Blast memory allocator must allocate with 16 byte aligment (#6968)

From Blast allocator documentation "Allocates size bytes of memory, which must be 16-byte aligned." https://gameworksdocs.nvidia.com/Blast/1.1/api_docs/files/class_nv_1_1_blast_1_1_allocator_callback.html Fixes #5162 Signed-off-by: moraaar moraaar@amazon.com
2022-01-18 16:00:28 +00:00
parent e166479bb7
commit 338eecd9e6
1 changed files with 4 additions and 1 deletions
@@ -100,11 +100,14 @@ namespace Blast
        class AZBlastAllocatorCallback : public Nv::Blast::AllocatorCallback
        {
        public:
+            // Blast requires 16-byte alignment
+            static const size_t alignment = 16;
+
            void* allocate(
                size_t size, const char* typeName, [[maybe_unused]] const char* filename,
                [[maybe_unused]] int line) override
            {
-                return azmalloc_4(size, 0, AZ::SystemAllocator, typeName);
+                return azmalloc_4(size, alignment, AZ::SystemAllocator, typeName);
            }

            void deallocate(void* ptr) override