render_system.h

#pragma once
 
#include <memory>
#include <string>
 
#include "core/system.h"
#include "system/render/render_backend.h"
#include "system/render/render_settings.h"
#include "system/render/render_view.h"
 
namespace Vkm::Engine {

class RenderSystem : public System {
    public:
        RenderSystem() = default;
        ~RenderSystem() override = default;
 
        RenderSystem(const RenderSystem& other) = delete;
        RenderSystem& operator=(const RenderSystem& other) = delete;
 
        RenderSystem(RenderSystem && other) = delete;
        RenderSystem& operator=(RenderSystem && other) = delete;
 
    public:
        void update(FrameContext& ctx) override;

        void setBackend(std::unique_ptr<RenderBackend> backend, WindowManager& window);

        void releaseUploadedPixels(bool release) { m_releaseUploadedPixels = release; }

        BackendInfo backendInfo() const { return m_backend ? m_backend->info() : BackendInfo{}; }

        uint32_t maxAnisotropy() const { return m_backend ? m_backend->maxAnisotropy() : 1; }

        RenderBackend* backend() const { return m_backend.get(); }
 
    private:
        void writeScreenshot(const std::string& path);

        void releaseHeldPixels(ResourceManager& resources) const;
 
    private:
        std::unique_ptr<RenderBackend> m_backend;
 
        RenderView m_view;
 
        bool m_releaseUploadedPixels = false;
};
 
} // namespace Vkm::Engine