1 files changed, 5 insertions, 4 deletions

diff --git a/source/blender/blenkernel/intern/particle_system.c b/source/blender/blenkernel/intern/particle_system.c
index 7fdc60a265b..3ad770c5429 100644
--- a/source/blender/blenkernel/intern/particle_system.c
+++ b/source/blender/blenkernel/intern/particle_system.c
@@ -321,8 +321,9 @@ void psys_calc_dmcache(Object *ob, Mesh *mesh_final, Mesh *mesh_original, Partic
   if (!mesh_final->runtime.deformed_only) {
     /* Will use later to speed up subsurf/evaluated mesh. */
     LinkNode *node, *nodedmelem, **nodearray;
-    int totdmelem, totelem, i, *origindex, *origindex_poly = NULL;
-
+    int totdmelem, totelem, i;
+    const int *origindex;
+    const int *origindex_poly = NULL;
     if (psys->part->from == PART_FROM_VERT) {
       totdmelem = mesh_final->totvert;
 
@@ -3120,7 +3121,7 @@ static void collision_check(ParticleSimulationData *sim, int p, float dfra, floa
   col.cfra = cfra;
   col.old_cfra = sim->psys->cfra;
 
-  /* get acceleration (from gravity, forcefields etc. to be re-applied in collision response) */
+  /* Get acceleration (from gravity, force-fields etc. to be re-applied in collision response). */
   sub_v3_v3v3(col.acc, pa->state.vel, pa->prev_state.vel);
   mul_v3_fl(col.acc, 1.0f / col.total_time);
 
@@ -4961,7 +4962,7 @@ void particle_system_update(struct Depsgraph *depsgraph,
   }
 
   /* Save matrix for duplicators,
-   * at rendertime the actual dupliobject's matrix is used so don't update! */
+   * at render-time the actual dupli-object's matrix is used so don't update! */
   invert_m4_m4(psys->imat, ob->obmat);
 
   BKE_particle_batch_cache_dirty_tag(psys, BKE_PARTICLE_BATCH_DIRTY_ALL);