Cannot respawn inside other players, unless all are blocked.

include/Engine/Collision/Collision.h

@@ -78,13 +78,21 @@ bool AABBvsTriangles(const AABB& box,
     bool& isOnGround,
     glm::vec3& outResolutionVector);
 
+//Detects collision, but does not resolve.
+bool AABBvsTriangles(const AABB& box,
+    const RawModel::Vertex* modelVertices,
+    const std::vector<unsigned int>& modelIndices,
+    const glm::mat4& modelMatrix);
+
 //Return true if the boxes are intersecting.
 bool AABBVsAABB(const AABB& a, const AABB& b);
 //Return true if the boxes are intersecting.
 //Also outputs the minimum translation that box [a] would need in order to resolve collision.
 bool AABBVsAABB(const AABB& a, const AABB& b, glm::vec3& minimumTranslation);
 
-// Calculates an absolute AABB from an entity AABB component
+// Calculates an absolute AABB from an entity AABB component or Model component.
+// if takeModelBox is true, the AABB component will be ignored and box is calculated from Model.
+// if takeModelBox is false, the AABB component will be prefered, if it exists.
 boost::optional<EntityAABB> EntityAbsoluteAABB(EntityWrapper& entity, bool takeModelBox = false);
 boost::optional<EntityAABB> AbsoluteAABBExplosionEffect(EntityWrapper& entity);
 //Returns the first entity hit by the input ray. entitiesPotentiallyHitSorted needs to be sorted 

include/Game/Systems/SpawnerSystem.h

@@ -15,11 +15,16 @@ class SpawnerSystem : public System
 public:
     SpawnerSystem(SystemParams params);
 
-    static EntityWrapper Spawn(EntityWrapper spawner, EntityWrapper parent = EntityWrapper::Invalid);
+    // If dontCollideComponent is set, to e.g. "Player", then all the spawner 
+    // will try to pick a spawn location so that the spawned entity doesn't 
+    // collide with anything that has that component and is collidable.
+    static EntityWrapper Spawn(EntityWrapper spawner, EntityWrapper parent = EntityWrapper::Invalid, const std::string& dontCollideComponent = "");
 
 private:
     EventRelay<SpawnerSystem, Events::SpawnerSpawn> m_OnSpawnerSpawn;
     bool OnSpawnerSpawn(Events::SpawnerSpawn& e);
+    static void transformEntityToSpawnPoint(EntityWrapper spawnedEntity, EntityWrapper spawnPoint);
+    static bool spawnedEntityIsColliding(EntityWrapper spawnedEntity, EntityWrapper spawnPoint, const std::string& dontCollideComponent);
 };
 
 #endif