Add PhysicsEffects to Extras. The build is only tested on Windows and Android.

The Android/NEON optimized version of Physics Effects is thanks to Graham Rhodes and Anthony Hamilton, See Issue 587

Extras/PhysicsEffects/sample/api_physics_effects/common/perf_func.win32.cpp

@@ -0,0 +1,38 @@
+/*
+Physics Effects Copyright(C) 2010 Sony Computer Entertainment Inc.
+All rights reserved.
+
+Physics Effects is open software; you can redistribute it and/or
+modify it under the terms of the BSD License.
+
+Physics Effects is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+See the BSD License for more details.
+
+A copy of the BSD License is distributed with
+Physics Effects under the filename: physics_effects_license.txt
+*/
+
+#include "common.h"
+#include "perf_func.h"
+
+void perf_init()
+{
+}
+
+void perf_release()
+{
+}
+
+void perf_push_marker(char *str)
+{
+}
+
+void perf_pop_marker()
+{
+}
+
+void perf_sync()
+{
+}