From cf3d17e1f57430c8704678b12b2062e8d55f9ce6 Mon Sep 17 00:00:00 2001
From: Nathan Kunicki <nathank@mediamolecule.com>
Date: Thu, 14 Jun 2018 17:23:55 +0100
Subject: [PATCH] Better distance calculations

---
 boosthub.js | 2 +-
 test.js     | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/boosthub.js b/boosthub.js
index 89116de..d021c8a 100644
--- a/boosthub.js
+++ b/boosthub.js
@@ -284,7 +284,7 @@ class BoostHub extends Hub {
                         distance += 1 / partial;
                     }
                     
-                    this.emit("distance", port.id, Math.floor(distance * 25.4));
+                    this.emit("distance", port.id, Math.floor(distance * 25.4) - 20);
                     break;
                 }
                 case Consts.Devices.WEDO2_TILT:
diff --git a/test.js b/test.js
index 8c693d8..1efbfa9 100644
--- a/test.js
+++ b/test.js
@@ -18,7 +18,7 @@ lpf2.on("discover", (hub) => {
 
             moveHub.on("distance", (port, distance) => {
                 console.log(`Distance ${distance} received on port ${port}`);
-                if (distance < 80) {
+                if (distance < 100) {
                     moveHub.setMotorSpeed("D", 40);
                 } else {
                     moveHub.setMotorSpeed("D", 0);
@@ -31,7 +31,7 @@ lpf2.on("discover", (hub) => {
 
             wedoHub.on("distance", (port, distance) => {
                 console.log(`Distance ${distance} received on port ${port}`);
-                if (distance < 80) {
+                if (distance < 100) {
                     wedoHub.setMotorSpeed("B", 40);
                 } else {
                     wedoHub.setMotorSpeed("B", 0);