add dist_to_line_v3() for completeness, (had dist_to_line_v2 already)

2 files changed, 10 insertions, 0 deletions

diff --git a/source/blender/blenlib/BLI_math_geom.h b/source/blender/blenlib/BLI_math_geom.h
index 448396811d3..d475d476c6d 100644
--- a/source/blender/blenlib/BLI_math_geom.h
+++ b/source/blender/blenlib/BLI_math_geom.h
@@ -68,6 +68,7 @@ void closest_to_line_segment_v2(float closest[2], const float p[2], const float
 float dist_to_plane_normalized_v3(const float p[3], const float plane_co[3], const float plane_no_unit[3]);
 float dist_to_plane_v3(const float p[3], const float plane_co[3], const float plane_no[3]);
 float dist_to_line_segment_v3(const float p[3], const float l1[3], const float l2[3]);
+float dist_to_line_v3(const float p[3], const float l1[3], const float l2[3]);
 float closest_to_line_v3(float r[3], const float p[3], const float l1[3], const float l2[3]);
 float closest_to_line_v2(float r[2], const float p[2], const float l1[2], const float l2[2]);
 void closest_to_line_segment_v3(float r[3], const float p[3], const float l1[3], const float l2[3]);
diff --git a/source/blender/blenlib/intern/math_geom.c b/source/blender/blenlib/intern/math_geom.c
index 70a02544acf..e1dfe40cdf4 100644
--- a/source/blender/blenlib/intern/math_geom.c
+++ b/source/blender/blenlib/intern/math_geom.c
@@ -304,6 +304,15 @@ float dist_to_line_segment_v3(const float v1[3], const float v2[3], const float
 	return len_v3v3(closest, v1);
 }
 
+float dist_to_line_v3(const float v1[3], const float v2[3], const float v3[3])
+{
+	float closest[3];
+
+	closest_to_line_v3(closest, v1, v2, v3);
+
+	return len_v3v3(closest, v1);
+}
+
 /* Adapted from "Real-Time Collision Detection" by Christer Ericson,
  * published by Morgan Kaufmann Publishers, copyright 2005 Elsevier Inc.
  *