public List <PolygroupModifier> AdvancedSubtractPolygroup(PolygroupModifier subjectPolygroup, List <Vector2> clippingPolygon)
{
// The polygons to keep from the subject polygroup, by index
List <int> keptIndices = new List <int>();
// The new triangles added from the triangulated clipped polygons
List <List <Vector2> > newTriangles = new List <List <Vector2> >();
foreach (int i in subjectPolygroup.keptIndices)
{
List <Vector2> originalPolygon = subjectPolygroup.originalPolygroup[i];
if (SubtractInternal(originalPolygon, clippingPolygon, out List <DTPolygon> subOutput))
{
DTProfilerMarkers.Triangulation.Begin();
List <List <Vector2> > triangles = DTUtility.TriangulateAll(subOutput, TriangleNetTriangulator.Instance);
DTProfilerMarkers.Triangulation.End();
newTriangles.AddRange(triangles);
}
else
{
keptIndices.Add(i);
}
}
return(Polygrouper.AdvancedCreatePolygroups(subjectPolygroup.originalPolygroup, keptIndices, newTriangles));
}
public override void ApplyPolygonList(List <DTPolygon> clippedPolygonList)
{
// The clipped polygons could potentially be concave or have holes, so we will triangulate each one before applying
DTProfilerMarkers.Triangulation.Begin();
dtPolygroup = DTUtility.TriangulateAll(clippedPolygonList, GetTriangulator());
DTProfilerMarkers.Triangulation.End();
// Collider from polygon
DTProfilerMarkers.ApplyCollider.Begin();
ApplyCollider(dtPolygroup);
DTProfilerMarkers.ApplyCollider.End();
// Create mesh from triangulated polygon
ApplyRenderMesh(dtPolygroup.ToMesh());
}
public override void ApplyPolygonList(List <DTPolygon> clippedPolygonList)
{
// The clipped polygons could potentially be concave or have holes, so we will triangulate each one before applying
DTProfilerMarkers.Triangulation.Begin();
DTConvexPolygroup triangulatedPolygroup = DTUtility.TriangulateAll(clippedPolygonList, GetTriangulator());
DTProfilerMarkers.Triangulation.End();
// Collider from polygon
DTProfilerMarkers.HertelMehlhorn.Begin();
hmPolygroup = HertelMehlhorn.PolyPartitionHM.Instance.ExecuteToPolygroup(triangulatedPolygroup);
DTProfilerMarkers.HertelMehlhorn.End();
// Collider from polygon
DTProfilerMarkers.ApplyCollider.Begin();
ApplyCollider(hmPolygroup);
DTProfilerMarkers.ApplyCollider.End();
// Create mesh from triangulated polygon
ApplyRenderMesh(triangulatedPolygroup.ToMesh());
}
public override void ApplyPolygonList(List <DTPolygon> clippedPolygonList)
{
// The clipped polygons could potentially be concave or have holes, so we will triangulate each one before applying
DTProfilerMarkers.Triangulation.Begin();
DTConvexPolygroup triangleList = DTUtility.TriangulateAll(clippedPolygonList, GetTriangulator());
DTProfilerMarkers.Triangulation.End();
// Our Hertel-Mehlhorn implementation takes a DTMesh, so convert before instead of after
DTMesh triangulatedMesh = triangleList.ToMesh();
// Collider from polygon
DTProfilerMarkers.HertelMehlhorn.Begin();
hmMesh = HertelMehlhorn.CustomHM.Instance.ExecuteToMesh(triangulatedMesh);
DTProfilerMarkers.HertelMehlhorn.End();
// Collider from polygon
DTProfilerMarkers.ApplyCollider.Begin();
ApplyCollider(hmMesh);
DTProfilerMarkers.ApplyCollider.End();
// Create mesh from triangulated polygon
ApplyRenderMesh(triangulatedMesh);
}
public override void ApplyPolygonList(List <DTPolygon> clippedPolygonList)
{
DTConvexPolygroup triangles = DTUtility.TriangulateAll(clippedPolygonList, GetTriangulator());
ApplyPolygroupModifier(new PolygroupModifier(null, null, triangles));
}