/// <summary>
/// Updates per spot light variables
/// </summary>
/// <param name="light">Light</param>
/// <param name="transform">Translation matrix</param>
/// <param name="viewProjection">View * projection matrix</param>
/// <param name="shadowMaps">Shadow map flags</param>
/// <param name="shadowMap">Cubic shadow map</param>
public void UpdatePerLight(
SceneLightPoint light,
Matrix transform,
Matrix viewProjection,
IShadowMap shadowMap)
{
this.PointLight = new BufferLightPoint(light);
this.World = transform;
this.WorldViewProjection = transform * viewProjection;
this.ShadowMapPoint = shadowMap?.Texture;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="light">Light</param>
public BufferLightPoint(SceneLightPoint light)
{
this.Position = light.Position;
this.DiffuseColor = light.DiffuseColor;
this.SpecularColor = light.SpecularColor;
this.Intensity = light.Intensity;
this.Radius = light.Radius;
this.CastShadow = light.CastShadow ? 1 : 0;
this.MapIndex = light.ShadowMapIndex;
var perspectiveMatrix = Matrix.PerspectiveFovLH(MathUtil.PiOverTwo, 1, 0.1f, this.Radius + 0.1f);
this.PerspectiveValues = new Vector2(perspectiveMatrix[2, 2], perspectiveMatrix[3, 2]);
this.Pad1 = 1000;
this.Pad2 = 2000;
this.Pad3 = 3000;
}
