82 lines
2.3 KiB
C++
82 lines
2.3 KiB
C++
#pragma once
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#include "gdrv.h"
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struct SdlTickClock
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{
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using duration = std::chrono::milliseconds;
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using rep = duration::rep;
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using period = duration::period;
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using time_point = std::chrono::time_point<SdlTickClock>;
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static constexpr bool is_steady = true;
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static time_point now() noexcept
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{
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return time_point{duration{SDL_GetTicks()}};
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}
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};
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struct SdlPerformanceClock
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{
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using duration = std::chrono::duration<uint64_t, std::nano>;
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using rep = duration::rep;
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using period = duration::period;
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using time_point = std::chrono::time_point<SdlPerformanceClock>;
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static constexpr bool is_steady = true;
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static time_point now() noexcept
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{
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const auto freq = SDL_GetPerformanceFrequency();
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const auto ctr = SDL_GetPerformanceCounter();
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const auto whole = (ctr / freq) * period::den;
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const auto part = (ctr % freq) * period::den / freq;
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return time_point(duration(whole + part));
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}
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};
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class winmain
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{
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using Clock = SdlPerformanceClock; // Or std::chrono::steady_clock.
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using DurationMs = std::chrono::duration<double, std::milli>;
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using TimePoint = std::chrono::time_point<Clock>;
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public:
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static std::string DatFileName;
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static bool single_step;
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static SDL_Window* MainWindow;
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static SDL_Renderer* Renderer;
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static ImGuiIO* ImIO;
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static bool LaunchBallEnabled;
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static bool HighScoresEnabled;
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static bool DemoActive;
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static std::string BasePath;
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static int MainMenuHeight;
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static int WinMain(LPCSTR lpCmdLine);
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static int event_handler(const SDL_Event* event);
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[[ noreturn ]] static void memalloc_failure();
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static int ProcessWindowMessages();
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static void a_dialog();
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static void end_pause();
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static void new_game();
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static void pause();
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static void Restart();
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static bool RestartRequested() { return restart; }
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static void UpdateFrameRate();
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private:
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static int return_value, DispFrameRate;
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static int mouse_down, last_mouse_x, last_mouse_y;
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static bool no_time_loss, activated, bQuit, has_focus, DispGRhistory;
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static gdrv_bitmap8* gfr_display;
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static std::string FpsDetails;
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static bool restart;
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static bool ShowAboutDialog;
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static bool ShowImGuiDemo;
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static bool ShowSpriteViewer;
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static double UpdateToFrameRatio;
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static DurationMs TargetFrameTime;
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static struct optionsStruct& Options;
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static void RenderUi();
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static void RenderFrameTimeDialog();
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};
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