From 7c568bfcbf412e89ad5cbdedb4e9d946759340d8 Mon Sep 17 00:00:00 2001
From: Stewart Allen <stewart.allen@gmail.com>
Date: Fri, 28 Jun 2019 12:47:45 -0400
Subject: [PATCH] setup for segmenting first layer tops

---
 js/kiri-slice.js | 13 ++++++++++---
 notes.md         |  1 +
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/js/kiri-slice.js b/js/kiri-slice.js
index de7b48f1..220dbcf0 100644
--- a/js/kiri-slice.js
+++ b/js/kiri-slice.js
@@ -390,6 +390,13 @@ var gs_kiri_slice = exports;
             opt = options || {};
 
         slice.tops.forEach(function(top) {
+            var top_poly = [ top.poly ];
+
+            if (slice.index === 0) {
+                // console.log({slice_top_0: top_poly, count});
+                // segment polygon
+            }
+
             if (opt.vase) {
                 top.poly = top.poly.clone(false);
             }
@@ -406,14 +413,14 @@ var gs_kiri_slice = exports;
             if (count) {
                 // permit offset of 0 for laser
                 if (offset1 === 0) {
-                    last = [top.poly].clone(true);
+                    last = top_poly.clone(true);
                     top.traces = last;
                 } else {
                     if (opt.thin) {
                         var on1s2 = offset1 * 2,
                             on2s2 = offsetN * 2;
                         POLY.expand2(
-                            [top.poly],
+                            top_poly,
                             -offset1,
                             -offsetN,
                             top.traces,
@@ -452,7 +459,7 @@ var gs_kiri_slice = exports;
                             z);
                     } else {
                         POLY.expand(
-                            [top.poly],
+                            top_poly,
                             -offset1,
                             z,
                             top.traces,
diff --git a/notes.md b/notes.md
index 27eba993..b59702c5 100644
--- a/notes.md
+++ b/notes.md
@@ -14,6 +14,7 @@
 
 # FDM todo
 
+* first layer segment large flat areas for better fill reliability
 * adaptive column to compensate for fine or layers that finish too quickly and melt
 * apply finish speed to exposed top and underside flat areas
 * store/recover grid:print target against printer selected in device