Rename Physics2D to ChipmunkPhysics2D
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SirLynix
committed by
Jérôme Leclercq
Jérôme Leclercq
parent
b1255ad2ad
commit
26b23ccce6
166
include/Nazara/ChipmunkPhysics2D/ChipmunkPhysWorld2D.hpp
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166
include/Nazara/ChipmunkPhysics2D/ChipmunkPhysWorld2D.hpp
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// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Physics2D 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_CHIPMUNKPHYSICS2D_PHYSWORLD2D_HPP
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#define NAZARA_CHIPMUNKPHYSICS2D_PHYSWORLD2D_HPP
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#include <NazaraUtils/Prerequisites.hpp>
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#include <Nazara/Core/Color.hpp>
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#include <Nazara/Core/Time.hpp>
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#include <Nazara/Math/Angle.hpp>
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#include <Nazara/Math/Vector2.hpp>
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#include <Nazara/ChipmunkPhysics2D/Config.hpp>
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#include <Nazara/ChipmunkPhysics2D/ChipmunkRigidBody2D.hpp>
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#include <NazaraUtils/FunctionRef.hpp>
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#include <NazaraUtils/Signal.hpp>
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#include <functional>
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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 ChipmunkArbiter2D;
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class NAZARA_CHIPMUNKPHYSICS2D_API ChipmunkPhysWorld2D
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{
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friend ChipmunkRigidBody2D;
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using ContactEndCallback = std::function<void(ChipmunkPhysWorld2D& world, ChipmunkArbiter2D& arbiter, ChipmunkRigidBody2D& bodyA, ChipmunkRigidBody2D& bodyB, void* userdata)>;
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using ContactPreSolveCallback = std::function<bool(ChipmunkPhysWorld2D& world, ChipmunkArbiter2D& arbiter, ChipmunkRigidBody2D& bodyA, ChipmunkRigidBody2D& bodyB, void* userdata)>;
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using ContactPostSolveCallback = std::function<void(ChipmunkPhysWorld2D& world, ChipmunkArbiter2D& arbiter, ChipmunkRigidBody2D& bodyA, ChipmunkRigidBody2D& bodyB, void* userdata)>;
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using ContactStartCallback = std::function<bool(ChipmunkPhysWorld2D& world, ChipmunkArbiter2D& arbiter, ChipmunkRigidBody2D& bodyA, ChipmunkRigidBody2D& bodyB, void* userdata)>;
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using DebugDrawCircleCallback = std::function<void(const Vector2f& origin, const RadianAnglef& rotation, float radius, const Color& outlineColor, const Color& fillColor, void* userdata)>;
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using DebugDrawDotCallback = std::function<void(const Vector2f& origin, float radius, const Color& color, void* userdata)>;
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using DebugDrawPolygonCallback = std::function<void(const Vector2f* vertices, std::size_t vertexCount, float radius, const Color& outlineColor, const Color& fillColor, void* userdata)>;
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using DebugDrawSegmentCallback = std::function<void(const Vector2f& first, const Vector2f& second, const Color& color, void* userdata)>;
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using DebugDrawTickSegmentCallback = std::function<void(const Vector2f& first, const Vector2f& second, float thickness, const Color& outlineColor, const Color& fillColor, void* userdata)>;
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using DebugDrawGetColorCallback = std::function<Color(ChipmunkRigidBody2D& body, std::size_t shapeIndex, void* userdata)>;
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public:
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struct Callback;
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struct DebugDrawOptions;
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struct NearestQueryResult;
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struct RaycastHit;
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ChipmunkPhysWorld2D();
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ChipmunkPhysWorld2D(const ChipmunkPhysWorld2D&) = delete;
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ChipmunkPhysWorld2D(ChipmunkPhysWorld2D&&) = delete; ///TODO
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~ChipmunkPhysWorld2D();
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void DebugDraw(const DebugDrawOptions& options, bool drawShapes = true, bool drawConstraints = true, bool drawCollisions = true);
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float GetDamping() const;
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Vector2f GetGravity() const;
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cpSpace* GetHandle() const;
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std::size_t GetIterationCount() const;
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std::size_t GetMaxStepCount() const;
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Time GetStepSize() const;
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bool NearestBodyQuery(const Vector2f& from, float maxDistance, UInt32 collisionGroup, UInt32 categoryMask, UInt32 collisionMask, ChipmunkRigidBody2D** nearestBody = nullptr);
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bool NearestBodyQuery(const Vector2f& from, float maxDistance, UInt32 collisionGroup, UInt32 categoryMask, UInt32 collisionMask, NearestQueryResult* result);
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void RaycastQuery(const Vector2f& from, const Vector2f& to, float radius, UInt32 collisionGroup, UInt32 categoryMask, UInt32 collisionMask, const FunctionRef<void(const RaycastHit&)>& callback);
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bool RaycastQuery(const Vector2f& from, const Vector2f& to, float radius, UInt32 collisionGroup, UInt32 categoryMask, UInt32 collisionMask, std::vector<RaycastHit>* hitInfos);
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bool RaycastQueryFirst(const Vector2f& from, const Vector2f& to, float radius, UInt32 collisionGroup, UInt32 categoryMask, UInt32 collisionMask, RaycastHit* hitInfo = nullptr);
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void RegionQuery(const Rectf& boundingBox, UInt32 collisionGroup, UInt32 categoryMask, UInt32 collisionMask, const FunctionRef<void(ChipmunkRigidBody2D*)>& callback);
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void RegionQuery(const Rectf& boundingBox, UInt32 collisionGroup, UInt32 categoryMask, UInt32 collisionMask, std::vector<ChipmunkRigidBody2D*>* bodies);
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void RegisterCallbacks(unsigned int collisionId, Callback callbacks);
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void RegisterCallbacks(unsigned int collisionIdA, unsigned int collisionIdB, Callback callbacks);
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void SetDamping(float dampingValue);
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void SetGravity(const Vector2f& gravity);
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void SetIterationCount(std::size_t iterationCount);
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void SetMaxStepCount(std::size_t maxStepCount);
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void SetSleepTime(Time sleepTime);
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void SetStepSize(Time stepSize);
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void Step(Time timestep);
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void UseSpatialHash(float cellSize, std::size_t entityCount);
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ChipmunkPhysWorld2D& operator=(const ChipmunkPhysWorld2D&) = delete;
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ChipmunkPhysWorld2D& operator=(ChipmunkPhysWorld2D&&) = delete; ///TODO
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struct Callback
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{
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ContactEndCallback endCallback = nullptr;
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ContactPreSolveCallback preSolveCallback = nullptr;
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ContactPostSolveCallback postSolveCallback = nullptr;
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ContactStartCallback startCallback = nullptr;
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void* userdata = nullptr;
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};
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struct DebugDrawOptions
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{
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Color constraintColor;
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Color collisionPointColor;
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Color shapeOutlineColor;
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DebugDrawCircleCallback circleCallback;
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DebugDrawGetColorCallback colorCallback;
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DebugDrawDotCallback dotCallback;
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DebugDrawPolygonCallback polygonCallback;
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DebugDrawSegmentCallback segmentCallback;
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DebugDrawTickSegmentCallback thickSegmentCallback;
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void* userdata;
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};
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struct NearestQueryResult
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{
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ChipmunkRigidBody2D* nearestBody;
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Vector2f closestPoint;
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Vector2f fraction;
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float distance;
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};
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struct RaycastHit
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{
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ChipmunkRigidBody2D* nearestBody;
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Vector2f hitPos;
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Vector2f hitNormal;
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float fraction;
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};
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NazaraSignal(OnPhysWorld2DPreStep, const ChipmunkPhysWorld2D* /*physWorld*/, float /*invStepCount*/);
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NazaraSignal(OnPhysWorld2DPostStep, const ChipmunkPhysWorld2D* /*physWorld*/, float /*invStepCount*/);
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private:
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void InitCallbacks(cpCollisionHandler* handler, Callback callbacks);
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using PostStep = std::function<void(ChipmunkRigidBody2D* body)>;
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void OnRigidBodyMoved(ChipmunkRigidBody2D* oldPointer, ChipmunkRigidBody2D* newPointer);
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void OnRigidBodyRelease(ChipmunkRigidBody2D* rigidBody);
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void RegisterPostStep(ChipmunkRigidBody2D* rigidBody, PostStep&& func);
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struct PostStepContainer
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{
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NazaraSlot(ChipmunkRigidBody2D, OnRigidBody2DMove, onMovedSlot);
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NazaraSlot(ChipmunkRigidBody2D, OnRigidBody2DRelease, onReleaseSlot);
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std::vector<PostStep> funcs;
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};
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static_assert(std::is_nothrow_move_constructible<PostStepContainer>::value, "PostStepContainer should be noexcept MoveConstructible");
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std::size_t m_maxStepCount;
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std::unordered_map<cpCollisionHandler*, std::unique_ptr<Callback>> m_callbacks;
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std::unordered_map<ChipmunkRigidBody2D*, PostStepContainer> m_rigidPostSteps;
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cpSpace* m_handle;
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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_CHIPMUNKPHYSICS2D_PHYSWORLD2D_HPP
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