public static void AddBoundingFrustum(BoundingFrustum frustum, Color color, float life = 0f)
{
// Get a DebugShape we can use to draw the frustum
DebugShape shape = GetShapeForLines(12, life);
// Get the corners of the frustum
frustum.GetCorners(_corners);
// Fill in the vertices for the bottom of the frustum
shape.Vertices[0] = new VertexPositionColor(_corners[0].ToXNA(), color);
shape.Vertices[1] = new VertexPositionColor(_corners[1].ToXNA(), color);
shape.Vertices[2] = new VertexPositionColor(_corners[1].ToXNA(), color);
shape.Vertices[3] = new VertexPositionColor(_corners[2].ToXNA(), color);
shape.Vertices[4] = new VertexPositionColor(_corners[2].ToXNA(), color);
shape.Vertices[5] = new VertexPositionColor(_corners[3].ToXNA(), color);
shape.Vertices[6] = new VertexPositionColor(_corners[3].ToXNA(), color);
shape.Vertices[7] = new VertexPositionColor(_corners[0].ToXNA(), color);
// Fill in the vertices for the top of the frustum
shape.Vertices[8] = new VertexPositionColor(_corners[4].ToXNA(), color);
shape.Vertices[9] = new VertexPositionColor(_corners[5].ToXNA(), color);
shape.Vertices[10] = new VertexPositionColor(_corners[5].ToXNA(), color);
shape.Vertices[11] = new VertexPositionColor(_corners[6].ToXNA(), color);
shape.Vertices[12] = new VertexPositionColor(_corners[6].ToXNA(), color);
shape.Vertices[13] = new VertexPositionColor(_corners[7].ToXNA(), color);
shape.Vertices[14] = new VertexPositionColor(_corners[7].ToXNA(), color);
shape.Vertices[15] = new VertexPositionColor(_corners[4].ToXNA(), color);
// Fill in the vertices for the vertical sides of the frustum
shape.Vertices[16] = new VertexPositionColor(_corners[0].ToXNA(), color);
shape.Vertices[17] = new VertexPositionColor(_corners[4].ToXNA(), color);
shape.Vertices[18] = new VertexPositionColor(_corners[1].ToXNA(), color);
shape.Vertices[19] = new VertexPositionColor(_corners[5].ToXNA(), color);
shape.Vertices[20] = new VertexPositionColor(_corners[2].ToXNA(), color);
shape.Vertices[21] = new VertexPositionColor(_corners[6].ToXNA(), color);
shape.Vertices[22] = new VertexPositionColor(_corners[3].ToXNA(), color);
shape.Vertices[23] = new VertexPositionColor(_corners[7].ToXNA(), color);
}
/// <summary>
/// Creates the smallest BoundingSphere that can contain a specified BoundingFrustum.
/// </summary>
/// <param name="frustum">The BoundingFrustum to create the BoundingSphere with.</param>
public static BoundingSphere CreateFromFrustum(BoundingFrustum frustum)
{
return(CreateFromPoints(frustum.GetCorners()));
}
/// <summary>
/// Creates the smallest BoundingSphere that can contain a specified BoundingFrustum.
/// </summary>
/// <param name="frustum">The BoundingFrustum to create the BoundingSphere with.</param>
public static BoundingSphere CreateFromFrustum(BoundingFrustum frustum)
{
return CreateFromPoints(frustum.GetCorners());
}
