public bool Load_Mesh()
{
Model_Loader loader;
string[] paths = null;
string dir = System.Environment.CurrentDirectory;
//string dir = @"D:\workspace_cs\Han_Obj_Viewer\refer\hw1_realse\";
if (!MeshFileSelect(out paths, dir))
{
return(false);
}
//loader = new Off_Loader(@"D:\workspace_cs\Han_Obj_Viewer\refer\hw1_realse\281.off");
foreach (string path in paths)
{
string extension = Path.GetExtension(path);
string filename = Path.GetFileName(path);
if (extension == ".obj")
{
loader = new Obj_Loader(path);
}
else if (extension == ".off")
{
loader = new Off_Loader(path);
}
else
{
MessageBox.Show("Error loading: " + path);
continue;
}
displayMode = DisplayMode.DEFAULT;
while (geometryRoot.ContainsKey(filename))
{
filename += "_";
}
geometryRoot.Add(filename, loader.GeometryObject);
currentGeometryObject = geometryRoot[filename];
ToolStripItem newitem = currentMeshToolStripMenuItem.DropDownItems.Add(filename);
foreach (ToolStripItem item in currentMeshToolStripMenuItem.DropDownItems)
{
item.BackColor = SystemColors.Control;
}
newitem.BackColor = SystemColors.ControlDarkDark;
MarkedLines.Clear();
MarkedPoints.Clear();
}
return(true);
}
private void sAToolStripMenuItem_Click(object sender, EventArgs e)
{
Form_SA form_SA = new Form_SA(geometryRoot, 100);
form_SA.ShowDialog();
if (form_SA.Finished)
{
TWO_MESHS_sourceObj = form_SA.TWO_MESHS_sourceObj;
TWO_MESHS_targetObj = form_SA.TWO_MESHS_targetObj;
displayMode = DisplayMode.TWO_MESHS;
}
}
private void changeCurrentMesh(string filename)
{
displayMode = DisplayMode.DEFAULT;
currentGeometryObject = geometryRoot[filename];
foreach (ToolStripItem item in currentMeshToolStripMenuItem.DropDownItems)
{
if (item.Text == filename)
{
item.BackColor = SystemColors.ControlDarkDark;
}
else
{
item.BackColor = SystemColors.Control;
}
}
}
private bool initICP()
{
if (TWO_MESHS_sourceObj == null || TWO_MESHS_targetObj == null)
{
Form_ICPMeshSelection form_Selection = new Form_ICPMeshSelection(geometryRoot);
if (form_Selection.ShowDialog() != DialogResult.OK)
{
return(false);
}
TWO_MESHS_sourceObj = geometryRoot[form_Selection.source];
TWO_MESHS_targetObj = geometryRoot[form_Selection.target];
SVDLoops = form_Selection.SVDLoops;
SourceSamples = form_Selection.SourceSamples;
TargetSamples = form_Selection.TargetSamples;
}
TWO_MESHS_sourceObj.Transform = new Transform();
TWO_MESHS_targetObj.Transform = new Transform();
inputMat_source = TWO_MESHS_sourceObj.ToSampledDataMat(SourceSamples);
inputMat_target = TWO_MESHS_targetObj.ToSampledDataMat(TargetSamples);
//checkMat_source = TWO_MESHS_sourceObj.ToSampledDataMat(NCheck);
//checkMat_target = TWO_MESHS_targetObj.ToSampledDataMat(NCheck);
PCATrans_source = Utils_PCA.DoPCA(inputMat_source);
PCATrans_target = Utils_PCA.DoPCA(inputMat_target);
//PCATrans_source = correctPCATransform(inputMat_source, inputMat_target, PCATrans_source, PCATrans_target);
PCA_InvTransMat_source = PCATrans_source.GetMatrix().Inverse() as DenseMatrix;
PCA_TransMat_target = PCATrans_target.GetMatrix();
PCA_InvTransMat_target = PCA_TransMat_target.Inverse() as DenseMatrix;
inputMat_source = PCA_InvTransMat_source * inputMat_source;
inputMat_target = PCA_InvTransMat_target * inputMat_target;
errList = new List <double>();
SVD_TransMat = DenseMatrix.CreateIdentity(4);
return(true);
}
private void resetToolStripMenuItem_Click(object sender, EventArgs e)
{
Form_ICPMeshSelection form_Selection = new Form_ICPMeshSelection(geometryRoot);
form_Selection.DisableSVD();
if (form_Selection.ShowDialog() != DialogResult.OK)
{
return;
}
TWO_MESHS_sourceObj = geometryRoot[form_Selection.source];
TWO_MESHS_targetObj = geometryRoot[form_Selection.target];
TWO_MESHS_sourceObj.Transform = new Transform();
TWO_MESHS_targetObj.Transform = new Transform();
displayMode = DisplayMode.TWO_MESHS;
}
private void Write()
{
Transform Trans = GeometryObject.Transform;
DenseMatrix dataMat = GeometryObject.ToDataMat();
dataMat = Trans.GetMatrix() * dataMat;
StreamWriter writer = new StreamWriter(Path);
for (int i = 0; i < dataMat.ColumnCount; i++)
{
writer.WriteLine(String.Format("v {0} {1} {2}", dataMat[0, i].ToDecimalStr(), dataMat[1, i].ToDecimalStr(), dataMat[2, i].ToDecimalStr()));
}
for (int i = 0; i < GeometryObject.Triangles.Count; i++)
{
writer.WriteLine(String.Format("f {0} {1} {2}", GeometryObject.Triangles[i].P0.Id + 1, GeometryObject.Triangles[i].P1.Id + 1, GeometryObject.Triangles[i].P2.Id + 1));
}
writer.Close();
}
private bool initSA()
{
if (TWO_MESHS_sourceObj == null || TWO_MESHS_targetObj == null)
{
Form_SAMeshSelection form_Selection = new Form_SAMeshSelection(geometryRoot);
if (form_Selection.ShowDialog() != DialogResult.OK)
{
return(false);
}
TWO_MESHS_sourceObj = geometryRoot[form_Selection.source];
TWO_MESHS_targetObj = geometryRoot[form_Selection.target];
SourceSamples = form_Selection.SourceSamples;
TargetSamples = form_Selection.TargetSamples;
}
TWO_MESHS_sourceObj.Transform = new Transform();
TWO_MESHS_targetObj.Transform = new Transform();
inputMat_source = TWO_MESHS_sourceObj.ToSampledDataMat(SourceSamples);
inputMat_target = TWO_MESHS_targetObj.ToSampledDataMat_WithNormal(TargetSamples, out inputNormalMat_target);
PCATrans_source = Utils_PCA.DoPCA(inputMat_source);
PCATrans_target = Utils_PCA.DoPCA(inputMat_target);
//PCATrans_source = correctPCATransform(inputMat_source, inputMat_target, PCATrans_source, PCATrans_target);
PCA_InvTransMat_source = PCATrans_source.GetMatrix().Inverse() as DenseMatrix;
PCA_TransMat_target = PCATrans_target.GetMatrix();
PCA_InvTransMat_target = PCA_TransMat_target.Inverse() as DenseMatrix;
inputMat_source = PCA_InvTransMat_source * inputMat_source;
inputMat_target = PCA_InvTransMat_target * inputMat_target;
inputNormalMat_target = PCATrans_target.ToRotationMatrix().Inverse() * inputNormalMat_target as DenseMatrix;
return(true);
}
public Off_Writer(string path, GeometryObject geometryObject)
{
Path = path;
GeometryObject = geometryObject;
Write();
}
public Off_Loader(string path)
{
Path = path;
GeometryObject = new GeometryObject();
Load();
}
