diff options
Diffstat (limited to 'libdimension/dimension/color.h')
| -rw-r--r-- | libdimension/dimension/color.h | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/libdimension/dimension/color.h b/libdimension/dimension/color.h index 0e64875..f1964c3 100644 --- a/libdimension/dimension/color.h +++ b/libdimension/dimension/color.h @@ -25,10 +25,6 @@ #ifndef DIMENSION_COLOR_H #define DIMENSION_COLOR_H -#ifdef __cplusplus -extern "C" { -#endif - /* Internally, we use CIE 1931 XYZ color. */ typedef struct { double X, Y, Z; @@ -67,6 +63,8 @@ typedef struct { /* Standard whitepoint, determined by the conversion of sRGB white to XYZ */ extern const dmnsn_CIE_XYZ dmnsn_whitepoint; +/* Color conversions */ + dmnsn_color dmnsn_color_from_XYZ(dmnsn_CIE_XYZ XYZ); dmnsn_color dmnsn_color_from_xyY(dmnsn_CIE_xyY xyY); dmnsn_color dmnsn_color_from_Lab(dmnsn_CIE_Lab Lab, dmnsn_CIE_XYZ white); @@ -79,11 +77,10 @@ dmnsn_CIE_Lab dmnsn_Lab_from_color(dmnsn_color color, dmnsn_CIE_XYZ white); dmnsn_CIE_Luv dmnsn_Luv_from_color(dmnsn_color color, dmnsn_CIE_XYZ white); dmnsn_sRGB dmnsn_sRGB_from_color(dmnsn_color color); +/* Perceptually correct color combination */ dmnsn_color dmnsn_color_add(dmnsn_color color1, dmnsn_color color2); -double dmnsn_color_difference(dmnsn_color color1, dmnsn_color color2); -#ifdef __cplusplus -} -#endif +/* Perceptual color difference */ +double dmnsn_color_difference(dmnsn_color color1, dmnsn_color color2); #endif /* DIMENSION_COLOR_H */ |