/// <summary>
/// Loads and displays a 3D model with its bounding box
/// </summary>
/// <returns></returns>
protected override async Task LoadModelFromFileAsync()
{
await base.LoadModelFromFileAsync();
// Create a bounding box around the model
var box = new BoundingBoxVisual3D {
BoundingBox = Models[1].Content.Bounds,
Fill = BrushHelper.CreateGrayBrush(50)
};
Models.Add(box);
// TODO: add lines outgoing from the center of each plane of the bounding box
}
public void SelectObjs(string type, SelectedIndexCollection IDs)
{
ClearSelection();
int count = 0;
foreach (int i in IDs)
{
BoundingBoxVisual3D box = new BoundingBoxVisual3D();
Models["SelectionLayer"].Add(box);
ModelViewer.Children.Add(Models["SelectionLayer"][count++]);
box.BoundingBox = Models[type][i].FindBounds(Transform3D.Identity);
box.Diameter = 10;
}
ModelView.UpdateLayout();
}
public void SelectObjs(IList <dynamic> Objs)
{
ClearSelection();
foreach (dynamic o in Objs)
{
if (!HasModel(o))
{
continue;
}
BoundingBoxVisual3D box = new BoundingBoxVisual3D();
selectionBoxes.Add(o, box);
box.BoundingBox = ((ModelVisual3D)Models[o]).FindBounds(Transform3D.Identity);
box.Diameter = 10;
ModelViewer.Children.Add(selectionBoxes[o]);
}
ModelView.UpdateLayout();
}
public void SelectObjs(IList <dynamic> Objs)
{
ClearSelection();
foreach (dynamic o in Objs)
{
if (HasModel(o))
{
BoundingBoxVisual3D box = new BoundingBoxVisual3D();
selectionBoxes.Add(o, box);
box.BoundingBox = ((ModelVisual3D)Models[o]).FindBounds(Transform3D.Identity);
box.Diameter = box.BoundingBox.SizeX / 20;
ModelViewer.Children.Add(selectionBoxes[o]);
}
else if (HasPath(o))
{
selectedPaths.Add(o);
SelectPath(o);
}
}
ModelView.UpdateLayout();
}
private void UserControl_DataContextChanged(object sender, DependencyPropertyChangedEventArgs e)
{
if (this.DataContext != null && this.DataContext.GetType() == typeof(RW4ModelSectionView))
{
matDiffuseMain.Brush = new SolidColorBrush(Colors.LightGray);
RW4ModelSectionView sectionView = this.DataContext as RW4ModelSectionView;
// listBoxTextures.ItemsSource = sectionView.Model.Sections.Where<RW4Section>(s => s.TypeCode == SectionTypeCodes.Texture);
RW4Section section = sectionView.Section;
SporeMaster.RenderWare4.RW4Mesh mesh = section.obj as SporeMaster.RenderWare4.RW4Mesh;
meshMain.TriangleIndices.Clear();
meshMain.Positions.Clear();
meshMain.Normals.Clear();
meshMain.TextureCoordinates.Clear();
if (_boundingBox != null)
{
viewPort.Children.Remove(_boundingBox);
_boundingBox = null;
}
RW4Section bboxSection = sectionView.Model.Sections.FirstOrDefault <RW4Section>(s => s.TypeCode == SectionTypeCodes.BBox);
try
{
if (mesh != null)
{
VertexD3DColorValue lastColorValue = null;
//separate the mesh into 'chunks' that can be given different textures if necessary
foreach (var v in mesh.vertices.vertices)
{
if (v.VertexComponents.Exists(vc => vc.DeclarationType == D3DDECLTYPE.D3DDECLTYPE_D3DCOLOR))
{
VertexD3DColorValue colorVal = v.VertexComponents.First(vc => vc.DeclarationType == D3DDECLTYPE.D3DDECLTYPE_D3DCOLOR) as VertexD3DColorValue;
if (colorVal != lastColorValue)
{
//create a new 'chunk'.
ModelVisual3D newChunckContainer = new ModelVisual3D();
viewPort.Children.Add(newChunckContainer);
GeometryModel3D newChunk = new GeometryModel3D();
// GeometryContainer.Content.add
}
}
VertexFloat3Value position = v.VertexComponents.First(vc => vc.Usage == D3DDECLUSAGE.D3DDECLUSAGE_POSITION) as VertexFloat3Value;
meshMain.Positions.Add(new Point3D(position.X, position.Y, position.Z));
IVertexComponentValue normal = v.VertexComponents.First(vc => vc.Usage == D3DDECLUSAGE.D3DDECLUSAGE_NORMAL);
if (normal != null)
{
if (normal is VertexUByte4Value)
{
VertexUByte4Value normalValue = normal as VertexUByte4Value;
meshMain.Normals.Add(new Vector3D(
(((float)normalValue.X) - 127.5f) / 127.5f,
(((float)normalValue.Y) - 127.5f) / 127.5f,
(((float)normalValue.Z) - 127.5f) / 127.5f
));
}
else if (normal is VertexFloat3Value)
{
VertexFloat3Value normalValue = normal as VertexFloat3Value;
meshMain.Normals.Add(new Vector3D(normalValue.X, normalValue.Y, normalValue.Z));
}
}
IVertexComponentValue textureCoordinates = v.VertexComponents.First(vc => vc.Usage == D3DDECLUSAGE.D3DDECLUSAGE_TEXCOORD);
if (textureCoordinates != null)
{
if (textureCoordinates is VertexFloat2Value)
{
VertexFloat2Value textureCoordinatesValue = textureCoordinates as VertexFloat2Value;
meshMain.TextureCoordinates.Add(new System.Windows.Point(textureCoordinatesValue.X, textureCoordinatesValue.Y));
}
if (textureCoordinates is VertexFloat4Value)
{
VertexFloat4Value textureCoordinatesValue = textureCoordinates as VertexFloat4Value;
meshMain.TextureCoordinates.Add(new System.Windows.Point(textureCoordinatesValue.X, textureCoordinatesValue.Y));
}
}
}
foreach (var t in mesh.triangles.triangles)
{
meshMain.TriangleIndices.Add((int)t.i);
meshMain.TriangleIndices.Add((int)t.j);
meshMain.TriangleIndices.Add((int)t.k);
}
}
}
catch
{
}
viewPort.ZoomExtents();
}
}
