private void readPolygons(StreamTokenizer lex, Scene scene, List<Vector> vertices, Material shapeMaterial, Matrix shapeMatrix)
{
int startLevel = lex.BracketLevel;
while (!lex.EndOfStream)
{
double i1 = 0;
if (lex.TryReadDouble(out i1))
{
// read polyline till -1
double iPreLast = lex.ReadDouble();
double iLast = lex.ReadDouble();
while (iLast != -1)
{
scene.addObject(new Triangle(shapeMaterial,
shapeMatrix * vertices[(int)i1],
shapeMatrix * vertices[(int)iPreLast],
shapeMatrix * vertices[(int)iLast]));
iPreLast = iLast;
iLast = lex.ReadDouble();
}
}
if (lex.BracketLevel <= startLevel)
return;
}
}
public void AddToSceneFrom(Scene scene, ScnFile scnFile, string modelPath)
{
foreach (Primitive primitive in scnFile.Primitives)
{
scene.addObject(primitive);
}
foreach (Light light in scnFile.Lights)
{
scene.addLight(light);
}
// use VRML loader to load external models
Vrml2FormatLoader vrmlLoader = new Vrml2FormatLoader();
foreach (ModelFileInfo modelFile in scnFile.ModelFiles)
{
// assume model in same folder as xml file
string modelFileName = Path.Combine(modelPath, modelFile.FileName);
vrmlLoader.TransformMatrix = modelFile.TransformMatrix;
vrmlLoader.AddToSceneFrom(scene, modelFileName);
}
}