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-rw-r--r--core/math/vector3.cpp2
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;