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allwpilib/simulation/halsim_gui/src/main/native/cpp/PWMGui.cpp

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/*----------------------------------------------------------------------------*/
/* Copyright (c) 2019 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 "PWMGui.h"
#include <cstdio>
#include <cstring>
#include <hal/Ports.h>
#include <imgui.h>
#include <mockdata/PWMData.h>
#include "HALSimGui.h"
using namespace halsimgui;
static void DisplayPWMs() {
bool hasOutputs = false;
// struct History {
// History() { std::memset(data, 0, 90 * sizeof(float)); }
// History(const History&) = delete;
// History& operator=(const History&) = delete;
// float data[90];
// int display_offset = 0;
// int save_offset = 0;
//};
// static std::vector<std::unique_ptr<History>> history;
bool first = true;
static const int numPWM = HAL_GetNumPWMChannels();
for (int i = 0; i < numPWM; ++i) {
if (HALSIM_GetPWMInitialized(i)) {
hasOutputs = true;
if (!first)
ImGui::Separator();
else
first = false;
char name[32];
std::snprintf(name, sizeof(name), "PWM[%d]", i);
float val = HALSIM_GetPWMSpeed(i);
ImGui::Value(name, val, "%0.3f");
// lazily build history storage
// if (static_cast<unsigned int>(i) > history.size())
// history.resize(i + 1);
// if (!history[i]) history[i] = std::make_unique<History>();
// save history
// ImGui::PlotLines(labels[i].c_str(), values.data(), values.size(),
// );
}
}
if (!hasOutputs) ImGui::Text("No PWM outputs");
}
void PWMGui::Initialize() {
HALSimGui::AddWindow("PWM Outputs", DisplayPWMs,
ImGuiWindowFlags_AlwaysAutoResize);
HALSimGui::SetDefaultWindowPos("PWM Outputs", 910, 20);
}