Refactor light sensor

AdaptiveBrightnessFirmware/Src/light_sensors.cpp

@@ -0,0 +1,3 @@
+#include "light_sensors.hpp"
+
+std::array<uint16_t, 3> LightSensors::m_adcValues = {};

AdaptiveBrightnessFirmware/Src/main.cpp

@@ -3,33 +3,13 @@
 #include <cstdint>
 #include <cstdio>
 
-#include "adc.h"
 #include "init.h"
+#include "light_sensors.hpp"
 #include "terminal.hpp"
 #include "uart.hpp"
-#include "utils.hpp"
 
 using serial_t = uart::Vcp<>;
 
-std::array<uint16_t, 3> sampleLightSensors()
-{
-    std::array<uint16_t, 3> adcValues;
-
-    HAL_ADC_Start(&hadc);
-
-    util::for_constexpr(
-        [&adcValues](const auto& idx) {
-            constexpr auto i = idx.value;
-            HAL_ADC_PollForConversion(&hadc, HAL_MAX_DELAY);
-            adcValues[i] = HAL_ADC_GetValue(&hadc);
-        },
-        std::make_index_sequence<adcValues.size()>{});
-
-    HAL_ADC_Stop(&hadc);
-
-    return adcValues;
-}
-
 static volatile bool g_error = false;
 
 extern "C" void Error_Handler(void)
@@ -65,9 +45,10 @@ int main()
     HAL_GPIO_WritePin(BLUE_LED_GPIO_Port, BLUE_LED_Pin, GPIO_PIN_SET);
 
     serial_t serial;
+    LightSensors lightSensors;
 
     while(true) {
-        const auto ldrValues = sampleLightSensors();
+        const auto ldrValues = lightSensors.getValues();
 
         std::array<char, 32> printBuffer;