/
AccuracyModifierNode.ts
59 lines (55 loc) · 1.97 KB
/
AccuracyModifierNode.ts
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
import { DataFrame, DataObject } from '../../data';
import { LengthUnit } from '../../utils';
import { ObjectProcessingNode, ObjectProcessingNodeOptions } from '../ObjectProcessingNode';
/**
* Accuracy modifier node. Apply an offset of magnitude to the position accuracy.
* @category Processing node
*/
export class AccuracyModifierNode<InOut extends DataFrame> extends ObjectProcessingNode<InOut> {
protected options: AccuracyModifierOptions;
constructor(options?: AccuracyModifierOptions) {
super(options);
this.options.offsetUnit = this.options.offsetUnit || LengthUnit.METER;
this.options.offset = this.options.offset || 0;
this.options.magnitude = this.options.magnitude || 1;
}
public processObject(object: DataObject): Promise<DataObject> {
return new Promise((resolve) => {
if (object.position) {
if (this.options.value) {
object.position.accuracy.value = LengthUnit.METER.convert(this.options.value, object.position.unit);
} else {
const accuracy = object.position.accuracy.value || this.options.defaultValue;
if (accuracy) {
const offset = this.options.offsetUnit.convert(this.options.offset, object.position.unit);
object.position.accuracy.value = accuracy * this.options.magnitude + offset;
}
}
}
resolve(object);
});
}
}
export interface AccuracyModifierOptions extends ObjectProcessingNodeOptions {
/**
* Offset to add to the accuracy
*/
offset?: number;
/**
* Offset unit to use for the offset
* @default LengthUnit.METER
*/
offsetUnit?: LengthUnit;
/**
* Magnitude of the accuracy
*/
magnitude?: number;
/**
* Default value when no accuracy on position.
*/
defaultValue?: number;
/**
* Fixed value
*/
value?: number;
}