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276 lines
7.3 KiB
276 lines
7.3 KiB
#include "led_control.h"
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uint8_t LEDControl::pos= 0;
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uint8_t LEDControl::rainbow_hue=0;
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uint8_t LEDControl::rainbow_steps = 1;
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uint8_t LEDControl::rainbow_wave_steps=1;
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long LEDControl::rainbow_current_ticks =0;
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uint8_t LEDControl::breathe_brightness=0;
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uint8_t LEDControl::breathe_fadeAmount=1;
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uint8_t LEDControl::chase_pixels= 1;
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uint8_t LEDControl::current_chase_counter = 0;
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void LEDControl::set_key_color(byte row, byte col, cRGB color) {
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implementation_led_set_crgb_at(row, col, color);
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}
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cRGB LEDControl::get_key_color(byte row, byte col) {
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return implementation_get_key_color(row, col);
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}
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void LEDControl::initialize_led_mode(uint8_t mode) {
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set_all_leds_to(led_off);
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if (mode == LED_MODE_OFF) {
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// set_all_leds_to(led_off);
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} else if (mode == LED_MODE_HEATMAP) {
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} else if (mode == LED_MODE_BREATHE) {
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} else if (mode == LED_MODE_RAINBOW) {
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} else if (mode == LED_MODE_RAINBOW_WAVE) {
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} else if (mode == LED_MODE_CHASE) {
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} else if (mode == LED_MODE_STEADY) {
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set_all_leds_to(led_steady);
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}
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}
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void LEDControl::set_all_leds_to(cRGB color) {
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for (uint8_t i = 0; i < LED_COUNT; i++) {
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implementation_led_set_crgb_at(i, color);
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}
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}
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void LEDControl::next_led_mode() {
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if (led_mode++ >= LED_MODES) {
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led_mode = 0;
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}
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}
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void LEDControl::set_led_mode(uint8_t mode) {
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led_mode = mode;
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}
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void LEDControl::update_leds(uint8_t numlock_enabled) {
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if (numlock_enabled) {
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if (led_mode != LED_SPECIAL_MODE_NUMLOCK) {
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stored_led_mode = led_mode;
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}
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led_mode = LED_SPECIAL_MODE_NUMLOCK;
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}
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if (!numlock_enabled &&
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led_mode == LED_SPECIAL_MODE_NUMLOCK
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) {
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led_mode = stored_led_mode;
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}
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if (led_mode != last_led_mode) {
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initialize_led_mode(led_mode);
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}
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if (led_mode == LED_MODE_OFF) {
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} else if (led_mode == LED_MODE_HEATMAP) {
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} else if (led_mode == LED_MODE_BREATHE) {
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led_effect_breathe_update();
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} else if (led_mode == LED_MODE_RAINBOW) {
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led_effect_rainbow_update();
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} else if (led_mode == LED_MODE_RAINBOW_WAVE) {
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led_effect_rainbow_wave_update();
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} else if (led_mode == LED_MODE_CHASE) {
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led_effect_chase_update();
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} else if (led_mode == LED_MODE_STEADY) {
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led_effect_steady_update();
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} else if (led_mode == LED_SPECIAL_MODE_NUMLOCK) {
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led_effect_numlock_update();
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}
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last_led_mode = led_mode;
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}
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void LEDControl::led_effect_numlock_update() {
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for (uint8_t i = 0; i < 44; i++) {
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implementation_led_set_crgb_at(i, led_off);
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}
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for (uint8_t i = 44; i < LED_COUNT; i++) {
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implementation_led_set_crgb_at(i, led_bright_red);
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}
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led_compute_breath();
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implementation_led_set_crgb_at(60, led_breathe); // make numlock breathe
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implementation_led_sync();
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}
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void LEDControl::led_effect_steady_update() {
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implementation_led_sync();
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}
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void LEDControl::led_compute_breath() {
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// algorithm from http://sean.voisen.org/blog/2011/10/breathing-led-with-arduino/
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breathe_brightness = (exp(sin(millis()/2000.0*PI)) - 0.36787944)*108.0;
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// change the brightness for next time through the loop:
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//breathe_brightness = breathe_brightness + breathe_fadeAmount;
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// reverse the direction of the fading at the ends of the fade:
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if (breathe_brightness == 0 || breathe_brightness == 150) {
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breathe_fadeAmount = -breathe_fadeAmount ;
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}
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SetHSV(led_breathe,200, 255, breathe_brightness);
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}
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void LEDControl::led_effect_breathe_update() {
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led_compute_breath();
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set_all_leds_to(led_breathe);
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implementation_led_sync();
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}
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void LEDControl::led_effect_chase_update() {
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if (current_chase_counter++ < chase_threshold) {
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return;
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}
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current_chase_counter = 0;
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implementation_led_set_crgb_at(pos - chase_pixels, led_off);
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implementation_led_set_crgb_at(pos, led_dark_blue);
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pos += chase_pixels;
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if (pos > LED_COUNT || pos < 0) {
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chase_pixels = -chase_pixels;
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pos += chase_pixels;
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}
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implementation_led_set_crgb_at(pos, led_blue);
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implementation_led_sync();
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}
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void LEDControl::led_effect_rainbow_update() {
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if (rainbow_current_ticks++ < rainbow_ticks) {
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return;
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} else {
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rainbow_current_ticks = 0;
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}
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SetHSV(rainbow,rainbow_hue, rainbow_saturation, rainbow_value);
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rainbow_hue += rainbow_steps;
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if (rainbow_hue >= 360) {
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rainbow_hue %= 360;
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}
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set_all_leds_to(rainbow);
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implementation_led_sync();
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}
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void LEDControl::led_effect_rainbow_wave_update() {
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if (rainbow_current_ticks++ < rainbow_wave_ticks) {
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return;
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} else {
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rainbow_current_ticks = 0;
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}
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for (uint8_t i = 0; i < LED_COUNT; i++) {
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uint8_t key_hue = rainbow_hue +16*(i/4);
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if (key_hue >= 360) {
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key_hue %= 360;
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}
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SetHSV(rainbow,key_hue, rainbow_saturation, rainbow_value);
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implementation_led_set_crgb_at(i,rainbow);
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}
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rainbow_hue += rainbow_wave_steps;
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if (rainbow_hue >= 360) {
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rainbow_hue %= 360;
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}
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implementation_led_sync();
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}
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void LEDControl::led_bootup() {
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set_all_leds_to(led_off);
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led_type_letter(LED_K);
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led_type_letter(LED_E);
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led_type_letter(LED_Y);
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led_type_letter(LED_B);
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led_type_letter(LED_O);
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led_type_letter(LED_A);
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led_type_letter(LED_R);
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led_type_letter(LED_D);
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led_type_letter(LED_I);
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led_type_letter(LED_O);
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led_type_letter(LED_SPACE);
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led_type_letter(LED_0);
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led_type_letter(LED_PERIOD);
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led_type_letter(LED_9);
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led_mode = LED_MODE_RAINBOW_WAVE;
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}
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void LEDControl::led_type_letter(uint8_t letter) {
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implementation_led_set_crgb_at(letter,led_bright_red);
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implementation_led_sync();
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delay(250);
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implementation_led_set_crgb_at(letter,led_off);
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implementation_led_sync();
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delay(10);
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}
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/* SetHSV from light_ws2812. Their source was:
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* getRGB() function based on <http://www.codeproject.com/miscctrl/CPicker.asp>
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* dim_curve idea by Jims
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* */
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void LEDControl::SetHSV(cRGB crgb, int hue, byte sat, byte val) {
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/* convert hue, saturation and brightness ( HSB/HSV ) to RGB
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*/
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int base;
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if (sat == 0) { // Acromatic color (gray). Hue doesn't mind.
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crgb.r = val;
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crgb.g = val;
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crgb.b = val;
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} else {
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base = ((255 - sat) * val) >> 8;
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switch (hue / 60) {
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case 0:
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crgb.r = val;
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crgb.g = (((val - base)*hue) / 60) + base;
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crgb.b = base;
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break;
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case 1:
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crgb.r = (((val - base)*(60 - (hue % 60))) / 60) + base;
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crgb.g = val;
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crgb.b = base;
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break;
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case 2:
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crgb.r = base;
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crgb.g = val;
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crgb.b = (((val - base)*(hue % 60)) / 60) + base;
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break;
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case 3:
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crgb.r = base;
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crgb.g = (((val - base)*(60 - (hue % 60))) / 60) + base;
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crgb.b = val;
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break;
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case 4:
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crgb.r = (((val - base)*(hue % 60)) / 60) + base;
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crgb.g = base;
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crgb.b = val;
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break;
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case 5:
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crgb.r = val;
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crgb.g = base;
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crgb.b = (((val - base)*(60 - (hue % 60))) / 60) + base;
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break;
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}
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}
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}
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