stuartmatthews / leaflet-geotiff

Leaflet plugin for displaying geoTIFF raster data
MIT License
174 stars 76 forks source link

alternative option for origin encoding missing #25

Open zoot-inge opened 5 years ago

zoot-inge commented 5 years ago

in _parseTIFF code should be altered: // http://geotiff.maptools.org/spec/geotiff2.7.html // https://geotiffjs.github.io/geotiff.js/geotiffimage.js.html // http://duff.ess.washington.edu/data/raster/drg/docs/geotiff.txt if (meta.ModelTiepoint) {
var x_min = meta.ModelTiepoint[3]; var x_max = x_min + meta.ModelPixelScale[0]meta.ImageWidth; var y_min = meta.ModelTiepoint[4]; var y_max = y_min - meta.ModelPixelScale[1]meta.ImageLength; } else if (meta.ModelTransformation) { var x_min = meta.ModelTransformation[3]; var x_max = x_min + meta.ModelTransformation[0]meta.ImageWidth; var y_min = meta.ModelTransformation[7]; var y_max = y_min + meta.ModelTransformation[5]meta.ImageLength; }