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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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