implement zero shortcut

6 files changed, 130 insertions, 23 deletions

diff --git a/opentrack/keyboard.ui b/opentrack/keyboard.ui
index c3c6019e..903bb20f 100644
--- a/opentrack/keyboard.ui
+++ b/opentrack/keyboard.ui
@@ -6,7 +6,7 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>422</width>
+    <width>461</width>
     <height>174</height>
    </rect>
   </property>
@@ -39,7 +39,49 @@
       <enum>QFrame::Plain</enum>
      </property>
      <layout class="QGridLayout" name="gridLayout">
-      <item row="0" column="4">
+      <item row="3" column="0">
+       <widget class="QLabel" name="textLabel2_6">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Maximum" vsizetype="Fixed">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+        <property name="text">
+         <string>Zero</string>
+        </property>
+        <property name="wordWrap">
+         <bool>false</bool>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="3">
+       <widget class="QCheckBox" name="chkZeroAlt">
+        <property name="maximumSize">
+         <size>
+          <width>50</width>
+          <height>16777215</height>
+         </size>
+        </property>
+        <property name="text">
+         <string>Alt</string>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="2">
+       <widget class="QCheckBox" name="chkZeroCtrl">
+        <property name="maximumSize">
+         <size>
+          <width>50</width>
+          <height>16777215</height>
+         </size>
+        </property>
+        <property name="text">
+         <string>Ctrl</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="5">
        <widget class="QLabel" name="textLabel2_4">
         <property name="sizePolicy">
          <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
@@ -100,6 +142,35 @@
         </property>
        </widget>
       </item>
+      <item row="2" column="3">
+       <widget class="QCheckBox" name="chkToggleAlt">
+        <property name="maximumSize">
+         <size>
+          <width>50</width>
+          <height>16777215</height>
+         </size>
+        </property>
+        <property name="text">
+         <string>Alt</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="5">
+       <widget class="QComboBox" name="cbxToggleKey">
+        <property name="minimumSize">
+         <size>
+          <width>90</width>
+          <height>0</height>
+         </size>
+        </property>
+        <property name="toolTip">
+         <string>Select Number</string>
+        </property>
+        <property name="insertPolicy">
+         <enum>QComboBox::InsertAlphabetically</enum>
+        </property>
+       </widget>
+      </item>
       <item row="1" column="3">
        <widget class="QCheckBox" name="chkCenterAlt">
         <property name="maximumSize">
@@ -113,7 +184,7 @@
         </property>
        </widget>
       </item>
-      <item row="1" column="4">
+      <item row="1" column="5">
        <widget class="QComboBox" name="cbxCenterKey">
         <property name="minimumSize">
          <size>
@@ -171,8 +242,8 @@
         </property>
        </widget>
       </item>
-      <item row="2" column="3">
-       <widget class="QCheckBox" name="chkToggleAlt">
+      <item row="3" column="1">
+       <widget class="QCheckBox" name="chkZeroShift">
         <property name="maximumSize">
          <size>
           <width>50</width>
@@ -180,12 +251,12 @@
          </size>
         </property>
         <property name="text">
-         <string>Alt</string>
+         <string>Shift</string>
         </property>
        </widget>
       </item>
-      <item row="2" column="4">
-       <widget class="QComboBox" name="cbxToggleKey">
+      <item row="3" column="5">
+       <widget class="QComboBox" name="cbxZeroKey">
         <property name="minimumSize">
          <size>
           <width>90</width>
diff --git a/opentrack/shortcuts.cpp b/opentrack/shortcuts.cpp
index 88c6c69d..c9e9ce41 100644
--- a/opentrack/shortcuts.cpp
+++ b/opentrack/shortcuts.cpp
@@ -11,6 +11,7 @@ KeyboardShortcutDialog::KeyboardShortcutDialog()
     for ( int i = 0; i < global_key_sequences.size(); i++) {
         ui.cbxCenterKey->addItem(global_key_sequences.at(i));
         ui.cbxToggleKey->addItem(global_key_sequences.at(i));
+        ui.cbxZeroKey->addItem(global_key_sequences.at(i));
     }
 
     tie_setting(s.center.key_index, ui.cbxCenterKey);
@@ -23,6 +24,11 @@ KeyboardShortcutDialog::KeyboardShortcutDialog()
     tie_setting(s.toggle.shift, ui.chkToggleShift);
     tie_setting(s.toggle.ctrl, ui.chkToggleCtrl);
 
+    tie_setting(s.zero.key_index, ui.cbxZeroKey);
+    tie_setting(s.zero.alt, ui.chkZeroAlt);
+    tie_setting(s.zero.shift, ui.chkZeroShift);
+    tie_setting(s.zero.ctrl, ui.chkZeroCtrl);
+
     tie_setting(s.s_main.tray_enabled, ui.trayp);
 }
 
@@ -40,12 +46,13 @@ void KeyboardShortcutDialog::doCancel() {
 #if defined(_WIN32)
 #include <windows.h>
 
-void KeybindingWorker::set_keys(Key kCenter_, Key kToggle_)
+void KeybindingWorker::set_keys(Key kCenter_, Key kToggle_, Key kZero_)
 {
     QMutexLocker l(&mtx);
 
     kCenter = kCenter_;
     kToggle = kToggle_;
+    kZero = kZero_;
 }
 
 KeybindingWorker::~KeybindingWorker() {
@@ -59,8 +66,8 @@ KeybindingWorker::~KeybindingWorker() {
         din->Release();
 }
 
-KeybindingWorker::KeybindingWorker(Key keyCenter, Key keyToggle, WId handle, Shortcuts& sc) :
-    sc(sc), din(0), dinkeyboard(0), kCenter(keyCenter), kToggle(keyToggle), should_quit(true)
+KeybindingWorker::KeybindingWorker(Key keyCenter, Key keyToggle, Key keyZero, WId handle, Shortcuts& sc) :
+    sc(sc), din(0), dinkeyboard(0), kCenter(keyCenter), kToggle(keyToggle), kZero(keyZero), should_quit(true)
 {
     if (DirectInput8Create(GetModuleHandle(NULL), DIRECTINPUT_VERSION, IID_IDirectInput8, (void**)&din, NULL) != DI_OK) {
         qDebug() << "setup DirectInput8 Creation failed!" << GetLastError();
@@ -139,6 +146,9 @@ void KeybindingWorker::run() {
         if (isKeyPressed(&kToggle, keystate) && kToggle.should_process())
             emit sc.toggle();
 
+        if (isKeyPressed(&kZero, keystate) && kZero.should_process())
+            emit sc.zero();
+
         // keypresses get dropped with high values
         Sleep(15);
     }
@@ -195,17 +205,23 @@ void Shortcuts::reload() {
         keyToggle->setShortcut(QKeySequence::UnknownKey);
         keyToggle->setEnabled(false);
     }
+    if (keyZero)
+    {
+        keyZero->setShortcut(QKeySequence::UnknownKey);
+        keyZero->setEnabled(false);
+    }
 #endif
     bind_keyboard_shortcut(keyCenter, s.center);
     bind_keyboard_shortcut(keyToggle, s.toggle);
+    bind_keyboard_shortcut(keyZero, s.zero);
 #ifdef _WIN32
     bool is_new = keybindingWorker == nullptr;
     if (is_new)
     {
-        keybindingWorker = std::make_shared<KeybindingWorker>(keyCenter, keyToggle, handle, *this);
+        keybindingWorker = std::make_shared<KeybindingWorker>(keyCenter, keyToggle, keyZero, handle, *this);
         keybindingWorker->start();
     }
     else
-        keybindingWorker->set_keys(keyCenter, keyToggle);
+        keybindingWorker->set_keys(keyCenter, keyToggle, keyZero);
 #endif
 }
diff --git a/opentrack/shortcuts.h b/opentrack/shortcuts.h
index 541d7699..7f5f9f1f 100644
--- a/opentrack/shortcuts.h
+++ b/opentrack/shortcuts.h
@@ -69,16 +69,17 @@ private:
     LPDIRECTINPUTDEVICE8 dinkeyboard;
     Key kCenter;
     Key kToggle;
+    Key kZero;
     QMutex mtx;
 public:
     volatile bool should_quit;
     ~KeybindingWorker();
-    KeybindingWorker(Key keyCenter, Key keyToggle, WId handle, Shortcuts& sc);
+    KeybindingWorker(Key keyCenter, Key keyToggle, Key keyZero, WId handle, Shortcuts& sc);
     void run();
-    void set_keys(Key kCenter, Key kToggle);
+    void set_keys(Key kCenter, Key kToggle, Key kZero);
 #else
 public:
-    KeybindingWorker(Key, Key, WId) {}
+    KeybindingWorker(Key, Key, Key, WId) {}
     void run() {}
 #endif
 };
@@ -97,6 +98,7 @@ public:
 
     K keyCenter;
     K keyToggle;
+    K keyZero;
 
     WId handle;
 #ifdef _WIN32
@@ -105,12 +107,13 @@ public:
 
     struct settings {
         pbundle b;
-        key_opts center, toggle;
+        key_opts center, toggle, zero;
         main_settings s_main;
         settings() :
             b(bundle("keyboard-shortcuts")),
             center(b, "center"),
             toggle(b, "toggle"),
+            zero(b, "zero"),
             s_main(bundle("opentrack-ui"))
         {}
     } s;
@@ -123,6 +126,7 @@ private:
 signals:
     void center();
     void toggle();
+    void zero();
 };
 
 class KeyboardShortcutDialog: public QWidget
diff --git a/opentrack/tracker.cpp b/opentrack/tracker.cpp
index be0ecd84..a6433da5 100644
--- a/opentrack/tracker.cpp
+++ b/opentrack/tracker.cpp
@@ -26,6 +26,7 @@ Tracker::Tracker(main_settings& s, Mappings &m, SelectedLibraries &libs) :
     m(m),
     centerp(false),
     enabledp(true),
+    zero_(false),
     should_quit(false),
     libs(libs),
     r_b(dmat<3,3>::eye()),
@@ -127,12 +128,26 @@ void Tracker::logic()
         m(5).opts.invert,
     };
     
+    static constexpr double pi = 3.141592653;
+    static constexpr double r2d = 180. / pi;
+    
     Pose value, raw;
     
-    for (int i = 0; i < 6; i++)
+    if (!zero_)
+        for (int i = 0; i < 6; i++)
+        {
+            value(i) = newpose[i];
+            raw(i) = newpose[i];
+        }
+    else
     {
-        value(i) = newpose[i];
-        raw(i) = newpose[i];
+        auto mat = rmat_to_euler(r_b);
+        
+        for (int i = 0; i < 3; i++)
+        {
+            raw(i+3) = value(i+3) = mat(i, 0) * r2d;
+            raw(i) = value(i) = t_b[i];
+        }
     }
     
     if (centerp)
@@ -149,9 +164,6 @@ void Tracker::logic()
         const dmat<3, 1> euler = rmat_to_euler(m_);
         for (int i = 0; i < 3; i++)
         {
-            static constexpr double pi = 3.141592653;
-            static constexpr double r2d = 180. / pi;
-            
             value(i) -= t_b[i];
             value(i+3) = euler(i, 0) * r2d;
         }
diff --git a/opentrack/tracker.h b/opentrack/tracker.h
index 84202635..bf0047b4 100644
--- a/opentrack/tracker.h
+++ b/opentrack/tracker.h
@@ -29,6 +29,7 @@ private:
     double newpose[6];
     std::atomic<bool> centerp;
     std::atomic<bool> enabledp;
+    std::atomic<bool> zero_;
     std::atomic<bool> should_quit;
     SelectedLibraries const& libs;
 
@@ -48,4 +49,5 @@ public:
     void start() { QThread::start(); }
     void toggle_enabled() { enabledp.store(!enabledp.load()); }
     void center() { centerp.store(!centerp.load()); }
+    void zero() { zero_.store(!zero_.load()); }
 };
diff --git a/opentrack/work.hpp b/opentrack/work.hpp
index 9a9889a7..b93c71b6 100644
--- a/opentrack/work.hpp
+++ b/opentrack/work.hpp
@@ -26,9 +26,11 @@ struct Work
 #ifndef _WIN32
         QObject::connect(sc->keyCenter.get(), SIGNAL(activated()), recv, SLOT(shortcutRecentered()));
         QObject::connect(sc->keyToggle.get(), SIGNAL(activated()), recv, SLOT(shortcutToggled()));
+        QObject::connect(sc->keyZero.get(), SIGNAL(activated()), recv, SLOT(shortcutZeroed()));
 #else
         QObject::connect(sc.get(), SIGNAL(center()), recv, SLOT(shortcutRecentered()));
         QObject::connect(sc.get(), SIGNAL(toggle()), recv, SLOT(shortcutToggled()));
+        QObject::connect(sc.get(), SIGNAL(zero()), recv, SLOT(shortcutZeroed()));
 #endif
         tracker->start();
     }