Hand-apply doc tweak from 1.x.

2 files changed, 4 insertions, 1 deletions

diff --git a/TO_PORT b/TO_PORT
index 85ecf2d78..f7662f18a 100644
--- a/TO_PORT
+++ b/TO_PORT
@@ -1,2 +1 @@
-d462b1588e875007d640fb012ab223d69dd5fcb3
 8a1014523dea0253efa30f3831c086bf367e8e67
diff --git a/doc/manual/colour.tex b/doc/manual/colour.tex
index a742788fc..8550034a8 100644
--- a/doc/manual/colour.tex
+++ b/doc/manual/colour.tex
@@ -28,6 +28,8 @@ r' &= \begin{dcases}
 \end{dcases}
 \end{align*}
 
+and similarly for $g$ and $b$.
+
 Next, the colour transformation matrix is used to convert to XYZ:
 
 \begin{align*}
@@ -48,6 +50,8 @@ b'
 \end{array}\right]
 \end{align*}
 
+Note: some tools apply a white-point correction here, but DCP-o-matic currently does not do that.
+
 Finally, the output gamma $\gamma_o$ is applied to give our final XYZ values $(x', y', z')$:
 
 \begin{align*}