GraphicsMemory default alignment is now 16-byte

Inc/GraphicsMemory.h

@@ -122,7 +122,7 @@ namespace DirectX
         // Make sure to keep the GraphicsResource handle alive as long as you need to access
         // the memory on the CPU. For example, do not simply cache GpuAddress() and discard
         // the GraphicsResource object, or your memory may be overwritten later.
-        GraphicsResource __cdecl Allocate(size_t size, size_t alignment = 0);
+        GraphicsResource __cdecl Allocate(size_t size, size_t alignment = 16);
 
         // Special overload of Allocate that aligns to D3D12 constant buffer alignment requirements
         template<typename T> GraphicsResource AllocateConstant()

Src/GraphicsMemory.cpp

@@ -261,8 +261,10 @@ GraphicsMemory::~GraphicsMemory()
 {
 }
 
+
 GraphicsResource GraphicsMemory::Allocate(size_t size, size_t alignment)
 {
+    assert(alignment >= 4); // Should use at least DWORD alignment
     return std::move(pImpl->Allocate(size, alignment));
 }
 
@@ -272,6 +274,7 @@ void GraphicsMemory::Commit(_In_ ID3D12CommandQueue* commandQueue)
     pImpl->Commit(commandQueue);
 }
 
+
 void GraphicsMemory::GarbageCollect()
 {
     pImpl->GarbageCollect();