#pragma once
#include <vulkan/vulkan.hpp>

#include "render_resource.h"

enum class lock_state {
    NONE,
    WRITE,
    READ,
    READ_WRITE
};

class render_target : public render_resource {
public:

    void resize(const uint32_t width, const uint32_t height) {
        if (width_ == width && height_ == height)
            return;

        width_ = width;
        height_ = height;
        on_resize(width, height);
        if (on_resize_callback)
            on_resize_callback(shared_from_this());
    }

    void* lock(lock_state state) const;
    void unlock();

    void destroy() override;

    std::function<void(std::shared_ptr<render_resource>)> on_resize_callback;
    vk::Framebuffer framebuffer;
protected:
    void create(uint32_t width, uint32_t height);
    void on_init() override;
    void on_resize(uint32_t width, uint32_t height);
};