in2 property

Artikel
05/02/2017

The second input image to the blending operation.. This attribute can take on the same values as the ISVGFEBlendElement::in1 attribute.

This property is read-only.

Syntax

HRESULT get_in2(
  [out] SVGAnimatedString **SourceGraphic | SourceAlpha | BackgroundImage | BackgroundAlpha | FillPaint | StrokePaint | <filter-primitive-reference>
);

Property values

Type: SVGAnimatedString

String value for second input image.

Standards information

Scalable Vector Graphics: Filter Effects, Section 15.7.2

Remarks

For additional information, see ISVGFEBlendElement::in1.

Examples

The following W3C example show the in2 attribute in use:

<?xml version="1.0"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" 
              "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg width="7.5cm" height="5cm" viewBox="0 0 200 120"
     xmlns="http://www.w3.org/2000/svg" version="1.1">
  <title>Example filters01.svg - introducing filter effects</title>
  <desc>An example which combines multiple filter primitives
        to produce a 3D lighting effect on a graphic consisting
        of the string "SVG" sitting on top of oval filled in red
        and surrounded by an oval outlined in red.</desc>
  <defs>
    <filter id="MyFilter" filterUnits="userSpaceOnUse" x="0" y="0" width="200" height="120">
      <feGaussianBlur in="SourceAlpha" stdDeviation="4" result="blur"/>
      <feOffset in="blur" dx="4" dy="4" result="offsetBlur"/>
      <feSpecularLighting in="blur" surfaceScale="5" specularConstant=".75" 
                          specularExponent="20" lighting-color="#bbbbbb"  
                          result="specOut">
        <fePointLight x="-5000" y="-10000" z="20000"/>
      </feSpecularLighting>
      <feComposite in="specOut" in2="SourceAlpha" operator="in" result="specOut"/>
      <feComposite in="SourceGraphic" in2="specOut" operator="arithmetic" 
                   k1="0" k2="1" k3="1" k4="0" result="litPaint"/>
      <feMerge>
        <feMergeNode in="offsetBlur"/>
        <feMergeNode in="litPaint"/>
      </feMerge>
    </filter>
  </defs>
  <rect x="1" y="1" width="198" height="118" fill="#888888" stroke="blue" />
  <g filter="url(#MyFilter)" >
      <g>
      <path fill="none" stroke="#D90000" stroke-width="10" 
            d="M50,90 C0,90 0,30 50,30 L150,30 C200,30 200,90 150,90 z" />
      <path fill="#D90000" 
            d="M60,80 C30,80 30,40 60,40 L140,40 C170,40 170,80 140,80 z" />
      <g fill="#FFFFFF" stroke="black" font-size="45" font-family="Verdana" >
        <text x="52" y="76">SVG</text>
      </g>
    </g>
  </g>
</svg>

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