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[MetaballsKit] Make Field a class

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This commit is contained in:
Eryn Wells 2017-08-01 07:54:29 -07:00
parent fda6890669
commit 2e70c76fb0
1 changed files with 2 additions and 6 deletions
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8
MetaballsKit/Metaballs.swift
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@ -28,7 +28,7 @@ public struct Ball {
}
}
public struct Field {
public class Field {
public var size: CGSize {
didSet {
// Remove balls that fall outside the new bounds.
@ -70,11 +70,7 @@ public struct Field {
}
}
public func sample(at point: CGPoint) throws -> CGFloat {
return 0.0
}
public mutating func add(ball: Ball) throws {
public func add(ball: Ball) throws {
guard bounds.contains(ball.bounds) else {
/// TODO: Throw an error.
return