Cleanup: rename mat3_to_quat_is_ok to mat3_to_quat_legacy

Update comment, noting why this is kept.

3 files changed, 4 insertions, 4 deletions

diff --git a/source/blender/blenkernel/intern/boids.c b/source/blender/blenkernel/intern/boids.c
index a86d6e25ee9..2e07b52c7bf 100644
--- a/source/blender/blenkernel/intern/boids.c
+++ b/source/blender/blenkernel/intern/boids.c
@@ -1567,7 +1567,7 @@ void boid_body(BoidBrainData *bbd, ParticleData *pa)
   cross_v3_v3v3(mat[1], mat[2], mat[0]);
 
   /* apply rotation */
-  mat3_to_quat_is_ok(q, mat);
+  mat3_to_quat_legacy(q, mat);
   copy_qt_qt(pa->state.rot, q);
 }
 
diff --git a/source/blender/blenkernel/intern/particle.c b/source/blender/blenkernel/intern/particle.c
index 85a8d6c817f..7a17e21d569 100644
--- a/source/blender/blenkernel/intern/particle.c
+++ b/source/blender/blenkernel/intern/particle.c
@@ -3494,7 +3494,7 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra, const bool use_re
      * initial tangent, but taking that in to account will allow
      * the possibility of flipping again. -jahka
      */
-    mat3_to_quat_is_ok(cache[p]->rot, rotmat);
+    mat3_to_quat_legacy(cache[p]->rot, rotmat);
   }
 
   psys->totcached = totpart;
@@ -3684,7 +3684,7 @@ static void psys_cache_edit_paths_iter(void *__restrict iter_data_v,
      * initial tangent, but taking that in to account will allow
      * the possibility of flipping again. -jahka
      */
-    mat3_to_quat_is_ok(cache[iter]->rot, rotmat);
+    mat3_to_quat_legacy(cache[iter]->rot, rotmat);
   }
 }
 
diff --git a/source/blender/blenkernel/intern/particle_system.c b/source/blender/blenkernel/intern/particle_system.c
index e9bbcea241e..abecb9f8d9d 100644
--- a/source/blender/blenkernel/intern/particle_system.c
+++ b/source/blender/blenkernel/intern/particle_system.c
@@ -837,7 +837,7 @@ void psys_get_birth_coords(
     cross_v3_v3v3(mat[1], mat[2], mat[0]);
 
     /* apply rotation */
-    mat3_to_quat_is_ok(q, mat);
+    mat3_to_quat_legacy(q, mat);
     copy_qt_qt(state->rot, q);
   }
   else {