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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
#![allow(non_camel_case_types)]
#![allow(unused_imports)]
pub type ServoGl = std::rc::Rc<dyn servo::gl::Gl>;
use std::ffi::CString;
use std::os::raw::c_void;
use log::info;
use servo::gl::GlesFns;
pub type EGLNativeWindowType = *const libc::c_void;
pub type khronos_utime_nanoseconds_t = khronos_uint64_t;
pub type khronos_uint64_t = u64;
pub type khronos_ssize_t = libc::c_long;
pub type EGLint = i32;
pub type EGLContext = *const libc::c_void;
pub type EGLNativeDisplayType = *const libc::c_void;
pub type EGLNativePixmapType = *const libc::c_void;
pub type NativeDisplayType = EGLNativeDisplayType;
pub type NativePixmapType = EGLNativePixmapType;
pub type NativeWindowType = EGLNativeWindowType;
include!(concat!(env!("OUT_DIR"), "/egl_bindings.rs"));
pub struct EGLInitResult {
pub gl_wrapper: ServoGl,
pub gl_context: EGLContext,
pub display: EGLNativeDisplayType,
}
pub fn init() -> Result<EGLInitResult, &'static str> {
info!("Loading EGL...");
unsafe {
let egl = Egl;
let display = egl.GetCurrentDisplay();
egl.SwapInterval(display, 1);
let egl = GlesFns::load_with(|addr| {
let addr = CString::new(addr.as_bytes()).unwrap();
let addr = addr.as_ptr();
let egl = Egl;
egl.GetProcAddress(addr) as *const c_void
});
info!("EGL loaded");
Ok(EGLInitResult {
gl_wrapper: egl,
gl_context: Egl.GetCurrentContext(),
display,
})
}
}
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