From 7aa579f9ab4a038442eca56ec644705191f726ce Mon Sep 17 00:00:00 2001
From: Stewart Allen <sa@grid.space>
Date: Sun, 30 Jan 2022 13:25:28 -0500
Subject: [PATCH] show max render time in debug stats

---
 notes.md          |  1 +
 src/moto/space.js | 11 ++++-------
 2 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/notes.md b/notes.md
index 3cd46dbc..2158910d 100644
--- a/notes.md
+++ b/notes.md
@@ -102,6 +102,7 @@
 * `F` gcode output option as zip for multiple or flip ops or tool change
 * `F` maintain several part orientations + op chains in a single profile
 
+* `P` decrease cutting speed when entire tool is engaged (start of roughing)
 * `P` port arc code from FDM export to CAM export
 * `P` common part pre-analyze to speed up 'slice' and improve shadow (overhangs)
 * `P` redo all path route / planning in prepare to account for terrain before camOut
diff --git a/src/moto/space.js b/src/moto/space.js
index 1a63a1d5..95e5d525 100644
--- a/src/moto/space.js
+++ b/src/moto/space.js
@@ -1285,8 +1285,7 @@
             let animates = 0;
             let rateStart = Date.now();
 
-            let renders = 0;
-            let renderSum = 0;
+            let renders = [];
             let renderStart;
 
             function animate() {
@@ -1297,17 +1296,15 @@
                     fps = 1000 * animates / delta;
                     animates = 0;
                     rateStart = now;
-                    renderTime = renders ? renderSum / renders : 0;
-                    renders = 0;
-                    renderSum = 0;
+                    renderTime = Math.max(0, ...renders);
+                    renders.length = 0;
                 }
 
                 requestAnimationFrame(animate);
                 if (docVisible && !freeze && Date.now() - lastAction < 1500) {
                     renderStart = Date.now();
                     renderer.render(SCENE, camera);
-                    renderSum += Date.now() - renderStart;
-                    renders++;
+                    renders.push(Date.now() - renderStart);
                 } else {
                     fps = 0;
                 }