2013-08-13 08:16:37 +02:00
< html > < head >
< title > Syn2lights simulator< / title >
< / head >
< body >
< canvas id = "myCanvas" width = "1437" height = "1051" > < / canvas >
< script >
var canvas = document.getElementById('myCanvas');
var context = canvas.getContext('2d');
var imageObj = new Image();
2013-09-01 20:34:51 +02:00
imageObj.src = 'building-isometric_night.jpg';
2013-08-13 08:16:37 +02:00
// windowTab[0][0]={x:488,y:265};
// windowTab[1][0]={x:528,y:265};
function lightWindow(x,y,val) {
context.beginPath();
context.rect(488+40.3*x, 265+87.4*y, 23, 34);
context.fillStyle = 'rgb('+val+','+val+','+val+')';
context.fill();
}
function lightSegment(display,segment,r,g,b) {
context.beginPath();
segx=488+40.3*display;
segy=176
switch(segment) {
case 0: //segment 0
context.moveTo(segx,segy);
context.lineTo(segx+23,segy);
break;
case 1:
context.moveTo(segx+23,segy);
context.lineTo(segx+23,segy+17);
break;
case 2:
context.moveTo(segx+23,segy+18);
context.lineTo(segx+23,segy+34);
break;
case 3:
context.moveTo(segx,segy+34);
context.lineTo(segx+23,segy+34);
break;
case 4:
context.moveTo(segx,segy+18);
context.lineTo(segx,segy+34);
break;
case 5:
context.moveTo(segx,segy);
context.lineTo(segx,segy+17);
break;
case 6:
context.moveTo(segx,segy+17);
context.lineTo(segx+23,segy+17);
break;
case 7:
context.moveTo(segx+23,segy+38);
context.lineTo(segx+23,segy+42);
break;
}
context.lineWidth=5;
context.strokeStyle = 'rgb('+r+','+g+','+b+')';
context.stroke();
}
imageObj.onload = function() {
context.drawImage(imageObj, 0, 0);
for(x=0;x< 12 ; x + + )
for(y=0;y< 8 ; y + + )
lightWindow(x,y,0);
i=0;
j=0;
oldi=oldj=0;
colwave=0;
d=0;
s=0;
oldd=olds=0;
setInterval("loop()",100);
};
var ascii2segments = new Array (
0x00, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x02,
0x80, 0x0f, 0x80, 0x80, 0x04, 0x40, 0x80, 0x80,
0x3F, 0x06, 0x5B, 0x4F, 0x66, 0x6D, 0x7D, 0x07,
0x7F, 0x6F, 0x80, 0x80, 0x80, 0x48, 0x80, 0x27,
0x80, 0x77, 0x7c, 0x39, 0x5e, 0x79, 0x71, 0x3d,
0x76, 0x30, 0x1E, 0x76, 0x38, 0x15, 0x37, 0x3f,
0x73, 0x67, 0x31, 0x6d, 0x78, 0x3e, 0x1C, 0x2A,
0x76, 0x6e, 0x5b, 0x39, 0x80, 0x0F, 0x80, 0x08,
0x80, 0x5f, 0x7c, 0x58, 0x5e, 0x7b, 0x71, 0x6F,
0x74, 0x30, 0x0E, 0x76, 0x06, 0x15, 0x54, 0x5c,
0x73, 0x67, 0x50, 0x6d, 0x78, 0x1c, 0x1c, 0x2A,
0x76, 0x6e, 0x5b, 0x39, 0x80, 0x0F, 0x80, 0x08
);
scrolltext=" WELCOME ... . . . S Y N 2 C A T IN COLLABORATION WITH G R A F F I T I R E S E A R C H L A B L U X E M B O U R G PRESENTS S Y N 2 L I G H T S ç";
function printChar(display, c, r, g, b) {
var segs;
var i;
//console.log("char: ",c);
//console.log("val: ",c.charCodeAt()-32);
segs=ascii2segments[c.charCodeAt()-32]; // get bit pattern what to light
//console.log("segs: ",segs);
for(i=8;i>=0;i--) {
if(segs & (1< < i ) ) {
lightSegment(display,i,r,g,b);
} else {
lightSegment(display,i,0,0,0);
}
}
}
2013-08-15 23:24:31 +02:00
var path = new Array (
0, 0,255,
0, 1,255,
0, 2,255,
0, 3,255,
1, 3,255,
2, 3,255,
3, 3,255,
4, 3,255,
4, 2,255,
4, 1,255,
4, 0,255,
3, 0,255,
2, 0,255,
1, 0,255,
0, 0,255,
0, 0,100,
0, 0,255,
0, 0,100,
0, 0,255,
0, 0,100,
0, 0,255,
-1,-1,-1);
2013-08-13 08:16:37 +02:00
var state7=0;
2013-08-15 23:24:31 +02:00
var counter=0;
2013-08-13 08:16:37 +02:00
var myclock=0;
2013-08-15 23:24:31 +02:00
var wi=0;
var wj=0;
lastpos=pos=0
patternSwitcher=3
2013-08-13 08:16:37 +02:00
function loop() {
// 7 segments colorful sequence
switch(state7) {
case 0: {
// init of counter rout
2013-08-15 23:24:31 +02:00
counter=2560;
2013-08-13 08:16:37 +02:00
state7++;
}
case 1: {
//count down routine
// send data, left char first
//if(myclock > nextdclock) {
if(myclock == myclock) {
nextdclock=myclock+5;
var dataOut;
2013-08-15 23:24:31 +02:00
temp=counter.toString();
dataOut=("0000"+temp).substring(temp.length,temp.length+4);
2013-08-13 08:16:37 +02:00
for(var i=0; i< 4 ; i + + ) {
2013-08-15 23:24:31 +02:00
// printChar(i,dataOut.substring(i,i+1),255*(i%2),255*(i%3),Math.sin(counter/200)*100)+55;
printChar(i,dataOut.substring(i,i+1),255*(i%2),255*(i%3),Math.floor(Math.sin(counter/200)*100)+55);
2013-08-13 08:16:37 +02:00
}
2013-08-15 23:24:31 +02:00
counter-=11;
if(counter< 0 ) { state7 + + ; }
2013-08-13 08:16:37 +02:00
}
break;
}
case 2: {
// scroller init
state7++;
si=0;
}
case 3: {
// scroller
// if(myclock > nextdclock) {
if(myclock == myclock) {
nextdclock=myclock+200;
for(sj=0;sj< 12 ; sj + + ) {
2013-08-15 23:24:31 +02:00
printChar(sj,scrolltext.substring(si+sj,si+sj+1),Math.floor(Math.sin(si/50)*200)+55,si%255,255);
2013-08-13 08:16:37 +02:00
}
if(scrolltext.substring(si+5) == 'ç') { state7++ ; }
si++;
}
break;
}
default: {
state7=0;
}
} // esac
2013-08-15 23:24:31 +02:00
switch(patternSwitcher) {
case 0:
case 1: // this will repeat the following patterns 3 times
case 2: {
// scan through line by line from top to bottom
colwave++;
lightWindow(oldi,oldj,0) // switch off previous window
lightWindow(wi,wj,Math.floor((Math.sin(colwave/77)+1)*127)) // switch on new window
oldi=wi;
oldj=wj;
wi++;
if(wi>=12) {
wi=0;
wj++;
if(wj>=8) {
wi=wj=0;
patternSwitcher++;
}
}
break;
}
case 3: {
lightWindow(oldi,oldj,0); // switch off previous window
patternSwitcher++;
break;
}
case 4:
case 5:
case 6:
case 7: {
// move a pixel around a path
lightWindow(path[lastpos],path[lastpos+1], 0);
console.log("p=",pos,"x=",path[pos],"y=",path[pos+1],"b=",path[pos+3])
lightWindow(path[pos], path[pos+1], path[pos+2]);
lastpos=pos;
pos+=3;
if(path[pos]==-1) { pos=0; patternSwitcher++; }
break;
}
default: {
patternSwitcher=0
2013-08-13 08:16:37 +02:00
}
}
}
< / script >
< / body > < / html >
