Implement Thwomps

src/engine/World.cpp

@@ -46,6 +46,7 @@ static size_t busses;
 static size_t tankerTrucks;
 static size_t cars;
 static size_t boats;
+static size_t thwomps;
 
 /**
  * Note that you can only remove the tender if there are no carriages
@@ -82,7 +83,7 @@ void World::AddCar(f32 speedA, f32 speedB, TrackWaypoint* path, uint32_t waypoin
 }
 
 void World::ClearVehicles(void) {
-    trains = trucks = busses = tankerTrucks = cars = boats = 0;
+    trains = trucks = busses = tankerTrucks = cars = boats = thwomps = 0;
     Vehicles.clear();
 }
 
@@ -96,6 +97,11 @@ void World::AddBombKart(Vec3f pos, TrackWaypoint* waypoint, uint16_t waypointInd
     BombKarts.push_back(std::make_unique<OBombKart>(pos, waypoint, waypointIndex, state, unk_3C));
 }
 
+void World::AddThwomp(f32 x, f32 z, s16 direction, f32 scale, s16 behaviour, s16 primAlpha) {
+    Thwomps.push_back(std::make_unique<OThwomp>(thwomps, x, z, direction, scale, behaviour, primAlpha));
+    thwomps++;
+}
+
 u32 World::GetCupIndex() {
     return this->CupIndex;
 }