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Added some comments to TraitsInConstructOrder.

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RoosterDragon
2016-03-25 10:37:08 +00:00
parent 0cbce8141f
commit 36c9558b5f
1 changed files with 8 additions and 2 deletions
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10
OpenRA.Game/GameRules/ActorInfo.cs
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@@ -100,9 +100,15 @@ namespace OpenRA
var unresolved = source.Except(resolved); var unresolved = source.Except(resolved);
var testResolve = new Func<Type, Type, bool>((a, b) => a == b || a.IsAssignableFrom(b)); var testResolve = new Func<Type, Type, bool>((a, b) => a == b || a.IsAssignableFrom(b));
var more = unresolved.Where(u => u.Dependencies.All(d => resolved.Exists(r => testResolve(d, r.Type)) && !unresolved.Any(u1 => testResolve(d, u1.Type))));
// Re-evaluate the vars above until sorted // This query detects which unresolved traits can be immediately resolved as all their direct dependencies are met.
var more = unresolved.Where(u =>
u.Dependencies.All(d => // To be resolvable, all dependencies must be satisfied according to the following conditions:
resolved.Exists(r => testResolve(d, r.Type)) && // There must exist a resolved trait that meets the dependency.
!unresolved.Any(u1 => testResolve(d, u1.Type)))); // All matching traits that meet this dependency must be resolved first.
// Continue resolving traits as long as possible.
// Each time we resolve some traits, this means dependencies for other traits may then be possible to satisfy in the next pass.
while (more.Any()) while (more.Any())
resolved.AddRange(more); resolved.AddRange(more);