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Implement Vsync for SDL device (#16683)

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This commit is contained in:
sfan5
2025-11-18 12:00:46 +01:00
committed by GitHub
parent 36c261c1f0
commit 37c3c89b03
3 changed files with 14 additions and 1 deletions
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4
builtin/settingtypes.txt
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@@ -456,7 +456,9 @@ pause_on_lost_focus (Pause on lost window focus) bool false
# to not waste CPU power for no benefit. # to not waste CPU power for no benefit.
fps_max (Maximum FPS) int 60 1 4294967295 fps_max (Maximum FPS) int 60 1 4294967295
# Vertical screen synchronization. Your system may still force VSync on even if this is disabled. # Vertical screen synchronization.
# Note: A restart is required after changing this!
# Your system may still force VSync and ignore this setting.
vsync (VSync) bool false vsync (VSync) bool false
# Maximum FPS when the window is not focused. # Maximum FPS when the window is not focused.

2
irr/src/CIrrDeviceSDL.cpp
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@@ -779,6 +779,8 @@ void CIrrDeviceSDL::createDriver()
} }
ContextManager = new video::CSDLManager(this); ContextManager = new video::CSDLManager(this);
ContextManager->initialize(CreationParams, {});
switch (CreationParams.DriverType) { switch (CreationParams.DriverType) {
case video::EDT_OPENGL: case video::EDT_OPENGL:
VideoDriver = video::createOpenGLDriver(CreationParams, FileSystem, ContextManager); VideoDriver = video::createOpenGLDriver(CreationParams, FileSystem, ContextManager);

9
irr/src/CSDLManager.cpp
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@@ -7,6 +7,7 @@
#if defined(_IRR_COMPILE_WITH_SDL_DEVICE_) #if defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
#include "CIrrDeviceSDL.h" #include "CIrrDeviceSDL.h"
#include "os.h"
namespace video namespace video
{ {
@@ -18,6 +19,14 @@ CSDLManager::CSDLManager(CIrrDeviceSDL *device) :
bool CSDLManager::initialize(const SIrrlichtCreationParameters &params, const SExposedVideoData &data) bool CSDLManager::initialize(const SIrrlichtCreationParameters &params, const SExposedVideoData &data)
{ {
Data = data; Data = data;
int interval = params.Vsync ? 1 : 0;
#ifdef _IRR_USE_SDL3_
bool ok = SDL_GL_SetSwapInterval(interval);
#else
bool ok = SDL_GL_SetSwapInterval(interval) == 0;
#endif
if (!ok)
os::Printer::log("Setting GL swap interval failed");
return true; return true;
} }