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Round dual terrain tile corners

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This commit is contained in:
Frank Tovar
2026-05-08 22:10:57 +02:00
parent 40038302de
commit 5fb4265197
1 changed files with 35 additions and 4 deletions
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39
src/ReactorMaintenance.Win2D/MainWindow.xaml.cs
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@@ -4,6 +4,7 @@ using Windows.Storage;
using Windows.Storage.Pickers;
using Windows.UI;
using Microsoft.Graphics.Canvas;
using Microsoft.Graphics.Canvas.Geometry;
using Microsoft.Graphics.Canvas.Text;
using Microsoft.Graphics.Canvas.UI.Xaml;
using Microsoft.UI;
@@ -228,22 +229,52 @@ public sealed partial class MainWindow
var halfWidth = rect.Width / 2;
var halfHeight = rect.Height / 2;
if ((floorMask & c_TopLeftFloor) != 0)
drawing.FillRectangle(new(rect.X, rect.Y, halfWidth, halfHeight), floorColor);
DrawFloorCorner(drawing, rect, floorColor, c_TopLeftFloor);
if ((floorMask & c_TopRightFloor) != 0)
drawing.FillRectangle(new(rect.X + halfWidth, rect.Y, halfWidth, halfHeight), floorColor);
DrawFloorCorner(drawing, rect, floorColor, c_TopRightFloor);
if ((floorMask & c_BottomLeftFloor) != 0)
drawing.FillRectangle(new(rect.X, rect.Y + halfHeight, halfWidth, halfHeight), floorColor);
DrawFloorCorner(drawing, rect, floorColor, c_BottomLeftFloor);
if ((floorMask & c_BottomRightFloor) != 0)
drawing.FillRectangle(new(rect.X + halfWidth, rect.Y + halfHeight, halfWidth, halfHeight), floorColor);
DrawFloorCorner(drawing, rect, floorColor, c_BottomRightFloor);
var center = new Vector2((float)(rect.X + halfWidth), (float)(rect.Y + halfHeight));
if (floorMask is c_TopLeftFloor or c_TopRightFloor or c_BottomLeftFloor or c_BottomRightFloor)
drawing.FillCircle(center, (float)Math.Min(rect.Width, rect.Height) * 0.18f, floorColor);
}
private static void DrawFloorCorner(CanvasDrawingSession drawing, Rect rect, Color color, int corner)
{
var center = new Vector2((float)(rect.X + rect.Width / 2), (float)(rect.Y + rect.Height / 2));
var radiusX = (float)rect.Width / 2;
var radiusY = (float)rect.Height / 2;
var start = corner switch {
c_TopLeftFloor => new Vector2(center.X, (float)rect.Y),
c_TopRightFloor => new Vector2((float)(rect.X + rect.Width), center.Y),
c_BottomRightFloor => new Vector2(center.X, (float)(rect.Y + rect.Height)),
c_BottomLeftFloor => new Vector2((float)rect.X, center.Y),
_ => center
};
var end = corner switch {
c_TopLeftFloor => new Vector2((float)rect.X, center.Y),
c_TopRightFloor => new Vector2(center.X, (float)rect.Y),
c_BottomRightFloor => new Vector2((float)(rect.X + rect.Width), center.Y),
c_BottomLeftFloor => new Vector2(center.X, (float)(rect.Y + rect.Height)),
_ => center
};
using var builder = new CanvasPathBuilder(drawing);
builder.BeginFigure(center);
builder.AddLine(start);
builder.AddArc(end, radiusX, radiusY, 0, CanvasSweepDirection.CounterClockwise, CanvasArcSize.Small);
builder.EndFigure(CanvasFigureLoop.Closed);
using var geometry = CanvasGeometry.CreatePath(builder);
drawing.FillGeometry(geometry, color);
}
private int GetDualTileMask(int x, int y)
{
var mask = 0;