GKRuleSystem.AssertFact Method
Definition
Important
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Overloads
AssertFact(NSObject) |
Adds the |
AssertFact(NSObject, Single) |
Adds the |
AssertFact(NSObject)
Adds the fact
to the system's knowledge-base, with a grade of 1.0.
[Foundation.Export("assertFact:")]
public virtual void AssertFact (Foundation.NSObject fact);
abstract member AssertFact : Foundation.NSObject -> unit
override this.AssertFact : Foundation.NSObject -> unit
Parameters
- fact
- NSObject
- Attributes
Applies to
AssertFact(NSObject, Single)
Adds the fact
to the system's knowledge-base, increasing it's truth-value by grade
.
[Foundation.Export("assertFact:grade:")]
public virtual void AssertFact (Foundation.NSObject fact, float grade);
abstract member AssertFact : Foundation.NSObject * single -> unit
override this.AssertFact : Foundation.NSObject * single -> unit
Parameters
- fact
- NSObject
- grade
- Single
The amount by which to change the truth grade of the fact
.
- Attributes
Remarks
If the truth grade of a fact goes to 0.0 or below, it is removed from the Facts collection.
Note that this process adds grade
to the internally-stored grade of the fact
. To set an absolute value, developers must first call M:GameplayKit.GKRuleSystem.RetractFact(NSObject) to erase the current internal belief in the fact.