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Fix vsync being enabled even when disabled

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This commit is contained in:
Pierre Krieger 2015-10-04 18:36:05 +02:00
parent df10bbd163
commit 0c1f15f842
1 changed files with 4 additions and 6 deletions
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10
src/api/wgl/mod.rs
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@ -133,13 +133,11 @@ impl Context {
let gl_library = try!(load_opengl32_dll());
// handling vsync
if opengl.vsync {
if extensions.split(' ').find(|&i| i == "WGL_EXT_swap_control").is_some() {
let _guard = try!(CurrentContextGuard::make_current(hdc, context.0));
if extensions.split(' ').find(|&i| i == "WGL_EXT_swap_control").is_some() {
let _guard = try!(CurrentContextGuard::make_current(hdc, context.0));
if extra_functions.SwapIntervalEXT(1) == 0 {
return Err(CreationError::OsError(format!("wglSwapIntervalEXT failed")));
}
if extra_functions.SwapIntervalEXT(if opengl.vsync { 1 } else { 0 }) == 0 {
return Err(CreationError::OsError(format!("wglSwapIntervalEXT failed")));
}
}