//
// RainbowCube
// Cube4Fun
//
// Created by Nikolai Rinas on 27.03.15.
// Copyright (c) 2015 Nikolai Rinas. All rights reserved.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see
#include
#include
#define DEBUG
#ifdef DEBUG
#define DEBUG_PRINTLN(x) Serial.println (x)
#define DEBUG_PRINT(x) Serial.print (x)
#define DEBUG_PRINTLN_TXT(x) Serial.println (F(x))
#define DEBUG_PRINT_TXT(x) Serial.print (F(x))
#else
#define DEBUG_PRINTLN(x)
#define DEBUG_PRINT(x)
#define DEBUG_PRINTLN_TXT(x)
#define DEBUG_PRINT_TXT(x)
#endif
// New balanced colors
static unsigned char RED[256] = {255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,247,243,238,230,226,217,213,209,
200,196,188,183,179,171,166,158,154,145,141,137,128,124,115,111,107,98,94,85,81,77,68,64,56,51,47,39,34,
26,22,13,9,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,9,13,22,26,35,39,43,52,56,
64,68,77,81,85,94,98,107,111,115,124,128,136,141,145,153,158,166,171,179,183,188,196,200,209,213,217,226,
230,239,243,247,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,0};
static unsigned char GREEN[256] = {0,0,7,17,22,30,34,39,47,51,60,64,68,77,81,90,94,98,107,111,119,124,132,136,141,149,153,162,166,170,179,
183,192,196,200,209,213,221,226,230,238,243,251,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,251,243,238,230,226,221,213,209,200,196,
192,183,179,170,166,158,154,149,141,136,128,124,120,111,107,98,94,90,81,77,68,64,56,52,47,39,34,26,22,18,9,
5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,0};
static unsigned char BLUE[256] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,9,18,22,26,34,39,47,52,56,64,
68,77,81,90,94,98,107,111,120,124,128,136,141,149,154,158,166,170,179,183,188,196,200,209,213,221,226,230,
238,243,251,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,251,243,239,234,226,221,213,209,200,196,192,183,179,171,166,162,153,149,141,
136,132,124,120,111,107,103,94,90,81,77,68,64,60,52,47,39,35,30,22,17,255,0};
unsigned char plasmaMatrix[8][8];
unsigned char plasmaCube[4][4][4];
unsigned char buffer3D[4][4][4];
byte displayLength = 0;
char blinkColor = 'r';
boolean blinkSet = false;
boolean initAnim = true;
boolean newFrame = false;
unsigned char blinkCount = 0;
boolean streamMode = false;
long animation = 0;
unsigned long lastChangeTime = 0;
unsigned long streamStartedTime = 0;
const long animInterval = 300000; // 5 minutes
const long streamTimeoutInterval = 5000; // 5 seconds
#define BLINK_COUNT_MAX 7
const long blinkInterval = 1000; // interval at which to blink (milliseconds)
unsigned long blinkPreviousMillis = 0;
unsigned char z,x,y,colorshift=0;
int receivePart;
// --------------- FUNCTIONS ---------------- //
void genPlasmaMatrix() {
// Generate Plasma-Array
for(x = 0; x < 8; x++) {
for(y = 0; y < 8; y++) {
int color = int(32.0 + (32.0 * sin(x / 4.0)) + 32.0 + (32.0 * sin(y / 4.0))) / 2;
plasmaMatrix[x][y] = color;
}
}
}
void genPlasmaMatrix2() {
// Generate Plasma2-Array
for(x = 0; x < 8; x++) {
for(y = 0; y < 8; y++) {
int color = int(32.0 + (32.0 * sin(x / 1.0)) + 32.0 + (32.0 * sin(y / 1.0))) / 2;
plasmaMatrix[x][y] = color;
}
}
}
void genPlasmaCube() {
// Generate PlasmaCube-Array
for(x = 0; x < 4; x++) {
for(y = 0; y < 4; y++) {
for(z = 0; z < 4; z++) {
int color = int(32.0 + (32.0 * sin(x / 1.0))+ 32.0 + (32.0 * sin(y / 1.0)) + 32.0 + (32.0 * sin(z / 1.0))) / 3;
plasmaCube[x][y][z] = color;
}
}
}
}
void genPlasmaCube2() {
// Generate PlasmaCube2-Array
for(x = 0; x < 4; x++) {
for(y = 0; y < 4; y++) {
for(z = 0; z < 4; z++) {
int color = int(32.0 + (32.0 * sin(x / 4.0))+ 32.0 + (32.0 * sin(y / 4.0)) + 32.0 + (32.0 * sin(z / 4.0))) / 3;
plasmaCube[x][y][z] = color;
}
}
}
}
void genPlasmaCube3() {
// Generate PlasmaCube3-Array
for(x = 0; x < 4; x++) {
for(y = 0; y < 4; y++) {
for(z = 0; z < 4; z++) {
int color = int(32.0 + (32.0 * sin(x / 8.0))+ 32.0 + (32.0 * sin(y / 8.0)) + 32.0 + (32.0 * sin(z / 8.0))) / 3;
plasmaCube[x][y][z] = color;
}
}
}
}
void setByteColor2D() {
unsigned char color255 = (plasmaMatrix[x][y] * 4 + colorshift ) % 256; // Transform to 8 Bit color
if ( color255 > 0 ) {
if ( color255 > 253 ) { // 254 and 255 are reserved
color255 = 253;
}
}else{
color255 = 0;
} // Range 0 ... 253
Rb.setPixelXY(x,y,RED[color255],GREEN[color255],BLUE[color255]);
}
void setByteColor3D() {
unsigned char color255 = (plasmaCube[x][y][z] * 4 + colorshift ) % 256; // Transform to 8 Bit color
if ( color255 > 0 ) {
if ( color255 > 253 ) { // 254 and 255 are reserved
color255 = 253;
}
}else{
color255 = 0;
} // Range 0 ... 253
Rb.setPixelZXY(z,x,y,RED[color255],GREEN[color255],BLUE[color255]);
}
void draw2D() {
for(x=0;x<8;x++) {
for(y=0;y<8;y++) {
setByteColor2D();
}
}
}
void draw3D() {
for(x=0;x<4;x++) {
for(y=0;y<4;y++) {
for(z=0;z<4;z++) {
setByteColor3D();
}
}
}
}
void drawMoodlamp() {
for(z=0; z<254 ;z++) {
for(x=0;x<8;x++) {
for(y=0;y<8;y++) {
//Paint random colors
Rb.setPixelXY(x,y,RED[z],GREEN[z],BLUE[z]); //uses R, G and B color bytes
}
}
delay(100);
}
for(z=253; z > 0 ;z--) {
for(x=0;x<8;x++) {
for(y=0;y<8;y++) {
//Paint random colors
Rb.setPixelXY(x,y,RED[z],GREEN[z],BLUE[z]); //uses R, G and B color bytes
}
}
delay(100);
}
}
void drawNewFrame() {
for(x=0;x<4;x++) {
for(y=0;y<4;y++) {
for(z=0;z<4;z++) {
Rb.setPixelZXY(z,x,y,(RED[buffer3D[x][y][z]]),(GREEN[buffer3D[x][y][z]]),(BLUE[buffer3D[x][y][z]])); //uses R, G and B color bytes
}
}
}
newFrame = false;
// Update the timeout timer
streamStartedTime = millis();
if (displayLength > 0 ) {
delay(displayLength*100); // Delay (max 6 seconds)
}
displayLength = 0;
}
void performBlink() {
unsigned char r = 255;
unsigned char g = 0;
unsigned char b = 0;
switch (blinkColor) {
case 'g' : // green
r = 0;
g = 255;
b = 0;
break;
case 'b' : // blue
r = 0;
g = 0;
b = 255;
break;
// default red
}
unsigned long currentMillis = millis();
if (currentMillis - blinkPreviousMillis >= blinkInterval) {
// save the last time you blinked the LED
blinkPreviousMillis = currentMillis;
blinkCount++;
}
if ( blinkCount % 2 == 0 ) {
for(x=0;x<8;x++) {
for(y=0;y<8;y++) {
Rb.setPixelXY(x,y,r,g,b); //uses R, G and B color bytes
}
}
}else{
Rb.blankDisplay();
}
delay(100);
if ( blinkCount > BLINK_COUNT_MAX ) {
blinkSet = false;
blinkCount = 0;
}
}
void performClearScreen() {
Rb.blankDisplay();
}
void changeAnim() {
animation = random(0,5);
initAnim = true;
}
// function that executes whenever data is received from master
// this function is registered as an event, see setup()
void receiveEvent(int howMany) {
if(Wire.available() > 0) {
// receive Data in parts
if ( receivePart > 0 && receivePart < 3 && Wire.available() == 32) {
switch (receivePart) {
unsigned char receivedValue;
case 1 : // Part 1
for(y=0;y<4;y++) {
for(z=0;z<4;z++) {
receivedValue = Wire.read();
buffer3D[0][y][z] = receivedValue;
//DEBUG_PRINT(receivedValue);
}
}
for(y=0;y<4;y++) {
for(z=0;z<4;z++) {
receivedValue = Wire.read();
buffer3D[1][y][z] = receivedValue;
//DEBUG_PRINT(receivedValue);
}
}
receivePart++;
break;
case 2 : // Part2
for(y=0;y<4;y++) {
for(z=0;z<4;z++) {
receivedValue = Wire.read();
buffer3D[2][y][z] = receivedValue; // integer read
//DEBUG_PRINT(receivedValue);
}
}
for(y=0;y<4;y++) {
for(z=0;z<4;z++) {
receivedValue = Wire.read();
buffer3D[3][y][z] = receivedValue; // integer read
//DEBUG_PRINT(receivedValue);
}
}
if ( true == streamMode ) {
receivePart = 0;
newFrame = true;
}else{
receivePart++;
}
break;
default:
receivePart++;
}
return; // go back
}
if ( receivePart > 3 ) { // Reset if something went wrong
DEBUG_PRINTLN_TXT("Incomplete data received. receivePart > 3");
receivePart = 0;
}
char c = Wire.read(); // first char identify the command
//DEBUG_PRINTLN_TXT("Data received");
//DEBUG_PRINT(c);
switch (c) {
case 'f' : // Frame was sent
DEBUG_PRINTLN_TXT("Frame receive started");
receivePart = 1;
break;
case 'F' : // Frame completed
displayLength = Wire.read(); // how long should it be displayed
DEBUG_PRINT(displayLength);
if ( receivePart == 3 ) {
newFrame = true;
DEBUG_PRINTLN_TXT("Frame data received");
}
receivePart = 0; // Reset the counter
break;
case 'b' : // Blink command
blinkSet = true;
blinkColor = Wire.read();
blinkCount = 0;
DEBUG_PRINTLN_TXT("Blink data received");
break;
case 'd' : // Delete screen
performClearScreen();
DEBUG_PRINTLN_TXT("Clear screen received");
break;
case 's' : // Stream mode
DEBUG_PRINTLN_TXT("Stream mode set");
streamMode = true;
receivePart = 1;
streamStartedTime = millis();
break;
case 'n' : // Next frame
//DEBUG_PRINTLN_TXT("Expect next frame");
receivePart = 1;
break;
case 'S' : // Stream mode ended
DEBUG_PRINTLN_TXT("Stream mode ended");
streamMode = false;
receivePart = 0;
return;
break;
}
if ( newFrame == false && blinkSet == false && receivePart < 1) {
DEBUG_PRINTLN_TXT("Incomplete data received");
DEBUG_PRINTLN(streamMode);
//streamMode = false;
blinkSet = false;
receivePart = 0;
// clear rest buffer
while ( Wire.available() > 0 ) {
char c = Wire.read();
}
}
}
}
// ---------------- MAIN --------------- //
void setup() {
Rb.init(); //initialize Rainbowduino driver
Wire.begin(2); // initialize wire connection as slave #2
Wire.onReceive(receiveEvent); // set function to be called
#ifdef DEBUG
Serial.begin(9600);
#endif
DEBUG_PRINTLN_TXT("Empfaenger 2");
randomSeed(analogRead(0)); // Init randomizer
changeAnim(); // First random animation
}
void loop()
{
unsigned long currentMillis;
if ( true == newFrame ) {
drawNewFrame();
}
// In the streamMode we are only waiting for new frames and display them
if ( false == streamMode ) {
// Event based animations
if ( true == blinkSet ) {
performBlink();
}else{
currentMillis = millis();
if ( currentMillis - lastChangeTime > animInterval) {
lastChangeTime = currentMillis;
changeAnim();
}
switch (animation) {
case 0: // Plasma1
// Create the animation array
if ( true == initAnim ) {
genPlasmaMatrix();
initAnim = false;
}
draw2D();
break;
case 1: // Plasma2
// Create the animation array
if ( true == initAnim ) {
genPlasmaMatrix2();
initAnim = false;
}
draw2D();
break;
case 2: // Cube3
if ( true == initAnim ) {
genPlasmaCube3();
initAnim = false;
}
draw3D();
break;
case 3: // Cube1
if ( true == initAnim ) {
genPlasmaCube();
initAnim = false;
}
draw3D();
break;
case 4: // Cube2
if ( true == initAnim ) {
genPlasmaCube2();
initAnim = false;
}
draw3D();
break;
default:
if ( true == initAnim ) {
genPlasmaCube();
initAnim = false;
}
draw3D();
}
delay(100);
colorshift = colorshift + 1;
}
}else{
// Timeout for unexpected situations
currentMillis = millis();
if ( currentMillis - streamStartedTime > streamTimeoutInterval) {
DEBUG_PRINTLN_TXT("Stream Timeout");
newFrame = false;
streamMode = false;
}
}
}