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/* Copyright (c) 2016, Stanislaw Halik <sthalik@misaki.pl>
* Permission to use, copy, modify, and/or distribute this
* software for any purpose with or without fee is hereby granted,
* provided that the above copyright notice and this permission
* notice appear in all copies.
*/
#include "vjoystick.h"
#include "api/plugin-api.hpp"
#include "compat/math.hpp"
#include <cstring>
#include <QDebug>
#include <QPushButton>
#include <QMessageBox>
#include <QDesktopServices>
#include <QUrl>
// required for api headers
#include <windows.h>
#undef PPJOY_MODE
#include <public.h>
#include <vjoyinterface.h>
#define OPENTRACK_VJOYSTICK_ID 1
const unsigned char handle::axis_ids[6] =
{
HID_USAGE_X,
HID_USAGE_Y,
HID_USAGE_Z,
HID_USAGE_RX,
HID_USAGE_RY,
HID_USAGE_RZ,
// HID_USAGE_SL0,
// HID_USAGE_SL1,
// HID_USAGE_WHL,
};
static constexpr double val_minmax[6] =
{
50,
50,
50,
180,
180,
180
};
bool handle::init()
{
if (!AcquireVJD(OPENTRACK_VJOYSTICK_ID))
return false;
unsigned cnt = 0;
bool status = true;
for (unsigned i = 0; i < axis_count; i++)
{
if (!GetVJDAxisExist(OPENTRACK_VJOYSTICK_ID, axis_ids[i]))
continue;
cnt++;
status &= !!GetVJDAxisMin(OPENTRACK_VJOYSTICK_ID, axis_ids[i], &axis_min[i]);
status &= !!GetVJDAxisMax(OPENTRACK_VJOYSTICK_ID, axis_ids[i], &axis_max[i]);
}
//(void)ResetVJD(OPENTRACK_VJOYSTICK_ID);
return status && cnt;
}
handle::handle()
{
if (!isVJDExists(OPENTRACK_VJOYSTICK_ID))
joy_state = state::notent;
else if (init())
joy_state = state::success;
else
joy_state = state::fail;
}
handle::~handle()
{
if (joy_state == state::success)
RelinquishVJD(OPENTRACK_VJOYSTICK_ID);
}
bool handle::to_axis_value(unsigned axis_id, double val, int& ret) const
{
if (!axis_min[axis_id] && !axis_max[axis_id])
return false;
const double minmax = val_minmax[axis_id];
const double min = axis_min[axis_id];
const double max = axis_max[axis_id];
ret = int(clamp((val+minmax) * max / (2*minmax) - min, min, max));
return true;
}
vjoystick_proto::vjoystick_proto() = default;
vjoystick_proto::~vjoystick_proto() = default;
module_status vjoystick_proto::initialize()
{
h = handle{};
if (h->get_state() != state::success)
{
QMessageBox msgbox;
msgbox.setIcon(QMessageBox::Critical);
msgbox.setText(tr("vjoystick driver missing"));
msgbox.setInformativeText(tr("vjoystick won't work without the driver installed."));
QPushButton* driver_button = msgbox.addButton(tr("Download the driver"), QMessageBox::ActionRole);
QPushButton* project_site_button = msgbox.addButton(tr("Visit project site"), QMessageBox::ActionRole);
msgbox.addButton(QMessageBox::Close);
(void) msgbox.exec();
if (msgbox.clickedButton() == driver_button)
{
static const char* download_driver_url = "https://sourceforge.net/projects/vjoystick/files/latest/download";
QDesktopServices::openUrl(QUrl(download_driver_url, QUrl::StrictMode));
}
else if (msgbox.clickedButton() == project_site_button)
{
static const char* project_site_url = "http://vjoystick.sourceforge.net/site/";
QDesktopServices::openUrl(QUrl(project_site_url, QUrl::StrictMode));
}
}
switch (h->get_state())
{
default:
case state::notent:
return error(tr("vjoystick not installed or disabled"));
case state::fail:
return error(tr("can't initialize vjoystick"));
case state::success:
return status_ok();
}
}
void vjoystick_proto::pose(const double *pose)
{
if (h->get_state() != state::success)
return;
for (unsigned i = 0; i < handle::axis_count; i++)
{
int val;
if (!h->to_axis_value(i, pose[i], val))
continue;
SetAxis(val, OPENTRACK_VJOYSTICK_ID, handle::axis_ids[i]);
}
}
OPENTRACK_DECLARE_PROTOCOL(vjoystick_proto, vjoystick_dialog, vjoystick_metadata)
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