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XcmsColor.3x

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