brackeys-12/small_wave.gd

@tool
extends RichTextEffect
class_name SmallWaveEffect

var bbcode = "smallwave"

func _process_custom_fx(char_fx: CharFXTransform) -> bool:
	var time = fmod(char_fx.elapsed_time * 8 - char_fx.relative_index + 100, 10)
	var local_time = fmod(time, 1)
	
	if time < 1:
		char_fx.offset = Vector2(0, -1 * (sin(local_time * PI)))
	if time < 3 or time >= 8:
		var color_time = local_time
		if time >= 1 and time < 3:
			color_time += 1
		if time >= 2 and time < 3:
			color_time += 1
		if time >= 0 and time < 3:
			color_time += 1
		if time >= 9 or time < 3:
			color_time += 1
			
		
		char_fx.color.a = (sin(color_time / 5 * PI)) * 0.15 + 0.85
	else:
		char_fx.color.a = 0.85
	
	return true