native physx (#143)

* add physx include file

* add win32 static libs

* add android static libs

* add mac static libs

* add ios static libs

mac/CMakeLists.txt

@@ -146,6 +146,18 @@ set_target_properties(tbbmalloc_proxy PROPERTIES
 )
 set(tbb_libs_name tbb tbbmalloc tbbmalloc_proxy)
 
+if(USE_PHYSICS_PHYSX)
+  set(PhysXSDK PhysX PhysXCommon PhysXFoundation PhysXExtensions PhysXCooking PhysXCharacterKinematic PhysXVehicle PhysXPvdSDK)
+  foreach(PX IN LISTS PhysXSDK)
+    add_library(${PX} STATIC IMPORTED GLOBAL)
+    set_target_properties(${PX} PROPERTIES
+      IMPORTED_LOCATION ${CMAKE_CURRENT_LIST_DIR}/libs/PhysX/lib${PX}_static_64.a
+    )
+  endforeach()
+else()
+  set(PhysXSDK)
+endif()
+
 list(APPEND CC_EXTERNAL_LIBS
     freetype
     jpeg
@@ -159,6 +171,7 @@ list(APPEND CC_EXTERNAL_LIBS
     ${glslang_libs_name}
     ${spirv-cross_libs_name}
     ${tbb_libs_name}
+    ${PhysXSDK}
 )
 
 list(APPEND CC_EXTERNAL_INCLUDES