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Physics2D/Collider2D: Implement CompoundCollider2D and ConvexCollider2D

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This commit is contained in:
Jérôme Leclercq
2017-07-27 11:39:23 +02:00
parent b00487c88c
commit afdc018778
5 changed files with 143 additions and 32 deletions
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68
include/Nazara/Physics2D/Collider2D.hpp
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@@ -11,6 +11,7 @@
#include <Nazara/Core/ObjectRef.hpp>
#include <Nazara/Core/ObjectLibrary.hpp>
#include <Nazara/Core/Signal.hpp>
#include <Nazara/Core/SparsePtr.hpp>
#include <Nazara/Math/Rect.hpp>
#include <Nazara/Math/Vector2.hpp>
#include <Nazara/Physics2D/Config.hpp>
@@ -33,6 +34,7 @@ namespace Nz
{
friend Collider2DLibrary;
friend RigidBody2D;
friend class CompoundCollider2D; //< See CompoundCollider2D::CreateShapes
public:
inline Collider2D();
@@ -40,7 +42,7 @@ namespace Nz
Collider2D(Collider2D&&) = delete;
virtual ~Collider2D();
virtual float ComputeInertialMatrix(float mass) const = 0;
virtual float ComputeMomentOfInertia(float mass) const = 0;
inline Nz::UInt32 GetCategoryMask() const;
inline Nz::UInt32 GetCollisionGroup() const;
@@ -64,7 +66,7 @@ namespace Nz
NazaraSignal(OnColliderRelease, const Collider2D* /*collider*/);
protected:
virtual std::vector<cpShape*> CreateShapes(RigidBody2D* body) const = 0;
virtual void CreateShapes(RigidBody2D* body, std::vector<cpShape*>& shapes) const = 0;
bool m_trigger;
Nz::UInt32 m_categoryMask;
@@ -89,7 +91,7 @@ namespace Nz
BoxCollider2D(const Vector2f& size, float radius = 0.f);
BoxCollider2D(const Rectf& rect, float radius = 0.f);
float ComputeInertialMatrix(float mass) const override;
float ComputeMomentOfInertia(float mass) const override;
inline const Rectf& GetRect() const;
inline Vector2f GetSize() const;
@@ -98,7 +100,7 @@ namespace Nz
template<typename... Args> static BoxCollider2DRef New(Args&&... args);
private:
std::vector<cpShape*> CreateShapes(RigidBody2D* body) const override;
void CreateShapes(RigidBody2D* body, std::vector<cpShape*>& shapes) const override;
Rectf m_rect;
float m_radius;
@@ -114,7 +116,7 @@ namespace Nz
public:
CircleCollider2D(float radius, const Vector2f& offset = Vector2f::Zero());
float ComputeInertialMatrix(float mass) const override;
float ComputeMomentOfInertia(float mass) const override;
inline float GetRadius() const;
ColliderType2D GetType() const override;
@@ -122,12 +124,58 @@ namespace Nz
template<typename... Args> static CircleCollider2DRef New(Args&&... args);
private:
std::vector<cpShape*> CreateShapes(RigidBody2D* body) const override;
void CreateShapes(RigidBody2D* body, std::vector<cpShape*>& shapes) const override;
Vector2f m_offset;
float m_radius;
};
class CompoundCollider2D;
using CompoundCollider2DConstRef = ObjectRef<const CompoundCollider2D>;
using CompoundCollider2DRef = ObjectRef<CompoundCollider2D>;
class NAZARA_PHYSICS2D_API CompoundCollider2D : public Collider2D
{
public:
CompoundCollider2D(std::vector<Collider2DRef> geoms);
float ComputeMomentOfInertia(float mass) const override;
inline const std::vector<Collider2DRef>& GetGeoms() const;
ColliderType2D GetType() const override;
template<typename... Args> static CompoundCollider2DRef New(Args&&... args);
private:
void CreateShapes(RigidBody2D* body, std::vector<cpShape*>& shapes) const override;
std::vector<Collider2DRef> m_geoms;
};
class ConvexCollider2D;
using ConvexCollider2DConstRef = ObjectRef<const ConvexCollider2D>;
using ConvexCollider2DRef = ObjectRef<ConvexCollider2D>;
class NAZARA_PHYSICS2D_API ConvexCollider2D : public Collider2D
{
public:
ConvexCollider2D(SparsePtr<const Vector2f> vertices, std::size_t vertexCount, float radius = 0.f);
float ComputeMomentOfInertia(float mass) const override;
ColliderType2D GetType() const override;
template<typename... Args> static ConvexCollider2DRef New(Args&&... args);
private:
void CreateShapes(RigidBody2D* body, std::vector<cpShape*>& shapes) const override;
std::vector<Vector2d> m_vertices;
float m_radius;
};
class NullCollider2D;
using NullCollider2DConstRef = ObjectRef<const NullCollider2D>;
@@ -138,14 +186,14 @@ namespace Nz
public:
NullCollider2D() = default;
float ComputeInertialMatrix(float mass) const override;
float ComputeMomentOfInertia(float mass) const override;
ColliderType2D GetType() const override;
template<typename... Args> static NullCollider2DRef New(Args&&... args);
private:
std::vector<cpShape*> CreateShapes(RigidBody2D* body) const override;
void CreateShapes(RigidBody2D* body, std::vector<cpShape*>& shapes) const override;
};
class SegmentCollider2D;
@@ -158,7 +206,7 @@ namespace Nz
public:
inline SegmentCollider2D(const Vector2f& first, const Vector2f& second, float thickness = 1.f);
float ComputeInertialMatrix(float mass) const override;
float ComputeMomentOfInertia(float mass) const override;
inline const Vector2f& GetFirstPoint() const;
inline float GetLength() const;
@@ -168,7 +216,7 @@ namespace Nz
template<typename... Args> static SegmentCollider2DRef New(Args&&... args);
private:
std::vector<cpShape*> CreateShapes(RigidBody2D* body) const override;
void CreateShapes(RigidBody2D* body, std::vector<cpShape*>& shapes) const override;
Vector2f m_first;
Vector2f m_second;