class_docstr: A class representing an EGL context. In short, EGL allows us to render OpenGL con-
  tent in a headless mode, that is without an actual display to render to. This capa-
  bility enables MeshRasterizerOpenGL to render on the GPU and then transfer the re-
  sults to PyTorch3D.
class_docstr_tok: ["A","class","representing","an","EGL","context",".","In","short",",","EGL","allows","us","to","render","OpenGL","con-","tent","in","a","headless","mode",",","that","is","without","an","actual","display","to","render","to",".","This","capa-","bility","enables","MeshRasterizerOpenGL","to","render","on","the","GPU","and","then","transfer","the","re-","sults","to","PyTorch3D","."]
docstr: Release the context's resources.
docstr_tok: ["Release","the","context","'s","resources","."]
code: def release(self):
      """
      Release the context's resources.
      """
      self.lock.acquire()
      try:
          if self.surface:
              egl.eglDestroySurface(self.dpy, self.surface)
          if self.context and self.dpy:
              egl.eglDestroyContext(self.dpy, self.context)
          egl.eglMakeCurrent(
              self.dpy,
              egl.EGL_NO_SURFACE,
              egl.EGL_NO_SURFACE,
              egl.EGL_NO_CONTEXT,
          )
          if self.dpy:
              egl.eglTerminate(self.dpy)
      except EGLError as err:
          print(
              f"EGL could not release context on device cuda:{self.cuda_device_id}."
              " This can happen if you created two contexts on the same device."
              " Instead, you can use DeviceContextStore to use a single context"
              " per device, and EGLContext.make_(in)active_in_current_thread to"
              " (in)activate the context as needed."
          )
          raise err
  
      egl.eglReleaseThread()
      self.lock.release()
  
imports: import contextlib
  import ctypes
  import os
  import threading
  from typing import Any, Dict
  import OpenGL.EGL
  import pycuda.driver
  from OpenGL._opaque import opaque_pointer_cls
  from OpenGL.raw.EGL._errors import EGLError
label_desc: Use image node_id 4 for calling the EGLContext obj's underlying member method code with example usage: obj.release() without return types