float yy;

int rW;
int cH;
spot[][] spots = new spot[73][25];

void setup()
{
  size(720,405);
  stroke(255);    
  framerate(30);

rW = 73;
cH = 25;
int os=0;
boolean switcher = true;
for(int y=0; y<cH; y++){
//switcher=!(switcher);
for(int x=0; x<rW; x++){
spots[x][y] = new spot(switcher, .75,  x* 10 +os , 10  + y * 16, 20, 16);
switcher = !(switcher);
}
}

spot[] tempo = new spot[3];
switcher = true;
int switchval = 1;
for(int y=0; y<cH; y++){
switcher = !switcher;
for(int x=0; x<rW; x++){
if(switcher){
switchval = 1;
} else {
switchval = -1;
}
spots[x][y].others[0] = spots[(x + rW -1) % rW][y];
spots[x][y].others[1] = spots[(x + rW +1) % rW][y];
spots[x][y].others[2] = spots[x][(y + cH + switchval)%cH];
switcher = !(switcher);
}
}



} // end setup

void loop() {
background(0); 
spot tempSpot;
int cx=0;
int cy=0;
for(int x=0; x<rW; x++){
for(int y=0; y<cH; y++){
tempSpot = spots[x][y];
tempSpot.update(2*noise(.005*(cx + mouseX),.005*(cy + mouseY)) -1);
cx++;
cy++;
}
cy=0;
}

for(int x=0; x<rW; x++){
for(int y=0; y<cH; y++){
spots[x][y].draw();
}
}
} 



class spot{
boolean up;
int y1, y2, y3;
int x1, x2, x3;
int myW;
int myH;
int myX;
int myY;
float myVal;
float uVal;
float dVal;
spot[] others;
float oVal;

spot(boolean i_, float v_, int x_, int y_, int w_, int h_){
int dir;
if(i_){dir=1;} else {dir=-1;}
x1 = x_;
y1 = y_ + dir * (h_/2); 
x2 = x_ + w_/2;
y2 = y_ - dir * (h_/2); 
x3 = x_ - w_/2;
y3 = y_ - dir * (h_/2); 
others = new spot[3];
myVal = v_;
up = i_;

}


void update(float f){
myVal +=.001 * f + .001;
if(over()){
myVal -=.25;
if(mousePressed){
myVal -= 4;
}}

oVal = 0;

for(int c=0; c <3; c++){
if(others[c].myVal < myVal){
oVal += (others[c].myVal / 3);
} else {
oVal += others[c].myVal / 3;
}
}
myVal = (myVal + oVal/4)/1.25;
}

boolean over(){
int x = mouseX;
int y = mouseY;

int fab = (y-y1)*(x2-x1) - (x-x1)*(y2-y1);
int fca = (y-y3)*(x1-x3) - (x-x3)*(y1-y3);
int fbc = (y-y2)*(x3-x2) - (x-x2)*(y3-y2) ;

return ((fab*fbc)>0 && (fbc * fca) > 0);
}

void draw(){
fill(myMap(myVal));
//print(oVal);
noStroke(); 
stroke(0);
int pY =1;
if(!up){pY = -1;}
triangle(x1, y1, x2, y2, x3, y3);
}


void setOthers(spot[] o_){
others = o_;
}
}


color myMap(float val){
float mid = .4;
float vv;
vv = abs(val);
if(val < 0){
val = mid - (mid * vv);
} else {
val = mid + ((1-mid) * vv);
}
float r=0;
float b=0;
float g=0;
if(val<0){val =0;}
if(val>1){val =1;}
switch ((int)(val/.2)){
case 0:
r = 255;
b = 0 + (255*((abs(val)%.2))/.2);
g = 0;
break;
case 1:
r = 255 - (255*((abs(val)%.2)/.2));
b = 255;
g = 0;
break;
case 2:
r = 0;
b = 255;
g = 0 + (200*((abs(val)%.2)/.2));
break;
case 3:
r = 100;
b = 255 - (255*((abs(val)%.2)/.2));
g = 150 + (105*((abs(val)%.2)/.2));
break;
case 4:
r = 105 - (105*((abs(val)%.2))/.2);
b = 0;
g = 105 - (105*((abs(val)%.2))/.2);
break;
case 5:
r = 0;
b = 0;
g = 25;
break;
}
return color(r, b,g);
}