hydropack.ino File Reference

Detailed Description

HydroPack: stage-level musical bass animates an LED < | > layout.

Definition in file hydropack.ino.

#include <Arduino.h>
#include <FastLED.h>
#include "fl/math/math.h"
#include "fl/stl/static_assert.h"
#include "fl/ui/ui.h"

Include dependency graph for hydropack.ino:

Go to the source code of this file.

Macros
#define	I2S_CLK   4
#define	I2S_SD   8
#define	I2S_WS   7
#define	PIN_PREVIEW   3

Functions
void	advanceDoubleEnvelope (float &trigger, float &stage, float &level, float attackSeconds, float decaySeconds, float deltaSeconds)
float	advanceLinearFade (float value, float target, float durationSeconds, float deltaSeconds)
float	applyAttackDecay (float value, float target, float attackSeconds, float decaySeconds, float deltaSeconds)
fl::UIDescription	description ("The INMP441 sound-pressure gate warms up for two seconds of confident " "beats before arming music mode. Conversation and one-off noise stay " "dark; musical bass " "fires the center, with stronger hits launching to both triangles.")
void	fireAnalyzer (float bass, float threshold, float minIntensity, float &trigger)
	FL_STATIC_ASSERT (sizeof(kHydroPackLedLayout)/sizeof(kHydroPackLedLayout[0])==kPreviewLedCount, "HydroPack screenmap must contain every preview LED")
float	getVibeBeatConfidence (const fl::audio::detector::VibeLevels &levels)
bool	isMusicModeActive ()
bool	isMusicPresent ()
void	loop ()
fl::ScreenMap	makePreviewMap ()
void	renderPreview ()
void	setup ()
uint8_t	toByte (float value)
void	updateSoundLevel ()

Variables
fl::audio::Config	audioConfig
fl::UIAudio	audioUi ("Audio Input", audioConfig)
fl::shared_ptr< fl::audio::Processor >	gAudio
float	gBeatConfidence = 0.0f
float	gCenterEnvelopeStage = 0.0f
float	gCenterLevel = 0.0f
float	gCenterTrigger = 0.0f
uint32_t	gLastQualifyingBeatMs = 0
uint32_t	gMusicActiveUntilMs = 0
float	gMusicModeLevel = 0.0f
uint32_t	gMusicWarmupStartedMs = 0
float	gPendingTriangleLevel = 0.0f
fl::audio::SoundLevelMeter	gSoundLevelMeter
float	gSoundPressureDbSpl = 33.0f
float	gTriangleEnvelopeStage = 0.0f
uint32_t	gTriangleFireAtMs = 0
float	gTriangleLevel = 0.0f
float	gTriangleTrigger = 0.0f
constexpr float	kCenterBassThreshold = 1.05f
constexpr float	kCenterEnvelopeAttackSeconds = 0.015f
constexpr float	kCenterEnvelopeFadeSeconds = 0.060f
constexpr uint8_t	kCenterStart = 6
constexpr float	kDefaultMinimumBeatConfidence = 0.05f
constexpr float	kDefaultStageThresholdDbSpl = 72.0f
constexpr uint8_t	kHydroPackLedCount = 18
const fl::vec2f	kHydroPackLedLayout []
constexpr uint32_t	kMaximumMusicBeatGapMs = 2000
constexpr float	kMaximumMusicZcf = 0.40f
constexpr uint32_t	kMusicHoldMs = 2000
constexpr float	kMusicModeFadeSeconds = 0.5f
constexpr uint32_t	kMusicWarmupMs = 2000
constexpr uint8_t	kPreviewLedCount = kHydroPackLedCount
constexpr uint8_t	kRightTriangleStart = 12
constexpr float	kTriangleBassThreshold = 1.65f
constexpr float	kTriangleEnvelopeAttackSeconds = 0.015f
constexpr float	kTriangleEnvelopeFadeSeconds = 0.040f
constexpr uint32_t	kTriangleLaunchDelayMs = 5
constexpr uint8_t	kTriangleLedCount = 6
fl::UISlider	minimumBeatConfidence ("Minimum Vibe Beat Confidence", kDefaultMinimumBeatConfidence, 0.0f, 1.0f, 0.05f)
CRGB	previewLeds [kPreviewLedCount]
fl::ScreenMap	previewMap = makePreviewMap()
fl::UISlider	stageThresholdDbSpl ("Minimum Music Level (dB SPL)", kDefaultStageThresholdDbSpl, 60.0f, 105.0f, 1.0f)
fl::UITitle	title ("HydroPack Stage Music Launch")