From 855d61af4e98eb142dfcb64f83e39150e5ad3915 Mon Sep 17 00:00:00 2001
From: Frank <91616163+softhack007@users.noreply.github.com>
Date: Tue, 22 Oct 2024 23:10:30 +0200
Subject: [PATCH] draw character minor speedup

Only use palette math when text with color gradient is needed
---
 wled00/FX_2Dfcn.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/wled00/FX_2Dfcn.cpp b/wled00/FX_2Dfcn.cpp
index 850444b8..751eb054 100644
--- a/wled00/FX_2Dfcn.cpp
+++ b/wled00/FX_2Dfcn.cpp
@@ -913,7 +913,7 @@ void Segment::drawCharacter(unsigned char chr, int16_t x, int16_t y, uint8_t w,
   const int font = w*h;
 
   CRGB col = CRGB(color);
-  CRGBPalette16 grad = CRGBPalette16(col, col2 ? CRGB(col2) : col);
+  CRGBPalette16 grad = CRGBPalette16(col, (col2 != BLACK) ? CRGB(col2) : col);
   uint32_t bgCol = SEGCOLOR(1);
 
   //if (w<5 || w>6 || h!=8) return;
@@ -941,7 +941,7 @@ void Segment::drawCharacter(unsigned char chr, int16_t x, int16_t y, uint8_t w,
         break; // 5x12 font
       default: return;
     }
-    col = ColorFromPalette(grad, (i+1)*255/h, 255, NOBLEND);
+    if (col2 != BLACK) col = ColorFromPalette(grad, (i+1)*255/h, 255, NOBLEND);
     for (int j = 0; j<w; j++) { // character width
       int16_t x0 = x + (w-1) - j;
       if ((x0 >= 0) || (x0 < cols)) {