-function set_neutral_color(effect, color)
- effect:set_vec3("neutral_color", color[1], color[2], color[3])
-end
-
-function set_neutral_color_from_signal(state, effect, signal)
- if is_plain_signal(signal) then
- set_neutral_color(effect, state.neutral_colors[signal - INPUT0_SIGNAL_NUM + 1])
- end
-end
-