SpotLight.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Core / CSharp / System / Windows / Media3D / SpotLight.cs / 1305600 / SpotLight.cs

                            //---------------------------------------------------------------------------- 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// 
// Description: 3D spot light implementation. 
//
//              See spec at http://avalon/medialayer/Specifications/Avalon3D%20API%20Spec.mht 
//
// History:
//  06/18/2003 : t-gregr - Created
// 
//---------------------------------------------------------------------------
 
using System; 
using System.Windows.Media;
using System.Windows.Media.Composition; 
using MS.Internal;
using System.ComponentModel.Design.Serialization;
using System.Windows.Markup;
 
namespace System.Windows.Media.Media3D
{ 
    ///  
    ///     The SpotLight derives from PointLightBase as it has a position, range, and attenuation,
    ///     but also adds in a direction and parameters to control the "cone" of the light. 
    ///     In order to control the "cone", outerConeAngle (beyond which nothing is illuminated),
    ///     and innerConeAngle (within which everything is fully illuminated) must be specified.
    ///     Lighting between the outside of the inner cone and the outer cone falls off linearly.
    ///  
    public sealed partial class SpotLight : PointLightBase
    { 
        //----------------------------------------------------- 
        //
        //  Constructors 
        //
        //-----------------------------------------------------

        #region Constructors 

        ///  
        ///     Constructor. 
        /// 
        /// Diffuse color of the new light. 
        /// Position of the new light.
        /// Direction of the new light.
        /// Outer cone angle of the new light.
        /// Inner cone angle of the new light. 
        public SpotLight(Color diffuseColor, Point3D position, Vector3D direction,
                         double outerConeAngle, double innerConeAngle) : this() 
        { 
            // Set PointLightBase properties
            Color = diffuseColor; 
            Position = position;

            // Set SpotLight properties
            Direction = direction; 
            OuterConeAngle = outerConeAngle;
            InnerConeAngle = innerConeAngle; 
        } 

        ///  
        ///     Builds a default spotlight shining onto the origin from the (0,0,-1)
        /// 
        public SpotLight() {}
 
        #endregion Constructors
 
        //------------------------------------------------------ 
        //
        //  Public Methods 
        //
        //-----------------------------------------------------

        //------------------------------------------------------ 
        //
        //  Public Properties 
        // 
        //------------------------------------------------------
 
        //-----------------------------------------------------
        //
        //  Public Events
        // 
        //------------------------------------------------------
 
        //----------------------------------------------------- 
        //
        //  Private Fields 
        //
        //-----------------------------------------------------

    } 
}
 

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

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