Add user horrortroll in userspace (#19769)

users/horrortroll/led/flower_blooming/flower_blooming.c

@@ -0,0 +1,27 @@
+/* Copyright 2022 HorrorTroll <https://github.com/HorrorTroll>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "led/flower_blooming/flower_blooming.h"
+
+static HSV FLOWER_BLOOMING_math(HSV hsv, uint8_t i, uint8_t time) {
+    if (g_led_config.point[i].y > k_rgb_matrix_center.y)
+        hsv.h = g_led_config.point[i].x * 3 - g_led_config.point[i].y * 3 + time;
+    else
+        hsv.h = g_led_config.point[i].x * 3 - g_led_config.point[i].y * 3 - time;
+    return hsv;
+}
+
+bool FLOWER_BLOOMING(effect_params_t* params) { return effect_runner_bloom(params, &FLOWER_BLOOMING_math); }