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Merge pull request #528 from tomaka/fix-egl

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Fix EGL context creation
This commit is contained in:
tomaka 2015-07-19 15:04:13 +02:00
parent 896640f2e0 9299de0256
commit 3ab8b68631
1 changed files with 10 additions and 3 deletions
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13
src/api/egl/mod.rs
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@ -472,9 +472,13 @@ unsafe fn create_context(egl: &ffi::egl::Egl, display: ffi::egl::types::EGLDispl
if egl_version >= &(1, 5) { if egl_version >= &(1, 5) {
context_attributes.push(ffi::egl::CONTEXT_OPENGL_DEBUG as i32); context_attributes.push(ffi::egl::CONTEXT_OPENGL_DEBUG as i32);
context_attributes.push(ffi::egl::TRUE as i32); context_attributes.push(ffi::egl::TRUE as i32);
} else {
flags = flags | ffi::egl::CONTEXT_OPENGL_DEBUG_BIT_KHR as i32;
} }
// TODO: using this flag sometimes generates an error
// there was a change in the specs that added this flag, so it may not be
// supported everywhere ; however it is not possible to know whether it is
// supported or not
//flags = flags | ffi::egl::CONTEXT_OPENGL_DEBUG_BIT_KHR as i32;
} }
context_attributes.push(ffi::egl::CONTEXT_FLAGS_KHR as i32); context_attributes.push(ffi::egl::CONTEXT_FLAGS_KHR as i32);
@ -499,7 +503,10 @@ unsafe fn create_context(egl: &ffi::egl::Egl, display: ffi::egl::types::EGLDispl
context_attributes.as_ptr()); context_attributes.as_ptr());
if context.is_null() { if context.is_null() {
return Err(CreationError::NotSupported); match egl.GetError() as u32 {
ffi::egl::BAD_ATTRIBUTE => return Err(CreationError::NotSupported),
e => panic!("eglCreateContext failed: 0x{:x}", e),
}
} }
Ok(context) Ok(context)