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Fixed a missing face on a profile cut

0.6.0-stable
Dahlia Trimble 2008-10-12 08:52:42 +00:00
parent 216787ee1d
commit 116a08f42e
1 changed files with 23 additions and 4 deletions
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27
OpenSim/Region/Physics/Meshing/PrimMesher.cs
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@ -458,6 +458,10 @@ namespace PrimMesher
return;
}
bool simpleFace = false; // flag to create as few triangles as possible for 3 or 4 side profile
if (sides < 5 && hollow == 0.0f && profileStart == 0.0f && profileEnd == 1.0f)
simpleFace = true;
if (this.calcVertexNormals)
{
if (sides > 4)
@ -501,7 +505,7 @@ namespace PrimMesher
}
}
}
else
else if (!simpleFace)
{
this.coords.Add(center);
if (this.calcVertexNormals && sides > 4)
@ -546,7 +550,7 @@ namespace PrimMesher
hollowCoords.Add(newVert);
}
}
else if (createFaces && angle.angle > 0.0001f)
else if (!simpleFace && createFaces && angle.angle > 0.0001f)
{
Face newFace = new Face();
newFace.v1 = 0;
@ -641,6 +645,18 @@ namespace PrimMesher
this.coords.AddRange(hollowCoords);
}
if (simpleFace && createFaces)
{
if (sides == 3)
this.faces.Add(new Face(0, 1, 2));
else if (sides == 4)
{
this.faces.Add(new Face(0, 1, 2));
this.faces.Add(new Face(0, 2, 3));
}
}
}
public Profile Clone()
@ -966,7 +982,7 @@ namespace PrimMesher
hollow *= 1.414f;
bool hasProfileCut = false;
if (profileStart < 0.0 || profileEnd < 1.0)
if (profileStart > 0.0f || profileEnd < 1.0f)
hasProfileCut = true;
Profile profile = new Profile(this.sides, this.profileStart, this.profileEnd, hollow, this.hollowSides, true, calcVertexNormals);
@ -1023,7 +1039,7 @@ namespace PrimMesher
int startVert = coordsLen + 1;
int endVert = this.coords.Count - 1;
if (hasProfileCut || hollow > 0.0f)
if (sides < 5 || hasProfileCut || hollow > 0.0f)
startVert--;
for (int i = startVert; i < endVert; i++)
@ -1067,6 +1083,9 @@ namespace PrimMesher
}
else done = true;
}
if (calcVertexNormals && sides < 5 && twistBegin == 0.0f && twistEnd == 0.0f)
this.CalcNormals();
}
public void ExtrudeCircular()