public static void Extrude_Face_MultipleTimes_CreatesValidGeometry([ValueSource("shapeTypes")] ShapeType shape)
{
var mesh = ShapeGenerator.CreateShape(shape);
try
{
int initialVertexCount = mesh.vertexCount;
UnityEngine.ProBuilder.Face face = mesh.facesInternal[m_Random.Next(0, mesh.facesInternal.Length)];
mesh.Extrude(new UnityEngine.ProBuilder.Face[] { face }, ExtrudeMethod.FaceNormal, 1f);
mesh.ToMesh();
mesh.Refresh();
LogAssert.NoUnexpectedReceived();
TestUtility.AssertMeshAttributesValid(mesh.mesh);
Assert.AreEqual(initialVertexCount + face.edgesInternal.Length * 4, mesh.vertexCount);
initialVertexCount = mesh.vertexCount;
mesh.Extrude(new UnityEngine.ProBuilder.Face[] { face }, ExtrudeMethod.VertexNormal, 1f);
mesh.ToMesh();
mesh.Refresh();
LogAssert.NoUnexpectedReceived();
TestUtility.AssertMeshAttributesValid(mesh.mesh);
Assert.AreEqual(initialVertexCount + face.edgesInternal.Length * 4, mesh.vertexCount);
initialVertexCount = mesh.vertexCount;
mesh.Extrude(new UnityEngine.ProBuilder.Face[] { face }, ExtrudeMethod.IndividualFaces, 1f);
mesh.ToMesh();
mesh.Refresh();
LogAssert.NoUnexpectedReceived();
TestUtility.AssertMeshAttributesValid(mesh.mesh);
Assert.AreEqual(initialVertexCount + face.edgesInternal.Length * 4, mesh.vertexCount);
}
catch (Exception e)
{
Debug.LogError(e.ToString());
}
finally
{
if (mesh != null)
{
Object.DestroyImmediate(mesh.gameObject);
}
}
}
/// <summary>
/// Deep copy constructor.
/// </summary>
/// <param name="other">The Face from which to copy properties.</param>
public Face(Face other)
{
CopyFrom(other);
}
public void SetSingleFace(Face face)
{
faces.Clear();
faces.Add(face);
}
internal static void Unwrap(ProBuilderMesh mesh, Face face, Vector3 projection = default)
{
Projection.PlanarProject(mesh, face, projection != Vector3.zero ? projection : Vector3.zero);
ApplyUVSettings(mesh.texturesInternal, face.distinctIndexesInternal, face.uv);
}
/// <summary>
/// Pick faces contained within rect.
/// </summary>
/// <param name="cam"></param>
/// <param name="rect">Rect is in GUI space, where 0,0 is top left of screen, width = cam.pixelWidth / pointsPerPixel.</param>
/// <param name="selectable"></param>
/// <param name="options"></param>
/// <param name="pixelsPerPoint">Scale the render texture to match rect coordinates. Generally you'll just pass in EditorGUIUtility.pixelsPerPoint.</param>
/// <returns></returns>
public static Dictionary <ProBuilderMesh, HashSet <Face> > PickFacesInRect(
Camera cam,
Rect rect,
IList <ProBuilderMesh> selectable,
PickerOptions options,
float pixelsPerPoint = 1f)
{
if (options.depthTest && options.rectSelectMode == RectSelectMode.Partial)
{
return(SelectionPickerRenderer.PickFacesInRect(
cam,
rect,
selectable,
(int)(cam.pixelWidth / pixelsPerPoint),
(int)(cam.pixelHeight / pixelsPerPoint)));
}
var selected = new Dictionary <ProBuilderMesh, HashSet <Face> >();
foreach (var pb in selectable)
{
if (!pb.selectable)
{
continue;
}
HashSet <Face> selectedFaces = new HashSet <Face>();
Transform trs = pb.transform;
Vector3[] positions = pb.positionsInternal;
Vector3[] screenPoints = new Vector3[pb.vertexCount];
for (int nn = 0; nn < pb.vertexCount; nn++)
{
screenPoints[nn] = cam.ScreenToGuiPoint(cam.WorldToScreenPoint(trs.TransformPoint(positions[nn])), pixelsPerPoint);
}
for (int n = 0; n < pb.facesInternal.Length; n++)
{
Face face = pb.facesInternal[n];
// rect select = complete
if (options.rectSelectMode == RectSelectMode.Complete)
{
// face is behind the camera
if (screenPoints[face.indexesInternal[0]].z < cam.nearClipPlane)
{
continue;
}
// only check the first index per quad, and if it checks out, then check every other point
if (rect.Contains(screenPoints[face.indexesInternal[0]]))
{
bool nope = false;
for (int q = 1; q < face.distinctIndexesInternal.Length; q++)
{
int index = face.distinctIndexesInternal[q];
if (screenPoints[index].z < cam.nearClipPlane || !rect.Contains(screenPoints[index]))
{
nope = true;
break;
}
}
if (!nope)
{
if (!options.depthTest ||
!HandleUtility.PointIsOccluded(cam, pb, trs.TransformPoint(Math.Average(positions, face.distinctIndexesInternal))))
{
selectedFaces.Add(face);
}
}
}
}
// rect select = partial
else
{
Bounds2D poly = new Bounds2D(screenPoints, face.edgesInternal);
bool overlaps = false;
if (poly.Intersects(rect))
{
// if rect contains one point of polygon, it overlaps
for (int nn = 0; nn < face.distinctIndexesInternal.Length && !overlaps; nn++)
{
Vector3 p = screenPoints[face.distinctIndexesInternal[nn]];
overlaps = p.z > cam.nearClipPlane && rect.Contains(p);
}
// if polygon contains one point of rect, it overlaps. otherwise check for edge intersections
if (!overlaps)
{
Vector2 tl = new Vector2(rect.xMin, rect.yMax);
Vector2 tr = new Vector2(rect.xMax, rect.yMax);
Vector2 bl = new Vector2(rect.xMin, rect.yMin);
Vector2 br = new Vector2(rect.xMax, rect.yMin);
overlaps = Math.PointInPolygon(screenPoints, poly, face.edgesInternal, tl);
if (!overlaps)
{
overlaps = Math.PointInPolygon(screenPoints, poly, face.edgesInternal, tr);
}
if (!overlaps)
{
overlaps = Math.PointInPolygon(screenPoints, poly, face.edgesInternal, br);
}
if (!overlaps)
{
overlaps = Math.PointInPolygon(screenPoints, poly, face.edgesInternal, bl);
}
// if any polygon edge intersects rect
for (int nn = 0; nn < face.edgesInternal.Length && !overlaps; nn++)
{
if (Math.GetLineSegmentIntersect(tr, tl, screenPoints[face.edgesInternal[nn].a], screenPoints[face.edgesInternal[nn].b]))
{
overlaps = true;
}
else if (Math.GetLineSegmentIntersect(tl, bl, screenPoints[face.edgesInternal[nn].a], screenPoints[face.edgesInternal[nn].b]))
{
overlaps = true;
}
else if (Math.GetLineSegmentIntersect(bl, br, screenPoints[face.edgesInternal[nn].a], screenPoints[face.edgesInternal[nn].b]))
{
overlaps = true;
}
else if (Math.GetLineSegmentIntersect(br, tl, screenPoints[face.edgesInternal[nn].a], screenPoints[face.edgesInternal[nn].b]))
{
overlaps = true;
}
}
}
}
// don't test occlusion since that case is handled special
if (overlaps)
{
selectedFaces.Add(face);
}
}
}
selected.Add(pb, selectedFaces);
}
return(selected);
}
