def _platform_free(self):
"""Frees resources associated with this context."""
if self._context:
current_context = EGL.eglGetCurrentContext()
if current_context and self._context.address == current_context.address:
EGL.eglMakeCurrent(EGL_DISPLAY, EGL.EGL_NO_SURFACE,
EGL.EGL_NO_SURFACE, EGL.EGL_NO_CONTEXT)
EGL.eglDestroyContext(EGL_DISPLAY, self._context)
self._context = None
def _platform_make_current(self):
if self._context:
success = EGL.eglMakeCurrent(
EGL_DISPLAY, EGL.EGL_NO_SURFACE, EGL.EGL_NO_SURFACE, self._context)
if not success:
raise RuntimeError('Failed to make the EGL context current.')