public Geometry Output() {
if (Segments <= 0) {
OperatorError = "Segments must be a positive integer";
return Geometry.Empty;
} else {
OperatorError = null;
}
bool isOpen = Mathf.Abs(EndAngle - StartAngle) < 360;
bool hasMidPoint = (Opening == OpeningType.Sector && isOpen) ||
(Opening == OpeningType.Sector && Surface);
int vertexCount = Segments;
if (isOpen) vertexCount++;
if (hasMidPoint) vertexCount++;
Geometry geo = new Geometry(vertexCount);
int arcVertices = Segments + (isOpen || hasMidPoint ? 1 : 0);
// Vertices, Normals
for (int i = 0; i < arcVertices; i++) {
int seg = Segments + (hasMidPoint ? 0 : 0);
float angle = StartAngle + ((EndAngle-StartAngle) * i / seg);
float h = Mathf.Cos(angle * Mathf.Deg2Rad) * Radius;
float v = Mathf.Sin(angle * Mathf.Deg2Rad) * Radius;
geo.Vertices[arcVertices - i - 1] = new Vector3(h, 0f, v);
geo.Normals[arcVertices - i - 1] = Vector3.up;
}
if (hasMidPoint) {
geo.Vertices[vertexCount-1] = Vector3.zero;
geo.Normals[vertexCount-1] = Vector3.up;
}
if (Surface) {
var triangulate = new Triangulate(geo);
geo = triangulate.Output();
if (!isOpen && Opening == OpeningType.Sector) {
System.Array.Resize<int>(ref geo.Triangles, geo.Triangles.Length + 3);
geo.Triangles[geo.Triangles.Length-3] = 0;
geo.Triangles[geo.Triangles.Length-2] = Segments;
geo.Triangles[geo.Triangles.Length-1] = Segments-1;
}
}
// Polygon
if (hasMidPoint && !isOpen) {
geo.Polygons = new int[] {0, vertexCount-1};
} else {
geo.Polygons = new int[] {0, vertexCount};
}
geo.ApplyOrientation(Orientation);
geo.Offset(Center);
return geo;
} // Output
public Geometry Output()
{
bool isOpen = Mathf.Abs(EndAngle - StartAngle) < 360;
bool hasMidPoint = (Opening == OpeningType.Sector && isOpen) ||
(Opening == OpeningType.Sector && Surface);
int vertexCount = Segments;
if (isOpen) vertexCount++;
if (hasMidPoint) vertexCount++;
Geometry geo = new Geometry(vertexCount);
int arcVertices = Segments + (isOpen || hasMidPoint ? 1 : 0);
// Vertices, Normals
for (int i = 0; i < arcVertices; i++) {
int seg = Segments + (hasMidPoint ? 0 : 0);
float angle = StartAngle + ((EndAngle-StartAngle) * i / seg);
float h = Mathf.Cos(angle * Mathf.Deg2Rad) * Radius;
float v = Mathf.Sin(angle * Mathf.Deg2Rad) * Radius;
geo.Vertices[arcVertices - i - 1] = new Vector3(h, 0f, v);
geo.Normals[arcVertices - i - 1] = Vector3.up;
}
if (hasMidPoint) {
geo.Vertices[vertexCount-1] = Vector3.zero;
geo.Normals[vertexCount-1] = Vector3.up;
}
if (Surface) {
var triangulate = new Triangulate(geo);
geo = triangulate.Output();
if (!isOpen && Opening == OpeningType.Sector) {
System.Array.Resize<int>(ref geo.Triangles, geo.Triangles.Length + 3);
geo.Triangles[geo.Triangles.Length-3] = 0;
geo.Triangles[geo.Triangles.Length-2] = Segments;
geo.Triangles[geo.Triangles.Length-1] = Segments-1;
}
}
// Polygon
if (hasMidPoint && !isOpen) {
geo.Polygons = new int[] {0, vertexCount-1};
} else {
geo.Polygons = new int[] {0, vertexCount};
}
geo.ApplyOrientation(Orientation);
geo.Offset(Center);
return geo;
}
public static Geometry Process(Geometry geometry) {
var triangulate = new Triangulate(geometry);
return triangulate.Output();
}
public static Geometry Process(Geometry geometry)
{
var triangulate = new Triangulate(geometry);
return triangulate.Output();
}
