public DirectionalLight(Vector3 direction, RealColor colour, WorldBounds bounds, float _power)
{
this.Direction = direction;
this.color = colour.Copy();
this.bounds = bounds;
power = _power;
}
public DiffuseLight(Vertex[] triangle, RealColor color, float power)
{
a = triangle[0]; b = triangle[1]; c = triangle[2];
this.color = color.Copy();
this.power = power;
Normal = RadiosityHelper.ComputeTriangleNormal(a, b, c);
Center = Vector3.BaryCentric(a.position, b.position, c.position, 0.333333f, 0.333333f);
}
/// <summary>
/// Constructs a diffuse light.
/// </summary>
/// <param name="direction"></param>
/// <param name="colour"></param>
public RadiosityLight(Vector3 direction, RealColor colour, WorldBounds bounds, int pointCount)
{
this.m_randomNumberGen = new Random();
this.m_direction = direction;
this.m_colour = colour.Copy();
// Create DX3D version:
this.m_light = new Light();
this.m_light.Type = LightType.Directional;
/*this.m_light.Diffuse = Color.FromArgb((int)(m_colour[0] * 255),
* (int)(m_colour[1] * 255),
* (int)(m_colour[2] * 255));*/
this.m_light.Direction = this.m_direction;
this.bounds = bounds;
this.pointCount = pointCount;
width = bounds.X.Upper - bounds.X.Lower;
height = bounds.Y.Upper - bounds.Y.Lower;
}
/// <summary>
/// Constructs a spot light.
/// </summary>
/// <param name="position"></param>
/// <param name="direction"></param>
/// <param name="colour"></param>
/// <param name="power"></param>
public RadiosityLight(Vector3 position, Vector3 direction, RealColor colour, float power)
{
this.m_randomNumberGen = new Random();
this.m_position = position;
this.m_direction = direction;
m_colour = colour.Copy();
//this.m_colour = colour;
this.m_power = power;
// Create DX version.
this.m_light = new Light();
this.m_light.Type = LightType.Spot;
this.m_light.Diffuse = System.Drawing.Color.FromArgb((int)m_colour[0],
(int)m_colour[1],
(int)m_colour[2]);
this.m_light.Position = m_position;
this.m_light.Direction = m_direction;
this.m_light.Range = 1.0f;
this.m_light.InnerConeAngle = 0.5f;
this.m_light.OuterConeAngle = 1.0f;
this.m_light.Falloff = 1.0f;
this.m_light.Attenuation0 = m_power;
}
/// <summary>
/// Creates a photon, usually created by a light source.
/// </summary>
/// <param name="position">Position of photon.</param>
/// <param name="direction">Initial direction of photon.</param>
/// <param name="color">Colour of photon</param>
public Photon(Vector3 position, Vector3 direction, RealColor color)
{
this.m_position = position;
this.m_direction = direction;
this.m_colour = color.Copy();
}
