add todos

Signed-off-by: Mattias Andrée <maandree@kth.se>

2 files changed, 4 insertions, 1 deletions

diff --git a/src/libcolour.c b/src/libcolour.c
index 5ed8ba8..3e15bd2 100644
--- a/src/libcolour.c
+++ b/src/libcolour.c
@@ -602,6 +602,7 @@ static void to_cielch(const libcolour_colour_t* restrict from, libcolour_cielch_
 
 static void to_yiq(const libcolour_colour_t* restrict from, libcolour_yiq_t* restrict to)
 {
+  /* TODO to_yiq: add direct conversion from and to CIE XYZ and use it as the default intermediary */
   double r, g, b;
   libcolour_colour_t tmp = *from;
   switch (from->model) {
@@ -626,6 +627,7 @@ static void to_yiq(const libcolour_colour_t* restrict from, libcolour_yiq_t* res
 
 static void to_ydbdr(const libcolour_colour_t* restrict from, libcolour_ydbdr_t* restrict to)
 {
+  /* TODO to_ydbdr: add direct conversion from and to CIE XYZ and use it as the default intermediary */
   double r, g, b;
   libcolour_colour_t tmp = *from;
   switch (from->model) {
@@ -695,6 +697,7 @@ static void to_ypbpr(const libcolour_colour_t* restrict from, libcolour_ypbpr_t*
 
 static void to_ycgco(const libcolour_colour_t* restrict from, libcolour_ycgco_t* restrict to)
 {
+  /* TODO to_ycgco: add direct conversion from and to CIE XYZ and use it as the default intermediary */
   libcolour_colour_t tmp = *from;
   switch (from->model) {
   case LIBCOLOUR_YCGCO:
diff --git a/src/libcolour.h b/src/libcolour.h
index 87fb47d..330ecbe 100644
--- a/src/libcolour.h
+++ b/src/libcolour.h
@@ -261,7 +261,7 @@ typedef struct libcolour_rgb {
   enum libcolour_rgb_colour_space colour_space;
 } libcolour_rgb_t;
 
-/* TODO LMS, L'M'S', ICtCp */
+/* TODO LMS, L'M'S', ICtCp, YCbCr, TSL, Y'UV, Hunter 1948 color space */
 /* TODO generic additive colour space */
 /* TODO generic subtractive colour space */