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BlinkenLights
BlinkenLights
Commit 17252c38 authored by Mitchell Pomery's avatar Mitchell Pomery
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Added char to Hex converter. 

And screwed formatting...
parent 5d776d49
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Showing with 161 additions and 106 deletions
BlinkenLights.ino
View file @ 17252c38
/**
BlinkenLights
Code by Mitchell Pomery [BG3] with help from Andrew Adamson [BOB]
Hardware by Andrew Adamson [BOB] with help from Mitchell Pomery [BG3]
Get the dates from the git commits.
The LED strip should be wired from the top left corner and zig zag down
* BlinkenLights
*
* Code by Mitchell Pomery [BG3] with help from Andrew Adamson [BOB]
* Hardware by Andrew Adamson [BOB] with help from Mitchell Pomery [BG3]
*
* Get the dates from the git commits.
*
* The LED strip should be wired from the top left corner and zig zag down
*
*/
///TODO: Vary light pattern randomly
......@@ -49,20 +49,62 @@ int position = 0; // How far through the cycle we are
struct led ledArray[STRIPLENGTH]; // led array
int lightOption = 1; // Which predefined light sequence we are running
char brightness = (char) 128; //Brightness of the LEDs
// We seem to have issues at the moment putting this up to the maximum (255)
// Most likely due to the fact the LED strip is underpowered
// We seem to have issues at the moment putting this up to the maximum (255)
// Most likely due to the fact the LED strip is underpowered
// Network Settings
static uint8_t mac[] = { 0xC0, 0xCA, 0xC0, 0x1A, 0x19, 0x82 }; // C0CA C01A 1982
static uint8_t mac[] = {
0xC0, 0xCA, 0xC0, 0x1A, 0x19, 0x82 }; // C0CA C01A 1982
IPAddress ip(130,95,13,96); // 130.95.13.96 (Can we forcefully take .82?
// If we remove the ip address, we will automatically use DHCP
// Set up our light strip
Adafruit_NeoPixel strip = Adafruit_NeoPixel(STRIPLENGTH, PIN,
NEO_GRB + NEO_KHZ800);
NEO_GRB + NEO_KHZ800);
// Set up our webserver
WebServer webserver(PREFIX, 80);
// =========================== char-hex conversions ===========================
char* charToHex(char c) {
char base_digits[16] =
{
'0', '1', '2', '3', '4', '5', '6', '7',
'8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
int converted_number[64];
int base = 16;
int next_digit, index=0;
int number_to_convert = (int) c + 128;
/* convert to the indicated base */
while (number_to_convert != 0)
{
converted_number[index] = number_to_convert % base;
number_to_convert = number_to_convert / base;
index++;
}
Serial.println(index);
/* now print the result in reverse order */
index--; /* back up to last entry in the array */
if (index < 0) {
Serial.print(base_digits[0]);
}
if (index < 1) {
Serial.print(base_digits[0]);
}
for(; index>=0; index--) /* go backward through array */
{
Serial.print(base_digits[converted_number[index]]);
}
return (char) 0;
}
// ============================ LIGHT MANIPULATION ============================
/**
......@@ -169,7 +211,7 @@ char *url_tail, bool tail_complete) {
URLPARAM_RESULT rc;
char name[NAMELEN];
char value[VALUELEN];
server.httpSuccess();
// Kill the connection before doing anything if all they want is head
if (type == WebServer::HEAD) {
......@@ -181,11 +223,11 @@ char *url_tail, bool tail_complete) {
if (rc != URLPARAM_EOS) {
if (String(name).equals("seq")) {
lightOption = atoi(value);
server.print(lightOption);
position = 0;
}
}
}
server.print(lightOption);
}
else {
server.print("Unknown Request");
......@@ -199,51 +241,51 @@ char *url_tail, bool tail_complete) {
* @param url_tail
* @param tail_complete
*/
void webSetLED(WebServer &server, WebServer::ConnectionType type,
char *url_tail, bool tail_complete) {
URLPARAM_RESULT rc;
char name[NAMELEN];
char value[VALUELEN];
int xPos = -1;
int yPos = -1;
int r = -1;
int g = -1;
int b = -1;
server.httpSuccess();
// Kill the connection before doing anything if all they want is head
if (type == WebServer::HEAD) {
return;
}
else if (type == WebServer::GET) {
while (strlen(url_tail)) {
rc = server.nextURLparam(&url_tail, name, NAMELEN, value, VALUELEN);
if (rc != URLPARAM_EOS) {
if (String(name).equals("x")) {
xPos = atoi(value);
}
else if (String(name).equals("y")) {
yPos = atoi(value);
}
else if (String(name).equals("r")) {
r = atoi(value);
}
else if (String(name).equals("g")) {
g = atoi(value);
}
else if (String(name).equals("b")) {
b = atoi(value);
}
}
}
}
else {
server.print("Unknown");
}
if (xPos != -1 && yPos != -1 && r != -1 && g != -1 && b != -1) {
setLED(xPos, r, g, b);
}
}
/*void webSetLED(WebServer &server, WebServer::ConnectionType type,
char *url_tail, bool tail_complete) {
URLPARAM_RESULT rc;
char name[NAMELEN];
char value[VALUELEN];
int xPos = -1;
int yPos = -1;
int r = -1;
int g = -1;
int b = -1;
server.httpSuccess();
// Kill the connection before doing anything if all they want is head
if (type == WebServer::HEAD) {
return;
}
else if (type == WebServer::GET) {
while (strlen(url_tail)) {
rc = server.nextURLparam(&url_tail, name, NAMELEN, value, VALUELEN);
if (rc != URLPARAM_EOS) {
if (String(name).equals("x")) {
xPos = atoi(value);
}
else if (String(name).equals("y")) {
yPos = atoi(value);
}
else if (String(name).equals("r")) {
r = atoi(value);
}
else if (String(name).equals("g")) {
g = atoi(value);
}
else if (String(name).equals("b")) {
b = atoi(value);
}
}
}
}
else {
server.print("Unknown");
}
if (xPos != -1 && yPos != -1 && r != -1 && g != -1 && b != -1) {
setLED(xPos, r, g, b);
}
}*/
/**
* Set the brightness to a specific magnitude
......@@ -257,7 +299,7 @@ char *url_tail, bool tail_complete) {
URLPARAM_RESULT rc;
char name[NAMELEN];
char value[VALUELEN];
//server.print("Access-Control-Allow-Origin: *");
server.httpSuccess("application/json", "Access-Control-Allow-Origin: *");
// Kill the connection before doing anything if all they want is head
......@@ -270,11 +312,12 @@ char *url_tail, bool tail_complete) {
if (rc != URLPARAM_EOS) {
if (String(name).equals("bright")) {
strip.setBrightness(atoi(value));
server.print(atoi(value));
strip.show();
}
}
}
server.print((int) brightness);
Serial.println((int) brightness);
}
else {
server.print("Unknown");
......@@ -365,19 +408,19 @@ void theaterChaseRainbow(uint8_t wait) {
///TODO: stop this blocking. Somehow
int outOf = 256;
for (int q=0; q < 3; q++) {
for (int i=0; i < strip.numPixels(); i=i+3) {
// turn every third pixel on
strip.setPixelColor(i+q, Wheel( (i+position) % 255));
}
strip.show();
delay(wait);
for (int i=0; i < strip.numPixels(); i=i+3) {
strip.setPixelColor(i+q, 0); // turn every third pixel off
}
for (int i=0; i < strip.numPixels(); i=i+3) {
// turn every third pixel on
strip.setPixelColor(i+q, Wheel( (i+position) % 255));
}
strip.show();
delay(wait);
for (int i=0; i < strip.numPixels(); i=i+3) {
strip.setPixelColor(i+q, 0); // turn every third pixel off
}
}
position++;
if (position >= outOf) {
position = 0;
......@@ -392,13 +435,15 @@ void theaterChaseRainbow(uint8_t wait) {
*/
uint32_t Wheel(byte WheelPos) {
if(WheelPos < 85) {
return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0);
} else if(WheelPos < 170) {
WheelPos -= 85;
return strip.Color(255 - WheelPos * 3, 0, WheelPos * 3);
} else {
WheelPos -= 170;
return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3);
return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0);
}
else if(WheelPos < 170) {
WheelPos -= 85;
return strip.Color(255 - WheelPos * 3, 0, WheelPos * 3);
}
else {
WheelPos -= 170;
return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3);
}
}
......@@ -416,7 +461,7 @@ void setup() {
// Set up webpages
webserver.setDefaultCommand(&webSetSequence);
webserver.addCommand("custom", &webSetSequence);
webserver.addCommand("individual", &webSetLED);
//webserver.addCommand("individual", &webSetLED);
webserver.addCommand("brightness", &webSetBrightness);
// Start Webserver
webserver.begin();
......@@ -426,7 +471,16 @@ void setup() {
ledArray[i].green = (char) 128;
ledArray[i].blue = (char) 128;
}
for (int i = -128; i < 128; i++) {
Serial.print(i);
Serial.print(" ");
//Serial.print((char) i);
Serial.print(" ");
charToHex((char) i);
Serial.println("");
}
// Start Lights
strip.begin();
strip.setBrightness(128);
......@@ -442,36 +496,37 @@ void loop()
if (lightOption > NUMSEQUENCES) {
//lightOption = 1;
}
// Run our light sequence after checking for we requests
///TODO: Make these switches nicer
switch (lightOption) {
case 0: // Don't change the lights at all
break;
case 1: // RainbowCycle
rainbowCycle(20);
break;
case 0: // Don't change the lights at all
break;
case 1: // RainbowCycle
rainbowCycle(20);
break;
// Cycling through LED Sequences
case 11:
colourWipe(strip.Color(red, green, blue), 50);
Serial.println("ColourWipe");
break;
case 12:
rainbow(20);
break;
case 13:
rainbowCycle(20);
break;
case 14:
theaterChaseRainbow(20);
break;
default: // Go back to cycling
lightOption = 11;
break;
case 11:
colourWipe(strip.Color(red, green, blue), 50);
Serial.println("ColourWipe");
break;
case 12:
rainbow(20);
break;
case 13:
rainbowCycle(20);
break;
case 14:
theaterChaseRainbow(20);
break;
default: // Go back to cycling
lightOption = 11;
break;
}
// Show our lights
if (position == 0 && lightOption > 10) { // if we have completed a sequence, move to the next one
lightOption++;
}
}
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