ModelHandle/source/threejs/threemodelloader.js
2021-11-17 12:01:21 +01:00

79 lines
2.2 KiB
JavaScript

OV.ThreeModelLoader = class
{
constructor ()
{
this.importer = new OV.Importer ();
this.callbacks = null;
this.inProgress = false;
this.defaultMaterial = null;
this.hasHighpDriverIssue = OV.HasHighpDriverIssue ();
}
Init (callbacks)
{
this.callbacks = callbacks;
}
LoadFromUrlList (urls, settings)
{
this.LoadFromSource (urls, OV.FileSource.Url, settings);
}
LoadFromFileList (files, settings)
{
this.LoadFromSource (files, OV.FileSource.File, settings);
}
LoadFromSource (files, fileSource, settings)
{
if (this.inProgress) {
return;
}
this.inProgress = true;
this.callbacks.onLoadStart ();
this.importer.ImportFiles (files, fileSource, settings, {
onFilesLoaded : () => {
this.callbacks.onImportStart ();
},
onImportSuccess : (importResult) => {
this.OnModelImported (importResult);
},
onImportError : (importError) => {
this.callbacks.onLoadError (importError);
this.inProgress = false;
}
});
}
OnModelImported (importResult)
{
this.callbacks.onVisualizationStart ();
let params = new OV.ModelToThreeConversionParams ();
params.forceMediumpForMaterials = this.hasHighpDriverIssue;
let output = new OV.ModelToThreeConversionOutput ();
OV.ConvertModelToThreeObject (importResult.model, params, output, {
onTextureLoaded : () => {
this.callbacks.onTextureLoaded ();
},
onModelLoaded : (threeObject) => {
this.defaultMaterial = output.defaultMaterial;
this.callbacks.onModelFinished (importResult, threeObject);
this.inProgress = false;
}
});
}
GetImporter ()
{
return this.importer;
}
ReplaceDefaultMaterialColor (defaultColor)
{
if (this.defaultMaterial !== null) {
this.defaultMaterial.color = new THREE.Color (defaultColor.r / 255.0, defaultColor.g / 255.0, defaultColor.b / 255.0);
}
}
};