diff --git a/example/Vulkan/Deferred.cpp b/example/Vulkan/Deferred.cpp
index 6748bfa6..53f35467 100644
--- a/example/Vulkan/Deferred.cpp
+++ b/example/Vulkan/Deferred.cpp
@@ -16,7 +16,7 @@ using namespace hgl;
 using namespace hgl::graph;
 
 VK_NAMESPACE_BEGIN
-Texture2D *LoadTGATexture(const OSString &filename,Device *device);
+Texture2D *LoadTGATexture(const OSString &filename,Device *device,bool use_optimal=true);
 VK_NAMESPACE_END
 
 constexpr uint32_t SCREEN_WIDTH=256;
diff --git a/example/Vulkan/HQFilterTexture.cpp b/example/Vulkan/HQFilterTexture.cpp
index e2b1514d..e0c185ca 100644
--- a/example/Vulkan/HQFilterTexture.cpp
+++ b/example/Vulkan/HQFilterTexture.cpp
@@ -10,7 +10,7 @@ using namespace hgl;
 using namespace hgl::graph;
 
 VK_NAMESPACE_BEGIN
-Texture2D *LoadTGATexture(const OSString &filename,Device *device);
+Texture2D *LoadTGATexture(const OSString &filename,Device *device,bool use_optimal=true);
 VK_NAMESPACE_END
 
 constexpr uint32_t SCREEN_WIDTH=512;
diff --git a/example/Vulkan/TGATexture.cpp b/example/Vulkan/TGATexture.cpp
index 307422fe..85b4c1e9 100644
--- a/example/Vulkan/TGATexture.cpp
+++ b/example/Vulkan/TGATexture.cpp
@@ -255,7 +255,7 @@ Texture2D *LoadTGATexture(const OSString &filename,Device *device,bool use_optim
     
     if(use_optimar)
     {   
-        device->CreateTexture2D(format,buf,header.width,header.height);
+        tex=device->CreateTexture2D(format,buf,header.width,header.height);
         delete buf;
     }
     else
diff --git a/inc/hgl/graph/vulkan/VKDevice.h b/inc/hgl/graph/vulkan/VKDevice.h
index f6629db6..c6459fde 100644
--- a/inc/hgl/graph/vulkan/VKDevice.h
+++ b/inc/hgl/graph/vulkan/VKDevice.h
@@ -25,7 +25,7 @@ class Device
     bool CreateSwapchainColorTexture();
     bool CreateSwapchainDepthTexture();
 
-    Swapchain *CreateSwapchain(const VkExtent2D &acquire_extent);
+    bool CreateSwapchain(const VkExtent2D &acquire_extent);
 
 private:
 
diff --git a/src/RenderDevice/Vulkan/VKDevice.cpp b/src/RenderDevice/Vulkan/VKDevice.cpp
index d05371dc..03f57376 100644
--- a/src/RenderDevice/Vulkan/VKDevice.cpp
+++ b/src/RenderDevice/Vulkan/VKDevice.cpp
@@ -43,7 +43,9 @@ bool Device::Resize(const VkExtent2D &extent)
     SAFE_CLEAR(texture_cmd_buf);
 
     attr->Refresh();
-    swapchain=CreateSwapchain(extent);
+
+    if(!CreateSwapchain(extent))
+        return(false);
 
     texture_cmd_buf=CreateCommandBuffer(extent,0);
     textureSQ=new SubmitQueue(this,attr->graphics_queue,1);
diff --git a/src/RenderDevice/Vulkan/VKDeviceSwapchain.cpp b/src/RenderDevice/Vulkan/VKDeviceSwapchain.cpp
index 9b48a3a6..14aad40f 100644
--- a/src/RenderDevice/Vulkan/VKDeviceSwapchain.cpp
+++ b/src/RenderDevice/Vulkan/VKDeviceSwapchain.cpp
@@ -118,24 +118,23 @@ bool Device::CreateSwapchainDepthTexture()
     return swapchain->sc_depth;
 }
 
-Swapchain *Device::CreateSwapchain(const VkExtent2D &acquire_extent)
+bool Device::CreateSwapchain(const VkExtent2D &acquire_extent)
 {
-    AutoDelete<Swapchain> sc=new Swapchain;
+    swapchain=new Swapchain;
 
-    sc->device          =attr->device;
-    sc->extent          =SwapchainExtentClamp(attr->surface_caps,acquire_extent);
-    sc->graphics_queue  =attr->graphics_queue;
-    sc->swap_chain      =CreateSwapChain(attr,sc->extent);
+    swapchain->device          =attr->device;
+    swapchain->extent          =SwapchainExtentClamp(attr->surface_caps,acquire_extent);
+    swapchain->graphics_queue  =attr->graphics_queue;
+    swapchain->swap_chain      =CreateSwapChain(attr,swapchain->extent);
 
-    if(!sc->swap_chain)
-        return(nullptr);
+    if(swapchain->swap_chain)
+    if(CreateSwapchainColorTexture())
+    if(CreateSwapchainDepthTexture())
+        return(true);
 
-    if(!CreateSwapchainColorTexture())
-        return(nullptr);
+    delete swapchain;
+    swapchain=nullptr;
 
-    if(!CreateSwapchainDepthTexture())
-        return(nullptr);
-
-    return sc.Finish();
+    return(false);
 }
 VK_NAMESPACE_END
diff --git a/src/RenderDevice/Vulkan/VKDeviceTexture.cpp b/src/RenderDevice/Vulkan/VKDeviceTexture.cpp
index a4f80d08..ed3ebcb1 100644
--- a/src/RenderDevice/Vulkan/VKDeviceTexture.cpp
+++ b/src/RenderDevice/Vulkan/VKDeviceTexture.cpp
@@ -92,7 +92,7 @@ Texture2D *Device::CreateTexture2D(const VkFormat format,uint32_t width,uint32_t
 
     ImageView *iv=CreateImageView2D(attr->device,format,ext,aspectMask,img);
 
-    return CreateTexture2D(format,width,height,aspectMask,usage,image_layout,linear);
+    return CreateTexture2D(mem,img,iv,image_layout,linear);
 }
 
 Texture2D *Device::CreateTexture2D(const VkFormat format,Buffer *buf,uint32_t width,uint32_t height,const VkImageAspectFlags aspectMask,const uint usage,const VkImageLayout image_layout,const bool linear)