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WS2812FX.h
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WS2812FX.h
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/*
WS2812FX.h - Library for WS2812 LED effects.
Harm Aldick - 2016
www.aldick.org
FEATURES
* A lot of blinken modes and counting
* WS2812FX can be used as drop-in replacement for Adafruit Neopixel Library
NOTES
* Uses the Adafruit Neopixel library. Get it here:
https://github.com/adafruit/Adafruit_NeoPixel
LICENSE
The MIT License (MIT)
Copyright (c) 2016 Harm Aldick
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
CHANGELOG
2016-05-28 Initial beta release
2016-06-03 Code cleanup, minor improvements, new modes
2016-06-04 2 new fx, fixed setColor (now also resets _mode_color)
2017-02-02 added external trigger functionality (e.g. for sound-to-light)
*/
#ifndef WS2812FX_h
#define WS2812FX_h
#include <Adafruit_NeoPixel.h>
#define DEFAULT_BRIGHTNESS 50
#define DEFAULT_MODE 0
#define DEFAULT_SPEED 1000
#define DEFAULT_COLOR 0xFF0000
#define SPEED_MIN 10
#define SPEED_MAX 65535
#define BRIGHTNESS_MIN 0
#define BRIGHTNESS_MAX 255
/* each segment uses 34 bytes of SRAM memory, so if you're application fails because of
insufficient memory, decreasing MAX_NUM_SEGMENTS may help */
#define MAX_NUM_SEGMENTS 10
#define NUM_COLORS 3 /* number of colors per segment */
#define SEGMENT _segments[_segment_index]
#define SEGMENT_RUNTIME _segment_runtimes[_segment_index]
#define SEGMENT_LENGTH (SEGMENT.stop - SEGMENT.start + 1)
#define RESET_RUNTIME memset(_segment_runtimes, 0, sizeof(_segment_runtimes))
// some common colors
#define RED 0xFF0000
#define GREEN 0x00FF00
#define BLUE 0x0000FF
#define WHITE 0xFFFFFF
#define BLACK 0x000000
#define YELLOW 0xFFFF00
#define CYAN 0x00FFFF
#define MAGENTA 0xFF00FF
#define PURPLE 0x400080
#define ORANGE 0xFF3000
#define ULTRAWHITE 0xFFFFFFFF
#define MODE_COUNT 57
#define FX_MODE_STATIC 0
#define FX_MODE_BLINK 1
#define FX_MODE_BREATH 2
#define FX_MODE_COLOR_WIPE 3
#define FX_MODE_COLOR_WIPE_INV 4
#define FX_MODE_COLOR_WIPE_REV 5
#define FX_MODE_COLOR_WIPE_REV_INV 6
#define FX_MODE_COLOR_WIPE_RANDOM 7
#define FX_MODE_RANDOM_COLOR 8
#define FX_MODE_SINGLE_DYNAMIC 9
#define FX_MODE_MULTI_DYNAMIC 10
#define FX_MODE_RAINBOW 11
#define FX_MODE_RAINBOW_CYCLE 12
#define FX_MODE_SCAN 13
#define FX_MODE_DUAL_SCAN 14
#define FX_MODE_FADE 15
#define FX_MODE_THEATER_CHASE 16
#define FX_MODE_THEATER_CHASE_RAINBOW 17
#define FX_MODE_RUNNING_LIGHTS 18
#define FX_MODE_TWINKLE 19
#define FX_MODE_TWINKLE_RANDOM 20
#define FX_MODE_TWINKLE_FADE 21
#define FX_MODE_TWINKLE_FADE_RANDOM 22
#define FX_MODE_SPARKLE 23
#define FX_MODE_FLASH_SPARKLE 24
#define FX_MODE_HYPER_SPARKLE 25
#define FX_MODE_STROBE 26
#define FX_MODE_STROBE_RAINBOW 27
#define FX_MODE_MULTI_STROBE 28
#define FX_MODE_BLINK_RAINBOW 29
#define FX_MODE_CHASE_WHITE 30
#define FX_MODE_CHASE_COLOR 31
#define FX_MODE_CHASE_RANDOM 32
#define FX_MODE_CHASE_RAINBOW 33
#define FX_MODE_CHASE_FLASH 34
#define FX_MODE_CHASE_FLASH_RANDOM 35
#define FX_MODE_CHASE_RAINBOW_WHITE 36
#define FX_MODE_CHASE_BLACKOUT 37
#define FX_MODE_CHASE_BLACKOUT_RAINBOW 38
#define FX_MODE_COLOR_SWEEP_RANDOM 39
#define FX_MODE_RUNNING_COLOR 40
#define FX_MODE_RUNNING_RED_BLUE 41
#define FX_MODE_RUNNING_RANDOM 42
#define FX_MODE_LARSON_SCANNER 43
#define FX_MODE_COMET 44
#define FX_MODE_FIREWORKS 45
#define FX_MODE_FIREWORKS_RANDOM 46
#define FX_MODE_MERRY_CHRISTMAS 47
#define FX_MODE_FIRE_FLICKER 48
#define FX_MODE_FIRE_FLICKER_SOFT 49
#define FX_MODE_FIRE_FLICKER_INTENSE 50
#define FX_MODE_CIRCUS_COMBUSTUS 51
#define FX_MODE_HALLOWEEN 52
#define FX_MODE_BICOLOR_CHASE 53
#define FX_MODE_TRICOLOR_CHASE 54
#define FX_MODE_ICU 55
#define FX_MODE_CUSTOM 56
class WS2812FX : public Adafruit_NeoPixel {
typedef uint16_t (WS2812FX::*mode_ptr)(void);
// segment parameters
public:
typedef struct segment {
uint8_t mode;
uint32_t colors[NUM_COLORS];
uint16_t speed;
uint16_t start;
uint16_t stop;
bool reverse;
} segment;
// segment runtime parameters
typedef struct segment_runtime {
uint32_t counter_mode_step;
uint32_t counter_mode_call;
unsigned long next_time;
uint16_t aux_param;
} segment_runtime;
public:
WS2812FX(uint16_t n, uint8_t p, neoPixelType t) : Adafruit_NeoPixel(n, p, t) {
_mode[FX_MODE_STATIC] = &WS2812FX::mode_static;
_mode[FX_MODE_BLINK] = &WS2812FX::mode_blink;
_mode[FX_MODE_COLOR_WIPE] = &WS2812FX::mode_color_wipe;
_mode[FX_MODE_COLOR_WIPE_INV] = &WS2812FX::mode_color_wipe_inv;
_mode[FX_MODE_COLOR_WIPE_REV] = &WS2812FX::mode_color_wipe_rev;
_mode[FX_MODE_COLOR_WIPE_REV_INV] = &WS2812FX::mode_color_wipe_rev_inv;
_mode[FX_MODE_COLOR_WIPE_RANDOM] = &WS2812FX::mode_color_wipe_random;
_mode[FX_MODE_RANDOM_COLOR] = &WS2812FX::mode_random_color;
_mode[FX_MODE_SINGLE_DYNAMIC] = &WS2812FX::mode_single_dynamic;
_mode[FX_MODE_MULTI_DYNAMIC] = &WS2812FX::mode_multi_dynamic;
_mode[FX_MODE_RAINBOW] = &WS2812FX::mode_rainbow;
_mode[FX_MODE_RAINBOW_CYCLE] = &WS2812FX::mode_rainbow_cycle;
_mode[FX_MODE_SCAN] = &WS2812FX::mode_scan;
_mode[FX_MODE_DUAL_SCAN] = &WS2812FX::mode_dual_scan;
_mode[FX_MODE_FADE] = &WS2812FX::mode_fade;
_mode[FX_MODE_THEATER_CHASE] = &WS2812FX::mode_theater_chase;
_mode[FX_MODE_THEATER_CHASE_RAINBOW] = &WS2812FX::mode_theater_chase_rainbow;
_mode[FX_MODE_TWINKLE] = &WS2812FX::mode_twinkle;
_mode[FX_MODE_TWINKLE_RANDOM] = &WS2812FX::mode_twinkle_random;
_mode[FX_MODE_TWINKLE_FADE] = &WS2812FX::mode_twinkle_fade;
_mode[FX_MODE_TWINKLE_FADE_RANDOM] = &WS2812FX::mode_twinkle_fade_random;
_mode[FX_MODE_SPARKLE] = &WS2812FX::mode_sparkle;
_mode[FX_MODE_FLASH_SPARKLE] = &WS2812FX::mode_flash_sparkle;
_mode[FX_MODE_HYPER_SPARKLE] = &WS2812FX::mode_hyper_sparkle;
_mode[FX_MODE_STROBE] = &WS2812FX::mode_strobe;
_mode[FX_MODE_STROBE_RAINBOW] = &WS2812FX::mode_strobe_rainbow;
_mode[FX_MODE_MULTI_STROBE] = &WS2812FX::mode_multi_strobe;
_mode[FX_MODE_BLINK_RAINBOW] = &WS2812FX::mode_blink_rainbow;
_mode[FX_MODE_CHASE_WHITE] = &WS2812FX::mode_chase_white;
_mode[FX_MODE_CHASE_COLOR] = &WS2812FX::mode_chase_color;
_mode[FX_MODE_CHASE_RANDOM] = &WS2812FX::mode_chase_random;
_mode[FX_MODE_CHASE_RAINBOW] = &WS2812FX::mode_chase_rainbow;
_mode[FX_MODE_CHASE_FLASH] = &WS2812FX::mode_chase_flash;
_mode[FX_MODE_CHASE_FLASH_RANDOM] = &WS2812FX::mode_chase_flash_random;
_mode[FX_MODE_CHASE_RAINBOW_WHITE] = &WS2812FX::mode_chase_rainbow_white;
_mode[FX_MODE_CHASE_BLACKOUT] = &WS2812FX::mode_chase_blackout;
_mode[FX_MODE_CHASE_BLACKOUT_RAINBOW] = &WS2812FX::mode_chase_blackout_rainbow;
_mode[FX_MODE_COLOR_SWEEP_RANDOM] = &WS2812FX::mode_color_sweep_random;
_mode[FX_MODE_RUNNING_COLOR] = &WS2812FX::mode_running_color;
_mode[FX_MODE_RUNNING_RED_BLUE] = &WS2812FX::mode_running_red_blue;
_mode[FX_MODE_RUNNING_RANDOM] = &WS2812FX::mode_running_random;
_mode[FX_MODE_LARSON_SCANNER] = &WS2812FX::mode_larson_scanner;
_mode[FX_MODE_COMET] = &WS2812FX::mode_comet;
_mode[FX_MODE_FIREWORKS] = &WS2812FX::mode_fireworks;
_mode[FX_MODE_FIREWORKS_RANDOM] = &WS2812FX::mode_fireworks_random;
_mode[FX_MODE_MERRY_CHRISTMAS] = &WS2812FX::mode_merry_christmas;
_mode[FX_MODE_HALLOWEEN] = &WS2812FX::mode_halloween;
_mode[FX_MODE_FIRE_FLICKER] = &WS2812FX::mode_fire_flicker;
_mode[FX_MODE_FIRE_FLICKER_SOFT] = &WS2812FX::mode_fire_flicker_soft;
_mode[FX_MODE_FIRE_FLICKER_INTENSE] = &WS2812FX::mode_fire_flicker_intense;
_mode[FX_MODE_CIRCUS_COMBUSTUS] = &WS2812FX::mode_circus_combustus;
_mode[FX_MODE_BICOLOR_CHASE] = &WS2812FX::mode_bicolor_chase;
_mode[FX_MODE_TRICOLOR_CHASE] = &WS2812FX::mode_tricolor_chase;
// if flash memory is constrained (I'm looking at you Arduino Nano), replace modes
// that use a lot of flash with mode_static (reduces flash footprint by about 3600 bytes)
#ifdef REDUCED_MODES
_mode[FX_MODE_BREATH] = &WS2812FX::mode_static;
_mode[FX_MODE_RUNNING_LIGHTS] = &WS2812FX::mode_static;
_mode[FX_MODE_ICU] = &WS2812FX::mode_static;
#else
_mode[FX_MODE_BREATH] = &WS2812FX::mode_breath;
_mode[FX_MODE_RUNNING_LIGHTS] = &WS2812FX::mode_running_lights;
_mode[FX_MODE_ICU] = &WS2812FX::mode_icu;
#endif
_mode[FX_MODE_CUSTOM] = &WS2812FX::mode_custom;
_name[FX_MODE_STATIC] = F("Static");
_name[FX_MODE_BLINK] = F("Blink");
_name[FX_MODE_BREATH] = F("Breath");
_name[FX_MODE_COLOR_WIPE] = F("Color Wipe");
_name[FX_MODE_COLOR_WIPE_INV ] = F("Color Wipe Inverse");
_name[FX_MODE_COLOR_WIPE_REV] = F("Color Wipe Reverse");
_name[FX_MODE_COLOR_WIPE_REV_INV] = F("Color Wipe Reverse Inverse");
_name[FX_MODE_COLOR_WIPE_RANDOM] = F("Color Wipe Random");
_name[FX_MODE_RANDOM_COLOR] = F("Random Color");
_name[FX_MODE_SINGLE_DYNAMIC] = F("Single Dynamic");
_name[FX_MODE_MULTI_DYNAMIC] = F("Multi Dynamic");
_name[FX_MODE_RAINBOW] = F("Rainbow");
_name[FX_MODE_RAINBOW_CYCLE] = F("Rainbow Cycle");
_name[FX_MODE_SCAN] = F("Scan");
_name[FX_MODE_DUAL_SCAN] = F("Dual Scan");
_name[FX_MODE_FADE] = F("Fade");
_name[FX_MODE_THEATER_CHASE] = F("Theater Chase");
_name[FX_MODE_THEATER_CHASE_RAINBOW] = F("Theater Chase Rainbow");
_name[FX_MODE_RUNNING_LIGHTS] = F("Running Lights");
_name[FX_MODE_TWINKLE] = F("Twinkle");
_name[FX_MODE_TWINKLE_RANDOM] = F("Twinkle Random");
_name[FX_MODE_TWINKLE_FADE] = F("Twinkle Fade");
_name[FX_MODE_TWINKLE_FADE_RANDOM] = F("Twinkle Fade Random");
_name[FX_MODE_SPARKLE] = F("Sparkle");
_name[FX_MODE_FLASH_SPARKLE] = F("Flash Sparkle");
_name[FX_MODE_HYPER_SPARKLE] = F("Hyper Sparkle");
_name[FX_MODE_STROBE] = F("Strobe");
_name[FX_MODE_STROBE_RAINBOW] = F("Strobe Rainbow");
_name[FX_MODE_MULTI_STROBE] = F("Multi Strobe");
_name[FX_MODE_BLINK_RAINBOW] = F("Blink Rainbow");
_name[FX_MODE_CHASE_WHITE] = F("Chase White");
_name[FX_MODE_CHASE_COLOR] = F("Chase Color");
_name[FX_MODE_CHASE_RANDOM] = F("Chase Random");
_name[FX_MODE_CHASE_RAINBOW] = F("Chase Rainbow");
_name[FX_MODE_CHASE_FLASH] = F("Chase Flash");
_name[FX_MODE_CHASE_FLASH_RANDOM] = F("Chase Flash Random");
_name[FX_MODE_CHASE_RAINBOW_WHITE] = F("Chase Rainbow White");
_name[FX_MODE_CHASE_BLACKOUT] = F("Chase Blackout");
_name[FX_MODE_CHASE_BLACKOUT_RAINBOW] = F("Chase Blackout Rainbow");
_name[FX_MODE_COLOR_SWEEP_RANDOM] = F("Color Sweep Random");
_name[FX_MODE_RUNNING_COLOR] = F("Running Color");
_name[FX_MODE_RUNNING_RED_BLUE] = F("Running Red Blue");
_name[FX_MODE_RUNNING_RANDOM] = F("Running Random");
_name[FX_MODE_LARSON_SCANNER] = F("Larson Scanner");
_name[FX_MODE_COMET] = F("Comet");
_name[FX_MODE_FIREWORKS] = F("Fireworks");
_name[FX_MODE_FIREWORKS_RANDOM] = F("Fireworks Random");
_name[FX_MODE_MERRY_CHRISTMAS] = F("Merry Christmas");
_name[FX_MODE_HALLOWEEN] = F("Halloween");
_name[FX_MODE_FIRE_FLICKER] = F("Fire Flicker");
_name[FX_MODE_FIRE_FLICKER_SOFT] = F("Fire Flicker (soft)");
_name[FX_MODE_FIRE_FLICKER_INTENSE] = F("Fire Flicker (intense)");
_name[FX_MODE_CIRCUS_COMBUSTUS] = F("Circus Combustus");
_name[FX_MODE_BICOLOR_CHASE] = F("Bicolor Chase");
_name[FX_MODE_TRICOLOR_CHASE] = F("Tricolor Chase");
_name[FX_MODE_ICU] = F("ICU");
_name[FX_MODE_CUSTOM] = F("Custom");
_brightness = DEFAULT_BRIGHTNESS;
_running = false;
_num_segments = 1;
_segments[0].mode = DEFAULT_MODE;
_segments[0].colors[0] = DEFAULT_COLOR;
_segments[0].start = 0;
_segments[0].stop = n - 1;
_segments[0].speed = DEFAULT_SPEED;
RESET_RUNTIME;
}
void
init(void),
service(void),
start(void),
stop(void),
setMode(uint8_t m),
setCustomMode(uint16_t (*p)()),
setSpeed(uint16_t s),
increaseSpeed(uint8_t s),
decreaseSpeed(uint8_t s),
setColor(uint8_t r, uint8_t g, uint8_t b),
setColor(uint32_t c),
setSegmentColors(uint8_t n, const uint32_t colors[]),
setBrightness(uint8_t b),
increaseBrightness(uint8_t s),
decreaseBrightness(uint8_t s),
setLength(uint16_t b),
increaseLength(uint16_t s),
decreaseLength(uint16_t s),
trigger(void),
setNumSegments(uint8_t n),
setSegment(uint8_t n, uint16_t start, uint16_t stop, uint8_t mode, uint32_t color, uint16_t speed, bool reverse),
setSegment(uint8_t n, uint16_t start, uint16_t stop, uint8_t mode, const uint32_t colors[], uint16_t speed, bool reverse),
resetSegments();
boolean
isRunning(void);
uint8_t
getMode(void),
getBrightness(void),
getModeCount(void),
getNumSegments(void);
uint16_t
getSpeed(void),
getLength(void);
uint32_t
color_wheel(uint8_t),
getColor(void);
const __FlashStringHelper*
getModeName(uint8_t m);
WS2812FX::segment*
getSegments(void);
private:
void
strip_off(void),
fade_out(void);
uint16_t
mode_static(void),
blink(uint32_t, uint32_t, bool strobe),
mode_blink(void),
mode_blink_rainbow(void),
mode_strobe(void),
mode_strobe_rainbow(void),
color_wipe(uint32_t, uint32_t, bool),
mode_color_wipe(void),
mode_color_wipe_inv(void),
mode_color_wipe_rev(void),
mode_color_wipe_rev_inv(void),
mode_color_wipe_random(void),
mode_color_sweep_random(void),
mode_random_color(void),
mode_single_dynamic(void),
mode_multi_dynamic(void),
mode_breath(void),
mode_fade(void),
mode_scan(void),
mode_dual_scan(void),
theater_chase(uint32_t, uint32_t),
mode_theater_chase(void),
mode_theater_chase_rainbow(void),
mode_rainbow(void),
mode_rainbow_cycle(void),
mode_running_lights(void),
twinkle(uint32_t),
mode_twinkle(void),
mode_twinkle_random(void),
twinkle_fade(uint32_t),
mode_twinkle_fade(void),
mode_twinkle_fade_random(void),
mode_sparkle(void),
mode_flash_sparkle(void),
mode_hyper_sparkle(void),
mode_multi_strobe(void),
chase(uint32_t, uint32_t, uint32_t),
mode_chase_white(void),
mode_chase_color(void),
mode_chase_random(void),
mode_chase_rainbow(void),
mode_chase_flash(void),
mode_chase_flash_random(void),
mode_chase_rainbow_white(void),
mode_chase_blackout(void),
mode_chase_blackout_rainbow(void),
running(uint32_t, uint32_t),
mode_running_color(void),
mode_running_red_blue(void),
mode_running_random(void),
mode_larson_scanner(void),
mode_comet(void),
fireworks(uint32_t),
mode_fireworks(void),
mode_fireworks_random(void),
mode_merry_christmas(void),
mode_halloween(void),
mode_fire_flicker(void),
mode_fire_flicker_soft(void),
mode_fire_flicker_intense(void),
fire_flicker(int),
mode_circus_combustus(void),
tricolor_chase(uint32_t, uint32_t, uint32_t),
mode_bicolor_chase(void),
mode_tricolor_chase(void),
mode_icu(void),
mode_custom(void);
boolean
_running,
_triggered;
uint8_t
get_random_wheel_index(uint8_t),
_brightness;
const __FlashStringHelper*
_name[MODE_COUNT]; // SRAM footprint: 2 bytes per element
mode_ptr
_mode[MODE_COUNT]; // SRAM footprint: 4 bytes per element
uint8_t _segment_index = 0;
uint8_t _num_segments = 1;
segment _segments[MAX_NUM_SEGMENTS] = { // SRAM footprint: 20 bytes per element
// mode, color[], speed, start, stop, reverse
{ FX_MODE_STATIC, {DEFAULT_COLOR}, DEFAULT_SPEED, 0, 7, false}
};
segment_runtime _segment_runtimes[MAX_NUM_SEGMENTS]; // SRAM footprint: 14 bytes per element
};
#endif