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-rw-r--r--src/api/android/mod.rs5
-rw-r--r--src/api/caca/mod.rs7
-rw-r--r--src/api/cocoa/headless.rs8
-rw-r--r--src/api/cocoa/mod.rs24
-rw-r--r--src/api/egl/mod.rs23
-rw-r--r--src/api/emscripten/mod.rs11
-rw-r--r--src/api/glx/mod.rs19
-rw-r--r--src/api/osmesa/mod.rs18
-rw-r--r--src/api/wayland/mod.rs6
-rw-r--r--src/api/wgl/mod.rs18
-rw-r--r--src/api/win32/mod.rs5
-rw-r--r--src/api/x11/window.rs9
12 files changed, 107 insertions, 46 deletions
diff --git a/src/api/android/mod.rs b/src/api/android/mod.rs
index d1281e3..1649772 100644
--- a/src/api/android/mod.rs
+++ b/src/api/android/mod.rs
@@ -15,6 +15,7 @@ use std::collections::VecDeque;
use Api;
use BuilderAttribs;
+use ContextError;
use CursorState;
use GlContext;
use GlRequest;
@@ -213,7 +214,7 @@ unsafe impl Send for Window {}
unsafe impl Sync for Window {}
impl GlContext for Window {
- unsafe fn make_current(&self) {
+ unsafe fn make_current(&self) -> Result<(), ContextError> {
self.context.make_current()
}
@@ -225,7 +226,7 @@ impl GlContext for Window {
self.context.get_proc_address(addr)
}
- fn swap_buffers(&self) {
+ fn swap_buffers(&self) -> Result<(), ContextError> {
self.context.swap_buffers()
}
diff --git a/src/api/caca/mod.rs b/src/api/caca/mod.rs
index 953ce7d..3b4018e 100644
--- a/src/api/caca/mod.rs
+++ b/src/api/caca/mod.rs
@@ -6,6 +6,7 @@ use api::osmesa::{OsMesaContext, OsMesaCreationError};
use Api;
use BuilderAttribs;
+use ContextError;
use CreationError;
use Event;
use GlContext;
@@ -205,7 +206,7 @@ impl Window {
}
impl GlContext for Window {
- unsafe fn make_current(&self) {
+ unsafe fn make_current(&self) -> Result<(), ContextError> {
self.opengl.make_current()
}
@@ -217,7 +218,7 @@ impl GlContext for Window {
self.opengl.get_proc_address(addr)
}
- fn swap_buffers(&self) {
+ fn swap_buffers(&self) -> Result<(), ContextError> {
unsafe {
let canvas = (self.libcaca.caca_get_canvas)(self.display);
let width = (self.libcaca.caca_get_canvas_width)(canvas);
@@ -231,6 +232,8 @@ impl GlContext for Window {
buffer.as_ptr() as *const _);
(self.libcaca.caca_refresh_display)(self.display);
};
+
+ Ok(())
}
fn get_api(&self) -> Api {
diff --git a/src/api/cocoa/headless.rs b/src/api/cocoa/headless.rs
index 75cca8d..7cd0f88 100644
--- a/src/api/cocoa/headless.rs
+++ b/src/api/cocoa/headless.rs
@@ -1,3 +1,4 @@
+use ContextError;
use CreationError;
use CreationError::OsError;
use BuilderAttribs;
@@ -61,7 +62,7 @@ impl HeadlessContext {
}
impl GlContext for HeadlessContext {
- unsafe fn make_current(&self) {
+ unsafe fn make_current(&self) -> Result<(), ContextError> {
self.context.makeCurrentContext();
gl::GenFramebuffersEXT(1, &mut framebuffer);
@@ -78,6 +79,8 @@ impl GlContext for HeadlessContext {
if status != gl::FRAMEBUFFER_COMPLETE_EXT {
panic!("Error while creating the framebuffer");
}
+
+ Ok(())
}
fn is_current(&self) -> bool {
@@ -96,7 +99,8 @@ impl GlContext for HeadlessContext {
symbol as *const libc::c_void
}
- fn swap_buffers(&self) {
+ fn swap_buffers(&self) -> Result<(), ContextError> {
+ Ok(())
}
fn get_api(&self) -> ::Api {
diff --git a/src/api/cocoa/mod.rs b/src/api/cocoa/mod.rs
index de24c2b..772b906 100644
--- a/src/api/cocoa/mod.rs
+++ b/src/api/cocoa/mod.rs
@@ -8,6 +8,7 @@ use libc;
use Api;
use BuilderAttribs;
+use ContextError;
use GlContext;
use GlProfile;
use GlRequest;
@@ -354,6 +355,21 @@ impl Window {
};
unsafe {
+ if builder.transparent {
+ let clear_col = {
+ let cls = Class::get("NSColor").unwrap();
+
+ msg_send![cls, clearColor]
+ };
+ window.setOpaque_(NO);
+ window.setBackgroundColor_(clear_col);
+
+ let obj = context.CGLContextObj();
+
+ let mut opacity = 0;
+ CGLSetParameter(obj, kCGLCPSurfaceOpacity, &mut opacity);
+ }
+
app.activateIgnoringOtherApps_(YES);
if builder.visible {
window.makeKeyAndOrderFront_(nil);
@@ -433,7 +449,7 @@ impl Window {
}
};
- let masks = if screen.is_some() {
+ let masks = if screen.is_some() || !builder.decorations {
NSBorderlessWindowMask as NSUInteger
} else {
NSTitledWindowMask as NSUInteger |
@@ -758,9 +774,10 @@ impl Window {
}
impl GlContext for Window {
- unsafe fn make_current(&self) {
+ unsafe fn make_current(&self) -> Result<(), ContextError> {
let _: () = msg_send![*self.context, update];
self.context.makeCurrentContext();
+ Ok(())
}
fn is_current(&self) -> bool {
@@ -787,8 +804,9 @@ impl GlContext for Window {
symbol as *const _
}
- fn swap_buffers(&self) {
+ fn swap_buffers(&self) -> Result<(), ContextError> {
unsafe { self.context.flushBuffer(); }
+ Ok(())
}
fn get_api(&self) -> ::Api {
diff --git a/src/api/egl/mod.rs b/src/api/egl/mod.rs
index 3335de0..7b31017 100644
--- a/src/api/egl/mod.rs
+++ b/src/api/egl/mod.rs
@@ -2,6 +2,7 @@
#![allow(unused_variables)]
use BuilderAttribs;
+use ContextError;
use CreationError;
use GlContext;
use GlRequest;
@@ -161,11 +162,18 @@ impl Context {
}
impl GlContext for Context {
- unsafe fn make_current(&self) {
+ unsafe fn make_current(&self) -> Result<(), ContextError> {
let ret = self.egl.MakeCurrent(self.display, self.surface, self.surface, self.context);
if ret == 0 {
- panic!("eglMakeCurrent failed");
+ if self.egl.GetError() as u32 == ffi::egl::CONTEXT_LOST {
+ return Err(ContextError::ContextLost);
+ } else {
+ panic!("eglMakeCurrent failed");
+ }
+
+ } else {
+ Ok(())
}
}
@@ -181,13 +189,20 @@ impl GlContext for Context {
}
}
- fn swap_buffers(&self) {
+ fn swap_buffers(&self) -> Result<(), ContextError> {
let ret = unsafe {
self.egl.SwapBuffers(self.display, self.surface)
};
if ret == 0 {
- panic!("eglSwapBuffers failed");
+ if unsafe { self.egl.GetError() } as u32 == ffi::egl::CONTEXT_LOST {
+ return Err(ContextError::ContextLost);
+ } else {
+ panic!("eglSwapBuffers failed");
+ }
+
+ } else {
+ Ok(())
}
}
diff --git a/src/api/emscripten/mod.rs b/src/api/emscripten/mod.rs
index 9d4bb56..79dda6b 100644
--- a/src/api/emscripten/mod.rs
+++ b/src/api/emscripten/mod.rs
@@ -5,6 +5,7 @@ use libc;
use {Event, BuilderAttribs, CreationError, MouseCursor};
use Api;
use PixelFormat;
+use ContextError;
use GlContext;
use std::collections::VecDeque;
@@ -186,9 +187,10 @@ impl Window {
}
impl GlContext for Window {
- unsafe fn make_current(&self) {
+ unsafe fn make_current(&self) -> Result<(), ContextError> {
// TOOD: check if == EMSCRIPTEN_RESULT
ffi::emscripten_webgl_make_context_current(self.context);
+ Ok(())
}
fn is_current(&self) -> bool {
@@ -204,10 +206,9 @@ impl GlContext for Window {
}
}
- fn swap_buffers(&self) {
- unsafe {
- ffi::emscripten_sleep(1); // FIXME:
- }
+ fn swap_buffers(&self) -> Result<(), ContextError> {
+ unsafe { ffi::emscripten_sleep(1); } // FIXME:
+ Ok(())
}
fn get_api(&self) -> Api {
diff --git a/src/api/glx/mod.rs b/src/api/glx/mod.rs
index f1eb436..455f6a5 100644
--- a/src/api/glx/mod.rs
+++ b/src/api/glx/mod.rs
@@ -1,6 +1,7 @@
#![cfg(all(target_os = "linux", feature = "window"))]
use BuilderAttribs;
+use ContextError;
use CreationError;
use GlContext;
use GlProfile;
@@ -139,11 +140,13 @@ impl Context {
}
impl GlContext for Context {
- unsafe fn make_current(&self) {
+ unsafe fn make_current(&self) -> Result<(), ContextError> {
+ // TODO: glutin needs some internal changes for proper error recovery
let res = self.glx.MakeCurrent(self.display as *mut _, self.window, self.context);
if res == 0 {
panic!("glx::MakeCurrent failed");
}
+ Ok(())
}
fn is_current(&self) -> bool {
@@ -158,10 +161,10 @@ impl GlContext for Context {
}
}
- fn swap_buffers(&self) {
- unsafe {
- self.glx.SwapBuffers(self.display as *mut _, self.window)
- }
+ fn swap_buffers(&self) -> Result<(), ContextError> {
+ // TODO: glutin needs some internal changes for proper error recovery
+ unsafe { self.glx.SwapBuffers(self.display as *mut _, self.window); }
+ Ok(())
}
fn get_api(&self) -> ::Api {
@@ -179,8 +182,10 @@ unsafe impl Sync for Context {}
impl Drop for Context {
fn drop(&mut self) {
unsafe {
- // we don't call MakeCurrent(0, 0) because we are not sure that the context
- // is still the current one
+ if self.is_current() {
+ self.glx.MakeCurrent(self.display as *mut _, 0, ptr::null_mut());
+ }
+
self.glx.DestroyContext(self.display as *mut _, self.context);
}
}
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 {
diff --git a/src/api/wayland/mod.rs b/src/api/wayland/mod.rs
index 95996ca..852172b 100644
--- a/src/api/wayland/mod.rs
+++ b/src/api/wayland/mod.rs
@@ -9,6 +9,7 @@ use api::dlopen;
use api::egl::Context as EglContext;
use BuilderAttribs;
+use ContextError;
use CreationError;
use Event;
use PixelFormat;
@@ -277,8 +278,7 @@ impl Window {
}
impl GlContext for Window {
-
- unsafe fn make_current(&self) {
+ unsafe fn make_current(&self) -> Result<(), ContextError> {
self.context.make_current()
}
@@ -290,7 +290,7 @@ impl GlContext for Window {
self.context.get_proc_address(addr)
}
- fn swap_buffers(&self) {
+ fn swap_buffers(&self) -> Result<(), ContextError> {
self.context.swap_buffers()
}
diff --git a/src/api/wgl/mod.rs b/src/api/wgl/mod.rs
index d1f42d2..c33054e 100644
--- a/src/api/wgl/mod.rs
+++ b/src/api/wgl/mod.rs
@@ -1,6 +1,7 @@
#![cfg(any(target_os = "windows"))]
use BuilderAttribs;
+use ContextError;
use CreationError;
use GlContext;
use GlRequest;
@@ -156,9 +157,12 @@ impl Context {
}
impl GlContext for Context {
- unsafe fn make_current(&self) {
- // TODO: check return value
- gl::wgl::MakeCurrent(self.hdc as *const _, self.context.0 as *const _);
+ unsafe fn make_current(&self) -> Result<(), ContextError> {
+ if gl::wgl::MakeCurrent(self.hdc as *const _, self.context.0 as *const _) != 0 {
+ Ok(())
+ } else {
+ Err(ContextError::IoError(io::Error::last_os_error()))
+ }
}
fn is_current(&self) -> bool {
@@ -176,9 +180,11 @@ impl GlContext for Context {
}
}
- fn swap_buffers(&self) {
- unsafe {
- gdi32::SwapBuffers(self.hdc);
+ fn swap_buffers(&self) -> Result<(), ContextError> {
+ if unsafe { gdi32::SwapBuffers(self.hdc) } != 0 {
+ Ok(())
+ } else {
+ Err(ContextError::IoError(io::Error::last_os_error()))
}
}
diff --git a/src/api/win32/mod.rs b/src/api/win32/mod.rs
index 5b0339a..d21f16d 100644
--- a/src/api/win32/mod.rs
+++ b/src/api/win32/mod.rs
@@ -11,6 +11,7 @@ use std::sync::{
};
use std::sync::mpsc::Receiver;
use libc;
+use ContextError;
use {CreationError, Event, MouseCursor};
use CursorState;
use GlContext;
@@ -306,7 +307,7 @@ impl Window {
}
impl GlContext for Window {
- unsafe fn make_current(&self) {
+ unsafe fn make_current(&self) -> Result<(), ContextError> {
match self.context {
Context::Wgl(ref c) => c.make_current(),
Context::Egl(ref c) => c.make_current(),
@@ -327,7 +328,7 @@ impl GlContext for Window {
}
}
- fn swap_buffers(&self) {
+ fn swap_buffers(&self) -> Result<(), ContextError> {
match self.context {
Context::Wgl(ref c) => c.swap_buffers(),
Context::Egl(ref c) => c.swap_buffers(),
diff --git a/src/api/x11/window.rs b/src/api/x11/window.rs
index 41b74f5..dc24e38 100644
--- a/src/api/x11/window.rs
+++ b/src/api/x11/window.rs
@@ -9,6 +9,7 @@ use std::collections::VecDeque;
use std::sync::{Arc, Mutex};
use Api;
+use ContextError;
use CursorState;
use GlContext;
use GlRequest;
@@ -796,11 +797,11 @@ impl Window {
}
impl GlContext for Window {
- unsafe fn make_current(&self) {
+ unsafe fn make_current(&self) -> Result<(), ContextError> {
match self.x.context {
Context::Glx(ref ctxt) => ctxt.make_current(),
Context::Egl(ref ctxt) => ctxt.make_current(),
- Context::None => {}
+ Context::None => Ok(())
}
}
@@ -820,11 +821,11 @@ impl GlContext for Window {
}
}
- fn swap_buffers(&self) {
+ fn swap_buffers(&self) -> Result<(), ContextError> {
match self.x.context {
Context::Glx(ref ctxt) => ctxt.swap_buffers(),
Context::Egl(ref ctxt) => ctxt.swap_buffers(),
- Context::None => {}
+ Context::None => Ok(())
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-25 13:06:19 +0000