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shapes returning transformed normals

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git-svn-id: svn://anubis/fart/trunk@60 7f9b0f55-74a9-4bce-be96-3c2cd072584d
This commit is contained in:
Josh Holtrop 2009-01-28 15:06:48 +00:00
parent 7a4bb7dbc2
commit ca3087eac5
2 changed files with 5 additions and 2 deletions
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3
shapes/Plane.cc
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@ -46,5 +46,6 @@ Shape::IntersectList Plane::intersect(const Ray & ray)
Vector Plane::getNormalAt(const Vector & pt)
{
Vector normal(m_a, m_b, m_c);
return normal.normalize();
normal.normalize();
return m_transform.transform_normal(normal);
}

4
shapes/Sphere.cc
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@ -41,5 +41,7 @@ Vector Sphere::getNormalAt(const Vector & pt)
Vector pt_inv = m_inverse.transform_point(pt);
Vector normal = pt_inv;
return normal.normalize();
normal.normalize();
return m_transform.transform_normal(normal);
}