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author | Rémi Verschelde <rverschelde@gmail.com> | 2023-02-14 11:05:52 +0100 |
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committer | Rémi Verschelde <rverschelde@gmail.com> | 2023-02-14 11:05:52 +0100 |
commit | 570b04dec4adfb1f55a168cfae99768308bab506 (patch) | |
tree | 99038c3c105fc6d4e4fa89880782ae6c240e6ad1 /core | |
parent | 1a206d0e22357587b198fc8fcdc99d95c82567da (diff) | |
parent | 5a800e68f1699c278078ff96100b0c0ea9a1780e (diff) |
Merge pull request #73265 from clayjohn/tangent-oct
Bias octahedral tangent y axis to avoid errors around 0
Diffstat (limited to 'core')
-rw-r--r-- | core/math/vector3.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/core/math/vector3.cpp b/core/math/vector3.cpp index d732f1e8b2..ae009fc4ef 100644 --- a/core/math/vector3.cpp +++ b/core/math/vector3.cpp @@ -108,7 +108,9 @@ Vector3 Vector3::octahedron_decode(const Vector2 &p_oct) { } Vector2 Vector3::octahedron_tangent_encode(const float sign) const { + const float bias = 1.0f / 32767.0f; Vector2 res = this->octahedron_encode(); + res.y = MAX(res.y, bias); res.y = res.y * 0.5f + 0.5f; res.y = sign >= 0.0f ? res.y : 1 - res.y; return res; |