Collider.h

Go to the documentation of this file.

/**
 * @file Collider.h
 * @ingroup mnd_physics
 * @brief Thin RAII wrappers around Bullet collision shapes.
 */
 
#pragma once
 
#include <glm/vec3.hpp>
 
class btCollisionShape;
 
namespace mnd
{
/**
 * @ingroup mnd_physics
 * @brief Abstract owner of a `btCollisionShape`.
 *
 * Subclass constructors allocate a concrete Bullet shape; the destructor
 * releases it. Attach to a @ref RigidBody to give it geometry.
 */
class Collider
{
public:
    virtual ~Collider();
 
    /// Underlying Bullet shape (borrowed, do not delete).
    btCollisionShape *GetShape();
 
protected:
    btCollisionShape *m_shape = nullptr;
};
 
/**
 * @ingroup mnd_physics
 * @brief Axis-aligned box collider; @p extents are *half*-sizes.
 */
class BoxCollider : public Collider
{
public:
    BoxCollider(const glm::vec3 &extents);
};
 
/**
 * @ingroup mnd_physics
 * @brief Sphere collider of the given @p radius.
 */
class SphereCollider : public Collider
{
public:
    SphereCollider(float radius);
};
 
/**
 * @ingroup mnd_physics
 * @brief Y-axis capsule collider (cylinder + hemispherical caps).
 */
class CapsuleCollider : public Collider
{
public:
    CapsuleCollider(float radius, float height);
};
}  // namespace mnd