BLI: add index_range method to some data structures

This can be used to iterate over all indices with less code.

1 files changed, 6 insertions, 0 deletions

diff --git a/source/blender/blenlib/BLI_array_cxx.h b/source/blender/blenlib/BLI_array_cxx.h
index c7704e20fb1..e987121d68c 100644
--- a/source/blender/blenlib/BLI_array_cxx.h
+++ b/source/blender/blenlib/BLI_array_cxx.h
@@ -27,6 +27,7 @@
 #include "BLI_allocator.h"
 #include "BLI_array_ref.h"
 #include "BLI_memory_utils_cxx.h"
+#include "BLI_index_range.h"
 
 namespace BLI {
 
@@ -182,6 +183,11 @@ template<typename T, typename Allocator = GuardedAllocator> class Array {
     return m_data + m_size;
   }
 
+  IndexRange index_range() const
+  {
+    return IndexRange(m_size);
+  }
+
  private:
   T *allocate(uint size)
   {