From 4278d7b20dd903422734b316049d1a0dee7c7b23 Mon Sep 17 00:00:00 2001
From: Stephen Birarda <commit@birarda.com>
Date: Fri, 16 Dec 2016 11:05:27 -0800
Subject: [PATCH] download and link oculus platform for oculus plugin

---
 cmake/externals/LibOVRPlatform/CMakeLists.txt | 32 +++++++++++++++
 cmake/modules/FindLibOVRPlatform.cmake        | 41 +++++++++++++++++++
 plugins/oculus/CMakeLists.txt                 | 36 +++++++++-------
 3 files changed, 94 insertions(+), 15 deletions(-)
 create mode 100644 cmake/externals/LibOVRPlatform/CMakeLists.txt
 create mode 100644 cmake/modules/FindLibOVRPlatform.cmake

diff --git a/cmake/externals/LibOVRPlatform/CMakeLists.txt b/cmake/externals/LibOVRPlatform/CMakeLists.txt
new file mode 100644
index 0000000000..75338ce041
--- /dev/null
+++ b/cmake/externals/LibOVRPlatform/CMakeLists.txt
@@ -0,0 +1,32 @@
+include(ExternalProject)
+include(SelectLibraryConfigurations)
+
+set(EXTERNAL_NAME LibOVRPlatform)
+
+string(TOUPPER ${EXTERNAL_NAME} EXTERNAL_NAME_UPPER)
+
+if (WIN32)
+
+  ExternalProject_Add(
+    ${EXTERNAL_NAME}
+    URL http://hifi-public.s3.amazonaws.com/dependencies/OVRPlatformSDK_v1.10.0.zip
+    URL_MD5 e6c8264af16d904e6506acd5172fa0a9
+    CONFIGURE_COMMAND ""
+    BUILD_COMMAND ""
+    INSTALL_COMMAND ""
+    LOG_DOWNLOAD 1
+  )
+
+  ExternalProject_Get_Property(${EXTERNAL_NAME} SOURCE_DIR)
+
+  if ("${CMAKE_SIZEOF_VOID_P}" EQUAL "8")
+    set(${EXTERNAL_NAME_UPPER}_LIB ${SOURCE_DIR}/Windows/LibOVRPlatform64_1.lib CACHE TYPE INTERNAL)
+  else()
+    set(${EXTERNAL_NAME_UPPER}_LIB ${SOURCE_DIR}/Windows/LibOVRPlatform32_1.lib CACHE TYPE INTERNAL)
+  endif()
+
+  set(${EXTERNAL_NAME_UPPER}_INCLUDE_DIRS ${SOURCE_DIR}/Include CACHE TYPE INTERNAL)
+endif ()
+
+# Hide this external target (for ide users)
+set_target_properties(${EXTERNAL_NAME} PROPERTIES FOLDER "hidden/externals")
diff --git a/cmake/modules/FindLibOVRPlatform.cmake b/cmake/modules/FindLibOVRPlatform.cmake
new file mode 100644
index 0000000000..e09fa21895
--- /dev/null
+++ b/cmake/modules/FindLibOVRPlatform.cmake
@@ -0,0 +1,41 @@
+#
+#  FindLibOVRPlatform.cmake
+#
+#  Try to find the LibOVRPlatform library to use the Oculus Platform SDK
+#
+#  You must provide a LIBOVRPLATFORM_ROOT_DIR which contains Windows and Include directories
+#
+#  Once done this will define
+#
+#  LIBOVRPLATFORM_FOUND - system found Oculus Platform SDK
+#  LIBOVRPLATFORM_INCLUDE_DIRS - the Oculus Platform include directory
+#  LIBOVRPLATFORM_LIBRARIES - Link this to use Oculus Platform
+#
+#  Created on December 16, 2016 by Stephen Birarda
+#  Copyright 2016 High Fidelity, Inc.
+#
+#  Distributed under the Apache License, Version 2.0.
+#  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+#
+
+
+if (WIN32)
+  # setup hints for LIBOVRPLATFORM search
+  include("${MACRO_DIR}/HifiLibrarySearchHints.cmake")
+  hifi_library_search_hints("LibOVRPlatform")
+
+  find_path(LIBOVRPLATFORM_INCLUDE_DIRS OVR_Platform.h PATH_SUFFIXES Include HINTS ${LIBOVRPLATFORM_SEARCH_DIRS})
+
+  if ("${CMAKE_SIZEOF_VOID_P}" EQUAL "8")
+    set(_LIB_NAME LibOVRPlatform64_1.lib)
+  else()
+    set(_LIB_NAME LibOVRPlatform32_1.lib)
+  endif()
+
+  find_library(LIBOVRPLATFORM_LIBRARY_RELEASE NAMES ${_LIB_NAME} PATH_SUFFIXES Windows HINTS ${LIBOVRPLATFORM_SEARCH_DIRS})
+
+  include(FindPackageHandleStandardArgs)
+  find_package_handle_standard_args(LIBOVRPLATFORM DEFAULT_MSG LIBOVRPLATFORM_INCLUDE_DIRS LIBOVRPLATFORM_LIBRARIES)
+
+  mark_as_advanced(LIBOVRPLATFORM_INCLUDE_DIRS LIBOVRPLATFORM_LIBRARIES LIBOVRPLATFORM_SEARCH_DIRS)
+endif ()
diff --git a/plugins/oculus/CMakeLists.txt b/plugins/oculus/CMakeLists.txt
index a768af932e..7ee0228616 100644
--- a/plugins/oculus/CMakeLists.txt
+++ b/plugins/oculus/CMakeLists.txt
@@ -8,21 +8,27 @@
 
 if (WIN32)
 
-    # we're using static GLEW, so define GLEW_STATIC
-    add_definitions(-DGLEW_STATIC)
+  # we're using static GLEW, so define GLEW_STATIC
+  add_definitions(-DGLEW_STATIC)
 
-    set(TARGET_NAME oculus)
-    setup_hifi_plugin(Multimedia)
-    link_hifi_libraries(shared gl gpu gpu-gl controllers ui 
-        plugins ui-plugins display-plugins input-plugins
-        audio-client networking render-utils)
-    
-    include_hifi_library_headers(octree)
-    
-    add_dependency_external_projects(LibOVR)
-    find_package(LibOVR REQUIRED)
-    target_include_directories(${TARGET_NAME} PRIVATE ${LIBOVR_INCLUDE_DIRS})
-    target_link_libraries(${TARGET_NAME} ${LIBOVR_LIBRARIES})
-    target_link_libraries(${TARGET_NAME} Winmm.lib)
+  set(TARGET_NAME oculus)
+  setup_hifi_plugin(Multimedia)
+  link_hifi_libraries(
+    shared gl gpu gpu-gl controllers ui
+    plugins ui-plugins display-plugins input-plugins
+    audio-client networking render-utils
+  )
 
+  include_hifi_library_headers(octree)
+
+  add_dependency_external_projects(LibOVR)
+  find_package(LibOVR REQUIRED)
+  target_include_directories(${TARGET_NAME} PRIVATE ${LIBOVR_INCLUDE_DIRS})
+  target_link_libraries(${TARGET_NAME} ${LIBOVR_LIBRARIES})
+  target_link_libraries(${TARGET_NAME} Winmm.lib)
+
+  add_dependency_external_projects(LibOVRPlatform)
+  find_package(LibOVRPlatform REQUIRED)
+  target_include_directories(${TARGET_NAME} PRIVATE ${LIBOVRPLATFORM_INCLUDE_DIRS})
+  target_link_libraries(${TARGET_NAME} ${LIBOVRPLATFORM_LIBRARIES})
 endif()