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-rw-r--r--src/api/osmesa/mod.rs18
1 files changed, 12 insertions, 6 deletions
diff --git a/src/api/osmesa/mod.rs b/src/api/osmesa/mod.rs
index 26808f7..daaba52 100644
--- a/src/api/osmesa/mod.rs
+++ b/src/api/osmesa/mod.rs
@@ -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 {