1 files changed, 6 insertions, 0 deletions
diff --git a/TODO.org b/TODO.org
index 0f9c326..3c1e6a7 100644
--- a/TODO.org
+++ b/TODO.org
@@ -161,6 +161,12 @@
    better if the font rendering procedures are made polymorphic to
    handle this new type of font.
 
+** TODO Geometry combinators
+   A functional interface for composing complex geometry from the
+   simple building block of triangles.  A square is 2 triangles, a
+   cube is 6 squares, etc.  A triangle has 3 vertices with a
+   particular winding.
+
 ** TODO 0.1 Release
    A 0.1 release was made under the project's old name, guile-2d.  Now
    that things have changed so drastically and the name has been