private string printTriangles(Triangle[] triangles, bool hasUvSets)
{
string export = "";
string format = "f {0}/{0}/{0} {1}/{1}/{1} {2}/{2}/{2}";
if (!hasUvSets)
{
format = "f {0}//{0} {1}//{1} {2}//{2}";
}
int max = m_triangleCounter;
foreach (Triangle face in triangles)
{
export += string.Format(format, face.X + m_triangleCounter, face.Y + m_triangleCounter, face.Z + m_triangleCounter) + Environment.NewLine;
if (face.X + m_triangleCounter > max) max = face.X + m_triangleCounter;
if (face.Y + m_triangleCounter > max) max = face.Y + m_triangleCounter;
if (face.Z + m_triangleCounter > max) max = face.Z + m_triangleCounter;
}
m_triangleCounter = max + 1;
/*
foreach (Triangle face in triangles)
{
export += string.Format(format, face.X, face.Y, face.Z) + Environment.NewLine;
}
* */
return export;
}
private void computePolys(Triangle[] trianlges, Vector3[] vertices, Matrix transformation)
{
// Transaform all vertices
List<Vector3> verticesTransformed = new List<Vector3>();
foreach (Vector3 vector in vertices) verticesTransformed.Add(Vector3.TransformCoordinate(vector, transformation));
foreach (Triangle triangle in trianlges)
{
Polygon poly = new Polygon(
new Vector3(verticesTransformed[triangle.X].X, verticesTransformed[triangle.X].Y, verticesTransformed[triangle.X].Z),
new Vector3(verticesTransformed[triangle.Y].X, verticesTransformed[triangle.Y].Y, verticesTransformed[triangle.Y].Z),
new Vector3(verticesTransformed[triangle.Z].X, verticesTransformed[triangle.Z].Y, verticesTransformed[triangle.Z].Z)
);
m_polys.Add(poly);
}
}