profilergraph.h

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// Luanti
// SPDX-License-Identifier: LGPL-2.1-or-later
// Copyright (C) 2010-2018 celeron55, Perttu Ahola <celeron55@gmail.com>
 
#pragma once
 
#include <SColor.h>
#include <deque>
#include <utility>
#include <IGUIFont.h>
#include "profiler.h"
 
namespace irr::video {
        class IVideoDriver;
}
 
/* Profiler display */
class ProfilerGraph
{
private:
        struct Piece
        {
                Piece(Profiler::GraphValues v) : values(std::move(v)) {}
                Profiler::GraphValues values;
        };
        struct Meta
        {
                float min;
                float max;
                video::SColor color;
                Meta(float initial = 0,
                                video::SColor color = video::SColor(255, 255, 255, 255)) :
                                min(initial),
                                max(initial), color(color)
                {
                }
        };
        std::deque<Piece> m_log;
 
public:
        u32 m_log_max_size = 200;
 
        ProfilerGraph() = default;
 
        void put(const Profiler::GraphValues &values);
 
        void draw(s32 x_left, s32 y_bottom, video::IVideoDriver *driver,
                        gui::IGUIFont *font) const;
};