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Added a signedAngle() function to the PVector class #773

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Added a signedAngle() function to the PVector class #773

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5db1596
Added PVector.signedAngle()
dispread Aug 20, 2023
43a942e
Dumb as rocks
dispread Aug 20, 2023
f385813
Now builds correctly
dispread Aug 20, 2023
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18 changes: 18 additions & 0 deletions core/src/processing/core/PVector.java
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Original file line number Diff line number Diff line change
Expand Up @@ -991,6 +991,24 @@ static public float angleBetween(PVector v1, PVector v2) {
return (float) Math.acos(amt);
}

/**
*
* Get the signed (directed) angle between two (2D) vectors. The angle it returns
* will be between -PI and +PI with clockwise being negative and counterclockwise
* being positive.
*
*
* @webref pvector:method
* @usage web_application
* @webBrief Get signed angle between two vectors (2D only)
* @param from the vector from which the angle is measured
* @param to the vector to which the angle is measured
* @return the angle in radians
*/
static public float signedAngle(PVector from, PVector to) {
return (float) (Math.atan2(to.y, to.x) - Math.atan2(from.y, from.x));
}


@Override
public String toString() {
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