Squashed 'third_party/allwpilib_2019/' content from commit bd05dfa1c

Change-Id: I2b1c2250cdb9b055133780c33593292098c375b7
git-subtree-dir: third_party/allwpilib_2019
git-subtree-split: bd05dfa1c7cca74c4fac451e7b9d6a37e7b53447
diff --git a/wpilibc/src/main/native/cpp/AnalogPotentiometer.cpp b/wpilibc/src/main/native/cpp/AnalogPotentiometer.cpp
new file mode 100644
index 0000000..6c42ff9
--- /dev/null
+++ b/wpilibc/src/main/native/cpp/AnalogPotentiometer.cpp
@@ -0,0 +1,43 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 2016-2018 FIRST. All Rights Reserved.                        */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+#include "frc/AnalogPotentiometer.h"
+
+#include "frc/RobotController.h"
+#include "frc/smartdashboard/SendableBuilder.h"
+
+using namespace frc;
+
+AnalogPotentiometer::AnalogPotentiometer(int channel, double fullRange,
+                                         double offset)
+    : m_analog_input(std::make_shared<AnalogInput>(channel)),
+      m_fullRange(fullRange),
+      m_offset(offset) {
+  AddChild(m_analog_input);
+}
+
+AnalogPotentiometer::AnalogPotentiometer(AnalogInput* input, double fullRange,
+                                         double offset)
+    : m_analog_input(input, NullDeleter<AnalogInput>()),
+      m_fullRange(fullRange),
+      m_offset(offset) {}
+
+AnalogPotentiometer::AnalogPotentiometer(std::shared_ptr<AnalogInput> input,
+                                         double fullRange, double offset)
+    : m_analog_input(input), m_fullRange(fullRange), m_offset(offset) {}
+
+double AnalogPotentiometer::Get() const {
+  return (m_analog_input->GetVoltage() / RobotController::GetVoltage5V()) *
+             m_fullRange +
+         m_offset;
+}
+
+double AnalogPotentiometer::PIDGet() { return Get(); }
+
+void AnalogPotentiometer::InitSendable(SendableBuilder& builder) {
+  m_analog_input->InitSendable(builder);
+}