DefaultCollider.hpp

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/**************************************************************************
 * EngineSquared v0.1.1
 *
 * EngineSquared is a software package, part of the Engine² organization.
 *
 * This file is part of the EngineSquared project that is under MIT License.
 * Copyright © 2025-present by @EngineSquared, All rights reserved.
 *
 * EngineSquared is a free software: you can redistribute it and/or modify
 * it under the terms of the MIT License. See the project's LICENSE file for
 * the full license text and details.
 *
 * @file DefaultCollider.hpp
 * @brief Default collider component auto-created when no explicit collider
 *
 * This collider is automatically created when a RigidBody is added to an
 * entity that has no explicit collider component (BoxCollider, etc.).
 * It creates a box shape based on the entity's mesh bounds.
 *
 * @author @EngineSquared
 * @version 0.1.1
 * @date 2025-10-28
 **************************************************************************/
 
#pragma once
 
#include <glm/vec3.hpp>
 
namespace Physics::Component {

struct DefaultCollider {
    glm::vec3 halfExtents{0.5f, 0.5f, 0.5f};

    glm::vec3 offset{0.0f, 0.0f, 0.0f};

    DefaultCollider() = default;

    explicit DefaultCollider(const glm::vec3 &extents) : halfExtents(extents) {}

    DefaultCollider(const glm::vec3 &extents, const glm::vec3 &localOffset) : halfExtents(extents), offset(localOffset)
    {
    }

    [[nodiscard]] glm::vec3 GetSize() const { return halfExtents * 2.0f; }
};
 
} // namespace Physics::Component