/
logotest.html
190 lines (177 loc) · 6.58 KB
/
logotest.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<svg width=0 height=0>
<defs>
<clipPath id="dino" transform="scale(.609375)">
<path d="M5.5,62.5 L38.2,54.3 C28.9,61.2 8.6,76.8 0,87.9 L0.6,89.4 C9.5,85.9 21.5,81.6 31.8,77.9 C26.7,80.8 12.6,91.4 5.5,103.5 L6.2,105.2 C15.5,100.8 33.1,92.6 33.1,92.8 C23.8,101.2 16.0,111.0 11.7,120.6 L12.4,122.4 L38.5,109.0 C32.9,114.1 25.6,122.2 21.8,133.7 L22.7,135.3 L39.4,123.7 C36.0,127.5 32.0,134.2 30.4,139.7 L31.3,141.5 C35.3,139.5 41.1,136.6 48.7,134.2 C44.0,137.3 39.8,140.0 37.3,143.1 L37.8,144.6 C40.0,144.9 45.4,145.1 45.4,145.1 L33.8,151.3 C33.8,151.3 46.0,167.8 65.4,179.2 C87.0,192.1 109.5,194.1 120.6,194.1 C127.1,194.1 133.1,193.4 134.6,193.2 C134.6,192.3 133.5,187.4 132.4,184.7 C133.7,182.7 136.2,174.5 137.1,169.6 C140.6,151.8 142.0,145.1 158.4,136.4 C162.0,134.6 168.2,130.4 174.5,130.4 C182.5,130.4 193.6,134.4 200.5,135.7 C205.2,136.6 209.2,137.3 212.3,137.3 C217.7,137.3 228.8,130.0 233.5,126.2 C233.9,126.4 236.1,126.8 238.6,126.8 C239.9,126.8 241.5,126.8 242.8,126.2 C246.8,124.4 256,101.9 256,98.8 C256,96.3 254.6,93.2 253.9,86.1 C253.5,81.9 253.1,72.3 252.4,70.3 C249.0,61.2 229.2,57.2 206.8,47.6 C193.4,41.8 186.7,34.2 186.7,34.2 C186.7,34.2 187.4,32.0 187.4,29.1 C187.4,23.1 182.0,6.9 163.3,6.9 C154.9,6.9 147.1,9.3 144.9,10.0 C140.6,10.0 117.5,0 106.4,0 C79.2,0 54.7,19.1 35.8,34.0 C21.3,45.4 10.4,55.6 5.3,60.7 L5.5,62.5 Z"></path>
</clipPath>
</defs>
</svg>
<style>
body {
background: #e2e2e2;
text-align: center;
}
.branding {
font-family: 'Fira Sans';
position: relative;
color: #000;
}
.branding * {
display: inline-block;
vertical-align: middle;
}
.demo {
width: 156px;
height: 120px;
background-color: #C13832;
position: relative;
text-align: left;
clip-path: url('#dino');
-webkit-clip-path: url('#dino');
}
.demo-canvas {
transition: 1s opacity ease-out;
opacity: 0;
position: absolute;
height: 100%;
width: 100%;
}
.branding h1 {
text-transform: uppercase;
letter-spacing: 2px;
font-size: 100px;
margin: 0 0 -20px 30px;
transform: rotate(-2deg);
}
</style>
</head>
<body>
<div class="branding">
<div class="demo">
<canvas class="demo-canvas"></canvas>
</div>
<h1>Hacks</h1>
</div>
<script>
function demo() {
var canvas = document.querySelector('canvas');
var ctx = canvas.getContext('2d');
canvas.width = canvas.offsetWidth * 2;
canvas.height = canvas.offsetHeight * 2;
var stars = [];
for (var i = 0; i < 100; i++) {
stars.push([Math.random() + 1, Math.random(), Math.random() + .1]);
}
var time = Date.now();
function frame() {
var since = Date.now() - time;
ctx.fillStyle = '#000';
ctx.fillRect(0,0,canvas.width,canvas.height);
ctx.fillStyle = '#fff';
stars.forEach(function (s) {
ctx.fillRect(s[0] * canvas.width, s[1] * canvas.height, 2, 2);
s[0] = s[0] - s[2] * since / 1000;
if (s[0] < 0) {
s[0] = 1;
s[1] = Math.random();
s[2] = Math.random() + .1;
}
});
time = Date.now();
requestAnimationFrame(frame);
}
frame();
}
function demo2() {
var canvas = document.querySelector('canvas');
var ctx = canvas.getContext('2d');
var width = canvas.width = canvas.offsetWidth * 2;
var height = canvas.height = canvas.offsetHeight * 2;
var scale = 5;
function line(x0, y0, x1, y1) {
ctx.moveTo(x0*scale,y0*scale);
ctx.lineTo(x1*scale,y1*scale);
return;
var dx = Math.abs(x1 - x0);
var dy = Math.abs(y1 - y0);
var sx = x0 < x1 ? 1 : -1;
var sy = y0 < y1 ? 1 : -1;
var err = dx - dy;
var val;
do {
ctx.fillRect(x0*scale,y0*scale,scale,scale);
if (x0 == x1 && y0 == y1) {
break;
}
var e2 = 2 * err;
if (e2 > -dy) {
err = err - dy;
x0 = x0 + sx;
}
if (e2 < dx) {
err = err + dx;
y0 = y0 + sy;
}
} while(true);
}
ctx.translate(width/2, height/2);
var x1 = -10;
var y1 = -10;
var x2 = 10;
var y2 = -10;
var x3 = -10;
var y3 = 10;
var x4 = 10;
var y4 = 10;
var px1,py1,px2,py2;
function frame() {
var t = Date.now() / 50;
ctx.save();
ctx.rotate(.02);
ctx.drawImage(canvas, 0, 0, width, height, width * -.52, height * -.52, width * 1.04, height * 1.04);
ctx.restore();
ctx.fillStyle = 'rgba(0,0,0,.1)';
ctx.fillRect(-width/2,-height/2,width,height);
ctx.strokeStyle = '#fff';
var alpha = t / 7;
var beta = t / 20;
scale = 4 * Math.sin(t/Math.PI) + 6;
px1 = (x1 * Math.cos(alpha) + y1 * Math.sin(alpha));
px2 = (x2 * Math.cos(alpha) + y2 * Math.sin(alpha));
px3 = (x3 * Math.cos(alpha) + y3 * Math.sin(alpha));
px4 = (x4 * Math.cos(alpha) + y4 * Math.sin(alpha));
py1 = Math.sin(beta) * (y1 * Math.cos(alpha) - x1 * Math.sin(alpha));
py2 = Math.sin(beta) * (y2 * Math.cos(alpha) - x2 * Math.sin(alpha));
py3 = Math.sin(beta) * (y3 * Math.cos(alpha) - x3 * Math.sin(alpha));
py4 = Math.sin(beta) * (y4 * Math.cos(alpha) - x4 * Math.sin(alpha));
var z = Math.cos(beta) * 10;
ctx.beginPath();
line(px1,py1-z,px2,py2-z);
line(px1,py1-z,px3,py3-z);
line(px4,py4-z,px2,py2-z);
line(px4,py4-z,px3,py3-z);
line(px1,py1+z,px2,py2+z);
line(px1,py1+z,px3,py3+z);
line(px4,py4+z,px2,py2+z);
line(px4,py4+z,px3,py3+z);
line(px1,py1-z,px1,py1+z);
line(px2,py2-z,px2,py2+z);
line(px3,py3-z,px3,py3+z);
line(px4,py4-z,px4,py4+z);
ctx.stroke();
requestAnimationFrame(frame);
}
frame();
}
var demoEl = document.querySelector('.demo-canvas');
setTimeout(function () {
demoEl.style.opacity = 1;
demo2();
}, 0);
</script>
</body>
</html>