private static Hole2DProjection[] OpeningsToHole2DProjections(
WallData wall,
UnfoldedCurve mainCurve,
UnfoldedCurve sideCurve,
Func <OpeningData, bool> predicate,
Func <WallPointNormals, Vector2> normalGetter)
{
return(wall
.Openings
?.Where(predicate)
.Select(
x => new Hole2DProjection(
x
.Points
.Select(
y => ProjectOpeningPoint(
y,
wall,
mainCurve,
sideCurve,
normalGetter))
.ToArray(),
x))
.ToArray());
}
public static Mesh Triangulate(
List <Vector2> sourceVertices,
List <List <Vector2> > holes,
UnfoldedCurve unfoldedCurve,
string name = null)
{
List <int> trianles;
List <Vector3> vertices;
MeshGenerator.Triangulate(
sourceVertices,
holes,
false,
out vertices,
out trianles);
for (int count = vertices.Count, i = 0; i < count; i++)
{
var vertex = vertices[i];
var point = unfoldedCurve.Unfold(new SystemVector2(vertex.x, vertex.y));
vertices[i] = new Vector3(point.X, vertex.z, point.Y);
}
return(MeshGenerator.CreateMesh(vertices.ToArray(), trianles.ToArray(), false, name));
}
private static OpeningPoint3D GetHole3DPoint(UnfoldedCurve curve, OpeningPoint2D point2D)
{
var unwrapped = curve.Unfold(new Vector2(point2D.Position.x, 0f));
var result = new Vector3(unwrapped.X, point2D.Position.y, unwrapped.Y);
return(new OpeningPoint3D(
result,
new Vector3(point2D.Normal.x, 0f, point2D.Normal.y)));
}
private static OpeningPoint2D ProjectOpeningPoint(
Vector2 openingPoint,
WallData wall,
UnfoldedCurve unfoldedWall,
UnfoldedCurve unfoldedWallSide,
Func <WallPointNormals, Vector2> normalGetter)
{
/* Debug.Log (
* $"unwrappedWall {string.Join (",", Array.ConvertAll (unwrappedWall.UnwrappedPoints, x => x.ToString ()))}");
*
* Debug.Log (
* $"unwrappedWallSide {string.Join (",", Array.ConvertAll (unwrappedWallSide.UnwrappedPoints, x => x.ToString ()))}");*/
var wallPoints = wall.Points;
for (int i = 1; i < wallPoints.Length; i++)
{
if (openingPoint.x > unfoldedWall.UnfoldedPoints[i].X)
{
continue;
}
var normals = wall.Normals.Value;
var normal = normalGetter(normals[i]);
var prevNormal = normalGetter(normals[i - 1]);
var averageNormal = normal + prevNormal;
var unwrapped = unfoldedWall
.Unfold(new Vector2(openingPoint.x, 0f))
.ToUnityVector2();
// var unwrappedDebug = new Vector3 (unwrapped.x, openingPoint.y, unwrapped.y);
var unwrappedOnSide = unwrapped.TransposePoint(averageNormal, wall.Width / 2f);
var wrappedOnSide = unfoldedWallSide.Fold(unwrappedOnSide);
var result = new Vector2(wrappedOnSide.x, openingPoint.y);
// var unwrappedOnSideDebug = new Vector3 (unwrappedOnSide.x, openingPoint.y, unwrappedOnSide.y);
// Debug.DrawLine(unwrappedDebug, unwrappedOnSideDebug, color, float.MaxValue);
// Debug.DrawLine(unwrappedDebug, unwrappedOnSideDebug + new Vector3(normal.x, 0f, normal.y), Color.yellow, float.MaxValue);
/*
* Debug.Log (
* $"openingPoint {openingPoint} unwrapped {unwrapped} unwrappedOnSide {unwrappedOnSide} wrappedOnSide {wrappedOnSide} result {result}");
*/
return(new OpeningPoint2D(result, -averageNormal));
}
throw new NotImplementedException();
}
private static Hole3DProjection[] Hole2DProjectionsTo3D(
Hole2DProjection[] projections2D,
UnfoldedCurve curve)
{
return(projections2D
?.Select(
x => new Hole3DProjection(
x
.Points
.Select(y => GetHole3DPoint(curve, y))
.ToArray(),
x.Opening
))
.ToArray());
}
public static Mesh[] GetWallMeshes(
WallData prevInnerWall,
WallData prevOuterWall,
WallData wall,
WallData nextInnerWall,
WallData nextOuterWall)
{
/* Debug.Log (
* $"pi: {prevInnerWall}; po: {prevOuterWall}; w: {wall}; ni: {nextInnerWall}; no: {nextOuterWall}");*/
var prevInnerLine = prevInnerWall
?.Lines
.Value
.Last()
.Inner;
var prevOuterLine = prevOuterWall
?.Lines
.Value
.Last()
.Outer;
var nextInnerLine = nextInnerWall
?.Lines
.Value
.First()
.Inner;
var nextOuterLine = nextOuterWall
?.Lines
.Value
.First()
.Outer;
var startLines = wall
.Lines
.Value
.First();
var endLines = wall
.Lines
.Value
.Last();
Vector2 innerStart, innerEnd, outerStart, outerEnd;
var innerPoints = wall.InnerPoints.Value;
var outerPoints = wall.OuterPoints.Value;
if (!(prevInnerLine.HasValue && startLines.Inner.Cross(prevInnerLine.Value, out innerStart)))
{
innerStart = innerPoints.First();
}
if (!(prevOuterLine.HasValue && startLines.Outer.Cross(prevOuterLine.Value, out outerStart)))
{
outerStart = outerPoints.First();
}
if (!(nextInnerLine.HasValue && endLines.Inner.Cross(nextInnerLine.Value, out innerEnd)))
{
switch (wall.WidthChangeType)
{
case WidthChangeType.Type1:
innerEnd = innerPoints.Last();
break;
case WidthChangeType.Type2:
Assert.IsNotNull(nextInnerWall);
innerEnd = nextInnerWall
.InnerPoints
.Value
.First();
break;
default:
throw new ArgumentOutOfRangeException();
}
}
if (!(nextOuterLine.HasValue && endLines.Outer.Cross(nextOuterLine.Value, out outerEnd)))
{
switch (wall.WidthChangeType)
{
case WidthChangeType.Type1:
outerEnd = outerPoints.Last();
break;
case WidthChangeType.Type2:
Assert.IsNotNull(nextOuterWall);
outerEnd = nextOuterWall
.OuterPoints
.Value
.First();
break;
default:
throw new ArgumentOutOfRangeException();
}
}
/* if (nextLines != null && nextLines.Inner.Cross (endLines.Inner, out innerEnd)) {
* nextLines.Outer.Cross (endLines.Outer, out outerEnd);
* } else {
* switch (wall.WidthChangeType) {
* case WidthChangeType.Type1:
* innerEnd = innerPoints.Last ();
* outerEnd = outerPoints.Last ();
* break;
* case WidthChangeType.Type2:
* innerEnd = nextWall
* .InnerPoints
* .Value
* .First ();
*
* outerEnd = nextWall
* .OuterPoints
* .Value
* .First ();
*
* break;
* default:
* throw new ArgumentOutOfRangeException ();
* }
* }*/
var finalInnerPointsList = new List <Vector2> ();
finalInnerPointsList.Add(innerStart);
finalInnerPointsList.AddRange(innerPoints.Where((_, i) => i > 0 && i < innerPoints.Length - 1));
finalInnerPointsList.Add(innerEnd);
var finalOuterPointsList = new List <Vector2> ();
finalOuterPointsList.Add(outerStart);
finalOuterPointsList.AddRange(outerPoints.Where((_, i) => i > 0 && i < outerPoints.Length - 1));
finalOuterPointsList.Add(outerEnd);
var finalInnerPoints = finalInnerPointsList.ToArray();
var finalOuterPoints = finalOuterPointsList.ToArray();
var unwrappedWall = new UnfoldedCurve(wall.Points);
var outerUnwrappedWall = new UnfoldedCurve(finalOuterPoints);
var innerUnwrappedWall = new UnfoldedCurve(finalInnerPoints);
var outer2DHoles =
OpeningsToHole2DProjections(
wall,
unwrappedWall,
outerUnwrappedWall,
x => x.Type.HasFlag(OpeningType.Outer),
x => x.Outer);
var inner2DHoles =
OpeningsToHole2DProjections(
wall,
unwrappedWall,
innerUnwrappedWall,
x => x.Type.HasFlag(OpeningType.Inner),
x => x.Inner);
var outer3DHoles = Hole2DProjectionsTo3D(outer2DHoles, outerUnwrappedWall);
var inner3DHoles = Hole2DProjectionsTo3D(inner2DHoles, innerUnwrappedWall);
bool flipInnerJambs = wall.StartAngle.Value < Mathf.PI / 2f;
List <Mesh> jambMeshes = null;
if (outer3DHoles != null)
{
jambMeshes = new List <Mesh> ();
jambMeshes.AddRange(
ProcessJambs(
outer3DHoles,
inner3DHoles,
x => x.Type.HasFlag(OpeningType.Through),
"Outer Jamb",
!flipInnerJambs));
}
if (inner3DHoles != null)
{
jambMeshes = jambMeshes ?? new List <Mesh> ();
jambMeshes.AddRange(
ProcessJambs(
inner3DHoles
.Where(x => !x.Opening.Type.HasFlag(OpeningType.Through))
.ToArray(),
null,
x => false,
"Inner Jamb",
flipInnerJambs));
}
Mesh innerMesh = PlaneMeshMaker.GetMesh(
finalInnerPoints.ToArray(),
inner2DHoles?.Select(x => x.Points.Select(y => y.Position).ToArray()).ToArray(),
wall.Height,
"inner");
Mesh outerMesh = PlaneMeshMaker.GetMesh(
finalOuterPoints.ToArray(),
outer2DHoles?.Select(x => x.Points.Select(y => y.Position).ToArray()).ToArray(),
wall.Height,
"outer");
outerMesh.FlipFaces();
float height = wall.Height;
Mesh sideAMesh = PlaneMeshMaker.GetMesh(
"leftside",
finalInnerPoints.First().ToVector3(0, true),
wall.Start.ToVector3(0, true),
finalOuterPoints.First().ToVector3(0, true),
finalOuterPoints.First().ToVector3(height, true),
wall.Start.ToVector3(height, true),
finalInnerPoints.First().ToVector3(height, true));
Mesh sideBMesh = PlaneMeshMaker.GetMesh(
"rightside",
finalOuterPoints.Last().ToVector3(0, true),
wall.End.ToVector3(0, true),
finalInnerPoints.Last().ToVector3(0, true),
finalInnerPoints.Last().ToVector3(height, true),
wall.End.ToVector3(height, true),
finalOuterPoints.Last().ToVector3(height, true));
var topVertices = new List <Vector2> (finalInnerPoints);
topVertices.Reverse();
topVertices.Add(wall.Start);
topVertices.AddRange(finalOuterPoints);
topVertices.Add(wall.End);
List <Vector3> vertices;
List <int> triangles;
MeshGenerator.Triangulate(
topVertices,
dummyHolesList,
false,
out vertices,
out triangles);
var topMesh = MeshGenerator.CreateMesh(
vertices.ConvertAll(x => new Vector3(x.x, height, x.z)).ToArray(),
triangles.ToArray(),
false,
"top");
var result = new List <Mesh> {
innerMesh, outerMesh, sideAMesh, sideBMesh, topMesh
};
if (jambMeshes != null)
{
result.AddRange(jambMeshes);
}
return(result.ToArray());
}
private static IEnumerable <Mesh> ProcessJambs(
Hole3DProjection[] hole3DProjections,
Hole3DProjection[] oppositeHole3DProjections,
Predicate <OpeningData> isThroughPredicate,
string name,
bool flipFaces = false)
{
var jambMeshes = new List <Mesh> ();
for (int i = 0; i < hole3DProjections.Length; i++)
{
var main3DHole = hole3DProjections[i];
var opening = main3DHole.Opening;
var jambVertices = new List <Vector3> ();
if (isThroughPredicate(opening))
{
var opposite3DHole = oppositeHole3DProjections
.First(x => x.Opening == main3DHole.Opening);
jambVertices
.AddRange(
opposite3DHole
.Points
.Select(x => x.Position)
.ToArray());
}
else
{
var jambBackPoints = main3DHole
.Points
.Select(x => x.Position.TransposePoint(x.Normal, opening.Depth))
.ToArray();
jambVertices.AddRange(jambBackPoints);
var jambCurvePoints = jambBackPoints
.Select(x => new Vector2(x.x, x.z))
.OrderBy(x => x.x)
.ToArray();
var jambCurve = new UnfoldedCurve(jambCurvePoints);
var jamb2DVertices = jambBackPoints
.Select(x => new Vector2(jambCurve.Fold(new Vector2(x.x, x.z)).x, x.y))
.ToList();
var mesh = PlaneMeshMaker.Triangulate(jamb2DVertices, null, jambCurve, $"{name} back {i}");
if (flipFaces)
{
mesh.FlipFaces();
}
jambMeshes.Add(mesh);
}
jambVertices.AddRange(
main3DHole
.Points
.Select(x => x.Position)
.ToArray());
var jambTriangles = new List <int> ();
var verticesHalfLength = main3DHole.Points.Length;
for (int j = 0; j < verticesHalfLength; j++)
{
var inner = j;
var outer = verticesHalfLength + inner;
var nextInner = (j + 1) % verticesHalfLength;
var nextOuter = verticesHalfLength + nextInner;
jambTriangles.AddRange(
new[]
{
inner, nextInner, outer, nextInner, nextOuter, outer
});
}
var jambMesh = MeshGenerator.CreateMesh(
jambVertices.ToArray(),
jambTriangles.ToArray(),
flipFaces,
$"{name} {i}");
jambMeshes.Add(jambMesh);
}
return(jambMeshes);
}
public static Mesh GetMesh(
UnfoldedCurve unfoldedCurve,
SystemVector2[][] sourceHoles,
float height,
string name = null)
{
var unwrappedPoints = unfoldedCurve.UnfoldedPoints.ToList();
var sourceVerticesBottomLine = unwrappedPoints.ConvertAll(x => x.ToUnityVector2());
var width = unwrappedPoints.Last().X;
var holes = sourceHoles
?.ToList()
.ConvertAll(
x => x
.ToList()
.ConvertAll(y => y.ToUnityVector2()));
if (holes == null || holes.Count == 0)
{
var sourceVerticesTopLine = sourceVerticesBottomLine
.Select(x => x + new Vector2(0f, height))
.Reverse()
.ToList();
var sourceVertices = new List <Vector2> (sourceVerticesBottomLine);
sourceVertices.AddRange(sourceVerticesTopLine);
return(Triangulate(sourceVertices, null, unfoldedCurve, name));
}
if (unwrappedPoints.Count == 2)
{
var sourceVertices = new List <Vector2>
{
Vector2.zero,
new Vector2(0f, height),
new Vector2(width, height),
new Vector2(width, 0f)
};
return(Triangulate(sourceVertices, holes, unfoldedCurve, name));
}
var sortedHoles = holes
.Select(GetHoleData)
.OrderBy(x => x.Min)
.ToArray();
var xs = new List <Point> (
sourceVerticesBottomLine.ConvertAll(x => new Point(PointType.Regular, x.x)));
foreach (var hole in sortedHoles)
{
xs.Add(new Point(PointType.PointStart, hole.Min));
xs.Add(new Point(PointType.PointEnd, hole.Max));
}
xs.Sort((x, y) => Comparer <float> .Default.Compare(x.X, y.X));
var chunks = new List <List <float> > {
new List <float> ()
};
var startedCount = 0;
foreach (var x in xs)
{
chunks
.Last()
.Add(x.X);
switch (x.PointType)
{
case PointType.Regular:
break;
case PointType.PointStart:
if (++startedCount == 1)
{
chunks.Add(new List <float> {
x.X
});
}
break;
case PointType.PointEnd:
if (--startedCount == 0)
{
chunks.Add(new List <float> {
x.X
});
}
break;
default:
throw new ArgumentOutOfRangeException();
}
}
var meshes = new List <Mesh> ();
foreach (var chunk in chunks)
{
if (chunk.Count == 1)
{
continue;
}
var chunkBottomLine = new List <Vector2> (chunk.ConvertAll(x => new Vector2(x, 0f)));
var chunkHoles = new List <List <Vector2> > ();
foreach (var x in chunk)
{
var holesData = Array.FindAll(sortedHoles, y => Mathf.Approximately(x, y.Min));
if (holesData.Length > 0 && !Mathf.Approximately(x, chunk.Last()))
{
chunkHoles.AddRange(holesData.Select(y => y.Hole));
}
}
var chunkTopLine = chunkBottomLine
.Select(x => new Vector2(x.x, height))
.Reverse()
.ToArray();
var chunkVertices = new List <Vector2> (chunkBottomLine);
chunkVertices.AddRange(chunkTopLine);
var chunkMesh = Triangulate(chunkVertices, chunkHoles, unfoldedCurve);
meshes.Add(chunkMesh);
// MeshGenerator.CreateGameObject ("qqq", chunkMesh);
}
// throw new NotImplementedException ();
var mesh = new Mesh();
mesh.name = name ?? "";
mesh.Clear();
mesh.CombineMeshes(
meshes.ConvertAll(x => new CombineInstance {
mesh = x
}).ToArray(),
true,
false);
return(mesh);
}
