From 725df1f1ec20827ece34e7c7bf4dbb8f2e17fe14 Mon Sep 17 00:00:00 2001
From: Aditya Pulipaka <pulipaka24@outlook.com>
Date: Thu, 20 Nov 2025 16:16:34 -0600
Subject: [PATCH] pre-averaging

---
 lib/IndSensorMap.cpp | 10 +++++-----
 lib/IndSensorMap.hpp |  3 ++-
 2 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/lib/IndSensorMap.cpp b/lib/IndSensorMap.cpp
index fdae3cd..e8080fd 100644
--- a/lib/IndSensorMap.cpp
+++ b/lib/IndSensorMap.cpp
@@ -6,22 +6,22 @@
 IndSensorMap ind0Map = {-8.976076325826309, 913.5463710698101, 0.29767471011439534, 5.6686184386250025, 0.3627635461289861};
 IndSensorMap ind1Map = {-4.831976283950702, 885.9877001844566, 0.2793284618109283, 3.8852507844119217, 0.2389935455347361};
 IndSensorMap ind2Map = {-9.824360913609562, 871.4744633266955, 0.2909366235093304, 4.3307594408159495, 0.2822807132259202};
-IndSensorMap ind3Map = {-13.891292062248292, 990.6819962477331, 0.16376045588859353, -0.074904004740735, 0.17727132893449118};
+IndSensorMap ind3Map = {-13.8907146886418, 990.6824637304771, 0.16376005385006073, -0.07513804021312243, 0.1772655198934789};
 
 // IndSensor class implementation
 IndSensor::IndSensor(IndSensorMap calibration, uint8_t analogPin)
   : consts(calibration), pin(analogPin), oor(false) {}
 
 // Convert raw analog reading to millimeters using sensor calibration
-float IndSensor::toMM(unsigned int raw) {
+float IndSensor::toMM(uint16_t raw) {
   return consts.C - (1.0 / consts.B) * log(pow((consts.K - consts.A) / ((float)raw - consts.A), consts.v) - 1.0);
 }
 
 // Read sensor directly from pin and convert to millimeters
 float IndSensor::readMM() {
-  unsigned int raw = analogRead(pin);
-  oor = (raw == 0 || raw > 870);  // Update out-of-range flag
-  mmVal = toMM(raw);
+  analog = analogRead(pin);
+  oor = (analog == 0 || analog > 870);  // Update out-of-range flag
+  mmVal = toMM(analog);
   return mmVal;
 }
 
diff --git a/lib/IndSensorMap.hpp b/lib/IndSensorMap.hpp
index 0705fd9..29815ce 100644
--- a/lib/IndSensorMap.hpp
+++ b/lib/IndSensorMap.hpp
@@ -16,6 +16,7 @@ class IndSensor {
   public:
     bool oor;
     float mmVal;
+    uint16_t analog;
 
     // Constructor
     IndSensor(IndSensorMap calibration, uint8_t analogPin);
@@ -27,7 +28,7 @@ class IndSensor {
     uint8_t pin;
 
     // helper function to convert analog reading to millimeters
-    float toMM(unsigned int raw);
+    float toMM(uint16_t raw);
 };
 
 // sensor instances