74 lines
1.8 KiB
C++
74 lines
1.8 KiB
C++
// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Physics3D 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_PHYSICS3D_PHYSWORLD3D_HPP
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#define NAZARA_PHYSICS3D_PHYSWORLD3D_HPP
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#include <NazaraUtils/Prerequisites.hpp>
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#include <Nazara/Core/Time.hpp>
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#include <Nazara/Math/Box.hpp>
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#include <Nazara/Math/Vector3.hpp>
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#include <Nazara/Physics3D/Config.hpp>
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#include <NazaraUtils/FunctionRef.hpp>
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#include <NazaraUtils/MovablePtr.hpp>
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class btDynamicsWorld;
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class btRigidBody;
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namespace Nz
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{
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class RigidBody3D;
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class NAZARA_PHYSICS3D_API PhysWorld3D
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{
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friend RigidBody3D;
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public:
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struct RaycastHit;
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PhysWorld3D();
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PhysWorld3D(const PhysWorld3D&) = delete;
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PhysWorld3D(PhysWorld3D&& ph) = delete;
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~PhysWorld3D();
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btDynamicsWorld* GetDynamicsWorld();
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Vector3f GetGravity() const;
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std::size_t GetMaxStepCount() const;
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Time GetStepSize() const;
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void SetGravity(const Vector3f& gravity);
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void SetMaxStepCount(std::size_t maxStepCount);
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void SetStepSize(Time stepSize);
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void Step(Time timestep);
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PhysWorld3D& operator=(const PhysWorld3D&) = delete;
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PhysWorld3D& operator=(PhysWorld3D&&) = delete;
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struct RaycastHit
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{
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float fraction;
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RigidBody3D* hitBody;
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Vector3f hitPosition;
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Vector3f hitNormal;
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};
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private:
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btRigidBody* AddRigidBody(std::size_t& rigidBodyIndex, FunctionRef<void(btRigidBody* body)> constructor);
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void RemoveRigidBody(btRigidBody* rigidBody, std::size_t rigidBodyIndex);
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struct BulletWorld;
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std::size_t m_maxStepCount;
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std::unique_ptr<BulletWorld> m_world;
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Vector3f m_gravity;
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Time m_stepSize;
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Time m_timestepAccumulator;
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};
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}
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#endif // NAZARA_PHYSICS3D_PHYSWORLD3D_HPP
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