refine some sub-tasks and concepts

new file: TODO.md

1 files changed, 14 insertions, 0 deletions

diff --git a/3D.md b/3D.md
index cf3842d..e944cbe 100644
--- a/3D.md
+++ b/3D.md
@@ -24,6 +24,20 @@ So in the end, we'll
 
 We want to use shadow maps, so multi-passes is expected.
 
+## debugging features
+
+The assist the visual debugging, we need a 'visual_debug' mode (code to be
+removed with STRIP_ALL) that:
+
+   a) draws a wireframe around the bounding volumes (box, etc.)
+   b) draw the trajectories (camera, objects, ...)
+   c) show the collision points
+   d) displays the ray/object intersection interactively
+   e) show the lights (direction, cone, ...), display their shadow-map in 3d and on-screen (2d).
+
+This must be captured and tracked as a sub-task
+
+
 ## future step
 
 Have an exporter from Blender modelling software. That would be a converter