diff --git a/inc/hgl/graph/PrimitiveCreater.h b/inc/hgl/graph/PrimitiveCreater.h
index 057e6238..13d7af73 100644
--- a/inc/hgl/graph/PrimitiveCreater.h
+++ b/inc/hgl/graph/PrimitiveCreater.h
@@ -55,6 +55,7 @@ public:
                     return(nullptr);
 
                 VABAccess vad;
+
                 if(!this->AcquirePVB(&vad,name,nullptr))
                     return(nullptr);
 
diff --git a/inc/hgl/graph/VKDeviceAttribute.h b/inc/hgl/graph/VKDeviceAttribute.h
index 5c7d4b5e..9de75c3f 100644
--- a/inc/hgl/graph/VKDeviceAttribute.h
+++ b/inc/hgl/graph/VKDeviceAttribute.h
@@ -40,6 +40,7 @@ struct GPUDeviceAttribute
     VkCompositeAlphaFlagBitsKHR         compositeAlpha  =VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
 
     bool                                uint8_index_type=false;
+    bool                                uint32_index_type=false;
 
     VkDevice                            device          =VK_NULL_HANDLE;
     VkCommandPool                       cmd_pool        =VK_NULL_HANDLE;
diff --git a/inc/hgl/graph/VKDeviceCreater.h b/inc/hgl/graph/VKDeviceCreater.h
index 60c381ff..07ed0511 100644
--- a/inc/hgl/graph/VKDeviceCreater.h
+++ b/inc/hgl/graph/VKDeviceCreater.h
@@ -14,6 +14,8 @@ struct VulkanHardwareRequirement
         Must,       ///<必须支持
     };
 
+    //这里使用这种大小写是为了和VulkanSDK中的定义保持一致，cpp中使用宏比较和复制时只使用一个名字即可
+
     uint maxImageDimension1D;
     uint maxImageDimension2D;
     uint maxImageDimension3D;
diff --git a/src/SceneGraph/PrimitiveCreater.cpp b/src/SceneGraph/PrimitiveCreater.cpp
index 5169dcd5..26f90e38 100644
--- a/src/SceneGraph/PrimitiveCreater.cpp
+++ b/src/SceneGraph/PrimitiveCreater.cpp
@@ -195,4 +195,4 @@ Primitive *PrimitiveCreater::Finish(const AnsiString &prim_name)
 
     return primitive;
 }
-VK_NAMESPACE_END
\ No newline at end of file
+VK_NAMESPACE_END
diff --git a/src/SceneGraph/Vulkan/VKDeviceBuffer.cpp b/src/SceneGraph/Vulkan/VKDeviceBuffer.cpp
index 40c8e1c2..88f1cbfe 100644
--- a/src/SceneGraph/Vulkan/VKDeviceBuffer.cpp
+++ b/src/SceneGraph/Vulkan/VKDeviceBuffer.cpp
@@ -81,9 +81,9 @@ const IndexType GPUDevice::ChooseIndexType(const VkDeviceSize &vertex_count)cons
 {
     if(vertex_count<=0)return(IndexType::ERR);
 
-    if(attr->uint8_index_type&&                 vertex_count<=0xFF  )return IndexType::U8;  else
-    if(                                         vertex_count<=0xFFFF)return IndexType::U16; else
-    if(attr->physical_device->SupportU32Index()                     )return IndexType::U32; else
+    if(attr->uint8_index_type&& vertex_count<=0xFF  )return IndexType::U8;  else
+    if(                         vertex_count<=0xFFFF)return IndexType::U16; else
+    if(attr->uint32_index_type  )return IndexType::U32; else
 
     return IndexType::ERR;
 }
@@ -94,9 +94,9 @@ const bool GPUDevice::CheckIndexType(const IndexType it,const VkDeviceSize &vert
 
     if(it==IndexType::U16&&vertex_count<=0xFFFF)return(true);
 
-    if(it==IndexType::U32&&attr->physical_device->SupportU32Index())return(true);
+    if(it==IndexType::U32&&                     attr->uint32_index_type)return(true);
 
-    if(it==IndexType::U8 &&vertex_count<=0xFF&&attr->uint8_index_type)return(true);
+    if(it==IndexType::U8 &&vertex_count<=0xFF&& attr->uint8_index_type)return(true);
 
     return(false);
 }
diff --git a/src/SceneGraph/Vulkan/VKDeviceCreater.cpp b/src/SceneGraph/Vulkan/VKDeviceCreater.cpp
index 2299e694..9e5e8d92 100644
--- a/src/SceneGraph/Vulkan/VKDeviceCreater.cpp
+++ b/src/SceneGraph/Vulkan/VKDeviceCreater.cpp
@@ -318,6 +318,12 @@ GPUDevice *VulkanDeviceCreater::CreateRenderDevice()
         device_attr->uint8_index_type=true;
     }
 
+    if(physical_device->SupportU32Index()
+     &&require.fullDrawIndexUint32>=VulkanHardwareRequirement::SupportLevel::Want)
+    {
+        device_attr->uint32_index_type=true;
+    }
+
     device_attr->surface_format=surface_format;
 
     GetDeviceQueue(device_attr);