private void loadModel(string fileName)
{
treeView1.Nodes.Clear();
m = new WavefrontOBJ();
m.loadObjModel(fileName);
TreeNode nodeObjects = new TreeNode("Objects (" + m.getNumObjects() + ")");
for (int i = 0; i < m.getNumObjects(); i++)
{
ObjObject o = m.getObject(i);
TreeNode nodeObject = new TreeNode("Object " + i + " - \"" + o.getName() + "\"");
// object name
TreeNode nodeObjectName = new TreeNode("Name");
TreeNode nodeObjectNameValue = new TreeNode(o.getName());
nodeObjectNameValue.Tag = o;
nodeObjectName.Nodes.Add(nodeObjectNameValue);
nodeObject.Nodes.Add(nodeObjectName);
// first face
TreeNode nodeObjectFirstFace = new TreeNode("First face");
TreeNode nodeObjectFirstFaceValue = new TreeNode(o.getFirstFace().ToString());
nodeObjectFirstFace.Nodes.Add(nodeObjectFirstFaceValue);
nodeObject.Nodes.Add(nodeObjectFirstFace);
// face count
TreeNode nodeObjectNumFaces = new TreeNode("Faces count");
TreeNode nodeObjectNumFacesValue = new TreeNode(o.getNumFaces().ToString());
nodeObjectNumFaces.Nodes.Add(nodeObjectNumFacesValue);
nodeObject.Nodes.Add(nodeObjectNumFaces);
nodeObjects.Nodes.Add(nodeObject);
}
treeView1.Nodes.Add(nodeObjects);
TreeNode nodeGroups = new TreeNode("Groups (" + m.getNumGroups() + ")");
for (int i = 0; i < m.getNumGroups(); i++)
{
ObjGroup o = m.getGroup(i);
TreeNode nodeGroup = new TreeNode("Group " + i + " - \"" + o.getName() + "\"");
// object name
TreeNode nodeGroupName = new TreeNode("Name");
TreeNode nodeGroupNameValue = new TreeNode(o.getName());
nodeGroupNameValue.Tag = o;
nodeGroupName.Nodes.Add(nodeGroupNameValue);
nodeGroup.Nodes.Add(nodeGroupName);
// first face
TreeNode nodeGroupFirstFace = new TreeNode("First face");
TreeNode nodeGroupFirstFaceValue = new TreeNode(o.getFirstFace().ToString());
nodeGroupFirstFace.Nodes.Add(nodeGroupFirstFaceValue);
nodeGroup.Nodes.Add(nodeGroupFirstFace);
// face count
TreeNode nodeGroupNumFaces = new TreeNode("Faces count");
TreeNode nodeGroupNumFacesValue = new TreeNode(o.getNumFaces().ToString());
nodeGroupNumFaces.Nodes.Add(nodeGroupNumFacesValue);
nodeGroup.Nodes.Add(nodeGroupNumFaces);
nodeGroups.Nodes.Add(nodeGroup);
}
treeView1.Nodes.Add(nodeGroups);
TreeNode nodeFaces = new TreeNode("Faces (" + m.getNumFaces() + ")");
for (int i = 0; i < m.getNumFaces(); i++)
{
ObjFace f = m.getFace(i);
TreeNode nodeFace = new TreeNode("Face " + i);
// number of vertices
/*TreeNode nodeFaceNumFaceVerts = new TreeNode("FaceVerts count");
* TreeNode nodeFaceNumFaceVertsValue = new TreeNode(f.getNumVerts().ToString());
* nodeFaceNumFaceVerts.Nodes.Add(nodeFaceNumFaceVertsValue);
* nodeFace.Nodes.Add(nodeFaceNumFaceVerts);*/
// vertices
TreeNode nodeFaceFaceVerts = new TreeNode("FaceVerts (" + f.getNumVerts() + ")");
for (int j = 0; j < f.getNumVerts(); j++)
{
TreeNode nodeFaceFaceVert = new TreeNode("FaceVert " + j + " (abs " + (j + f.getFirstVert()) + ")");
nodeFaceFaceVerts.Nodes.Add(nodeFaceFaceVert);
}
nodeFace.Nodes.Add(nodeFaceFaceVerts);
nodeFaces.Nodes.Add(nodeFace);
}
treeView1.Nodes.Add(nodeFaces);
TreeNode nodePositions = new TreeNode("XYZs (" + m.getNumXYZs() + ")");
for (int i = 0; i < m.getNumXYZs(); i++)
{
TreeNode nodePosition = new TreeNode("XYZ " + i);
TreeNode nodePositionValue = new TreeNode(m.getXYZ(i).ToString());
nodePosition.Nodes.Add(nodePositionValue);
nodePositions.Nodes.Add(nodePosition);
}
treeView1.Nodes.Add(nodePositions);
if (m.getNumTexCoords() > 0)
{
TreeNode nodeTexCoords = new TreeNode("TexCoords (" + m.getNumTexCoords() + ")");
for (int i = 0; i < m.getNumTexCoords(); i++)
{
TreeNode nodeTexCoord = new TreeNode("TexCoord " + i);
TreeNode nodeTexCoordValue = new TreeNode(m.getTexCoord(i).ToString());
nodeTexCoord.Nodes.Add(nodeTexCoordValue);
nodeTexCoords.Nodes.Add(nodeTexCoord);
}
treeView1.Nodes.Add(nodeTexCoords);
}
;
if (m.getNumNormals() > 0)
{
TreeNode nodeNormals = new TreeNode("Normals (" + m.getNumNormals() + ")");
for (int i = 0; i < m.getNumNormals(); i++)
{
TreeNode nodeNormal = new TreeNode("Normal " + i);
TreeNode nodeNormalValue = new TreeNode(m.getNormal(i).ToString());
nodeNormal.Nodes.Add(nodeNormalValue);
nodeNormals.Nodes.Add(nodeNormal);
}
treeView1.Nodes.Add(nodeNormals);
}
}
public bool saveObjModel(string fileName)
{
System.IO.StreamWriter file = new System.IO.StreamWriter(fileName);
file.WriteLine("# obj file exported by objFileExplorer");
for (int i = 0; i < xyzs.Count; i++)
{
file.WriteLine("v " + xyzs[i].ToString().Replace(',', '.'));
}
for (int i = 0; i < texCoords.Count; i++)
{
file.WriteLine("vt " + texCoords[i].ToString().Replace(',', '.'));
}
for (int i = 0; i < normals.Count; i++)
{
file.WriteLine("vn " + normals[i].ToString().Replace(',', '.'));
}
for (int i = 0; i < objects.Count; i++)
{
ObjObject obj = objects[i];
file.WriteLine("o " + obj.getName());
for (int j = 0; j < obj.getNumFaces(); j++)
{
ObjFace face = faces[obj.getFirstFace() + j];
file.Write("f");
for (int k = 0; k < face.getNumVerts(); k++)
{
int faceVertIndex = k + face.getFirstVert();
ObjFaceVertex faceVertex = faceVerts[faceVertIndex];
string faceVertString = " " + faceVertex.ToString();
file.Write(faceVertString);
}
file.WriteLine();
}
}
for (int i = 0; i < groups.Count; i++)
{
ObjGroup g = groups[i];
file.WriteLine("g " + g.getName());
for (int j = 0; j < g.getNumFaces(); j++)
{
ObjFace face = faces[g.getFirstFace() + j];
file.Write("f");
for (int k = 0; k < face.getNumVerts(); k++)
{
int faceVertIndex = k + face.getFirstVert();
ObjFaceVertex faceVertex = faceVerts[faceVertIndex];
string faceVertString = " " + faceVertex.ToString();
file.Write(faceVertString);
}
file.WriteLine();
}
}
if (groups.Count == 0 && objects.Count == 0)
{
for (int j = 0; j < faces.Count; j++)
{
ObjFace face = faces[j];
file.Write("f");
for (int k = 0; k < face.getNumVerts(); k++)
{
int faceVertIndex = k + face.getFirstVert();
ObjFaceVertex faceVertex = faceVerts[faceVertIndex];
string faceVertString = " " + faceVertex.ToString();
file.Write(faceVertString);
}
file.WriteLine();
}
}
file.Close();
return(false);
}