Point3D panelCenter = new Point3D(0, 0, 0); //控制板操作状态的中心点
/// <summary>
/// 获取屏幕点与地平面Y=0的交点
/// </summary>
/// <param name="p">viewport3D上的屏幕点</param>
private void getCrossPoint3D(Point p)
{
Matrix3D matrix2, matrixc;
Vector3D v1, v2;
Vector3D raxis; double rangle;
//v1 = new Vector3D(0, 0, -1);
PerspectiveCamera camera = mainViewport3D.Camera as PerspectiveCamera;
matrixc = (camera.Transform as MatrixTransform3D).Matrix;
Point3D pline = camera.Position;
pline = matrixc.Transform(pline);
Vector3D vline = camera.LookDirection;
vline = matrixc.Transform(vline);
double angx = Math.Atan((p.X - mainViewport3D.ActualWidth / 2) / (mainViewport3D.ActualWidth / 2) * Math.Tan(camera.FieldOfView / 2 / 180 * Math.PI));
double angy = Math.Atan((-p.Y + mainViewport3D.ActualHeight / 2) / (mainViewport3D.ActualWidth / 2) * Math.Tan(camera.FieldOfView / 2 / 180 * Math.PI));
v1 = new Vector3D(0, 0, -1);
v2 = new Vector3D(Math.Tan(angx), Math.Tan(angy), -1);
raxis = Vector3D.CrossProduct(v1, v2);
raxis.Normalize();
raxis = matrixc.Transform(raxis);
raxis.Normalize();
rangle = Vector3D.AngleBetween(v1, v2);
if (rangle != 0)
{
matrix2 = new Matrix3D();
matrix2.Rotate(new Quaternion(raxis, rangle));
vline = matrix2.Transform(vline);
vline.Normalize();
}
_pcenter = Model3DHelper.calFlatXLine(new Vector3D(0, 1, 0), new Point3D(10000, 0, 10000), vline, pline);
}
private void createPie(SettleNode node)
{
GeometryModel3D model, labelmodel;
MeshGeometry3D mesh;
MaterialGroup mat;
Model3DGroup mgmodel = new Model3DGroup();
Model3DGroup mglabel = new Model3DGroup();
double sum = node.nodes.Sum(p => p.fee);
double startAngle = 0, endAngle;
double radius = 1;
double holeradius = 0.5 * radius, heightratio = 1;
int segcount = 1;
int coloridx = 0;
foreach (SettleNode e0 in node.nodes)
{
endAngle = startAngle + e0.fee / sum * 360;
segcount = (int)Math.Abs((endAngle - startAngle) * 4);
mesh = Model3DHelper.genPieSlice(radius, holeradius, heightratio, startAngle, endAngle, segcount, Model3DHelper.EPieType.棱形面);
mat = (MaterialGroup)this.FindResource("matslice" + (coloridx % 12).ToString());
model = new GeometryModel3D(mesh, mat);
mgmodel.Children.Add(model);
Vector3D vec = new Vector3D();
vec.X = 1.1 * radius * Math.Cos((startAngle + endAngle) / 2 / 180 * Math.PI);
vec.Y = model.Bounds.SizeY; /// 2;
vec.Z = -1.1 * radius * Math.Sin((startAngle + endAngle) / 2 / 180 * Math.PI);
mesh = (MeshGeometry3D)this.FindResource("meshText");
string text = e0.nodename + ":" + (e0.fee / sum).ToString("p1");
labelmodel = Model3DHelper.genTextPanel(mesh, Brushes.White, new SolidColorBrush(darkc[coloridx % 12]), 32, text, rotationY, 0.2, vec, 0.5, 0.38);
mglabel.Children.Add(labelmodel);
//重新绑定旋转
AxisAngleRotation3D axis3d = new AxisAngleRotation3D();
axis3d.Axis = new Vector3D(0, 1, 0);
Binding anglebind = new Binding();
anglebind.Source = rotationY;
anglebind.Path = new PropertyPath(AxisAngleRotation3D.AngleProperty);
anglebind.Mode = BindingMode.OneWay;
anglebind.Converter = new ConverterNegative();
BindingOperations.SetBinding(axis3d, AxisAngleRotation3D.AngleProperty, anglebind);
((labelmodel.Transform as Transform3DGroup).Children[1] as RotateTransform3D).Rotation = axis3d;
startAngle = endAngle;
coloridx++;
}
mgRight.Children.Add(mgmodel);
mgRight.Children.Add(mglabel);
}
/// <summary>
/// 装载公用的mesh资源,此类资源是程序化生成的
/// </summary>
private void loadMeshResource()
{
MeshGeometry3D mesh = Model3DHelper.genCylinder3DMesh();
mesh.Freeze();
this.Resources.Add("meshCyl", mesh);
mesh = Model3DHelper.genCylinder3DTopMesh();
mesh.Freeze();
this.Resources.Add("meshCylTop", mesh);
mesh = Model3DHelper.genCube3DMesh();
mesh.Freeze();
this.Resources.Add("meshCube", mesh);
mesh = Model3DHelper.genTextVPlaneMesh();
mesh.Freeze();
this.Resources.Add("meshText", mesh);
mesh = Model3DHelper.genTextHPlaneMesh();
mesh.Freeze();
this.Resources.Add("meshTextH", mesh);
mesh = Model3DHelper.genSphereMesh(0, 1);
mesh.Freeze();
this.Resources.Add("meshSphere", mesh);
mesh = Model3DHelper.genCone3DMesh(new Point3D(0, 1, 0), new Point3D(0, -1, 0), 0, 1);
mesh.Freeze();
this.Resources.Add("meshCone", mesh);
mesh = Model3DHelper.genBoxTopMesh();
mesh.Freeze();
this.Resources.Add("meshBoxTop", mesh);
mesh = Model3DHelper.genBoxMidMesh();
mesh.Freeze();
this.Resources.Add("meshBoxMid", mesh);
mesh = Model3DHelper.genCylTopMesh();
mesh.Freeze();
this.Resources.Add("meshSCylTop", mesh);
mesh = Model3DHelper.genCylMidMesh();
mesh.Freeze();
this.Resources.Add("meshSCylMid", mesh);
mesh = Model3DHelper.genPlantMesh();
mesh.Freeze();
this.Resources.Add("meshHD", mesh);
mesh = Model3DHelper.genPlantWindMesh();
mesh.Freeze();
this.Resources.Add("meshFD", mesh);
}
///<summary>初始化</summary>
public void initModel()
{
//构建文字圆柱
//MeshGeometry3D meshtop, meshmain;
//meshtop = Share.Model3DHelper.genCylinder3DTopMesh();
//meshmain = Share.Model3DHelper.genCylinder3DMainMesh();
//GeometryModel3D modeltop, modelmain;
//modeltop = Share.Model3DHelper.genTextPanel2(meshtop, mbrush, Brushes.Black, 36, price.ToString("f4"), 1, false, new Thickness(0.5, 0, 0.5, 0));
//double w, h;
//h = 200;
//w = ((Math.PI * scaleVec.X / scaleVec.Y) * h);
//bool isrotation = w / Math.PI < h;
//modelmain = Share.Model3DHelper.genTextPanel2(meshmain, mbrush, Brushes.Black, 36, energy.ToString("f0"), w / h, isrotation, isrotation ? new Thickness(1.5, 0.5, 1.5, 0.5) : new Thickness(3, 0, 3, 0));
//Model3DGroup mmg = new Model3DGroup();
//mmg.Children.Add(modeltop);
//mmg.Children.Add(modelmain);
//zmodel = mmg;
//构建圆边方柱
//MeshGeometry3D meshtop, meshmain;
//meshtop = Share.Model3DHelper.genBoxTopMesh();
//meshmain = Share.Model3DHelper.genBoxMidMesh();
//GeometryModel3D modeltop, modelmain;
//modeltop = Share.Model3DHelper.genTextPanel2(meshtop, mbrush, Brushes.Black, 36, price.ToString("f4"), 1, false, new Thickness(0.5, 0, 0.5, 0));
//double w, h;
//h = 200;
//w = ((Math.PI * scaleVec.X / scaleVec.Y) * h);
//bool isrotation = w / Math.PI < h;
//modelmain = Share.Model3DHelper.genTextPanel2(meshmain, mbrush, Brushes.Black, 36, energy.ToString("f0"), w / h, isrotation, isrotation ? new Thickness(1.5, 0.5, 1.5, 0.5) : new Thickness(3, 0, 3, 0));
//Model3DGroup mmg = new Model3DGroup();
//mmg.Children.Add(modeltop);
//mmg.Children.Add(modelmain);
//zmodel = mmg;
//构建园边柱
//MeshGeometry3D meshtop = (MeshGeometry3D)Application.Current.FindResource("meshSCylTop");
//MeshGeometry3D meshmid = (MeshGeometry3D)Application.Current.FindResource("meshSCylMid");
//MaterialGroup mat = new MaterialGroup();
//mat.Children.Add(new DiffuseMaterial(mbrush));
//mat.Children.Add(new SpecularMaterial(Brushes.White, 80));
////Vector3D basescale = new Vector3D(1.0 / meshmid.Bounds.SizeX, 1.0 / (meshmid.Bounds.SizeY+meshtop.Bounds.SizeY), 1.0 / meshmid.Bounds.SizeZ); //缩放为与常用的一致，2*2*2
//Point3D basePoint = new Point3D(meshmid.Bounds.X + meshmid.Bounds.SizeX / 2, meshmid.Bounds.Y, meshmid.Bounds.Z + meshmid.Bounds.SizeZ / 2);//底面中心
////Vector3D zscale = new Vector3D(scaleVec.X * basescale.X, scaleVec.Y * basescale.Y, scaleVec.Z * basescale.Z);
//Vector3D zscale = new Vector3D(scaleVec.X, scaleVec.Y, scaleVec.Z);
//Vector3D ztranslate = absoluteTranslateVec + new Vector3D(0, 1, 0);
//Transform3DGroup tg = new Transform3DGroup();
//tg.Children.Add(new ScaleTransform3D(zscale, basePoint));
//tg.Children.Add(new TranslateTransform3D(ztranslate));
//zmodel = Model3DHelper.genBoxCylModelGroup(tg, mat, meshtop, meshmid);
//foreach (GeometryModel3D one in (zmodel as Model3DGroup).Children)
//{
// one.SetValue(ToolTipService.ToolTipProperty, this);
//}
////zmodel.SetValue(ToolTipService.ToolTipProperty, this);
//构建无文字圆柱
MeshGeometry3D mesh = (MeshGeometry3D)Application.Current.FindResource("meshCyl");
MaterialGroup mat = new MaterialGroup();
mat.Children.Add(new DiffuseMaterial(mbrush));
mat.Children.Add(new SpecularMaterial(Brushes.White, 80));
zmodel = new GeometryModel3D(mesh, mat);
zmodel.SetValue(ToolTipService.ToolTipProperty, this);
Vector3D basescale = new Vector3D(1.0 / zmodel.Bounds.SizeX, 1.0 / zmodel.Bounds.SizeY, 1.0 / zmodel.Bounds.SizeZ); //缩放为与常用的一致，2*2*2
Point3D basePoint = new Point3D(zmodel.Bounds.X + zmodel.Bounds.SizeX / 2, zmodel.Bounds.Y, zmodel.Bounds.Z + zmodel.Bounds.SizeZ / 2);//底面中心
Vector3D zscale = new Vector3D(scaleVec.X * basescale.X, scaleVec.Y * basescale.Y, scaleVec.Z * basescale.Z);
Vector3D ztranslate = absoluteTranslateVec + new Vector3D(0, -zmodel.Bounds.Y, 0);
Transform3DGroup tg = new Transform3DGroup();
tg.Children.Add(new ScaleTransform3D(zscale, basePoint));
tg.Children.Add(new TranslateTransform3D(ztranslate));
zmodel.Transform = tg;
MeshGeometry3D meshlabel = (MeshGeometry3D)Application.Current.FindResource("meshText");
Vector3D vecTranslate = new Vector3D(absoluteTranslateVec.X, absoluteTranslateVec.Y + zmodel.Bounds.SizeY, absoluteTranslateVec.Z);
string label = nodename + "\r\n" + fee.ToString("f0");
double scale = layerScale;
int rownums = MyFunction.StringContainsSubstringNums(label, "\r\n");
double temp=2;//新疆怪需求
double panelheight = 0.2 * scale * (rownums + 1) * temp;
zlabel = Model3DHelper.genTextPanel(meshlabel, Brushes.Transparent, new SolidColorBrush(Colors.Yellow), 36, label, null, panelheight, vecTranslate, 0.5, 0);
if (haveChild)
foreach (SettleNode e0 in nodes)
e0.initModel();
}
