コード例 #1
0
ファイル: Lighting.cs プロジェクト: reisergames/reactor-v1
        internal RLIGHT[] GetClosestActiveLights(Vector3 Position)
        {
            BoundingSphere posSphere = new BoundingSphere(Position, 1.0f);
            SortedList<float,RLIGHT> lights = new SortedList<float,RLIGHT>(32);
            Hashtable distances = new Hashtable(32);
            foreach (RLIGHT light in _LightList.Values)
            {

                float Distance = Vector3.Distance(light.Position.vector, Position);
                if (light.Enabled)
                {
                    switch (light.LightType)
                    {
                        case 0:
                            lights.Add(Distance, light);
                            break;
                        case 1:

                            if(lights.Count >= 32)
                            {
                                int i = 0;
                                foreach(float d in lights.Keys)
                                {
                                    if(lights[d].LightType != 0)
                                    {
                                        if(Distance < d)
                                        {
                                            lights.RemoveAt(i);
                                            break;
                                        }
                                    }
                                    i++;
                                }
                            }
                            BoundingSphere sphere = new BoundingSphere(light.Position.vector, light.Radius);
                            if (sphere.Intersects(posSphere))
                            {
                                lights.Add(Distance, light);
                            }
                            break;
                        case 2:
                            lights.Add(Distance, light);
                            break;
                        default:
                            break;
                    }
                }

            }
            lights.TrimExcess();
            List<RLIGHT> l = new List<RLIGHT>(lights.Values);

            return l.ToArray();
        }