ThreeJS wrapper for freesurfer gifti files
(async () => {
const el = document.getElementById('container')
const ts = new ThreeSurfer(el, {highlightHovered: true})
const m1 = await ts.loadMesh('http://localhost:10001/res/fsaverage/fsaverage6/lh.pial.gii')
const m2 = await ts.loadMesh('http://localhost:10001/res/fsaverage/fsaverage6/rh.pial.gii')
const c1 = await ts.loadColormap('http://localhost:10001/res/julichbrain_labels/lh.JulichBrain_MPMAtlas_l_N10_nlin2Stdicbm152asym2009c_publicDOI_83fb39b2811305777db0eb80a0fc8b53.BV_MNI152_orig_to_fsaverage6.gii')
const c2 = await ts.loadColormap('http://localhost:10001/res/julichbrain_labels/rh.JulichBrain_MPMAtlas_r_N10_nlin2Stdicbm152asym2009c_publicDOI_172e93a5bec140c111ac862268f0d046.BV_MNI152_orig_to_fsaverage6.gii')
const colorIdx1 = c1[0].getData()
const colorIdx2 = c2[0].getData()
const leftarr = await (async () => {
const res = await fetch(`http://localhost:10001/leftarr.json`)
return res.json()
})()
const lhCM = new Map()
// console.log(leftarr)
for (const entry of leftarr) {
const { name, grayvalue, iav } = entry
const { rgb } = iav || { rgb: [200, 200, 200] }
// filter out aux mesh
lhCM.set(
Number(grayvalue),
rgb.map(v => v/255)
)
}
ts.applyColorMap(m1, colorIdx1, { custom: lhCM })
const rightarr = await (async () => {
const res = await fetch(`http://localhost:10001/rightarr.json`)
return res.json()
})()
const rhCM = new Map()
// console.log(rhColorMap)
for (const entry of rightarr) {
const { name, grayvalue, iav } = entry
const { rgb } = iav || { rgb: [200, 200, 200] }
// filter out aux mesh
rhCM.set(
Number(grayvalue),
rgb.map(v => v/255)
)
}
ts.applyColorMap(m2, colorIdx2, { custom: rhCM })
el.addEventListener(ThreeSurfer.CUSTOM_EVENTNAME, (ev) => {
const detail = ev.detail
if (detail.mesh) {
// console.log('ev listener', ev.detail.colormap?.verticesValue)
}
})
window.obj = {
ts,
m1,
m2,
}
})()applyColorMapwill apply vertex indices correctly, but will overwrite colormaps- brightness and contrast in shader does not yet work
MIT