Files
track-core/src/model.cpp
T

105 lines
4.1 KiB
C++

#include "track_core/model.hpp"
#include <cmath>
#include <cstdio>
namespace track_core {
namespace {
template <class... Ts>
struct overloads : Ts... {
using Ts::operator()...;
};
} // namespace
std::string Color::hex() const {
char buffer[8]{};
static_cast<void>(std::snprintf(buffer, sizeof(buffer), "#%02X%02X%02X", r, g, b));
return buffer;
}
expected<unit, TrackError> TrackPidConfig::validate(bool allow_empty) const {
const auto speed_suppression_ok =
!speed_suppression.has_value() ||
(std::isfinite(speed_suppression->ratio_min) &&
std::isfinite(speed_suppression->sigma_m) &&
speed_suppression->ratio_min > 0.0F &&
speed_suppression->ratio_min < 1.0F &&
speed_suppression->sigma_m > 0.0F);
if (!speed_suppression_ok) {
return unexpected<TrackError>{TrackError::invalid_arg};
}
if (schemas.empty()) {
if (allow_empty) {
return {};
}
return unexpected<TrackError>{TrackError::invalid_arg};
}
for (const auto &schema : schemas) {
const auto ok = std::visit(overloads{
[](const TrackPidSegment &pid) {
return pid.duration_s > 0 &&
std::isfinite(pid.min_speed_m_s) &&
std::isfinite(pid.max_speed_m_s) &&
std::isfinite(pid.kp) &&
std::isfinite(pid.ki) &&
std::isfinite(pid.kd) &&
std::isfinite(pid.slew_rate_limit) &&
(!pid.fine_tune.has_value() ||
(std::isfinite(pid.fine_tune->gain_scale) &&
pid.fine_tune->gain_scale >= 0.0F)) &&
pid.min_speed_m_s >= 0.0F &&
pid.max_speed_m_s >= 0.0F &&
pid.min_speed_m_s <= pid.max_speed_m_s &&
pid.kp >= 0.0F &&
pid.ki >= 0.0F &&
pid.kd >= 0.0F &&
pid.slew_rate_limit >= 0.0F;
},
[](const TrackConstantSegment &constant) {
return constant.duration_s > 0 &&
std::isfinite(constant.speed_m_s) &&
constant.speed_m_s >= 0.0F;
}},
schema.segment);
if (!ok) {
return unexpected<TrackError>{TrackError::invalid_arg};
}
}
return {};
}
expected<unit, TrackError> TrackPidSetTuning::validate() const {
const auto fine_tune_ok =
!fine_tune.has_value() ||
(std::isfinite(fine_tune->gain_scale) && fine_tune->gain_scale >= 0.0F);
if (!std::isfinite(min_speed_m_s) ||
!std::isfinite(max_speed_m_s) ||
!std::isfinite(kp) ||
!std::isfinite(ki) ||
!std::isfinite(kd) ||
!std::isfinite(slew_rate_limit) ||
!fine_tune_ok ||
min_speed_m_s < 0.0F ||
max_speed_m_s < 0.0F ||
min_speed_m_s > max_speed_m_s ||
kp < 0.0F ||
ki < 0.0F ||
kd < 0.0F ||
slew_rate_limit < 0.0F) {
return unexpected<TrackError>{TrackError::invalid_arg};
}
return {};
}
void TrackPidSetTuning::apply_to(TrackPidSegment &segment) const {
segment.min_speed_m_s = min_speed_m_s;
segment.max_speed_m_s = max_speed_m_s;
segment.kp = kp;
segment.ki = ki;
segment.kd = kd;
segment.slew_rate_limit = slew_rate_limit;
segment.fine_tune = fine_tune;
}
} // namespace track_core