pamela, adapted for 26c3. mouse control added, resize problems solved, alpha + color depth filtering, synchronisation with new and old entries

This commit is contained in:
Pieter Iserbyt 2009-12-28 19:46:59 +01:00
parent a27346ce9a
commit d6853b8c8f
14 changed files with 4990 additions and 6 deletions

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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Pamela</title>
<script src="jquery-1.3.2.js" type="text/javascript" />
<script src="processing.js" type="text/javascript" />
<script src="pamela.js" type="text/javascript" />
<script src="js/jquery-1.3.2.js" type="text/javascript" />
<script src="js/pamela-buttons.js" type="text/javascript" />
<script src="js/pamela-nodes.js" type="text/javascript" />
<script src="js/pamela-matrices.js" type="text/javascript" />
<script src="js/pamela.js" type="text/javascript" />
<style type="text/css">* {margin:0; padding:0}</style>
</head>
<body style="text-align: center;">
<canvas id="pamela" width="1000px" height="400px"></canvas>
<body style="background-color: #333;">
<canvas id="pamela"></canvas>
</body>
</html>

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js/input.js Normal file
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[
"00:01:e8:04:99:be",
"00:0a:e4:2f:30:15",
"00:0a:e4:30:e3:49",
"00:0a:e4:3b:fa:33",
"00:0a:e4:3d:a4:fd",
"00:0b:5d:24:25:de",
"00:0d:29:04:49:c5",
"00:0d:56:74:45:ab",
"00:0d:56:b7:fd:ac",
"00:0d:60:12:a7:be",
"00:0d:60:5d:eb:c7",
"40:61:86:11:72:b2",
"90:e6:ba:1f:0b:75",
"90:e6:ba:62:2b:da",
]

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<?php header("Content-type: application/pdf"); header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); header("Cache-Control: no-cache"); header("Pragma: no-cache"); ?> [ "00:01:e8:04:99:be",
"00:03:0d:55:e3:f6",
"00:08:2a:07:3d:0b",
"00:0d:60:77:44:b5",
"00:11:85:6a:1f:ec",
"00:1f:16:0c:ad:68",
"00:21:9b:df:52:9c", ]

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js/jquery-1.3.2.js vendored Normal file

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js/pamela-buttons.js Normal file
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// Class IFace button
function IFaceButton(x, y, width, height) {
this.width = width;
this.height = height;
this.moveTo(x, y);
}
IFaceButton.prototype.moveTo = function(x, y) {
this.x = x;
this.y = y;
};
IFaceButton.prototype.execute = function() {
};
IFaceButton.prototype.draw = function() {
};
IFaceButton.prototype.isHovered = function(x, y) {
return (this.x <= x) && (this.y <= y) && (this.x + this.width >= x) && (this.y + this.height >= y);
};
// Class fullscreen button
jQuery.extend(FullScreenButton.prototype, IFaceButton.prototype);
function FullScreenButton(x, y) {
this.width = 64;
this.height = 64;
this.isFullScreen = false;
this.isHover = false;
this.minCol = new Image();
this.minCol.src = "img/min-col.png";
this.maxCol = new Image();
this.maxCol.src = "img/max-col.png";
this.min = new Image();
this.min.src = "img/min.png";
this.max = new Image();
this.max.src = "img/max.png";
};
FullScreenButton.prototype.draw = function() {
if (this.isFullScreen) {
if (this.isHover) {
context.drawImage(this.minCol, this.x, this.y);
} else {
context.drawImage(this.min, this.x, this.y);
}
} else {
if (this.isHover) {
context.drawImage(this.maxCol, this.x, this.y);
} else {
context.drawImage(this.max, this.x, this.y);
}
}
};
FullScreenButton.prototype.execute = function() {
this.isFullScreen = !this.isFullScreen;
//TODO: do somth
};
// Class IFace buttons
function IFaceButtons() {
this.buttons = [];
};
IFaceButtons.prototype.add = function(button) {
this.buttons[this.buttons.length] = button;
this.reposition();
};
IFaceButtons.prototype.reposition = function() {
var x = width - 64;
var y = height - 64;
for (var i = 0; i < this.buttons.length; i++) {
this.buttons[i].moveTo(x, y);
x -= 64;
}
};
IFaceButtons.prototype.draw = function() {
for (var i = 0; i < this.buttons.length; i++)
this.buttons[i].draw();
};

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js/pamela-matrices.js Normal file
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// Class Vector
function Vector(x, y, z) {
this.x = x;
this.y = y;
this.z = z;
this.w = 1;
}
Vector.prototype.add = function(v) {
this.x += v.x;
this.y += v.y;
this.z += v.z;
};
Vector.prototype.subtract = function(v) {
this.x -= v.x;
this.y -= v.y;
this.z -= v.z;
};
Vector.prototype.scale = function(s) {
this.x *= s;
this.y *= s;
this.z *= s;
};
Vector.prototype.rotateX = function(a) {
var c = Math.cos(a);
var s = Math.sin(a);
this.y = this.y * c + this.z * s;
this.z = this.z * c - this.y * s;
};
Vector.prototype.rotateY = function(a) {
var c = Math.cos(a);
var s = Math.sin(a);
this.x = this.x * c + this.z * s;
this.z = this.z * c - this.x * s;
};
Vector.prototype.rotateZ = function(a) {
var c = Math.cos(a);
var s = Math.sin(a);
this.x = this.x * c + this.y * s;
this.y = this.y * c - this.x * s;
};
Vector.prototype.distance = function(v) {
if (typeof v == "undefined") {
return Math.sqrt(this.x * this.x + this.y * this.y + this.z * this.z);
}
var xd = this.x - v.x;
var yd = this.y - v.y;
var zd = this.z - v.z;
return Math.sqrt(xd * xd + yd * yd + zd * zd);
};
Vector.prototype.clone = function() {
return new Vector(this.x, this.y, this.z);
};
Vector.prototype.project = function(cam) {
var d = this.clone();
d.subtract(cam);
if (d.z < 0) return false;
var s = (width / 2) / d.distance();
return { x: d.x * s, y: d.y * s, scale: s };
};
// Class Matrix
function Matrix(m) {
if (typeof m == "undefined")
m = [[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]];
this.m = m;
}
Matrix.prototype.multiplyVector = function(v) {
// Initialize the result vector.
var result = new Vector();
var m = this.m;
// Perform the multiplication
result.x = m[0][0]*v.x + m[0][1]*v.y + m[0][2]*v.z + m[0][3];
result.y = m[1][0]*v.x + m[1][1]*v.y + m[1][2]*v.z + m[1][3];
result.z = m[2][0]*v.x + m[2][1]*v.y + m[2][2]*v.z + m[2][3];
result.w = m[3][0]*v.x + m[3][1]*v.y + m[3][2]*v.z + m[3][3];
return result;
};
Matrix.prototype.multiplyMatrix = function(m) {
this.m = this._mult(m);
return this;
};
Matrix.prototype.resetMatrix = function() {
// identity and translate the axes to the center of the canvas.
this.m = [[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]];
};
Matrix.prototype.rotateX = function(angle) {
var c = Math.cos(angle);
var s = Math.sin(angle);
this.m = this._mult([[1, 0, 0, 0],[0, c, -s, 0],[0, s, c, 0],[0, 0, 0, 1]]);
return this;
};
Matrix.prototype.rotateY = function(angle) {
var c = Math.cos(angle);
var s = Math.sin(angle);
this.m = this._mult([[c, 0, s, 0],[0, 1, 0, 0],[-s, 0, c, 0],[0, 0, 0, 1]]);
return this;
};
Matrix.prototype.rotateZ = function(angle) {
var c = Math.cos(angle);
var s = Math.sin(angle);
this.m = this._mult([[c, -s, 0, 0],[s, c, 0, 0],[0, 0, 1, 0],[0, 0, 0, 1]]);
return this;
};
Matrix.prototype.scale = function(scaleX, scaleY, scaleZ) {
this.m = this._mult([[scaleX,0,0,0],[0,scaleY,0,0],[0,0,scaleZ,0],[0,0,0,1]]);
return this;
};
Matrix.prototype.translate = function(dX, dY, dZ) {
this.m = this._mult([[1,0,0,dX],[0,1,0,dY],[0,0,1,dZ],[0,0,0,1]]);
return this;
};
Matrix.prototype.project = function(v) {
var pj = this.multiplyVector(v);
pj.x /= pj.z / (width / 2);
pj.y /= pj.z / (width / 2);
return pj;
};
Matrix.prototype._mult = function(m) {
var m1 = this.m;
var m2 = m;
var result = [[],[],[],[]];
for(var i = 0; i < 4; i++){
result[i][0] = m1[i][0] * m2[0][0] + m1[i][1] * m2[1][0] + m1[i][2] * m2[2][0] + m1[i][3] * m2[3][0];
result[i][1] = m1[i][0] * m2[0][1] + m1[i][1] * m2[1][1] + m1[i][2] * m2[2][1] + m1[i][3] * m2[3][1];
result[i][2] = m1[i][0] * m2[0][2] + m1[i][1] * m2[1][2] + m1[i][2] * m2[2][2] + m1[i][3] * m2[3][2];
result[i][3] = m1[i][0] * m2[0][3] + m1[i][1] * m2[1][3] + m1[i][2] * m2[2][3] + m1[i][3] * m2[3][3];
}
return result;
};
Matrix.prototype.clone = function() {
return new Matrix(this.m.slice());
}

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// Class Node
function Node(name) {
this.name = name;
this.modeTime = (new Date).getTime();
this.setMode("newNode");
var size = Math.min(width, height);
this.color = [
Math.random() * 128,
Math.random() * 128,
Math.random() * 128];
this.position = new Vector(
(Math.random() * size) - (size / 2),
(Math.random() * size) - (size / 2),
(Math.random() * size) - (size / 2));
this.position.scale(0.5);
}
Node.prototype.setMode = function(mode) {
this.modeTime = (new Date).getTime();
if (mode == "newNode") {
jQuery.extend(this, Node.prototype.newNode);
} else if (mode == "dying") {
jQuery.extend(this, Node.prototype.dying);
} else if (mode == "dead") {
jQuery.extend(this, Node.prototype.dead);
this.isDead = true;
} else {
jQuery.extend(this, Node.prototype.normal);
}
};
Node.prototype.alphaForDepth = function(d, start, cutoff) {
d = d < cutoff ? cutoff : d > start ? start : d;
return 1 - (d - start) / (cutoff - start);
};
//Normal mode
Node.prototype.normal = {
project: function(m) {
this.projection = m.project(this.position);
this.alpha = 255 * this.alphaForDepth(this.projection.z, 0, -400);
},
draw: function() {
if (this.projection.z > -1) return;
var scale = width * 3 / -this.projection.z;
var alphaScale = this.alpha / 255;
var invAlphaScale = 1 - alphaScale;
var col =
/* [
Math.round(this.color[0]),
Math.round(this.color[1]),
Math.round(this.color[2]),
]; */
[
Math.round(128 * invAlphaScale + this.color[0] * alphaScale),
Math.round(128 * invAlphaScale + this.color[1] * alphaScale),
Math.round(128 * invAlphaScale + this.color[2] * alphaScale),
];
context.fillStyle = 'rgb(' + col[0] + ',' + col[1] + ',' + col[2] + ')';
//context.globalAlpha = this.alpha / 255;
context.beginPath();
context.arc(this.projection.x, this.projection.y, scale, 0, Math.PI * 2, false);
context.fill();
context.font = scale + "pt sans-serif";
context.fillText(this.name, this.projection.x + (scale * 1.5), this.projection.y + (scale / 1.5));
context.closePath();
context.globalAlpha = 1;
}
};
//New mode
Node.prototype.newNode = {
project: function(m) {
var newTime = (new Date).getTime() - this.modeTime;
if (newTime > 1000) {
this.setMode("normal");
this.project(m);
return;
}
var scale = Math.sqrt(1000 / Math.max(newTime, 1));
this.projection = m.clone().scale(scale, scale, scale).project(this.position);
this.alpha = 255 * this.alphaForDepth(this.projection.z, 0, -500);
}
};
//Dying mode
Node.prototype.dying = {
project: function(m) {
var dyingTime = (new Date).getTime() - this.modeTime;
if (dyingTime > 1000) {
this.setMode("dead");
return;
}
var scale = Math.sqrt(1000 / Math.max(1000 - dyingTime, 1));
this.projection = m.clone().scale(scale, scale, scale).project(this.position);
this.alpha = 255 * this.alphaForDepth(this.projection.z, 0, -500);
}
};
//Dead mode
Node.prototype.dead = {
project: function(m) {
},
draw: function() {
}
};
// For inheriting classes
Node.prototype.project = Node.prototype.normal.project;
Node.prototype.draw = Node.prototype.normal.draw;
// Class NorbertNode
jQuery.extend(NorbertNode.prototype, Node.prototype);
function NorbertNode() {
this.norbert = new Image();
this.norbert.src = "img/ccc.png";
this.position = new Vector(0, 0, 0);
}
NorbertNode.prototype.draw = function() {
var s = Math.abs(this.projection.z / (width / 2));
s *= 2;
//var x = Math.floor(this.projection.x - (186 / s));
//var y = Math.floor(this.projection.y - (50 / s));
var x = Math.floor(this.projection.x - (250 / s));
var y = Math.floor(this.projection.y - (180 / s));
context.drawImage(this.norbert, x, y);
};

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//http://192.168.42.53:5984/pamela/_design/pamela/_view/online
var context;
var width;
var height;
// Class Pamela
function Pamela(canvas) {
context = canvas.getContext("2d");
width = context.canvas.clientWidth;
height = context.canvas.clientHeight;
this.norbertNode = new NorbertNode();
this.nodes = [this.norbertNode];
this.mouse = {
x: 0,
y: 0
};
this.buttons = new IFaceButtons();
this.fullScreenButton = new FullScreenButton();
this.buttons.add(this.fullScreenButton);
this.resize();
this.m = new Matrix();
this.startTime = this.millis();
var self = this;
canvas.onmousemove = function(event) { self.mousemove(event); };
canvas.onmouseup = function(event) { self.mouseclick(event); };
$(window).resize(function () { self.resize(); });
}
Pamela.prototype.updateNodes = function(entities) {
// copy current nodes
var curN = this.nodes;
// reset current nodes
this.nodes = [];
while (curN.length > 0) {
var n = curN.pop();
// remove dead nodes
if (n.isDead)
continue;
// keep norbert around always
if (n == this.norbertNode) {
this.nodes.push(n);
continue;
}
// was around and keep around?
var found = false;
for (var i = 0; i < entities.length; i++) {
if (entities[i] != n.name)
continue;
this.nodes.push(n);
entities[i] = null;
found = true;
break;
}
// no longer around
if (!found) {
n.setMode("dying");
this.nodes.push(n);
}
}
// wasn't around before
for (var i = 0; i < entities.length; i++) {
if (entities[i] == null)
continue;
this.nodes.push(new Node(entities[i]));
}
};
Pamela.prototype.millis = function() {
return (new Date).getTime();
};
Pamela.prototype.animate = function(secs) {
return -0.5 + (this.millis() % secs) / secs;
};
Pamela.prototype.start = function() {
if (this.play) return;
this.play = true;
this.updateEntries();
this.fire();
};
Pamela.prototype.mousemove = function(event) {
this.fullScreenButton.isHover = this.fullScreenButton.isHovered(event.offsetX, event.offsetY);
this.mouse.x = event.offsetX;
this.mouse.y = event.offsetY;
};
Pamela.prototype.mouseclick = function(event) {
if (this.fullScreenButton.isHovered(event.offsetX, event.offsetY))
this.fullScreenButton.execute();
};
Pamela.prototype.mousein = function(event) {
};
Pamela.prototype.mouseout = function(event) {
};
Pamela.prototype.fire = function() {
if (!this.play) return;
var self = this;
this.timer = setTimeout(function() { self.draw(); }, 10);
};
Pamela.prototype.stop = function() {
clearTimeout(this.timer);
clearTimeout(this.entriesTimer);
this.play = false;
};
Pamela.prototype.draw = function() {
if (!this.play)
return;
var m = this.m;
m.resetMatrix();
var startAnimation = 1 - ((this.millis() - this.startTime) / 3000);
if (startAnimation > 0) {
startAnimation *= startAnimation;
m.translate((width / 4) * startAnimation, 0 ,0);
m.translate(0, 0, Math.PI * startAnimation);
}
m.translate(0, 0, -width / 5);
m.rotateY(this.animate(7000) * 2 * Math.PI);
m.rotateX(this.animate(12000) * 2 * Math.PI);
m.rotateY((this.mouse.x % width) / width * Math.PI);
m.rotateX((this.mouse.y % height) / height * Math.PI);
for (var i = 0; i < this.nodes.length; i++) {
this.nodes[i].project(m);
}
this.nodes.sort(function(a, b) {
return a.projection.z - b.projection.z;
});
context.save();
context.fillStyle = "#333";
context.fillRect( 0, 0, width, height );
context.translate(width / 2, height / 2);
for (var i = 0; i < this.nodes.length; i++) {
this.nodes[i].draw();
}
context.restore();
this.buttons.draw();
this.fire();
};
Pamela.prototype.resize = function() {
var canvas = $("#pamela")[0];
var windowWidth = window.innerWidth ? window.innerWidth : document.documentElement.clientWidth ? document.documentElement.clientWidth : document.body.clientWidth;
var windowHeight = window.innerHeight ? window.innerHeight : document.documentElement.clientHeight ? document.documentElement.clientHeight : document.body.clientHeight;
canvas.width = windowWidth - 10;
canvas.height = windowHeight - 10;
width = context.canvas.clientWidth;
height = context.canvas.clientHeight;
this.buttons.reposition();
};
Pamela.prototype.updateEntries = function() {
var self = this;
$.getJSON("js/input.php", function(data) {
self.updateNodes(data);
});
self.entriesTimer = setTimeout(function() { self.updateEntries(); }, 60000);
};
$(document).ready(function() {
var canvas = $("#pamela")[0];
var pamela = new Pamela(canvas);
pamela.start();
});