public override void Draw()
{
if (_useWireframe)
{
GraphicsMgr.Rasterizer = GameController.WireframeRasterizer;
}
var startingPosition = new Vector2(100, 100);
var position = startingPosition;
var spacing = 100;
// Trianglefan.
_trianglefan.Position = position;
_trianglefan.Draw();
// Trianglefan.
position += Vector2.UnitX * spacing;
// Trianglestrip.
_trianglestrip.Position = position;
_trianglestrip.Draw();
// Trianglestrip.
position += Vector2.UnitX * spacing * 2;
// Mesh.
_mesh.Position = position;
var cell = new Vector2(
Default.AutismCat.Width / (float)_mesh.Width,
Default.AutismCat.Height / (float)_mesh.Height
) * _meshRepeat;
var c = 0;
for (var k = 0; k < _mesh.Height; k += 1)
{
for (var i = 0; i < _mesh.Width; i += 1)
{
var v = _mesh.Vertices[c];
// Displacing vertices to make ripple effect.
v.Position = new Vector2(i, k) * cell + Vector2.One * (float)Math.Sin(GameMgr.ElapsedTimeTotal + i) * 4;
_mesh.Vertices[c] = v;
c += 1;
}
}
_mesh.Draw();
// Mesh.
position += Vector2.UnitY * spacing * 2;
position.X = startingPosition.X;
// Linestrip.
var vertex = _linestrip.Vertices[0];
// Tail effect.
vertex.Position = position + new Vector2(
(float)Math.Cos(GameMgr.ElapsedTimeTotal * 2),
(float)Math.Sin(-GameMgr.ElapsedTimeTotal * 4)
) * 50;
_linestrip.Vertices[0] = vertex;
for (var i = 1; i < _linestrip.Vertices.Count; i += 1)
{
vertex = _linestrip.Vertices[i];
var delta = _linestrip.Vertices[i - 1].Position - vertex.Position;
if (delta.Length() > 8)
{
var e = delta.GetSafeNormalize();
vertex.Position = _linestrip.Vertices[i - 1].Position - e * 8;
_linestrip.Vertices[i] = vertex;
}
}
_linestrip.Draw();
// Linestrip.
position += Vector2.UnitX * spacing;
// Custom.
_custom.Position = position;
_custom.Draw();
// Custom.
if (_useWireframe)
{
GraphicsMgr.Rasterizer = GameController.DefaultRasterizer;
}
}
