[dxvk] Move isUnifiedMemoryArchitecture to adapter

src/dxvk/dxvk_adapter.cpp

@@ -497,6 +497,17 @@ namespace dxvk {
   }
   
   
+  bool DxvkAdapter::isUnifiedMemoryArchitecture() const {
+    auto memory = this->memoryProperties();
+    bool result = true;
+
+    for (uint32_t i = 0; i < memory.memoryHeapCount; i++)
+      result &= memory.memoryHeaps[i].flags & VK_MEMORY_HEAP_DEVICE_LOCAL_BIT;
+
+    return result;
+  }
+  
+  
   void DxvkAdapter::initHeapAllocInfo() {
     for (uint32_t i = 0; i < m_heapAlloc.size(); i++)
       m_heapAlloc[i] = 0;

src/dxvk/dxvk_adapter.h

@@ -247,6 +247,15 @@ namespace dxvk {
      */
     void logAdapterInfo() const;
     
+    /**
+     * \brief Checks whether this is a UMA system
+     *
+     * Basically tests whether all heaps are device-local.
+     * Can be used for various optimizations in client APIs.
+     * \returns \c true if the system has unified memory.
+     */
+    bool isUnifiedMemoryArchitecture() const;
+    
   private:
     
     Rc<vk::InstanceFn>  m_vki;

src/dxvk/dxvk_device.cpp

@@ -33,13 +33,7 @@ namespace dxvk {
 
 
   bool DxvkDevice::isUnifiedMemoryArchitecture() const {
-    auto memory = m_adapter->memoryProperties();
-    bool result = true;
-
-    for (uint32_t i = 0; i < memory.memoryHeapCount; i++)
-      result &= memory.memoryHeaps[i].flags & VK_MEMORY_HEAP_DEVICE_LOCAL_BIT;
-
-    return result;
+    return m_adapter->isUnifiedMemoryArchitecture();
   }