Changed default alignment to 8.

Author: robertosfield

include/vsg/core/Allocator.h

@@ -41,9 +41,9 @@ namespace vsg
     class VSG_DECLSPEC Allocator
     {
     public:
-        explicit Allocator(size_t in_defaultAlignment = 4) :
+        explicit Allocator(size_t in_defaultAlignment = 8) :
             defaultAlignment(in_defaultAlignment) {}
-        explicit Allocator(std::unique_ptr<Allocator> in_nestedAllocator, size_t in_defaultAlignment = 4) :
+        explicit Allocator(std::unique_ptr<Allocator> in_nestedAllocator, size_t in_defaultAlignment = 8) :
             defaultAlignment(in_defaultAlignment), nestedAllocator(std::move(in_nestedAllocator)) {}
         virtual ~Allocator() {}
 
@@ -76,7 +76,7 @@ namespace vsg
         virtual void report(std::ostream& out) const = 0;
 
         mutable std::mutex mutex;
-        size_t defaultAlignment = 4;
+        size_t defaultAlignment = 8;
 
     protected:
         // if you are assigning a custom allocator you must retain the old allocator to manage the memory it allocated and needs to delete

include/vsg/core/IntrusiveAllocator.h

@@ -44,8 +44,8 @@ namespace vsg
     class VSG_DECLSPEC IntrusiveAllocator : public Allocator
     {
     public:
-        explicit IntrusiveAllocator(size_t in_defaultAlignment = 4);
-        explicit IntrusiveAllocator(std::unique_ptr<Allocator> in_nestedAllocator, size_t in_defaultAlignment = 4);
+        explicit IntrusiveAllocator(size_t in_defaultAlignment = 8);
+        explicit IntrusiveAllocator(std::unique_ptr<Allocator> in_nestedAllocator, size_t in_defaultAlignment = 8);
 
         ~IntrusiveAllocator();
 
@@ -116,7 +116,7 @@ namespace vsg
             Element* memory = nullptr;
             Element* memoryEnd = nullptr;
 
-            size_t alignment = 4; // min aligment is 4 { sizeof(Element) }
+            size_t alignment = 8; // min aligment is 4 { sizeof(Element) }
             size_t blockAlignment = 16;
             size_t blockSize = 0;
             size_t maximumAllocationSize = 0;
@@ -175,7 +175,7 @@ namespace vsg
 
             IntrusiveAllocator* parent = nullptr;
             std::string name;
-            size_t alignment = 4;
+            size_t alignment = 8;
             size_t blockSize = 0;
             size_t maximumAllocationSize = 0;
             std::vector<std::shared_ptr<MemoryBlock>> memoryBlocks;