Esempio n. 1
0
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            MainCanvas.Children.Clear();

            var cells = new Dictionary <FortuneVoronoi.Common.Point, VoronoiCell>();

            const int    internalSitesCnt   = 1600;
            const int    horBorderSitesCnt  = 50;
            const int    vertBorderSitesCnt = 50;
            const int    resolution         = 16;
            const double realWidth          = 1000.0;
            const double realHeight         = 700.0;
            var          dx = realWidth / horBorderSitesCnt / resolution;
            var          dy = realHeight / vertBorderSitesCnt / resolution;

            var borderSites = SitesGridGenerator.GenerateTileBorder(horBorderSitesCnt, vertBorderSitesCnt, resolution);

            var internalSites = SitesGridGenerator.GenerateInternalSites(horBorderSitesCnt, vertBorderSitesCnt, resolution, internalSitesCnt);

            foreach (var site in borderSites.Concat(internalSites))
            {
                var x = site.X * dx;
                var y = site.Y * dy;
                var v = new FortuneVoronoi.Common.Point(x, y);

                if (cells.ContainsKey(v))
                {
                    continue;
                }

                cells.Add(v, new VoronoiCell {
                    IsVisible = !site.IsBorder, Site = new FortuneVoronoi.Common.Point(x, y)
                });
            }

            var graph = Fortune.ComputeVoronoiGraph(cells);

            foreach (var cell in cells.Values.Where(c => c.IsVisible && c.IsClosed))
            {
                var rgbFill = new byte[3];
                _rnd.NextBytes(rgbFill);
                var fill = new SolidColorBrush(System.Windows.Media.Color.FromRgb(rgbFill[0], rgbFill[1], rgbFill[2]));

                var triangles = cell.CreateTriangles();
                foreach (var triangle in triangles)
                {
                    triangle.Fill = fill;

                    Canvas.SetLeft(triangle, MainCanvas.ActualWidth * 0.5);
                    Canvas.SetTop(triangle, MainCanvas.ActualHeight * 0.5);
                    MainCanvas.Children.Add(triangle);
                }
            }
        }
Esempio n. 2
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        private void Button_Click(object sender, RoutedEventArgs e)
        {
            MainCanvas.Children.Clear();

            var cells = new Dictionary<FortuneVoronoi.Common.Point, VoronoiCell>();

            const int internalSitesCnt = 1600;
            const int horBorderSitesCnt = 50;
            const int vertBorderSitesCnt = 50;
            const int resolution = 16;
            const double realWidth = 1000.0;
            const double realHeight = 700.0;
            var dx = realWidth/horBorderSitesCnt/resolution;
            var dy = realHeight/vertBorderSitesCnt/resolution;

            var borderSites = SitesGridGenerator.GenerateTileBorder(horBorderSitesCnt, vertBorderSitesCnt, resolution);

            var internalSites = SitesGridGenerator.GenerateInternalSites(horBorderSitesCnt, vertBorderSitesCnt, resolution, internalSitesCnt);

            foreach (var site in borderSites.Concat(internalSites))
            {
                var x = site.X*dx;
                var y = site.Y*dy;
                var v = new FortuneVoronoi.Common.Point(x, y);

                if (cells.ContainsKey(v))
                {
                    continue;
                }

                cells.Add(v, new VoronoiCell{ IsVisible = !site.IsBorder, Site = new FortuneVoronoi.Common.Point(x, y)});
            }

            var graph = Fortune.ComputeVoronoiGraph(cells);

            foreach (var cell in cells.Values.Where(c => c.IsVisible && c.IsClosed))
            {
                var rgbFill = new byte[3];
                _rnd.NextBytes(rgbFill);
                var fill = new SolidColorBrush(System.Windows.Media.Color.FromRgb(rgbFill[0], rgbFill[1], rgbFill[2]));

                var triangles = cell.CreateTriangles();
                foreach (var triangle in triangles)
                {
                    triangle.Fill = fill;

                    Canvas.SetLeft(triangle, MainCanvas.ActualWidth * 0.5);
                    Canvas.SetTop(triangle, MainCanvas.ActualHeight * 0.5);
                    MainCanvas.Children.Add(triangle);
                }
            }
        }
Esempio n. 3
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        public VoronoiCell[] GenerateTileCells(int internalCellsCount)
        {
            var mapWidth  = TilesSize.x;
            var mapHeight = TilesSize.y;

            var cells = new Dictionary <FortuneVoronoi.Common.Point, VoronoiCell>();

            var dx = mapWidth / HorBorderSitesCnt / Resolution;
            var dy = mapHeight / VertBorderSitesCnt / Resolution;


            var internalSites = SitesGridGenerator.GenerateInternalSites(HorBorderSitesCnt, VertBorderSitesCnt, Resolution, internalCellsCount,
                                                                         (min, max) => new IntPoint(Random.Range(min, max), Random.Range(min, max)));

            if (!CachedBorders.ContainsKey(TilesSize))
            {
                var borderSites = SitesGridGenerator.GenerateTileBorder(HorBorderSitesCnt, VertBorderSitesCnt, Resolution,
                                                                        (min, max) => new IntPoint(Random.Range(min, max), Random.Range(min, max))); // (int)((min + max) * 0.5f)
                CachedBorders.Add(TilesSize, borderSites);
            }

            foreach (var site in internalSites.Concat(CachedBorders[TilesSize]).Distinct())
            {
                var x = site.X * dx;
                var y = site.Y * dy;
                var v = new FortuneVoronoi.Common.Point(x, y);

                cells.Add(v, new VoronoiCell {
                    IsVisible = !site.IsBorder, Site = v
                });
            }

            var graph = Fortune.ComputeVoronoiGraph(cells);

            return(cells.Values.Where(c => c.IsVisible && c.IsClosed).ToArray());
        }
Esempio n. 4
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        public VoronoiCell[] GenerateTileCells(int internalCellsCount)
        {
            var mapWidth = TilesSize.x;
            var mapHeight = TilesSize.y;

            var cells = new Dictionary<FortuneVoronoi.Common.Point, VoronoiCell>();

            var dx = mapWidth / HorBorderSitesCnt / Resolution;
            var dy = mapHeight / VertBorderSitesCnt / Resolution;

            var internalSites = SitesGridGenerator.GenerateInternalSites(HorBorderSitesCnt, VertBorderSitesCnt, Resolution, internalCellsCount,
                                                                         (min, max) => new IntPoint(Random.Range(min,max), Random.Range(min,max)));

            if (!CachedBorders.ContainsKey(TilesSize)) {
                var borderSites = SitesGridGenerator.GenerateTileBorder(HorBorderSitesCnt, VertBorderSitesCnt, Resolution,
                                                                    (min, max) => new IntPoint(Random.Range(min, max), Random.Range(min, max))); // (int)((min + max) * 0.5f)
                CachedBorders.Add(TilesSize, borderSites);
            }

            foreach (var site in internalSites.Concat(CachedBorders[TilesSize]).Distinct()) {
                var x = site.X * dx;
                var y = site.Y * dy;
                var v = new FortuneVoronoi.Common.Point(x,y);

                cells.Add(v, new VoronoiCell{IsVisible = !site.IsBorder, Site = v});
            }

            var graph = Fortune.ComputeVoronoiGraph(cells);

            return cells.Values.Where(c => c.IsVisible && c.IsClosed).ToArray();
        }