Spot light : 3D « Windows Presentation Foundation « C# / CSharp Tutorial






<Window  x:Class="WpfApplication1.Window1"
  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  Title="" Height="300" Width="300" Loaded="Window1_Loaded">
    <Window.Resources>
        <MeshGeometry3D x:Key="triangleMesh" Positions="-1,-1,0 1,-1,-2 1,1,0" TriangleIndices="0 1 2" />
    </Window.Resources>
    <UniformGrid>
        <Viewport3D x:Name="vp1">
            <Viewport3D.Camera>
                <PerspectiveCamera LookDirection="0,0,-1" Position="0,0,5" />
            </Viewport3D.Camera>
            <ModelVisual3D>
                <ModelVisual3D.Content>
                    <SpotLight 
            Range="10"
            Direction="0,0,-1" 
            OuterConeAngle="25" 
            InnerConeAngle="20" 
            Position="0,0,9" 
            LinearAttenuation="0.1"
            Color="White" />
                </ModelVisual3D.Content>
            </ModelVisual3D>
        </Viewport3D>


    </UniformGrid>
</Window>
//File:Window.xaml.cs

using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Media.Media3D;

namespace WpfApplication1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
        }
        private void Window1_Loaded(object sender, RoutedEventArgs e)
        {
            MeshGeometry3D triangleMesh = (MeshGeometry3D)TryFindResource("triangleMesh");
            CreateTriangles(vp1, 4, triangleMesh);
        }

        private void CreateTriangles(Viewport3D viewport3D,int triangleCount, MeshGeometry3D triangleMesh)
        {
                ModelVisual3D modelVisual3D = new ModelVisual3D();
                GeometryModel3D geometryModel3D = new GeometryModel3D();
                geometryModel3D.Geometry = triangleMesh;
                geometryModel3D.Material= new DiffuseMaterial(Brushes.Firebrick);
                modelVisual3D.Content = geometryModel3D;
                RotateTransform3D rotateTransform = new RotateTransform3D();
                rotateTransform.Rotation = new AxisAngleRotation3D(new Vector3D(0, 0, -1), 20);
                modelVisual3D.Transform = rotateTransform;
                viewport3D.Children.Add(modelVisual3D);
        }
    }
}
WPF Spot Light








24.159.3D
24.159.1.MeshGeometry3D with TextureCoordinatesMeshGeometry3D with TextureCoordinates
24.159.2.Painting a 3D surface with a bitmapPainting a 3D surface with a bitmap
24.159.3.ControlDarkDark to ControlLightLightControlDarkDark to ControlLightLight
24.159.4.ControlDark to ControlLightControlDark to ControlLight
24.159.5.CubeCube
24.159.6.Using 3D ModelsUsing 3D Models
24.159.7.Animation RotateTransform3DAnimation RotateTransform3D
24.159.8.Point lightPoint light
24.159.9.Directional lightDirectional light
24.159.10.Spot lightSpot light
24.159.11.Ambient lightAmbient light
24.159.12.Specular MaterialSpecular Material
24.159.13.Diffuse MaterialDiffuse Material
24.159.14.Draw a 3D ModelDraw a 3D Model
24.159.15.Interact with 3D ObjectsInteract with 3D Objects