14 lines
335 B
Go
14 lines
335 B
Go
package g2d
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import "math"
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// CalcDistance 计算两点之间的距离
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func CalcDistance(x1, y1, x2, y2 float64) float64 {
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return math.Sqrt(math.Pow(x2-x1, 2) + math.Pow(y2-y1, 2))
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}
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// CalcAngle 计算点2位于点1之间的角度
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func CalcAngle(x1, y1, x2, y2 float64) float64 {
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return math.Atan2(y2-y1, x2-x1) * 180 / math.Pi
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}
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