我从KhronosGroup下载opencl,并把它构建得很好。
但它没有OpenCLConfig.cmake。
所以我决定创建一个我的程序(CMakeLists.txt)可以使用CMakeLists.txt来调用它。
下面的文件树是我的OpenCL目录。在我建好之后。
# $PWD is C:/SDKs/ocl-icd
|-- OpenCLConfig.cmake
|-- bin
| `-- OpenCL.dll
|-- include
| `-- CL
... CL Headers
`-- lib
|-- OpenCL.exp
`-- OpenCL.lib我创建了OpenCLConfig.cmake,内容如下:
set(OpenCL_DIR "C:/SDKs/ocl-icd")
set(OpenCL_VERSION 2.2)
set(OpenCL_VERSION_MAJOR 2)
set(OpenCL_VERSION_MINOR 2)
SET(OpenCV_VERSION_PATCH 0)
SET(OpenCV_VERSION_TWEAK 0)
set(OpenCL_INCLUDE_DIR "${OpenCL_DIR}/include")
set(OpenCL_LIBRARIES "OpenCL")我在其他人中使用find_package(OpenCL) CMakeLists.txt
...
set(OpenCL_DIR "C:/SDKs/ocl-icd" CACHE PATH "OpenCL Root DIR")
find_package(OpenCL 2 REQUIRED)
include_directories (${OpenCL_INCLUDE_DIR})
add_executable (${PROJECT_NAME} test.cc)
target_link_libraries(${OpenCL_LIBRARIES})
...当我使用cmake-gui来配置它时,我得到了错误报告。
CMake Error at C:/Program Files/CMake/share/cmake-3.15/Modules/FindPackageHandleStandardArgs.cmake:137 (message):
Could NOT find OpenCL (missing: OpenCL_INCLUDE_DIR) (Required is at least
version "2")
Call Stack (most recent call first):
C:/Program Files/CMake/share/cmake-3.15/Modules/FindPackageHandleStandardArgs.cmake:378 (_FPHSA_FAILURE_MESSAGE)
C:/Program Files/CMake/share/cmake-3.15/Modules/FindOpenCL.cmake:150 (find_package_handle_standard_args)
CMakeLists.txt:10 (find_package)我认为这是由OpenCLConfig.cmake.引起的错误
我该怎么解决呢?
更新:添加OpenCLConfigVersion.cmake
set(OpenCL_VERSION 2.2)
set(OpenCL_VERSION_MAJOR 2)
set(OpenCL_VERSION_MINOR 2)
SET(OpenCV_VERSION_PATCH 0)
SET(OpenCV_VERSION_TWEAK 0)发布于 2019-08-28 11:07:42
错误消息说,错误是由CMake附带的脚本发出的:
C:/Program Files/CMake/share/cmake-3.15/Modules/FindOpenCL.cmake您的脚本(OpenCLConfig.cmake)被忽略了。
问题是,当find_package()搜索脚本以处理请求时,FindXXX.cmake脚本是搜索的第一个。只有当没有这样的脚本时,XXXConfig.cmake脚本才会被搜索。
通过向FindXXX.cmake调用添加CONFIG或NO_MODULE选项,可以禁用对find_package脚本的搜索:
find_package(OpenCL 2 REQUIRED CONFIG)对于某些包(例如,Boost),如果存在FindXXX.cmake脚本,则它们的XXXConfig.cmake脚本试图将其工作“利用”到XXXConfig.cmake脚本中。但是其他包(如您使用的OpenCL )不会这样做。我不知道在这方面有什么协议。
https://stackoverflow.com/questions/57680420
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