function _emscripten_webgl_init_context_attributes(attributes) {
      var a = attributes >> 2;
      for(var i = 0; i < (56>>2); ++i) {
        HEAP32[a+i] = 0;
      }

      HEAP32[a + (0>>2)] =
      HEAP32[a + (4>>2)] =
      HEAP32[a + (12>>2)] =
      HEAP32[a + (16>>2)] =
      HEAP32[a + (32>>2)] =
      HEAP32[a + (40>>2)] = 1;

    }
/) {
  return _emscripten_webgl_do_create_context(a0,a1);
  }


  function _emscripten_webgl_destroy_context_calling_thread(contextHandle) {
      if (GL.currentContext == contextHandle) GL.currentContext = 0;
      GL.deleteContext(contextHandle);
    }function _emscripten_webgl_destroy_context(a0
  /*