private static void desenha(Object3D obj, Face f, BitmapData bdma)
{
int x1, x2, y1, y2;
for (int i = 0; i < f.getVertexs().Count - 1; i++)
{
x1 = (int)(330 + obj.getActuals()[f.getVertexs()[i]].getX());
y1 = (int)(250 + obj.getActuals()[f.getVertexs()[i]].getY());
x2 = (int)(330 + obj.getActuals()[f.getVertexs()[i + 1]].getX());
y2 = (int)(250 + obj.getActuals()[f.getVertexs()[i + 1]].getY());
GraphicPrimitives.bresenham(bdma, x1, y1, x2, y2);
}
x1 = (int)(330 + obj.getActuals()[f.getVertexs()[f.getVertexs().Count - 1]].getX());
y1 = (int)(250 + obj.getActuals()[f.getVertexs()[f.getVertexs().Count - 1]].getY());
x2 = (int)(330 + obj.getActuals()[f.getVertexs()[0]].getX());
y2 = (int)(250 + obj.getActuals()[f.getVertexs()[0]].getY());
GraphicPrimitives.bresenham(bdma, x1, y1, x2, y2);
}
public static Object3D readObj(StreamReader sr)
{
Object3D obj = new Object3D();
String[] s, s1;
Face f;
String line = sr.ReadLine();
while (line != null)
{
s = line.Split(' ');
//add vertex
if (s[0].Equals("v"))
{
obj.addOriginals(new Vertex(Convert.ToDouble(s[1].Replace(".", ",")), Convert.ToDouble(s[2].Replace(".", ",")), Convert.ToDouble(s[3].Replace(".", ","))));
}
//add face
else if (s[0].Equals("f"))
{
f = new Face();
if (s[s.Length - 1] == "")
{
Array.Resize(ref s, 3);
}
for (int i = 1; i < s.Length; i++)
{
s1 = s[i].Split('/');
f.addVertex(Convert.ToInt32(s1[0]) - 1);
}
obj.addFaces(f);
}
//add texture
//else if ()
line = sr.ReadLine();
}
obj.setActuals(obj.getOriginals());
obj.setNFaces();
return(obj);
}
public static Bitmap drawObjectWire(Object3D obj, Bitmap b, bool face)
{
BitmapData bdma = b.LockBits(new Rectangle(0, 0, b.Width, b.Height),
ImageLockMode.ReadWrite, PixelFormat.Format24bppRgb);
foreach (Face f in obj.getFaces())
{
if (!face)
{
if (f.getNormal().getZ() > 0)
{
desenha(obj, f, bdma);
}
}
else
{
desenha(obj, f, bdma);
}
}
b.UnlockBits(bdma);
return(b);
}
