Commit: 283af786579b4d5e094332a15d95a5c888647b13 Author: Campbell Barton Date: Thu Oct 6 17:32:11 2022 +1100 Branches: blender-v2.93-release https://developer.blender.org/rB283af786579b4d5e094332a15d95a5c888647b13
Fix T101591: mathutils.geometry.intersect_line_line 2D vector error Uninitialized stack memory was used when intersecting 2D vectors. =================================================================== M source/blender/python/mathutils/mathutils_geometry.c =================================================================== diff --git a/source/blender/python/mathutils/mathutils_geometry.c b/source/blender/python/mathutils/mathutils_geometry.c index 4b09c08f62c..b431c45062f 100644 --- a/source/blender/python/mathutils/mathutils_geometry.c +++ b/source/blender/python/mathutils/mathutils_geometry.c @@ -193,6 +193,13 @@ static PyObject *M_Geometry_intersect_line_line(PyObject *UNUSED(self), PyObject return NULL; } + /* Zero 3rd axis of 2D vectors. */ + if (len == 2) { + lines[1][2] = 0.0f; + lines[2][2] = 0.0f; + lines[3][2] = 0.0f; + } + result = isect_line_line_v3(UNPACK4(lines), i1, i2); /* The return-code isn't exposed, * this way we can check know how close the lines are. */ _______________________________________________ Bf-blender-cvs mailing list Bf-blender-cvs@blender.org List details, subscription details or unsubscribe: https://lists.blender.org/mailman/listinfo/bf-blender-cvs