From 8fb1368e0aae04a0470287fa2b5c1129a0ced3f2 Mon Sep 17 00:00:00 2001
From: true <true_git@truecontrol.org>
Date: Sat, 3 Aug 2024 11:39:07 -0700
Subject: [PATCH] minor performance fixups for program 4

---
 firmware/retro_tech_fw/user/src/led_rgbprog.c | 20 +++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

diff --git a/firmware/retro_tech_fw/user/src/led_rgbprog.c b/firmware/retro_tech_fw/user/src/led_rgbprog.c
index a43fca5..bc10fc2 100644
--- a/firmware/retro_tech_fw/user/src/led_rgbprog.c
+++ b/firmware/retro_tech_fw/user/src/led_rgbprog.c
@@ -408,12 +408,12 @@ void led_rgb_4_typing(uint8_t preview, uint8_t tick)
             if ((i < typing_idx) || ((i == typing_idx) && typing_flash_state)) {
                 // these are on
                 rgb[i][j] = typing[color][j];
-            }
+            } else
 
             if (i > typing_idx) { // || ((i == typing_idx) && !typing_flash_state)) {
                 // these are idle
                 rgb[i][j] = idle_glow[j];
-            }
+            } else
 
             // flashing cursor fadeout
             if ((i == typing_idx) && !typing_flash_state) {
@@ -443,12 +443,16 @@ void led_rgb_4_typing(uint8_t preview, uint8_t tick)
         if (typing_fadeout >= 3) typing_fadeout--;
         else typing_fadeout = 0;
 
-        for (i = 0; i < 9; i++) {
-            for (j = 0; j < 3; j++) {
-                s = rgb[i][j];
-                s *= typing_fadeout;
-                rgb[i][j] = s >> 8;
-            }
+        for (j = 0; j < 3; j++) {
+            s = rgb[0][j];
+            s *= typing_fadeout;
+            rgb[0][j] = s >> 8;
+        }
+
+        for (i = 1; i < 9; i++) {
+            rgb[i][0] = rgb[0][0];
+            rgb[i][1] = rgb[0][1];
+            rgb[i][2] = rgb[0][2];
         }
 
         s = cursor[color];