static Vertex getMin(Vertex min, Vertex cur)
{
min.x = min.x < cur.x ? min.x : cur.x;
min.y = min.y < cur.y ? min.y : cur.y;
min.z = min.z < cur.z ? min.z : cur.z;
return min;
}
static Vertex getMax(Vertex max, Vertex cur)
{
max.x = max.x > cur.x ? max.x : cur.x;
max.y = max.y > cur.y ? max.y : cur.y;
max.z = max.z > cur.z ? max.z : cur.z;
return max;
}
static Vertex snapVertex(Vertex v, double snap)
{
v.x = Math.Round(v.x / snap) * snap;
v.y = Math.Round(v.y / snap) * snap;
v.z = Math.Round(v.z / snap) * snap;
return v;
}
static Vertex scaleVertex(Vertex v, double scale)
{
v.x *= scale;
v.y *= scale;
v.z *= scale;
return v;
}
static int getVertex(Model m, string line)
{
string[] strArr = line.Trim().Split(' ').Last().Split(',');
if (strArr.Length != 3){
throw new Exception("Vertex with an incorrect amount of arguments (3).\n" + line);
}
Vertex v = new Vertex(getNr(strArr[0]), getNr(strArr[1]), getNr(strArr[2]));
int id = m.vertices.IndexOf(v);
if (id == -1){
m.vertices.Add(v);
return m.vertices.LastIndexOf(v);
}
return id;
}
static void writeVertex(String name, Vertex v, StreamWriter w)
{
w.WriteLine(" " + name + " " + formatNr(v.x) + "," + formatNr(v.y) + "," + formatNr(v.z));
}
static string write(string name, Vertex v)
{
return name + "[" + v.x + ", " + v.y + ", " + v.z + "]\n";
}
internal static Vertex cross(Vertex v1, Vertex v2)
{
return new Vertex(v1.y * v2.z - v1.z * v2.y, v1.z * v2.x - v1.x * v2.z, v1.x * v2.y - v1.y * v2.x);
}