public void Scanline()
{
Pontos[] pol = GerarPoligono();
Reta.AlocarBitmap(ret);
ScanLine.Scanline(Reta.getImgDta(), pol);
Reta.DesalocarBitmap(ret);
pictureBox.Image = ret;
imgBmp = ret;
}
/*Controles*/
private void BtnCarregar_Click(object sender, EventArgs e)
{
openFileDialog.FileName = "";
openFileDialog.Filter = "Arquivos obj (*.obj)|*.obj";
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
string arquivo = openFileDialog.FileName;
if (File.Exists(arquivo))
{
EstadoInicial();
int i;
String linha;
String[] cel = new String[10];
String[] aux = new String[3];
No no = null;
No ini = null;
try
{
using (FileStream fs = new FileStream(arquivo, FileMode.Open))
{
StreamReader sr = new StreamReader(fs);
while ((linha = sr.ReadLine()) != null)
{
if (linha.Substring(1, 1) == " ")
{
cel = linha.Split(' ');
if (cel[0] == "v")
{
for (i = 1; i <= 3; i++)
{
cel[i] = cel[i].Replace('.', ',');
}
lVertOriginais.Add(new Pontos(cel[1], cel[2], cel[3]));
lVertAtual.Add(new Pontos(cel[1], cel[2], cel[3]));
}
else
if (cel[0] == "f")
{
for (i = 1; i < cel.Length && !cel[i].Equals(" "); i++)
{
aux = cel[i].Split('/');
if (ini == null)//-1 pra comecar de 0
{
no = ini = new No(Convert.ToInt32(aux[0]) - 1, null);
}
else
{
no.setProx(new No(Convert.ToInt32(aux[0]) - 1, null));
no = no.getProx();
}
}
ini.setCount(i);
lFace.Add(ini);
ini = null;
}
}
}
}
Reta.HeightWidth(imgBmp);
PontoCentral(true);//Centro da tela
Transladar(ctrX, ctrY, 0);
MultiplicarPontos();
Desenhar();
BloqueioDeOpcoes(true);
AtualizarCor();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
}
}
private void ProjecaoObliqua(double[][] mat)
{
int j;
double[] p1, p2;
No face;
Pontos[] p;
ret = imgBmp;
Reta.IniciarMatriz();
for (int i = 0; i < lFace.Count; i++)
{
face = ((No)(lFace[i]));
p = new Pontos[face.getCount()];
j = 0;
while (face != null)
{
p[j] = (Pontos)lVertAtual[face.getPos()];
j++;
face = face.getProx();
}
p[j] = p[0];
Pontos vertAB = new Pontos(p[1].getX() - p[0].getX(), p[1].getY() - p[0].getY(), p[1].getZ() - p[0].getZ());
Pontos vertAC = new Pontos(p[2].getX() - p[0].getX(), p[2].getY() - p[0].getY(), p[2].getZ() - p[0].getZ());
if (lVetorNormal.Count <= i)
{
lVetorNormal.Add(new Vetor(vertAB, vertAC));
}
else
{
lVetorNormal[i] = new Vetor(vertAB, vertAC);
}
if (cbBackFaceCulling.Checked)
{
if (((Vetor)lVetorNormal[i]).getZ() > 0)
{
for (int k = 0; k < j; k++)
{
p1 = MultiplicarPontos(mat, p[k]);
p2 = MultiplicarPontos(mat, p[k + 1]);
Reta.Bresenham((int)p1[0], (int)p1[1], (int)p2[0], (int)p2[1]);
}
}
}
else
{
for (int k = 0; k < j; k++)
{
p1 = MultiplicarPontos(mat, p[k]);
p2 = MultiplicarPontos(mat, p[k + 1]);
Reta.Bresenham((int)p1[0], (int)p1[1], (int)p2[0], (int)p2[1]);
}
}
}
Reta.AlocarBitmap(ret);
Reta.Desenhar();
if (btnColorir.Text.Equals("Colorir"))
{
// ScanLine.Scanline(Reta.getImgDta());
}
Reta.DesalocarBitmap(ret);
pictureBox.Image = ret;
imgBmp = ret;
}
private void OrtograficaLateral()
{
int j;
No face;
Pontos[] p;
ret = imgBmp;
Reta.IniciarMatriz();
for (int i = 0; i < lFace.Count; i++)
{
face = ((No)(lFace[i]));
p = new Pontos[face.getCount()];
j = 0;
while (face != null)
{
p[j] = (Pontos)lVertAtual[face.getPos()];
j++;
face = face.getProx();
}
p[j] = p[0];
Pontos vertAB = new Pontos(p[1].getX() - p[0].getX(), p[1].getY() - p[0].getY(), p[1].getZ() - p[0].getZ());
Pontos vertAC = new Pontos(p[2].getX() - p[0].getX(), p[2].getY() - p[0].getY(), p[2].getZ() - p[0].getZ());
if (lVetorNormal.Count <= i)
{
lVetorNormal.Add(new Vetor(vertAB, vertAC));
}
else
{
lVetorNormal[i] = new Vetor(vertAB, vertAC);
}
if (cbBackFaceCulling.Checked)
{
if (((Vetor)lVetorNormal[i]).getX() > 0)
{
for (int k = 0; k < j; k++)
{
Reta.Bresenham(p[k].getY() + 100, p[k].getZ() + 425, p[k + 1].getY() + 100, p[k + 1].getZ() + 425);//pintanto
}
}
}
else
{
for (int k = 0; k < j; k++)
{
Reta.Bresenham(p[k].getY() + 100, p[k].getZ() + 425, p[k + 1].getY() + 100, p[k + 1].getZ() + 425);//pintanto
}
}
}
Reta.AlocarBitmap(ret);
Reta.Desenhar();
if (btnColorir.Text.Equals("Colorir"))
{
//ScanLine.Scanline(Reta.getImgDta());
}
Reta.DesalocarBitmap(ret);
pictureBox.Image = ret;
imgBmp = ret;
}