本文整理汇总了C#中System.Windows.Media.Media3D.Point3DCollection类的典型用法代码示例。如果您正苦于以下问题:C# Point3DCollection类的具体用法?C# Point3DCollection怎么用?C# Point3DCollection使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。
Point3DCollection类属于System.Windows.Media.Media3D命名空间,在下文中一共展示了Point3DCollection类的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Basic3DShapeExample
//引入命名空间
using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Media.Media3D;
namespace SDKSample
{
public partial class Basic3DShapeExample : Page
{
public Basic3DShapeExample()
{
// Declare scene objects.
Viewport3D myViewport3D = new Viewport3D();
Model3DGroup myModel3DGroup = new Model3DGroup();
GeometryModel3D myGeometryModel = new GeometryModel3D();
ModelVisual3D myModelVisual3D = new ModelVisual3D();
// Defines the camera used to view the 3D object. In order to view the 3D object,
// the camera must be positioned and pointed such that the object is within view
// of the camera.
PerspectiveCamera myPCamera = new PerspectiveCamera();
// Specify where in the 3D scene the camera is.
myPCamera.Position = new Point3D(0, 0, 2);
// Specify the direction that the camera is pointing.
myPCamera.LookDirection = new Vector3D(0, 0, -1);
// Define camera's horizontal field of view in degrees.
myPCamera.FieldOfView = 60;
// Asign the camera to the viewport
myViewport3D.Camera = myPCamera;
// Define the lights cast in the scene. Without light, the 3D object cannot
// be seen. Note: to illuminate an object from additional directions, create
// additional lights.
DirectionalLight myDirectionalLight = new DirectionalLight();
myDirectionalLight.Color = Colors.White;
myDirectionalLight.Direction = new Vector3D(-0.61, -0.5, -0.61);
myModel3DGroup.Children.Add(myDirectionalLight);
// The geometry specifes the shape of the 3D plane. In this sample, a flat sheet
// is created.
MeshGeometry3D myMeshGeometry3D = new MeshGeometry3D();
// Create a collection of normal vectors for the MeshGeometry3D.
Vector3DCollection myNormalCollection = new Vector3DCollection();
myNormalCollection.Add(new Vector3D(0,0,1));
myNormalCollection.Add(new Vector3D(0,0,1));
myNormalCollection.Add(new Vector3D(0,0,1));
myNormalCollection.Add(new Vector3D(0,0,1));
myNormalCollection.Add(new Vector3D(0,0,1));
myNormalCollection.Add(new Vector3D(0,0,1));
myMeshGeometry3D.Normals = myNormalCollection;
// Create a collection of vertex positions for the MeshGeometry3D.
Point3DCollection myPositionCollection = new Point3DCollection();
myPositionCollection.Add(new Point3D(-0.5, -0.5, 0.5));
myPositionCollection.Add(new Point3D(0.5, -0.5, 0.5));
myPositionCollection.Add(new Point3D(0.5, 0.5, 0.5));
myPositionCollection.Add(new Point3D(0.5, 0.5, 0.5));
myPositionCollection.Add(new Point3D(-0.5, 0.5, 0.5));
myPositionCollection.Add(new Point3D(-0.5, -0.5, 0.5));
myMeshGeometry3D.Positions = myPositionCollection;
// Create a collection of texture coordinates for the MeshGeometry3D.
PointCollection myTextureCoordinatesCollection = new PointCollection();
myTextureCoordinatesCollection.Add(new Point(0, 0));
myTextureCoordinatesCollection.Add(new Point(1, 0));
myTextureCoordinatesCollection.Add(new Point(1, 1));
myTextureCoordinatesCollection.Add(new Point(1, 1));
myTextureCoordinatesCollection.Add(new Point(0, 1));
myTextureCoordinatesCollection.Add(new Point(0, 0));
myMeshGeometry3D.TextureCoordinates = myTextureCoordinatesCollection;
// Create a collection of triangle indices for the MeshGeometry3D.
Int32Collection myTriangleIndicesCollection = new Int32Collection();
myTriangleIndicesCollection.Add(0);
myTriangleIndicesCollection.Add(1);
myTriangleIndicesCollection.Add(2);
myTriangleIndicesCollection.Add(3);
myTriangleIndicesCollection.Add(4);
myTriangleIndicesCollection.Add(5);
myMeshGeometry3D.TriangleIndices = myTriangleIndicesCollection;
// Apply the mesh to the geometry model.
myGeometryModel.Geometry = myMeshGeometry3D;
// The material specifies the material applied to the 3D object. In this sample a
// linear gradient covers the surface of the 3D object.
// Create a horizontal linear gradient with four stops.
LinearGradientBrush myHorizontalGradient = new LinearGradientBrush();
myHorizontalGradient.StartPoint = new Point(0, 0.5);
myHorizontalGradient.EndPoint = new Point(1, 0.5);
myHorizontalGradient.GradientStops.Add(new GradientStop(Colors.Yellow, 0.0));
myHorizontalGradient.GradientStops.Add(new GradientStop(Colors.Red, 0.25));
myHorizontalGradient.GradientStops.Add(new GradientStop(Colors.Blue, 0.75));
myHorizontalGradient.GradientStops.Add(new GradientStop(Colors.LimeGreen, 1.0));
// Define material and apply to the mesh geometries.
DiffuseMaterial myMaterial = new DiffuseMaterial(myHorizontalGradient);
myGeometryModel.Material = myMaterial;
// Apply a transform to the object. In this sample, a rotation transform is applied,
// rendering the 3D object rotated.
RotateTransform3D myRotateTransform3D = new RotateTransform3D();
AxisAngleRotation3D myAxisAngleRotation3d = new AxisAngleRotation3D();
myAxisAngleRotation3d.Axis = new Vector3D(0,3,0);
myAxisAngleRotation3d.Angle = 40;
myRotateTransform3D.Rotation = myAxisAngleRotation3d;
myGeometryModel.Transform = myRotateTransform3D;
// Add the geometry model to the model group.
myModel3DGroup.Children.Add(myGeometryModel);
// Add the group of models to the ModelVisual3d.
myModelVisual3D.Content = myModel3DGroup;
//
myViewport3D.Children.Add(myModelVisual3D);
// Apply the viewport to the page so it will be rendered.
this.Content = myViewport3D;
}
}
}