5 files changed, 34 insertions, 13 deletions
diff --git a/quantum/rgb_matrix/animations/pixel_fractal_anim.h b/quantum/rgb_matrix/animations/pixel_fractal_anim.h
index 875b4ceb3d..4cd1d9b861 100644
--- a/quantum/rgb_matrix/animations/pixel_fractal_anim.h
+++ b/quantum/rgb_matrix/animations/pixel_fractal_anim.h
@@ -7,7 +7,11 @@ RGB_MATRIX_EFFECT(PIXEL_FRACTAL)
 #    ifdef RGB_MATRIX_CUSTOM_EFFECT_IMPLS
 
 static bool PIXEL_FRACTAL(effect_params_t* params) {
-#        define MID_COL MATRIX_COLS / 2
+#        if MATRIX_COLS < 2
+#            define MID_COL 1
+#        else
+#            define MID_COL MATRIX_COLS / 2
+#        endif
     static bool     led[MATRIX_ROWS][MID_COL];
     static uint32_t wait_timer = 0;
 
diff --git a/quantum/rgb_matrix/animations/pixel_rain_anim.h b/quantum/rgb_matrix/animations/pixel_rain_anim.h
index 9d63f451e2..26cd73b578 100644
--- a/quantum/rgb_matrix/animations/pixel_rain_anim.h
+++ b/quantum/rgb_matrix/animations/pixel_rain_anim.h
@@ -16,13 +16,9 @@ static bool PIXEL_RAIN(effect_params_t* params) {
         if (!HAS_ANY_FLAGS(g_led_config.flags[led_index], params->flags)) {
             return;
         }
-        if (random8() & 2) {
-            rgb_matrix_set_color(led_index, 0, 0, 0);
-        } else {
-            HSV hsv = {random8(), random8_min_max(127, 255), rgb_matrix_config.hsv.v};
-            RGB rgb = rgb_matrix_hsv_to_rgb(hsv);
-            rgb_matrix_set_color(led_index, rgb.r, rgb.g, rgb.b);
-        }
+        HSV hsv = (random8() & 2) ? (HSV){0, 0, 0} : (HSV){random8(), random8_min_max(127, 255), rgb_matrix_config.hsv.v};
+        RGB rgb = rgb_matrix_hsv_to_rgb(hsv);
+        rgb_matrix_set_color(led_index, rgb.r, rgb.g, rgb.b);
         wait_timer = g_rgb_timer + interval();
     }
 
diff --git a/quantum/rgb_matrix/rgb_matrix.c b/quantum/rgb_matrix/rgb_matrix.c
index 1f3912cf7e..96be615162 100644
--- a/quantum/rgb_matrix/rgb_matrix.c
+++ b/quantum/rgb_matrix/rgb_matrix.c
@@ -19,8 +19,13 @@
 #include "rgb_matrix.h"
 #include "progmem.h"
 #include "eeprom.h"
+#include "eeconfig.h"
+#include "keyboard.h"
+#include "sync_timer.h"
+#include "debug.h"
 #include <string.h>
 #include <math.h>
+#include <stdlib.h>
 
 #include <lib/lib8tion/lib8tion.h>
 
@@ -428,7 +433,10 @@ void rgb_matrix_task(void) {
         case RENDERING:
             rgb_task_render(effect);
             if (effect) {
-                rgb_matrix_indicators();
+                // Only run the basic indicators in the last render iteration (default there are 5 iterations)
+                if (rgb_effect_params.iter == RGB_MATRIX_LED_PROCESS_MAX_ITERATIONS) {
+                    rgb_matrix_indicators();
+                }
                 rgb_matrix_indicators_advanced(&rgb_effect_params);
             }
             break;
diff --git a/quantum/rgb_matrix/rgb_matrix.h b/quantum/rgb_matrix/rgb_matrix.h
index 9ea248b66d..38040fb0cc 100644
--- a/quantum/rgb_matrix/rgb_matrix.h
+++ b/quantum/rgb_matrix/rgb_matrix.h
@@ -22,7 +22,7 @@
 #include <stdbool.h>
 #include "rgb_matrix_types.h"
 #include "color.h"
-#include "quantum.h"
+#include "keyboard.h"
 
 #ifdef IS31FL3731
 #    include "is31fl3731.h"
@@ -49,8 +49,9 @@
 #endif
 
 #ifndef RGB_MATRIX_LED_PROCESS_LIMIT
-#    define RGB_MATRIX_LED_PROCESS_LIMIT (RGB_MATRIX_LED_COUNT + 4) / 5
+#    define RGB_MATRIX_LED_PROCESS_LIMIT ((RGB_MATRIX_LED_COUNT + 4) / 5)
 #endif
+#define RGB_MATRIX_LED_PROCESS_MAX_ITERATIONS ((RGB_MATRIX_LED_COUNT + RGB_MATRIX_LED_PROCESS_LIMIT - 1) / RGB_MATRIX_LED_PROCESS_LIMIT)
 
 #if defined(RGB_MATRIX_LED_PROCESS_LIMIT) && RGB_MATRIX_LED_PROCESS_LIMIT > 0 && RGB_MATRIX_LED_PROCESS_LIMIT < RGB_MATRIX_LED_COUNT
 #    if defined(RGB_MATRIX_SPLIT)
diff --git a/quantum/rgb_matrix/rgb_matrix_drivers.c b/quantum/rgb_matrix/rgb_matrix_drivers.c
index d66fc801dd..7bd274ee99 100644
--- a/quantum/rgb_matrix/rgb_matrix_drivers.c
+++ b/quantum/rgb_matrix/rgb_matrix_drivers.c
@@ -15,6 +15,7 @@
  */
 
 #include "rgb_matrix.h"
+#include "util.h"
 
 /* Each driver needs to define the struct
  *    const rgb_matrix_driver_t rgb_matrix_driver;
@@ -426,11 +427,17 @@ const rgb_matrix_driver_t rgb_matrix_driver = {
 
 // LED color buffer
 LED_TYPE rgb_matrix_ws2812_array[RGB_MATRIX_LED_COUNT];
+bool     ws2812_dirty = false;
 
-static void init(void) {}
+static void init(void) {
+    ws2812_dirty = false;
+}
 
 static void flush(void) {
-    ws2812_setleds(rgb_matrix_ws2812_array, RGB_MATRIX_LED_COUNT);
+    if (ws2812_dirty) {
+        ws2812_setleds(rgb_matrix_ws2812_array, RGB_MATRIX_LED_COUNT);
+        ws2812_dirty = false;
+    }
 }
 
 // Set an led in the buffer to a color
@@ -448,6 +455,11 @@ static inline void setled(int i, uint8_t r, uint8_t g, uint8_t b) {
     }
 #    endif
 
+    if (rgb_matrix_ws2812_array[i].r == r && rgb_matrix_ws2812_array[i].g == g && rgb_matrix_ws2812_array[i].b == b) {
+        return;
+    }
+
+    ws2812_dirty                 = true;
     rgb_matrix_ws2812_array[i].r = r;
     rgb_matrix_ws2812_array[i].g = g;
     rgb_matrix_ws2812_array[i].b = b;