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@antv/util
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<h1 align="center">@antv/util</h1>
github.com/antvis/util
antvis/util
@antv/util
/
src
/
path
/
util
/
rotate-vector.ts
6 lines
(5 loc)
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text/typescript
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export
function
rotateVector
(
x
:
number
,
y
:
number
,
rad
:
number
) {
const
X = x *
Math
.
cos
(rad) - y *
Math
.
sin
(rad);
const
Y = x *
Math
.
sin
(rad) + y *
Math
.
cos
(rad);
return
{
x
: X,
y
: Y }; }