SDK: Add components and system for 2D physics

SDK/include/NDK/Components/PhysicsComponent2D.hpp

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+// Copyright (C) 2015 Jérôme Leclercq
+// This file is part of the "Nazara Development Kit"
+// For conditions of distribution and use, see copyright notice in Prerequesites.hpp
+
+#pragma once
+
+#ifndef NDK_COMPONENTS_PHYSICSCOMPONENT2D_HPP
+#define NDK_COMPONENTS_PHYSICSCOMPONENT2D_HPP
+
+#include <Nazara/Physics2D/RigidBody2D.hpp>
+#include <NDK/Component.hpp>
+#include <memory>
+
+namespace Ndk
+{
+	class Entity;
+
+	class NDK_API PhysicsComponent2D : public Component<PhysicsComponent2D>
+	{
+		friend class CollisionComponent2D;
+		friend class PhysicsSystem2D;
+
+		public:
+			PhysicsComponent2D() = default;
+			PhysicsComponent2D(const PhysicsComponent2D& physics);
+			~PhysicsComponent2D() = default;
+
+			void AddForce(const Nz::Vector2f& force, Nz::CoordSys coordSys = Nz::CoordSys_Global);
+			void AddForce(const Nz::Vector2f& force, const Nz::Vector2f& point, Nz::CoordSys coordSys = Nz::CoordSys_Global);
+			void AddTorque(float torque);
+
+			Nz::Rectf GetAABB() const;
+			float GetAngularVelocity() const;
+			Nz::Vector2f GetCenterOfGravity(Nz::CoordSys coordSys = Nz::CoordSys_Local) const;
+			float GetMass() const;
+			Nz::Vector2f GetPosition() const;
+			float GetRotation() const;
+			Nz::Vector2f GetVelocity() const;
+
+			bool IsSleeping() const;
+
+			void SetAngularVelocity(float angularVelocity);
+			void SetMass(float mass);
+			void SetMassCenter(const Nz::Vector2f& center);
+			void SetPosition(const Nz::Vector2f& position);
+			void SetRotation(float rotation);
+			void SetVelocity(const Nz::Vector2f& velocity);
+
+			static ComponentIndex componentIndex;
+
+		private:
+			Nz::RigidBody2D& GetRigidBody();
+
+			void OnAttached() override;
+			void OnComponentAttached(BaseComponent& component) override;
+			void OnComponentDetached(BaseComponent& component) override;
+			void OnDetached() override;
+
+			std::unique_ptr<Nz::RigidBody2D> m_object;
+	};
+}
+
+#include <NDK/Components/PhysicsComponent2D.inl>
+
+#endif // NDK_COMPONENTS_PHYSICSCOMPONENT2D_HPP