/// <summary>
/// Initializes a new instance of the <see cref="FormSceneSample"/> class.
/// </summary>
public FormSceneSample()
{
InitializeComponent();
sceneControl1.MouseDown += new MouseEventHandler(FormSceneSample_MouseDown);
sceneControl1.MouseMove += new MouseEventHandler(FormSceneSample_MouseMove);
sceneControl1.MouseUp += new MouseEventHandler(sceneControl1_MouseUp);
// Add some design-time primitives.
sceneControl1.Scene.SceneContainer.AddChild(new
SharpGL.SceneGraph.Primitives.Grid());
sceneControl1.Scene.SceneContainer.AddChild(new
SharpGL.SceneGraph.Primitives.Axies());
// Create a light.
Light light = new Light()
{
On = true,
Position = new Vertex(3, 10, 3),
GLCode = OpenGL.GL_LIGHT0
};
// Add the light.
sceneControl1.Scene.SceneContainer.AddChild(light);
// Create a sphere.
Cube cube = new Cube();
cube.AddEffect(arcBallEffect);
// Add it.
sceneControl1.Scene.SceneContainer.AddChild(cube);
// Add the root element to the tree.
AddElementToTree(sceneControl1.Scene.SceneContainer, treeView1.Nodes);
}
/// <summary>
/// Calculates the lighting.
/// </summary>
/// <param name="light">The light.</param>
/// <param name="angle">The angle.</param>
/// <returns></returns>
public GLColor CalculateLighting(Light light, float angle)
{
double angleRadians = angle * 3.14159 / 360.0;
GLColor reflected = ambient * light.Ambient;
reflected += diffuse * light.Diffuse * (float)Math.Cos(angleRadians);
return reflected;
}
public Light()
: base()
{
_light = new SharpGL.SceneGraph.Lighting.Light();
SetTexture(ResourceManager.GetTexture("light"));
SetStaticObject(true);
EnableAirResistance(false);
EnablePhysics(false);
Z_Index = 100;
}
public Light()
: base()
{
_light = new SharpGL.SceneGraph.Lighting.Light();
SetTexture(ResourceManager.GetTexture("light"));
SetStaticObject(true);
EnableAirResistance(false);
EnablePhysics(false);
Z_Index = 100;
}
public Light(int r, int g, int b, int parentId)
: base()
{
_light = new SharpGL.SceneGraph.Lighting.Light();
_light.On = true;
Color col = Color.FromArgb(255,r, g, b);
_light.Ambient = col;
_light.Diffuse = col;
_light.Specular = col;
SetTexture(ResourceManager.GetTexture("light"));
SetStaticObject(true);
EnableAirResistance(false);
EnablePhysics(false);
//_r = r;
//_g = g;
//_b = b;
_parentId = parentId;
}
public Light(int r, int g, int b, int parentId)
: base()
{
_light = new SharpGL.SceneGraph.Lighting.Light();
_light.On = true;
Color col = Color.FromArgb(255, r, g, b);
_light.Ambient = col;
_light.Diffuse = col;
_light.Specular = col;
SetTexture(ResourceManager.GetTexture("light"));
SetStaticObject(true);
EnableAirResistance(false);
EnablePhysics(false);
//_r = r;
//_g = g;
//_b = b;
_parentId = parentId;
}
public FormMain()
{
InitializeComponent();
// Create a light.
Light light = new Light()
{
On = true,
Position = new Vertex(30, 100, 30),
GLCode = OpenGL.GL_LIGHT0
};
Cube cubeSmall = new Cube()
{
Position = new Vertex(0, 0, 1),
Scale = new Vertex(1, 1, 1)
};
Cube cubeBig = new Cube
{
Position = new Vertex(-3, -3, 2),
Scale = new Vertex(2, 2, 2)
};
// Add some design-time primitives.
sceneControl1.Scene.SceneContainer.AddChild(new Grid());
sceneControl1.Scene.SceneContainer.AddChild(new Axies());
//sceneControl1.Scene.CurrentCamera.Project();
// Add it.
// Add the light.
sceneControl1.Scene.SceneContainer.AddChild(cubeSmall);
sceneControl1.Scene.SceneContainer.AddChild(cubeBig);
sceneControl1.Scene.SceneContainer.AddChild(light);
Camera.Position = new Vertex(10, 10, 10);
Camera.Target = new Vertex(0, 0, 0);
}
/// <summary>
/// Initialises a modeling scene. A modeling scene has:
/// - A 'Look At' camera targetting the centre of the scene
/// - Three gentle omnidirectional lights
/// - A design time grid and axis.
/// </summary>
/// <param name="scene">The scene.</param>
public static void InitialiseModelingScene(Scene scene)
{
// Create the 'Look At' camera
var lookAtCamera = new LookAtCamera()
{
Position = new Vertex(-10f, -10f, 10f),
Target = new Vertex(0f, 0f, 0f),
UpVector = new Vertex(0f, 0f, 1f)
};
// Set the look at camera as the current camera.
scene.CurrentCamera = lookAtCamera;
// Add some design-time primitives.
var folder = new Folder() { Name = "Design Primitives" };
folder.AddChild(new Grid());
folder.AddChild(new Axies());
scene.SceneContainer.AddChild(folder);
// Create some lights.
Light light1 = new Light()
{
Name="Light 1",
On = true,
Position = new Vertex(-9, -9, 11),
GLCode = OpenGL.GL_LIGHT0
};
Light light2 = new Light()
{
Name = "Light 2",
On = true,
Position = new Vertex(9, -9, 11),
GLCode = OpenGL.GL_LIGHT1
};
Light light3 = new Light()
{
Name = "Light 3",
On = true,
Position = new Vertex(0, 15, 15),
GLCode = OpenGL.GL_LIGHT2
};
// Add the lights.
folder = new Folder() { Name = "Lights" };
folder.AddChild(light1);
folder.AddChild(light2);
folder.AddChild(light3);
scene.SceneContainer.AddChild(folder);
// Create a set of scene attributes.
OpenGLAttributesEffect sceneAttributes = new OpenGLAttributesEffect()
{
Name = "Scene Attributes"
};
// Specify the scene attributes.
sceneAttributes.EnableAttributes.EnableDepthTest = true;
sceneAttributes.EnableAttributes.EnableNormalize = true;
sceneAttributes.EnableAttributes.EnableLighting = true;
sceneAttributes.EnableAttributes.EnableTexture2D = true;
sceneAttributes.EnableAttributes.EnableBlend = true;
sceneAttributes.ColorBufferAttributes.BlendingSourceFactor = BlendingSourceFactor.SourceAlpha;
sceneAttributes.ColorBufferAttributes.BlendingDestinationFactor = BlendingDestinationFactor.OneMinusSourceAlpha;
sceneAttributes.LightingAttributes.TwoSided = true;
scene.SceneContainer.AddEffect(sceneAttributes);
}
public Light(uint GLCode)
{
light = new Lighting.Light();
light.On = true;
light.GLCode = GLCode;
}
public Light(uint GLCode)
{
light = new Lighting.Light();
light.On = true;
light.GLCode = GLCode;
}
internal static bool Equal(Light x, Light y)
{
if (x == null || y == null)
return false;
return x.Position.Equals(y.Position) && x.CastShadow.Equals(y.CastShadow) && x.On.Equals(y.On)
&& ColorsEqual(x.Ambient, y.Ambient) && ColorsEqual(x.Diffuse, y.Diffuse)
&& ColorsEqual(x.Specular, y.Specular) && GLColorsEqual(x.ShadowColor, y.ShadowColor)
&& x.GLCode.Equals(y.GLCode);
}
