From 98fe0cf9c06d9a62a55469a20a05b2fc2eb6f2d2 Mon Sep 17 00:00:00 2001
From: Stewart Allen <stewart@neuron.com>
Date: Sat, 14 Nov 2020 16:30:43 -0500
Subject: [PATCH] notes and debugging

---
 notes.md             |  3 ++-
 src/mode/cam/topo.js | 15 +++++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/notes.md b/notes.md
index 12f11c0e..36007473 100644
--- a/notes.md
+++ b/notes.md
@@ -10,7 +10,8 @@
 * onshape mouse mapping option
 
 ## 2.4
-* cnc: tracing, visualization, manual tabs, auto feature detection (slicing)
+* cnc: tracing (chamfer, engrave), milling visualization
+* cnc: auto feature detection (slicing), manual tabs
 * fdm: manual supports, continuous printing
 * all: 2d image to 3d part
 
diff --git a/src/mode/cam/topo.js b/src/mode/cam/topo.js
index ce7e7856..83e71d7f 100644
--- a/src/mode/cam/topo.js
+++ b/src/mode/cam/topo.js
@@ -158,6 +158,21 @@
                     gridv, // value
                     i, il, j, jl, x, y, tv, ltv;
 
+                if (false)
+                slices.map(slice => {
+                    newslices.push(slice);
+                    const points = [];
+                    slice.lines.forEach(line => {
+                        if (line.p1.z > 0 || line.p2.z > 0)
+                        points.push(line.p1, line.p2);
+                    });
+                    slice.output()
+                        .setLayer("topo slices", {face: 0xff00ff, line: 0xff00ff})
+                        .addLines(points)
+                        // .addPolys(slice.topPolys())
+                        ;
+                });
+
                 // for each Y slice, find z grid value (x/z swapped)
                 for (j=0, jl=slices.length; j<jl; j++) {
                     const slice = slices[j];