public static void TestOffsetAnimation()
{
Window window = new Window("TestFill");
window.SetDefaultSize(600, 600);
window.SetPosition(WindowPosition.Center);
DMesh3 mesh = StandardMeshReader.ReadMesh("c:\\scratch\\remesh.obj");
MeshBoundaryLoops loops = new MeshBoundaryLoops(mesh);
DCurve3 curve = loops[0].ToCurve();
Polygon2d poly = new Polygon2d();
foreach (Vector3d v in curve.Vertices)
{
poly.AppendVertex(v.xy);
}
Outer = new GeneralPolygon2d(poly);
DebugViewCanvas view = new DebugViewCanvas();
view.AddPolygon(Outer, Colorf.Black);
DGraph2 graph = TopoOffset2d.QuickCompute(Outer, AnimOffset, AnimSpacing);
view.AddGraph(graph, Colorf.Red);
window.Add(view);
window.ShowAll();
Active = view;
}
public static void UpdateOffsetAnimation()
{
AnimOffset += 0.1f;
DGraph2 graph = TopoOffset2d.QuickCompute(Outer, AnimOffset, AnimSpacing);
Active.Graphs.Clear();
Active.AddGraph(graph, Colorf.Red);
}
public static void TestFill()
{
Window window = new Window("TestFill");
window.SetDefaultSize(600, 600);
window.SetPosition(WindowPosition.Center);
DebugViewCanvas view = new DebugViewCanvas();
GeneralPolygon2d poly = new GeneralPolygon2d(
Polygon2d.MakeCircle(20, 32));
Polygon2d hole = Polygon2d.MakeCircle(15, 32);
hole.Reverse();
poly.AddHole(hole);
view.AddPolygon(poly, Colorf.Black);
double spacing = 0.5;
double[] offsets = new double[] { 5 };
foreach (double offset in offsets)
{
DGraph2 graph = TopoOffset2d.QuickCompute(poly, offset, spacing);
DGraph2Util.Curves c = DGraph2Util.ExtractCurves(graph);
view.AddGraph(graph, Colorf.Red);
//DGraph2 perturbGraph = perturb_fill(graph, poly, 5.0f, spacing);
DGraph2 perturbGraph = perturb_fill_2(graph, poly, 2.5f, spacing);
//DGraph2Util.Curves c2 = DGraph2Util.ExtractCurves(perturbGraph);
view.AddGraph(perturbGraph, Colorf.Orange);
}
window.Add(view);
window.ShowAll();
}
public static void TestDGraph2()
{
Window window = new Window("TestDGraph2");
window.SetDefaultSize(600, 600);
window.SetPosition(WindowPosition.Center);
DebugViewCanvas view = new DebugViewCanvas();
GeneralPolygon2d poly = new GeneralPolygon2d(
Polygon2d.MakeCircle(10, 32));
//Polygon2d hole = Polygon2d.MakeCircle(9, 32);
//hole.Reverse();
//poly.AddHole(hole);
Polygon2d hole = Polygon2d.MakeCircle(5, 32);
hole.Translate(new Vector2d(2, 0));
hole.Reverse();
poly.AddHole(hole);
Polygon2d hole2 = Polygon2d.MakeCircle(1, 32);
hole2.Translate(-6 * Vector2d.AxisX);
hole2.Reverse();
poly.AddHole(hole2);
Polygon2d hole3 = Polygon2d.MakeCircle(1, 32);
hole3.Translate(-6 * Vector2d.One);
hole3.Reverse();
poly.AddHole(hole3);
Polygon2d hole4 = Polygon2d.MakeCircle(1, 32);
hole4.Translate(7 * Vector2d.AxisY);
hole4.Reverse();
poly.AddHole(hole4);
view.AddPolygon(poly, Colorf.Black);
double spacing = 0.2;
//double[] offsets = new double[] { 0.5, 1, 1.5, 2, 2.5 };
double[] offsets = new double[] { 0.2, 0.6 };
TopoOffset2d o = new TopoOffset2d(poly)
{
PointSpacing = spacing
};
foreach (double offset in offsets)
{
o.Offset = offset;
DGraph2 graph = o.Compute();
DGraph2Util.Curves c = DGraph2Util.ExtractCurves(graph);
view.AddGraph(graph, Colorf.Red);
}
window.Add(view);
window.ShowAll();
}