protected override bool Main(Document doc)
{
var owner = NativeWindow.FromHandle(Plugin.MainWindowHandle);
var vertices = doc.Objects.SelectMany(_ => _.Vertices)
.Where(_ => _.IsSelected)
.ToArray();
if (vertices.Length == 0)
{
MessageBox.Show(owner, "対象の頂点がありません。", "バウンディングボックスの作成", MessageBoxButtons.OK, MessageBoxIcon.Information);
return false;
}
using (var f = new CreateBoundingBoxForm
{
CreateAtNewObject = createNewObject,
CreateAtCurrentObject = !createNewObject,
CreateMargin = margin,
})
if (f.ShowDialog(owner) == DialogResult.OK)
{
createNewObject = f.CreateAtNewObject;
margin = f.CreateMargin;
}
else
return false;
var min = vertices.Aggregate(vertices.First().Point, (x, y) => new Point(Math.Min(x.X, y.Point.X), Math.Min(x.Y, y.Point.Y), Math.Min(x.Z, y.Point.Z))) - margin;
var max = vertices.Aggregate(vertices.First().Point, (x, y) => new Point(Math.Max(x.X, y.Point.X), Math.Max(x.Y, y.Point.Y), Math.Max(x.Z, y.Point.Z))) + margin;
var newVertices = new[]
{
new Point(min.X, max.Y, max.Z),
new Point(min.X, min.Y, max.Z),
new Point(max.X, max.Y, max.Z),
new Point(max.X, min.Y, max.Z),
new Point(max.X, max.Y, min.Z),
new Point(max.X, min.Y, min.Z),
new Point(min.X, max.Y, min.Z),
new Point(min.X, min.Y, min.Z),
};
var newIndices = new[]
{
new[] { 0, 2, 3, 1 },
new[] { 2, 4, 5, 3 },
new[] { 4, 6, 7, 5 },
new[] { 6, 0, 1, 7 },
new[] { 6, 4, 2, 0 },
new[] { 1, 3, 5, 7 },
};
var obj = doc.Objects[doc.CurrentObjectIndex];
if (createNewObject || obj.Locking)
{
obj = new Metasequoia.Object();
createNewObject = true;
}
var realVertices = newVertices.Select(obj.AddVertex).ToArray();
var currentMaterial = doc.CurrentMaterialIndex;
foreach (var i in newIndices)
obj.Faces[obj.AddFace(i.Select(_ => realVertices[_]).ToArray())].Material = currentMaterial;
if (createNewObject)
{
doc.AddObject(obj);
obj.IsSelected = true;
}
return true;
}
void CreateAnchor(Document doc, float margin, bool snap, bool autoMirror)
{
if (doc.CurrentObjectIndex == -1 ||
doc.CurrentMaterialIndex == -1)
return;
var targetObject = doc.Objects[doc.CurrentObjectIndex];
var targetBoneFace = bone == null ? null : bone.Faces.FirstOrDefault(_ => _.Material == doc.CurrentMaterialIndex && _.PointCount == 3);
var targetBone = targetBoneFace == null ? null : new Bone(doc, targetBoneFace);
var beginToEnd = targetBone == null ? Point.Zero : targetBone.End.Point - targetBone.Begin.Point;
var unit = new Point(0, 1, 0);
var axis = Point.GetCrossProduct(unit, beginToEnd).Normalize();
var angle = Point.GetCrossingAngle(unit, beginToEnd);
if (axis == Point.Zero)
axis = new Point(0, 1, 0);
var targetBoneMatrix = targetBone == null || !snap
? Matrix.Identity
: Matrix.CreateFromAxisAngle(axis, angle) * Matrix.CreateTranslation(targetBone.Begin.Point);
var targetBoneInverseMatrix = targetBone == null || !snap
? Matrix.Identity
: Matrix.Invert(targetBoneMatrix);
var anchorName = "anchor|" + targetObject.Name.Split(':').Last();
while (doc.Objects.Any(_ => _.Name == anchorName))
anchorName = anchorName.Replace("|", "_|");
var vertices = targetObject.Vertices
.Where(_ => _.IsSelected)
.Select(_ => Point.Transform(_.Point, targetBoneInverseMatrix))
.ToArray();
if (!vertices.Any())
return;
var min = vertices.Aggregate(vertices.First(), (x, y) => new Point(Math.Min(x.X, y.X), Math.Min(x.Y, y.Y), Math.Min(x.Z, y.Z))) - margin;
var max = vertices.Aggregate(vertices.First(), (x, y) => new Point(Math.Max(x.X, y.X), Math.Max(x.Y, y.Y), Math.Max(x.Z, y.Z))) + margin;
var obj = new Metasequoia.Object
{
Name = anchorName,
};
var newVertices = new[]
{
new Point(min.X, max.Y, max.Z),
new Point(min.X, min.Y, max.Z),
new Point(max.X, max.Y, max.Z),
new Point(max.X, min.Y, max.Z),
new Point(max.X, max.Y, min.Z),
new Point(max.X, min.Y, min.Z),
new Point(min.X, max.Y, min.Z),
new Point(min.X, min.Y, min.Z),
}.Select(_ => Point.Transform(_, targetBoneMatrix)).Select(obj.AddVertex).ToArray();
foreach (var i in new[]
{
new[] { 0, 2, 3, 1 },
new[] { 2, 4, 5, 3 },
new[] { 4, 6, 7, 5 },
new[] { 6, 0, 1, 7 },
new[] { 6, 4, 2, 0 },
new[] { 1, 3, 5, 7 },
})
obj.Faces[obj.AddFace(i.Select(_ => newVertices[_]))].Material = doc.CurrentMaterialIndex;
if (autoMirror && doc.Materials[doc.CurrentMaterialIndex].Name.EndsWith("[]"))
{
obj.MirrorType = ObjectMirror.Normal;
obj.MirrorAxis = ObjectMirrorAxis.X;
}
doc.AddObject(obj);
}
