esp32-sk6812/include/Animation/RgbwSinusAnimation.h
Thomas Kolb 25abc446b0 Increased sin LUT precision: 16-bit x 2048 entries
This massively improves glitches in functions like sin(t + sin(t)), as
used in the RgbwPsychedelicAnimation. That animation is now almost
flicker-free.
2021-08-23 23:57:19 +02:00

38 lines
865 B
C++

#pragma once
#include <array>
#include "Animation.h"
#include "fasttrigon.h"
class RgbwSinusAnimation : public Animation
{
public:
typedef std::array<uint32_t, 4> rgbw_val_array;
RgbwSinusAnimation(Fader *fader,
const rgbw_val_array &speeds = {2273, 2281, 2287, 2293},
uint32_t speed_divider = 1024,
uint16_t brightness_scale = fasttrigon::SCALE/4); // max: 255
void loop(uint64_t frame) override;
void stop(void) override
{
m_stopping = true;
}
void reset(void) override;
private:
bool m_stopping;
rgbw_val_array m_speeds;
uint32_t m_speedDivider;
uint16_t m_brightnessScale;
rgbw_val_array m_phi;
uint32_t m_overflowInterval;
};