Beispiel:SVG-Filter-in.html

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<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <link rel="stylesheet" media="screen" href="./Beispiel:SELFHTML-Beispiel-Grundlayout.css">
  <style>
svg {
  width: 96%;
  padding: 0;
  max-height:500px;
}

rect {
  fill:skyblue; 
  stroke:blue; 
  stroke-width:5; 
  fill-opacity:.5;
}

circle {
  fill:yellow; 
  stroke:red; 
  stroke-width:5; 
  fill-opacity:.5
}
 
  </style>
  <title>SVG-Filter: Eingangs- und Ergebniswert</title>
</head>
 
<body>
  <h1>SVG-Filter: Eingangs- und Ergebniswert</h1>
<svg  viewBox="50 0 680 600" >
<defs>
	<filter id="sGraphic">
		<feGaussianBlur stdDeviation="4" in="SourceGraphic"/>
	</filter>
	<filter id="sAlpha">
		<feGaussianBlur stdDeviation="4" in="SourceAlpha"/>
	</filter>
	<filter id="bgImage">
		<feGaussianBlur stdDeviation="4" in="BackgroundImage"/>
	</filter>
	<filter id="bgAlpha">
		<feGaussianBlur stdDeviation="4" in="BackgroundAlpha"/>
	</filter>
	<filter id="fPaint">
		<feGaussianBlur stdDeviation="4" in="FillPaint"/>
	</filter>
	<filter id="sPaint">
		<feGaussianBlur stdDeviation="4" in="StrokePaint"/>
	</filter>
</defs>
 
<g transform="translate(100,50)">
	<text y="-5">Kein Filter</text>
	<rect width="150" height="100" />
	<circle cx="50" cy="100" r="50" />
</g>
<g transform="translate(300,50)">
	<text y="-5">in=SourceGraphic</text>
	<rect width="150" height="100" />
	<circle cx="50" cy="100" r="50"  filter="url(#sGraphic)"/>
</g>
<g transform="translate(500,50)">
	<text y="-5">in=SourceAlpha</text>
	<rect width="150" height="100" />
	<circle cx="50" cy="100" r="50"  filter="url(#sAlpha)"/>
</g>
<g transform="translate(300,250)" enable-background="new">
	<text y="-5">in=BackgroundImage</text>
	<rect width="150" height="100" />
	<circle cx="50" cy="100" r="50"  filter="url(#bgImage)"/>
</g>
<g transform="translate(500,250)" enable-background="new">
	<text y="-5">in=BackgroundAlpha</text>
	<rect width="150" height="100" />
	<circle cx="50" cy="100" r="50"  filter="url(#bgAlpha)"/>
</g>
<g transform="translate(300,400)">
	<text y="-5">in=FillPaint</text>
	<rect width="150" height="100" />
	<circle cx="50" cy="100" r="50"  filter="url(#fPaint)"/>
</g>
<g transform="translate(500,400)">
	<text y="-5">in=StrokePaint</text>
	<rect width="150" height="100" />
	<circle cx="50" cy="100" r="50"  filter="url(#sPaint)"/>
</g>
</svg>

<p>Die Werte <code>BackgroundImage, BackgroundAlpha</code> funktionieren nicht im Firefox;<br>
<code>BackgroundImage, BackgroundAlpha, FillPaint, StrokePaint</code> nicht im Safari.<br>
in Chrome, Edge und Opera werden <code>BackgroundImage, BackgroundAlpha, FillPaint, StrokePaint</code> als <b>sourceGraphic</b> dargestellt.</p>
</body>
</html>
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