[hal] Rename PowerDistributionPanel to PowerDistribution (#3466)

Makes HAL more generic for the PDP, to enable the Rev PDH in the future.

hal/src/main/native/sim/mockdata/PowerDistributionData.cpp

@@ -0,0 +1,68 @@
+// Copyright (c) FIRST and other WPILib contributors.
+// Open Source Software; you can modify and/or share it under the terms of
+// the WPILib BSD license file in the root directory of this project.
+
+#include "../PortsInternal.h"
+#include "PowerDistributionDataInternal.h"
+
+using namespace hal;
+
+namespace hal::init {
+void InitializePowerDistributionData() {
+  static PowerDistributionData spd[kNumPDPChannels];
+  ::hal::SimPowerDistributionData = spd;
+}
+}  // namespace hal::init
+
+PowerDistributionData* hal::SimPowerDistributionData;
+void PowerDistributionData::ResetData() {
+  initialized.Reset(false);
+  temperature.Reset(0.0);
+  voltage.Reset(12.0);
+  for (int i = 0; i < kNumPDPChannels; i++) {
+    current[i].Reset(0.0);
+  }
+}
+
+extern "C" {
+void HALSIM_ResetPowerDistributionData(int32_t index) {
+  SimPowerDistributionData[index].ResetData();
+}
+
+#define DEFINE_CAPI(TYPE, CAPINAME, LOWERNAME)                            \
+  HAL_SIMDATAVALUE_DEFINE_CAPI(TYPE, HALSIM, PowerDistribution##CAPINAME, \
+                               SimPowerDistributionData, LOWERNAME)
+
+DEFINE_CAPI(HAL_Bool, Initialized, initialized)
+DEFINE_CAPI(double, Temperature, temperature)
+DEFINE_CAPI(double, Voltage, voltage)
+HAL_SIMDATAVALUE_DEFINE_CAPI_CHANNEL(double, HALSIM, PowerDistributionCurrent,
+                                     SimPowerDistributionData, current)
+
+void HALSIM_GetPowerDistributionAllCurrents(int32_t index, double* currents) {
+  auto& data = SimPowerDistributionData[index].current;
+  for (int i = 0; i < kNumPDPChannels; i++) {
+    currents[i] = data[i];
+  }
+}
+
+void HALSIM_SetPowerDistributionAllCurrents(int32_t index,
+                                            const double* currents) {
+  auto& data = SimPowerDistributionData[index].current;
+  for (int i = 0; i < kNumPDPChannels; i++) {
+    data[i] = currents[i];
+  }
+}
+
+#define REGISTER(NAME)                                                   \
+  SimPowerDistributionData[index].NAME.RegisterCallback(callback, param, \
+                                                        initialNotify)
+
+void HALSIM_RegisterPowerDistributionAllNonCurrentCallbacks(
+    int32_t index, int32_t channel, HAL_NotifyCallback callback, void* param,
+    HAL_Bool initialNotify) {
+  REGISTER(initialized);
+  REGISTER(temperature);
+  REGISTER(voltage);
+}
+}  // extern "C"