@@ -771,24 +771,6 @@ CIE 1964 U*V*W* Colourspace
771771 >> > colour.XYZ_to_UVW(XYZ )
772772 array([ 94.55035725 , 11.55536523 , 40.54757405 ])
773773
774- Hunter L,a,b Colour Scale
775- *************************
776-
777- .. code-block :: python
778-
779- >> > XYZ = [0.20654008 * 100 , 0.12197225 * 100 , 0.05136952 * 100 ]
780- >> > colour.XYZ_to_Hunter_Lab(XYZ )
781- array([ 34.92452577 , 47.06189858 , 14.38615107 ])
782-
783- Hunter Rd,a,b Colour Scale
784- **************************
785-
786- .. code-block :: python
787-
788- >> > XYZ = [0.20654008 * 100 , 0.12197225 * 100 , 0.05136952 * 100 ]
789- >> > colour.XYZ_to_Hunter_Rdab(XYZ )
790- array([ 12.197225 , 57.12537874 , 17.46241341 ])
791-
792774 CAM02-LCD, CAM02-SCD, and CAM02-UCS Colourspaces - Luo, Cui and Li (2006)
793775*************************************************************************
794776
@@ -827,6 +809,15 @@ CAM16-LCD, CAM16-SCD, and CAM16-UCS Colourspaces - Li et al. (2017)
827809 >> > colour.XYZ_to_CAM16UCS(XYZ , XYZ_w = XYZ_w , L_A = L_A , Y_b = Y_b)
828810 array([ 46.55542238 , 40.22460974 , 14.25288392 ])
829811
812+ DIN99 Colourspace and DIN99b, DIN99c, DIN99d Refined Formulas
813+ ** ***********************************************************
814+
815+ .. code- block:: python
816+
817+ >> > Lab = [41.52787529 , 52.63858304 , 26.92317922 ]
818+ >> > colour.Lab_to_DIN99(Lab)
819+ array([ 53.22821988 , 28.41634656 , 3.89839552 ])
820+
830821ICaCb Colourspace
831822** ****************
832823
@@ -851,22 +842,13 @@ IPT Colourspace
851842 >> > colour.XYZ_to_IPT([0.20654008 , 0.12197225 , 0.05136952 ])
852843 array([ 0.38426191 , 0.38487306 , 0.18886838 ])
853844
854- Ragoo and Farup (2021 ) Optimised IPT Colourspace
855- ** **********************************************
856-
857- .. code- block:: python
858-
859- >> > colour.XYZ_to_IPT_Ragoo2021([0.20654008 , 0.12197225 , 0.05136952 ])
860- array([ 0.42248243 , 0.2910514 , 0.20410663 ])
861-
862- DIN99 Colourspace and DIN99b, DIN99c, DIN99d Refined Formulas
863- ** ***********************************************************
845+ Jzazbz Colourspace
846+ ** ****************
864847
865848.. code- block:: python
866849
867- >> > Lab = [41.52787529 , 52.63858304 , 26.92317922 ]
868- >> > colour.Lab_to_DIN99(Lab)
869- array([ 53.22821988 , 28.41634656 , 3.89839552 ])
850+ >> > colour.XYZ_to_Jzazbz([0.20654008 , 0.12197225 , 0.05136952 ])
851+ array([ 0.00535048 , 0.00924302 , 0.00526007 ])
870852
871853hdr- CIELAB Colourspace
872854** ********************
@@ -884,6 +866,24 @@ hdr-IPT Colourspace
884866 >> > colour.XYZ_to_hdr_IPT([0.20654008 , 0.12197225 , 0.05136952 ])
885867 array([ 25.18261761 , - 22.62111297 , 3.18511729 ])
886868
869+ Hunter L,a,b Colour Scale
870+ ** ***********************
871+
872+ .. code- block:: python
873+
874+ >> > XYZ = [0.20654008 * 100 , 0.12197225 * 100 , 0.05136952 * 100 ]
875+ >> > colour.XYZ_to_Hunter_Lab(XYZ )
876+ array([ 34.92452577 , 47.06189858 , 14.38615107 ])
877+
878+ Hunter Rd,a,b Colour Scale
879+ ** ************************
880+
881+ .. code- block:: python
882+
883+ >> > XYZ = [0.20654008 * 100 , 0.12197225 * 100 , 0.05136952 * 100 ]
884+ >> > colour.XYZ_to_Hunter_Rdab(XYZ )
885+ array([ 12.197225 , 57.12537874 , 17.46241341 ])
886+
887887Oklab Colourspace
888888** ***************
889889
@@ -909,13 +909,13 @@ ProLab Colourspace
909909 >> > colour.XYZ_to_ProLab([0.51634019 , 0.15469500 , 0.06289579 ])
910910 array([1.24610688 , 2.39525236 , 0.41902126 ])
911911
912- Jzazbz Colourspace
913- ** ****************
912+ Ragoo and Farup ( 2021 ) Optimised IPT Colourspace
913+ ** **********************************************
914914
915915.. code- block:: python
916916
917- >> > colour.XYZ_to_Jzazbz ([0.20654008 , 0.12197225 , 0.05136952 ])
918- array([ 0.00535048 , 0.00924302 , 0.00526007 ])
917+ >> > colour.XYZ_to_IPT_Ragoo2021 ([0.20654008 , 0.12197225 , 0.05136952 ])
918+ array([ 0.42248243 , 0.2910514 , 0.20410663 ])
919919
920920Y' CbCr Colour Encoding
921921** ********************
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