Files
bobbycar-boardcomputer-firm…/main/dpad6wire.cpp
2022-05-30 15:34:27 +02:00

145 lines
3.5 KiB
C++

#include "dpad6wire.h"
// system includes
#include <array>
// Arduino includes
#include <esp32-hal-gpio.h>
#include <esp32-hal-misc.h>
// 3rdparty lib includes
#include <espchrono.h>
#include <tickchrono.h>
#include <screenmanager.h>
// local includes
#include "types.h"
#include "globals.h"
#include "newsettings.h"
#include "bobbybuttons.h"
namespace {
template<pin_t OUT, pin_t IN1, pin_t IN2, pin_t IN3, pin_t IN4, pin_t IN5>
class Helper
{
public:
static constexpr auto OutPin = OUT;
static constexpr auto In1Pin = IN1;
static constexpr auto In2Pin = IN2;
static constexpr auto In3Pin = IN3;
static constexpr auto In4Pin = IN4;
static constexpr auto In5Pin = IN5;
void begin();
std::array<bool, 10> read();
};
template<pin_t OUT, pin_t IN1, pin_t IN2, pin_t IN3, pin_t IN4, pin_t IN5>
void Helper<OUT, IN1, IN2, IN3, IN4, IN5>::begin()
{
pinMode(OUT, OUTPUT);
}
template<pin_t OUT, pin_t IN1, pin_t IN2, pin_t IN3, pin_t IN4, pin_t IN5>
std::array<bool, 10> Helper<OUT, IN1, IN2, IN3, IN4, IN5>::read()
{
std::array<bool, 10> result;
digitalWrite(OUT, LOW);
pinMode(IN1, INPUT_PULLUP);
pinMode(IN2, INPUT_PULLUP);
pinMode(IN3, INPUT_PULLUP);
pinMode(IN4, INPUT_PULLUP);
pinMode(IN5, INPUT_PULLUP);
if (configs.buttonReadDelay.value() != 0) {
delayMicroseconds(configs.buttonReadDelay.value());
} else {
vPortYield();
}
result[0] = digitalRead(IN1)==LOW;
result[1] = digitalRead(IN2)==LOW;
result[2] = digitalRead(IN3)==LOW;
result[3] = digitalRead(IN4)==LOW;
result[8] = digitalRead(IN5)==LOW;
digitalWrite(OUT, HIGH);
pinMode(IN1, INPUT_PULLDOWN);
pinMode(IN2, INPUT_PULLDOWN);
pinMode(IN3, INPUT_PULLDOWN);
pinMode(IN4, INPUT_PULLDOWN);
pinMode(IN5, INPUT_PULLDOWN);
if (configs.buttonReadDelay.value() != 0) {
delayMicroseconds(configs.buttonReadDelay.value());
} else {
vPortYield();
}
result[4] = digitalRead(IN1);
result[5] = digitalRead(IN2);
result[6] = digitalRead(IN3);
result[7] = digitalRead(IN4);
result[9] = digitalRead(IN5);
if (configs.feature.gschissene_diode.isEnabled.value() && (result[8] && result[9]))
{
result[9] = 0;
}
return result;
}
#ifdef FEATURE_DPAD_6WIRESW
Helper<PINS_DPAD_6WIRESW_OUT, PINS_DPAD_6WIRESW_IN1, PINS_DPAD_6WIRESW_IN2, PINS_DPAD_6WIRESW_IN3, PINS_DPAD_6WIRESW_IN4, PINS_DPAD_6WIRESW_IN5> helper;
std::array<bool, 10> lastState;
std::array<espchrono::millis_clock::time_point, 10> debounce;
#endif
} // namespace
#ifdef FEATURE_DPAD_6WIRESW
namespace dpad6wire {
void init()
{
helper.begin();
std::fill(std::begin(lastState), std::end(lastState), false);
std::fill(std::begin(debounce), std::end(debounce), espchrono::millis_clock::now());
}
void update()
{
const auto newState = helper.read();
#ifdef DPAD_6WIRESW_DEBUG
lastState = newState;
return;
#endif
const auto now = espchrono::millis_clock::now();
const std::chrono::milliseconds dpadDebounce{configs.dpadDebounce.value()};
for (auto i = 0; i < 10; i++)
if (lastState[i] != newState[i] && now - debounce[i] > dpadDebounce)
{
lastState[i] = newState[i];
if (espgui::currentDisplay)
{
if (newState[i])
espgui::currentDisplay->rawButtonPressed(i);
else
espgui::currentDisplay->rawButtonReleased(i);
}
debounce[i] = now;
}
}
} // namespace dpad6wire
#endif