Function get_glyphData

stackgl_modules/index.js:19906–19960

(glyphs, index, font, pixelRatio)

}

function get_glyphData(glyphs, index, font, pixelRatio) {
  var str

  // use the data if presented in an array
  if(isArrayOrTypedArray(glyphs)) {
    if(index < glyphs.length) {
      str = glyphs[index]
    } else {
      str = undefined
    }
  } else {
    str = glyphs
  }

  str = getSimpleString(str) // this would handle undefined cases

  var visible = true
  if(isAllBlank(str)) {
    str = '▼' // Note: this special character may have minimum number of surfaces
    visible = false
  }

  if(!font) font = {}

  var family = font.family
  if(isArrayOrTypedArray(family)) family = family[index]
  if(!family) family = "normal"

  var weight = font.weight
  if(isArrayOrTypedArray(weight)) weight = weight[index]
  if(!weight) weight = "normal"

  var style = font.style
  if(isArrayOrTypedArray(style)) style = style[index]
  if(!style) style = "normal"

  var variant = font.variant
  if(isArrayOrTypedArray(variant)) variant = variant[index]
  if(!variant) variant = "normal"

  var glyph = getGlyph(str, {
    family: family,
    weight: weight,
    style: style,
    variant: variant,
  }, pixelRatio)


  var glyph = getGlyph(str, font, pixelRatio)

  return { mesh:glyph[0],
          lines:glyph[1],
         bounds:glyph[2],
        visible:visible };
}