Hololens port

2025-08-03 12:40:06 +01:00 · 2019-06-22 00:05:35 +02:00 · 2019-06-22 00:05:35 +02:00 · acde7e04cb
commit acde7e04cb
parent 5beac079f6
27 changed files with 1501 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@ -44,3 +44,42 @@ capture_webrender/

 /unminified-js

+# Hololens artifacts
+
+support/hololens/x64/
+support/hololens/ARM/
+support/hololens/Generated\ Files
+
+# Ignore thumbnails created by Windows
+support/hololens/Thumbs.db
+
+# Ignore files built by Visual Studio
+support/hololens/*.obj
+support/hololens/*.exe
+support/hololens/*.pdb
+support/hololens/*.user
+support/hololens/*.aps
+support/hololens/*.pch
+support/hololens/*.vspscc
+support/hololens/*_i.c
+support/hololens/*_p.c
+support/hololens/*.ncb
+support/hololens/*.suo
+support/hololens/*.tlb
+support/hololens/*.tlh
+support/hololens/*.bak
+support/hololens/*.cache
+support/hololens/*.ilk
+support/hololens/*.log
+support/hololens/[Bb]in
+support/hololens/[Dd]ebug*/
+support/hololens/*.lib
+support/hololens/*.sbr
+support/hololens/obj/
+support/hololens/[Rr]elease*/
+support/hololens/_ReSharper*/
+support/hololens/[Tt]est[Rr]esult*
+support/hololens/.vs/
+
+# Nuget packages folder
+support/hololens/packages/
--- a/support/hololens/App.xaml
+++ b/support/hololens/App.xaml
@ -0,0 +1,7 @@
+<Application
+    x:Class="hlservo.App"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:hlservo">
+
+</Application>
--- a/support/hololens/App.xaml.cpp
+++ b/support/hololens/App.xaml.cpp
@ -0,0 +1,29 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+#include "pch.h"
+#include "App.xaml.h"
+
+using namespace hlservo;
+
+App::App()
+{
+    InitializeComponent();
+}
+
+void App::OnLaunched(Windows::ApplicationModel::Activation::LaunchActivatedEventArgs ^ e)
+{
+#if _DEBUG
+    if (IsDebuggerPresent()) {
+        DebugSettings->EnableFrameRateCounter = true;
+    }
+#endif
+
+    if (mPage == nullptr) {
+        mPage = ref new OpenGLESPage(&mOpenGLES);
+    }
+
+    Windows::UI::Xaml::Window::Current->Content = mPage;
+    Windows::UI::Xaml::Window::Current->Activate();
+}
--- a/support/hololens/App.xaml.h
+++ b/support/hololens/App.xaml.h
@ -0,0 +1,21 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+#pragma once
+
+#include "OpenGLES.h"
+#include "app.g.h"
+#include "openglespage.xaml.h"
+
+namespace hlservo {
+ref class App sealed {
+public:
+    App();
+    virtual void OnLaunched(Windows::ApplicationModel::Activation::LaunchActivatedEventArgs ^ e) override;
+
+private:
+    OpenGLESPage ^ mPage;
+    OpenGLES mOpenGLES;
+};
+}
--- a/support/hololens/Assets/LockScreenLogo.scale-200.png
+++ b/support/hololens/Assets/LockScreenLogo.scale-200.png
--- a/support/hololens/Assets/SplashScreen.scale-200.png
+++ b/support/hololens/Assets/SplashScreen.scale-200.png
--- a/support/hololens/Assets/Square150x150Logo.scale-200.png
+++ b/support/hololens/Assets/Square150x150Logo.scale-200.png
--- a/support/hololens/Assets/Square44x44Logo.scale-200.png
+++ b/support/hololens/Assets/Square44x44Logo.scale-200.png
--- a/support/hololens/Assets/Square44x44Logo.targetsize-24_altform-unplated.png
+++ b/support/hololens/Assets/Square44x44Logo.targetsize-24_altform-unplated.png
--- a/support/hololens/Assets/StoreLogo.png
+++ b/support/hololens/Assets/StoreLogo.png
--- a/support/hololens/Assets/Wide310x150Logo.scale-200.png
+++ b/support/hololens/Assets/Wide310x150Logo.scale-200.png
--- a/support/hololens/OpenGLES.cpp
+++ b/support/hololens/OpenGLES.cpp
@ -0,0 +1,232 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+#include "pch.h"
+#include "OpenGLES.h"
+
+using namespace Platform;
+using namespace Windows::UI::Xaml::Controls;
+using namespace Windows::Foundation;
+using namespace Windows::Foundation::Collections;
+
+OpenGLES::OpenGLES()
+    : mEglConfig(nullptr)
+    , mEglDisplay(EGL_NO_DISPLAY)
+    , mEglContext(EGL_NO_CONTEXT)
+{
+    Initialize();
+}
+
+OpenGLES::~OpenGLES()
+{
+    Cleanup();
+}
+
+void OpenGLES::Initialize()
+{
+    const EGLint configAttributes[] = {
+        EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
+        EGL_RED_SIZE, 8,
+        EGL_GREEN_SIZE, 8,
+        EGL_BLUE_SIZE, 8,
+        EGL_ALPHA_SIZE, 8,
+        EGL_DEPTH_SIZE, 24,
+        EGL_STENCIL_SIZE, 8,
+        EGL_NONE
+    };
+
+    const EGLint contextAttributes[] = {
+        EGL_CONTEXT_CLIENT_VERSION, 3,
+        EGL_NONE
+    };
+
+    // Based on Angle MS template.
+
+    const EGLint defaultDisplayAttributes[] = {
+        // These are the default display attributes, used to request ANGLE's D3D11 renderer.
+        // eglInitialize will only succeed with these attributes if the hardware supports D3D11 Feature Level 10_0+.
+        EGL_PLATFORM_ANGLE_TYPE_ANGLE,
+        EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE,
+
+        // EGL_ANGLE_DISPLAY_ALLOW_RENDER_TO_BACK_BUFFER is an optimization that can have large performance benefits on
+        // mobile devices. Its syntax is subject to change, though. Please update your Visual Studio templates if you
+        // experience compilation issues with it.
+        EGL_ANGLE_DISPLAY_ALLOW_RENDER_TO_BACK_BUFFER,
+        EGL_TRUE,
+
+        // EGL_PLATFORM_ANGLE_ENABLE_AUTOMATIC_TRIM_ANGLE is an option that enables ANGLE to automatically call
+        // the IDXGIDevice3::Trim method on behalf of the application when it gets suspended.
+        // Calling IDXGIDevice3::Trim when an application is suspended is a Windows Store application certification
+        // requirement.
+        EGL_PLATFORM_ANGLE_ENABLE_AUTOMATIC_TRIM_ANGLE,
+        EGL_TRUE,
+        EGL_NONE,
+    };
+
+    const EGLint fl9_3DisplayAttributes[] = {
+        // These can be used to request ANGLE's D3D11 renderer, with D3D11 Feature Level 9_3.
+        // These attributes are used if the call to eglInitialize fails with the default display attributes.
+        EGL_PLATFORM_ANGLE_TYPE_ANGLE,
+        EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE,
+        EGL_PLATFORM_ANGLE_MAX_VERSION_MAJOR_ANGLE,
+        9,
+        EGL_PLATFORM_ANGLE_MAX_VERSION_MINOR_ANGLE,
+        3,
+        EGL_ANGLE_DISPLAY_ALLOW_RENDER_TO_BACK_BUFFER,
+        EGL_TRUE,
+        EGL_PLATFORM_ANGLE_ENABLE_AUTOMATIC_TRIM_ANGLE,
+        EGL_TRUE,
+        EGL_NONE,
+    };
+
+    const EGLint warpDisplayAttributes[] = {
+        // These attributes can be used to request D3D11 WARP.
+        // They are used if eglInitialize fails with both the default display attributes and the 9_3 display attributes.
+        EGL_PLATFORM_ANGLE_TYPE_ANGLE,
+        EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE,
+        EGL_PLATFORM_ANGLE_DEVICE_TYPE_ANGLE,
+        EGL_PLATFORM_ANGLE_DEVICE_TYPE_WARP_ANGLE,
+        EGL_ANGLE_DISPLAY_ALLOW_RENDER_TO_BACK_BUFFER,
+        EGL_TRUE,
+        EGL_PLATFORM_ANGLE_ENABLE_AUTOMATIC_TRIM_ANGLE,
+        EGL_TRUE,
+        EGL_NONE,
+    };
+
+    EGLConfig config = NULL;
+
+    // eglGetPlatformDisplayEXT is an alternative to eglGetDisplay.
+    // It allows us to pass in display attributes, used to configure D3D11.
+    PFNEGLGETPLATFORMDISPLAYEXTPROC eglGetPlatformDisplayEXT =
+      reinterpret_cast<PFNEGLGETPLATFORMDISPLAYEXTPROC>(eglGetProcAddress("eglGetPlatformDisplayEXT"));
+    if (!eglGetPlatformDisplayEXT) {
+        throw Exception::CreateException(E_FAIL, L"Failed to get function eglGetPlatformDisplayEXT");
+    }
+
+    //
+    // To initialize the display, we make three sets of calls to eglGetPlatformDisplayEXT and eglInitialize,
+    // with varying parameters passed to eglGetPlatformDisplayEXT:
+    // 1) The first calls uses "defaultDisplayAttributes" as a parameter. This corresponds to D3D11 Feature Level 10_0+.
+    // 2) If eglInitialize fails for step 1 (e.g. because 10_0+ isn't supported by the default GPU), then we try again
+    //    using "fl9_3DisplayAttributes". This corresponds to D3D11 Feature Level 9_3.
+    // 3) If eglInitialize fails for step 2 (e.g. because 9_3+ isn't supported by the default GPU), then we try again
+    //    using "warpDisplayAttributes".  This corresponds to D3D11 Feature Level 11_0 on WARP, a D3D11 software
+    //    rasterizer.
+    //
+
+    // This tries to initialize EGL to D3D11 Feature Level 10_0+. See above comment for details.
+    mEglDisplay = eglGetPlatformDisplayEXT(EGL_PLATFORM_ANGLE_ANGLE, EGL_DEFAULT_DISPLAY, defaultDisplayAttributes);
+    if (mEglDisplay == EGL_NO_DISPLAY) {
+        throw Exception::CreateException(E_FAIL, L"Failed to get EGL display");
+    }
+
+    if (eglInitialize(mEglDisplay, NULL, NULL) == EGL_FALSE) {
+        // This tries to initialize EGL to D3D11 Feature Level 9_3, if 10_0+ is unavailable (e.g. on some mobile
+        // devices).
+        mEglDisplay = eglGetPlatformDisplayEXT(EGL_PLATFORM_ANGLE_ANGLE, EGL_DEFAULT_DISPLAY, fl9_3DisplayAttributes);
+        if (mEglDisplay == EGL_NO_DISPLAY) {
+            throw Exception::CreateException(E_FAIL, L"Failed to get EGL display");
+        }
+
+        if (eglInitialize(mEglDisplay, NULL, NULL) == EGL_FALSE) {
+            // This initializes EGL to D3D11 Feature Level 11_0 on WARP, if 9_3+ is unavailable on the default GPU.
+            mEglDisplay = eglGetPlatformDisplayEXT(EGL_PLATFORM_ANGLE_ANGLE, EGL_DEFAULT_DISPLAY,
+                warpDisplayAttributes);
+            if (mEglDisplay == EGL_NO_DISPLAY) {
+                throw Exception::CreateException(E_FAIL, L"Failed to get EGL display");
+            }
+
+            if (eglInitialize(mEglDisplay, NULL, NULL) == EGL_FALSE) {
+                // If all of the calls to eglInitialize returned EGL_FALSE then an error has occurred.
+                throw Exception::CreateException(E_FAIL, L"Failed to initialize EGL");
+            }
+        }
+    }
+
+    EGLint numConfigs = 0;
+    if ((eglChooseConfig(mEglDisplay, configAttributes, &mEglConfig, 1, &numConfigs) == EGL_FALSE) ||
+        (numConfigs == 0)) {
+        throw Exception::CreateException(E_FAIL, L"Failed to choose first EGLConfig");
+    }
+
+    mEglContext = eglCreateContext(mEglDisplay, mEglConfig, EGL_NO_CONTEXT, contextAttributes);
+    if (mEglContext == EGL_NO_CONTEXT) {
+        throw Exception::CreateException(E_FAIL, L"Failed to create EGL context");
+    }
+}
+
+void OpenGLES::Cleanup()
+{
+    if (mEglDisplay != EGL_NO_DISPLAY && mEglContext != EGL_NO_CONTEXT) {
+        eglDestroyContext(mEglDisplay, mEglContext);
+        mEglContext = EGL_NO_CONTEXT;
+    }
+
+    if (mEglDisplay != EGL_NO_DISPLAY) {
+        eglTerminate(mEglDisplay);
+        mEglDisplay = EGL_NO_DISPLAY;
+    }
+}
+
+void OpenGLES::Reset()
+{
+    Cleanup();
+    Initialize();
+}
+
+EGLSurface OpenGLES::CreateSurface(SwapChainPanel ^ panel)
+{
+    if (!panel) {
+        throw Exception::CreateException(E_INVALIDARG, L"SwapChainPanel parameter is invalid");
+    }
+
+    EGLSurface surface = EGL_NO_SURFACE;
+
+    const EGLint surfaceAttributes[] = {
+        EGL_ANGLE_SURFACE_RENDER_TO_BACK_BUFFER, EGL_TRUE,
+        EGL_NONE
+    };
+
+    PropertySet ^ surfaceCreationProperties = ref new PropertySet();
+    surfaceCreationProperties->Insert(ref new String(EGLNativeWindowTypeProperty), panel);
+
+    // How to set size and or scale:
+    // surfaceCreationProperties->Insert(ref new String(EGLRenderSurfaceSizeProperty),
+    //  PropertyValue::CreateSize(*renderSurfaceSize));
+    // surfaceCreationProperties->Insert(ref new String(EGLRenderResolutionScaleProperty),
+    //  PropertyValue::CreateSingle(*resolutionScale));
+
+    surface = eglCreateWindowSurface(mEglDisplay, mEglConfig,
+        reinterpret_cast<IInspectable*>(surfaceCreationProperties), surfaceAttributes);
+    if (surface == EGL_NO_SURFACE) {
+        throw Exception::CreateException(E_FAIL, L"Failed to create EGL surface");
+    }
+
+    return surface;
+}
+
+void OpenGLES::GetSurfaceDimensions(const EGLSurface surface, EGLint* width, EGLint* height)
+{
+    eglQuerySurface(mEglDisplay, surface, EGL_WIDTH, width);
+    eglQuerySurface(mEglDisplay, surface, EGL_HEIGHT, height);
+}
+
+void OpenGLES::DestroySurface(const EGLSurface surface)
+{
+    if (mEglDisplay != EGL_NO_DISPLAY && surface != EGL_NO_SURFACE) {
+        eglDestroySurface(mEglDisplay, surface);
+    }
+}
+
+void OpenGLES::MakeCurrent(const EGLSurface surface)
+{
+    if (eglMakeCurrent(mEglDisplay, surface, surface, mEglContext) == EGL_FALSE) {
+        throw Exception::CreateException(E_FAIL, L"Failed to make EGLSurface current");
+    }
+}
+
+EGLBoolean OpenGLES::SwapBuffers(const EGLSurface surface)
+{
+    return (eglSwapBuffers(mEglDisplay, surface));
+}
--- a/support/hololens/OpenGLES.h
+++ b/support/hololens/OpenGLES.h
@ -0,0 +1,27 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+#pragma once
+
+class OpenGLES {
+public:
+    OpenGLES();
+    ~OpenGLES();
+
+    EGLSurface CreateSurface(Windows::UI::Xaml::Controls::SwapChainPanel ^ panel);
+    void GetSurfaceDimensions(const EGLSurface surface, EGLint* width, EGLint* height);
+    void DestroySurface(const EGLSurface surface);
+    void MakeCurrent(const EGLSurface surface);
+    EGLBoolean SwapBuffers(const EGLSurface surface);
+    void Reset();
+
+private:
+    void Initialize();
+    void Cleanup();
+
+private:
+    EGLDisplay mEglDisplay;
+    EGLContext mEglContext;
+    EGLConfig mEglConfig;
+};
--- a/support/hololens/OpenGLESPage.xaml
+++ b/support/hololens/OpenGLESPage.xaml
@ -0,0 +1,13 @@
+<Page
+    x:Class="hlservo.OpenGLESPage"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:hlservo"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d">
+
+  <SwapChainPanel x:Name="swapChainPanel">
+    <TextBlock Text="OpenGL ES and XAML" Foreground="White" HorizontalAlignment="Center" VerticalAlignment="Center" FontSize="30" />
+  </SwapChainPanel>
+</Page>
--- a/support/hololens/OpenGLESPage.xaml.cpp
+++ b/support/hololens/OpenGLESPage.xaml.cpp
@ -0,0 +1,154 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+#include "pch.h"
+#include "OpenGLESPage.xaml.h"
+#include "Servo.h"
+
+using namespace hlservo;
+using namespace Platform;
+using namespace Concurrency;
+using namespace Windows::Foundation;
+
+static char sWakeupEvent[] = "SIGNAL_WAKEUP";
+
+OpenGLESPage::OpenGLESPage()
+    : OpenGLESPage(nullptr)
+{
+}
+
+OpenGLESPage::OpenGLESPage(OpenGLES* openGLES)
+    : mOpenGLES(openGLES)
+    , mRenderSurface(EGL_NO_SURFACE)
+{
+    InitializeComponent();
+    Windows::UI::Core::CoreWindow ^ window = Windows::UI::Xaml::Window::Current->CoreWindow;
+    window->VisibilityChanged += ref new Windows::Foundation::TypedEventHandler<Windows::UI::Core::CoreWindow ^,
+      Windows::UI::Core::VisibilityChangedEventArgs ^>(this, &OpenGLESPage::OnVisibilityChanged);
+    this->Loaded += ref new Windows::UI::Xaml::RoutedEventHandler(this, &OpenGLESPage::OnPageLoaded);
+}
+
+OpenGLESPage::~OpenGLESPage()
+{
+    StopRenderLoop();
+    DestroyRenderSurface();
+}
+
+void OpenGLESPage::OnPageLoaded(Platform::Object ^ sender, Windows::UI::Xaml::RoutedEventArgs ^ e)
+{
+    CreateRenderSurface();
+    StartRenderLoop();
+}
+
+void OpenGLESPage::OnVisibilityChanged(Windows::UI::Core::CoreWindow ^ sender,
+    Windows::UI::Core::VisibilityChangedEventArgs ^ args)
+{
+    if (args->Visible && mRenderSurface != EGL_NO_SURFACE) {
+        StartRenderLoop();
+    } else {
+        StopRenderLoop();
+    }
+}
+
+void OpenGLESPage::CreateRenderSurface()
+{
+    if (mOpenGLES && mRenderSurface == EGL_NO_SURFACE) {
+        mRenderSurface = mOpenGLES->CreateSurface(swapChainPanel);
+    }
+}
+
+void OpenGLESPage::DestroyRenderSurface()
+{
+    if (mOpenGLES) {
+        mOpenGLES->DestroySurface(mRenderSurface);
+    }
+    mRenderSurface = EGL_NO_SURFACE;
+}
+
+void OpenGLESPage::RecoverFromLostDevice()
+{
+    StopRenderLoop();
+    {
+        critical_section::scoped_lock lock(mRenderSurfaceCriticalSection);
+
+        DestroyRenderSurface();
+        mOpenGLES->Reset();
+        CreateRenderSurface();
+    }
+    StartRenderLoop();
+}
+
+void OpenGLESPage::StartRenderLoop()
+{
+    if (mRenderLoopWorker != nullptr && mRenderLoopWorker->Status == Windows::Foundation::AsyncStatus::Started) {
+        return;
+    }
+
+    auto loop = [this](Windows::Foundation::IAsyncAction ^ action) {
+      critical_section::scoped_lock lock(mRenderSurfaceCriticalSection);
+
+      HANDLE hEvent = ::CreateEventA(nullptr, FALSE, FALSE, sWakeupEvent);
+
+      // Called by Servo
+      Servo::sMakeCurrent = [this]() {
+        /* EGLint panelWidth = 0; */
+        /* EGLint panelHeight = 0; */
+        /* mOpenGLES->GetSurfaceDimensions(mRenderSurface, &panelWidth, &panelHeight); */
+        /* glViewport(0, 0, panelWidth, panelHeight); */
+        /* mServo->SetSize(panelWidth, panelHeight); */
+        mOpenGLES->MakeCurrent(mRenderSurface);
+      };
+
+      // Called by Servo
+      Servo::sFlush = [this]() {
+        if (mOpenGLES->SwapBuffers(mRenderSurface) != GL_TRUE) {
+          // The call to eglSwapBuffers might not be successful (i.e. due to Device Lost)
+          // If the call fails, then we must reinitialize EGL and the GL resources.
+          swapChainPanel->Dispatcher->RunAsync(Windows::UI::Core::CoreDispatcherPriority::High,
+              ref new Windows::UI::Core::DispatchedHandler([=]() {
+                RecoverFromLostDevice();
+          }, CallbackContext::Any));
+        }
+      };
+
+      mOpenGLES->MakeCurrent(mRenderSurface);
+
+      EGLint panelWidth = 0;
+      EGLint panelHeight = 0;
+      mOpenGLES->GetSurfaceDimensions(mRenderSurface, &panelWidth, &panelHeight);
+      glViewport(0, 0, panelWidth, panelHeight);
+      mServo = new Servo(panelWidth, panelHeight);
+
+      while (action->Status == Windows::Foundation::AsyncStatus::Started) {
+        // Block until Servo::sWakeUp is called.
+        // Or run full speed if animating (see on_animating_changed),
+        // it will endup blocking on SwapBuffers to limit rendering to 60FPS
+        if (!Servo::sAnimating) {
+           ::WaitForSingleObject(hEvent, INFINITE);
+        }
+        mServo->PerformUpdates();
+      }
+    };
+
+    auto workItemHandler = ref new Windows::System::Threading::WorkItemHandler(loop);
+
+    // Run Servo task in a high priority background thread.
+    mRenderLoopWorker = Windows::System::Threading::ThreadPool::RunAsync(
+      workItemHandler,
+      Windows::System::Threading::WorkItemPriority::High,
+      Windows::System::Threading::WorkItemOptions::TimeSliced);
+
+    Servo::sWakeUp = []() {
+      HANDLE hEvent = ::OpenEventA(EVENT_ALL_ACCESS, FALSE, sWakeupEvent);
+      ::SetEvent(hEvent);
+    };
+}
+
+void OpenGLESPage::StopRenderLoop()
+{
+    if (mRenderLoopWorker) {
+        mRenderLoopWorker->Cancel();
+        mRenderLoopWorker = nullptr;
+    }
+}
--- a/support/hololens/OpenGLESPage.xaml.h
+++ b/support/hololens/OpenGLESPage.xaml.h
@ -0,0 +1,37 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+#pragma once
+
+#include "OpenGLES.h"
+#include "OpenGLESPage.g.h"
+#include "Servo.h"
+
+namespace hlservo {
+public
+ref class OpenGLESPage sealed {
+public:
+    OpenGLESPage();
+    virtual ~OpenGLESPage();
+
+    internal : OpenGLESPage(OpenGLES* openGLES);
+
+private:
+    void OnPageLoaded(Platform::Object ^ sender, Windows::UI::Xaml::RoutedEventArgs ^ e);
+    void OnVisibilityChanged(Windows::UI::Core::CoreWindow ^ sender,
+        Windows::UI::Core::VisibilityChangedEventArgs ^ args);
+    void CreateRenderSurface();
+    void DestroyRenderSurface();
+    void RecoverFromLostDevice();
+    void StartRenderLoop();
+    void StopRenderLoop();
+
+    OpenGLES* mOpenGLES;
+
+    EGLSurface mRenderSurface;
+    Concurrency::critical_section mRenderSurfaceCriticalSection;
+    Windows::Foundation::IAsyncAction ^ mRenderLoopWorker;
+    Servo* mServo;
+};
+}
--- a/support/hololens/Package.appxmanifest
+++ b/support/hololens/Package.appxmanifest
@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<Package
+  xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
+  xmlns:mp="http://schemas.microsoft.com/appx/2014/phone/manifest"
+  xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
+  IgnorableNamespaces="uap mp">
+
+  <Identity Publisher="CN=allizom" Version="1.0.23.0"  Name="ServoApp"/>
+
+  <mp:PhoneIdentity PhoneProductId="763af792-8716-4528-af46-5e364a20e6aa" PhonePublisherId="00000000-0000-0000-0000-000000000000"/>
+
+  <Properties>
+    <DisplayName>Servo</DisplayName>
+    <PublisherDisplayName>Allizom</PublisherDisplayName>
+    <Logo>Assets\StoreLogo.png</Logo>
+  </Properties>
+
+  <Dependencies>
+    <TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.0.0" MaxVersionTested="10.0.0.0" />
+  </Dependencies>
+
+  <Resources>
+    <Resource Language="x-generate"/>
+  </Resources>
+
+  <Applications>
+    <Application Id="App"
+      Executable="$targetnametoken$.exe"
+      EntryPoint="hlservo.App">
+      <uap:VisualElements
+        DisplayName="hlservo"
+        Square150x150Logo="Assets\Square150x150Logo.png"
+        Square44x44Logo="Assets\Square44x44Logo.png"
+        Description="hlservo"
+        BackgroundColor="transparent">
+        <uap:DefaultTile Wide310x150Logo="Assets\Wide310x150Logo.png"/>
+        <uap:SplashScreen Image="Assets\SplashScreen.png" />
+      </uap:VisualElements>
+    </Application>
+  </Applications>
+
+  <Capabilities>
+    <Capability Name="internetClient" />
+  </Capabilities>
+</Package>
--- a/support/hololens/ProjectDefaultFilters.vcxproj.filters
+++ b/support/hololens/ProjectDefaultFilters.vcxproj.filters
@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="Assets">
+      <UniqueIdentifier>d64db011-1240-48ad-a857-7af0ffd781dc</UniqueIdentifier>
+      <Extensions>bmp;fbx;gif;jpg;jpeg;tga;tiff;tif;png</Extensions>
+    </Filter>
+    <Filter Include="Binaries">
+      <Extensions>dll;</Extensions>
+    </Filter>
+    <Image Include="Assets\LockScreenLogo.scale-200.png">
+      <Filter>Assets</Filter>
+    </Image>
+    <Image Include="Assets\SplashScreen.scale-200.png">
+      <Filter>Assets</Filter>
+    </Image>
+    <Image Include="Assets\Square150x150Logo.scale-200.png">
+      <Filter>Assets</Filter>
+    </Image>
+    <Image Include="Assets\Square44x44Logo.scale-200.png">
+      <Filter>Assets</Filter>
+    </Image>
+    <Image Include="Assets\Square44x44Logo.targetsize-24_altform-unplated.png">
+      <Filter>Assets</Filter>
+    </Image>
+    <Image Include="Assets\Wide310x150Logo.scale-200.png">
+      <Filter>Assets</Filter>
+    </Image>
+  </ItemGroup>
+</Project>
--- a/support/hololens/Servo.cpp
+++ b/support/hololens/Servo.cpp
@ -0,0 +1,83 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+#include "pch.h"
+#include "Servo.h"
+
+extern "C" {
+#include <simpleservo.h>
+}
+
+using namespace hlservo;
+
+void on_load_started() {}
+void on_load_ended() {}
+void on_title_changed(const char* title) {}
+void on_url_changed(const char* url) {}
+void on_history_changed(bool back, bool fwd) {}
+void on_shutdown_complete() {}
+
+std::function<void()> Servo::sFlush = [](){};
+std::function<void()> Servo::sMakeCurrent = [](){};
+std::function<void()> Servo::sWakeUp = [](){};
+bool Servo::sAnimating = false;
+
+void flush() {
+  Servo::sFlush();
+}
+
+void make_current() {
+  Servo::sMakeCurrent();
+}
+
+void wakeup() {
+  Servo::sWakeUp();
+}
+
+void on_animating_changed(bool aAnimating) {
+  Servo::sAnimating = aAnimating;
+}
+
+Servo::Servo(GLsizei width, GLsizei height)
+  : mAnimating(false)
+  , mWindowHeight(height)
+  , mWindowWidth(width) {
+
+  CInitOptions o;
+  o.args = NULL;
+  o.url = "http://example.com";
+  o.width = mWindowWidth;
+  o.height = mWindowHeight;
+  o.density = 1.0;
+  o.enable_subpixel_text_antialiasing = false;
+
+  CHostCallbacks c;
+  c.flush = &flush;
+  c.make_current = &make_current;
+  c.on_load_started = &on_load_started;
+  c.on_load_ended = &on_load_ended;
+  c.on_title_changed = &on_title_changed;
+  c.on_url_changed = &on_url_changed;
+  c.on_history_changed = &on_history_changed;
+  c.on_animating_changed = &on_animating_changed;
+  c.on_shutdown_complete = &on_shutdown_complete;
+
+  init_with_egl(o, &wakeup, c);
+}
+
+Servo::~Servo() {
+  deinit();
+}
+
+void Servo::PerformUpdates() {
+  perform_updates();
+}
+
+void Servo::SetSize(GLsizei width, GLsizei height) {
+  if (width != mWindowWidth || height != mWindowHeight) {
+    mWindowWidth = width;
+    mWindowHeight = height;
+    resize(mWindowWidth, mWindowHeight);
+  }
+}
--- a/support/hololens/Servo.h
+++ b/support/hololens/Servo.h
@ -0,0 +1,31 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+#pragma once
+
+#include "pch.h"
+
+namespace hlservo {
+class Servo {
+public:
+    Servo(GLsizei width, GLsizei height);
+    ~Servo();
+    void PerformUpdates();
+    void SetSize(GLsizei width, GLsizei height);
+
+    // Static lambas called by Servo callbacks.
+
+    // Will be called from any thead
+    static std::function<void()> sWakeUp;
+    // Will be called from GL thread
+    static std::function<void()> sFlush;
+    static std::function<void()> sMakeCurrent;
+    static bool sAnimating;
+
+private:
+    GLsizei mWindowWidth;
+    GLsizei mWindowHeight;
+    bool mAnimating;
+};
+}
--- a/support/hololens/ServoApp.sln
+++ b/support/hololens/ServoApp.sln
@ -0,0 +1,43 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.28803.352
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "ServoApp", "ServoApp.vcxproj", "{7134432A-49F2-4DC7-8F72-06F873A683EC}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|ARM = Debug|ARM
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|ARM = Release|ARM
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Debug|ARM.ActiveCfg = Debug|ARM
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Debug|ARM.Build.0 = Debug|ARM
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Debug|ARM.Deploy.0 = Debug|ARM
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Debug|x64.ActiveCfg = Debug|x64
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Debug|x64.Build.0 = Debug|x64
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Debug|x64.Deploy.0 = Debug|x64
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Debug|x86.ActiveCfg = Debug|Win32
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Debug|x86.Build.0 = Debug|Win32
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Debug|x86.Deploy.0 = Debug|Win32
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Release|ARM.ActiveCfg = Release|ARM
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Release|ARM.Build.0 = Release|ARM
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Release|ARM.Deploy.0 = Release|ARM
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Release|x64.ActiveCfg = Release|x64
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Release|x64.Build.0 = Release|x64
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Release|x64.Deploy.0 = Release|x64
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Release|x86.ActiveCfg = Release|Win32
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Release|x86.Build.0 = Release|Win32
+		{7134432A-49F2-4DC7-8F72-06F873A683EC}.Release|x86.Deploy.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {58EFB63D-FFA2-4263-AE6A-6764E4E04CCA}
+	EndGlobalSection
+EndGlobal
--- a/support/hololens/ServoApp.vcxproj
+++ b/support/hololens/ServoApp.vcxproj
@ -0,0 +1,436 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|ARM">
+      <Configuration>Debug</Configuration>
+      <Platform>ARM</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|ARM">
+      <Configuration>Release</Configuration>
+      <Platform>ARM</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{7134432a-49f2-4dc7-8f72-06f873a683ec}</ProjectGuid>
+    <RootNamespace>hlservo</RootNamespace>
+    <DefaultLanguage>en-US</DefaultLanguage>
+    <MinimumVisualStudioVersion>14.0</MinimumVisualStudioVersion>
+    <AppContainerApplication>true</AppContainerApplication>
+    <ApplicationType>Windows Store</ApplicationType>
+    <ApplicationTypeRevision>10.0</ApplicationTypeRevision>
+    <WindowsTargetPlatformVersion>10.0.17763.0</WindowsTargetPlatformVersion>
+    <WindowsTargetPlatformMinVersion>10.0.17763.0</WindowsTargetPlatformMinVersion>
+    <ProjectName>ServoApp</ProjectName>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)'=='Debug'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v141</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <PlatformToolset>v141</PlatformToolset>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+    <Import Project="packages\ANGLE.WindowsStore.2.1.13\build\native\ANGLE.WindowsStore.targets" Condition="Exists('packages\ANGLE.WindowsStore.2.1.13\build\native\ANGLE.WindowsStore.targets')" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup>
+    <PackageCertificateThumbprint>14E8C17B8F0E474455725DAA105238215838FEB1</PackageCertificateThumbprint>
+    <PackageCertificateKeyFile>ServoApp_TemporaryKey.pfx</PackageCertificateKeyFile>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Platform)'=='ARM'">
+    <Link>
+      <AdditionalDependencies>incore.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalLibraryDirectories>%(AdditionalLibraryDirectories); $(VCInstallDir)\lib\store\arm; $(VCInstallDir)\lib\arm</AdditionalLibraryDirectories>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Platform)'=='Win32'">
+    <Link>
+      <AdditionalDependencies>mincore.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalLibraryDirectories>%(AdditionalLibraryDirectories); $(VCInstallDir)\lib\store; $(VCInstallDir)\lib</AdditionalLibraryDirectories>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Platform)|$(Configuration)'=='x64|Debug'">
+    <Link>
+      <AdditionalDependencies>mincore.lib;simpleservo.dll.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalLibraryDirectories>%(AdditionalLibraryDirectories);$(VCInstallDir)\lib\store\amd64;$(VCInstallDir)\lib\amd64;$(ProjectDir)\..\..\target\debug</AdditionalLibraryDirectories>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Platform)|$(Configuration)'=='x64|Release'">
+    <Link>
+      <AdditionalDependencies>mincore.lib;simpleservo.dll.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalLibraryDirectories>%(AdditionalLibraryDirectories);$(VCInstallDir)\lib\store\amd64;$(VCInstallDir)\lib\amd64;$(ProjectDir)\..\..\target\release</AdditionalLibraryDirectories>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)'=='Debug'">
+    <ClCompile>
+      <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
+      <PrecompiledHeaderOutputFile>$(IntDir)pch.pch</PrecompiledHeaderOutputFile>
+      <AdditionalIncludeDirectories>$(ProjectDir)\..\..\target\debug\;$(ProjectDir);$(IntermediateOutputPath);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalOptions>/bigobj %(AdditionalOptions)</AdditionalOptions>
+      <DisableSpecificWarnings>4453;28204</DisableSpecificWarnings>
+      <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </ClCompile>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)'=='Release'">
+    <ClCompile>
+      <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
+      <PrecompiledHeaderOutputFile>$(IntDir)pch.pch</PrecompiledHeaderOutputFile>
+      <AdditionalIncludeDirectories>$(ProjectDir)\..\..\target\release\;$(ProjectDir);$(IntermediateOutputPath);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalOptions>/bigobj %(AdditionalOptions)</AdditionalOptions>
+      <DisableSpecificWarnings>4453;28204</DisableSpecificWarnings>
+      <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </ClCompile>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <Image Include="Assets\LockScreenLogo.scale-200.png" />
+    <Image Include="Assets\SplashScreen.scale-200.png" />
+    <Image Include="Assets\Square150x150Logo.scale-200.png" />
+    <Image Include="Assets\Square44x44Logo.scale-200.png" />
+    <Image Include="Assets\Square44x44Logo.targetsize-24_altform-unplated.png" />
+    <Image Include="Assets\StoreLogo.png" />
+    <Image Include="Assets\Wide310x150Logo.scale-200.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="Servo.cpp" />
+    <ClInclude Include="Servo.h" />
+    <ClCompile Include="$(MSBuildThisFileDirectory)OpenGLES.cpp" />
+    <ClInclude Include="$(MSBuildThisFileDirectory)OpenGLES.h" />
+    <ClInclude Include="$(MSBuildThisFileDirectory)pch.h" />
+    <ClCompile Include="$(MSBuildThisFileDirectory)pch.cpp">
+      <PrecompiledHeader>Create</PrecompiledHeader>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="App.xaml.h">
+      <DependentUpon>App.xaml</DependentUpon>
+    </ClInclude>
+    <ClInclude Include="OpenGLESPage.xaml.h">
+      <DependentUpon>OpenGLESPage.xaml</DependentUpon>
+    </ClInclude>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="App.xaml.cpp">
+      <DependentUpon>App.xaml</DependentUpon>
+    </ClCompile>
+    <ClCompile Include="OpenGLESPage.xaml.cpp">
+      <DependentUpon>OpenGLESPage.xaml</DependentUpon>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <AppxManifest Include="Package.appxmanifest">
+      <SubType>Designer</SubType>
+    </AppxManifest>
+  </ItemGroup>
+  <ItemGroup>
+    <ApplicationDefinition Include="App.xaml">
+      <SubType>Designer</SubType>
+    </ApplicationDefinition>
+    <Page Include="OpenGLESPage.xaml">
+      <SubType>Designer</SubType>
+    </Page>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="..\..\target\debug\api-ms-win-crt-runtime-l1-1-0.dll">
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</DeploymentContent>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
+    </None>
+    <None Include="..\..\target\debug\ffi-7.dll">
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</DeploymentContent>
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+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</DeploymentContent>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
+    </None>
+    <None Include="..\..\target\debug\libwinpthread-1.dll">
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</DeploymentContent>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
+    </None>
+    <None Include="..\..\target\debug\msvcp140.dll">
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</DeploymentContent>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
+    </None>
+    <None Include="..\..\target\debug\orc-0.4-0.dll">
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</DeploymentContent>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
+    </None>
+    <None Include="..\..\target\debug\simpleservo.dll">
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</DeploymentContent>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
+    </None>
+    <None Include="..\..\target\debug\ssleay32.dll">
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</DeploymentContent>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
+    </None>
+    <None Include="..\..\target\debug\vcruntime140.dll">
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</DeploymentContent>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
+    </None>
+    <None Include="..\..\target\debug\z-1.dll">
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</DeploymentContent>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
+    </None>
+    <None Include="..\..\target\release\api-ms-win-crt-runtime-l1-1-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\ffi-7.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gio-2.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\glib-2.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gmodule-2.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gobject-2.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gstapp-1.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gstaudio-1.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gstbase-1.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gstgl-1.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gstpbutils-1.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gstplayer-1.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gstreamer-1.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gstrtp-1.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gstsdp-1.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gsttag-1.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gstvideo-1.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\gstwebrtc-1.0-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\intl-8.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\libeay32.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\libwinpthread-1.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\msvcp140.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\orc-0.4-0.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\simpleservo.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\ssleay32.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\vcruntime140.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="..\..\target\release\z-1.dll">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
+    </None>
+    <None Include="packages.config" />
+    <None Include="ServoApp_TemporaryKey.pfx" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('packages\ANGLE.WindowsStore.2.1.13\build\native\ANGLE.WindowsStore.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\ANGLE.WindowsStore.2.1.13\build\native\ANGLE.WindowsStore.targets'))" />
+  </Target>
+</Project>
--- a/support/hololens/ServoApp.vcxproj.filters
+++ b/support/hololens/ServoApp.vcxproj.filters
@ -0,0 +1,245 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <ClCompile Include="$(MSBuildThisFileDirectory)OpenGLES.cpp">
+      <Filter>src</Filter>
+    </ClCompile>
+    <ClCompile Include="$(MSBuildThisFileDirectory)pch.cpp">
+      <Filter>src</Filter>
+    </ClCompile>
+    <ClCompile Include="Servo.cpp">
+      <Filter>src</Filter>
+    </ClCompile>
+    <ClCompile Include="App.xaml.cpp" />
+    <ClCompile Include="OpenGLESPage.xaml.cpp" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="$(MSBuildThisFileDirectory)OpenGLES.h">
+      <Filter>src</Filter>
+    </ClInclude>
+    <ClInclude Include="$(MSBuildThisFileDirectory)pch.h">
+      <Filter>src</Filter>
+    </ClInclude>
+    <ClInclude Include="Servo.h">
+      <Filter>src</Filter>
+    </ClInclude>
+    <ClInclude Include="App.xaml.h" />
+    <ClInclude Include="OpenGLESPage.xaml.h" />
+  </ItemGroup>
+  <ItemGroup>
+    <Image Include="Assets\SplashScreen.scale-200.png">
+      <Filter>Assets</Filter>
+    </Image>
+    <Image Include="Assets\Square44x44Logo.scale-200.png">
+      <Filter>Assets</Filter>
+    </Image>
+    <Image Include="Assets\Square44x44Logo.targetsize-24_altform-unplated.png">
+      <Filter>Assets</Filter>
+    </Image>
+    <Image Include="Assets\Square150x150Logo.scale-200.png">
+      <Filter>Assets</Filter>
+    </Image>
+    <Image Include="Assets\StoreLogo.png">
+      <Filter>Assets</Filter>
+    </Image>
+    <Image Include="Assets\Wide310x150Logo.scale-200.png">
+      <Filter>Assets</Filter>
+    </Image>
+    <Image Include="Assets\LockScreenLogo.scale-200.png">
+      <Filter>Assets</Filter>
+    </Image>
+  </ItemGroup>
+  <ItemGroup>
+    <AppxManifest Include="Package.appxmanifest" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="ServoApp_TemporaryKey.pfx" />
+    <None Include="packages.config" />
+    <None Include="..\..\target\debug\api-ms-win-crt-runtime-l1-1-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\ffi-7.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gio-2.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\glib-2.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gmodule-2.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gobject-2.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gstapp-1.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gstaudio-1.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gstbase-1.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gstgl-1.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gstpbutils-1.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gstplayer-1.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gstreamer-1.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gstrtp-1.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gstsdp-1.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gsttag-1.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gstvideo-1.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\gstwebrtc-1.0-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\intl-8.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\libeay32.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\libwinpthread-1.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\msvcp140.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\orc-0.4-0.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\simpleservo.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\ssleay32.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\vcruntime140.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\debug\z-1.dll">
+      <Filter>ServoDLLsDebug</Filter>
+    </None>
+    <None Include="..\..\target\release\z-1.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\vcruntime140.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\ssleay32.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\simpleservo.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\orc-0.4-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\msvcp140.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\libwinpthread-1.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\libeay32.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\intl-8.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gstwebrtc-1.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gstvideo-1.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gsttag-1.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gstsdp-1.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gstrtp-1.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gstreamer-1.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gstplayer-1.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gstpbutils-1.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gstgl-1.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gstbase-1.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gstaudio-1.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gstapp-1.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gobject-2.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gmodule-2.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\glib-2.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\gio-2.0-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\ffi-7.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+    <None Include="..\..\target\release\api-ms-win-crt-runtime-l1-1-0.dll">
+      <Filter>ServoDLLsRelease</Filter>
+    </None>
+  </ItemGroup>
+  <ItemGroup>
+    <Filter Include="Assets">
+      <UniqueIdentifier>{f663883d-5302-4e09-82e3-094b0a4fa9bc}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src">
+      <UniqueIdentifier>{45140811-c74b-4497-ba07-a7610fe2fef9}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="ServoDLLsDebug">
+      <UniqueIdentifier>{851a4628-484c-4859-bb9b-3153914487f5}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="ServoDLLsRelease">
+      <UniqueIdentifier>{96a56d11-301b-46ec-b081-50010b467ebf}</UniqueIdentifier>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <ApplicationDefinition Include="App.xaml">
+      <Filter>src</Filter>
+    </ApplicationDefinition>
+  </ItemGroup>
+  <ItemGroup>
+    <Page Include="OpenGLESPage.xaml">
+      <Filter>src</Filter>
+    </Page>
+  </ItemGroup>
+</Project>
--- a/support/hololens/ServoApp_TemporaryKey.pfx
+++ b/support/hololens/ServoApp_TemporaryKey.pfx
--- a/support/hololens/packages.config
+++ b/support/hololens/packages.config
@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="ANGLE.WindowsStore" version="2.1.13" targetFramework="native" />
+</packages>
--- a/support/hololens/pch.cpp
+++ b/support/hololens/pch.cpp
@ -0,0 +1,5 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+#include "pch.h"
--- a/support/hololens/pch.h
+++ b/support/hololens/pch.h
@ -0,0 +1,19 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+#pragma once
+
+#include <concrt.h>
+#include <ppltasks.h>
+
+#define GL_GLEXT_PROTOTYPES
+
+#include <GLES2/gl2.h>
+#include <GLES2/gl2ext.h>
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <EGL/eglplatform.h>
+
+#include <angle_windowsstore.h>