From 71a5cfed4bbe88c51a52b8b2fa4a3244b27c6c45 Mon Sep 17 00:00:00 2001
From: Def3nder <33399267+Def3nder@users.noreply.github.com>
Date: Sun, 9 Feb 2020 10:36:37 +0100
Subject: [PATCH] Intensity slider for "Police" and "Two Dots" (#670)

Enable intensity slider for the Effects based on "police_base"

the intensity slider controls the width of the "dot" from 1 pixel (as now) to 64 pixels.
---
 wled00/FX.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/wled00/FX.cpp b/wled00/FX.cpp
index 12d40278e..43428fd4f 100644
--- a/wled00/FX.cpp
+++ b/wled00/FX.cpp
@@ -1227,6 +1227,7 @@ uint16_t WS2812FX::police_base(uint32_t color1, uint32_t color2)
 {
   uint16_t counter = now * ((SEGMENT.speed >> 2) +1);
   uint16_t idexR = (counter * SEGLEN) >> 16;
+  uint8_t size = 1 + SEGMENT.intensity >> 3;
   if (idexR >= SEGLEN) idexR = 0;
 
   uint16_t topindex = SEGLEN >> 1;
@@ -1234,10 +1235,11 @@ uint16_t WS2812FX::police_base(uint32_t color1, uint32_t color2)
   if (SEGENV.call == 0) SEGENV.aux0 = idexR;
   if (idexB >= SEGLEN) idexB = 0; //otherwise overflow on odd number of LEDs
 
-  if (SEGENV.aux0 == idexR) {
-    setPixelColor(idexR, color1);
-    setPixelColor(idexB, color2);
-  } else {
+  for (uint8_t i=0; i <= size; i++) {
+    setPixelColor(idexR+i, color1);
+    setPixelColor(idexB+i, color2);
+  }
+  if (SEGENV.aux0 != idexR) {
     uint8_t gap = (SEGENV.aux0 < idexR)? idexR - SEGENV.aux0:SEGLEN - SEGENV.aux0 + idexR;
     for (uint8_t i = 0; i <= gap ; i++) {
       if ((idexR - i) < 0) idexR = SEGLEN-1 + i;