Note that the pixel member is ignored.

compression_client_data

Specifies client data for use by the gamut compression procedure or NULL.

compression_proc

Specifies the gamut compression procedure that is to be appliedwhen a color lies outside the screen's color gamut.If NULL is specified and a function using this CCC must converta color specification to a device-dependent format and encounters a colorthat lies outside the screen's color gamut,that function will returnXcmsFailure.

screen_number

Specifies the appropriate screen number on the host server.

visual

Specifies the visual type.

white_adjust_client_data

Specifies client data for use with the white point adjustment procedure or NULL.

white_adjust_proc

Specifies the white adjustment procedure that is to be appliedwhen the Client White Point differs from the Screen White Point.NULL indicates that no white point adjustment is desired.

DESCRIPTION¶

TheXcmsCreateCCCfunction creates a CCC for the specified display, screen, and visual.

TheXcmsFreeCCCfunction frees the memory used for the specified CCC.Note that default CCCs and those currently associated with colormapsare ignored.

SEE ALSO¶

DisplayOfCCC(3),XcmsCCCOfColormap(3),XcmsConvertColors(3),XcmsDefaultCCC(3),XcmsSetWhitePoint(3)
Xlib - C Language X Interface