XcmsColor(3X11) | XLIB FUNCTIONS | XcmsColor(3X11)

# NAME

XcmsColor, XcmsRGB, XcmsRGBi, XcmsCIEXYZ, XcmsCIEuvY, XcmsCIExyY, XcmsCIELab, XcmsCIELuv, XcmsTekHVC, XcmsPad - Xcms color struture

# STRUCTURES

The structure for XcmsColor contains:

typedef unsigned long XcmsColorFormat; /∗ Color Specification Format */

typedef struct {
union {
XcmsRGB RGB;
XcmsRGBi RGBi;
XcmsCIEXYZ CIEXYZ;
XcmsCIEuvY CIEuvY;
XcmsCIExyY CIExyY;
XcmsCIELab CIELab;
XcmsCIELuv CIELuv;
XcmsTekHVC TekHVC;
XcmsPad Pad;
} spec;
unsigned long pixel;
XcmsColorFormat format;
} XcmsColor; /∗ Xcms Color Structure */

typedef double XcmsFloat;

typedef struct {
unsigned short red; /∗ 0x0000 to 0xffff */
unsigned short green; /∗ 0x0000 to 0xffff */
unsigned short blue; /∗ 0x0000 to 0xffff */
} XcmsRGB; /∗ RGB Device */

typedef struct {
XcmsFloat red; /∗ 0.0 to 1.0 */
XcmsFloat green; /∗ 0.0 to 1.0 */
XcmsFloat blue; /∗ 0.0 to 1.0 */
} XcmsRGBi; /∗ RGB Intensity */

typedef struct {
XcmsFloat X;
XcmsFloat Y; /∗ 0.0 to 1.0 */
XcmsFloat Z;
} XcmsCIEXYZ; /∗ CIE XYZ */

typedef struct {
XcmsFloat u_prime; /∗ 0.0 to ~0.6 */
XcmsFloat v_prime; /∗ 0.0 to ~0.6 */
XcmsFloat Y; /∗ 0.0 to 1.0 */
} XcmsCIEuvY; /∗ CIE u'v'Y */

typedef struct {
XcmsFloat x; /∗ 0.0 to ~.75 */
XcmsFloat y; /∗ 0.0 to ~.85 */
XcmsFloat Y; /∗ 0.0 to 1.0 */
} XcmsCIExyY; /∗ CIE xyY */

typedef struct {
XcmsFloat L_star; /∗ 0.0 to 100.0 */
XcmsFloat a_star;
XcmsFloat b_star;
} XcmsCIELab; /∗ CIE L*a*b* */

typedef struct {
XcmsFloat L_star; /∗ 0.0 to 100.0 */
XcmsFloat u_star;
XcmsFloat v_star;
} XcmsCIELuv; /∗ CIE L*u*v* */

typedef struct {
XcmsFloat H; /∗ 0.0 to 360.0 */
XcmsFloat V; /∗ 0.0 to 100.0 */
XcmsFloat C; /∗ 0.0 to 100.0 */
} XcmsTekHVC; /∗ TekHVC */

typedef struct {
XcmsFloat pad0;
XcmsFloat pad1;
XcmsFloat pad2;
XcmsFloat pad3;
} XcmsPad; /∗ four doubles */

# DESCRIPTION

The XcmsColor structure contains a union of substructures, each supporting color specification encoding for a particular color space.

# SEE ALSO

XcmsAllocColor(3X11), XcmsStoreColor(3X11), XcmsConvertColors(3X11),
Xlib - C Language X Interface

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