EGL_KHR_debug https://www.khronos.org/registry/egl/specs/eglspec.1.5.pdf EGL_KHR_debug EGL_OBJECT_THREAD_KHR 0x33B0 EGL_OBJECT_DISPLAY_KHR 0x33B1 EGL_OBJECT_CONTEXT_KHR 0x33B2 EGL_OBJECT_SURFACE_KHR 0x33B3 EGL_OBJECT_IMAGE_KHR 0x33B4 EGL_OBJECT_SYNC_KHR 0x33B5 EGL_OBJECT_STREAM_KHR 0x33B6 EGL_DEBUG_CALLBACK_KHR 0x33B8 EGL_DEBUG_MSG_CRITICAL_KHR 0x33B9 EGL_DEBUG_MSG_ERROR_KHR 0x33BA EGL_DEBUG_MSG_WARN_KHR 0x33BB EGL_DEBUG_MSG_INFO_KHR 0x33BC EGLint eglDebugMessageControlKHR (EGLDEBUGPROCKHR callback, const EGLAttrib * attrib_list) EGLint eglLabelObjectKHR (EGLDisplay display, EGLenum objectType, EGLObjectKHR object, EGLLabelKHR label) EGLBoolean eglQueryDebugKHR (EGLint attribute, EGLAttrib * value)