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-rw-r--r--src/api/x11/headless.rs72
1 files changed, 0 insertions, 72 deletions
diff --git a/src/api/x11/headless.rs b/src/api/x11/headless.rs
deleted file mode 100644
index 8dffdea..0000000
--- a/src/api/x11/headless.rs
+++ /dev/null
@@ -1,72 +0,0 @@
-use BuilderAttribs;
-use CreationError;
-use CreationError::OsError;
-use libc;
-use std::{mem, ptr};
-use super::ffi;
-
-pub struct HeadlessContext {
- context: ffi::OSMesaContext,
- buffer: Vec<u32>,
- width: u32,
- height: u32,
-}
-
-impl HeadlessContext {
- pub fn new(builder: BuilderAttribs) -> Result<HeadlessContext, CreationError> {
- let dimensions = builder.dimensions.unwrap();
-
- Ok(HeadlessContext {
- width: dimensions.0,
- height: dimensions.1,
- buffer: ::std::iter::repeat(unsafe { mem::uninitialized() })
- .take((dimensions.0 * dimensions.1) as usize).collect(),
- context: unsafe {
- let ctxt = ffi::OSMesaCreateContext(0x1908, ptr::null_mut());
- if ctxt.is_null() {
- return Err(OsError("OSMesaCreateContext failed".to_string()));
- }
- ctxt
- }
- })
- }
-
- pub unsafe fn make_current(&self) {
- let ret = ffi::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);
-
- if ret == 0 {
- panic!("OSMesaMakeCurrent failed")
- }
- }
-
- pub fn is_current(&self) -> bool {
- unsafe { ffi::OSMesaGetCurrentContext() == self.context }
- }
-
- pub fn get_proc_address(&self, addr: &str) -> *const () {
- unsafe {
- use std::ffi::CString;
- let c_str = CString::new(addr.as_bytes().to_vec()).unwrap();
- mem::transmute(ffi::OSMesaGetProcAddress(mem::transmute(c_str.as_ptr())))
- }
- }
-
- /// See the docs in the crate root file.
- pub fn get_api(&self) -> ::Api {
- ::Api::OpenGl
- }
-
- pub fn set_window_resize_callback(&mut self, _: Option<fn(u32, u32)>) {
- }
-}
-
-impl Drop for HeadlessContext {
- fn drop(&mut self) {
- unsafe { ffi::OSMesaDestroyContext(self.context) }
- }
-}
-
-unsafe impl Send for HeadlessContext {}
-unsafe impl Sync for HeadlessContext {}