[Bf-blender-cvs] [8000d526842] blender-v3.3-release: Fix T100796: wrong tangents on bezier splines with duplicate points and handles
Jacques Lucke
noreply at git.blender.org
Mon Sep 5 15:20:38 CEST 2022
Commit: 8000d526842340387e137a84725a92f903555b24
Author: Jacques Lucke
Date: Mon Sep 5 15:20:04 2022 +0200
Branches: blender-v3.3-release
https://developer.blender.org/rB8000d526842340387e137a84725a92f903555b24
Fix T100796: wrong tangents on bezier splines with duplicate points and handles
Differential Revision: https://developer.blender.org/D15880
===================================================================
M source/blender/blenkernel/intern/curves_geometry.cc
===================================================================
diff --git a/source/blender/blenkernel/intern/curves_geometry.cc b/source/blender/blenkernel/intern/curves_geometry.cc
index af9533dc77f..940ec407d04 100644
--- a/source/blender/blenkernel/intern/curves_geometry.cc
+++ b/source/blender/blenkernel/intern/curves_geometry.cc
@@ -733,11 +733,14 @@ Span<float3> CurvesGeometry::evaluated_tangents() const
const IndexRange points = this->points_for_curve(curve_index);
const IndexRange evaluated_points = this->evaluated_points_for_curve(curve_index);
- if (handles_right[points.first()] != positions[points.first()]) {
+ const float epsilon = 1e-6f;
+ if (!math::almost_equal_relative(
+ handles_right[points.first()], positions[points.first()], epsilon)) {
tangents[evaluated_points.first()] = math::normalize(handles_right[points.first()] -
positions[points.first()]);
}
- if (handles_left[points.last()] != positions[points.last()]) {
+ if (!math::almost_equal_relative(
+ handles_left[points.last()], positions[points.last()], epsilon)) {
tangents[evaluated_points.last()] = math::normalize(positions[points.last()] -
handles_left[points.last()]);
}
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