73 lines
2.1 KiB
C++
73 lines
2.1 KiB
C++
// Copyright (C) 2017 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Physics 2D module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_PHYSWORLD2D_HPP
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#define NAZARA_PHYSWORLD2D_HPP
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#include <Nazara/Prerequesites.hpp>
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#include <Nazara/Math/Vector2.hpp>
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#include <Nazara/Physics2D/Config.hpp>
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#include <memory>
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#include <unordered_map>
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struct cpCollisionHandler;
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struct cpSpace;
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namespace Nz
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{
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class RigidBody2D;
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class NAZARA_PHYSICS2D_API PhysWorld2D
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{
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using ContactEndCallback = void(*)(PhysWorld2D& world, RigidBody2D& bodyA, RigidBody2D& bodyB, void* userdata);
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using ContactPreSolveCallback = bool(*)(PhysWorld2D& world, RigidBody2D& bodyA, RigidBody2D& bodyB, void* userdata);
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using ContactPostSolveCallback = void(*)(PhysWorld2D& world, RigidBody2D& bodyA, RigidBody2D& bodyB, void* userdata);
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using ContactStartCallback = bool(*)(PhysWorld2D& world, RigidBody2D& bodyA, RigidBody2D& bodyB, void* userdata);
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public:
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struct Callback;
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PhysWorld2D();
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PhysWorld2D(const PhysWorld2D&) = delete;
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PhysWorld2D(PhysWorld2D&&) = delete; ///TODO
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~PhysWorld2D();
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Vector2f GetGravity() const;
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cpSpace* GetHandle() const;
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float GetStepSize() const;
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void RegisterCallbacks(unsigned int collisionId, const Callback& callbacks);
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void RegisterCallbacks(unsigned int collisionIdA, unsigned int collisionIdB, const Callback& callbacks);
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void SetGravity(const Vector2f& gravity);
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void SetStepSize(float stepSize);
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void Step(float timestep);
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PhysWorld2D& operator=(const PhysWorld2D&) = delete;
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PhysWorld2D& operator=(PhysWorld2D&&) = delete; ///TODO
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struct Callback
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{
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ContactEndCallback endCallback;
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ContactPreSolveCallback preSolveCallback;
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ContactPostSolveCallback postSolveCallback;
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ContactStartCallback startCallback;
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void* userdata;
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};
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private:
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void InitCallbacks(cpCollisionHandler* handler, const Callback& callbacks);
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std::unordered_map<cpCollisionHandler*, std::unique_ptr<Callback>> m_callbacks;
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cpSpace* m_handle;
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float m_stepSize;
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float m_timestepAccumulator;
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};
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}
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#endif // NAZARA_PHYSWORLD2D_HPP
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