public FlipTile(DiffuseMaterial frontMaterial,
Size size, Point center, Material backMaterial, Rect backTextureCoordinates)
{
m_locationDesired = new Point3D(center.X, center.Y, 0);
m_locationCurrent = new Point3D(0, 0, Util.Rnd.NextDouble() * 10 - 20);
m_size = size;
Point3D topLeft = new Point3D(-size.Width / 2, size.Height / 2, 0);
Point3D topRight = new Point3D(size.Width / 2, size.Height / 2, 0);
Point3D bottomLeft = new Point3D(-size.Width / 2, -size.Height / 2, 0);
Point3D bottomRight = new Point3D(size.Width / 2, -size.Height / 2, 0);
m_frontMaterial = frontMaterial;
Model3DGroup quad = new Model3DGroup();
quad.Children.Add(
CreateTile(
frontMaterial,
backMaterial,
m_borderMaterial,
new Size3D(size.Width, size.Height, .01),
backTextureCoordinates));
Transform3DGroup group = new Transform3DGroup();
group.Children.Add(new RotateTransform3D(m_verticalFlipRotation));
group.Children.Add(new RotateTransform3D(m_quaternionRotation3D));
group.Children.Add(m_scaleTransform);
group.Children.Add(m_translate);
quad.Transform = group;
this.Visual3DModel = quad;
}
public void Setup3DItem(Model3DGroup targetGroup, DiffuseMaterial diffuseMaterialBrushPair,
Size size, Point center, Material backMaterial, Rect backTextureCoordinates)
{
_locationDesired = new Point3D(center.X, center.Y, 0);
_locationCurrent = new Point3D(0, 0, Rnd.NextDouble() * 10 - 20);
_size = size;
Point3D topLeft = new Point3D(-size.Width / 2, size.Height / 2, 0);
Point3D topRight = new Point3D(size.Width / 2, size.Height / 2, 0);
Point3D bottomLeft = new Point3D(-size.Width / 2, -size.Height / 2, 0);
Point3D bottomRight = new Point3D(size.Width / 2, -size.Height / 2, 0);
DiffuseMaterial = diffuseMaterialBrushPair;
_quad.Children.Add(
CreateTile(
diffuseMaterialBrushPair,
backMaterial,
_borderMaterial,
new Size3D(size.Width, size.Height, .01),
backTextureCoordinates));
Transform3DGroup group = new Transform3DGroup();
group.Children.Add(new RotateTransform3D(_verticalFlipRotation));
group.Children.Add(new RotateTransform3D(this._quaternionRotation3D));
group.Children.Add(_scaleTransform);
group.Children.Add(_translate);
_quad.Transform = group;
targetGroup.Children.Add(_quad);
}
static CubeBuilder()
{
quadMesh = new MeshGeometry3D();
quadMesh.Positions.Add(new Point3D(-0.5, 0.5, 0));
quadMesh.Positions.Add(new Point3D(-0.5, -0.5, 0));
quadMesh.Positions.Add(new Point3D(0.5, -0.5, 0));
quadMesh.Positions.Add(new Point3D(0.5, 0.5, 0));
quadMesh.TextureCoordinates.Add(new Point(0, 0));
quadMesh.TextureCoordinates.Add(new Point(0, 1));
quadMesh.TextureCoordinates.Add(new Point(1, 1));
quadMesh.TextureCoordinates.Add(new Point(1, 0));
quadMesh.Normals.Add(new Vector3D(0, 0, 1));
quadMesh.Normals.Add(new Vector3D(0, 0, 1));
quadMesh.Normals.Add(new Vector3D(0, 0, 1));
quadMesh.Normals.Add(new Vector3D(0, 0, 1));
quadMesh.TriangleIndices.Add(0);
quadMesh.TriangleIndices.Add(1);
quadMesh.TriangleIndices.Add(2);
quadMesh.TriangleIndices.Add(0);
quadMesh.TriangleIndices.Add(2);
quadMesh.TriangleIndices.Add(3);
visualHostMaterial = new DiffuseMaterial(
new SolidColorBrush(Colors.White));
visualHostMaterial.SetValue(
Viewport2DVisual3D.IsVisualHostMaterialProperty, true);
}
static Predator()
{
var egg = new MeshBuilder();
egg.AddPyramid(new Point3D(0, 0, 0), 0.2, 0.4);
eggGeometry = egg.ToMesh();
var child = new MeshBuilder();
child.AddBox(new Point3D(0, 0, 0.5), 1, 1, 1);
child.AddSphere(new Point3D(0.2, 0.2, 1), 0.2, 12, 24);
child.AddSphere(new Point3D(0.2, -0.2, 1), 0.2, 12, 24);
childGeometry = child.ToMesh();
var creature = new MeshBuilder();
creature.AddBox(new Point3D(0, 0, 0.5), 1, 1, 1);
creature.AddCone(new Point3D(0.2, 0.2, 1), new Vector3D(0, 0, 1), 0.16, 0.04, 0.3, false, true, 12);
creature.AddCone(new Point3D(0.2, -0.2, 1), new Vector3D(0, 0, 1), 0.16, 0.04, 0.3, false, true, 12);
creatureGeometry = creature.ToMesh();
var coffin = new MeshBuilder();
coffin.AddCylinder(new Point3D(0, 0, 0), new Point3D(0, 0, 0.25), 1, 12);
deadGeometry = coffin.ToMesh();
maleMaterial = MaterialHelper.CreateMaterial(Brushes.Navy);
femaleMaterial = MaterialHelper.CreateMaterial(Brushes.Violet);
eggMaterial = MaterialHelper.CreateMaterial(Brushes.AntiqueWhite);
deadMaterial = MaterialHelper.CreateMaterial(Brushes.Black);
}
static Creature()
{
var egg = new MeshBuilder();
egg.AddSphere(new Point3D(0, 0, 0.2), 0.2, 24, 12);
eggGeometry = egg.ToMesh();
var child = new MeshBuilder();
child.AddSphere(new Point3D(0, 0, 1), 1, 24, 12);
child.AddSphere(new Point3D(1, 0, 1), 0.5, 24, 12);
child.AddSphere(new Point3D(1.5, 0.2, 1), 0.1, 24, 12);
child.AddSphere(new Point3D(1.5, -0.2, 1), 0.1, 24, 12);
childGeometry = child.ToMesh();
var creature = new MeshBuilder();
creature.AddSphere(new Point3D(0, 0, 1), 1, 24, 12);
creature.AddSphere(new Point3D(0, 0, 2), 0.5, 24, 12);
creature.AddSphere(new Point3D(0.5, 0.2, 2), 0.1, 24, 12);
creature.AddSphere(new Point3D(0.5, -0.2, 2), 0.1, 24, 12);
creatureGeometry = creature.ToMesh();
var coffin = new MeshBuilder();
coffin.AddBox(new Point3D(0, 0, 0.25), 1, 1, 1);
deadGeometry = coffin.ToMesh();
maleMaterial = MaterialHelper.CreateMaterial(Brushes.Blue);
femaleMaterial = MaterialHelper.CreateMaterial(Brushes.IndianRed);
eggMaterial = MaterialHelper.CreateMaterial(Brushes.AntiqueWhite);
deadMaterial = MaterialHelper.CreateMaterial(Brushes.Black);
}
private static void LoadMaterial(SystemMaterial[] materials, Scene scene, string path)
{
for (int i = 0; i < scene.MaterialCount; ++i)
{
materials[i] = ConvertMaterial(scene.Materials[i], path);
}
}
public static GeometryModel3D CreateNormalizedCube(Material material)
{
MeshGeometry3D geometry = new MeshGeometry3D();
var farPoint = new Point3D(-0.5, -0.5, -0.5);
var nearPoint = new Point3D(0.5, 0.5, 0.5);
var cube = new Model3DGroup();
var p0 = new Point3D(farPoint.X, farPoint.Y, farPoint.Z);
var p1 = new Point3D(nearPoint.X, farPoint.Y, farPoint.Z);
var p2 = new Point3D(nearPoint.X, farPoint.Y, nearPoint.Z);
var p3 = new Point3D(farPoint.X, farPoint.Y, nearPoint.Z);
var p4 = new Point3D(farPoint.X, nearPoint.Y, farPoint.Z);
var p5 = new Point3D(nearPoint.X, nearPoint.Y, farPoint.Z);
var p6 = new Point3D(nearPoint.X, nearPoint.Y, nearPoint.Z);
var p7 = new Point3D(farPoint.X, nearPoint.Y, nearPoint.Z);
int startIndex = 0;
startIndex = AddTriangleFace(geometry, p3, p2, p6, startIndex);
startIndex = AddTriangleFace(geometry, p3, p6, p7, startIndex);
startIndex = AddTriangleFace(geometry, p2, p1, p5, startIndex);
startIndex = AddTriangleFace(geometry, p2, p5, p6, startIndex);
startIndex = AddTriangleFace(geometry, p1, p0, p4, startIndex);
startIndex = AddTriangleFace(geometry, p1, p4, p5, startIndex);
startIndex = AddTriangleFace(geometry, p0, p3, p7, startIndex);
startIndex = AddTriangleFace(geometry, p0, p7, p4, startIndex);
startIndex = AddTriangleFace(geometry, p7, p6, p5, startIndex);
startIndex = AddTriangleFace(geometry, p7, p5, p4, startIndex);
startIndex = AddTriangleFace(geometry, p2, p3, p0, startIndex);
startIndex = AddTriangleFace(geometry, p2, p0, p1, startIndex);
return new GeometryModel3D(geometry, material);
}
public FrustumCullingSample()
{
InitializeComponent();
_fullyVisibleMaterial = new DiffuseMaterial(Brushes.Green);
_fullyVisibleMaterial.Freeze(); // Freezing material will speed up initialization of objects
_partiallyVisibleMaterial = new DiffuseMaterial(Brushes.Orange);
_partiallyVisibleMaterial.Freeze();
_hiddenMaterial = new DiffuseMaterial(Brushes.Red);
_hiddenMaterial.Freeze();
// Setup keyboard support
this.Focusable = true; // by default Page is not focusable and therefore does not receive keyDown event
this.PreviewKeyDown += OnPreviewKeyDown; // Use PreviewKeyDown to get arrow keys also (KeyDown event does not get them)
this.Focus();
this.Camera1.CameraChanged += delegate(object sender, CameraChangedRoutedEventArgs args)
{
UpdateVisibleBoxes();
};
this.SizeChanged += delegate(object sender, SizeChangedEventArgs args)
{
UpdateVisibleBoxes();
};
CreateSceneObjects();
}
private void LoadMeshes(GeometryModel3D[] meshes, Scene scene, SystemMaterial[] materials)
{
for (int i = 0; i < scene.MeshCount; ++i)
{
meshes[i] = this.ConvertMesh(scene.Meshes[i], materials);
}
}
private Model3D Display3d(string model)
{
Model3D device = null;
try
{
//Adding a gesture here
viewPort3d.RotateGesture = new MouseGesture(MouseAction.RightClick);
//Import 3D model file
ModelImporter import = new ModelImporter();
System.Windows.Media.Media3D.Material mat = MaterialHelper.CreateMaterial(
new SolidColorBrush(Color.FromRgb(255, 255, 255)));
import.DefaultMaterial = mat;
//Load the 3D model file
device = import.Load(model);
////Stream stream = new MemoryStream(Properties.Resources.Mouse_Maze);
//Stream stream = new FileStream(model, FileMode.Open);
//var reader = new HelixToolkit.Wpf.StLReader();
//reader.DefaultMaterial = mat;
//Model3DGroup MazeModel = reader.Read(stream);
////Properties.Resources.
}
catch (Exception e)
{
// Handle exception in case can not file 3D model
MessageBox.Show("Exception Error : " + e.StackTrace);
}
return(device);
}
public static MyModelVisual3D createRectangleModel(Point3D[] p, Material m, string tag, bool up=true)
{
MyModelVisual3D rect = new MyModelVisual3D();
rect.Children.Add(createRectangleModel(p, m, tag, up));
return rect;
}
/// <summary>
/// Constructs a new cube primitive, with the specified size.
/// </summary>
public CubePrimitive(Material material, float size)
{
// A cube has six faces, each one pointing in a different direction.
Vector3D[] normals =
{
new Vector3D(0, 0, 1),
new Vector3D(0, 0, -1),
new Vector3D(1, 0, 0),
new Vector3D(-1, 0, 0),
new Vector3D(0, 1, 0),
new Vector3D(0, -1, 0),
};
// Create each face in turn.
foreach (Vector3D normal in normals)
{
// Get two vectors perpendicular to the face normal and to each other.
Vector3D side1 = new Vector3D(normal.Y, normal.Z, normal.X);
Vector3D side2 = Vector3D.CrossProduct(normal, side1);
// Six indices (two triangles) per face.
AddIndex(CurrentVertex + 0);
AddIndex(CurrentVertex + 1);
AddIndex(CurrentVertex + 2);
AddIndex(CurrentVertex + 0);
AddIndex(CurrentVertex + 2);
AddIndex(CurrentVertex + 3);
// Four vertices per face.
Vector3D vertex = (normal - side1 - side2) * size / 2;
Point3D vertexPoint = new Point3D(vertex.X, vertex.Y, vertex.Z);
AddVertex(vertexPoint, normal);
AddTextureCoordinates(new System.Windows.Point(0,0));
vertex = (normal - side1 + side2) * size / 2;
vertexPoint = new Point3D(vertex.X, vertex.Y, vertex.Z);
AddVertex(vertexPoint, normal);
AddTextureCoordinates(new System.Windows.Point(0, 1));
vertex = (normal + side1 + side2) * size / 2;
vertexPoint = new Point3D(vertex.X, vertex.Y, vertex.Z);
AddVertex(vertexPoint, normal);
AddTextureCoordinates(new System.Windows.Point(1, 0));
vertex = (normal + side1 - side2) * size / 2;
vertexPoint = new Point3D(vertex.X, vertex.Y, vertex.Z);
AddVertex(vertexPoint, normal);
AddTextureCoordinates(new System.Windows.Point(1, 1));
}
InitializePrimitive(material);
}
public void InitMove(Ray3D ray)
{
Vector3D t = Vector3D.CrossProduct(ray.Direction, Direction);
Vector3D n = Vector3D.CrossProduct(Direction, t);
var intersection=ray.PlaneIntersection(Origin, n);
if (!intersection.HasValue)
return;
_mouseDownPoint = intersection.Value;
_lastMousePoint = _mouseDownPoint;
originalMaterial = Material;
Fill = Brushes.Yellow;
isMoving = true;
}
private void EnsureLeftControllerMesh()
{
// Controller mash is get from: ovr_sdk_win_1.17.0_public\OculusSDK\Samples\OculusWorldDemo\Assets\Tuscany\LeftController.xml
// This model is also used to render the right controller. It is only flipped on x axis (see OculusWorldDemoApp::RenderControllers)
_leftControllerMesh = (MeshGeometry3D)this.FindResource("LeftTouchController");
if (_leftControllerMesh == null)
{
throw new Exception("Cannot find the LeftTouchController MeshGeometry3D - it is defined in the App.xaml");
}
// We also create the material here
_controllerMaterial = new DiffuseMaterial(new SolidColorBrush(Color.FromRgb(20, 20, 20))); // Almost back Diffuse material
}
// SURFACES, MESH
public static Model3D RhinotoHelixMesh(Rhino.Geometry.Mesh mesh, System.Windows.Media.Media3D.Material mat)
{
var modelGroup = new Model3DGroup();
var meshBuilder = new MeshBuilder(false, false);
var meshBuilderEdges = new MeshBuilder(false, false);
// Triangulate to avoid planarity issues
mesh.Faces.ConvertQuadsToTriangles();
mesh.Faces.CullDegenerateFaces();
Point3f[] vertices = mesh.Vertices.ToPoint3fArray();
List <Point3D> vs = new List <Point3D>();
//foreach (Point3d pt in vertices)
//{
// vs.Add(RhinoToHelixPoint(pt));
//}
Point3f pt1 = new Point3f();
Point3f pt2 = new Point3f();
Point3f pt3 = new Point3f();
Point3f pt4 = new Point3f();
for (int i = 0; i < mesh.Faces.Count(); i++)
{
if (mesh.Faces.GetFaceVertices(i, out pt1, out pt2, out pt3, out pt4))
{
Point3f pt1clone = new Point3f(pt1.X, pt1.Y, pt1.Z);
Point3f pt2clone = new Point3f(pt2.X, pt2.Y, pt2.Z);
Point3f pt3clone = new Point3f(pt3.X, pt3.Y, pt3.Z);
vs.Add(RhinoToHelixPoint(pt1clone));
vs.Add(RhinoToHelixPoint(pt2clone));
vs.Add(RhinoToHelixPoint(pt3clone));
}
}
meshBuilder.AddTriangles(vs);
var meshHelix = meshBuilder.ToMesh(true);
var meshHelixLines = meshBuilderEdges.ToMesh(true);
modelGroup.Children.Add(new GeometryModel3D {
Geometry = meshHelix, Material = MaterialHelper.CreateMaterial(Colors.Gray), BackMaterial = MaterialHelper.CreateMaterial(Colors.Gray)
});
modelGroup.Children.Add(new GeometryModel3D {
Geometry = meshHelixLines, Material = mat, BackMaterial = mat
});
return(modelGroup);
}
public static GeometryModel3D CreateNormalizedCylinder(Material material, int numSegments)
{
MeshGeometry3D geometry = new MeshGeometry3D();
double radius = 0.5;
double depth = 1;
double minusDepthHalf = -depth / 2;
var nearCircle = new CircleAssitor();
var farCircle = new CircleAssitor();
var twoPi = Math.PI * 2;
var firstPass = true;
double x;
double y;
double increment = twoPi / numSegments;
int startIndex = 0;
for (double i = 0; i < twoPi + increment; i = i + increment)
{
x = (radius * Math.Cos(i));
y = (-radius * Math.Sin(i));
farCircle.CurrentTriangle.P0 = new Point3D(0, 0, minusDepthHalf);
farCircle.CurrentTriangle.P1 = farCircle.LastPoint;
farCircle.CurrentTriangle.P2 = new Point3D(x, y, minusDepthHalf);
nearCircle.CurrentTriangle = farCircle.CurrentTriangle.Clone(depth, true);
if (!firstPass)
{
startIndex = AddTriangleFace(geometry, farCircle.CurrentTriangle, startIndex);
startIndex = AddTriangleFace(geometry, nearCircle.CurrentTriangle, startIndex);
startIndex = AddTriangleFace(geometry, farCircle.CurrentTriangle.P2, farCircle.CurrentTriangle.P1, nearCircle.CurrentTriangle.P2, startIndex);
startIndex = AddTriangleFace(geometry, nearCircle.CurrentTriangle.P2, nearCircle.CurrentTriangle.P1, farCircle.CurrentTriangle.P2, startIndex);
}
else
{
farCircle.FirstPoint = farCircle.CurrentTriangle.P1;
nearCircle.FirstPoint = nearCircle.CurrentTriangle.P1;
firstPass = false;
}
farCircle.LastPoint = farCircle.CurrentTriangle.P2;
nearCircle.LastPoint = nearCircle.CurrentTriangle.P2;
}
return new GeometryModel3D(geometry, material);
}
private void ManuallyRefreshMaterial(System.Windows.Media.Media3D.Material wpfMaterialToUpdate)
{
if (MainDXViewportView.DXScene == null) // Using WPF 3D rendering
{
return;
}
// GetUsedDXMaterial returns the DXEngine's material that is used to show the wpfMaterialToUpdate
var usedDXMaterial = wpfMaterialToUpdate.GetUsedDXMaterial(MainDXViewportView.DXScene.DXDevice);
if (usedDXMaterial != null)
{
usedDXMaterial.Refresh(); // Regenerate the textures from VisualBrush
}
}
private void client_DownloadDataCompleted(object sender, DownloadDataCompletedEventArgs e)
{
if (e.Error != null)
{
SetDefaultClouds();
return;
}
var image = new BitmapImage();
image.BeginInit();
image.StreamSource = new MemoryStream(e.Result);
image.EndInit();
Clouds = MaterialHelper.CreateImageMaterial(image, 0.5);
}
/// <summary>
/// Cube constructor
/// </summary>
/// <param name="o">The origin of the cube, this will always be the far-lower-left corner</param>
/// <param name="len">The length of the edge</param>
/// <param name="f">This parameter allows the use of different materials on the cube's faces</param>
/// <param name="defaultMaterial">The material to be applied on the faces
/// that are not included in the previous parameter.
/// This defaults to a solid black diffuse material
/// </param>
public Cube(Point3D o, double len, Dictionary<CubeFace, Material> f, HashSet<Move> possibleMoves, Material defaultMaterial=null)
{
this.origin = o;
this.edge_len = len;
this.faces = f;
this.possibleMoves = possibleMoves;
if(defaultMaterial != null){
this.defaultMaterial = defaultMaterial;
}
this.Transform = this.rotations;
createCube();
}
private void ChangeMaterial(IEnumerable<Model3D> models, Material material)
{
if (models == null)
{
return;
}
foreach (var model in models)
{
var geometryModel = model as GeometryModel3D;
if (geometryModel != null)
{
geometryModel.Material = geometryModel.BackMaterial = material;
}
}
}
/// <summary>
/// 改变材质（颜色）
/// </summary>
/// <param name="models"></param>
/// <param name="material"></param>
private void ChangeMaterial(IEnumerable <Model3D> models, System.Windows.Media.Media3D.Material material)
{
if (models == null)
{
return;
}
foreach (var model in models)
{
var geometryModel = model as System.Windows.Media.Media3D.GeometryModel3D;
if (geometryModel != null)
{
geometryModel.Material = geometryModel.BackMaterial = material;
}
}
}
internal void sample(Material material)
{
///*
GeometryModel3D bigCubeModel = GeometryGenerator.CreateBraceModel(1);
bigCubeModel.Material = material;
this.Content = bigCubeModel;
//Transform3DGroup transformGroup = new Transform3DGroup();
//transformGroup.Children.Add(scaleBrace());
//transformGroup.Children.Add(locateBrace());
//this.Transform = transformGroup;
scaleBrace();
locateBrace();
}
private static Model3DGroup GetModel_IronSteel(WeaponSpikeBallDNA dna, WeaponSpikeBallDNA finalDNA, WeaponMaterialCache materials)
{
Model3DGroup retVal = new Model3DGroup();
var from = dna.KeyValues;
var to = finalDNA.KeyValues;
double spikeLength = WeaponDNA.GetKeyValue("spikeLen", from, to, dna.Radius * StaticRandom.NextDouble(1.3d, 1.8d));
double ballRadius = spikeLength * .6d;
#region Spikes
System.Windows.Media.Media3D.Material material = materials.Spike_Steel; // the property get returns a slightly random color
GeometryModel3D geometry = new GeometryModel3D();
geometry.Material = material;
geometry.BackMaterial = material;
double[] radii = new double[] { spikeLength, ballRadius *WeaponDNA.GetKeyValue("spikeRadMult", from, to, StaticRandom.NextDouble(.7, .87)) };
TriangleIndexed[] triangles = UtilityWPF.GetIcosahedron(radii);
geometry.Geometry = UtilityWPF.GetMeshFromTriangles_IndependentFaces(triangles);
retVal.Children.Add(geometry);
#endregion
#region Ball
material = materials.Ball_Iron; // the property get returns a slightly random color
geometry = new GeometryModel3D();
geometry.Material = material;
geometry.BackMaterial = material;
triangles = UtilityWPF.GetIcosahedron(ballRadius, 1);
geometry.Geometry = UtilityWPF.GetMeshFromTriangles_IndependentFaces(triangles);
retVal.Children.Add(geometry);
#endregion
return(retVal);
}
public static Model3DGroup createRectangleModel(Point3D[] p, Material m, bool up=true)
{
if (p.Length != 4) {
return null;
}
Model3DGroup rect = new Model3DGroup();
if (up) {
rect.Children.Add(createTriangleModel(p[0], p[1], p[2], m));
rect.Children.Add(createTriangleModel(p[0], p[2], p[3], m));
}
else {
rect.Children.Add(createTriangleModel(p[0], p[2], p[1], m));
rect.Children.Add(createTriangleModel(p[0], p[3], p[2], m));
}
return rect;
}
private void ExportMaterial(string matName, Material material, Material backMaterial)
{
mwriter.WriteLine(String.Format("newmtl {0}", matName));
var dm = material as DiffuseMaterial;
var sm = material as SpecularMaterial;
var mg = material as MaterialGroup;
if (mg != null)
{
foreach (var m in mg.Children)
{
if (m is DiffuseMaterial)
dm = m as DiffuseMaterial;
if (m is SpecularMaterial)
sm = m as SpecularMaterial;
}
}
if (dm != null)
{
mwriter.WriteLine(String.Format("Ka {0}", ToColorString(dm.AmbientColor)));
var scb = dm.Brush as SolidColorBrush;
if (scb != null)
{
mwriter.WriteLine(String.Format("Kd {0}", ToColorString(scb.Color)));
mwriter.WriteLine(String.Format(CultureInfo.InvariantCulture, "d {0:F4}", scb.Color.A / 255.0));
}
else
{
var textureFilename = matName + ".png";
var texturePath = Path.Combine(directory, textureFilename);
// create .png bitmap file for the brush
RenderBrush(texturePath, dm.Brush, 1024, 1024);
mwriter.WriteLine(String.Format("map_Ka {0}", textureFilename));
}
}
if (sm != null)
{
var scb = sm.Brush as SolidColorBrush;
if (scb != null)
mwriter.WriteLine(String.Format("Ks {0}", ToColorString(scb.Color)));
// todo: Shininess conversion to SpecularPower?
mwriter.WriteLine(String.Format(CultureInfo.InvariantCulture, "Ns {0:F4}", sm.SpecularPower));
}
}
public void CreateMaterial(XbimTexture texture)
{
if (texture.ColourMap.Count > 1)
{
Material = new MaterialGroup();
_Description = "Texture" ;
foreach (var colour in texture.ColourMap)
{
_Description += " " + colour.ToString();
((MaterialGroup)Material).Children.Add(CreateMaterial(colour));
}
}
else if(texture.ColourMap.Count == 1)
{
XbimColour colour = texture.ColourMap[0];
Material = CreateMaterial(colour);
_Description = "Texture " + colour.ToString();
}
}
public MandelbrotMountain()
{
solver = new MandelbrotSolver();
var brush = new LinearGradientBrush();
brush.StartPoint = new Point(0, 0);
brush.EndPoint = new Point(1, 0);
brush.GradientStops.Add(new GradientStop(Color.FromRgb(0, 7, 100), 0));
brush.GradientStops.Add(new GradientStop(Color.FromRgb(32, 107, 203), 0.15));
brush.GradientStops.Add(new GradientStop(Color.FromRgb(237, 255, 255), 0.42));
brush.GradientStops.Add(new GradientStop(Color.FromRgb(255, 170, 0), 0.64));
brush.GradientStops.Add(new GradientStop(Color.FromRgb(0, 0, 0), 0.854));
// brush.GradientStops.Add(new GradientStop(Color.FromRgb(0, 7, 100), 1.0));
gradientMaterial = MaterialHelper.CreateMaterial(brush,null,Brushes.Gray,1.0,200);
MaxIterations = 32;
HeightFactor = 0.3;
Generate();
}
public bool Convert(string fileName)
{
Scene scene = Session.CurrentSession.CurrentProject.CurrentModel3D.Scene;
/* Loads materials */
Console.WriteLine(DEBUGmsg[0]);
SystemMaterial[] materials = new SystemMaterial[scene.MaterialCount];
string path = String.IsNullOrEmpty(fileName) ? String.Empty : Path.GetDirectoryName(fileName);
LoadMaterial(materials, scene, path);
/* Loads meshes */
Console.WriteLine(DEBUGmsg[1]);
GeometryModel3D[] meshes = new GeometryModel3D[scene.MeshCount];
LoadMeshes(meshes, scene, materials);
// UP: To Model
// BELOW: In Display3DGridViewModel calls
/* Loads model */
Console.WriteLine(DEBUGmsg[2]);
Model3DGroup model = this.ConvertNode(scene, scene.RootNode, meshes);
/* Fixes Assimp transformation */
if (null != model.Transform)
{
Transform3DGroup tg = new Transform3DGroup();
tg.Children.Add(model.Transform);
tg.Children.Add(new MatrixTransform3D(new Matrix3D(
1, 0, 0, 0,
0, 0, 1, 0,
0, -1, 0, 0,
0, 0, 0, 1)));
model.Transform = tg;
}
Session.CurrentSession.ModelVisual.Content = model;
return true;
}
public BraceVisual3D(Material material, TeethVisual3D p)
{
if (p != null)
{
this.parent = p;
gc = this.parent.gc;
tc = this.parent.tc;
bc = this.parent.bc;
wc = this.parent.wc;
Id = p.Id + "_brace" + p.Children.Count.ToString("00") + "." + p.Parent.Parent.patient.Id; ;
if (model == null) model = new Brace();
model.Id = Id;
model.Location = (IsOuterBrace ? Smile.OUTERBRACE : Smile.INNERBRACE);
//sample(material);
//BindingOperations.SetBinding(this, TransformProperty, new Binding("TargetTransform") { Source = this });
//BindingOperations.SetBinding(this.Manipulator,CombinedManipulator.TargetTransformProperty,new Binding("TargetTransform") { Source = this });
}
}
private void SetGeometry(string model)
{
Model3DGroup device = null;
try
{
//Import 3D model file
ModelImporter import = new ModelImporter();
System.Windows.Media.Media3D.Material mat = MaterialHelper.CreateMaterial(
//new SolidColorBrush(Colors.SaddleBrown));
new SolidColorBrush(Colors.Pink));
import.DefaultMaterial = mat;
//Load the 3D model file
device = import.Load(model);
}
catch (Exception e)
{
// Handle exception in case can not file 3D model
MessageBox.Show("Exception Error : " + e.StackTrace);
}
Visual3DModel = device;
}
/// <summary>
/// Constructs a new cylinder primitive,
/// with the specified size and tessellation level.
/// </summary>
public CylinderPrimitive(Material material,
float height, float diameter, int tessellation)
{
if (tessellation < 3)
throw new ArgumentOutOfRangeException("tessellation");
height /= 2;
float radius = diameter / 2;
Vector3D down = new Vector3D(0, -1, 0);
Vector3D up = new Vector3D(0, 1, 0);
// Create a ring of triangles around the outside of the cylinder.
for (int i = 0; i < tessellation; i++)
{
Vector3D normal = GetCircleVector(i, tessellation);
Vector3D vertex = normal * radius + up * height;
Point3D vertexPoint = new Point3D(vertex.X, vertex.Y, vertex.Z);
AddVertex(vertexPoint, normal);
vertex = normal * radius + down * height;
vertexPoint = new Point3D(vertex.X, vertex.Y, vertex.Z);
AddVertex(vertexPoint, normal);
AddIndex(i * 2);
AddIndex(i * 2 + 1);
AddIndex((i * 2 + 2) % (tessellation * 2));
AddIndex(i * 2 + 1);
AddIndex((i * 2 + 3) % (tessellation * 2));
AddIndex((i * 2 + 2) % (tessellation * 2));
}
// Create flat triangle fan caps to seal the top and bottom.
CreateCap(tessellation, height, radius, up);
CreateCap(tessellation, height, radius, down);
InitializePrimitive(material);
}
public static Model3D RhinotoHelixBrep(Brep brep, System.Windows.Media.Media3D.Material mat)
{
var modelGroup = new Model3DGroup();
var meshBuilder = new MeshBuilder(false, false);
var jaggedAndFaster = MeshingParameters.Coarse;
var smoothAndSlower = MeshingParameters.Smooth;
var defaultMeshParams = MeshingParameters.Default;
var verysmooth = MeshingParameters.Smooth;
verysmooth.MaximumEdgeLength = 5;
var minimal = MeshingParameters.Minimal;
var meshes = Mesh.CreateFromBrep(brep, verysmooth);
if (meshes != null && meshes.Length != 0)
{
foreach (Mesh m in meshes)
{
modelGroup.Children.Add(RhinotoHelixMesh(m, mat));
}
}
return(modelGroup);
}
public void CreateMaterial(XbimTexture texture)
{
if (texture.ColourMap.Count > 1)
{
_material = new MaterialGroup();
_description = "Texture" ;
bool transparent = true;
foreach (var colour in texture.ColourMap)
{
if (!colour.IsTransparent) transparent = false; //only transparent if everything is transparent
_description += " " + colour;
((MaterialGroup)_material).Children.Add(MaterialFromColour(colour));
}
IsTransparent = transparent;
}
else if(texture.ColourMap.Count == 1)
{
XbimColour colour = texture.ColourMap[0];
_material = MaterialFromColour(colour);
_description = "Texture " + colour;
IsTransparent = colour.IsTransparent;
}
}
public GeometryModel3D MakeGeometryModel(Geometry3D geom, Material mat)
{
return new GeometryModel3D(geom, mat);
}
public ModelVisual3D[] ToAvalonObj()
{
// convert geometry
if (MaterialIndices == null)
{
MeshGeometry3D geometry = new MeshGeometry3D();
// geometry
if (Geometry.Vertices != null)
{
geometry.Positions = new Point3DCollection(Geometry.Vertices.Length);
for (int vertex = 0; vertex < Geometry.Vertices.Length; vertex++)
{
Vector3 position = Geometry.Vertices[vertex];
geometry.Positions.Add(new Point3D(position.X, position.Y, position.Z));
}
}
// normals
if (Geometry.Normals != null)
{
geometry.Normals = new Vector3DCollection(Geometry.Normals.Length);
for (int nIdx = 0; nIdx < Geometry.Normals.Length; nIdx++)
{
Vector3 normal = Geometry.Normals[nIdx];
geometry.Normals.Add(new Vector3D(normal.X, normal.Y, normal.Z));
}
}
// tex coords
if (Geometry.TexCoords != null)
{
geometry.TextureCoordinates = new PointCollection(Geometry.TexCoords.Length);
for (int tcIdx = 0; tcIdx < Geometry.TexCoords.Length; tcIdx++)
{
Vector2 texCoord = Geometry.TexCoords[tcIdx];
geometry.TextureCoordinates.Add(new System.Windows.Point(texCoord.X, texCoord.Y));
}
}
// triangle indices
if (Geometry.PrimIndices != null)
{
geometry.TriangleIndices = new Int32Collection(Geometry.PrimIndices.Length);
for (int tIdx = 0; tIdx < Geometry.PrimIndices.Length; tIdx++)
{
geometry.TriangleIndices.Add(Geometry.PrimIndices[tIdx]);
}
}
// material
System.Windows.Media.Media3D.Material material = null;
if (Materials != null)
{
if (Materials[0].TextureName != null)
{
ImageBrush ib = new ImageBrush();
ib.ImageSource = new BitmapImage(new Uri(Materials[0].TextureName));
material = new DiffuseMaterial(ib);
}
else
{
material = new DiffuseMaterial(new SolidColorBrush(System.Windows.Media.Color.FromArgb(Materials[0].Diffuse.A, Materials[0].Diffuse.R, Materials[0].Diffuse.G, Materials[0].Diffuse.B)));
}
}
ModelVisual3D model = new ModelVisual3D();
model.Content = new GeometryModel3D(geometry, material);
return(new ModelVisual3D[] { model });
}
else
{
// break up by material indices
ModelVisual3D[] models = new ModelVisual3D[MaterialIndices.Length];
int[] vertIdxRefs = new int[Geometry.Vertices.Length];
int[] modelVerts = new int[Geometry.Vertices.Length];
int vertIdx = 0;
for (int mIdx = 0; mIdx < MaterialIndices.Length; mIdx++)
{
// wipe ref index
for (int idxRef = 0; idxRef < vertIdxRefs.Length; idxRef++)
{
vertIdxRefs[idxRef] = -1;
}
MeshGeometry3D geometry = new MeshGeometry3D();
// refactor verticies
for (int i = 0; i < MaterialIndices[mIdx].Indices.Length; i++)
{
// check for existing ref
int index = MaterialIndices[mIdx].Indices[i];
if (vertIdxRefs[index] == -1)
{
vertIdxRefs[index] = vertIdx;
modelVerts[vertIdx++] = index;
}
geometry.TriangleIndices.Add(vertIdxRefs[index]);
}
// write verts
geometry.Positions = new Point3DCollection(vertIdx);
for (int vertex = 0; vertex < vertIdx; vertex++)
{
Vector3 position = Geometry.Vertices[modelVerts[vertex]];
geometry.Positions.Add(new Point3D(position.X, position.Y, position.Z));
}
// normals
if (Geometry.Normals != null)
{
geometry.Normals = new Vector3DCollection(vertIdx);
for (int nIdx = 0; nIdx < vertIdx; nIdx++)
{
Vector3 normal = Geometry.Normals[modelVerts[nIdx]];
geometry.Normals.Add(new Vector3D(normal.X, normal.Y, normal.Z));
}
}
// tex coords
if (Geometry.TexCoords != null)
{
geometry.TextureCoordinates = new PointCollection(vertIdx);
for (int tcIdx = 0; tcIdx < vertIdx; tcIdx++)
{
Vector2 texCoord = Geometry.TexCoords[modelVerts[tcIdx]];
geometry.TextureCoordinates.Add(new System.Windows.Point(texCoord.X, texCoord.Y));
}
}
System.Windows.Media.Media3D.Material material = null;
if (MaterialIndices[mIdx].Material.TextureName != null)
{
ImageBrush ib = new ImageBrush();
ib.ImageSource = new BitmapImage(new Uri(MaterialIndices[mIdx].Material.TextureName));
material = new DiffuseMaterial(ib);
}
else
{
ABColorARGB clr = MaterialIndices[mIdx].Material.Diffuse;
material = new DiffuseMaterial(new SolidColorBrush(System.Windows.Media.Color.FromArgb(clr.A, clr.R,
clr.G, clr.B)));
}
models[mIdx] = new ModelVisual3D();
models[mIdx].Content = new GeometryModel3D(geometry, material);
}
return(models);
}
}
// set of curves
public static Model3D RhinoToHelixCurves(List <Curve> dcurves, double diameter, int resolution, int resolutiontube, System.Windows.Media.Media3D.Material mat)
{
var modelGroup = new Model3DGroup();
var meshBuilder = new MeshBuilder(false, false);
foreach (Curve c in dcurves)
{
int curvedegree = c.Degree;
if (curvedegree == 1)
{
modelGroup.Children.Add(RhinoToHelixLine(c, diameter, resolutiontube, mat));
}
else if (c.IsPolyline())
{
Polyline poly = new Polyline();
c.TryGetPolyline(out poly);
modelGroup.Children.Add(RhinoToHelixPolyline(poly, diameter, resolutiontube, mat));
}
else
{
modelGroup.Children.Add(RhinoToHelixCurve(c, diameter, resolution, resolutiontube, mat));
}
}
return(modelGroup);
}
public static Model3D DrawLines(List <Line> lines, double diameter, int resolutiontube, System.Windows.Media.Media3D.Material mat)
{
var modelGroup = new Model3DGroup();
var meshBuilder = new MeshBuilder(false, false);
foreach (Line l in lines)
{
meshBuilder.AddCylinder(RhinoToHelixPoint(l.From), RhinoToHelixPoint(l.To), diameter, resolutiontube); // resolution hard-coded, section parameter = radius
}
var mesh = meshBuilder.ToMesh(true);
var CMaterial = MaterialHelper.CreateMaterial(Colors.Gray);
modelGroup.Children.Add(new GeometryModel3D {
Geometry = mesh, Material = CMaterial, BackMaterial = CMaterial
});
// Assign modelGroup to model to draw
return(modelGroup);
}
private static GeometryModel3D GetModel_WoodIron_Ring_Band(double ballRadius, double z, System.Windows.Media.Media3D.Material material, TriangleIndexed[] ball, SortedList <string, double> from, SortedList <string, double> to, string prefix)
{
const double ENLARGE = 1.04d;
GeometryModel3D retVal = new GeometryModel3D();
retVal.Material = material;
retVal.BackMaterial = material;
double bandHeight = WeaponDNA.GetKeyValue(prefix + "Height", from, to, StaticRandom.NextPercent(ballRadius * .15, .5));
double bandHeightHalf = bandHeight / 2d;
// Slice the hull at the top and bottom band z's
Point3D[] slice1 = Math3D.GetIntersection_Hull_Plane(ball, new Triangle(new Point3D(0, 0, z - bandHeightHalf), new Point3D(1, 0, z - bandHeightHalf), new Point3D(0, 1, z - bandHeightHalf)));
Point3D[] slice2 = Math3D.GetIntersection_Hull_Plane(ball, new Triangle(new Point3D(0, 0, z + bandHeightHalf), new Point3D(1, 0, z + bandHeightHalf), new Point3D(0, 1, z + bandHeightHalf)));
// Enlarge those polygons xy, leave z alone
slice1 = slice1.Select(o => new Point3D(o.X * ENLARGE, o.Y * ENLARGE, o.Z)).ToArray();
slice2 = slice2.Select(o => new Point3D(o.X * ENLARGE, o.Y * ENLARGE, o.Z)).ToArray();
// Now turn those two polygons into a 3d hull
TriangleIndexed[] band = Math3D.GetConvexHull(UtilityCore.Iterate(slice1, slice2).ToArray());
retVal.Geometry = UtilityWPF.GetMeshFromTriangles(band);
return(retVal);
}
/// <summary>
/// Determines whether any part of the specified material is transparent.
/// </summary>
/// <param name="material">
/// The material.
/// </param>
/// <returns>
/// <c>true</c> if the specified material is transparent; otherwise, <c>false</c>.
/// </returns>
public static bool IsTransparent(Material material)
{
var g = material as MaterialGroup;
if (g != null)
{
if (g.Children.Any(IsTransparent))
{
return true;
}
}
var dm = material as DiffuseMaterial;
if (dm != null)
{
if (IsTransparent(dm.Brush))
{
return true;
}
if (dm.Color.A < 255)
{
return true;
}
}
return false;
}
// general curve
public static Model3D RhinoToHelixCurve(Rhino.Geometry.Curve curve, double diameter, int resolution, int resolutiontube, System.Windows.Media.Media3D.Material mat)
{
int curvedegree = curve.Degree;
var modelGroup = new Model3DGroup();
Console.WriteLine("BS");
if (curve.IsLinear()) // if line-like curve
{
Console.WriteLine("blabla");
return(RhinoToHelixLine(curve, diameter, resolutiontube, mat));
}
else
{
var meshBuilder = new MeshBuilder(false, false);
//Point3d[] pts = new Point3d[resolution];
List <Point3D> path = new List <Point3D>();
//curve.DivideByCount(resolution, true, out pts);
path.Add(RhinoToHelixPoint(curve.PointAtEnd));
path.Add(RhinoToHelixPoint(curve.PointAtStart));
//foreach (Point3d pt in pts)
//{
// path.Add(RhinoToHelixPoint(pt));
//}
meshBuilder.AddTube(path, diameter, resolutiontube, false);
var meshHelix = meshBuilder.ToMesh(true);
modelGroup.Children.Add(new GeometryModel3D {
Geometry = meshHelix, Material = mat, BackMaterial = mat
});
}
return(modelGroup);
}
private GeometryModel3D AddStandardModel(MeshGeometry3D mesh, Point3D position, System.Windows.Media.Media3D.Material wpfMaterial)
{
var model3D = new GeometryModel3D(mesh, wpfMaterial);
model3D.Transform = new TranslateTransform3D(position.X, position.Y, position.Z);
var modelVisual3D = new ModelVisual3D()
{
Content = model3D
};
MainViewport.Children.Add(modelVisual3D);
return(model3D);
}
// polyline
public static Model3D RhinoToHelixPolyline(Rhino.Geometry.Polyline poly, double diameter, int resolutiontube, System.Windows.Media.Media3D.Material mat)
{
var modelGroup = new Model3DGroup();
var meshBuilder = new MeshBuilder(false, false);
Line[] lines = poly.GetSegments();
List <Point3D> path = new List <Point3D>();
foreach (Line l in lines)
{
path.Add(RhinoToHelixPoint(l.To));
}
path.Add(RhinoToHelixPoint(lines[0].From));
meshBuilder.AddTube(path, diameter, resolutiontube, true);
var meshHelix = meshBuilder.ToMesh(true);
modelGroup.Children.Add(new GeometryModel3D {
Geometry = meshHelix, Material = mat, BackMaterial = mat
});
return(modelGroup);
}
internal static ModelNode GenerateModel(Drawable drawable, TextureFile[] textures)
{
var random = new Random();
var materials = new Material[drawable.Materials.Count];
for (int i = 0; i < materials.Length; i++)
{
Brush brush =
new SolidColorBrush(System.Windows.Media.Color.FromArgb(255, (byte)random.Next(0, 255),
(byte)random.Next(0, 255),
(byte)random.Next(0, 255)));
var drawableMat = drawable.Materials[i];
var texture = drawableMat.Parameters[(int)ParamNameHash.Texture] as MaterialParamTexture;
if (texture != null)
{
// 1. Try looking in the embedded texture file (if any)
var textureObj = FindTexture(drawable.AttachedTexture, texture.TextureName);
// 2. Try looking in any attached external texture dictionaries
if (textureObj == null)
{
foreach (var file in textures)
{
textureObj = FindTexture(file, texture.TextureName);
if (textureObj != null)
{
break;
}
}
}
// Generate a brush if we were successful
if (textureObj != null)
{
var bitmap = textureObj.Decode() as Bitmap;
var bitmapSource = Imaging.CreateBitmapSourceFromHBitmap(
bitmap.GetHbitmap(),
IntPtr.Zero,
Int32Rect.Empty,
BitmapSizeOptions.FromEmptyOptions());
// For memory leak work around
bitmapSource.Freeze();
brush = new ImageBrush(bitmapSource);
(brush as ImageBrush).ViewportUnits = BrushMappingMode.Absolute;
(brush as ImageBrush).TileMode = TileMode.Tile;
bitmap.Dispose();
}
}
materials[i] = new DiffuseMaterial(brush);
}
var drawableModelGroup = new Model3DGroup();
var drawableModelNode = new ModelNode {
DataModel = drawable, Model3D = drawableModelGroup, Name = "Drawable", NoCount = true
};
foreach (var model in drawable.Models)
{
var modelGroup = new Model3DGroup();
var modelNode = new ModelNode {
DataModel = model, Model3D = modelGroup, Name = "Model"
};
drawableModelNode.Children.Add(modelNode);
foreach (var geometry in model.Geometries)
{
var geometryIndex = 0;
var geometryGroup = new Model3DGroup();
var geometryNode = new ModelNode {
DataModel = geometry, Model3D = geometryGroup, Name = "Geometry"
};
modelNode.Children.Add(geometryNode);
foreach (var mesh in geometry.Meshes)
{
var mesh3D = new MeshGeometry3D();
var meshNode = new ModelNode {
DataModel = mesh, Model3D = null, Name = "Mesh"
};
geometryNode.Children.Add(meshNode);
Data.Vertex[] vertices = mesh.DecodeVertexData();
foreach (var vertex in vertices)
{
mesh3D.Positions.Add(new Point3D(vertex.Position.X, vertex.Position.Y, vertex.Position.Z));
if (mesh.VertexHasNormal)
{
mesh3D.Normals.Add(new Vector3D(vertex.Normal.X, vertex.Normal.Y, vertex.Normal.Z));
}
if (mesh.VertexHasTexture)
{
mesh3D.TextureCoordinates.Add(new Point(vertex.TextureCoordinates[0].X, vertex.TextureCoordinates[0].Y));
}
}
ushort[] indices = mesh.DecodeIndexData();
for (int i = 0; i < mesh.FaceCount; i++)
{
mesh3D.TriangleIndices.Add(indices[i * 3 + 0]);
mesh3D.TriangleIndices.Add(indices[i * 3 + 1]);
mesh3D.TriangleIndices.Add(indices[i * 3 + 2]);
}
var material = materials[geometry.Meshes[geometryIndex].MaterialIndex];
var model3D = new GeometryModel3D(mesh3D, material);
geometryGroup.Children.Add(model3D);
meshNode.Model3D = model3D;
geometryIndex++;
}
modelGroup.Children.Add(geometryGroup);
}
drawableModelGroup.Children.Add(modelGroup);
}
return(drawableModelNode);
}
private static bool OrbitGetObjectDistance_IsTransparent_Material(Material material)
{
if (material is MaterialGroup)
{
#region MaterialGroup
// Recurse
foreach (Material childMaterial in ((MaterialGroup)material).Children)
{
if (!OrbitGetObjectDistance_IsTransparent_Material(childMaterial))
{
return false;
}
}
#endregion
}
else if (material is DiffuseMaterial)
{
#region DiffuseMaterial
DiffuseMaterial materialCast1 = (DiffuseMaterial)material;
if (materialCast1.Brush == null)
{
if (!UtilityWPF.IsTransparent(materialCast1.AmbientColor)) // this was all white when the brush was set. Not sure what that means
{
return false;
}
}
else
{
if (!UtilityWPF.IsTransparent(materialCast1.Brush))
{
return false;
}
}
// I don't think I want to include with this one
//if (!UtilityWPF.IsTransparent(materialCast1.Color))
//{
// return true;
//}
#endregion
}
else if (material is SpecularMaterial)
{
#region SpecularMaterial
SpecularMaterial materialCast2 = (SpecularMaterial)material;
if (!UtilityWPF.IsTransparent(materialCast2.Brush))
{
return false;
}
#endregion
}
else if (material is EmissiveMaterial)
{
#region EmissiveMaterial
EmissiveMaterial materialCast3 = (EmissiveMaterial)material;
if (materialCast3.Brush == null)
{
if (!UtilityWPF.IsTransparent(materialCast3.Color))
{
return false;
}
}
else
{
if (!UtilityWPF.IsTransparent(materialCast3.Brush))
{
return false;
}
}
#endregion
}
// It is transparent
return true;
}
/// <summary>
/// The export material.
/// </summary>
/// <param name="matName">
/// The mat name.
/// </param>
/// <param name="material">
/// The material.
/// </param>
/// <param name="backMaterial">
/// The back material.
/// </param>
private void ExportMaterial(string matName, Material material, Material backMaterial)
{
this.mwriter.WriteLine(string.Format("newmtl {0}", matName));
var dm = material as DiffuseMaterial;
var sm = material as SpecularMaterial;
var mg = material as MaterialGroup;
if (mg != null)
{
foreach (var m in mg.Children)
{
if (m is DiffuseMaterial)
{
dm = m as DiffuseMaterial;
}
if (m is SpecularMaterial)
{
sm = m as SpecularMaterial;
}
}
}
if (dm != null)
{
var adjustedAmbientColor = dm.AmbientColor.ChangeIntensity(0.2);
// this.mwriter.WriteLine(string.Format("Ka {0}", this.ToColorString(adjustedAmbientColor)));
var scb = dm.Brush as SolidColorBrush;
if (scb != null)
{
this.mwriter.WriteLine(string.Format("Kd {0}", this.ToColorString(scb.Color)));
if (this.UseDissolveForTransparency)
{
// Dissolve factor
this.mwriter.WriteLine(
string.Format(CultureInfo.InvariantCulture, "d {0:F4}", scb.Color.A / 255.0));
}
else
{
// Transparency
this.mwriter.WriteLine(
string.Format(CultureInfo.InvariantCulture, "Tr {0:F4}", scb.Color.A / 255.0));
}
}
else
{
var textureFilename = matName + ".png";
var texturePath = Path.Combine(this.directory, textureFilename);
// create .png bitmap file for the brush
RenderBrush(texturePath, dm.Brush, 1024, 1024);
this.mwriter.WriteLine(string.Format("map_Ka {0}", textureFilename));
}
}
// Illumination model 1
// This is a diffuse illumination model using Lambertian shading. The
// color includes an ambient constant term and a diffuse shading term for
// each light source. The formula is
// color = KaIa + Kd { SUM j=1..ls, (N * Lj)Ij }
int illum = 1; // Lambertian
if (sm != null)
{
var scb = sm.Brush as SolidColorBrush;
this.mwriter.WriteLine(
string.Format(
"Ks {0}", this.ToColorString(scb != null ? scb.Color : Color.FromScRgb(1.0f, 0.2f, 0.2f, 0.2f))));
// Illumination model 2
// This is a diffuse and specular illumination model using Lambertian
// shading and Blinn's interpretation of Phong's specular illumination
// model (BLIN77). The color includes an ambient constant term, and a
// diffuse and specular shading term for each light source. The formula
// is: color = KaIa + Kd { SUM j=1..ls, (N*Lj)Ij } + Ks { SUM j=1..ls, ((H*Hj)^Ns)Ij }
illum = 2;
// Specifies the specular exponent for the current material. This defines the focus of the specular highlight.
// "exponent" is the value for the specular exponent. A high exponent results in a tight, concentrated highlight. Ns values normally range from 0 to 1000.
this.mwriter.WriteLine(string.Format(CultureInfo.InvariantCulture, "Ns {0:F4}", sm.SpecularPower));
}
// roughness
this.mwriter.WriteLine(string.Format("Ns {0}", 2));
// Optical density (index of refraction)
this.mwriter.WriteLine(string.Format("Ni {0}", 1));
// Transmission filter
this.mwriter.WriteLine(string.Format("Tf {0} {1} {2}", 1, 1, 1));
// Illumination model
// Illumination Properties that are turned on in the
// model Property Editor
// 0 Color on and Ambient off
// 1 Color on and Ambient on
// 2 Highlight on
// 3 Reflection on and Ray trace on
// 4 Transparency: Glass on
// Reflection: Ray trace on
// 5 Reflection: Fresnel on and Ray trace on
// 6 Transparency: Refraction on
// Reflection: Fresnel off and Ray trace on
// 7 Transparency: Refraction on
// Reflection: Fresnel on and Ray trace on
// 8 Reflection on and Ray trace off
// 9 Transparency: Glass on
// Reflection: Ray trace off
// 10 Casts shadows onto invisible surfaces
this.mwriter.WriteLine(string.Format("illum {0}", illum));
}
// LINES, POLYLINES, CURVES
// simple line
public static Model3D RhinoToHelixLine(Rhino.Geometry.Curve curve, double diameter, int resolutiontube, System.Windows.Media.Media3D.Material mat)
{
var modelGroup = new Model3DGroup();
var meshBuilder = new MeshBuilder(false, false);
//Tube path
List <Point3D> path = new List <Point3D>();
path.Add(RhinoToHelixPoint(curve.PointAtStart));
path.Add(RhinoToHelixPoint(curve.PointAtEnd));
//Helix mesh creation
meshBuilder.AddTube(path, diameter, resolutiontube, true);
var meshHelix = meshBuilder.ToMesh(true);
modelGroup.Children.Add(new GeometryModel3D {
Geometry = meshHelix, Material = mat, BackMaterial = mat
});
return(modelGroup);
}
/// <summary>
/// Constructs a new sphere primitive,
/// with the specified size and tessellation level.
/// </summary>
public SpherePrimitive(Material material,
float diameter, int tessellation)
{
if (tessellation < 3)
throw new ArgumentOutOfRangeException("tessellation");
Vector3D down = new Vector3D(0, -1, 0);
Vector3D up = new Vector3D(0, 1, 0);
int verticalSegments = tessellation;
int horizontalSegments = tessellation * 2;
float radius = diameter / 2;
// Start with a single vertex at the bottom of the sphere.
Vector3D vertex = down * radius;
Point3D vertexPoint = new Point3D(vertex.X, vertex.Y, vertex.Z);
AddVertex(vertexPoint, down);
// Create rings of vertices at progressively higher latitudes.
for (int i = 0; i < verticalSegments - 1; i++)
{
float latitude = ((i + 1) * (float)Math.PI /
verticalSegments) - (float)Math.PI / 2.0f;
float dy = (float)Math.Sin(latitude);
float dxz = (float)Math.Cos(latitude);
// Create a single ring of vertices at this latitude.
for (int j = 0; j < horizontalSegments; j++)
{
float longitude = j * ((float)Math.PI * 2.0f) / horizontalSegments;
float dx = (float)Math.Cos(longitude) * dxz;
float dz = (float)Math.Sin(longitude) * dxz;
Vector3D normal = new Vector3D(dx, dy, dz);
vertex = normal * radius;
vertexPoint = new Point3D(vertex.X, vertex.Y, vertex.Z);
AddVertex(vertexPoint, normal);
}
}
// Finish with a single vertex at the top of the sphere.
vertex = up * radius;
vertexPoint = new Point3D(vertex.X, vertex.Y, vertex.Z);
AddVertex(vertexPoint, up);
// Create a fan connecting the bottom vertex to the bottom latitude ring.
for (int i = 0; i < horizontalSegments; i++)
{
AddIndex(0);
AddIndex(1 + (i + 1) % horizontalSegments);
AddIndex(1 + i);
}
// Fill the sphere body with triangles joining each pair of latitude rings.
for (int i = 0; i < verticalSegments - 2; i++)
{
for (int j = 0; j < horizontalSegments; j++)
{
int nextI = i + 1;
int nextJ = (j + 1) % horizontalSegments;
AddIndex(1 + i * horizontalSegments + j);
AddIndex(1 + i * horizontalSegments + nextJ);
AddIndex(1 + nextI * horizontalSegments + j);
AddIndex(1 + i * horizontalSegments + nextJ);
AddIndex(1 + nextI * horizontalSegments + nextJ);
AddIndex(1 + nextI * horizontalSegments + j);
}
}
// Create a fan connecting the top vertex to the top latitude ring.
for (int i = 0; i < horizontalSegments; i++)
{
AddIndex(CurrentVertex - 1);
AddIndex(CurrentVertex - 2 - (i + 1) % horizontalSegments);
AddIndex(CurrentVertex - 2 - i);
}
InitializePrimitive(material);
}
// Draw diverse geometries in a same model3D
public static Model3D Draw(List <Curve> dcurves, List <Mesh> dmeshes, List <Brep> dbreps, double diameter, int resolution, int resolutiontube, System.Windows.Media.Media3D.Material mat)
{
var modelGroup = new Model3DGroup();
var meshBuilder = new MeshBuilder(false, false);
if (dcurves.Count != 0)
{
modelGroup.Children.Add(RhinoToHelixCurves(dcurves, diameter, resolution, resolutiontube, mat));
}
if (dmeshes.Count != 0)
{
foreach (Mesh m in dmeshes)
{
modelGroup.Children.Add(RhinotoHelixMesh(m, mat));
}
}
if (dbreps.Count != 0)
{
foreach (Brep b in dbreps)
{
modelGroup.Children.Add(RhinotoHelixBrep(b, mat));
}
}
var meshHelix = meshBuilder.ToMesh(true);
return(modelGroup);
}
// Updatecurrentmodel
public void UpdateCurrentModel(List <Line> lines, double diameter, int resolutiontube, System.Windows.Media.Media3D.Material mat)
{
this.CurrentModel = RhinoHelixUtilities.DrawLines(lines, diameter, resolutiontube, mat);
}
private static Model3DGroup GetModel_WoodIron(WeaponSpikeBallDNA dna, WeaponSpikeBallDNA finalDNA, WeaponMaterialCache materials)
{
Model3DGroup retVal = new Model3DGroup();
Random rand = StaticRandom.GetRandomForThread();
var from = dna.KeyValues;
var to = finalDNA.KeyValues;
double spikeLength = dna.Radius * 1.4d;
double ballRadius = dna.Radius * 1d;
double spikeRadius = dna.Radius * .2;
#region Ball
System.Windows.Media.Media3D.Material material = materials.Ball_Wood; // the property get returns a slightly random color
GeometryModel3D geometry = new GeometryModel3D();
geometry.Material = material;
geometry.BackMaterial = material;
// Create a convex hull out of semi evenly distibuted points
int numHullPoints = Convert.ToInt32(WeaponDNA.GetKeyValue("numHullPoints", from, to, rand.Next(20, 50)));
TriangleIndexed[] ball = Math3D.GetConvexHull(Math3D.GetRandomVectors_SphericalShell_EvenDist(numHullPoints, ballRadius, .03, 10).Select(o => o.ToPoint()).ToArray());
geometry.Geometry = UtilityWPF.GetMeshFromTriangles(ball);
retVal.Children.Add(geometry);
#endregion
// These are placed where the rings are, to push spikes away (so that spikes don't poke through the rings)
List <Vector3D> staticPoints = new List <Vector3D>();
#region Rings
material = materials.Spike_Iron; // the property get returns a slightly random color
// 0, 1 or 2 rings. Higher chance of 0 than 2
int numRings = Convert.ToInt32(WeaponDNA.GetKeyValue("numRings", from, to, Math.Floor(rand.NextPow(2, 2.3))));
double[] zs = new double[0];
switch (numRings)
{
case 0:
break;
case 1:
zs = new double[] { WeaponDNA.GetKeyValue("ringZ1", from, to, Math1D.GetNearZeroValue(ballRadius * .75)) };
break;
case 2:
double z1 = WeaponDNA.GetKeyValue("ringZ1", from, to, Math1D.GetNearZeroValue(ballRadius * .75));
double z2 = 0;
if (from == null || !from.TryGetValue("ringZ2", out z2))
{
do
{
z2 = Math1D.GetNearZeroValue(ballRadius * .75);
} while (Math.Abs(z1 - z2) < ballRadius * .4);
to.Add("ringZ2", z2);
}
zs = new double[] { z1, z2 };
break;
default:
throw new ApplicationException("Unexpected number of rings: " + numRings.ToString());
}
// Build the rings at the z offsets that were calculated above
for (int cntr = 0; cntr < zs.Length; cntr++)
{
retVal.Children.Add(GetModel_WoodIron_Ring_Band(ballRadius, zs[cntr], material, ball, from, to, "ringZ" + cntr.ToString()));
// Store points at the rings
double ringRadiusAvg = Math.Sqrt((ballRadius * ballRadius) - (zs[cntr] * zs[cntr]));
staticPoints.AddRange(Math2D.GetCircle_Cached(7).Select(o => (o.ToVector() * ringRadiusAvg).ToVector3D(zs[cntr])));
}
#endregion
#region Spikes
Vector3D[] staticPointsArr = staticPoints.Count == 0 ? null : staticPoints.ToArray();
double[] staticRepulse = staticPoints.Count == 0 ? null : Enumerable.Range(0, staticPoints.Count).Select(o => .005d).ToArray();
int numSpikes = Convert.ToInt32(WeaponDNA.GetKeyValue("numSpikes", from, to, rand.Next(8, 14)));
Vector3D[] spikeLocations;
if (from != null && from.ContainsKey("spikeLoc0X"))
{
spikeLocations = new Vector3D[numSpikes];
for (int cntr = 0; cntr < numSpikes; cntr++)
{
string prefix = "spikeLoc" + cntr.ToString();
spikeLocations[cntr] = new Vector3D(to[prefix + "X"], to[prefix + "Y"], to[prefix + "Z"]);
}
}
else
{
spikeLocations = Math3D.GetRandomVectors_SphericalShell_EvenDist(numSpikes, ballRadius, .03, 10, null, staticPointsArr, staticRepulse);
for (int cntr = 0; cntr < numSpikes; cntr++)
{
string prefix = "spikeLoc" + cntr.ToString();
to.Add(prefix + "X", spikeLocations[cntr].X);
to.Add(prefix + "Y", spikeLocations[cntr].Y);
to.Add(prefix + "Z", spikeLocations[cntr].Z);
}
}
for (int cntr = 0; cntr < spikeLocations.Length; cntr++)
{
material = materials.Spike_Iron; // the property get returns a slightly random color
geometry = new GeometryModel3D();
geometry.Material = material;
geometry.BackMaterial = material;
RotateTransform3D transform = new RotateTransform3D(new QuaternionRotation3D(Math3D.GetRotation(new Vector3D(0, 0, 1), spikeLocations[cntr]))); // the tube builds along z
List <TubeRingBase> rings = new List <TubeRingBase>();
double spikeRadiusA = WeaponDNA.GetKeyValue("spikeRad" + cntr.ToString(), from, to, rand.NextPercent(spikeRadius, .33));
rings.Add(new TubeRingRegularPolygon(0, false, spikeRadiusA, spikeRadiusA, false));
rings.Add(new TubeRingPoint(WeaponDNA.GetKeyValue("spikeLen" + cntr.ToString(), from, to, rand.NextDouble(spikeLength * .9, spikeLength * 1.1)), false));
int numSegments = Convert.ToInt32(WeaponDNA.GetKeyValue("spikeSegs" + cntr.ToString(), from, to, rand.Next(3, 6)));
bool isSoft = Math1D.IsNearZero(WeaponDNA.GetKeyValue("spikeSoft" + cntr.ToString(), from, to, rand.Next(2)));
geometry.Geometry = UtilityWPF.GetMultiRingedTube(numSegments, rings, isSoft, false, transform);
retVal.Children.Add(geometry);
}
#endregion
return(retVal);
}
public GeometryModel3D(Geometry3D geometry, Material material)
{
}
public void UpdateCurrentModelAdvanced(List <Curve> curves, List <Mesh> meshes, List <Brep> brep, double diameter, int resolution, int resolutiontube, System.Windows.Media.Media3D.Material mat)
{
this.CurrentModel = RhinoHelixUtilities.Draw(curves, meshes, brep, diameter, resolution, resolutiontube, mat);
}
