/
ledControl.cpp
243 lines (221 loc) · 4.62 KB
/
ledControl.cpp
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#include "ledControl.h"
#define DATA_PIN 11
#define LATCH_PIN 8
#define CLOCK_PIN 13
#define PWM_PIN 6
#define LONG_DIST 20
#define SHORT_DIST 10
const uint8_t numShiftReg = (uint8_t)(((NUMBER_OF_LEDS*3)/8)+1);
uint8_t data[numShiftReg] = {0}; //data of the shift registers
static void SetRGB(int led, uint16_t r, uint16_t b, uint16_t g);
static void SendDataToShftRegs();
static void ClearAllShiftRegData();
void ledCtrlSetBright(int percentage){
if(percentage<0 || percentage>100){
return;
}else{
int aux = map(percentage,0,100,0,255);
analogWrite(PWM_PIN,aux);
}
}
void ledCtrlInit(){
//Serial.print("num sr ");
//Serial.println(numShiftReg);
pinMode(DATA_PIN,OUTPUT);
pinMode(CLOCK_PIN,OUTPUT);
pinMode(LATCH_PIN,OUTPUT);
pinMode(PWM_PIN,OUTPUT);
ledCtrlSetBright(100);
int i;
for (i = 0; i < NUMBER_OF_LEDS; ++i)
{
data[i] = 0;
}
TurnOffAllLeds();
}
void ledCtrlShowNavStraight(){
//Serial.println("EIta");
//set the leds in the forward position as green
ClearAllShiftRegData();
#ifdef BASIC_LED_MODE
SetRGB(1,0,1023,0);
//Serial.println("basic led straight");
#else
//Serial.println("full led straight");
int i;
for (int i = 2; i < 10; ++i)
{
SetRGB(i,0,1023,0);
}
#endif
}
void ledCtrlShowNavRight(int dist){
//Serial.print("Dist ");
//Serial.println(dist);
ClearAllShiftRegData();
#ifdef BASIC_LED_MODE
if(dist<SHORT_DIST){
SetRGB(0,0,1023,0);
}else if(dist<LONG_DIST){
SetRGB(0,0,1023,1023);
}else{
SetRGB(0,0,0,1023);
}
#else
//TODO FULL LED MODE
#endif
}
void ledCtrlShowNavLeft(int dist){
ClearAllShiftRegData();
#ifdef BASIC_LED_MODE
if(dist<SHORT_DIST){
SetRGB(2,0,1023,0);
}else if(dist<LONG_DIST){
SetRGB(2,0,1023,1023);
}else{
SetRGB(2,0,0,1023);
}
#else
//TODO FULL LED MODE
#endif
}
void ledCtrlShowNavRDB1(int dist){
ClearAllShiftRegData();
#ifdef BASIC_LED_MODE
if(dist<SHORT_DIST){
SetRGB(0,0,1023,0);
}else if(dist<LONG_DIST){
SetRGB(0,0,1023,1023);
}else{
SetRGB(0,0,0,1023);
}
SetRGB(1,1023,0,0);
SetRGB(2,1023,0,0);
SetRGB(3,1023,0,0);
#else
//TODO FULL LED MODE
#endif
}
void ledCtrlShowNavRDB2(int dist){
ClearAllShiftRegData();
#ifdef BASIC_LED_MODE
if(dist<SHORT_DIST){
SetRGB(1,0,1023,0);
}else if(dist<LONG_DIST){
SetRGB(1,0,1023,1023);
}else{
SetRGB(1,0,0,1023);
}
SetRGB(0,1023,0,0);
SetRGB(2,1023,0,0);
SetRGB(3,1023,0,0);
#else
//TODO FULL LED MODE
#endif
}
void ledCtrlShowNavRDB3(int dist){
ClearAllShiftRegData();
#ifdef BASIC_LED_MODE
if(dist<SHORT_DIST){
SetRGB(2,0,1023,0);
}else if(dist<LONG_DIST){
SetRGB(2,0,1023,1023);
}else{
SetRGB(2,0,0,1023);
}
SetRGB(0,1023,0,0);
SetRGB(1,1023,0,0);
SetRGB(3,1023,0,0);
#else
//TODO FULL LED MODE
#endif
}
void ledCtrlShowNavRDB4(int dist){
ClearAllShiftRegData();
#ifdef BASIC_LED_MODE
if(dist<SHORT_DIST){
SetRGB(3,0,1023,0);
}else if(dist<LONG_DIST){
SetRGB(3,0,1023,1023);
}else{
SetRGB(3,0,0,1023);
}
SetRGB(0,1023,0,0);
SetRGB(1,1023,0,0);
SetRGB(2,1023,0,0);
#else
//TODO FULL LED MODE
#endif
}
void ledCtrlShowNavBack(){
ClearAllShiftRegData();
#ifdef BASIC_LED_MODE
SetRGB(1,1023,0,0);
SetRGB(2,1023,0,0);
SetRGB(3,1023,0,0);
SetRGB(4,1023,0,0);
#else
//TODO FULL LED MODE
#endif
}
static void SetRGB(int led, uint16_t r, uint16_t b, uint16_t g){
uint16_t ledValue[3];
ledValue[0]=map(r,0,1023,0,MAX_LED_BRIGHTNESS);
ledValue[1]=map(g,0,1023,0,MAX_LED_BRIGHTNESS);
ledValue[2]=map(b,0,1023,0,MAX_LED_BRIGHTNESS);
//Serial.print("r ");
//Serial.print(ledValue[0]);
//Serial.print(" g ");
//Serial.print(ledValue[1]);
//Serial.print(" b ");
//Serial.println(ledValue[2]);
int i;
for (i = 0; i < 3; ++i)
{
int iReg = (led*3+i)/8;
int desl = (led*3+i)%8;
//Serial.print("iReg ");
//Serial.print(iReg);
//Serial.print(" desl ");
//Serial.println(desl);
if(ledValue[i] <= 1){
//Serial.print("antes ");
//Serial.println(data[iReg]);
data[iReg] = data[iReg]|1<<desl;
//Serial.print("depois ");
//Serial.println(data[iReg]);
}else{
//Serial.print("antes ");
//Serial.println(data[iReg]);
data[iReg] = data[iReg] & ~(1<<desl);
//Serial.print("depois ");
//Serial.println(data[iReg]);
}
}
SendDataToShftRegs();
}
static void SendDataToShftRegs(){
digitalWrite(LATCH_PIN, LOW);
int i;
for (i = 0; i < numShiftReg; ++i)
{
shiftOut(DATA_PIN, CLOCK_PIN, MSBFIRST, data[numShiftReg-i-1]);
}
digitalWrite(LATCH_PIN, HIGH);
}
void TurnOffAllLeds(){
digitalWrite(LATCH_PIN, LOW);
int i;
for (i = 0; i < numShiftReg; ++i)
{
shiftOut(DATA_PIN, CLOCK_PIN, MSBFIRST, B11111111);
}
digitalWrite(LATCH_PIN, HIGH);
}
static void ClearAllShiftRegData(){
int i;
for (i = 0; i < numShiftReg; ++i)
{
data[i] = B11111111;
}
}