diff options
Diffstat (limited to 'src/api/wgl')
| -rw-r--r-- | src/api/wgl/mod.rs | 41 |
1 files changed, 37 insertions, 4 deletions
diff --git a/src/api/wgl/mod.rs b/src/api/wgl/mod.rs index c33054e..ee8aa3b 100644 --- a/src/api/wgl/mod.rs +++ b/src/api/wgl/mod.rs @@ -7,6 +7,7 @@ use GlContext; use GlRequest; use GlProfile; use PixelFormat; +use Robustness; use Api; use self::make_current_guard::CurrentContextGuard; @@ -266,10 +267,42 @@ unsafe fn create_context(extra: Option<(&gl::wgl_extra::Wgl, &BuilderAttribs<'st } } - if builder.gl_debug { - attributes.push(gl::wgl_extra::CONTEXT_FLAGS_ARB as libc::c_int); - attributes.push(gl::wgl_extra::CONTEXT_DEBUG_BIT_ARB as libc::c_int); - } + let flags = { + let mut flags = 0; + + // robustness + if extensions.split(' ').find(|&i| i == "WGL_ARB_create_context_robustness").is_some() { + match builder.gl_robustness { + Robustness::RobustNoResetNotification | Robustness::TryRobustNoResetNotification => { + attributes.push(gl::wgl_extra::CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB as libc::c_int); + attributes.push(gl::wgl_extra::NO_RESET_NOTIFICATION_ARB as libc::c_int); + flags = flags | gl::wgl_extra::CONTEXT_ROBUST_ACCESS_BIT_ARB as libc::c_int; + }, + Robustness::RobustLoseContextOnReset | Robustness::TryRobustLoseContextOnReset => { + attributes.push(gl::wgl_extra::CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB as libc::c_int); + attributes.push(gl::wgl_extra::LOSE_CONTEXT_ON_RESET_ARB as libc::c_int); + flags = flags | gl::wgl_extra::CONTEXT_ROBUST_ACCESS_BIT_ARB as libc::c_int; + }, + Robustness::NotRobust => () + } + } else { + match builder.gl_robustness { + Robustness::RobustNoResetNotification | Robustness::RobustLoseContextOnReset => { + return Err(CreationError::NotSupported); + }, + _ => () + } + } + + if builder.gl_debug { + flags = flags | gl::wgl_extra::CONTEXT_DEBUG_BIT_ARB as libc::c_int; + } + + flags + }; + + attributes.push(gl::wgl_extra::CONTEXT_FLAGS_ARB as libc::c_int); + attributes.push(flags); attributes.push(0); |