PerspectiveCamera.FieldOfView Property

Reference

Definition

Namespace:: System.Windows.Media.Media3D

Assembly:: PresentationCore.dll

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Gets or sets a value that represents the camera's horizontal field of view.

public:
 property double FieldOfView { double get(); void set(double value); };

public double FieldOfView { get; set; }

member this.FieldOfView : double with get, set

Public Property FieldOfView As Double

Property Value

Double

The camera's horizontal field of view, in degrees. The default value is 45.

Examples

<DockPanel>
  <Viewport3D Name="myViewport">

    <Viewport3D.Camera>
      <PerspectiveCamera FarPlaneDistance="20" LookDirection="5,-2,-3" UpDirection="0,1,0" NearPlaneDistance="0" Position="-5,2,3" FieldOfView="45" />
    </Viewport3D.Camera>

    <ModelVisual3D x:Name="topModelVisual3D">
      <ModelVisual3D.Children>
        <ModelVisual3D>
          <ModelVisual3D.Content>
            <DirectionalLight Color="#FFFFFFFF" Direction="-3,-4,-5" />
          </ModelVisual3D.Content>
        </ModelVisual3D>

        <ModelVisual3D>
          <ModelVisual3D.Content>
            <GeometryModel3D Geometry="{StaticResource myTeapot}">
              <GeometryModel3D.Material>
                <DiffuseMaterial>
                  <DiffuseMaterial.Brush>
                    <SolidColorBrush Color="Blue" Opacity="1.0" />
                  </DiffuseMaterial.Brush>
                </DiffuseMaterial>
              </GeometryModel3D.Material>
              <GeometryModel3D.Transform>
                <RotateTransform3D>
                  <RotateTransform3D.Rotation>
                    <AxisAngleRotation3D x:Name="myAngleRotation" Axis="0,3,0" Angle="1" />
                  </RotateTransform3D.Rotation>
                </RotateTransform3D>
              </GeometryModel3D.Transform>
            </GeometryModel3D>
          </ModelVisual3D.Content>
        </ModelVisual3D>


      </ModelVisual3D.Children>
    </ModelVisual3D>


    <Viewport3D.Triggers>

      <EventTrigger RoutedEvent="Viewport3D.Loaded">
        <BeginStoryboard>
          <Storyboard>
            <DoubleAnimation 
              Storyboard.TargetName="myAngleRotation"
              Storyboard.TargetProperty="Angle"
              From="0" To="360" Duration="0:0:10"
              RepeatBehavior="Forever" />
          </Storyboard>
        </BeginStoryboard>
      </EventTrigger>
    </Viewport3D.Triggers>


  </Viewport3D>
</DockPanel>

Remarks

For PerspectiveCamera, "field of view" is the horizontal bounds of the camera's projection between the camera's position and the image plane.

Dependency Property Information

Item	Value
Identifier Field	FieldOfViewProperty
Metadata properties set to `true`	None

Applies to

共用方式為