1 files changed, 16 insertions, 0 deletions
diff --git a/quantum/led_matrix_runners/effect_runner_sin_cos_i.h b/quantum/led_matrix_runners/effect_runner_sin_cos_i.h
new file mode 100644
index 0000000000..4a5219abd1
--- /dev/null
+++ b/quantum/led_matrix_runners/effect_runner_sin_cos_i.h
@@ -0,0 +1,16 @@
+#pragma once
+
+typedef uint8_t (*sin_cos_i_f)(uint8_t val, int8_t sin, int8_t cos, uint8_t i, uint8_t time);
+
+bool effect_runner_sin_cos_i(effect_params_t* params, sin_cos_i_f effect_func) {
+    LED_MATRIX_USE_LIMITS(led_min, led_max);
+
+    uint16_t time      = scale16by8(g_led_timer, led_matrix_eeconfig.speed / 4);
+    int8_t   cos_value = cos8(time) - 128;
+    int8_t   sin_value = sin8(time) - 128;
+    for (uint8_t i = led_min; i < led_max; i++) {
+        LED_MATRIX_TEST_LED_FLAGS();
+        led_matrix_set_value(i, effect_func(led_matrix_eeconfig.val, cos_value, sin_value, i, time));
+    }
+    return led_max < DRIVER_LED_TOTAL;
+}