From e06d269b82f0f5709a7d959ba4244c0b19845572 Mon Sep 17 00:00:00 2001
From: Blaz Kristan <blaz@kristan-sp.si>
Date: Mon, 15 Mar 2021 17:01:56 +0100
Subject: [PATCH] Slight modification of Chunchun effect.

---
 wled00/FX.cpp | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/wled00/FX.cpp b/wled00/FX.cpp
index 786ea692..77a57ff3 100644
--- a/wled00/FX.cpp
+++ b/wled00/FX.cpp
@@ -3628,15 +3628,15 @@ uint16_t WS2812FX::mode_chunchun(void)
 {
   fill(SEGCOLOR(1));
   uint16_t counter = now*(6 + (SEGMENT.speed >> 4));
-  uint16_t numBirds = SEGLEN >> 2;
-  uint16_t span = SEGMENT.intensity << 8;
+  uint16_t numBirds = 2 + (SEGLEN >> 3);  // 2 + 1/8 of a segment
+  uint16_t span = (SEGMENT.intensity << 8) / numBirds;
 
   for (uint16_t i = 0; i < numBirds; i++)
   {
-    counter -= span/numBirds;
-    int megumin = sin16(counter) + 0x8000;
+    counter -= span;
+    uint16_t megumin = sin16(counter) + 0x8000;
     uint32_t bird = (megumin * SEGLEN) >> 16;
-    uint32_t c = color_from_palette((i * 255)/ numBirds, false, true, 0);
+    uint32_t c = color_from_palette((i * 255)/ numBirds, false, false, 0);  // no palette wrapping
     setPixelColor(bird, c);
   }
   return FRAMETIME;