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Fix Multi Blend 2D node if all blend points are on the same line

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#719
This commit is contained in:
Wojtek Figat
2022-06-14 20:46:55 +02:00
parent 2bf6fac77d
commit 3925c6221c
2 changed files with 60 additions and 13 deletions
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16
Source/Engine/Animations/Graph/AnimGraph.Base.cpp
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@@ -216,15 +216,17 @@ bool AnimGraphBase::onNodeLoaded(Node* n)
Delaunay2D::Triangulate(vertices, triangles);
if (triangles.Count() == 0)
{
switch (vertices.Count())
// Insert dummy triangles to have something working (eg. blend points are on the same axis)
int32 verticesLeft = vertices.Count();
while (verticesLeft >= 3)
{
case 1:
triangles.Add(Delaunay2D::Triangle(0, 0, 0));
break;
case 2:
triangles.Add(Delaunay2D::Triangle(0, 1, 0));
break;
verticesLeft -= 3;
triangles.Add(Delaunay2D::Triangle(verticesLeft, verticesLeft + 1, verticesLeft + 2));
}
if (verticesLeft == 1)
triangles.Add(Delaunay2D::Triangle(0, 0, 0));
else if (verticesLeft == 2)
triangles.Add(Delaunay2D::Triangle(0, 1, 0));
}
// Store triangles vertices indices (map the back to the anim node slots)