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vsync wait on win32 #86

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MartinFouilleul merged 5 commits from vblank_notification into main 2023-09-09 12:40:00 +00:00
Conversation 1 Commits 5 Files Changed 8 +31 -29
3 changed files with 31 additions and 29 deletions
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63
src/app/osx_app.m
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@ -2405,36 +2405,35 @@ void oc_vsync_init(void)
void oc_vsync_wait(oc_window window) void oc_vsync_wait(oc_window window)
{ {
// TODO figure out why this causes stuttering with triple buffering // TODO figure out why this causes stuttering with triple buffering
oc_window_data* windowData = oc_window_ptr_from_handle(window);
// oc_window_data* windowData = oc_window_ptr_from_handle(window); if(!windowData)
// if(!windowData) {
// { return;
// return; }
// }
OCWindow* ocWindow = (OCWindow*)windowData->osx.nsWindow;
// OCWindow* ocWindow = (OCWindow*)windowData->osx.nsWindow;
CVReturn ret;
// CVReturn ret;
if((ret = CVDisplayLinkCreateWithActiveCGDisplays(&ocWindow->displayLink)) != kCVReturnSuccess)
// if((ret = CVDisplayLinkCreateWithActiveCGDisplays(&ocWindow->displayLink)) != kCVReturnSuccess) {
// { oc_log_error("CVDisplayLinkCreateWithActiveCGDisplays error: %d\n", ret);
// oc_log_error("CVDisplayLinkCreateWithActiveCGDisplays error: %d\n", ret); }
// }
CGDirectDisplayID mainDisplay = CGMainDisplayID();
// CGDirectDisplayID mainDisplay = CGMainDisplayID();
if((ret = CVDisplayLinkSetCurrentCGDisplay(ocWindow->displayLink, mainDisplay)) != kCVReturnSuccess)
// if((ret = CVDisplayLinkSetCurrentCGDisplay(ocWindow->displayLink, mainDisplay)) != kCVReturnSuccess) {
// { oc_log_error("CVDisplayLinkSetCurrentCGDisplay ret: %d\n", ret);
// oc_log_error("CVDisplayLinkSetCurrentCGDisplay ret: %d\n", ret); }
// }
if((ret = CVDisplayLinkSetOutputCallback(ocWindow->displayLink, oc_display_link_callback, ocWindow)) != kCVReturnSuccess)
// if((ret = CVDisplayLinkSetOutputCallback(ocWindow->displayLink, oc_display_link_callback, ocWindow)) != kCVReturnSuccess) {
// { oc_log_error("CVDisplayLinkSetOutputCallback ret: %d\n", ret);
// oc_log_error("CVDisplayLinkSetOutputCallback ret: %d\n", ret); }
// }
if((ret = CVDisplayLinkStart(ocWindow->displayLink)) != kCVReturnSuccess)
// if((ret = CVDisplayLinkStart(ocWindow->displayLink)) != kCVReturnSuccess) {
// { oc_log_error("CVDisplayLinkStart ret: %d\n", ret);
// oc_log_error("CVDisplayLinkStart ret: %d\n", ret); }
// }
} }

5
src/graphics/graphics_surface.c
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@ -148,10 +148,7 @@ oc_surface oc_surface_create_for_window(oc_window window, oc_surface_api api)
if(surface) if(surface)
{ {
surfaceHandle = oc_surface_handle_alloc(surface); surfaceHandle = oc_surface_handle_alloc(surface);
// On windows, we do a manual wait for vsync in runtime.c so just turn all the swap intervals off oc_surface_swap_interval(surfaceHandle, 1);
#if OC_PLATFORM_WINDOWS
oc_surface_swap_interval(surfaceHandle, 0);
#endif
oc_surface_select(surfaceHandle); oc_surface_select(surfaceHandle);
} }
return (surfaceHandle); return (surfaceHandle);

6
src/runtime.c
View File

@ -209,6 +209,8 @@ i32 orca_surface_callback(void* user)
data->surface = oc_surface_create_for_window(data->window, data->api); data->surface = oc_surface_create_for_window(data->window, data->api);
#if OC_PLATFORM_WINDOWS #if OC_PLATFORM_WINDOWS
//NOTE(martin): on windows we set all surfaces to non-synced, and do a single "manual" wait here.
// on macOS each surface is individually synced to the monitor refresh rate but don't block each other
oc_surface_swap_interval(data->surface, 0); oc_surface_swap_interval(data->surface, 0);
#endif #endif
@ -839,7 +841,11 @@ i32 orca_runloop(void* user)
oc_arena_clear(oc_scratch()); oc_arena_clear(oc_scratch());
#if OC_PLATFORM_WINDOWS
//NOTE(martin): on windows we set all surfaces to non-synced, and do a single "manual" wait here.
// on macOS each surface is individually synced to the monitor refresh rate but don't block each other
oc_vsync_wait(app->window); oc_vsync_wait(app->window);
#endif
} }
if(exports[OC_EXPORT_TERMINATE]) if(exports[OC_EXPORT_TERMINATE])