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Merge pull request #5418 from sethalves/hull-tool-fatten-ignore-walls

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hull creation tool ignores walls in fatten-mesh mode
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Andrew Meadows 2015-07-24 08:37:47 -07:00
commit c6b2644539
1 changed files with 7 additions and 0 deletions
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7
tools/vhacd-util/src/VHACDUtil.cpp
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@ -118,6 +118,13 @@ void vhacd::VHACDUtil::fattenMeshes(const FBXMesh& mesh, FBXMesh& result,
glm::vec3 p2 = result.vertices[index2];
glm::vec3 av = (p0 + p1 + p2) / 3.0f; // center of the triangular face
glm::vec3 normal = glm::normalize(glm::cross(p1 - p0, p2 - p0));
float threshold = 1.0f / sqrtf(3.0f);
if (normal.y > -threshold && normal.y < threshold) {
// this triangle is more a wall than a floor, skip it.
continue;
}
float dropAmount = 0;
dropAmount = glm::max(glm::length(p1 - p0), dropAmount);
dropAmount = glm::max(glm::length(p2 - p1), dropAmount);