Added Oculus VR Plugin

BuildTools/build_output.xml

@@ -88,7 +88,8 @@
                       $(Lib)\FreeTrack\*.dll;
                       $(Lib)\Zeiss\*.dll;
                       $(Lib)\YEI3-Space\*.dll;
-                      $(Lib)\IO\Binaries\Release-DllMultiThreadRuntime\*.dll">
+                      $(Lib)\IO\Binaries\Release-DllMultiThreadRuntime\*.dll;
+                      $(Lib)\OculusVR\Binaries\*.dll">
       </DependecieFiles>
     </ItemGroup>
     <Copy SourceFiles="@(DependecieFiles)" DestinationFiles="@(DependecieFiles -> '$(BuildDir)\%(Filename)%(Extension)')"/>

FreePIE.Core.Plugins/FreePIE.Core.Plugins.csproj

@@ -71,6 +71,9 @@
     <Compile Include="MemoryMapping\WorkerProcess.cs" />
     <Compile Include="MouseKeyIO.cs" />
     <Compile Include="MousePlugin.cs" />
+    <Compile Include="OculusPlugin.cs" />
+    <Compile Include="OculusVR\Api.cs" />
+    <Compile Include="OculusVR\OVR3DOF.cs" />
     <Compile Include="Plugin.cs" />
     <Compile Include="PPJoyPlugin.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />

FreePIE.Core.Plugins/OculusPlugin.cs

@@ -0,0 +1,67 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using FreePIE.Core.Contracts;
+using FreePIE.Core.Plugins.OculusVR;
+
+namespace FreePIE.Core.Plugins
+{
+    [GlobalType(Type = typeof(OculusGlobal))]
+    public class OculusPlugin : Plugin
+    {
+        public override object CreateGlobal()
+        {
+            return new OculusGlobal(this);
+        }
+
+        public override string FriendlyName
+        {
+            get { return "Oculus VR"; }
+        }
+
+        public override Action Start()
+        {
+            if (!Api.Init())
+                throw new Exception("Oculus VR SDK failed to init");
+
+            return null;
+        }
+
+        public override void Stop()
+        {
+            Api.Dispose();
+        }
+
+        public override void DoBeforeNextExecute()
+        {
+            Data = Api.Read();
+            OnUpdate();
+        }
+
+        public void ReCenter()
+        {
+            Api.ReCenter();
+        }
+
+        public OculusVr3Dof Data
+        {
+            get; private set;
+        }
+    }
+
+    [Global(Name = "oculusVR")]
+    public class OculusGlobal : UpdateblePluginGlobal<OculusPlugin>
+    {
+        public OculusGlobal(OculusPlugin plugin) : base(plugin){}
+
+        public float yaw { get { return plugin.Data.Yaw; } }
+        public float pitch { get { return plugin.Data.Pitch; } }
+        public float roll { get { return plugin.Data.Roll; } }
+
+        public void ReCenter()
+        {
+            plugin.ReCenter();
+        }
+    }
+}

FreePIE.Core.Plugins/OculusVR/Api.cs

@@ -0,0 +1,42 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace FreePIE.Core.Plugins.OculusVR
+{
+    public static class Api
+    {
+        [DllImport("OVRFreePIE.dll")]
+        private extern static int ovr_freepie_init();
+        [DllImport("OVRFreePIE.dll", CallingConvention = CallingConvention.Cdecl)]
+        private extern static int ovr_freepie_read(out OculusVr3Dof output);
+        [DllImport("OVRFreePIE.dll")]
+        private extern static int ovr_freepie_destroy();
+        [DllImport("OVRFreePIE.dll")]
+        private extern static int ovr_freepie_reset_orientation();
+
+        public static bool Init()
+        {
+            return ovr_freepie_init() == 0;
+        }
+
+        public static OculusVr3Dof Read()
+        {
+            OculusVr3Dof output;
+            ovr_freepie_read(out output);
+            return output;
+        }
+
+        public static bool Dispose()
+        {
+            return ovr_freepie_destroy() == 0;
+        }
+
+        public static bool ReCenter()
+        {
+            return ovr_freepie_reset_orientation() == 0;
+        }
+    }
+}

FreePIE.Core.Plugins/OculusVR/OVR3DOF.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace FreePIE.Core.Plugins.OculusVR
+{
+    [StructLayout(LayoutKind.Sequential)]
+    public struct OculusVr3Dof
+    {
+        public float Yaw;
+        public float Pitch;
+        public float Roll;
+    }
+}

FreePIE.GUI/FreePIE.GUI.csproj

@@ -386,6 +386,7 @@ copy "$(SolutionDir)\Lib\FreeTrack\*.dll" "$(TargetDir)"
 copy "$(SolutionDir)\Lib\Zeiss\*.dll" "$(TargetDir)"
 copy "$(SolutionDir)\Lib\YEI3-Space\*.dll" "$(TargetDir)"
 copy "$(SolutionDir)\Lib\IO\Binaries\Release-DllMultiThreadRuntime\*.dll" "$(TargetDir)"
+copy "$(SolutionDir)\Lib\OculusVR\Binaries\*.dll" "$(TargetDir)"
 </PostBuildEvent>
   </PropertyGroup>
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it.