public void ConstructorWithColor()
{
var circle = new OutlinedCircle(Point.Half, 0.1f, Color.Blue);
Assert.AreEqual(Point.Half, circle.Center);
Assert.AreEqual(0.1f, circle.Radius);
Assert.AreEqual(Color.Blue, circle.Color);
}
public void Center()
{
var circle = new OutlinedCircle(Point.Half, 0.1f) { Center = Point.One };
Assert.AreEqual(Point.One, circle.Center);
circle.Radius = 0.1f;
Assert.AreEqual(0.1f, circle.Radius);
}
public static void Draw(this OutlinedCircle outlinedCircle, OpenGL gl)
{
Point3D center = outlinedCircle.Position;
double r = outlinedCircle.Radius;
double t = outlinedCircle.Thickness;
gl.PushMatrix();
// Gère la rotation de l'objet
gl.Translate(outlinedCircle.Position.X, outlinedCircle.Position.Y, outlinedCircle.Position.Z);
gl.Rotate(outlinedCircle.Orientation.X, outlinedCircle.Orientation.Y, outlinedCircle.Orientation.Z);
gl.Translate(-outlinedCircle.Position.X, -outlinedCircle.Position.Y, -outlinedCircle.Position.Z);
// Dessine des points en enchaînant intérieur puis extérieur du périmètre du cercle (triangles reliés grâce à TRIANGLE_STRIP)
gl.Begin(OpenGL.GL_TRIANGLE_STRIP);
gl.Color(outlinedCircle.Color.R, outlinedCircle.Color.G, outlinedCircle.Color.B, outlinedCircle.Color.A);
// Dessine le premier point pour commencer le cercle
gl.Vertex((r - t) * Math.Cos(Math.PI / 180 * outlinedCircle.AngleStart) + center.X, (r - t) * Math.Sin(Math.PI / 180 * outlinedCircle.AngleStart) + center.Y, center.Z);
gl.Vertex(r * Math.Cos(Math.PI / 180 * outlinedCircle.AngleStart) + center.X, r * Math.Sin(Math.PI / 180 * outlinedCircle.AngleStart) + center.Y, center.Z);
// Dessine le point à l'intérieur puis celui à l'extérieur
double incrementAngle = 15;
for (double theta = outlinedCircle.AngleStart + incrementAngle; theta < outlinedCircle.AngleStop; theta += incrementAngle)
{
gl.Vertex((r - t) * Math.Cos(Math.PI / 180 * (theta - incrementAngle / 2)) + center.X, (r - t) * Math.Sin(Math.PI / 180 * (theta - incrementAngle / 2)) + center.Y, center.Z);
gl.Vertex(r * Math.Cos(Math.PI / 180 * theta) + center.X, r * Math.Sin(Math.PI / 180 * theta) + center.Y, center.Z);
}
// Dessine le dernier point pour terminer le cercle
gl.Vertex((r - t) * Math.Cos(Math.PI / 180 * outlinedCircle.AngleStop) + center.X, (r - t) * Math.Sin(Math.PI / 180 * outlinedCircle.AngleStop) + center.Y, center.Z);
gl.Vertex(r * Math.Cos(Math.PI / 180 * outlinedCircle.AngleStop) + center.X, r * Math.Sin(Math.PI / 180 * outlinedCircle.AngleStop) + center.Y, center.Z);
gl.End();
gl.PopMatrix();
}
private void Initialize()
{
Shape = new OutlinedCircle();
SetNodeBrush(Colors.White.AsBrush());
}
public void Radius()
{
var circle = new OutlinedCircle(Point.Half, 0.1f) { Radius = 0.2f, };
Assert.AreEqual(0.2f, circle.Radius);
}
public void ColorProperty()
{
var circle = new OutlinedCircle(Point.Half, 0.1f) { Color = Color.Green };
Assert.AreEqual(Color.Green, circle.Color);
}
