math lib changes from tomato

1 files changed, 4 insertions, 0 deletions

diff --git a/source/blender/blenlib/BLI_math_color.h b/source/blender/blenlib/BLI_math_color.h
index 746a2b958ea..44f54c41129 100644
--- a/source/blender/blenlib/BLI_math_color.h
+++ b/source/blender/blenlib/BLI_math_color.h
@@ -69,6 +69,8 @@ void rgb_to_hsv(float r, float g, float b, float *lh, float *ls, float *lv);
 void rgb_to_hsv_v(const float rgb[3], float r_hsv[3]);
 void rgb_to_hsv_compat(float r, float g, float b, float *lh, float *ls, float *lv);
 void rgb_to_hsv_compat_v(const float rgb[3], float r_hsv[3]);
+void rgb_to_lab(float r, float g, float b, float *ll, float *la, float *lb);
+void rgb_to_xyz(float r, float g, float b, float *x, float *y, float *z);
 unsigned int rgb_to_cpack(float r, float g, float b);
 unsigned int hsv_to_cpack(float h, float s, float v);
 
@@ -112,6 +114,8 @@ void rgba_uchar_to_float(float col_r[4], const unsigned char col_ub[4]);
 void rgb_float_to_uchar(unsigned char col_r[3], const float col_f[3]);
 void rgba_float_to_uchar(unsigned char col_r[4], const float col_f[4]);
 
+void xyz_to_lab(float x, float y, float z, float *l, float *a, float *b);
+
 /***************** lift/gamma/gain / ASC-CDL conversion *****************/
 
 void lift_gamma_gain_to_asc_cdl(float *lift, float *gamma, float *gain, float *offset, float *slope, float *power);