Switch EGL to use only pf_reqs and opengl

This commit is contained in:
Pierre Krieger 2015-09-21 10:11:32 +02:00
parent 3ff08d747c
commit 3054e2ee02
7 changed files with 58 additions and 48 deletions

View file

@ -112,7 +112,8 @@ impl Window {
return Err(OsError(format!("Android's native window is null")));
}
let context = try!(EglContext::new(egl::ffi::egl::Egl, &builder, egl::NativeDisplay::Android)
let context = try!(EglContext::new(egl::ffi::egl::Egl, &builder.pf_reqs, &builder.opengl,
egl::NativeDisplay::Android)
.and_then(|p| p.finish(native_window as *const _)));
let (tx, rx) = channel();
@ -256,7 +257,7 @@ impl HeadlessContext {
/// See the docs in the crate root file.
pub fn new(builder: BuilderAttribs) -> Result<HeadlessContext, CreationError> {
let context = try!(EglContext::new(egl::ffi::egl::Egl, &builder, egl::NativeDisplay::Android));
let context = try!(context.finish_pbuffer());
let context = try!(context.finish_pbuffer(builder.window.dimensions.unwrap_or((800, 600)))); // TODO:
Ok(HeadlessContext(context))
}
}

View file

@ -2,12 +2,13 @@
target_os = "dragonfly", target_os = "freebsd"))]
#![allow(unused_variables)]
use BuilderAttribs;
use ContextError;
use CreationError;
use GlAttributes;
use GlContext;
use GlRequest;
use PixelFormat;
use PixelFormatRequirements;
use Robustness;
use Api;
@ -158,11 +159,11 @@ impl Context {
/// This function initializes some things and chooses the pixel format.
///
/// To finish the process, you must call `.finish(window)` on the `ContextPrototype`.
pub fn new<'a>(egl: ffi::egl::Egl, builder: &'a BuilderAttribs<'a>,
native_display: NativeDisplay)
pub fn new<'a>(egl: ffi::egl::Egl, pf_reqs: &PixelFormatRequirements,
opengl: &'a GlAttributes<&'a Context>, native_display: NativeDisplay)
-> Result<ContextPrototype<'a>, CreationError>
{
if builder.opengl.sharing.is_some() {
if opengl.sharing.is_some() {
unimplemented!()
}
@ -197,7 +198,7 @@ impl Context {
// binding the right API and choosing the version
let (version, api) = unsafe {
match builder.opengl.version {
match opengl.version {
GlRequest::Latest => {
if egl_version >= (1, 4) {
if egl.BindAPI(ffi::egl::OPENGL_API) != 0 {
@ -246,10 +247,10 @@ impl Context {
};
let configs = unsafe { try!(enumerate_configs(&egl, display, &egl_version, api, version)) };
let (config_id, pixel_format) = try!(builder.choose_pixel_format(configs.into_iter()));
let (config_id, pixel_format) = try!(pf_reqs.choose_pixel_format(configs.into_iter()));
Ok(ContextPrototype {
builder: builder,
opengl: opengl,
egl: egl,
display: display,
egl_version: egl_version,
@ -330,7 +331,7 @@ impl Drop for Context {
}
pub struct ContextPrototype<'a> {
builder: &'a BuilderAttribs<'a>,
opengl: &'a GlAttributes<&'a Context>,
egl: ffi::egl::Egl,
display: ffi::egl::types::EGLDisplay,
egl_version: (ffi::egl::types::EGLint, ffi::egl::types::EGLint),
@ -366,9 +367,7 @@ impl<'a> ContextPrototype<'a> {
self.finish_impl(surface)
}
pub fn finish_pbuffer(self) -> Result<Context, CreationError> {
let dimensions = self.builder.window.dimensions.unwrap_or((800, 600));
pub fn finish_pbuffer(self, dimensions: (u32, u32)) -> Result<Context, CreationError> {
let attrs = &[
ffi::egl::WIDTH as libc::c_int, dimensions.0 as libc::c_int,
ffi::egl::HEIGHT as libc::c_int, dimensions.1 as libc::c_int,
@ -394,18 +393,18 @@ impl<'a> ContextPrototype<'a> {
if let Some(version) = self.version {
try!(create_context(&self.egl, self.display, &self.egl_version,
&self.extensions, self.api, version, self.config_id,
self.builder.opengl.debug, self.builder.opengl.robustness))
self.opengl.debug, self.opengl.robustness))
} else if self.api == Api::OpenGlEs {
if let Ok(ctxt) = create_context(&self.egl, self.display, &self.egl_version,
&self.extensions, self.api, (2, 0), self.config_id,
self.builder.opengl.debug, self.builder.opengl.robustness)
self.opengl.debug, self.opengl.robustness)
{
ctxt
} else if let Ok(ctxt) = create_context(&self.egl, self.display, &self.egl_version,
&self.extensions, self.api, (1, 0),
self.config_id, self.builder.opengl.debug,
self.builder.opengl.robustness)
self.config_id, self.opengl.debug,
self.opengl.robustness)
{
ctxt
} else {
@ -415,19 +414,19 @@ impl<'a> ContextPrototype<'a> {
} else {
if let Ok(ctxt) = create_context(&self.egl, self.display, &self.egl_version,
&self.extensions, self.api, (3, 2), self.config_id,
self.builder.opengl.debug, self.builder.opengl.robustness)
self.opengl.debug, self.opengl.robustness)
{
ctxt
} else if let Ok(ctxt) = create_context(&self.egl, self.display, &self.egl_version,
&self.extensions, self.api, (3, 1),
self.config_id, self.builder.opengl.debug,
self.builder.opengl.robustness)
self.config_id, self.opengl.debug,
self.opengl.robustness)
{
ctxt
} else if let Ok(ctxt) = create_context(&self.egl, self.display, &self.egl_version,
&self.extensions, self.api, (1, 0),
self.config_id, self.builder.opengl.debug,
self.builder.opengl.robustness)
self.config_id, self.opengl.debug,
self.opengl.robustness)
{
ctxt
} else {

View file

@ -291,7 +291,7 @@ impl Window {
});
try!(EglContext::new(
egl,
&builder,
&builder.pf_reqs, &builder.opengl.clone().map_sharing(|_| unimplemented!()), // TODO:
egl::NativeDisplay::Wayland(Some(wayland_context.display.ptr() as *const _)))
.and_then(|p| p.finish((**shell_window.get_shell()).ptr() as *const _))
)

View file

@ -162,7 +162,7 @@ unsafe fn init(title: Vec<u16>, builder: BuilderAttribs<'static>,
let context = match builder.opengl.version {
GlRequest::Specific(Api::OpenGlEs, (_major, _minor)) => {
if let Some(egl) = egl {
if let Ok(c) = EglContext::new(egl, &builder,
if let Ok(c) = EglContext::new(egl, &builder.pf_reqs, &builder.opengl.clone().map_sharing(|_| unimplemented!()),
egl::NativeDisplay::Other(Some(ptr::null())))
.and_then(|p| p.finish(real_window.0))
{

View file

@ -349,6 +349,7 @@ impl Window {
Egl(::api::egl::ContextPrototype<'a>),
}
let builder_clone = builder.clone();
let builder_clone_opengl = builder_clone.opengl.clone().map_sharing(|_| unimplemented!());
let context = match builder.opengl.version {
GlRequest::Latest | GlRequest::Specific(Api::OpenGl, _) | GlRequest::GlThenGles { .. } => {
// GLX should be preferred over EGL, otherwise crashes may occur
@ -356,14 +357,14 @@ impl Window {
if let Some(ref glx) = display.glx {
Prototype::Glx(try!(GlxContext::new(glx.clone(), &display.xlib, &builder_clone, display.display)))
} else if let Some(ref egl) = display.egl {
Prototype::Egl(try!(EglContext::new(egl.clone(), &builder_clone, egl::NativeDisplay::X11(Some(display.display as *const _)))))
Prototype::Egl(try!(EglContext::new(egl.clone(), &builder_clone.pf_reqs, &builder_clone_opengl, egl::NativeDisplay::X11(Some(display.display as *const _)))))
} else {
return Err(CreationError::NotSupported);
}
},
GlRequest::Specific(Api::OpenGlEs, _) => {
if let Some(ref egl) = display.egl {
Prototype::Egl(try!(EglContext::new(egl.clone(), &builder_clone, egl::NativeDisplay::X11(Some(display.display as *const _)))))
Prototype::Egl(try!(EglContext::new(egl.clone(), &builder_clone.pf_reqs, &builder_clone_opengl, egl::NativeDisplay::X11(Some(display.display as *const _)))))
} else {
return Err(CreationError::NotSupported);
}