scaling scaleArray.ts

0% Statements 0/14

0% Branches 0/10

0% Functions 0/1

0% Lines 0/11

Press n or j to go to the next uncovered block, b, p or k for the previous block.


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  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  import type { Types } from '@cornerstonejs/core';
 
export default function scaleArray(
  array: Types.PixelDataTypedArray,
  scalingParameters
): boolean {
  const arrayLength = array.length;
  const { rescaleSlope, rescaleIntercept, suvbw, doseGridScaling } =
    scalingParameters;
 
  if (
    scalingParameters.modality === 'PT' &&
    typeof suvbw === 'number' &&
    !isNaN(suvbw)
  ) {
    for (let i = 0; i < arrayLength; i++) {
      array[i] = suvbw * (array[i] * rescaleSlope + rescaleIntercept);
    }
  } else if (
    scalingParameters.modality === 'RTDOSE' &&
    typeof doseGridScaling === 'number' &&
    !isNaN(doseGridScaling)
  ) {
    for (let i = 0; i < arrayLength; i++) {
      array[i] = array[i] * doseGridScaling;
    }
  } else {
    for (let i = 0; i < arrayLength; i++) {
      array[i] = array[i] * rescaleSlope + rescaleIntercept;
    }
  }
 
  return true;
}