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sara.ino
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sara.ino
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// Preamble
#include "FastLED.h"
#include "IRremote.h"
#include "sara.h"
#include "patterns/point.h"
#include "patterns/line.h"
#include "patterns/holes.h"
#include "patterns/pulse.h"
#include "patterns/strobes.h"
#include "patterns/dual.h"
#include "patterns/noise.h"
#include "patterns/hue_derive.h"
#include "patterns/dephasee.h"
#include "patterns/confetti.h"
#include "patterns/splashes.h"
#include "patterns/dephasee.h"
#include "patterns/hue_derive.h"
#include "patterns/baume.h"
>>>>>>> 54493db... Improve signalling
FASTLED_USING_NAMESPACE
#if defined(FASTLED_VERSION) && (FASTLED_VERSION < 3001000)
#warning "Requires FastLED 3.1 or later; check github for latest code."
#endif
//#define DEBUG
Channel channels[] = {
point,
points,
points_gradient,
points_gradient_balanced,
line,
pulse,
strobes,
holes,
dual_rand,
dual_rrand,
noise_conditional,
hue_anchor,
hue_drift,
dephasee,
line_colors, line_colors, line_colors, line_colors,
line,
pulse,
confetti,
splashes,
dephasee,
hue_anchor,
baume,
};
// Main Functions
void setup() {
delay(200);
#ifdef DEBUG
Serial.begin(9600); Serial.println(F("Resetting..."));
#endif
channels_nbr = ARRAY_SIZE(channels);
FastLED.addLeds<LED_TYPE,STRIP_PIN,COLOR_ORDER>(leds, NUM_LEDS).setCorrection(TypicalLEDStrip);
FastLED.setBrightness(brightness);
resetLedsHue();
irrecv.enableIRIn();
noise_z = random16();
#ifdef SD_READ
#ifdef DEBUG
Serial.print(F("Trying to init SD card... "));
#endif
pinMode(10, OUTPUT);
if (!SD.begin(10)) {
#ifdef DEBUG
Serial.println(F("init failed!"));
#endif
return;
}
#ifdef DEBUG
Serial.println(F("OK!"));
#endif
#endif
}
void loop() {
if (!pause) {
channels[channel_idx].pattern();
if (channels[channel_idx].fade_edges) { fadeEdges(); }
if ((channels[channel_idx].fade_init) && (channel_timer < 50)) { fadeInit(); }
if (channel_timer < 255) { EVERY_N_MILLISECONDS(20) { channel_timer += 1; } }
EVERY_N_MILLISECONDS(10) { hue_warp += random8(10); }
}
while (!irrecv.isIdle());
checkIRSignal();
if (!pause) {
FastLED.show();
if (channels[channel_idx].self_refresh) { delay(5); }
else { delay(1000/fps_arr[fps_idx]); }
// FastLED.delay may prevent IRremote from catching interrupts
//TODO init this static array
}
}
// Helpers
void setToColorShift(byte i) {
if (crgb_shift_active) { leds[i] = crgb_shift; }
else { leds[i].setHue(hue_shift); }
}
void fadeInit() {
for(byte i = 0; i < NUM_LEDS-pos_shift; i++) {
leds[i].nscale8(channel_timer*5);
}
}
byte fadeEdgesPx(byte min_val, byte i) {
return 255 + ((255-min_val)/(2*fade_size)) * (NUM_LEDS-1-2*fade_size-pos_shift - abs(i - fade_size) - abs(i - (NUM_LEDS-1-pos_shift - fade_size)));
}
void fadeEdges() {
for(byte i = 0; i < NUM_LEDS-pos_shift; i++) {
leds[i].nscale8(fadeEdgesPx(0, i));
}
}
byte neighboursUp(byte i) {
if (i == 0) { return (byte) leds[1]; }
if (i == NUM_LEDS-1) { return (byte) leds[NUM_LEDS-2]; }
return ((byte) leds[i-1]) + ((byte) leds[i+1]);
}
int freeRam() {
extern int __heap_start, *__brkval;
int v;
return (int) &v - (__brkval == 0 ? (int) &__heap_start : (int) __brkval);
}
void resetLedsHue() {
for (byte i = 0; i < NUM_LEDS; i++) { leds_hue[i] = hue_shift; }
/*
// use this to free memory (leds_hue must be used by the last channel only)
#ifdef DEBUG
Serial.print(F("Remaining SRAM: ")); Serial.println(freeRam());
#endif
if (channel_idx == channels_nbr-1) {
leds_hue = (byte*) malloc(NUM_LEDS);
for (byte i = 0; i < NUM_LEDS; i++) { leds_hue[i] = hue_shift; }
} else {
free(leds_hue);
leds_hue = NULL;
}
#ifdef DEBUG
Serial.print(F("Remaining SRAM: ")); Serial.println(freeRam());
#endif
*/
}
void noisePx(byte i, byte hue_shift2) {
leds[i] = CHSV(hue_shift + hue_shift2 + inoise8((1+fade_size)*i, noise_z)/2, 192 + (inoise8((1+fade_size)*i, noise_z) >> 2), 255);
}
// Buffer Logic
void addToBuffer(char c) {
if ( curr_char_idx < 18 ) {
ir_buffer[curr_char_idx++] = c;
}
}
void flushChannelBuffer() {
ir_buffer[curr_char_idx] = 0;
channel_idx_tmp = atoi(ir_buffer);
// note that no buffer raises a plain 0
if (channel_idx_tmp < channels_nbr) {
channel_idx = channel_idx_tmp;
resetLedsHue();
signal(0);
#ifdef SD_READ
if (channel_idx == 0) { signal(155); } else { signal(0); }
#endif
}
#ifdef SD_READ
else { if (set_sd_silhouette(channel_idx_tmp)) { channel_idx = 0; signal(155); } }
#endif
curr_char_idx = 0;
}
void flushByteBuffer(byte *var) {
ir_buffer[curr_char_idx] = 0;
if (curr_char_idx <= 3) {
*var = atoi(ir_buffer);
curr_char_idx = 0;
} else {
// flush the last three chars
*var = atoi(ir_buffer + curr_char_idx - 3);
curr_char_idx -= 3;
}
}
void flushFadeSizeBuffer() { flushByteBuffer(&fade_size); signal(); }
void flushPosShiftBuffer() { flushByteBuffer(&pos_shift); signal(); }
void flushHueShiftBuffer() {
if (curr_char_idx <= 3) {
flushByteBuffer(&hue_shift);
crgb_shift_active = false;
color_bis_active = false;
} else if (curr_char_idx <= 6) {
flushByteBuffer(&hue_shift_bis);
flushByteBuffer(&hue_shift);
crgb_shift_active = false;
color_bis_active = true;
} else if (curr_char_idx == 9) {
flushByteBuffer(&b_tmp); flushByteBuffer(&g_tmp); flushByteBuffer(&r_tmp);
crgb_shift = CRGB(r_tmp, g_tmp, b_tmp);
crgb_shift_active = true;
color_bis_active = false;
} else if (curr_char_idx == 12) {
flushByteBuffer(&h_tmp);
crgb_shift_bis = CHSV(h_tmp, 255, 255);
flushByteBuffer(&b_tmp); flushByteBuffer(&g_tmp); flushByteBuffer(&r_tmp);
crgb_shift = CRGB(r_tmp, g_tmp, b_tmp);
crgb_shift_active = true;
color_bis_active = true;
} else if (curr_char_idx == 18) {
flushByteBuffer(&b_tmp); flushByteBuffer(&g_tmp); flushByteBuffer(&r_tmp);
crgb_shift_bis = CRGB(r_tmp, g_tmp, b_tmp);
flushByteBuffer(&b_tmp); flushByteBuffer(&g_tmp); flushByteBuffer(&r_tmp);
crgb_shift = CRGB(r_tmp, g_tmp, b_tmp);
crgb_shift_active = true;
color_bis_active = true;
} else {
curr_char_idx = 0;
}
signal();
}
// IR Remote Instructions
void checkIRSignal()
{
if (irrecv.decode(&results)) {
switch(results.value) {
case 0xFFE01F:
case 0xF076C13B:
if (brightness >= 5) { brightness -= 5; }
FastLED.setBrightness(brightness); break;
case 0xFFA857:
case 0xA3C8EDDB:
if (brightness <= 250) { brightness += 5; }
FastLED.setBrightness(brightness); break;
case 0xFFA25D:
case 0xE318261B:
pause = true; prevChannel(); break;
case 0xFFE21D:
case 0xEE886D7F:
pause = true; nextChannel(); break;
case 0xFF629D:
case 0x511DBB:
pause = true; flushChannelBuffer(); break;
case 0xFF906F:
case 0xE5CFBD7F:
flushFadeSizeBuffer(); break;
case 0xFF9867:
case 0x97483BFB:
flushPosShiftBuffer(); break;
case 0xFFB04F:
case 0xF0C41643:
flushHueShiftBuffer(); break;
case 0xFF6897:
case 0xC101E57B:
addToBuffer('0'); break;
case 0xFF30CF:
case 0x9716BE3F:
addToBuffer('1'); break;
case 0xFF18E7:
case 0x3D9AE3F7:
addToBuffer('2'); break;
case 0xFF7A85:
case 0x6182021B:
addToBuffer('3'); break;
case 0xFF10EF:
case 0x8C22657B:
addToBuffer('4'); break;
case 0xFF38C7:
case 0x488F3CBB:
addToBuffer('5'); break;
case 0xFF5AA5:
case 0x449E79F:
addToBuffer('6'); break;
case 0xFF42BD:
case 0x32C6FDF7:
addToBuffer('7'); break;
case 0xFF4AB5:
case 0x1BC0157B:
addToBuffer('8'); break;
case 0xFF52AD:
case 0x3EC3FC1B:
addToBuffer('9'); break;
case 0xFF22DD:
case 0x52A3D41F:
if (fps_idx > 0) { fps_idx -= 1; } break;
// no loop here, there might be a long FastLED.delay
case 0xFF02FD:
case 0xD7E84B1B:
if (fps_idx < FPS_MODES_NBR - 1) { fps_idx += 1; } break;
case 0xFFC23D:
case 0x20FE4DBB:
FastLED.clear(); FastLED.show(); pause = !pause;
if (!pause) { channel_timer = 0; } break;
default:
break;
#ifdef DEBUG
Serial.println(results.value, HEX);
#endif
}
delay(50);
irrecv.resume();
}
}
// Channel Switching
void signal(byte h) {
FastLED.clear();
if (pause) {
if (h == 0) {
if (crgb_shift_active) {
leds[0] = crgb_shift;
if (color_bis_active) {
leds[1] = crgb_shift_bis;
}
} else {
leds[0] = CHSV(hue_shift, 255, 255);
if (color_bis_active) {
leds[1] = CHSV(hue_shift_bis, 255, 255);
}
}
}
else { leds[0] = CHSV(h, 255, 255); }
FastLED.show();
delay(CHANGE_SIG_LENGTH);
leds[0] = leds[1] = 0;
}
FastLED.show();
}
void prevChannel() {
#ifdef SD_READ
if (channel_idx == 0) {
if (set_sd_silhouette(sd_idx - 1)) { signal(155); return; }
else { channel_idx = channels_nbr - 1; } }
else {
if (channel_idx == 1) {
if (set_sd_silhouette(sd_idx)) { channel_idx = 0; signal(155); return; }
else { channel_idx = channels_nbr - 1; } }
else { channel_idx--; } }
#else
if (channel_idx == 0) { channel_idx = channels_nbr-1; } else { channel_idx--; }
#endif
resetLedsHue();
signal(0);
}
void nextChannel() {
#ifdef SD_READ
if (channel_idx == 0) {
if (set_sd_silhouette(sd_idx + 1)) { signal(155); return; }
else { channel_idx = 1; } }
else {
if (channel_idx == channels_nbr - 1) {
if (set_sd_silhouette(sd_idx)) { channel_idx = 0; signal(155); return; }
else { channel_idx = 0; } }
else { channel_idx++; } }
#else
if (channel_idx == channels_nbr-1) { channel_idx = 0; } else { channel_idx++; }
#endif
resetLedsHue();
signal(0);
}