#if 1
int renderer_flags = SDL_RENDERER_ACCELERATED | SDL_RENDERER_TARGETTEXTURE;
+
+ video.vsync_mode = VSYNC_MODE_OFF;
+
+ if (!strEqual(setup.vsync_mode, STR_VSYNC_MODE_OFF))
+ {
+ renderer_flags |= SDL_RENDERER_PRESENTVSYNC;
+ video.vsync_mode = VSYNC_MODE_NORMAL;
+ }
#else
/* If SDL_CreateRenderer() is called from within a VirtualBox Windows VM
_without_ enabling 2D/3D acceleration and/or guest additions installed,
// SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "linear");
SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, setup.window_scaling_quality);
+ // required for setting adaptive vsync when using OpenGL renderer
SDLSetScreenVsyncMode(setup.vsync_mode);
sdl_texture_stream = SDL_CreateTexture(sdl_renderer,
void SDLSetScreenVsyncMode(char *vsync_mode)
{
- int interval =
- (strEqual(vsync_mode, STR_VSYNC_MODE_NORMAL) ? VSYNC_MODE_NORMAL :
- strEqual(vsync_mode, STR_VSYNC_MODE_ADAPTIVE) ? VSYNC_MODE_ADAPTIVE :
- VSYNC_MODE_OFF);
+ // changing vsync mode without re-creating renderer only supported by OpenGL
+ if (!strPrefixLower((char *)SDLGetRendererName(), "opengl"))
+ return;
+
+ int interval = VSYNC_MODE_STR_TO_INT(vsync_mode);
int result = SDL_GL_SetSwapInterval(interval);
// if adaptive vsync requested, but not supported, retry with normal vsync
if (result == -1 && interval == VSYNC_MODE_ADAPTIVE)
- SDL_GL_SetSwapInterval(VSYNC_MODE_NORMAL);
+ {
+ interval = VSYNC_MODE_NORMAL;
+
+ result = SDL_GL_SetSwapInterval(interval);
+ }
+
+ if (result == -1)
+ interval = VSYNC_MODE_OFF;
+
+ video.vsync_mode = interval;
}
void SDLRedrawWindow(void)