From e02f9fd89b059919baf3a8d8bf8b783470976a27 Mon Sep 17 00:00:00 2001
From: Steven Le Rouzic <steven.lerouzic@gmail.com>
Date: Sat, 27 Apr 2024 01:16:21 +0200
Subject: Some work on Vulkan initialization

---
 deimos/core/allocator.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'deimos/core/allocator.h')

diff --git a/deimos/core/allocator.h b/deimos/core/allocator.h
index 26374bd..5afb824 100644
--- a/deimos/core/allocator.h
+++ b/deimos/core/allocator.h
@@ -125,6 +125,27 @@ public:
         }
         Free(t, sizeof(T), source_location);
     }
+
+    template<typename T>
+    gsl::owner<Span<T>> NewArray(int64_t count, const SourceLocation& source_location = {})
+        requires std::is_default_constructible_v<T>
+    {
+        Expects(count > 0);
+        
+        auto* raw = Allocate((int64_t)sizeof(T) * count, source_location);
+        if constexpr (std::is_trivially_default_constructible_v<T>)
+        {
+            MemoryZero(raw, (int64_t)sizeof(T) * count);
+        }
+        else
+        {
+            for (int64_t i = 0; i < count; ++i)
+            {
+                new((T*)raw + i) T{};
+            }
+        }
+        return Span<T>{ (T*)raw, count };
+    }
 };
 
 class AllocatorApi
-- 
cgit