From ae17fc8d643e007b5825bc7ecd69e4fcb1f5d476 Mon Sep 17 00:00:00 2001
From: nisonya <57719832+nisonya@users.noreply.github.com>
Date: Sun, 1 Mar 2026 23:34:34 +0300
Subject: [PATCH] Update hub.h
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Плавность перехода, настоящий черный, минимальный порог для переключения цвета
---
 firmware/AmbiSensor/hub.h | 32 +++++++++++++++++++++++++++++++-
 1 file changed, 31 insertions(+), 1 deletion(-)

diff --git a/firmware/AmbiSensor/hub.h b/firmware/AmbiSensor/hub.h
index bf8290a..d1e2cce 100644
--- a/firmware/AmbiSensor/hub.h
+++ b/firmware/AmbiSensor/hub.h
@@ -72,6 +72,12 @@ void hub_init() {
 
 void show_ambi() {
     static GHtimer tmr(45);
+    static bool filterInit = false;
+    static float filt[8][3];
+    static uint8_t stable[8][3];
+    const float alpha = 0.22f; 
+    const uint8_t blackLevelThreshold = 2;  // без миганий на черном
+    const uint8_t minColorDelta = 3;  // порог для переключения цвета
     if (tmr) {
         for (uint8_t i = 0; i < 5; i++) {
             if (!data.led_num[i]) return;
@@ -100,7 +106,31 @@ void show_ambi() {
                 b = constrain(b, 0, 255);
             }
 
-            colors[i] = CRGB(r, g, b);
+            if (!filterInit) {
+                filt[i][0] = r;
+                filt[i][1] = g;
+                filt[i][2] = b;
+            } else {
+                filt[i][0] += (r - filt[i][0]) * alpha;
+                filt[i][1] += (g - filt[i][1]) * alpha;
+                filt[i][2] += (b - filt[i][2]) * alpha;
+            }
+
+            uint8_t rf = (filt[i][0] < blackLevelThreshold) ? 0 : (uint8_t)filt[i][0];
+            uint8_t gf = (filt[i][1] < blackLevelThreshold) ? 0 : (uint8_t)filt[i][1];
+            uint8_t bf = (filt[i][2] < blackLevelThreshold) ? 0 : (uint8_t)filt[i][2];
+
+            if (!filterInit) {
+                stable[i][0] = rf;
+                stable[i][1] = gf;
+                stable[i][2] = bf;
+            } else {
+                if (abs((int)rf - (int)stable[i][0]) >= minColorDelta) stable[i][0] = rf;
+                if (abs((int)gf - (int)stable[i][1]) >= minColorDelta) stable[i][1] = gf;
+                if (abs((int)bf - (int)stable[i][2]) >= minColorDelta) stable[i][2] = bf;
+            }
+
+            colors[i] = CRGB(stable[i][0], stable[i][1], stable[i][2]);
         }
 
         uint16_t led_to = 0;