@niivue/niivue/src/nvmesh-types.ts

minimal webgl2 nifti image viewer

import { vec3 } from 'gl-matrix'
import { LUT } from '@/colortables'

export type ValuesArray = Array<{
    id: string
    vals: Float32Array
    global_min?: number
    global_max?: number
    cal_min?: number
    cal_max?: number
}>

// export type AnyNumberArray = number[] | TypedNumberArray

export type AnyNumberArray = number[] | Float64Array | Float32Array | Uint32Array | Uint16Array | Uint8Array | Int32Array | Int16Array | Int8Array

export type DefaultMeshType = {
    positions: Float32Array
    indices: Uint32Array
    colors?: Float32Array
}

export type TRACT = {
    pts: Float32Array
    offsetPt0: Uint32Array
    dps: ValuesArray
}

export type TT = {
    pts: Float32Array
    offsetPt0: Uint32Array
}

export type TRX = {
    pts: Float32Array
    offsetPt0: Uint32Array
    dpg: ValuesArray
    dps: ValuesArray
    dpv: ValuesArray
    groups: ValuesArray
    header: unknown
}

export type TRK = {
    pts: Float32Array
    offsetPt0: Uint32Array
    dps: ValuesArray
    dpv: ValuesArray
}

export type TCK = {
    pts: Float32Array
    offsetPt0: Uint32Array
}

export type VTK =
    | DefaultMeshType
    | {
          pts: Float32Array
          offsetPt0: Uint32Array
      }

export type ANNOT =
    | Uint32Array
    | {
          scalars: Float32Array
          colormapLabel: LUT
      }

export type MZ3 =
    | {
          positions: Float32Array | null
          indices: Uint32Array | null
          scalars: Float32Array
          colors: Float32Array | null
      }
    | {
          scalars: Float32Array
          colormapLabel: LUT
      }
    | {
          scalars: Float32Array
      }

export type GII = {
    scalars: Float32Array
    positions?: Float32Array
    indices?: Uint32Array
    colormapLabel?: LUT
    anatomicalStructurePrimary: string
}

export type MGH =
    | AnyNumberArray
    | {
          scalars: AnyNumberArray
          colormapLabel: LUT
      }

export type X3D = {
    positions: Float32Array
    indices: Uint32Array
    rgba255: Uint8Array
}

export type Layer = {
    // TODO: check that these types aren't used by some other data structure that could be unified
    colormapInvert: boolean
    alphaThreshold: boolean
    isTransparentBelowCalMin: boolean
    isAdditiveBlend: boolean
    colorbarVisible: boolean
    colormapLabel: LUT
    nFrame4D: number
    frame4D: number
    outlineBorder: number
    global_min: number
    global_max: number
    cal_min: number | null
    cal_max: number | null
    values: AnyNumberArray // TODO clean up type?
    cal_minNeg: number
    cal_maxNeg: number
    opacity: number
    colormap: string
    colormapNegative: string
    useNegativeCmap: boolean
}

export type XmlTag = {
    name: string
    startPos: number
    contentStartPos: number
    contentEndPos: number
    endPos: number
}

export type SmpMap = {
    mapType: number
    nLags: number
    mnLag: number
    mxLag: number
    ccOverlay: number
    clusterSize: number
    clusterCheck: number
    critThresh: number
    maxThresh: number
    includeValuesGreaterThreshMax: number
    df1: number
    df2: number
    posNegFlag: number
    cortexBonferroni: number
    posMinRGB: vec3
    posMaxRGB: vec3
    negMinRGB: vec3
    negMaxRGB: vec3
    enableSMPColor: number
    lut: string
    colorAlpha: number
    name: string
}