boo/lib/inputdev/DualshockPad.cpp

124 lines
4.1 KiB
C++

#include "boo/inputdev/DualshockPad.hpp"
#include "boo/inputdev/DeviceSignature.hpp"
#define _USE_MATH_DEFINES
#include <cmath>
#include <cstdio>
#include <cstring>
#include <iostream>
#ifdef _MSC_VER
inline uint16_t bswap16(uint16_t val) { return _byteswap_ushort(val); }
#elif __GNUC__ && !defined(__FreeBSD__)
constexpr uint16_t bswap16(uint16_t val) { return __builtin_bswap16(val); }
#elif !defined(__FreeBSD__)
constexpr uint16_t bswap16(uint16_t val) { return __builtin_byteswap(val); }
#endif
#ifndef M_PIF
#define M_PIF 3.14159265358979323846f /* pi */
#endif
#define RAD_TO_DEG (180.f / M_PIF)
namespace boo {
static const uint8_t defaultReport[49] = {0x01, 0x01, 0xff, 0x00, 0xff, 0x00, 0xff, 0x80, 0x00, 0x00, 0x00, 0xff,
0x27, 0x10, 0x00, 0x32, 0xff, 0x27, 0x10, 0x00, 0x32, 0xff, 0x27, 0x10,
0x00, 0x32, 0xff, 0x27, 0x10, 0x00, 0x32, 0x00, 0x00, 0x00, 0x00, 0x00};
DualshockPad::DualshockPad(DeviceToken* token)
: TDeviceBase<IDualshockPadCallback>(dev_typeid(DualshockPad), token)
, m_rumbleRequest(EDualshockMotor::None)
, m_rumbleState(EDualshockMotor::None) {
memcpy(m_report.buf, defaultReport, 49);
}
DualshockPad::~DualshockPad() {}
void DualshockPad::deviceDisconnected() {
std::lock_guard<std::mutex> lk(m_callbackLock);
if (m_callback)
m_callback->controllerDisconnected();
}
void DualshockPad::initialCycle() {
#if 0
// Tells controller to start sending changes on in pipe
uint8_t setupCommand[5] = {0xF4, 0x42, 0x0c, 0x00, 0x00};
if (!sendHIDReport(setupCommand, 5, HIDReportType::Feature, 0xF4)) {
deviceError("Unable to send complete packet! Request size {:x}\n", sizeof(setupCommand));
return;
}
uint8_t btAddr[8];
receiveHIDReport(btAddr, sizeof(btAddr), HIDReportType::Feature, 0xF5);
for (int i = 0; i < 6; i++) {
// Copy into buffer reversed, so it is LSB first
m_btAddress[5 - i] = btAddr[i + 2];
}
#endif
}
void DualshockPad::transferCycle() {}
void DualshockPad::finalCycle() {
m_report.rumble.leftDuration = 0;
m_report.rumble.leftForce = 0;
m_report.rumble.rightDuration = 0;
m_report.rumble.rightOn = false;
sendHIDReport(m_report.buf, sizeof(m_report), HIDReportType::Output, 0x01);
}
void DualshockPad::receivedHIDReport(const uint8_t* data, size_t length, HIDReportType tp, uint32_t message) {
if (message != 1 || length != 49 || tp != HIDReportType::Input)
return;
DualshockPadState state = *reinterpret_cast<const DualshockPadState*>(data);
for (int i = 0; i < 3; i++)
state.m_accelerometer[i] = bswap16(state.m_accelerometer[i]);
state.m_gyrometerZ = bswap16(state.m_gyrometerZ);
const double zeroG = 511.5; // 1.65/3.3*1023 (1,65V);
float accXval = -((double)state.m_accelerometer[0] - zeroG);
float accYval = -((double)state.m_accelerometer[1] - zeroG);
float accZval = -((double)state.m_accelerometer[2] - zeroG);
state.accPitch = (atan2(accYval, accZval) + M_PIF) * RAD_TO_DEG;
state.accYaw = (atan2(accXval, accZval) + M_PIF) * RAD_TO_DEG;
state.gyroZ = (state.m_gyrometerZ / 1023.f);
{
std::lock_guard<std::mutex> lk(m_callbackLock);
if (m_callback)
m_callback->controllerUpdate(*this, state);
}
if (m_rumbleRequest != m_rumbleState) {
if (True(m_rumbleRequest & EDualshockMotor::Left)) {
m_report.rumble.leftDuration = m_rumbleDuration[0];
m_report.rumble.leftForce = m_rumbleIntensity[0];
} else {
m_report.rumble.leftDuration = 0;
m_report.rumble.leftForce = 0;
}
if (True(m_rumbleRequest & EDualshockMotor::Right)) {
m_report.rumble.rightDuration = m_rumbleDuration[1];
m_report.rumble.rightOn = m_rumbleIntensity[1] > 0;
} else {
m_report.rumble.rightDuration = 0;
m_report.rumble.rightOn = false;
}
sendHIDReport(m_report.buf, sizeof(m_report), HIDReportType::Output, 0x01);
m_rumbleState = m_rumbleRequest;
} else {
if (state.m_reserved5[8] & 0x80)
m_rumbleRequest &= ~EDualshockMotor::Right;
if (state.m_reserved5[7] & 0x01)
m_rumbleRequest &= ~EDualshockMotor::Left;
m_rumbleState = m_rumbleRequest;
}
}
} // namespace boo