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Fix the discovery of the WGL_EXT_swap_control extension

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This commit is contained in:
Pierre Krieger 2015-06-25 20:29:10 +02:00
parent 1c6fb9daae
commit 29261c8b50
1 changed files with 1 additions and 3 deletions
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4
src/api/wgl/mod.rs
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@ -132,9 +132,7 @@ impl Context {
// handling vsync
if builder.vsync {
// contrary to most extensions, it is permitted to discover the presence of
// `WGL_EXT_swap_control` by seeing if the function pointer is available
if extra_functions.SwapIntervalEXT.is_loaded() {
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 {