Expose P_PlayerZMovement to Lua.

Finishing off these changes; how a player moves vertically.

src/lua_baselib.c

@@ -979,6 +979,17 @@ static int lib_pSceneryZMovement(lua_State *L)
 	return 1;
 }
 
+static int lib_pPlayerZMovement(lua_State *L)
+{
+	mobj_t *actor = *((mobj_t **)luaL_checkudata(L, 1, META_MOBJ));
+	NOHUD
+	INLEVEL
+	if (!actor)
+		return LUA_ErrInvalid(L, "mobj_t");
+	P_PlayerZMovement(actor);
+	return 0;
+}
+
 // P_USER
 ////////////
 
@@ -3343,6 +3354,7 @@ static luaL_Reg lib[] = {
 	{"P_ZMovement",lib_pZMovement},
 	{"P_RingZMovement",lib_pRingZMovement},
 	{"P_SceneryZMovement",lib_pSceneryZMovement},
+	{"P_PlayerZMovement",lib_pPlayerZMovement},
 
 	// p_user
 	{"P_GetPlayerHeight",lib_pGetPlayerHeight},

src/p_mobj.c

@@ -2891,7 +2891,7 @@ static boolean P_PlayerPolyObjectZMovement(mobj_t *mo)
 	return stopmovecut;
 }
 
-static void P_PlayerZMovement(mobj_t *mo)
+void P_PlayerZMovement(mobj_t *mo)
 {
 	boolean onground;
 

src/p_mobj.h

@@ -476,6 +476,7 @@ void P_SceneryXYMovement(mobj_t *mo);
 boolean P_ZMovement(mobj_t *mo);
 void P_RingZMovement(mobj_t *mo);
 boolean P_SceneryZMovement(mobj_t *mo);
+void P_PlayerZMovement(mobj_t *mo);
 void P_EmeraldManager(void);
 
 extern INT32 modulothing;