package/gonum
1
0
Fork 0
mirror of https://github.com/gonum/gonum.git synced 2025-10-17 12:40:52 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

Updated cost functions

Browse Source
This commit is contained in:
Jsor
2014-03-22 21:12:49 -07:00
parent 6c3b0e9208
commit 94e9154a66
1 changed files with 6 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
graph.go
View File

@@ -97,7 +97,7 @@ type CrunchGraph interface {
// If no edge exists between node1 and node2, the cost should be taken to be +inf (can be gotten
// by math.Inf(1).)
type Coster interface {
Cost(node1, node2 Node) float64
Cost(edge Edge) float64
}
// Guarantees that something implementing Coster is also a Graph.
@@ -177,5 +177,8 @@ type DStarGraph interface {
ChangedEdges() (newCostFunc func(Node, Node) float64, changedEdges []Edge)
}
// A function that returns the cost from one node to another.
type CostFunc func(Node, Node) float64
// A function that returns the cost of following an edge
type CostFunc func(Edge) float64
// Estimates the cost of travelling between two nodes
type HeuristicCostFunc func(Node, Node) float64