1 files changed, 36 insertions, 0 deletions

diff --git a/source/blender/blenloader/intern/versioning_290.c b/source/blender/blenloader/intern/versioning_290.c
index a96b82e2e91..12b5a297df5 100644
--- a/source/blender/blenloader/intern/versioning_290.c
+++ b/source/blender/blenloader/intern/versioning_290.c
@@ -22,9 +22,11 @@
 
 #include "BLI_listbase.h"
 #include "BLI_math.h"
+#include "BLI_string.h"
 #include "BLI_utildefines.h"
 
 #include "DNA_brush_types.h"
+#include "DNA_cachefile_types.h"
 #include "DNA_constraint_types.h"
 #include "DNA_genfile.h"
 #include "DNA_gpencil_modifier_types.h"
@@ -446,5 +448,39 @@ void blo_do_versions_290(FileData *fd, Library *UNUSED(lib), Main *bmain)
         }
       }
     }
+
+    /* Initialise additional velocity parameter for CacheFiles. */
+    if (!DNA_struct_elem_find(
+            fd->filesdna, "MeshSeqCacheModifierData", "float", "velocity_scale")) {
+      for (Object *object = bmain->objects.first; object != NULL; object = object->id.next) {
+        LISTBASE_FOREACH (ModifierData *, md, &object->modifiers) {
+          if (md->type == eModifierType_MeshSequenceCache) {
+            MeshSeqCacheModifierData *mcmd = (MeshSeqCacheModifierData *)md;
+            mcmd->velocity_scale = 1.0f;
+            mcmd->vertex_velocities = NULL;
+            mcmd->num_vertices = 0;
+          }
+        }
+      }
+    }
+
+    if (!DNA_struct_elem_find(fd->filesdna, "CacheFile", "char", "velocity_unit")) {
+      for (CacheFile *cache_file = bmain->cachefiles.first; cache_file != NULL;
+           cache_file = cache_file->id.next) {
+        BLI_strncpy(cache_file->velocity_name, ".velocities", sizeof(cache_file->velocity_name));
+        cache_file->velocity_unit = CACHEFILE_VELOCITY_UNIT_SECOND;
+      }
+    }
+
+    if (!DNA_struct_elem_find(fd->filesdna, "OceanModifierData", "int", "viewport_resolution")) {
+      for (Object *object = bmain->objects.first; object != NULL; object = object->id.next) {
+        LISTBASE_FOREACH (ModifierData *, md, &object->modifiers) {
+          if (md->type == eModifierType_Ocean) {
+            OceanModifierData *omd = (OceanModifierData *)md;
+            omd->viewport_resolution = omd->resolution;
+          }
+        }
+      }
+    }
   }
 }