private static void DoBodyCount(Window window, Viewport viewport2, Scene scene1, Scene scene2, Vector2D pos)
{
List <Body> bodies = DemoHelper.AddText(new DemoOpenInfo(window, viewport2, scene2), "Bodies: 000000", pos, 20);
foreach (Body body in bodies)
{
SpriteDrawable s = body.Shape.Tag as SpriteDrawable;
s.Color = new ScalarColor4(.1f, .1f, 1, 1);
}
bodies.RemoveRange(0, 7);
Vector2D[] positions = new Vector2D[bodies.Count];
for (int index = 0; index < positions.Length; index++)
{
positions[index] = bodies[index].State.Position.Linear - numbers2[0].Offset;
}
EventHandler <CollectionEventArgs <Body> > handler = delegate(object sender, CollectionEventArgs <Body> e)
{
string val = scene1.Engine.Bodies.Count.ToString();
SetBodiesText(bodies, positions, val);
};
scene1.Engine.BodiesAdded += handler;
scene1.Engine.BodiesRemoved += handler;
}
private static void DoFPS(Window window, Viewport viewport2, Scene scene1, Scene scene2, Vector2D pos)
{
List <Body> bodies = DemoHelper.AddText(new DemoOpenInfo(window, viewport2, scene2), "FPS: 000", pos, 20);
foreach (Body body in bodies)
{
SpriteDrawable s = body.Shape.Tag as SpriteDrawable;
s.Color = new ScalarColor4(.1f, .1f, 1, 1);
}
bodies.RemoveRange(0, 4);
Vector2D[] positions = new Vector2D[bodies.Count];
for (int index = 0; index < positions.Length; index++)
{
positions[index] = bodies[index].State.Position.Linear - numbers2[0].Offset;
}
int frames = 100;
Scalar frameSeconds = 1;
viewport2.BeginDrawing += delegate(object sender, DrawEventArgs e)
{
if (frames >= 10)
{
frames /= 2;
frameSeconds /= 2;
}
frames++;
frameSeconds += e.DrawInfo.TrueDt;
int ups = (int)(frames / frameSeconds);
if (ups < 0)
{
ups = 0;
}
string val = ups.ToString();
SetBodiesText(bodies, positions, val);
};
}
public static void AddStarField(DemoOpenInfo info, int count, BoundingRectangle rect)
{
Vector2D[] stars = new Vector2D[count];
ScalarColor3[] starColors = new ScalarColor3[stars.Length];
for (int index = 0; index < stars.Length; ++index)
{
stars[index] = new Vector2D(NextScalar(rect.Min.X, rect.Max.X), NextScalar(rect.Min.Y, rect.Max.Y));
starColors[index] = new ScalarColor3(DemoHelper.NextScalar(), DemoHelper.NextScalar(), DemoHelper.NextScalar());
}
Colored3VertexesDrawable stardrawable = new Colored3VertexesDrawable(Gl.GL_POINTS, stars, starColors);
Graphic stargraphic = new Graphic(stardrawable, Matrix2x3.Identity, new Lifespan());
stargraphic.ZOrder = -1;
stargraphic.DrawProperties.Add(new PointSizeProperty(1));
info.Scene.AddGraphic(stargraphic);
}