/// <summary>
/// UI function for drawing Shape data to the Scene window in a tree form.
/// </summary>
/// <param name="shape">The shape to show content for.</param>
/// <param name="indent">The amount to indent the tree information.</param>
void DoUIShape(BShape shape, float indent)
{
GUILayout.BeginHorizontal();
GUILayout.Space(indent);
GUILayout.Box("SHAPE");
shape.name = GUILayout.TextField(shape.name, GUILayout.Width(200.0f));
GUILayout.EndHorizontal();
foreach (BLoop loop in shape.loops)
{
this.DoUILoop(loop, indent + 20.0f);
}
}
/// <summary>
/// Create fill geometry for a shape, or update the geometry if it already exists.
/// </summary>
/// <param name="bs">The shape to fill.</param>
/// <param name="ft">The fill type.</param>
/// <param name="width">The outline width of the fill. Only relevant for ft values that have an outline.</param>
public void UpdateForFill(BShape bs, FillType ft, float width)
{
FillEntry fe;
if (this.fillEntries.TryGetValue(bs, out fe) == false)
{
GameObject go = new GameObject("ShapeFill");
MeshFilter mf = go.AddComponent <MeshFilter>();
MeshRenderer mr = go.AddComponent <MeshRenderer>();
fe.go = go;
fe.mf = mf;
fe.mr = mr;
this.fillEntries.Add(bs, fe);
}
Mesh m = new Mesh();
fe.mf.mesh = m;
fe.mesh = m;
if (ft == FillType.Filled)
{
List <int> triangles = new List <int>();
Vector2Repo vectorRepo = new Vector2Repo();
FillSession session = new FillSession();
session.ExtractFillLoops(bs);
session.GetTriangles(triangles, vectorRepo, true, FillIsland.WindingRequirement.Clockwise, true);
fe.mesh.SetVertices(vectorRepo.GetVector3Array());
fe.mesh.SetIndices(triangles, MeshTopology.Triangles, 0);
Material matFill = new Material(this.standardShader);
matFill.color = Color.white;
fe.mr.sharedMaterial = matFill;
}
else if (ft == FillType.Outlined)
{
List <int> triangles = new List <int>();
Vector2Repo vectorRepo = new Vector2Repo();
FillSession session = new FillSession();
session.ExtractFillLoops(bs);
foreach (FillIsland fi in session.islands)
{
fi.MakeOutlineBridged(width);
}
session.GetTriangles(triangles, vectorRepo, true, FillIsland.WindingRequirement.Clockwise, true);
fe.mesh.SetVertices(vectorRepo.GetVector3Array());
fe.mesh.SetIndices(triangles, MeshTopology.Triangles, 0);
Material matStroke = new Material(this.standardShader);
matStroke.color = Color.black;
fe.mr.sharedMaterial = matStroke;
}
else if (ft == FillType.FilledAndOutlined)
{
List <int> triangles = new List <int>();
List <int> strokeTris = new List <int>();
Vector2Repo vectorRepo = new Vector2Repo();
FillSession session = new FillSession();
session.ExtractFillLoops(bs);
FillSession outSession = session.Clone();
session.GetTriangles(triangles, vectorRepo, true, FillIsland.WindingRequirement.Clockwise, true);
foreach (FillIsland fi in outSession.islands)
{
fi.MakeOutlineBridged(width);
}
outSession.GetTriangles(strokeTris, vectorRepo, true, FillIsland.WindingRequirement.Clockwise, true);
fe.mesh.subMeshCount = 2;
fe.mesh.SetVertices(vectorRepo.GetVector3Array());
fe.mesh.SetIndices(triangles, MeshTopology.Triangles, 0);
fe.mesh.SetIndices(strokeTris, MeshTopology.Triangles, 1);
Material matFill = new Material(this.standardShader);
matFill.color = Color.white;
Material matStroke = new Material(this.standardShader);
matStroke.color = Color.black;
fe.mr.sharedMaterials = new Material[] { matFill, matStroke };
}
}
