Add Files of first version

minpath.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"fmt"
+	"math"
+)
+
+func calcMin(maps []Map) float64 {
+	var minDist float64 = math.MaxFloat64
+	for _, m := range maps {
+		for _, path := range m.paths {
+			minDist = math.Min(minDist, calcMinPath(path, m.ponds))
+		}
+	}
+	return minDist
+}
+
+func calcMinPath(path Path, ponds []Pond) float64 {
+	var minDist float64 = math.MaxFloat64
+	for _, pond := range ponds {
+		for _, vertex := range pond.vertices {
+			cinitial := path.start.distance(path.end)
+			ainitial := path.end.distance(vertex)
+			c := path.start.distance(vertex)
+			alpha := math.Acos((ainitial*ainitial - cinitial*cinitial - c*c) / (-2 * cinitial * c))
+			height := math.Sin(alpha) * c
+			minDist = math.Min(minDist, height)
+			fmt.Printf("alpha: %f, c: %f, cinital: %f, ainitial: %F, h: %f\n", alpha, c, cinitial, ainitial, height)
+		}
+	}
+	return minDist
+}