Functions: support materialize virtual array to initialized span

1 files changed, 18 insertions, 0 deletions

diff --git a/source/blender/functions/intern/generic_virtual_array.cc b/source/blender/functions/intern/generic_virtual_array.cc
index ca2bd0f806f..a835e7a54a9 100644
--- a/source/blender/functions/intern/generic_virtual_array.cc
+++ b/source/blender/functions/intern/generic_virtual_array.cc
@@ -53,6 +53,24 @@ class GVArray_For_ShallowCopy : public GVArray {
  * GVArray.
  */
 
+void GVArray::materialize(void *dst) const
+{
+  this->materialize(IndexMask(size_), dst);
+}
+
+void GVArray::materialize(const IndexMask mask, void *dst) const
+{
+  this->materialize_impl(mask, dst);
+}
+
+void GVArray::materialize_impl(const IndexMask mask, void *dst) const
+{
+  for (const int64_t i : mask) {
+    void *elem_dst = POINTER_OFFSET(dst, type_->size() * i);
+    this->get(i, elem_dst);
+  }
+}
+
 void GVArray::materialize_to_uninitialized(void *dst) const
 {
   this->materialize_to_uninitialized(IndexMask(size_), dst);