yChannelSelector
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.
The yChannelSelector attribute indicates which color channel from in2 to use to displace the pixels in in along the y-axis.
Elements
You can use this attribute with the <feDisplacementMap> SVG element.
Usage notes
| Value | R | G | B | A |
|---|---|
| Default value | A |
| Animatable | Yes |
R-
This keyword specifies that the red color channel of the input image defined in
in2will be used to displace the pixels of the input image defined ininalong the y-axis. G-
This keyword specifies that the green color channel of the input image defined in
in2will be used to displace the pixels of the input image defined ininalong the y-axis. B-
This keyword specifies that the blue color channel of the input image defined in
in2will be used to displace the pixels of the input image defined ininalong the y-axis. A-
This keyword specifies that the alpha channel of the input image defined in
in2will be used to displace the pixels of the input image defined ininalong the y-axis.
Examples
<svg viewBox="0 0 440 160" xmlns="http://www.w3.org/2000/svg">
<filter id="displacementFilter">
<feImage
href="mdn.svg"
x="0"
y="0"
width="100%"
height="100%"
result="abc" />
<feDisplacementMap
in2="abc"
in="SourceGraphic"
scale="30"
yChannelSelector="R" />
</filter>
<filter id="displacementFilter2">
<feImage
href="mdn.svg"
x="0"
y="0"
width="100%"
height="100%"
result="abc" />
<feDisplacementMap
in2="abc"
in="SourceGraphic"
scale="30"
yChannelSelector="B" />
</filter>
<text x="10" y="60" font-size="50" filter="url(#displacementFilter)">
Some displaced text
</text>
<text x="10" y="120" font-size="50" filter="url(#displacementFilter2)">
Some displaced text
</text>
</svg>
Specifications
| Specification |
|---|
| Filter Effects Module Level 1 # element-attrdef-fedisplacementmap-ychannelselector |
Browser compatibility
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