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blur.html
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<!DOCTYPE html>
<html>
<head>
<title>blur.coffee</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<meta name="viewport" content="width=device-width, target-densitydpi=160dpi, initial-scale=1.0; maximum-scale=1.0; user-scalable=0;">
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<h1>blur.coffee</h1>
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<div class="content"><div class='highlight'><pre>Caman.Filter.register <span class="string">"boxBlur"</span>, ->
<span class="property">@processKernel</span> <span class="string">"Box Blur"</span>, [
<span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>,
<span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>,
<span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>
]
Caman.Filter.register <span class="string">"heavyRadialBlur"</span>, ->
<span class="property">@processKernel</span> <span class="string">"Heavy Radial Blur"</span>, [
<span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>,
<span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>,
<span class="number">0</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>
]
Caman.Filter.register <span class="string">"gaussianBlur"</span>, ->
<span class="property">@processKernel</span> <span class="string">"Gaussian Blur"</span>, [
<span class="number">1</span>, <span class="number">4</span>, <span class="number">6</span>, <span class="number">4</span>, <span class="number">1</span>,
<span class="number">4</span>, <span class="number">16</span>, <span class="number">24</span>, <span class="number">16</span>, <span class="number">4</span>,
<span class="number">6</span>, <span class="number">24</span>, <span class="number">36</span>, <span class="number">24</span>, <span class="number">6</span>,
<span class="number">4</span>, <span class="number">16</span>, <span class="number">24</span>, <span class="number">16</span>, <span class="number">4</span>,
<span class="number">1</span>, <span class="number">4</span>, <span class="number">6</span>, <span class="number">4</span>, <span class="number">1</span>
]
Caman.Filter.register <span class="string">"motionBlur"</span>, (degrees) ->
<span class="keyword">if</span> degrees <span class="keyword">in</span> [<span class="number">0</span>, <span class="number">180</span>]
kernel = [
<span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>
]
<span class="keyword">else</span> <span class="keyword">if</span> (degrees > <span class="number">0</span> && degrees < <span class="number">90</span>) || (degrees > <span class="number">180</span> && degrees < <span class="number">270</span>)
kernel = [
<span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>
]
<span class="keyword">else</span> <span class="keyword">if</span> degrees <span class="keyword">in</span> [<span class="number">90</span>, <span class="number">270</span>]
kernel = [
<span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>
]
<span class="keyword">else</span>
kernel = [
<span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>,
<span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>
]
<span class="property">@processKernel</span> <span class="string">"Motion Blur"</span>, kernel
Caman.Filter.register <span class="string">"sharpen"</span>, (amt = <span class="number">100</span>) ->
amt /= <span class="number">100</span>
<span class="property">@processKernel</span> <span class="string">"Sharpen"</span>, [
<span class="number">0</span>, -amt, <span class="number">0</span>,
-amt, <span class="number">4</span> * amt + <span class="number">1</span>, -amt,
<span class="number">0</span>, -amt, <span class="number">0</span>
]</pre></div></div>
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