Adding jni

mode/libraries/vr/CMakeLists.txt

@@ -0,0 +1,43 @@
+# Copyright 2020 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+cmake_minimum_required(VERSION 3.4.1)
+
+# C++ flags.
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED True)
+add_compile_options(-Wall -Wextra)
+
+# Standard Android dependencies
+find_library(android-lib android)
+find_library(GLESv2-lib GLESv2)
+find_library(GLESv3-lib GLESv3)
+find_library(log-lib log)
+
+set(libs_dir ${CMAKE_CURRENT_SOURCE_DIR}/libraries)
+
+# === Cardboard Sample ===
+# Sources
+file(GLOB native_srcs "jni/*.cc")
+# Output binary
+add_library(cardboard_jni SHARED ${native_srcs})
+# Includes
+target_include_directories(cardboard_jni PRIVATE ${libs_dir})
+# Build
+target_link_libraries(cardboard_jni
+    ${android-lib}
+    ${GLESv2-lib}
+    ${GLESv3-lib}
+    ${log-lib}
+    ${libs_dir}/jni/${ANDROID_ABI}/libGfxPluginCardboard.so)