1.0.0-preview.5 - Open source. Display fixes. UWP / IL2CPP fixes.

## [1.0.0-preview.5] - 2020-07-15
### Changed 
- See LICENSE.md files for open source updates.
- Fixed 32bit builds
- Fixed UWP builds
- Fixed IL2CPP builds
- Fixed some issues with Mirror View Mode. Now defaulting to Right Eye instead of OpenVR.
- Fixed issue where SteamVR Beta was required.

.gitignore

@@ -0,0 +1,82 @@
+# This .gitignore file should be placed at the root of your Unity project directory
+#
+# Get latest from https://github.com/github/gitignore/blob/master/Unity.gitignore
+#
+/[Ll]ibrary/
+/[Tt]emp/
+/[Oo]bj/
+/[Bb]uild/
+/[Bb]uilds/
+/[Ll]ogs/
+/[Mm]emoryCaptures/
+
+# Asset meta data should only be ignored when the corresponding asset is also ignored
+!/[Aa]ssets/**/*.meta
+
+# Uncomment this line if you wish to ignore the asset store tools plugin
+# /[Aa]ssets/AssetStoreTools*
+
+# Autogenerated Jetbrains Rider plugin
+[Aa]ssets/Plugins/Editor/JetBrains*
+
+# Visual Studio cache directory
+.vs/
+
+# Gradle cache directory
+.gradle/
+
+# Autogenerated VS/MD/Consulo solution and project files
+ExportedObj/
+.consulo/
+*.csproj
+*.unityproj
+*.sln
+*.suo
+*.tmp
+*.user
+*.userprefs
+*.pidb
+*.booproj
+*.svd
+*.pdb
+*.mdb
+*.opendb
+*.VC.db
+*.vcxproj
+*.vcxproj.filters
+
+# Unity3D generated meta files
+*.pidb.meta
+*.pdb.meta
+*.mdb.meta
+
+# Unity3D generated file on crash reports
+sysinfo.txt
+
+# Builds
+Debug/
+*.apk
+*.unitypackage
+*_export.h
+
+# Crashlytics generated file
+crashlytics-build.properties
+
+# CMake
+CMakeLists.txt.user
+CMakeCache.txt
+CMakeFiles
+CMakeScripts
+Testing
+Makefile
+cmake_install.cmake
+install_manifest.txt
+compile_commands.json
+CTestTestfile.cmake
+_deps
+*.dir
+
+# Valve internal
+*.vpc
+*.vpc.sentinel
+*.vpc_crc

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.10)
+set(CMAKE_SUPPRESS_REGENERATION true)
+project(unity_xr_openvr_plugin)
+
+# C++ 17 - note cmake minver is 3.10 supported only on MS C++ 2015 Update 3 and above
+message(STATUS "Project language set to C++17")
+
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED True)
+set(BINARY_RUNTIME_PATH "${CMAKE_SOURCE_DIR}/com.valve.openvr/Runtime")
+
+# Determine platform architecture
+message(STATUS "Checking platform architecture...")
+
+# Auto determine platform if none is provided
+if(NOT PLATFORM)
+	if(CMAKE_SIZEOF_VOID_P MATCHES 8)
+	    set(PLATFORM 64)
+	else()
+	    set(PLATFORM 32)
+	endif()
+endif()
+
+# Platform binary path
+if(PLATFORM MATCHES 64)
+	set(PLATFORMX "x64")
+else()
+	 set(PLATFORMX "x86")
+endif()
+
+set(BINARY_PATH "${CMAKE_SOURCE_DIR}/com.valve.openvr/Runtime/${PLATFORMX}")
+message(STATUS "Platform binary path set to: ${BINARY_PATH}")
+
+# Set Platform
+if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
+  add_definitions(-DLINUX -DPOSIX)
+  set(OPENVR_API_NAME "libopenvr_api")
+  set(COMPILED_LIB_TYPE "so")
+  set(IMPORT_LIB_TYPE "a")
+  set(ARCH_TARGET linux64)
+
+  if(${PLATFORM} MATCHES 32)
+    message(WARNING "OpenVR x86 binaries not provided on GNU/Linux.")
+  endif()
+
+elseif(${CMAKE_SYSTEM_NAME} MATCHES "Windows")
+  add_definitions(-D_WIN32)
+  set(OPENVR_API_NAME "openvr_api")
+  set(COMPILED_LIB_TYPE "dll")
+  set(IMPORT_LIB_TYPE "lib")
+  set(ARCH_TARGET win${PLATFORM})
+  set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS True)
+endif()
+
+message(STATUS "Compilation set for ${CMAKE_SYSTEM_NAME} ${PLATFORM}bit")
+
+# XRSDKOpenVR
+message(STATUS "Adding XRSDKOpenVR...")
+
+add_library(XRSDKOpenVR SHARED
+		${CMAKE_SOURCE_DIR}/Providers/dllmain.cpp
+		${CMAKE_SOURCE_DIR}/Providers/OpenVRProviderContext.h
+		${CMAKE_SOURCE_DIR}/Providers/OpenVRSystem.h	${CMAKE_SOURCE_DIR}/Providers/OpenVRSystem.cpp
+		${CMAKE_SOURCE_DIR}/Providers/UserProjectSettings.h	${CMAKE_SOURCE_DIR}/Providers/UserProjectSettings.cpp
+
+		${CMAKE_SOURCE_DIR}/Providers/Display/Display.h	${CMAKE_SOURCE_DIR}/Providers/Display/Display.cpp
+		${CMAKE_SOURCE_DIR}/Providers/Input/Input.h	${CMAKE_SOURCE_DIR}/Providers/Input/Input.cpp
+
+		${CMAKE_SOURCE_DIR}/CommonHeaders/UnityInterfaces.h	${CMAKE_SOURCE_DIR}/CommonHeaders/UnityInterfaces.cpp
+
+		${CMAKE_SOURCE_DIR}/CommonHeaders/Singleton.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/CommonTypes.h
+
+		${CMAKE_SOURCE_DIR}/CommonHeaders/OpenVR/openvr.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/OpenVR/openvr_driver.h
+
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityEventQueue.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityGraphics.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityGraphicsD3D11.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityGraphicsD3D12.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityGraphicsMetal.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityGraphicsVulkan.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityInterface.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityProfilerCallbacks.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityRenderingExtensions.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityShaderCompilerAccess.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityXRDisplay.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityXRInput.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityXRMeshing.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityXRPreInit.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityXRStats.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/IUnityXRTrace.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/UnitySubsystemTypes.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/UnityXRDisplayStats.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/UnityXRTypes.h
+		${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/XRMath.h	${CMAKE_SOURCE_DIR}/CommonHeaders/ProviderInterface/XRMath.cpp
+		)
+
+target_include_directories(XRSDKOpenVR PUBLIC 
+				${CMAKE_SOURCE_DIR}/Providers
+				${CMAKE_SOURCE_DIR}/CommonHeaders
+				${CMAKE_SOURCE_DIR}/ThirdParty
+				)
+
+include(GenerateExportHeader)
+generate_export_header(XRSDKOpenVR)
+
+
+message(STATUS "Runtime output directory set to: ${BINARY_PATH}")
+set_target_properties(XRSDKOpenVR 
+    PROPERTIES
+    ARCHIVE_OUTPUT_DIRECTORY_DEBUG "${BINARY_PATH}"
+    LIBRARY_OUTPUT_DIRECTORY_DEBUG "${BINARY_PATH}"
+    RUNTIME_OUTPUT_DIRECTORY_DEBUG "${BINARY_PATH}"
+    ARCHIVE_OUTPUT_DIRECTORY_RELEASE "${BINARY_PATH}"
+    LIBRARY_OUTPUT_DIRECTORY_RELEASE "${BINARY_PATH}"
+    RUNTIME_OUTPUT_DIRECTORY_RELEASE "${BINARY_PATH}"
+)
+
+
+# OpenVR
+message(STATUS "Importing OpenVR API...")
+
+add_library(openvr_api SHARED IMPORTED) 
+set_target_properties(openvr_api PROPERTIES IMPORTED_LOCATION ${CMAKE_SOURCE_DIR}/lib/${PLATFORMX}/${OPENVR_API_NAME}.${COMPILED_LIB_TYPE})
+set_target_properties(openvr_api PROPERTIES IMPORTED_IMPLIB ${CMAKE_SOURCE_DIR}/lib/${PLATFORMX}/${OPENVR_API_NAME}.${IMPORT_LIB_TYPE})
+set_target_properties(openvr_api PROPERTIES LINKER_LANGUAGE CXX)
+target_link_libraries(XRSDKOpenVR PUBLIC openvr_api)
+
+# Post-Build - Copy OpenVR api
+add_custom_command(TARGET XRSDKOpenVR POST_BUILD
+        	COMMAND ${CMAKE_COMMAND} -E copy
+                ${CMAKE_SOURCE_DIR}/lib/${PLATFORMX}/${OPENVR_API_NAME}.${COMPILED_LIB_TYPE}
+                ${BINARY_PATH}/${OPENVR_API_NAME}.${COMPILED_LIB_TYPE}
+
+        	COMMAND ${CMAKE_COMMAND} -E copy
+                ${CMAKE_SOURCE_DIR}/lib/${PLATFORMX}/${OPENVR_API_NAME}.${COMPILED_LIB_TYPE}.sig
+                ${BINARY_PATH}/${OPENVR_API_NAME}.${COMPILED_LIB_TYPE}.sig
+
+		COMMAND ${CMAKE_COMMAND} -E copy
+                ${CMAKE_SOURCE_DIR}/lib/${PLATFORMX}/${OPENVR_API_NAME}.${IMPORT_LIB_TYPE}
+                ${BINARY_PATH}/${OPENVR_API_NAME}.${IMPORT_LIB_TYPE}
+		)

CommonHeaders/CommonTypes.h

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+#pragma once
+
+#include "ProviderInterface/IUnityXRTrace.h"
+#include "ProviderInterface/IUnityXRStats.h"
+
+extern IUnityXRTrace *s_pXRTrace;
+//extern IUnityXRStats* sXRStats;
+
+#define XR_TRACE_PTR s_pXRTrace