int cycles = 1;
float rotX, rotY;
float last;
float rest;
int[] colsr = {200, 255,255, 255,  0,  0, 0};
int[] colsg = {100, 0,  255, 0,  255,255,0};
int[] colsb = {50, 0,    0, 255,    0,  255,255};
int col = 0;
void setup() {
  size(800,600,P3D);
  frameRate(6);
  last = millis();
  rest = 3000;
  background(255);
  }
void draw() {
  translate(width/4,height/4);
   if ((millis()-last)>rest) {
     rotY = 0;
     rotX = 0;  
     background(255);   
   }
  
   rotateY(rotY);
   rotateX(rotX);
   drawaxes();
   stroke(colsr[col],colsg[col],colsb[col]);
  spiral(100,100,0,50,PI/10,2,cycles);
  cycles++;
  if (cycles>10) {
    cycles = 1;
  }
}
void spiral(float x, float y, float z, float rad, float dr,float dh, float cycles) {
  float xx,yy,zz,a;
  float xxo,yyo,zzo;
  xxo=x+rad*cos(0);
  yyo=y+rad*sin(0);
  zzo=z-dh;
  zz = z-dh;
  for (int c=0;c<cycles;c++) {
  for (a=0;a<2*PI;a+=dr) {
     xx = x+rad*cos(a);
     yy = y+rad*sin(a);
     zz+=dh;
     line(xx,yy,zz,xxo,yyo,zzo);  
     xxo=xx;
     yyo=yy;
     zzo=zz;
     //println(xx+" "+yy+" "+zz);
  }
  }
}
void mousePressed() {
  eraseaxes();
  rotY =map(mouseX, 0, width, -PI, PI);
  rotX =map(mouseY, 0, height, -PI,PI);
  last = millis();
  col++;
  if (col==colsr.length) col=0;
}
void eraseaxes() {
  stroke(255);
  line(0,0,0,50,0,0);
  line(0,0,0,0,50,0);
  line(0,0,0,0,0,50);
}
void drawaxes() {
  stroke(0);
  line(0,0,0,50,0,0);
  stroke(200,200,100);
  line(0,0,0,0,50,0);
  stroke(40,150,20);
  line(0,0,0,0,0,50);
  
}