device.RenderState.Lighting = true;
device.RenderState.SpecularEnable = false;
LightsCollection lightsCollection = device.Lights;
//第一个灯光为点光源
lightsCollection[0].Type = LightType.Point;
lightsCollection[0].Ambient = Color.FromArgb(1, 1, 1, 1);
lightsCollection[0].Diffuse = Color.FromArgb(1, 170, 170, 170);
lightsCollection[0].Direction = new Vector3(1, -1, -1);
lightsCollection[0].Position = new Vector3(5, 5, 6000);
lightsCollection[0].Range = 10000;
lightsCollection[0].Attenuation0 = 0.06f;
lightsCollection[0].Enabled = true; //打开灯光
//材质设定
material = new Material();
material.Ambient = Color.FromArgb(1, 1, 1,1);
material.Diffuse = Color.FromArgb(1, 170, 170, 170);
device.Material = material;
