imgui_manager.h

#pragma once

#include "core/get.h"
#include "win32/window.h"
#include "win32/key_code.h"
#include "renderer/imgui/imgui.h"
#include "renderer/d3d12_includes.h"
#include "renderer/root_signature.h"
#include "renderer/pipeline_state.h"
#include "renderer/buffers/color_buffer.h"
#include "renderer/buffers/upload_buffer.h"

namespace blowbox
{
    class ImGuiManager
    {
    public:
        ImGuiManager();

        ~ImGuiManager();

        void Init();

        void NewFrame();

        void Render();

        void Shutdown();

        static void ImGuiRenderDrawLists(ImDrawData* draw_data);

    protected:
        void CreateDeviceObjects();

        void InvalidateDeviceObjects();

    private:
        bool initialized_;                      
        INT64 ticks_per_second_;                
        INT64 time_;                            

        ID3DBlob* vertex_shader_blob_;          
        D3D12_SHADER_BYTECODE vertex_shader_;   

        ID3DBlob* pixel_shader_blob_;           
        D3D12_SHADER_BYTECODE pixel_shader_;    

        GraphicsPSO pipeline_state_;            
        RootSignature root_signature_;          
        ColorBuffer texture_buffer_;            

        UploadBuffer upload_buffer_;            
    };
}