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authorTomaka17 <pierre.krieger1708@gmail.com>2014-10-27 13:09:36 +0100
committerTomaka17 <pierre.krieger1708@gmail.com>2014-10-27 13:09:36 +0100
commitf7a50c162ca4f4a4bd695acdd9f94d4286da402d (patch)
tree0fb862f160a5e29477fb5f47258232dc0c72cfa2
parenta6bc0b0ba0a451ceb6704a1fdb47b4677c1c4761 (diff)
downloadglutin-f7a50c162ca4f4a4bd695acdd9f94d4286da402d.tar.gz
glutin-f7a50c162ca4f4a4bd695acdd9f94d4286da402d.zip
Bugfix in swap interval for win32
-rw-r--r--src/win32/init.rs11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/win32/init.rs b/src/win32/init.rs
index ca99da8..5168cc6 100644
--- a/src/win32/init.rs
+++ b/src/win32/init.rs
@@ -350,7 +350,16 @@ pub fn new_window(builder_dimensions: Option<(uint, uint)>, builder_title: Strin
if builder_vsync {
if extra_functions.SwapIntervalEXT.is_loaded() {
unsafe { ffi::wgl::MakeCurrent(hdc, context) };
- extra_functions.SwapIntervalEXT(1);
+ if extra_functions.SwapIntervalEXT(1) == 0 {
+ tx.send(Err(format!("wglSwapIntervalEXT failed")));
+ unsafe { ffi::wgl::DeleteContext(context); }
+ unsafe { ffi::DestroyWindow(real_window); }
+ return;
+ }
+
+ // it is important to remove the current context, otherwise you get very weird
+ // errors
+ unsafe { ffi::wgl::MakeCurrent(ptr::null(), ptr::null()); }
}
}