Could NOT find OpenCL (missing: OPENCL_LIBRARIES OPENCL_INCLUDE_DIRS)

[a286277256]

初学opencl，安装了cmake和amd app sdk，在dos下输入clinfo可以查询到两个平台。打开cmake，
就出现了下面的错误，换了好多版本的sdk和cmake也没用，不知道什么问题。求解

The C compiler identification is MSVC 15.0.21022.8
The CXX compiler identification is MSVC 15.0.21022.8
Check for working C compiler using: Visual Studio 9 2008 Win64
Check for working C compiler using: Visual Studio 9 2008 Win64 -- works
Detecting C compiler ABI info
Detecting C compiler ABI info - done
Check for working CXX compiler using: Visual Studio 9 2008 Win64
Check for working CXX compiler using: Visual Studio 9 2008 Win64 -- works
Detecting CXX compiler ABI info
Detecting CXX compiler ABI info - done
CMake Error at C:/Program Files (x86)/CMake/share/cmake-3.0/Modules/FindPackageHandleStandardArgs.cmake:136 (message):
Could NOT find OpenCL (missing: OPENCL_LIBRARIES OPENCL_INCLUDE_DIRS)
Call Stack (most recent call first):
C:/Program Files (x86)/CMake/share/cmake-3.0/Modules/FindPackageHandleStandardArgs.cmake:343 (_FPHSA_FAILURE_MESSAGE)
cmake/FindOpenCL.cmake:80 (FIND_PACKAGE_HANDLE_STANDARD_ARGS)
CMakeLists.txt:9 (find_package)

[landlordandpilgrim]

cmake是为了生成example么？