[Bf-blender-cvs] [1b2aa3a080d] soc-2021-curves: Clamped t to not let curves go to infinity

[dilithjay]

Commit: 1b2aa3a080de55939918b68bb87bf9b5d0c7e618
Author: dilithjay
Date:   Sun Dec 19 16:36:04 2021 +0530
Branches: soc-2021-curves
https://developer.blender.org/rB1b2aa3a080de55939918b68bb87bf9b5d0c7e618

Clamped t to not let curves go to infinity

===================================================================

M       source/blender/editors/curve/editcurve_pen.c

===================================================================

diff --git a/source/blender/editors/curve/editcurve_pen.c 
b/source/blender/editors/curve/editcurve_pen.c
index 71ed62e46f5..0ca8f4c2712 100644
--- a/source/blender/editors/curve/editcurve_pen.c
+++ b/source/blender/editors/curve/editcurve_pen.c
@@ -788,6 +788,11 @@ static void move_segment(MoveSegmentData *seg_data, const 
wmEvent *event, ViewCo
   BezTriple *bezt2 = BKE_nurb_bezt_get_next(nu, bezt1);
 
   const float t = seg_data->t;
+
+  if (min_ff(t, 1.0f - t) < 0.1f) {
+    return;
+  }
+
   const float t_sq = t * t;
   const float t_cu = t_sq * t;
   const float one_minus_t = 1 - t;

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