AxioDL/metaforce
2
0
Fork 0
mirror of https://github.com/AxioDL/metaforce.git synced 2025-12-08 22:27:43 +00:00
Code Issues Projects Releases Wiki Activity

DCLN OBB transform fix

Browse Source
This commit is contained in:
Jack Andersen
2019-03-07 18:16:42 -10:00
parent 4b042f6f9a
commit f40bf707f6
13 changed files with 45 additions and 40 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
DataSpec/DNACommon/OBBTreeBuilder.cpp
View File

@@ -49,15 +49,17 @@ static FittedOBB BuildFromCovarianceMatrix(gmm::dense_matrix<float>& C, const Co
// find the right, up and forward vectors from the eigenvectors
zeus::CVector3f r(eigvec(0, 0), eigvec(1, 0), eigvec(2, 0));
zeus::CVector3f u(eigvec(0, 1), eigvec(1, 1), eigvec(2, 1));
zeus::CVector3f f(eigvec(0, 2), eigvec(1, 2), eigvec(2, 2));
zeus::CVector3f f(eigvec(0, 1), eigvec(1, 1), eigvec(2, 1));
zeus::CVector3f u(eigvec(0, 2), eigvec(1, 2), eigvec(2, 2));
r.normalize();
u.normalize(), f.normalize();
f.normalize();
u.normalize();
// set the rotation matrix using the eigvenvectors
ret.xf.basis[0] = r;
ret.xf.basis[1] = u;
ret.xf.basis[2] = f;
ret.xf.basis[1] = f;
ret.xf.basis[2] = u;
ret.xf.orthonormalize();
// now build the bounding box extents in the rotated frame
zeus::CVector3f minim(1e10f, 1e10f, 1e10f), maxim(-1e10f, -1e10f, -1e10f);
@@ -65,7 +67,7 @@ static FittedOBB BuildFromCovarianceMatrix(gmm::dense_matrix<float>& C, const Co
std::unordered_set<uint32_t> verts = GetTriangleVerts(mesh, triIdx);
for (uint32_t v : verts) {
const zeus::CVector3f& p = mesh.verts[v].val;
zeus::CVector3f p_prime(r.dot(p), u.dot(p), f.dot(p));
zeus::CVector3f p_prime(ret.xf.basis[0].dot(p), ret.xf.basis[1].dot(p), ret.xf.basis[2].dot(p));
minim = zeus::min(minim, p_prime);
maxim = zeus::max(maxim, p_prime);
}