PerspectiveCamera.cs source code in C# .NET

                        Code:
                         / DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Core / System / Windows / Media3D / Generated / PerspectiveCamera.cs / 2 / PerspectiveCamera.cs
                        
                        
                            //---------------------------------------------------------------------------- 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// This file was generated, please do not edit it directly. 
// 
// Please see [....]/default.aspx/Microsoft.Projects.Avalon/MilCodeGen.html for more information.
// 
//---------------------------------------------------------------------------

using MS.Internal;
using MS.Internal.Collections; 
using MS.Internal.PresentationCore;
using MS.Utility; 
using System; 
using System.Collections;
using System.Collections.Generic; 
using System.ComponentModel;
using System.ComponentModel.Design.Serialization;
using System.Diagnostics;
using System.Globalization; 
using System.Reflection;
using System.Runtime.InteropServices; 
using System.Text; 
using System.Windows.Markup;
using System.Windows.Media.Media3D.Converters; 
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Media.Composition;
using System.Security; 
using System.Security.Permissions;
using SR=MS.Internal.PresentationCore.SR; 
using SRID=MS.Internal.PresentationCore.SRID; 
using System.Windows.Media.Imaging;
// These types are aliased to match the unamanaged names used in interop 
using BOOL = System.UInt32;
using WORD = System.UInt16;
using Float = System.Single;
 
namespace System.Windows.Media.Media3D
{ 
 

 
    sealed partial class PerspectiveCamera : ProjectionCamera
    {
        #region Constructors
 
        //-----------------------------------------------------
        // 
        //  Constructors 
        //
        //----------------------------------------------------- 



 
        #endregion Constructors
 
        //------------------------------------------------------ 
        //
        //  Public Methods 
        //
        //-----------------------------------------------------

        #region Public Methods 

        ///  
        ///     Shadows inherited Clone() with a strongly typed 
        ///     version for convenience.
        ///  
        public new PerspectiveCamera Clone()
        {
            return (PerspectiveCamera)base.Clone();
        } 

        ///  
        ///     Shadows inherited CloneCurrentValue() with a strongly typed 
        ///     version for convenience.
        ///  
        public new PerspectiveCamera CloneCurrentValue()
        {
            return (PerspectiveCamera)base.CloneCurrentValue();
        } 

 
 

        #endregion Public Methods 

        //------------------------------------------------------
        //
        //  Public Properties 
        //
        //------------------------------------------------------ 
 
        private static void FieldOfViewPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
        { 
            PerspectiveCamera target = ((PerspectiveCamera) d);


            target.PropertyChanged(FieldOfViewProperty); 
        }
 
 
        #region Public Properties
 
        /// 
        ///     FieldOfView - double.  Default value is (double)45.0.
        /// 
        public double FieldOfView 
        {
            get 
            { 
                return (double) GetValue(FieldOfViewProperty);
            } 
            set
            {
                SetValueInternal(FieldOfViewProperty, value);
            } 
        }
 
        #endregion Public Properties 

        //----------------------------------------------------- 
        //
        //  Protected Methods
        //
        //------------------------------------------------------ 

        #region Protected Methods 
 
        /// 
        /// Implementation of Freezable.CreateInstanceCore. 
        /// 
        /// The new Freezable.
        protected override Freezable CreateInstanceCore()
        { 
            return new PerspectiveCamera();
        } 
 

 
        #endregion ProtectedMethods

        //-----------------------------------------------------
        // 
        //  Internal Methods
        // 
        //----------------------------------------------------- 

        #region Internal Methods 

        /// 
        ///     Critical: This code calls into an unsafe code block
        ///     TreatAsSafe: This code does not return any critical data.It is ok to expose 
        ///     Channels are safe to call into and do not go cross domain and cross process
        ///  
        [SecurityCritical,SecurityTreatAsSafe] 
        internal override void UpdateResource(DUCE.Channel channel, bool skipOnChannelCheck)
        { 
            // If we're told we can skip the channel check, then we must be on channel
            Debug.Assert(!skipOnChannelCheck || _duceResource.IsOnChannel(channel));

            if (skipOnChannelCheck || _duceResource.IsOnChannel(channel)) 
            {
                base.UpdateResource(channel, skipOnChannelCheck); 
 
                // Read values of properties into local variables
                Transform3D vTransform = Transform; 

                // Obtain handles for properties that implement DUCE.IResource
                DUCE.ResourceHandle hTransform;
                if (vTransform == null || 
                    Object.ReferenceEquals(vTransform, Transform3D.Identity)
                    ) 
                { 
                    hTransform = DUCE.ResourceHandle.Null;
                } 
                else
                {
                    hTransform = ((DUCE.IResource)vTransform).GetHandle(channel);
                } 

                // Obtain handles for animated properties 
                DUCE.ResourceHandle hNearPlaneDistanceAnimations = GetAnimationResourceHandle(NearPlaneDistanceProperty, channel); 
                DUCE.ResourceHandle hFarPlaneDistanceAnimations = GetAnimationResourceHandle(FarPlaneDistanceProperty, channel);
                DUCE.ResourceHandle hPositionAnimations = GetAnimationResourceHandle(PositionProperty, channel); 
                DUCE.ResourceHandle hLookDirectionAnimations = GetAnimationResourceHandle(LookDirectionProperty, channel);
                DUCE.ResourceHandle hUpDirectionAnimations = GetAnimationResourceHandle(UpDirectionProperty, channel);
                DUCE.ResourceHandle hFieldOfViewAnimations = GetAnimationResourceHandle(FieldOfViewProperty, channel);
 
                // Pack & send command packet
                DUCE.MILCMD_PERSPECTIVECAMERA data; 
                unsafe 
                {
                    data.Type = MILCMD.MilCmdPerspectiveCamera; 
                    data.Handle = _duceResource.GetHandle(channel);
                    data.htransform = hTransform;
                    if (hNearPlaneDistanceAnimations.IsNull)
                    { 
                        data.nearPlaneDistance = NearPlaneDistance;
                    } 
                    data.hNearPlaneDistanceAnimations = hNearPlaneDistanceAnimations; 
                    if (hFarPlaneDistanceAnimations.IsNull)
                    { 
                        data.farPlaneDistance = FarPlaneDistance;
                    }
                    data.hFarPlaneDistanceAnimations = hFarPlaneDistanceAnimations;
                    if (hPositionAnimations.IsNull) 
                    {
                        data.position = CompositionResourceManager.Point3DToMIL_3DPOINTF(Position); 
                    } 
                    data.hPositionAnimations = hPositionAnimations;
                    if (hLookDirectionAnimations.IsNull) 
                    {
                        data.lookDirection = CompositionResourceManager.Vector3DToMIL_3DPOINTF(LookDirection);
                    }
                    data.hLookDirectionAnimations = hLookDirectionAnimations; 
                    if (hUpDirectionAnimations.IsNull)
                    { 
                        data.upDirection = CompositionResourceManager.Vector3DToMIL_3DPOINTF(UpDirection); 
                    }
                    data.hUpDirectionAnimations = hUpDirectionAnimations; 
                    if (hFieldOfViewAnimations.IsNull)
                    {
                        data.fieldOfView = FieldOfView;
                    } 
                    data.hFieldOfViewAnimations = hFieldOfViewAnimations;
 
                    // Send packed command structure 
                    channel.SendCommand(
                        (byte*)&data, 
                        sizeof(DUCE.MILCMD_PERSPECTIVECAMERA));
                }
            }
        } 
        internal override DUCE.ResourceHandle AddRefOnChannelCore(DUCE.Channel channel)
        { 
 
                if (_duceResource.CreateOrAddRefOnChannel(channel, System.Windows.Media.Composition.DUCE.ResourceType.TYPE_PERSPECTIVECAMERA))
                { 
                    Transform3D vTransform = Transform;
                    if (vTransform != null) ((DUCE.IResource)vTransform).AddRefOnChannel(channel);

                    AddRefOnChannelAnimations(channel); 

 
                    UpdateResource(channel, true /* skip "on channel" check - we already know that we're on channel */ ); 
                }
 
                return _duceResource.GetHandle(channel);

        }
        internal override void ReleaseOnChannelCore(DUCE.Channel channel) 
        {
 
                Debug.Assert(_duceResource.IsOnChannel(channel)); 

                if (_duceResource.ReleaseOnChannel(channel)) 
                {
                    Transform3D vTransform = Transform;
                    if (vTransform != null) ((DUCE.IResource)vTransform).ReleaseOnChannel(channel);
 
                    ReleaseOnChannelAnimations(channel);
 
                } 

        } 
        internal override DUCE.ResourceHandle GetHandleCore(DUCE.Channel channel)
        {
            // Note that we are in a lock here already.
            return _duceResource.GetHandle(channel); 
        }
        internal override int GetChannelCountCore() 
        { 
            // must already be in composition lock here
            return _duceResource.GetChannelCount(); 
        }
        internal override DUCE.Channel GetChannelCore(int index)
        {
            // Note that we are in a lock here already. 
            return _duceResource.GetChannel(index);
        } 
 

        #endregion Internal Methods 

        //-----------------------------------------------------
        //
        //  Internal Properties 
        //
        //------------------------------------------------------ 
 
        #region Internal Properties
 



 
        #endregion Internal Properties
 
        //----------------------------------------------------- 
        //
        //  Dependency Properties 
        //
        //------------------------------------------------------

        #region Dependency Properties 

        ///  
        ///     The DependencyProperty for the PerspectiveCamera.FieldOfView property. 
        /// 
        public static readonly DependencyProperty FieldOfViewProperty 
            = RegisterProperty("FieldOfView",
                               typeof(double),
                               typeof(PerspectiveCamera),
                               (double)45.0, 
                               new PropertyChangedCallback(FieldOfViewPropertyChanged),
                               null, 
                               /* isIndependentlyAnimated  = */ true, 
                               /* coerceValueCallback */ null);
 
        #endregion Dependency Properties

        //------------------------------------------------------
        // 
        //  Internal Fields
        // 
        //----------------------------------------------------- 

        #region Internal Fields 



        internal System.Windows.Media.Composition.DUCE.MultiChannelResource _duceResource = new System.Windows.Media.Composition.DUCE.MultiChannelResource(); 

        internal const double c_FieldOfView = (double)45.0; 
 
        #endregion Internal Fields
 

    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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