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Increase thread priority when window is visible and focused (#1505)

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ceski 2024-02-18 21:00:24 -08:00 committed by GitHub
parent e579152602
commit a81690cf4b
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1 changed files with 20 additions and 0 deletions
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20
src/i_video.c
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@ -18,6 +18,11 @@
//
//-----------------------------------------------------------------------------
#if defined(_WIN32)
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
#include "SDL.h" // haleyjd
#include "../miniz/miniz.h"
@ -200,6 +205,17 @@ void I_ResetRelativeMouseState(void)
SDL_GetRelativeMouseState(NULL, NULL);
}
static void UpdatePriority(void)
{
const boolean active = (screenvisible && window_focused);
#if defined(_WIN32)
SetPriorityClass(GetCurrentProcess(), active ? ABOVE_NORMAL_PRIORITY_CLASS
: NORMAL_PRIORITY_CLASS);
#endif
SDL_SetThreadPriority(active ? SDL_THREAD_PRIORITY_HIGH
: SDL_THREAD_PRIORITY_NORMAL);
}
// [FG] window event handling from Chocolate Doom 3.0
static void HandleWindowEvent(SDL_WindowEvent *event)
@ -212,11 +228,13 @@ static void HandleWindowEvent(SDL_WindowEvent *event)
case SDL_WINDOWEVENT_MINIMIZED:
screenvisible = false;
UpdatePriority();
break;
case SDL_WINDOWEVENT_MAXIMIZED:
case SDL_WINDOWEVENT_RESTORED:
screenvisible = true;
UpdatePriority();
break;
// Update the value of window_focused when we get a focus event
@ -227,10 +245,12 @@ static void HandleWindowEvent(SDL_WindowEvent *event)
case SDL_WINDOWEVENT_FOCUS_GAINED:
window_focused = true;
UpdatePriority();
break;
case SDL_WINDOWEVENT_FOCUS_LOST:
window_focused = false;
UpdatePriority();
break;
// We want to save the user's preferred monitor to use for running the