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authorTamito Kajiyama <rd6t-kjym@asahi-net.or.jp>2016-12-28 12:05:28 +0300
committerTamito Kajiyama <rd6t-kjym@asahi-net.or.jp>2016-12-28 12:09:35 +0300
commit7f262acb92e5873f3c6fd63520bcec60f8e220dc (patch)
tree451d8512b89cdb8a15bdf9495d0130d69f4755d7 /source/blender/freestyle/intern/geometry/GeomUtils.cpp
parent6559ab2d511b1c0c1845342133505139166da4b3 (diff)
Fix T49479: Freestyle inconsistent line drawing with large geometry dimension.
Ray-plane intersection routine GeomUtils::intersectRayPlane() was used with an unnormalized direction vector as input.
Diffstat (limited to 'source/blender/freestyle/intern/geometry/GeomUtils.cpp')
-rw-r--r--source/blender/freestyle/intern/geometry/GeomUtils.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/geometry/GeomUtils.cpp b/source/blender/freestyle/intern/geometry/GeomUtils.cpp
index 3eb92c559fe..cd7c1b83a4e 100644
--- a/source/blender/freestyle/intern/geometry/GeomUtils.cpp
+++ b/source/blender/freestyle/intern/geometry/GeomUtils.cpp
@@ -470,6 +470,8 @@ bool intersectRayTriangle(const Vec3r& orig, const Vec3r& dir, const Vec3r& v0,
}
// Intersection between plane and ray, adapted from Graphics Gems, Didier Badouel
+// The plane is represented by a set of points P implicitly defined as dot(norm, P) + d = 0.
+// The ray is represented as r(t) = orig + dir * t.
intersection_test intersectRayPlane(const Vec3r& orig, const Vec3r& dir, const Vec3r& norm, const real d,
real& t, const real epsilon)
{