Fix documentations

Author: nic-cheng

include/hardware/Distance/DistanceSensor.hpp

@@ -15,7 +15,7 @@ class DistanceSensor : public Device {
         /**
          * @brief Get the distance measured by the distance sensor
          *
-         * The distance measured by the encoder is the distance from the sensor to the nearest object.
+         * The distance measured by the distance sensor is the distance from the sensor to the nearest object.
          *
          * @return Length the distance measured by the encoder
          * @return INFINITY if there is an error, setting errno
@@ -51,7 +51,7 @@ class DistanceSensor : public Device {
          *     if (distanceSensor->setOffset(1_in) == 0) {
          *         std::cout << "Offset set!" << std::endl;
          *         // With an object touching the surface of the distance sensor
-         *         std::cout < "Offset distance: " << distanceSensor->getDistance().convert(in) << std::endl; // outputs 1 inch
+         *         std::cout << "Offset distance: " << distanceSensor->getDistance().convert(in) << std::endl; // outputs 1 inch
          *     } else {
          *         std::cout << "Error setting offset!" << std::endl;
          *     }

include/hardware/Distance/V5DistanceSensor.hpp

@@ -42,7 +42,7 @@ class V5DistanceSensor : public DistanceSensor {
          * @b Example:
          * @code {.cpp}
          * void initialize() {
-         *     lemlib::V5DistanceSensor distance = lemlib::V5RDistanceSensor::from_pros_dist(pros::Distance(1));
+         *     lemlib::V5DistanceSensor distance = lemlib::V5DistanceSensor::from_pros_dist(pros::Distance(1));
          * }
          * @endcode
          */
@@ -56,7 +56,7 @@ class V5DistanceSensor : public DistanceSensor {
          * @b Example:
          * @code {.cpp}
          * void initialize() {
-         *     lemlib::V5DistanceSensor distance = pros::Distance(1);
+         *     lemlib::V5DistanceSensor distance = lemlib::V5DistanceSensor(1);
          *     const int result = distance.isConnected();
          *     if (result == 1) {
          *         std::cout << "Distance sensor is connected!" << std::endl;
@@ -83,7 +83,7 @@ class V5DistanceSensor : public DistanceSensor {
          * @b Example:
          * @code {.cpp}
          * void initialize() {
-         *     lemlib::V5DistanceSensor distanceSensor = pros::Distance(1);
+         *     lemlib::V5DistanceSensor distanceSensor = lemlib::V5DistanceSensor(1);
          *     const Length distance = distanceSensor.getDistance();
          *     if (angle == INFINITY) {
          *         std::cout << "Error getting distance!" << std::endl;
@@ -107,11 +107,11 @@ class V5DistanceSensor : public DistanceSensor {
          * @b Example:
          * @code {.cpp}
          * void initialize() {
-         *     DistanceSensor* distanceSensor;
+         *     lemlib::V5DistanceSensor distanceSensor(1);
          *     if (distanceSensor->setOffset(1_in) == 0) {
          *         std::cout << "Offset set!" << std::endl;
          *         // With an object touching the surface of the distance sensor
-         *         std::cout < "Offset distance: " << distanceSensor->getDistance().convert(in) << std::endl; // outputs 1 inch
+         *         std::cout << "Offset distance: " << distanceSensor->getDistance().convert(in) << std::endl; // outputs 1 inch
          *     } else {
          *         std::cout << "Error setting offset!" << std::endl;
          *     }

src/hardware/Distance/V5DistanceSensor.cpp

@@ -2,6 +2,7 @@
 #include "hardware/util.hpp"
 #include <limits.h>
 #include <mutex>
+#include <cmath>
 
 namespace lemlib {
 V5DistanceSensor::V5DistanceSensor(SmartPort port)
@@ -24,7 +25,7 @@ Length V5DistanceSensor::getDistance() const {
     std::lock_guard lock(m_mutex);
     const int32_t raw = pros::c::distance_get(m_port);
     if (raw == INT_MAX) return from_in(INFINITY);
-    // the rotation sensor returns mm
+    // the distance sensor returns mm
     const Length distance = from_mm(raw);
     return distance + m_offset;
 }