too many things

src/td/simulation/system/EntityMove.cpp

@@ -0,0 +1,13 @@
+#include <td/simulation/system/EntityMove.h>
+
+namespace td {
+namespace sim {
+
+void EntityMove::Tick(const game::World& a_World, WorldSnapshot& a_State, FpFloat a_Delta) {
+	for (auto& mob : a_State.m_Mobs) {
+		mob->GetPosition().x += a_Delta;
+	}
+}
+
+}  // namespace sim
+}  // namespace td