effect_lightspeed: New effect.

include/effect_lightspeed.h

@@ -0,0 +1,32 @@
+#pragma once
+
+#include "Effect.h"
+#include "my_fastled.h"
+
+class LightspeedEffectStar {
+private:
+	uint16_t _angle;
+	accum88 _start;
+	uint16_t _speed;
+	uint16_t _target;
+	uint8_t _saturation;
+	void _init();
+public:
+	LightspeedEffectStar();
+	void loop(Window* win);
+};
+
+class LightspeedEffect : public Effect {
+private:
+	LightspeedEffectStar* _stars;
+	uint8_t _count;
+	void _init();
+	void _delete();
+public:
+	LightspeedEffect();
+	~LightspeedEffect();
+	void loop(uint16_t ms);
+	boolean can_be_shown_with_clock();
+	String get_name() override { return "lightspeed"; }
+};
+

include/settings.h

@@ -74,6 +74,10 @@ struct Settings {
 			uint16_t blend_speed = 10;
 			uint16_t restart_after_steps = 100;
 		} gol;
+		
+		struct /* lightspeed */ {
+			uint16_t count = 25;
+		} lightspeed;
 
 		struct /* sines */ {
 			uint16_t count = 5;