<feDropShadow>
The SVG <feDropShadow>
filter primitive creates a drop shadow of the input image. It can only be used inside a <filter>
element.
Note: The drop shadow color and opacity can be changed by using the flood-color
and flood-opacity
presentation attributes.
Example
html
<svg viewBox="0 0 30 10" xmlns="http://www.w3.org/2000/svg">
<defs>
<filter id="shadow">
<feDropShadow dx="0.2" dy="0.4" stdDeviation="0.2" />
</filter>
<filter id="shadow2">
<feDropShadow dx="0" dy="0" stdDeviation="0.5" flood-color="cyan" />
</filter>
<filter id="shadow3">
<feDropShadow
dx="-0.8"
dy="-0.8"
stdDeviation="0"
flood-color="pink"
flood-opacity="0.5" />
</filter>
</defs>
<circle cx="5" cy="50%" r="4" style="fill:pink; filter:url(#shadow);" />
<circle cx="15" cy="50%" r="4" style="fill:pink; filter:url(#shadow2);" />
<circle cx="25" cy="50%" r="4" style="fill:pink; filter:url(#shadow3);" />
</svg>
Attributes
dx
-
This attribute defines the x offset of the drop shadow. Value type: <number>; Default value:
2
; Animatable: yes dy
-
This attribute defines the y offset of the drop shadow. Value type: <number>; Default value:
2
; Animatable: yes stdDeviation
-
This attribute defines the standard deviation for the blur operation in the drop shadow. Value type: <number-optional-number>; Default value:
2
; Animatable: yes
Usage context
Specifications
Specification |
---|
Filter Effects Module Level 1 # feDropShadowElement |
Browser compatibility
BCD tables only load in the browser
See also
- SVG Filter primitive attributes including
height
,in
,result
,x
,y
, andwidth
. - SVG presentation attributes, including
flood-color
, andflood-opacity
.