public GLScene()
{
InitializeComponent();
my_UpdateShader = false;
my_GenerateGeometries = false;
my_Geometries = new List <GLGeometry>();
my_LightCount = 0;
my_UpdateLights = false;
my_Lights = new List <GLLight>();
//Set a default Light
GLLight l1 = new GLLight(LightType.DirectionalLight)
{
Direction = new Vector3D(-1.0, -2.0, -3.0),
Ambient = Color.FromRgb(255, 255, 255),
Diffuse = Color.FromRgb(255, 255, 255),
Specular = Color.FromRgb(255, 255, 255)
};
AddLight(l1);
my_Background = Colors.Black;
//Set the default camera
my_CamStartPos = new Vector3D(0.0, 0.0, 200.0);
my_CamStartTarget = new Vector3D(0.0, 0.0, 0.0);
my_CamStartUpDir = new Vector3D(0.0, 1.0, 0.0);
my_Camera = new TrackballCamera()
{
Position = my_CamStartPos,
TargetPosition = my_CamStartTarget,
UpDirection = my_CamStartUpDir
};
MousebuttonDown = false;
MouseSensitivity = 0.5;
SceneIsLoaded = false;
}
/// <summary>
/// Adds a Light to the scene.
/// <para>All the Lights parameters are set on the fragment shader at the next render pass.</para>
/// </summary>
/// <param name="light">A GLLight or derived class.</param>
public void AddLight(GLLight light)
{
light.Index = my_LightCount;
my_Lights.Add(light);
my_LightCount++;
my_UpdateLights = true;
}
private void SetScene()
{
myScene.Lights.Clear();
GLLight l1 = new GLLight(LightType.DirectionalLight)
{
Direction = new Vector3D(2.0, 2.0, 2.0),
Ambient = Color.FromRgb(150, 150, 150),
Diffuse = Color.FromRgb(255, 255, 255),
Specular = Color.FromRgb(255, 255, 255)
};
myScene.AddLight(l1);
GLLight l2 = new GLLight(LightType.PointLight)
{
Position = new Vector3D(-3.0, 0.0, 1.0),
Ambient = Color.FromRgb(150, 150, 150),
Diffuse = Color.FromRgb(200, 200, 200),
Specular = Color.FromRgb(255, 255, 255),
Linear = 0.5,
Quadratic = 0,
Constant = 0.3
};
myScene.AddLight(l2);
GLLight l3 = new GLLight(LightType.SpotLight)
{
Position = new Vector3D(2.0, 2.0, -2.0),
Direction = new Vector3D(-2.0, -2.0, 2.0),
Ambient = Color.FromRgb(150, 150, 150),
Diffuse = Color.FromRgb(255, 255, 255),
Specular = Color.FromRgb(255, 255, 255),
CutOff = 8.0,
OuterCutOff = 12.0,
Linear = 0.09,
Quadratic = 0.03,
Constant = 0.3
};
myScene.AddLight(l3);
//Set the camera position
myScene.Camera.Position = new Vector3D(0, 0, -300);
myScene.CameraDefaultPosition = myScene.Camera.Position;
}