|
|
#region License
|
|
|
/* FNA - XNA4 Reimplementation for Desktop Platforms
|
|
|
* Copyright 2009-2020 Ethan Lee and the MonoGame Team
|
|
|
*
|
|
|
* Released under the Microsoft Public License.
|
|
|
* See LICENSE for details.
|
|
|
*/
|
|
|
#endregion
|
|
|
|
|
|
namespace Microsoft.Xna.Framework.Graphics
|
|
|
{
|
|
|
public sealed class DirectionalLight
|
|
|
{
|
|
|
#region Public Properties
|
|
|
|
|
|
private Vector3 INTERNAL_diffuseColor;
|
|
|
public Vector3 DiffuseColor
|
|
|
{
|
|
|
get
|
|
|
{
|
|
|
return INTERNAL_diffuseColor;
|
|
|
}
|
|
|
set
|
|
|
{
|
|
|
INTERNAL_diffuseColor = value;
|
|
|
if (Enabled && diffuseColorParameter != null)
|
|
|
{
|
|
|
diffuseColorParameter.SetValue(INTERNAL_diffuseColor);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
private Vector3 INTERNAL_direction;
|
|
|
public Vector3 Direction
|
|
|
{
|
|
|
get
|
|
|
{
|
|
|
return INTERNAL_direction;
|
|
|
}
|
|
|
set
|
|
|
{
|
|
|
INTERNAL_direction = value;
|
|
|
if (directionParameter != null)
|
|
|
{
|
|
|
directionParameter.SetValue(INTERNAL_direction);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
private Vector3 INTERNAL_specularColor;
|
|
|
public Vector3 SpecularColor
|
|
|
{
|
|
|
get
|
|
|
{
|
|
|
return INTERNAL_specularColor;
|
|
|
}
|
|
|
set
|
|
|
{
|
|
|
INTERNAL_specularColor = value;
|
|
|
if (Enabled && specularColorParameter != null)
|
|
|
{
|
|
|
specularColorParameter.SetValue(INTERNAL_specularColor);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
private bool INTERNAL_enabled;
|
|
|
public bool Enabled
|
|
|
{
|
|
|
get
|
|
|
{
|
|
|
return INTERNAL_enabled;
|
|
|
}
|
|
|
set
|
|
|
{
|
|
|
if (INTERNAL_enabled != value)
|
|
|
{
|
|
|
INTERNAL_enabled = value;
|
|
|
if (INTERNAL_enabled)
|
|
|
{
|
|
|
if (diffuseColorParameter != null)
|
|
|
{
|
|
|
diffuseColorParameter.SetValue(DiffuseColor);
|
|
|
}
|
|
|
if (specularColorParameter != null)
|
|
|
{
|
|
|
specularColorParameter.SetValue(SpecularColor);
|
|
|
}
|
|
|
}
|
|
|
else
|
|
|
{
|
|
|
if (diffuseColorParameter != null)
|
|
|
{
|
|
|
diffuseColorParameter.SetValue(Vector3.Zero);
|
|
|
}
|
|
|
if (specularColorParameter != null)
|
|
|
{
|
|
|
specularColorParameter.SetValue(Vector3.Zero);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
}
|
|
|
}
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
#region Internal Variables
|
|
|
|
|
|
internal EffectParameter diffuseColorParameter;
|
|
|
internal EffectParameter directionParameter;
|
|
|
internal EffectParameter specularColorParameter;
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
#region Public Constructor
|
|
|
|
|
|
public DirectionalLight(
|
|
|
EffectParameter directionParameter,
|
|
|
EffectParameter diffuseColorParameter,
|
|
|
EffectParameter specularColorParameter,
|
|
|
DirectionalLight cloneSource
|
|
|
) {
|
|
|
this.diffuseColorParameter = diffuseColorParameter;
|
|
|
this.directionParameter = directionParameter;
|
|
|
this.specularColorParameter = specularColorParameter;
|
|
|
if (cloneSource != null)
|
|
|
{
|
|
|
DiffuseColor = cloneSource.DiffuseColor;
|
|
|
Direction = cloneSource.Direction;
|
|
|
SpecularColor = cloneSource.SpecularColor;
|
|
|
Enabled = cloneSource.Enabled;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
#endregion
|
|
|
}
|
|
|
}
|
|
|
|
