move vector math out of libui

created a new header-only static libmath lib

Test: built & ran
Bug: n/a
Change-Id: Ic63ef5f54d9a0de07a9ab9e4d67be01ab6169fc0
diff --git a/libs/math/tests/Android.bp b/libs/math/tests/Android.bp
new file mode 100644
index 0000000..0ed24a2
--- /dev/null
+++ b/libs/math/tests/Android.bp
@@ -0,0 +1,39 @@
+//
+// Copyright (C) 2014 The Android Open Source Project
+//
+// 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
+//
+//      http://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.
+//
+
+cc_test {
+    name: "vec_test",
+    srcs: ["vec_test.cpp"],
+    static_libs: ["libmath"],
+}
+
+cc_test {
+    name: "mat_test",
+    srcs: ["mat_test.cpp"],
+    static_libs: ["libmath"],
+}
+
+cc_test {
+    name: "half_test",
+    srcs: ["half_test.cpp"],
+    static_libs: ["libmath"],
+}
+
+cc_test {
+    name: "quat_test",
+    srcs: ["quat_test.cpp"],
+    static_libs: ["libmath"],
+}