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QtCreator error: contains(): Encountered invalid regular expression D:\VulkanSDK\1.2.198.1/Include


安装好vulkan后,打开以前的项目编译时,发现QtCreator会自动检查vulkan的路径,尽管我这个项目根本就没有用到vulkan,报错内容如下,

C:\Qt\qt5\5.15.0\msvc2019_64\mkspecs\features\win32\windows_vulkan_sdk.prf:8: error: contains(): Encountered invalid regular expression 'D:\VulkanSDK\1.2.198.1/Include'.


根据报错的地方,找到这里,

C:\Qt\qt5\5.15.0\msvc2019_64\mkspecs\features\win32\windows_vulkan_sdk.prf

内容如下,

isEmpty(QMAKE_INCDIR_VULKAN) {
# Pick up the VULKAN_SDK env var set by the LunarG SDK so that the Vulkan
# headers are found out-of-the-box on typical Windows setups.
QMAKE_INCDIR_VULKAN = $$(VULKAN_SDK)/include

# Do not add default include paths as that can knock std headers
# out of their stride due to their usage of #include_next.
contains(QMAKE_DEFAULT_INCDIRS, $$QMAKE_INCDIR_VULKAN): \
QMAKE_INCDIR_VULKAN =

# Do not export the include dir but resolve it on every qmake call.
QMAKE_EXPORT_INCDIR_VULKAN = -
}

于是到环境变量中去找,发现vulkan安装时,会自动定义两个环境变量,如下图所示,

QtCreator error: contains(): Encountered invalid regular expression D:\VulkanSDKhttps://file.cfanz.cn/uploads/png/2022/05/10/3/X0H1a54J5S.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=.2.198.1/Include_qt

其中一个叫VK_SDK_PATH,一个叫VULKAN_SDK,这两个都指向同一个路径:

D:\VulkanSDK\1.2.198.1

 注意这里都是反斜杠。悲催的QtCreator只会进行斜杠的检查,所以报错。

办法1

要消除这个报错,把路径中改成斜杠就可以了,如下,

D:/VulkanSDK/1.2.198.1

办法2

把VK_SDK_PATH和VULKAN_SDK直接删除;不使用vulkan时万事大吉;当QtCreator中需要再使用的时候,重新定义路径,如我的上一个贴子所示,

QtCreator+Vulkan初体验_高精度计算机视觉的博客

 本文结束。


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