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render: load libEGL and libGLESv2 at runtime

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This commit is contained in:
Julian Orth 2024-02-22 21:14:40 +01:00
parent aa9ca29996
commit 0c82f02b26
15 changed files with 337 additions and 259 deletions
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15
src/gfx_apis/gl/egl/context.rs
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@ -4,10 +4,7 @@ use {
gfx_apis::gl::{
egl::{
display::EglDisplay,
sys::{
eglDestroyContext, eglMakeCurrent, EGLContext, EGLSurface, EGL_FALSE, EGL_TRUE,
},
PROCS,
sys::{EGLContext, EGLSurface, EGL_FALSE, EGL_TRUE},
},
ext::{GlExt, EXT_CREATE_CONTEXT_ROBUSTNESS},
sys::{
@ -32,7 +29,7 @@ pub struct EglContext {
impl Drop for EglContext {
fn drop(&mut self) {
unsafe {
if eglDestroyContext(self.dpy.dpy, self.ctx) != EGL_TRUE {
if (self.dpy.egl.eglDestroyContext)(self.dpy.dpy, self.ctx) != EGL_TRUE {
log::warn!("`eglDestroyContext` failed");
}
}
@ -48,7 +45,7 @@ impl EglContext {
return None;
}
let status = self.with_current(|| unsafe {
let status = match PROCS.glGetGraphicsResetStatusKHR() {
let status = match self.dpy.procs.glGetGraphicsResetStatusKHR() {
0 => return Ok(None),
GL_GUILTY_CONTEXT_RESET_ARB => ResetStatus::Guilty,
GL_INNOCENT_CONTEXT_RESET_ARB => ResetStatus::Innocent,
@ -78,7 +75,7 @@ impl EglContext {
&self,
f: F,
) -> Result<T, RenderError> {
if eglMakeCurrent(
if (self.dpy.egl.eglMakeCurrent)(
self.dpy.dpy,
EGLSurface::none(),
EGLSurface::none(),
@ -90,7 +87,9 @@ impl EglContext {
let prev = CURRENT;
CURRENT = self.ctx;
let res = f();
if eglMakeCurrent(self.dpy.dpy, EGLSurface::none(), EGLSurface::none(), prev) == EGL_FALSE {
if (self.dpy.egl.eglMakeCurrent)(self.dpy.dpy, EGLSurface::none(), EGLSurface::none(), prev)
== EGL_FALSE
{
panic!("Could not restore EGLContext");
}
CURRENT = prev;