initial libevdev impl

6 files changed, 322 insertions, 0 deletions

diff --git a/ftnoir_protocol_libevdev/ftnoir_libevdev_controls.ui b/ftnoir_protocol_libevdev/ftnoir_libevdev_controls.ui
new file mode 100644
index 00000000..f9a55547
--- /dev/null
+++ b/ftnoir_protocol_libevdev/ftnoir_libevdev_controls.ui
@@ -0,0 +1,111 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>UICVJoyControls</class>
+ <widget class="QWidget" name="UICVJoyControls">
+  <property name="windowModality">
+   <enum>Qt::ApplicationModal</enum>
+  </property>
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>228</width>
+    <height>69</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>VJoy</string>
+  </property>
+  <property name="windowIcon">
+   <iconset>
+    <normaloff>:/images/vjoy.png</normaloff>:/images/vjoy.png</iconset>
+  </property>
+  <property name="layoutDirection">
+   <enum>Qt::LeftToRight</enum>
+  </property>
+  <property name="autoFillBackground">
+   <bool>false</bool>
+  </property>
+  <layout class="QVBoxLayout" name="_vertical_layout">
+   <item>
+    <widget class="QLabel" name="label">
+     <property name="text">
+      <string>Make sure rw for /dev/input/uinput!</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout">
+     <item>
+      <layout class="QHBoxLayout" name="horizontalLayout_2">
+       <property name="sizeConstraint">
+        <enum>QLayout::SetDefaultConstraint</enum>
+       </property>
+       <item>
+        <widget class="QPushButton" name="btnOK">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+         <property name="minimumSize">
+          <size>
+           <width>100</width>
+           <height>0</height>
+          </size>
+         </property>
+         <property name="maximumSize">
+          <size>
+           <width>100</width>
+           <height>16777215</height>
+          </size>
+         </property>
+         <property name="text">
+          <string>OK</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QPushButton" name="btnCancel">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+         <property name="minimumSize">
+          <size>
+           <width>100</width>
+           <height>0</height>
+          </size>
+         </property>
+         <property name="maximumSize">
+          <size>
+           <width>100</width>
+           <height>16777215</height>
+          </size>
+         </property>
+         <property name="text">
+          <string>Cancel</string>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <tabstops>
+  <tabstop>btnOK</tabstop>
+  <tabstop>btnCancel</tabstop>
+ </tabstops>
+ <resources/>
+ <connections/>
+ <slots>
+  <slot>startEngineClicked()</slot>
+  <slot>stopEngineClicked()</slot>
+  <slot>cameraSettingsClicked()</slot>
+ </slots>
+</ui>
diff --git a/ftnoir_protocol_libevdev/ftnoir_protocol_libevdev.cpp b/ftnoir_protocol_libevdev/ftnoir_protocol_libevdev.cpp
new file mode 100644
index 00000000..6f34d20b
--- /dev/null
+++ b/ftnoir_protocol_libevdev/ftnoir_protocol_libevdev.cpp
@@ -0,0 +1,77 @@
+#include "ftnoir_protocol_libevdev.h"
+#include "facetracknoir/global-settings.h"
+//#include "ftnoir_tracker_base/ftnoir_tracker_types.h"
+
+#define CHECK_LIBEVDEV(expr) if ((expr) != 0) goto error;
+
+FTNoIR_Protocol::FTNoIR_Protocol() : dev(NULL), uidev(NULL)
+{
+    int error;
+
+    dev = libevdev_new();
+
+    if (!dev)
+        goto error;
+
+    libevdev_set_name(dev, "opentrack headpose");
+
+    struct input_absinfo absinfo;
+
+    absinfo.minimum = -ABS_MAX;
+    absinfo.maximum = ABS_MAX;
+    absinfo.resolution= 1; /* units per radian? let's go shopping */
+    absinfo.value = 0;
+    absinfo.fuzz = 1; /* no filtering in evdev subsystem, we do our own */
+
+    CHECK_LIBEVDEV(libevdev_enable_event_type(dev, EV_ABS))
+    CHECK_LIBEVDEV(libevdev_enable_event_code(dev, EV_ABS, ABS_X, &absinfo))
+    CHECK_LIBEVDEV(libevdev_enable_event_code(dev, EV_ABS, ABS_Y, &absinfo))
+    CHECK_LIBEVDEV(libevdev_enable_event_code(dev, EV_ABS, ABS_Z, &absinfo))
+    CHECK_LIBEVDEV(libevdev_enable_event_code(dev, EV_ABS, ABS_RX, &absinfo))
+    CHECK_LIBEVDEV(libevdev_enable_event_code(dev, EV_ABS, ABS_RY, &absinfo))
+    CHECK_LIBEVDEV(libevdev_enable_event_code(dev, EV_ABS, ABS_RZ, &absinfo))
+
+    CHECK_LIBEVDEV(error = libevdev_uinput_create_from_device(dev, LIBEVDEV_UINPUT_OPEN_MANAGED, &uidev))
+
+    return;
+error:
+    if (uidev)
+        libevdev_uinput_destroy(uidev);
+    if (dev)
+        libevdev_free(dev);
+    uidev = NULL;
+    dev = NULL;
+}
+
+FTNoIR_Protocol::~FTNoIR_Protocol()
+{
+    if (uidev)
+        libevdev_uinput_destroy(uidev);
+    if (dev)
+        libevdev_free(dev);
+}
+
+void FTNoIR_Protocol::sendHeadposeToGame( double *headpose, double *rawheadpose ) {
+    static const int axes[] = {
+        /* translation goes first */
+        ABS_X, ABS_Y, ABS_Z, ABS_RX, ABS_RY, ABS_RZ
+    };
+    static const int ranges[] = {
+        2,
+        2,
+        2,
+        2, /* | pitch | only goes to 90 */
+        1,
+        2
+    };
+
+    const int max_euler = 90;
+
+    for (int i = 0; i < 6; i++)
+        (void) libevdev_uinput_write_event(uidev, EV_ABS, axes[i], ranges[i] * headpose[i] * max_euler / ABS_MAX);
+}
+
+extern "C" FTNOIR_PROTOCOL_BASE_EXPORT IProtocol* CALLING_CONVENTION GetConstructor()
+{
+    return new FTNoIR_Protocol;
+}
diff --git a/ftnoir_protocol_libevdev/ftnoir_protocol_libevdev.h b/ftnoir_protocol_libevdev/ftnoir_protocol_libevdev.h
new file mode 100644
index 00000000..b71738f1
--- /dev/null
+++ b/ftnoir_protocol_libevdev/ftnoir_protocol_libevdev.h
@@ -0,0 +1,72 @@
+/* Copyright (c) 2013 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.
+ */
+#pragma once
+#include "ftnoir_protocol_base/ftnoir_protocol_base.h"
+#include "ui_ftnoir_libevdev_controls.h"
+
+#include <QMessageBox>
+#include <QSettings>
+#include "facetracknoir/global-settings.h"
+
+#include <libevdev-1.0/libevdev/libevdev.h>
+#include <libevdev-1.0/libevdev/libevdev-uinput.h>
+
+class FTNoIR_Protocol : public IProtocol
+{
+public:
+	FTNoIR_Protocol();
+	~FTNoIR_Protocol();
+    bool checkServerInstallationOK() {
+        return dev != NULL;
+    }
+    void sendHeadposeToGame( double *headpose, double *rawheadpose );
+    QString getGameName() {
+        return "Virtual joystick for Linux";
+    }
+private:
+    struct libevdev* dev;
+    struct libevdev_uinput* uidev;
+};
+
+// Widget that has controls for FTNoIR protocol client-settings.
+class LibevdevControls: public QWidget, public IProtocolDialog
+{
+    Q_OBJECT
+public:
+
+    explicit LibevdevControls();
+    virtual ~LibevdevControls();
+    void showEvent ( QShowEvent *) {}
+
+    void Initialize(QWidget *);
+    void registerProtocol(IProtocol *l) {}
+	void unRegisterProtocol() {}
+
+private:
+	Ui::UICVJoyControls ui;
+	void save();
+
+private slots:
+	void doOK();
+	void doCancel();
+};
+
+//*******************************************************************************************************
+// FaceTrackNoIR Protocol DLL. Functions used to get general info on the Protocol
+//*******************************************************************************************************
+class FTNoIR_ProtocolDll : public Metadata
+{
+public:
+	FTNoIR_ProtocolDll();
+	~FTNoIR_ProtocolDll();
+
+    void getFullName(QString *strToBeFilled) { *strToBeFilled = QString("libevdev"); }
+    void getShortName(QString *strToBeFilled) { *strToBeFilled = QString("libevdev"); }
+    void getDescription(QString *strToBeFilled) { *strToBeFilled = QString("libevdev"); }
+
+    void getIcon(QIcon *icon) { *icon = QIcon(":/images/linux.png"); }
+};
diff --git a/ftnoir_protocol_libevdev/ftnoir_protocol_libevdev_dialog.cpp b/ftnoir_protocol_libevdev/ftnoir_protocol_libevdev_dialog.cpp
new file mode 100644
index 00000000..6665a3d2
--- /dev/null
+++ b/ftnoir_protocol_libevdev/ftnoir_protocol_libevdev_dialog.cpp
@@ -0,0 +1,41 @@
+#include "ftnoir_protocol_libevdev.h"
+#include "facetracknoir/global-settings.h"
+
+LibevdevControls::LibevdevControls() : QWidget()
+{
+	ui.setupUi( this );
+	connect(ui.btnOK, SIGNAL(clicked()), this, SLOT(doOK()));
+	connect(ui.btnCancel, SIGNAL(clicked()), this, SLOT(doCancel()));
+}
+
+LibevdevControls::~LibevdevControls() {
+}
+
+//
+// Initialize tracker-client-dialog
+//
+void LibevdevControls::Initialize(QWidget *parent) {
+
+	QPoint offsetpos(100, 100);
+	if (parent) {
+		this->move(parent->pos() + offsetpos);
+	}
+	show();
+}
+
+void LibevdevControls::doOK() {
+	save();
+	this->close();
+}
+
+void LibevdevControls::doCancel() {
+    this->close();
+}
+
+void LibevdevControls::save() {
+}
+
+extern "C" FTNOIR_PROTOCOL_BASE_EXPORT IProtocolDialog* CALLING_CONVENTION GetDialog( )
+{
+    return new LibevdevControls;
+}
diff --git a/ftnoir_protocol_libevdev/ftnoir_protocol_libevdev_dll.cpp b/ftnoir_protocol_libevdev/ftnoir_protocol_libevdev_dll.cpp
new file mode 100644
index 00000000..79a22d5e
--- /dev/null
+++ b/ftnoir_protocol_libevdev/ftnoir_protocol_libevdev_dll.cpp
@@ -0,0 +1,16 @@
+#include "ftnoir_protocol_libevdev.h"
+#include <QDebug>
+#include "facetracknoir/global-settings.h"
+
+FTNoIR_ProtocolDll::FTNoIR_ProtocolDll() {
+}
+
+FTNoIR_ProtocolDll::~FTNoIR_ProtocolDll()
+{
+
+}
+
+extern "C" FTNOIR_PROTOCOL_BASE_EXPORT Metadata* CALLING_CONVENTION GetMetadata()
+{
+    return new FTNoIR_ProtocolDll;
+}
diff --git a/ftnoir_protocol_libevdev/libevdev-protocol.qrc b/ftnoir_protocol_libevdev/libevdev-protocol.qrc
new file mode 100644
index 00000000..70bb415f
--- /dev/null
+++ b/ftnoir_protocol_libevdev/libevdev-protocol.qrc
@@ -0,0 +1,5 @@
+<RCC>
+    <qresource prefix="/">
+        <file>images/linux.png</file>
+    </qresource>
+</RCC>