Description Usage Arguments Value Examples
A gaussian blur effectively blurs an input image or shape by the amount
specified in stdev
. The standard deviation of stdev
is in direct
reference to the gaussian distribution that governs the extent of blurring.
1 | filter_gaussian_blur(stdev = 1, what = "source")
|
stdev |
The number of standard deviations for the blur effect. |
what |
What exactly should be blurred? By default, it is the |
An svg
object.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | if (interactive()) {
# Add a green ellipse to an SVG and
# then apply the `filter_gaussian_blur()`
# filter to blur the edges
SVG(width = 200, height = 100) %>%
svg_filter(
id = "blur",
filters = list(
filter_gaussian_blur(stdev = 2)
)
) %>%
svg_ellipse(
x = 40, y = 40,
width = 50, height = 30,
attrs = svg_attrs_pres(
fill = "green",
filter = "blur"
)
)
}
|
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