private Node GridDistribution(Rectangle area, Color[] colors, BodyRenderer renderer)
{
var hexagons = new Node();
var r = 8;
var x = r * (float)Math.Sqrt(3);
var y = r * 2f;
var n = area.Width / x - 1;
var m = area.Height / y - 1;
var o = new Vector2(r + 3, r);
var d = r;
for (var i = 0; i < n; i++)
{
o += new Vector2(0, d);
d = -d;
for (var j = 0; j < m; j++)
{
if (Rand.Float() < .6f)
continue;
var pos = o + new Vector2(i * x, j * y);
var color = colors.RandomItem();
hexagons.Add(BuildHexagon(renderer, color, pos, r, r));
}
}
return hexagons;
}
private Body BuildHexagon(BodyRenderer renderer, Color color, Vector2 pos, float radius, float spacing)
{
var poly = ShapeFactory.Hexagon(Vector2.Zero, radius);
var body = Physic.World.CreatePolygon(new Vertices(poly), 1, pos);
body.SetCollisionType(HexPhysicTypes.Ground);
if (radius < 5)
{
body.BodyType = BodyType.Dynamic;
body.AngularDamping = 5f;
/*var distanceJoint = K2.Physic.JointFactory.CreateFixedDistanceJoint(body, Vector2.Zero, pos);
distanceJoint.Frequency = 10;
distanceJoint.Length = radius * .2f;
distanceJoint.DampingRatio = 1;*/
var j = new FixedMouseJoint(body, pos)
{
Frequency = 1000,
MaxForce = 100,
DampingRatio = 1,
Breakpoint = 150,
};
Physic.World.AddJoint(j);
}
renderer.Add(body, color);
return body;
}
private Body BuildHexagon(BodyRenderer renderer, Color[] colors, Hexagon hex, float radius, float spacing)
{
var pos = hex.GetPosition(spacing);
pos += new Vector2(radius) * Rand.Sign();
var color = colors.RandomItem();
return BuildHexagon(renderer, color, pos, radius, spacing);
}
public HexScene(BodyRenderer bodyRenderer, Rectangle area)
{
var palette = Palette.FromXmlFile(DataPack.Colors.Browns);
var colors = palette.GetColors().Take(4).ToArray();
// background
//var bgColor = palette.ColorSets[0].Colors[4];
//var shape = vectoRendererBg.Add(new VectoShape());
//shape.DrawRectangle(Vector2.Zero, area.Width, area.Height, true, bgColor);
AddRange(TestDistribution(area, bodyRenderer, colors));
Add(Physic.World.CreateLoopShape(area.ToVertices()));
}
public HexActor(BodyRenderer renderer, Rectangle area)
{
var palette = Palette.FromXmlFile(DataPack.Colors.RedAndBlue);
var color = palette.GetColors(3).ToArray()[2];
var poly = ShapeFactory.Hexagon(Vector2.Zero, .5f);
// body
var body = Add(new Body(Physic.World)
{
BodyType = BodyType.Dynamic,
Position = area.Center.ToVector2(),
//LinearDamping = 10,
AngularDamping = 5,
IsBullet = true
});
Add(new BodyStateRecorder(body, "cameraTarget"));
Add(new SoundListener(body));
// main fixture
var bodyFixture = body.AttachPolygon(new Vertices(poly), 1);
bodyFixture.Restitution = 0;
bodyFixture.Friction = 0f;
bodyFixture.SetCollisionType(HexPhysicTypes.Actor);
// control
var ui = Add(new GameUI());
var surfaceController = Add(new SurfaceMovementControl(body, 200f, 300f));
var boost = ui.Add(new BoostController(body) { BoostMin = 500, BoostMax = 10000 });
ui.Add(new MovementKeyboardInput(surfaceController, boost));
Add(new GroundConstraint(body, bodyFixture, surfaceController));
ui.Add(new Cursor(DataPack.Textures.Square) { Color = color, Size = 5f });
// camera
var tracker = ui.Add(new BodyMouseTracker(body, .4f));
ui.Add(new TrackingBodyCameraController(tracker, UpdateTime.Sim));
ui.Add(new CameraStateRecorder());
var camConstraint = ui.Add(new CameraConstraint
{
TopLeft = Vector2.Zero,
BottomRight = new Vector2(area.Width, area.Height)
});
ui.Add(new MouseZoomController(.1f, .5f) { WheelRange = 3 });
Render.Camera.Position = body.Position;
// render
renderer.Add(body, color);
Add(new Disposer(() => renderer.Remove(body)));
}
private Node TreeDistribution(Rectangle area, Color[] colors, BodyRenderer renderer)
{
var hexagons = new Node();
var radius = 2;
var spacing = 4;
var mapWidth = area.Width / spacing - 3;
var mapHeight = area.Height / spacing - 1;
var map = new HexagonMap<bool>(mapWidth, mapHeight);
var first = new Hexagon(Rand.Floor(mapWidth), Rand.Floor(mapHeight));
map[first] = true;
hexagons.Add(BuildHexagon(renderer, colors, first, radius, spacing));
var current = first;
var n = 5 + Rand.Floor(10);
for (int i = 0; i < n; i++)
{
var freeNeighbors = current.GetNeighborsWhere(hexagon => map.IsInBound(hexagon) && !map[hexagon]).ToArray();
if (!freeNeighbors.Any())
break;
current = freeNeighbors.RandomItem();
map[current] = true;
hexagons.Add(BuildHexagon(renderer, colors, current, radius, spacing));
}
return hexagons;
}
private IEnumerable<Body> TestDistribution(Rectangle area, BodyRenderer renderer, Color[] colors)
{
const int size = 12;
const float spacing = 14f;
var origin = new Vector2(area.Width / 2, area.Height / 2);
return SpiralRingDistribution(renderer, colors, origin, size, spacing, 4, .4f);
}
private IEnumerable<Body> SpiralRingDistribution(BodyRenderer renderer, Color[] colors, Vector2 origin, float size, float spacing, int spiralRadius, float chance)
{
var hexagons = new List<Body>();
var center = new Hexagon(0, 0);
var color = colors.RandomItem();
var pos = origin + center.GetPosition(spacing);
//hexagons.Add(BuildHexagon(render, color, pos, size, spacing));
var ring = center.GetSpiralRing(spiralRadius);
foreach (var hexagon in ring)
{
pos = origin + hexagon.GetPosition(spacing);
var rand = Rand.Float();
if (rand < chance)
{
if (rand > chance / 2)
continue;
var newSize = size / 3;
var newSpacing = spacing / 3;
if (newSpacing > .5f)
{
hexagons.AddRange(SpiralRingDistribution(renderer, colors, pos, newSize, newSpacing, 1, chance));
}
continue;
}
color = colors.RandomItem();
hexagons.Add(BuildHexagon(renderer, color, pos, size, spacing));
}
return hexagons;
}