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Handle errors from MakeCurrent and SwapBuffers

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This commit is contained in:
Pierre Krieger 2015-06-16 10:15:31 +02:00
parent e48c853b9c
commit f6c26ec593
20 changed files with 123 additions and 62 deletions
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18
src/api/osmesa/mod.rs
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@ -4,6 +4,7 @@ extern crate osmesa_sys;
use Api;
use BuilderAttribs;
use ContextError;
use CreationError;
use GlContext;
use PixelFormat;
@ -67,14 +68,18 @@ impl OsMesaContext {
}
impl GlContext for OsMesaContext {
unsafe fn make_current(&self) {
let ret = osmesa_sys::OSMesaMakeCurrent(self.context,
self.buffer.as_ptr() as *mut libc::c_void,
0x1401, self.width as libc::c_int, self.height as libc::c_int);
unsafe fn make_current(&self) -> Result<(), ContextError> {
let ret = osmesa_sys::OSMesaMakeCurrent(self.context, self.buffer.as_ptr()
as *mut libc::c_void, 0x1401, self.width
as libc::c_int, self.height as libc::c_int);
// an error can only happen in case of invalid parameter, which would indicate a bug
// in glutin
if ret == 0 {
panic!("OSMesaMakeCurrent failed")
panic!("OSMesaMakeCurrent failed");
}
Ok(())
}
fn is_current(&self) -> bool {
@ -88,7 +93,8 @@ impl GlContext for OsMesaContext {
}
}
fn swap_buffers(&self) {
fn swap_buffers(&self) -> Result<(), ContextError> {
Ok(())
}
fn get_api(&self) -> Api {