drawable_3d.hpp

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// This file is part of the Rendering Engine project.
// Author: Alexander Obzherin <alexanderobzherin@gmail.com>
// Copyright (c) 2026 Alexander Obzherin
// Distributed under the terms of the zlib License. See LICENSE.md for details.
 
#pragma once
 
#include "rendering_engine_export.hpp"
#include "drawable_component.hpp"
#include "scene_component.hpp"
 
namespace rendering_engine
{
class Camera;
 
/**
 * @class Drawable3D
 * @brief 3D drawable component for rendering objects in 3D space.
 *
 * Encapsulates a transform (SceneComponent).
 * Provides per-frame update, world transform access, and render submission.
 *
 * @note Not copyable or assignable.
 * @see DrawableComponent, SceneComponent, Camera
 */
class RE_API Drawable3D : public DrawableComponent
{
public:
    /**
     * @brief Constructs the Drawable3D with a render context.
     * @param renderContext Resource context.
     */
    Drawable3D(RenderResourceContext renderContext, Scene& scene);
 
    /**
     * @copydoc DrawableComponent::Initialize
     */
    void Initialize() override;
 
    /**
     * @copydoc DrawableComponent::Update
     */
    void Update(float deltaTime) override;
 
    /**
     * @brief Submits this mesh to the renderer for drawing.
     */
    virtual void Draw(const Camera& camera) = 0;
 
    /**
     * @brief Sets the mesh position in world space.
     * @param position New position vector (x, y, z).
     */
    void SetPosition(const glm::vec3& position);
 
    /**
     * @brief Sets the mesh rotation in degrees.
     * @param rotation New rotation vector (pitch, yaw, roll), in degrees.
     */
    void SetRotation(const glm::vec3& rotation);
 
    /**
     * @brief Sets the mesh scale along each axis.
     * @param scale New scale vector (x, y, z).
     */
    void SetScale(const glm::vec3& scale);
 
    /**
     * @brief Gets the mesh position.
     */
    const glm::vec3& GetPosition() const;
 
    /**
     * @brief Gets the mesh rotation (pitch, yaw, roll in degrees).
     */
    const glm::vec3& GetRotation() const;
 
    /**
     * @brief Gets the mesh scale.
     */
    const glm::vec3& GetScale() const;
 
    /**
     * @brief Access to the underlying SceneComponent (transform).
     */
    SceneComponent& GetTransform();
    const SceneComponent& GetTransform() const;
    ///@}
 
    /**
     * @copydoc DrawableComponent::Destroy
     */
    void Destroy() override;
 
    Drawable3D(const Drawable3D& rhs) = delete;
    Drawable3D& operator=(const Drawable3D& rhs) = delete;
 
protected:
    SceneComponent mSceneComponent;
};
 
} // namespace rendering_engine