Implemented VSync timer using SDL

This commit is contained in:
n00b
2024-12-20 17:04:40 -05:00
parent 6f93be7a23
commit 8b8be85dea
4 changed files with 22 additions and 2 deletions

View File

@@ -308,12 +308,22 @@ bool rc_windowOpenEx(std::string title, int x, int y, int w, int h, uint32_t win
irr_creation_params.Bits = 16;
irr_creation_params.Fullscreen = fullscreen;
irr_creation_params.Stencilbuffer = stencil_buffer;
irr_creation_params.Vsync = vsync;
irr_creation_params.Vsync = false;
irr_creation_params.EventReceiver = 0;
irr_creation_params.WindowPosition = position2d<s32>(x, y);
irr_creation_params.AntiAlias = AntiAlias;
irr_creation_params.OGLES2ShaderPath = ".shaders/";
rc_window_vsync = vsync;
if(vsync)
{
SDL_DisplayMode dm;
SDL_GetDesktopDisplayMode(0, &dm);
rc_vsync_refresh_rate = dm.refresh_rate;
rc_vsync_timer = SDL_GetTicks();
}
device = createDeviceEx(irr_creation_params);

View File

@@ -255,6 +255,9 @@ bool rc_mouse_zone_active = false;
double rc_window_zone_scale_x = 1;
double rc_window_zone_scale_y = 1;
SDL_Rect rc_mouse_zone;
bool rc_window_vsync = false;
int rc_vsync_refresh_rate = 0;
Uint32 rc_vsync_timer = 0;
struct rc_scene_properties_obj
{

View File

@@ -2,7 +2,7 @@
#define RC_OS_DEFINES_H_INCLUDED
//USED FOR TESTING ONLY
//#define RC_TESTING
#define RC_TESTING
//I am checking Android first since I think it also defines __linux__

View File

@@ -79,6 +79,13 @@ void rc_preUpdate()
bool rc_update()
{
if(rc_window_vsync)
{
int frame_delay = 1000/rc_vsync_refresh_rate;
while( (SDL_GetTicks()-rc_vsync_timer) < frame_delay ){}
rc_vsync_timer = SDL_GetTicks();
}
if(!device->run())
return false;