40 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			40 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef DISABLE_RGB_MATRIX_RAINDROPS
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| RGB_MATRIX_EFFECT(RAINDROPS)
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| #ifdef RGB_MATRIX_CUSTOM_EFFECT_IMPLS
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| 
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| static void raindrops_set_color(int i, effect_params_t* params) {
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|   if (!HAS_ANY_FLAGS(g_led_config.flags[i], params->flags)) return;
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|   HSV hsv = { 0 , rgb_matrix_config.hsv.s, rgb_matrix_config.hsv.v };
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| 
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|   // Take the shortest path between hues
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|   int16_t deltaH = ((rgb_matrix_config.hsv.h + 180) % 360 - rgb_matrix_config.hsv.h) / 4;
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|   if (deltaH > 127) {
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|     deltaH -= 256;
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|   } else if (deltaH < -127) {
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|     deltaH += 256;
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|   }
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| 
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|   hsv.h = rgb_matrix_config.hsv.h + (deltaH * (rand() & 0x03));
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|   RGB rgb = hsv_to_rgb(hsv);
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|   rgb_matrix_set_color(i, rgb.r, rgb.g, rgb.b);
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| }
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| 
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| bool RAINDROPS(effect_params_t* params) {
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|   if (!params->init) {
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|     // Change one LED every tick, make sure speed is not 0
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|     if (scale16by8(g_rgb_counters.tick, qadd8(rgb_matrix_config.speed, 16)) % 10 == 0) {
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|       raindrops_set_color(rand() % DRIVER_LED_TOTAL, params);
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|     }
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|     return false;
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|   }
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| 
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|   RGB_MATRIX_USE_LIMITS(led_min, led_max);
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|   for (int i = led_min; i < led_max; i++) {
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|     raindrops_set_color(i, params);
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|   }
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|   return led_max < DRIVER_LED_TOTAL;
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| }
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| 
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| #endif // RGB_MATRIX_CUSTOM_EFFECT_IMPLS
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| #endif // DISABLE_RGB_MATRIX_RAINDROPS
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