first commit

libraries/FastLED/examples/LuminescentGrand/arduino/ui_state.h

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+
+#pragma once
+
+#include <Arduino.h>
+#include "buttons.h"
+
+
+extern ColorSelector color_selector;
+extern CountingButton vis_selector;
+
+struct ui_state {
+  ui_state() { memset(this, 0, sizeof(*this)); }
+  int which_visualizer;
+  int color_scheme;
+  //float color_wheel_pos;
+  //float velocity_bias_pos;  // default to 1.0f for buttons missing velocity.
+};
+
+void ui_init();
+ui_state ui_update(uint32_t now_ms, uint32_t delta_ms);
+