forked from repetier/Repetier-Firmware
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WS2812.cpp
189 lines (155 loc) · 4.97 KB
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WS2812.cpp
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#include "WS2812.h"
#include "Repetier.h"
Adafruit_NeoPixel WS2812::ext_neopixel = Adafruit_NeoPixel(EXT_NUM_LEDS, EXT_PIN, NEO_GRB + NEO_KHZ800);
uint8_t WS2812::currentMode = 1;
uint8_t WS2812::alertMode = 0;
uint8_t WS2812::pixelCount = 0;
uint32_t WS2812::previousMillis = 0;
uint16_t WS2812::neo_r = 0;
uint16_t WS2812::neo_g = 0;
uint16_t WS2812::neo_b = 255;
uint16_t WS2812::c_diff = 0;
uint32_t WS2812::ext_c;
uint32_t WS2812::last_ext_c;
float WS2812::curr_ext_temp = 0.0;
float WS2812::target_ext_temp = 0.0;
void WS2812::init() {
ext_neopixel.begin();
ext_neopixel.show();
currentMode = 1;
}
void WS2812::workLoop() {
switch (currentMode) {
case 1:
handleTemperature();
break;
case 2:
handleAlert();
break;
case 3:
handleColorWipe();
break;
case 4:
handleTheaterChase();
break;
}
}
// gcode M707 - available commands:
// 0 - reset LED strip
// 1 - display temperature
// 2 - simple alert mode (flashing red and white)
// 3 - color wipe
// 4 - theater chase (flashing every second pixel)
void WS2812::handleCommand(uint8_t command) {
previousMillis = 0;
alertMode = 0;
ext_c = 0;
ext_neopixel.clear();
switch (command) {
case 0:
init();
Com::printFLN(PSTR("WS2812 - reseting leds"));
break;
case 1:
currentMode = 1;
Com::printFLN(PSTR("WS2812 - display temperature mode"));
break;
case 2:
currentMode = 2;
Com::printFLN(PSTR("WS2812 - alert mode"));
break;
case 3:
currentMode = 3;
pixelCount = 1;
Com::printFLN(PSTR("WS2812 - color wipe"));
break;
case 4:
currentMode = 4;
Com::printFLN(PSTR("WS2812 - theater chase"));
break;
}
}
void WS2812::handleTemperature() {
if(HAL::timeInMilliseconds() - previousMillis >= tempLoopInterval) {
previousMillis = HAL::timeInMilliseconds();
curr_ext_temp = Extruder::current->tempControl.currentTemperatureC;
target_ext_temp = tempController[Extruder::current->id]->targetTemperatureC;
// SET Extruder LED
if(curr_ext_temp > 0)
if(curr_ext_temp > target_ext_temp && target_ext_temp > 0)
curr_ext_temp = target_ext_temp;
if(curr_ext_temp > 30.0) {
if(target_ext_temp > 0) {
c_diff = (curr_ext_temp - 30)*255/(target_ext_temp-30);
if(c_diff>255) {c_diff = 255;}
} else {
c_diff = (curr_ext_temp-30)*2;
if(c_diff>255) {c_diff = 255;}
}
neo_r = c_diff;
neo_b = 255 - c_diff;
} else {
neo_r = 0;
neo_b = 255;
}
last_ext_c = ext_c;
ext_c = ext_neopixel.Color(neo_r, neo_g, neo_b);
if(ext_c != last_ext_c)
colorFill(ext_c);
}
}
void WS2812::handleAlert() {
if(HAL::timeInMilliseconds() - previousMillis >= alertLoopInterval) {
previousMillis = HAL::timeInMilliseconds();
if (alertMode == 0)
colorFill(ext_neopixel.Color(255, 255, 255)); // White
else
colorFill(ext_neopixel.Color(255, 0, 0)); // Red
alertMode += 1;
if (alertMode > 1)
alertMode = 0;
}
}
void WS2812::handleColorWipe() {
if(HAL::timeInMilliseconds() - previousMillis >= wipeLoopInterval) {
previousMillis = HAL::timeInMilliseconds();
if (alertMode == 0)
colorWipe(ext_neopixel.Color(255, 0, 0)); // Red
else if (alertMode == 1)
colorWipe(ext_neopixel.Color(0, 255, 0)); // Green
else
colorWipe(ext_neopixel.Color(0, 0, 255)); // Blue
pixelCount += 1;
if (pixelCount >= ext_neopixel.numPixels()) {
pixelCount = 0;
alertMode += 1;
if (alertMode > 2)
alertMode = 0;
}
}
}
void WS2812::handleTheaterChase() {
if(HAL::timeInMilliseconds() - previousMillis >= theatherChaseLoopInterval) {
previousMillis = HAL::timeInMilliseconds();
uint32_t c1 = (alertMode == 0) ? ext_neopixel.Color(255, 0, 0) : 0;
uint32_t c2 = (alertMode == 0) ? 0 : ext_neopixel.Color(255, 0, 0);
for (uint16_t i=0; i < ext_neopixel.numPixels(); i+=2) {
ext_neopixel.setPixelColor(i, c1);
ext_neopixel.setPixelColor(i+1, c2);
}
ext_neopixel.show();
alertMode += 1;
if (alertMode > 1)
alertMode = 0;
}
}
void WS2812::colorFill(uint32_t c) {
for(uint16_t i=0; i < ext_neopixel.numPixels(); i++) {
ext_neopixel.setPixelColor(i, c);
}
ext_neopixel.show();
}
void WS2812::colorWipe(uint32_t c) {
ext_neopixel.setPixelColor(pixelCount, c);
ext_neopixel.show();
}