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atan2

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This commit is contained in:
Alexander Wang 2023-04-03 12:49:14 -07:00
parent bb4ad0a45c
commit 7d301be3a2
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GPG key ID: D89FA31966BDBECE
1 changed files with 2 additions and 2 deletions
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4
lib/shape/shape_oval.go
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@ -35,7 +35,7 @@ func (s shapeOval) GetInnerBox() *geo.Box {
}
func (s shapeOval) GetDimensionsToFit(width, height, paddingX, paddingY float64) (float64, float64) {
theta := math.Atan2(height, width)
theta := float64(float32(math.Atan2(height, width)))
// add padding in direction of diagonal so there is padding distance between top left and border
paddedWidth := width + paddingX*math.Cos(theta)
paddedHeight := height + paddingY*math.Sin(theta)
@ -59,7 +59,7 @@ func (s shapeOval) GetInsidePlacement(width, height, paddingX, paddingY float64)
// ├───cos*r───┤
rx := s.Box.Width / 2
ry := s.Box.Height / 2
theta := math.Atan2(ry, rx)
theta := float64(float32(math.Atan2(ry, rx)))
sin := math.Sin(theta)
cos := math.Cos(theta)
// r is the ellipse radius on the line between node.TopLeft and the ellipse center