Bug 1413362 - part 3: Add support to build system for GoogleVR based WebVR on Android r=froydnj,nalexander

MozReview-Commit-ID: 8BHBnvor5VT

build/moz.configure/android-ndk.configure

@@ -11,6 +11,9 @@ js_option('--with-android-ndk', nargs=1,
 js_option('--with-android-toolchain', nargs=1,
           help='location of the Android toolchain')
 
+option('--with-android-googlevr-sdk', nargs=1,
+       help='location of the Android GoogleVR SDK')
+
 
 @depends(target)
 def min_android_version(target):
@@ -300,3 +303,45 @@ def android_clang_compiler(host, ndk):
         die("Couln't find clang in LLVM toolchain at %s" % clang)
 
     return clang
+
+
+@depends('--with-android-googlevr-sdk', target)
+@checking('for GoogleVR SDK', lambda x: x.result)
+@imports(_from='os.path', _import='exists')
+@imports(_from='os.path', _import='abspath')
+def googlevr_sdk(value, target):
+    if not value:
+        return namespace(
+            result='Not specified'
+        )
+    path = abspath(value[0])
+    if not exists(path):
+        die('Could not find GoogleVR SDK %s', path)
+    include = '%s/libraries/headers/' % path
+    if 'arm' == target.cpu:
+        arch = 'armeabi-v7a'
+    elif 'aarch64' == target.cpu:
+        arch = 'arm64-v8a'
+    elif 'x86' == target.cpu:
+        arch = 'x86'
+    else:
+        die('Unsupported GoogleVR cpu architecture %s' % target.cpu)
+
+    libs = '{0}/libraries/jni/{1}/'.format(path, arch)
+
+    if not exists(libs):
+        die('Could not find GoogleVR NDK at %s. Did you try running '
+            '\'./gradlew :extractNdk\' in %s?', libs, path)
+
+    return namespace(
+        result=path,
+        include=include,
+        libs=libs,
+        enabled=True,
+    )
+
+
+set_define('MOZ_ANDROID_GOOGLE_VR', googlevr_sdk.enabled)
+set_config('MOZ_ANDROID_GOOGLE_VR', googlevr_sdk.enabled)
+set_config('MOZ_ANDROID_GOOGLE_VR_INCLUDE', googlevr_sdk.include)
+set_config('MOZ_ANDROID_GOOGLE_VR_LIBS', googlevr_sdk.libs)

mobile/android/app/moz.build

@@ -55,3 +55,8 @@ JS_PREFERENCE_PP_FILES += [
 FINAL_TARGET_PP_FILES += [
   'ua-update.json.in',
 ]
+
+if CONFIG['MOZ_ANDROID_GOOGLE_VR']:
+    FINAL_TARGET_FILES += [
+        '/' + CONFIG['MOZ_ANDROID_GOOGLE_VR_LIBS'] + 'libgvr.so',
+    ]

mobile/android/installer/package-manifest.in

@@ -76,6 +76,10 @@
 @BINPATH@/@MOZ_CHILD_PROCESS_NAME@
 @BINPATH@/@MOZ_CHILD_PROCESS_NAME_PIE@
 
+#ifdef MOZ_ANDROID_GOOGLE_VR
+@BINPATH@/@DLL_PREFIX@gvr@DLL_SUFFIX@
+#endif
+
 [xpcom]
 @BINPATH@/package-name.txt
 @BINPATH@/classes.dex

toolkit/library/moz.build

@@ -210,6 +210,12 @@ if CONFIG['OS_ARCH'] == 'Linux' and CONFIG['OS_TARGET'] != 'Android':
         'rt',
     ]
 
+if CONFIG['MOZ_ANDROID_GOOGLE_VR']:
+    OS_LIBS += [
+        '-L%s' % CONFIG['MOZ_ANDROID_GOOGLE_VR_LIBS'],
+        '-lgvr',
+    ]
+
 OS_LIBS += CONFIG['MOZ_CAIRO_OSLIBS']
 OS_LIBS += CONFIG['MOZ_WEBRTC_X11_LIBS']