protected Section3DChartBase()
{
border.Color = DefaultColor;
Material material = new DiffuseMaterial { Brush = new SolidColorBrush(Color.FromArgb(0x7F, 0x4C, 0x88, 0xFF)) };
material.Freeze();
billboard.Material = material;
billboard.BackMaterial = material;
Children.Add(billboard);
Children.Add(border);
UpdateUI();
}
protected Viewport2DBillboardBase()
{
Material material = new DiffuseMaterial(Brushes.White);
Viewport2DVisual3D.SetIsVisualHostMaterial(material, true);
material.Freeze();
viewport2DVisual.Material = material;
Children.Add(viewport2DVisual);
meshGeometry.TextureCoordinates.Add(new Point(0, 1));
meshGeometry.TextureCoordinates.Add(new Point(1, 1));
meshGeometry.TextureCoordinates.Add(new Point(0, 0));
meshGeometry.TextureCoordinates.Add(new Point(1, 0));
meshGeometry.TriangleIndices.Add(0);
meshGeometry.TriangleIndices.Add(1);
meshGeometry.TriangleIndices.Add(3);
meshGeometry.TriangleIndices.Add(0);
meshGeometry.TriangleIndices.Add(3);
meshGeometry.TriangleIndices.Add(2);
viewport2DVisual.Geometry = meshGeometry;
}
private void UpdateUI()
{
Children.Clear();
var grid = GridSource;
if (grid == null)
return;
double sphereRadius = SphereRadius;
Material sphereMaterial = new DiffuseMaterial(Brushes.Cyan);
sphereMaterial.Freeze();
for (int k = 0; k < grid.Depth; k++)
{
int kLocal = k;
Dispatcher.BeginInvoke(() =>
{
for (int i = 0; i < grid.Width; i++)
{
for (int j = 0; j < grid.Height; j++)
{
Point3D position = grid.Grid[i, j, kLocal];
Sphere sphere = new Sphere
{
Radius = sphereRadius,
Center = position,
Material = sphereMaterial,
Slices = 4,
Stacks = 2
};
Children.Add(sphere);
}
}
}, DispatcherPriority.Background);
}
}
void UpdateShadow()
{
if (substance == null) return;
if (style == null) return;
Thread.Sleep(300);
// Black material
DiffuseMaterial material = new DiffuseMaterial(Brushes.Black);
material.Freeze();
// Create molecules
ModelVisual3D container = new ModelVisual3D();
foreach (Data.Molecule molecule in substance.Molecules)
{
foreach (Data.Atom atom in molecule.Atoms)
{
if (style.ColorStyle.ColorScheme[atom.Element].Diffuse.A < 5) continue;
Sphere sphere = new Sphere();
sphere.Material = material;
sphere.Radius = Atom.GetAtomRadius(atom, style.GeometryStyle);
sphere.Center = atom.Position;
container.Children.Add(sphere);
}
double bondRadius = Bond.GetBondRadius(style.GeometryStyle);
foreach (Data.Bond bond in molecule.Bonds)
{
if (style.ColorStyle.UseSingleBondMaterial)
{
if (style.ColorStyle.BondMaterial.Diffuse.A < 5) continue;
}
else if (style.ColorStyle.ColorScheme[bond.Begin.Element].Diffuse.A < 5 ||
style.ColorStyle.ColorScheme[bond.End.Element].Diffuse.A < 5) continue;
Cylinder cylinder = new Cylinder(bond.Begin.Position, bond.End.Position, bondRadius);
cylinder.Material = material;
container.Children.Add(cylinder);
}
#region Build approximation of ribbon
double radius = 0.45;
foreach (Data.Chain chain in molecule.Chains)
{
for (int i = 0; i < chain.Residues.Count; i++)
{
if (chain.Residues[i].GetStructureType() == SecondaryStructureType.Helix)
if (style.GeometryStyle.HelixHeight < 0.05 || style.GeometryStyle.HelixWidth < 0.05) continue;
else radius = Residue.HelixWidth * ((style.GeometryStyle.HelixHeight + style.GeometryStyle.HelixWidth) / 2.0);
if (chain.Residues[i].GetStructureType() == SecondaryStructureType.Sheet)
if (style.GeometryStyle.SheetHeight < 0.05 || style.GeometryStyle.SheetWidth < 0.05) continue;
else radius = Residue.SheetWidth * ((style.GeometryStyle.SheetHeight + style.GeometryStyle.SheetWidth) / 2.0);
if (chain.Residues[i].GetStructureType() == SecondaryStructureType.NotDefined)
if (style.GeometryStyle.TurnHeight < 0.05 || style.GeometryStyle.TurnWidth < 0.05) continue;
else radius = Residue.TurnWidth * ((style.GeometryStyle.TurnHeight + style.GeometryStyle.TurnWidth) / 2.0);
if (chain.Residues[i].GetStructureType() == SecondaryStructureType.Helix && style.ColorStyle.HelixMaterial.Diffuse.A < 5) continue;
if (chain.Residues[i].GetStructureType() == SecondaryStructureType.Sheet && style.ColorStyle.SheetMaterial.Diffuse.A < 5) continue;
if (chain.Residues[i].GetStructureType() == SecondaryStructureType.NotDefined && style.ColorStyle.TurnMaterial.Diffuse.A < 5) continue;
Data.Atom alfaCarbon = chain.Residues[i].AlfaCarbon;
if (alfaCarbon != null)
{
Point3D begin = alfaCarbon.Position;
alfaCarbon = null;
for (int j = i + 1; j < chain.Residues.Count; j++)
{
alfaCarbon = chain.Residues[j].AlfaCarbon;
if (alfaCarbon != null) break;
}
if (alfaCarbon != null)
{
Point3D end = alfaCarbon.Position;
Cylinder cylinder = new Cylinder(begin, end, radius);
container.Children.Add(cylinder);
}
}
}
}
#endregion
}
// Get bounding box
Rect3D boundingBox = VisualTreeHelper.GetDescendantBounds(container);
if (boundingBox.IsEmpty)
{
shadowRefreshStarted = false;
return;
}
#region Render Shadow
const double blurSize = 25;
const int renderTargetWidth = 200;
int renderTargetHeight = (int)(200.0 * (boundingBox.SizeX / boundingBox.SizeY));
RenderTargetBitmap renderTargetBitmap = new RenderTargetBitmap(renderTargetWidth, renderTargetHeight, 96, 96, PixelFormats.Pbgra32);
Viewport3D shadowViewport3D = new Viewport3D();
Border border = new Border();
border.Padding = new Thickness(blurSize);
border.Child = shadowViewport3D;
// Change size of the visualizer
border.Width = renderTargetBitmap.PixelWidth;
border.Height = renderTargetBitmap.PixelHeight;
border.Measure(new Size(renderTargetBitmap.PixelWidth, renderTargetBitmap.PixelHeight));
border.Arrange(new Rect(0, 0, renderTargetBitmap.PixelWidth, renderTargetBitmap.PixelHeight));
shadowViewport3D.Children.Add(container);
// Create camera
OrthographicCamera orthographicCamera = new OrthographicCamera();
#region Accomodate camera to fit content
orthographicCamera.Position = new Point3D(boundingBox.Location.X + boundingBox.SizeX / 2.0,
boundingBox.Location.Y,
boundingBox.Location.Z + boundingBox.SizeZ / 2.0);
orthographicCamera.LookDirection = new Vector3D(0, 1, 0);
orthographicCamera.UpDirection = new Vector3D(-1, 0, 0);
orthographicCamera.Width = boundingBox.SizeZ;
#endregion
orthographicCamera.NearPlaneDistance = 0;
// Set the camera & correct lights
shadowViewport3D.Camera = orthographicCamera;
BlurEffect blurEffect = new BlurEffect();
blurEffect.Radius = blurSize;
border.Effect = blurEffect;
renderTargetBitmap.Render(border);
renderTargetBitmap.Freeze();
#endregion
// Invoke in main thread
Dispatcher.BeginInvoke((Action) delegate
{
#region Create Plane
Vector3D margin = new Vector3D(boundingBox.SizeX * 0.4, 0, boundingBox.SizeZ * 0.4);
Point3D[] points = new Point3D[]
{
boundingBox.Location + new Vector3D(-margin.X, -margin.Y, -margin.Z),
boundingBox.Location +
new Vector3D(margin.X + boundingBox.SizeX, -margin.Y, -margin.Z),
boundingBox.Location +
new Vector3D(margin.X + boundingBox.SizeX, -margin.Y,
margin.Z + boundingBox.SizeZ),
boundingBox.Location +
new Vector3D(-margin.X, -margin.Y, margin.Z + boundingBox.SizeZ)
};
Polygon shadowPlane = new Polygon();
shadowPlane.Positions = points;
shadowPlane.TextureCoordinates = new Point[] { new Point(0, 0), new Point(0, 1), new Point(1, 1), new Point(1, 0) };
#endregion
shadowBrush.ImageSource = renderTargetBitmap;
shadowBrush.Stretch = Stretch.Fill;
shadowTargetOpacity = 0.8;
shadowPlane.Material = new DiffuseMaterial(shadowBrush);
shadowContainer.Children.Clear();
shadowContainer.Children.Add(shadowPlane);
// Update shadow hash
shadowRefreshStarted = false;
}, DispatcherPriority.SystemIdle);
}
static InteractiveVisual3D()
{
_defaultMaterialPropertyValue = new DiffuseMaterial();
_defaultMaterialPropertyValue.SetValue(InteractiveVisual3D.IsInteractiveMaterialProperty, true);
_defaultMaterialPropertyValue.Freeze();
MaterialProperty = DependencyProperty.Register("Material",
typeof(Material),
typeof(InteractiveVisual3D),
new PropertyMetadata(_defaultMaterialPropertyValue,
new PropertyChangedCallback(OnMaterialPropertyChanged)));
}
private void UpdateCurrentTile(PointCloudTile tile)
{
if (tile == null)
return;
List<PointCloudTile> tilesToLoad = new List<PointCloudTile>();
int pointsToLoad = 0;
Model3DGroup emptyModelGroup = new Model3DGroup();
emptyModelGroup.Freeze();
bool isDirty = false;
int radius = 2;
int xMin = Math.Max(0, tile.Col - radius);
int xMax = Math.Min(tile.Col + radius + 1, CurrentTileSource.TileSet.Cols);
int yMin = Math.Max(0, tile.Row - radius);
int yMax = Math.Min(tile.Row + radius + 1, CurrentTileSource.TileSet.Rows);
for (int x = xMin; x < xMax; x++)
{
for (int y = yMin; y < yMax; y++)
{
PointCloudTile currentTile = CurrentTileSource.TileSet.GetTile(y, x);
if (currentTile != null)
{
if (!m_loadedTiles.ContainsKey(currentTile))
{
tilesToLoad.Add(currentTile);
pointsToLoad += currentTile.PointCount;
isDirty = true;
}
}
}
}
PointCloudTile[] loadedTiles = m_loadedTiles.Keys.ToArray();
SortByDistanceFromTile(loadedTiles, tile);
Array.Reverse(loadedTiles);
// drop loaded tiles that are the farthest from the center
int totalAllowedPoints = MAX_BUFFER_SIZE_BYTES / CurrentTileSource.PointSizeBytes;
int loadedPoints = loadedTiles.Sum(t => t.PointCount);
int potentialTotalPoints = loadedPoints + pointsToLoad;
Dictionary<PointCloudTile, TileInfo3D> alteredTiles = new Dictionary<PointCloudTile, TileInfo3D>();
if (potentialTotalPoints > totalAllowedPoints)
{
int pointsToDrop = potentialTotalPoints - totalAllowedPoints;
int i = 0;
while (pointsToDrop > 0)
{
PointCloudTile currentTile = loadedTiles[i];
TileInfo3D tileInfo = m_tileInfo[currentTile];
GeometryModel3D model = m_loadedTiles[currentTile];
m_meshTileMap.Remove(model);
m_loadedTiles.Remove(currentTile);
//m_loadedTileBuffers.Remove(currentTile);
// replace high-res tile with low-res geometry
int modelIndex = tileInfo.Tile.ValidIndex;
m_tileModelCollection[modelIndex] = tileInfo.LowResGeometry;
// clear stitching
m_stitchingModelCollection[modelIndex] = emptyModelGroup;
tileInfo.ClearGeometry();
alteredTiles.Add(currentTile, tileInfo);
pointsToDrop -= currentTile.PointCount;
++i;
}
}
Jacere.Core.Geometry.Point3D centerOfMass = CurrentTileSource.CenterOfMass;
PointCloudTile[] tilesToLoadArray = tilesToLoad.ToArray();
#warning sort so that disk reads are in order? or make a tile cache
SortByDistanceFromTile(tilesToLoadArray, tile);
foreach (PointCloudTile currentTile in tilesToLoadArray)
{
TileInfo3D tileInfo = m_tileInfo[currentTile];
CurrentTileSource.LoadTileGrid(currentTile, m_buffer, m_gridHighRes, m_quantizedGridHighRes);
if (ENABLE_HEIGHT_EXAGGERATION)
m_gridHighRes.Multiply(m_heightExaggerationFactor, (float)centerOfMass.Z);
Jacere.Core.Geometry.Extent3D tileExtent = currentTile.Extent;
MeshGeometry3D mesh = CurrentTileSource.GenerateMesh(m_gridHighRes, tileExtent);
DiffuseMaterial material = new DiffuseMaterial();
if (USE_HIGH_RES_TEXTURE)
{
material.Brush = m_overviewTextureBrush;
mesh.TextureCoordinates = MeshUtils.GeneratePlanarTextureCoordinates(mesh, m_overallCenteredExtent, MathUtils.ZAxis);
}
else
{
material.Brush = m_solidBrush;
}
material.Freeze();
GeometryModel3D geometryModel = new GeometryModel3D(mesh, material);
geometryModel.Freeze();
// replace low-res tile with high-res geometry
int modelIndex = tileInfo.Tile.ValidIndex;
m_tileModelCollection[modelIndex] = geometryModel;
// clear stitching
m_stitchingModelCollection[modelIndex] = emptyModelGroup;
tileInfo.UpdateGeometry(geometryModel, m_gridHighRes);
alteredTiles.Add(currentTile, tileInfo);
m_meshTileMap.Add(geometryModel, currentTile);
m_loadedTiles.Add(currentTile, geometryModel);
//m_loadedTileBuffers.Add(currentTile, inputBuffer);
}
// in the future, I could have a list of which tiles need to be checked for stitching updates
// go through the stitching groups and replace any empty ones with the appropriate stitching
if (ENABLE_STITCHING && isDirty)
{
PointCloudTile[] alteredTileArray = alteredTiles.Keys.ToArray();
foreach (PointCloudTile currentTile in alteredTileArray)
{
// this amount of clearing is excessive. I only want to clear one of the edges
if (currentTile.Col < CurrentTileSource.TileSet.Cols - 1)
{
PointCloudTile adjacentTile = CurrentTileSource.TileSet.GetTile(currentTile.Row, currentTile.Col + 1);
if (adjacentTile != null && m_tileInfo.ContainsKey(adjacentTile))
{
TileInfo3D adjacentTileInfo = m_tileInfo[adjacentTile];
if (!alteredTiles.ContainsKey(adjacentTile))
alteredTiles.Add(adjacentTile, adjacentTileInfo);
m_stitchingModelCollection[adjacentTileInfo.Tile.ValidIndex] = emptyModelGroup;
adjacentTileInfo.UpdateStitching(null, null, TileStitchingEdge.Left);
}
}
if (currentTile.Row < CurrentTileSource.TileSet.Rows - 1)
{
PointCloudTile adjacentTile = CurrentTileSource.TileSet.GetTile(currentTile.Row + 1, currentTile.Col);
if (adjacentTile != null && m_tileInfo.ContainsKey(adjacentTile))
{
TileInfo3D adjacentTileInfo = m_tileInfo[adjacentTile];
if (!alteredTiles.ContainsKey(adjacentTile))
alteredTiles.Add(adjacentTile, adjacentTileInfo);
m_stitchingModelCollection[adjacentTileInfo.Tile.ValidIndex] = emptyModelGroup;
adjacentTileInfo.UpdateStitching(null, null, TileStitchingEdge.Top);
}
}
if (currentTile.Col < CurrentTileSource.TileSet.Cols - 1 && currentTile.Row < CurrentTileSource.TileSet.Rows - 1)
{
PointCloudTile adjacentTile = CurrentTileSource.TileSet.GetTile(currentTile.Row + 1, currentTile.Col + 1);
if (adjacentTile != null && m_tileInfo.ContainsKey(adjacentTile))
{
TileInfo3D adjacentTileInfo = m_tileInfo[adjacentTile];
if (!alteredTiles.ContainsKey(adjacentTile))
alteredTiles.Add(adjacentTile, adjacentTileInfo);
m_stitchingModelCollection[adjacentTileInfo.Tile.ValidIndex] = emptyModelGroup;
adjacentTileInfo.UpdateStitching(null, null, TileStitchingEdge.TopLeft);
}
}
}
foreach (KeyValuePair<PointCloudTile, TileInfo3D> kvp in alteredTiles)
{
int i = kvp.Value.Tile.ValidIndex;
Model3DGroup stitchingGroup = m_stitchingModelCollection[i] as Model3DGroup;
if (stitchingGroup.Children.Count == 0)
{
GeometryModel3D geometryModel = m_tileModelCollection[i] as GeometryModel3D;
Model3DGroup newStitchingGroup = GenerateTileStitching(CurrentTileSource, kvp.Value);
if (newStitchingGroup.Children.Count > 0)
m_stitchingModelCollection[i] = newStitchingGroup;
}
}
//for (int i = 0; i < m_stitchingModelCollection.Count; i++)
//{
// Model3DGroup stitchingGroup = m_stitchingModelCollection[i] as Model3DGroup;
// // this is an incorrect condition, but it won't be apparent until I get multi-res stitching
// if (stitchingGroup.Children.Count < 3)
// {
// GeometryModel3D geometryModel = m_tileModelCollection[i] as GeometryModel3D;
// PointCloudTile currentTile = m_meshTileMap[geometryModel];
// TileInfo3D currentTileInfo = m_tileInfo[currentTile];
// Model3DGroup newStitchingGroup = GenerateTileStitching(CurrentTileSource, currentTileInfo);
// if (newStitchingGroup.Children.Count > 0)
// m_stitchingModelCollection[i] = newStitchingGroup;
// }
//}
}
}
private void OnBackgroundDoWork(object sender, DoWorkEventArgs e)
{
PointCloudTileSource tileSource = e.Argument as PointCloudTileSource;
Jacere.Core.Geometry.Extent3D extent = tileSource.Extent;
m_overviewTextureBrush = new ImageBrush(tileSource.Preview.Image);
m_overviewTextureBrush.ViewportUnits = BrushMappingMode.Absolute;
m_overviewTextureBrush.Freeze();
m_overviewMaterial = new DiffuseMaterial(m_overviewTextureBrush);
m_overviewMaterial.Freeze();
if (tileSource != null)
{
previewImageGrid.MouseMove -= OnViewportGridMouseMove;
Action<string> logAction = value => Context.WriteLine(value);
m_progressManager = new BackgroundWorkerProgressManager(m_backgroundWorker, e, logAction, null);
m_gridDimensionLowRes = (ushort)Math.Sqrt(VERTEX_COUNT_FAST / tileSource.TileSet.ValidTileCount);
//m_gridDimensionHighRes = (ushort)Math.Sqrt(VERTEX_COUNT_LARGE / tileSource.TileSet.ValidTileCount);
m_gridDimensionHighRes = (ushort)(Math.Sqrt(tileSource.TileSet.Density.MedianTileCount) / 3);
//m_gridDimensionLowRes = (ushort)20;
//m_gridDimensionHighRes = (ushort)40;
Jacere.Core.Geometry.Point3D centerOfMass = tileSource.CenterOfMass;
m_overallCenteredExtent = new Rect3D(extent.MinX - extent.MidpointX, extent.MinY - extent.MidpointY, extent.MinZ - centerOfMass.Z, extent.RangeX, extent.RangeY, extent.RangeZ);
// load tiles
KeyValuePair<Grid<int>, Grid<float>> gridsLowRes = tileSource.GenerateGrid(m_gridDimensionLowRes);
m_gridLowRes = gridsLowRes.Value;
m_quantizedGridLowRes = gridsLowRes.Key;
KeyValuePair<Grid<int>, Grid<float>> gridsHighRes = tileSource.GenerateGrid(m_gridDimensionHighRes);
m_gridHighRes = gridsHighRes.Value;
m_quantizedGridHighRes = gridsHighRes.Key;
foreach (PointCloudTile tile in tileSource.TileSet)
{
tileSource.LoadTileGrid(tile, m_buffer, m_gridLowRes, m_quantizedGridLowRes);
if (ENABLE_HEIGHT_EXAGGERATION)
m_gridLowRes.Multiply(m_heightExaggerationFactor, (float)centerOfMass.Z);
Jacere.Core.Geometry.Extent3D tileExtent = tile.Extent;
MeshGeometry3D mesh = tileSource.GenerateMesh(m_gridLowRes, tileExtent);
DiffuseMaterial material = new DiffuseMaterial();
if (USE_LOW_RES_TEXTURE)
{
material.Brush = m_overviewTextureBrush;
mesh.TextureCoordinates = MeshUtils.GeneratePlanarTextureCoordinates(mesh, m_overallCenteredExtent, MathUtils.ZAxis);
}
else
{
material.Brush = m_solidBrush;
}
material.Freeze();
GeometryModel3D geometryModel = new GeometryModel3D(mesh, material);
geometryModel.Freeze();
TileInfo3D tileInfo = new TileInfo3D(tile, geometryModel, m_gridLowRes);
m_tileInfo.Add(tile, tileInfo);
// add mappings
m_meshTileMap.Add(geometryModel, tile);
//m_lowResMap.Add(tile, geometryModel);
if (!m_progressManager.Update(tile, geometryModel))
break;
}
//// test
//foreach (double level in new double[] { centerOfMass.Z })
//{
// Grid<float> grid0 = new Grid<float>(20, 20, extent, false);
// grid0.FillVal = (float)level;
// grid0.Reset();
// grid0.FillVal = float.MinValue;
// MeshGeometry3D mesh0 = tileSource.GenerateMesh(grid0, extent);
// DiffuseMaterial material0 = new DiffuseMaterial(m_solidBrush);
// material0.Freeze();
// GeometryModel3D geometryModel0 = new GeometryModel3D(mesh0, material0);
// geometryModel0.Freeze();
// m_progressManager.Update(1.0f, geometryModel0);
//}
if (ENABLE_STITCHING)
{
int validStitchingIndex = 0;
foreach (PointCloudTile tile in tileSource.TileSet)
{
TileInfo3D tileInfo = m_tileInfo[tile];
Model3DGroup stitchingGroup = GenerateTileStitching(tileSource, tileInfo);
if (stitchingGroup != null)
++validStitchingIndex;
if (!m_progressManager.Update(1.0f, stitchingGroup))
break;
}
}
}
}
private void BuildTextures(OptFile opt)
{
this.nullTexture = null;
this.textures = null;
if (opt == null)
{
return;
}
this.nullTexture = new DiffuseMaterial(Brushes.White);
this.textures = new Dictionary<string, Material>();
foreach (var texture in opt.Textures.Values)
{
var image = CreateTexture(opt, texture.Name);
image.Freeze();
var brush = new ImageBrush(image)
{
ViewportUnits = BrushMappingMode.Absolute,
Stretch = Stretch.Fill,
TileMode = TileMode.Tile,
Opacity = texture.HasAlpha ? 0.999 : 1.0
};
brush.Freeze();
var material = new DiffuseMaterial(brush);
material.Freeze();
this.textures.Add(texture.Name, material);
}
}
internal static Material GetMaterial(bool isReflective, Color color)
{
if (isReflective)
{
DiffuseMaterial litMaterial = new DiffuseMaterial(new SolidColorBrush(color));
litMaterial.Freeze();
return litMaterial;
}
else
{
return UtilityWPF.GetUnlitMaterial(color);
}
}
private Model3D ConvertVisualToModel3D(Visual visual, ref double z)
{
Model3D model = null;
Rect bounds = VisualTreeHelper.GetContentBounds(visual);
Viewport3D viewport = visual as Viewport3D;
if (viewport != null)
{
bounds = new Rect(viewport.RenderSize);
}
if (this.includeEmptyVisuals)
{
bounds.Union(VisualTreeHelper.GetDescendantBounds(visual));
}
if (!bounds.IsEmpty && bounds.Width > 0 && bounds.Height > 0)
{
MeshGeometry3D mesh = new MeshGeometry3D();
mesh.Positions.Add(new Point3D(bounds.Left, bounds.Top, z));
mesh.Positions.Add(new Point3D(bounds.Right, bounds.Top, z));
mesh.Positions.Add(new Point3D(bounds.Right, bounds.Bottom, z));
mesh.Positions.Add(new Point3D(bounds.Left, bounds.Bottom, z));
mesh.TextureCoordinates.Add(new Point(0, 0));
mesh.TextureCoordinates.Add(new Point(1, 0));
mesh.TextureCoordinates.Add(new Point(1, 1));
mesh.TextureCoordinates.Add(new Point(0, 1));
mesh.Normals.Add(new Vector3D(0, 0, 1));
mesh.Normals.Add(new Vector3D(0, 0, 1));
mesh.Normals.Add(new Vector3D(0, 0, 1));
mesh.Normals.Add(new Vector3D(0, 0, 1));
mesh.TriangleIndices = new Int32Collection(new int[] { 0, 1, 2, 2, 3, 0 });
mesh.Freeze();
Brush brush = this.MakeBrushFromVisual(visual, bounds);
DiffuseMaterial material = new DiffuseMaterial(brush);
material.Freeze();
model = new GeometryModel3D(mesh, material);
((GeometryModel3D)model).BackMaterial = material;
z -= 1;
}
int childrenCount = VisualTreeHelper.GetChildrenCount(visual);
if (childrenCount > 0)
{
Model3DGroup group = new Model3DGroup();
if (model != null)
{
group.Children.Add(model);
}
for (int i = 0; i < childrenCount; i++)
{
Visual childVisual = VisualTreeHelper.GetChild(visual, i) as Visual;
if (childVisual != null)
{
Model3D childModel = this.ConvertVisualToModel3D(childVisual, ref z);
if (childModel != null)
{
group.Children.Add(childModel);
}
}
}
model = group;
}
if (model != null)
{
Transform transform = VisualTreeHelper.GetTransform(visual);
Matrix matrix = (transform == null ? Matrix.Identity : transform.Value);
Vector offset = VisualTreeHelper.GetOffset(visual);
matrix.Translate(offset.X, offset.Y);
if (!matrix.IsIdentity)
{
Matrix3D matrix3D = new Matrix3D(matrix.M11, matrix.M12, 0, 0, matrix.M21, matrix.M22, 0, 0, 0, 0, 1, 0, matrix.OffsetX, matrix.OffsetY, 0, 1);
Transform3D transform3D = new MatrixTransform3D(matrix3D);
transform3D.Freeze();
model.Transform = transform3D;
}
model.Freeze();
}
return model;
}
