Only Spawn Three ChainChomps for Rainbow Track (#569)

* Update RainbowRoad.cpp

* Update ChainChomp.cpp

* Decrement actor counters in destructor

* Update Finishline.cpp

src/engine/actors/Finishline.cpp

@@ -74,6 +74,7 @@ void AFinishline::Draw(Camera *camera) {
 
     maxObjectsReached = render_set_position(mtx, 0) == 0;
     if (maxObjectsReached) {
+        FrameInterpolation_RecordCloseChild();
         return;
     }
 

src/engine/actors/Finishline.h

@@ -20,7 +20,9 @@ public:
      */
     AFinishline(const SpawnParams& params);
 
-    virtual ~AFinishline() override = default;
+    ~AFinishline() {
+        _count--;
+    }
 
     // This is simply a helper function to keep Spawning code clean
     static inline AFinishline* Spawn(FVector pos, IRotator rot) {

src/engine/courses/RainbowRoad.cpp

@@ -149,10 +149,6 @@ void RainbowRoad::BeginPlay() {
         gWorldInstance.AddObject(new OChainChomp());
         gWorldInstance.AddObject(new OChainChomp());
         gWorldInstance.AddObject(new OChainChomp());
-        gWorldInstance.AddObject(new OChainChomp());
-        gWorldInstance.AddObject(new OChainChomp());
-        gWorldInstance.AddObject(new OChainChomp());
-        gWorldInstance.AddObject(new OChainChomp());
     }
 
     if (gModeSelection == VERSUS) {

src/engine/objects/ChainChomp.cpp

@@ -20,8 +20,8 @@ OChainChomp::OChainChomp() {
     Name = "Chain Chomp";
     ResourceName = "mk:chain_chomp";
     _idx = _count;
-    init_object(indexObjectList2[_count], 0);
-    _objectIndex = indexObjectList2[_count];
+    init_object(indexObjectList2[_idx], 0);
+    _objectIndex = indexObjectList2[_idx];
 
     _count++;
 }

src/engine/objects/Crab.h

@@ -41,6 +41,9 @@ public:
     }
 
     explicit OCrab(const SpawnParams& params);
+    ~OCrab() {
+        _count--;
+    }
 
     virtual void Tick() override;
     virtual void Draw(s32 cameraId) override;

src/engine/objects/Mole.h

@@ -22,6 +22,9 @@ class OMoleGroup;
 class OMole : public OObject {
 public:
     explicit OMole(FVector pos, OMoleGroup* group);
+    ~OMole() {
+        _count--;
+    }
 
     virtual void Tick() override;
     virtual void Draw(s32 cameraId) override;

src/engine/objects/MoleGroup.h

@@ -22,6 +22,9 @@ public:
      * The mole must also be ready to jump to be considered.
      */
     explicit OMoleGroup(std::vector<FVector>& moles, size_t tickRate);
+    ~OMoleGroup() {
+        _count--;
+    }
 
     virtual void Tick() override;