physx support for vs 2017 round 2

Tools/CMake/modules/module_physx3.cmake

@@ -46,14 +46,11 @@ set(PHYSX3_PATH "${PHYSX3_BASE_PATH}/PhysX_3.4")
 # Windows/ Visual Studio
 if(MSVC)
 if(TORQUE_CPU_X32)
-   if(MSVC11)
-      set(PHYSX3_LIBPATH_PREFIX vc11win32)
-   elseif(MSVC12)
+   if(MSVC_VERSION EQUAL 1800 )
       set(PHYSX3_LIBPATH_PREFIX vc12win32)
-   elseif(MSVC14)
+   elseif(MSVC_VERSION EQUAL 1900)
       set(PHYSX3_LIBPATH_PREFIX vc14win32)
-   #VS 2017 uses 14.x toolchain so can't use MSVC15
-   elseif(MSVC_VERSION GREATER_OR_EQUAL_TO 1910)
+   elseif(MSVC_VERSION GREATER_EQUAL 1910)
       set(PHYSX3_LIBPATH_PREFIX vc15win32)
    else()
       message(FATAL_ERROR "This version of VS is not supported")
@@ -62,14 +59,11 @@ if(TORQUE_CPU_X32)
 set(PHYSX3_LIBNAME_POSTFIX _x86)
 
 elseif(TORQUE_CPU_X64)
-   if(MSVC11)
-      set(PHYSX3_LIBPATH_PREFIX vc11win64)
-   elseif(MSVC12)
+   if(MSVC_VERSION EQUAL 1800 )
       set(PHYSX3_LIBPATH_PREFIX vc12win64)
-   elseif(MSVC14)
+   elseif(MSVC_VERSION EQUAL 1900)
       set(PHYSX3_LIBPATH_PREFIX vc14win64)
-   #VS 2017 uses 14.x toolchain so can't use MSVC15
-   elseif(MSVC_VERSION GREATER_OR_EQUAL_TO 1910)
+   elseif(MSVC_VERSION GREATER_EQUAL 1910)
       set(PHYSX3_LIBPATH_PREFIX vc15win64)
    else()
       message(FATAL_ERROR "This version of VS is not supported")