mirror of
https://github.com/servo/servo.git
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24906e1c21
Signed-off-by: Jonathan Schwender <jonathan.schwender@huawei.com> Signed-off-by: Jonathan Schwender <schwenderjonathan@gmail.com>
53 lines
1.7 KiB
Rust
53 lines
1.7 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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#![allow(non_camel_case_types)]
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pub type ServoGl = std::rc::Rc<dyn servo::gl::Gl>;
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use std::ffi::CString;
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use std::os::raw::c_void;
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use log::info;
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use servo::gl::GlesFns;
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pub type EGLNativeWindowType = *const libc::c_void;
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pub type khronos_utime_nanoseconds_t = khronos_uint64_t;
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pub type khronos_uint64_t = u64;
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pub type khronos_ssize_t = libc::c_long;
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pub type EGLint = i32;
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pub type EGLContext = *const libc::c_void;
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pub type EGLNativeDisplayType = *const libc::c_void;
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pub type EGLNativePixmapType = *const libc::c_void;
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pub type NativeDisplayType = EGLNativeDisplayType;
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pub type NativePixmapType = EGLNativePixmapType;
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pub type NativeWindowType = EGLNativeWindowType;
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include!(concat!(env!("OUT_DIR"), "/egl_bindings.rs"));
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pub struct EGLInitResult {
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pub gl_wrapper: ServoGl,
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pub gl_context: EGLContext,
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pub display: EGLNativeDisplayType,
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}
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pub fn init() -> Result<EGLInitResult, &'static str> {
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info!("Loading EGL...");
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unsafe {
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let egl = Egl;
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let display = egl.GetCurrentDisplay();
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egl.SwapInterval(display, 1);
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let egl = GlesFns::load_with(|addr| {
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let addr = CString::new(addr.as_bytes()).unwrap();
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let addr = addr.as_ptr();
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let egl = Egl;
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egl.GetProcAddress(addr) as *const c_void
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});
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info!("EGL loaded");
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Ok(EGLInitResult {
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gl_wrapper: egl,
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gl_context: Egl.GetCurrentContext(),
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display,
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})
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}
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}
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