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Made TriggerSystem make use of Octree

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This commit is contained in:
sippeangelo
2016-01-27 13:35:16 +01:00
parent 8bed5194d8
commit 5fcd26cd3e
20 changed files with 145 additions and 130 deletions
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include/Engine/Collision/CollidableOctreeSystem.h
+3 -2
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@@ -4,11 +4,12 @@
#include "../Core/System.h"
#include "../Core/Octree.h"
#include "Collision.h"
#include "EntityAABB.h"
class CollidableOctreeSystem : public ImpureSystem, public PureSystem
{
public:
CollidableOctreeSystem(World* world, EventBroker* eventBroker, Octree<AABB>* octree)
CollidableOctreeSystem(World* world, EventBroker* eventBroker, Octree<EntityAABB>* octree)
: System(world, eventBroker)
, PureSystem("Collidable")
, m_Octree(octree)
@@ -18,7 +19,7 @@ public:
virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& component, double dt) override;
private:
Octree<AABB>* m_Octree;
Octree<EntityAABB>* m_Octree;
};
#endif
include/Engine/Collision/Collision.h
+2 -1
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@@ -15,6 +15,7 @@
#include "../Core/Transform.h"
#include "../Core/Entity.h"
#include "../Core/EntityWrapper.h"
#include "EntityAABB.h"
class World;
struct ComponentWrapper;
@@ -61,7 +62,7 @@ bool AABBVsAABB(const AABB& a, const AABB& b, glm::vec3& minimumTranslation);
bool IsSameBoxProbably(const AABB& first, const AABB& second, const float epsilon = 0.0001f);
// Calculates an absolute AABB from an entity AABB component
boost::optional<AABB> EntityAbsoluteAABB(EntityWrapper& entity);
boost::optional<EntityAABB> EntityAbsoluteAABB(EntityWrapper& entity);
}
include/Engine/Collision/CollisionSystem.h
+3 -2
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@@ -9,11 +9,12 @@
#include "../Core/EventBroker.h"
#include "../Core/EKeyUp.h"
#include "../Core/Octree.h"
#include "EntityAABB.h"
class CollisionSystem : public PureSystem
{
public:
CollisionSystem(World* world, EventBroker* eventBroker, Octree<AABB>* octree)
CollisionSystem(World* world, EventBroker* eventBroker, Octree<EntityAABB>* octree)
: System(world, eventBroker)
, PureSystem("Collidable")
, m_Octree(octree)
@@ -26,7 +27,7 @@ public:
virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& component, double dt) override;
private:
Octree<AABB>* m_Octree;
Octree<EntityAABB>* m_Octree;
bool zPress;
EventRelay<CollisionSystem, Events::KeyUp> m_EKeyUp;
include/Engine/Collision/ETrigger.h
+7 -7
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@@ -2,7 +2,7 @@
#define Events_TriggerEnter_h__
#include "../Core/EventBroker.h"
#include "../Core/Entity.h"
#include "../Core/EntityWrapper.h"
namespace Events
{
@@ -11,27 +11,27 @@ namespace Events
struct TriggerTouch : Event
{
/** The id of the entity that touches the trigger. */
EntityID Entity;
EntityWrapper Entity;
/** The id of the trigger entity. */
EntityID Trigger;
EntityWrapper Trigger;
};
/** Thrown once, when an entity has completely left a trigger. */
struct TriggerLeave : Event
{
/** The id of the entity that left the trigger. */
EntityID Entity;
EntityWrapper Entity;
/** The id of the trigger entity. */
EntityID Trigger;
EntityWrapper Trigger;
};
/** Thrown once, when an entity is completely contained inside a trigger. */
struct TriggerEnter : Event
{
/** The id of the entity that entered the trigger. */
EntityID Entity;
EntityWrapper Entity;
/** The id of the trigger entity. */
EntityID Trigger;
EntityWrapper Trigger;
};
}
include/Engine/Collision/EntityAABB.h
+22
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@@ -0,0 +1,22 @@
#ifndef EntityAABB_h__
#define EntityAABB_h__
#include "../Core/AABB.h"
#include "../Core/EntityWrapper.h"
struct EntityAABB : AABB
{
EntityAABB() = default;
EntityAABB(const glm::vec3& minPos, const glm::vec3& maxPos)
: AABB(minPos, maxPos)
{ }
EntityAABB(const AABB& aabb)
: AABB(aabb)
{ }
EntityWrapper Entity;
};
#endif
include/Engine/Collision/TriggerSystem.h
+10 -8
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@@ -8,13 +8,14 @@
#include "../Core/EventBroker.h"
#include "../Core/Octree.h"
#include "ETrigger.h"
#include "EntityAABB.h"
class AABB;
class TriggerSystem : public PureSystem
{
public:
TriggerSystem(World* world, EventBroker* eventBroker, Octree<AABB>* octree)
TriggerSystem(World* world, EventBroker* eventBroker, Octree<EntityAABB>* octree)
: System(world, eventBroker)
, PureSystem("Trigger")
, m_Octree(octree)
@@ -27,9 +28,10 @@ public:
virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& component, double dt) override;
private:
Octree<AABB>* m_Octree;
std::unordered_map<EntityID, std::unordered_set<EntityID>> m_EntitiesTouchingTrigger;
std::unordered_map<EntityID, std::unordered_set<EntityID>> m_EntitiesCompletelyInTrigger;
Octree<EntityAABB>* m_Octree;
std::vector<EntityAABB> m_OctreeOut;
std::unordered_map<EntityWrapper, std::unordered_set<EntityWrapper>> m_EntitiesTouchingTrigger;
std::unordered_map<EntityWrapper, std::unordered_set<EntityWrapper>> m_EntitiesCompletelyInTrigger;
//TODO: Only exists for debug purposes, remove later.
EventRelay<TriggerSystem, Events::TriggerEnter> m_EEnter;
@@ -40,13 +42,13 @@ private:
bool OnLeave(const Events::TriggerLeave &event);
//True if leave event was thrown.
bool throwLeaveIfWasInTrigger(std::unordered_set<EntityID>& triggerSet, EntityID pId, EntityID tId);
bool throwLeaveIfWasInTrigger(std::unordered_set<EntityWrapper>& triggerSet, EntityWrapper colliderENtity, EntityWrapper triggerEntity);
template<typename Event>
void publish(EntityID pId, EntityID tId)
void publish(EntityWrapper collider, EntityWrapper trigger)
{
Event e;
e.Trigger = tId;
e.Entity = pId;
e.Trigger = trigger;
e.Entity = collider;
m_EventBroker->Publish(e);
}
};
include/Engine/Core/AABB.h
-1
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@@ -9,7 +9,6 @@ public:
AABB() = default;
//No checks are made. Values in minPos must be less than values in maxPos, i.e. min.x < max.x, etc.
AABB(const glm::vec3& minPos, const glm::vec3& maxPos);
AABB(const glm::vec4& minPos, const glm::vec4& maxPos);
//No checks are made. Size must consist of non-negative numbers.
static AABB FromOriginSize(const glm::vec3& origin, const glm::vec3& size);
virtual ~AABB();
include/Engine/Core/EntityWrapper.h
-1
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@@ -35,7 +35,6 @@ struct EntityWrapper
bool operator==(const EntityWrapper& e) const;
bool operator!=(const EntityWrapper& e) const;
explicit operator EntityID() const;
operator bool();
private:
EntityWrapper firstChildByNameRecursive(const std::string& name, EntityID parent);
include/Engine/Core/Octree.h
+1 -1
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@@ -149,7 +149,7 @@ template<typename T>
template<typename Box>
void Octree<T>::ObjectsInSameRegion(const Box& box, std::vector<T>& outObjects)
{
static_assert(std::is_base_of<AABB, Box>::value, "template argument type Box in Octree<T>::ObjectsInSameRegion must be a subclass of AABB.");
//static_assert(std::is_base_of<AABB, Box>::value, "template argument type Box in Octree<T>::ObjectsInSameRegion must be a subclass of AABB.");
falsifyObjectChecks();
m_Root->ObjectsInSameRegion(box, outObjects);
}