.. _program_listing_file_src_animation_vuanimation.h:

Program Listing for File vuanimation.h
======================================

|exhale_lsh| :ref:`Return to documentation for file <file_src_animation_vuanimation.h>` (``src/animation/vuanimation.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #ifndef VUANIMATION_H
   #define VUANIMATION_H
   
   #include "animation.h"
   
   // TODO: Complete VUAnimation
   // Example with code: https://github.com/shajeebtm/Arduino-audio-spectrum-visualizer-analyzer/
   // Other example: https://classes.engineering.wustl.edu/ese205/core/index.php?title=Fast_Fourier_Transform_Library_%26_Arduino
   
   namespace PixelMaestro {
       class VUAnimation : public Animation {
           public:
               explicit VUAnimation(Section& section);
               ~VUAnimation() = default;
               void set_sample(uint8_t index, double sample);
               void update();
   
           private:
               static const uint8_t NUM_SAMPLES = 128;
   
               double vReal[NUM_SAMPLES];
               double vImg[NUM_SAMPLES];
   
               void map();
       };
   }
   
   #endif // VUANIMATION_H