public static void DrawRectangle(this IDebugCanvas canvas, IntRect2 nodeRect, float z, StrokeStyle strokeStyle)
{
canvas.DrawLineStrip(
new [] {
new DoubleVector3(nodeRect.Left, nodeRect.Top, z),
new DoubleVector3(nodeRect.Right, nodeRect.Top, z),
new DoubleVector3(nodeRect.Right, nodeRect.Bottom, z),
new DoubleVector3(nodeRect.Left, nodeRect.Bottom, z),
new DoubleVector3(nodeRect.Left, nodeRect.Top, z)
}, strokeStyle);
}
public static IHoleStaticMetadata CreateRectangleHoleMetadata(int x, int y, int width, int height, double rotation)
{
var contour = Polygon2.CreateRect(-width / 2, -height / 2, width, height).Points;
var transform = Matrix3x2.CreateRotation((float)rotation);
contour = contour.Map(p => Vector2.Transform(p.ToDoubleVector2().ToDotNetVector(), transform).ToOpenMobaVector().LossyToIntVector2())
.Map(p => p + new IntVector2(x, y))
.ToList();
var bounds = IntRect2.BoundingPoints(contour.ToArray()).ToDotNetRectangle();
return(new PrismHoleStaticMetadata(bounds, new[] { new Polygon2(contour) }));
}
private static void RenderVisualizationFrame()
{
var segments = Util.Generate(200, RandomSegment);
var(ax, ay) = RandomPoint();
var(bx, by) = RandomPoint();
var rect = new IntRect2(Math.Min(ax, bx), Math.Min(ay, by), Math.Max(ax, bx), Math.Max(ay, by));
//var rect = new IntRect2(Math.Min(ax, bx), Math.Min(ay, by), Math.Min(ax, bx), Math.Max(ay, by));
//var rect = new IntRect2(segments[0].X1, segments[0].Y1, segments[0].X1, segments[0].Y1);
var canvas = host.CreateAndAddCanvas(frameCounter++);
canvas.BatchDraw(() => {
canvas.DrawRectangle(rect, 0, StrokeStyle.BlackHairLineSolid);
foreach (var s in segments)
{
canvas.DrawLine(s.First, s.Second, rect.ContainsOrIntersects(s) ? StrokeStyle.LimeHairLineDashed5 : StrokeStyle.RedHairLineDashed5);
}
});
}
// todo: this is probablby wrong, sorry. public static Rectangle ToDotNetRectangle(this IntRect2 r) => new Rectangle(r.Left, r.Top, r.Right - r.Left, r.Bottom - r.Top);
