diff --git a/CMCore b/CMCore
index 180228d4..0f3ef7ff 160000
--- a/CMCore
+++ b/CMCore
@@ -1 +1 @@
-Subproject commit 180228d46a44b76468840dfdf54672a85ecddba7
+Subproject commit 0f3ef7ff3fad57b6a61d9700fe707ad0a97c844e
diff --git a/inc/hgl/graph/VK.h b/inc/hgl/graph/VK.h
index 95bc946f..220eeb17 100644
--- a/inc/hgl/graph/VK.h
+++ b/inc/hgl/graph/VK.h
@@ -87,6 +87,16 @@ enum ImageTiling
     Linear
 };//
 
+inline const uint32_t GetMipLevel(const VkExtent2D &ext)
+{
+    return hgl::GetMipLevel(ext.width,ext.height);
+}
+
+inline const uint32_t GetMipLevel(const VkExtent3D &ext)
+{
+    return hgl::GetMipLevel(ext.width,ext.height,ext.depth);
+}
+
 enum IndexType
 {
     U16=0,
diff --git a/src/RenderDevice/VKDeviceTexture.cpp b/src/RenderDevice/VKDeviceTexture.cpp
index cd15265e..a8e97a71 100644
--- a/src/RenderDevice/VKDeviceTexture.cpp
+++ b/src/RenderDevice/VKDeviceTexture.cpp
@@ -10,21 +10,6 @@
 VK_NAMESPACE_BEGIN
 namespace
 {
-    const uint32_t GetMipLevel(const uint32_t size)
-    {
-        return static_cast<uint32_t>(std::floor(std::log2(size)))+1;
-    }
-
-    const uint32_t GetMipLevel(const VkExtent2D &ext)
-    {
-        return GetMipLevel(std::max(ext.width,ext.height));
-    }
-
-    const uint32_t GetMipLevel(const VkExtent3D &ext)
-    {
-        return GetMipLevel(std::max(std::max(ext.width,ext.height),ext.depth));
-    }
-    
     void GenerateMipmaps(GPUCmdBuffer *texture_cmd_buf,VkImage image,VkImageAspectFlags aspect_mask,const int32_t width,const int32_t height,const uint32_t mipLevels)
     {
     //VkImage image, VkFormat imageFormat, int32_t texWidth, int32_t texHeight, uint32_t mipLevels) {