我正在尝试编译在玛雅API中找到的示例插件,使用cmake创建一个Visual 2012项目。然而,在编译Maya附带的库时,似乎存在一些问题。第一个问题是库试图补偿一些旧的bool实现,这是通过添加预处理器定义来解决的。
add_definitions(-D _BOOL)到cmake文件。
他们库中的下一个错误是一个问题,它试图访问std::ostream,但是无法在'std‘中找到它,使用cmake中的另一个定义解决了这个问题:
add_definitions(-D REQUIRE_IOSTREAM)这导致了我无法通过的最后一个错误,我都搜索过它,查看了堆栈溢出,并且查看了maya附带的示例VSproject文件,无法解决它。错误(总共18次)来自链接器,并且都是未解决的外部符号,例如错误:
Error 1 error LNK2019: unresolved external symbol "__declspec(dllimport) public: __thiscall MStatus::MStatus(enum MStatus::MStatusCode)" (__imp_??0MStatus@@QAE@W4MStatusCode@0@@Z) referenced in function "public: virtual class MStatus __thiscall hello::doIt(class MArgList const &)" (?doIt@hello@@UAE?AVMStatus@@ABVMArgList@@@Z) C:\path\mayacmake_sample\helloworld.obj Sample_helloworld编辑:使用Andreas修改后的cmakelist的并没有产生任何区别:嘿,谢谢你的回复,但是我还是遇到了很多无法解决的外部因素的错误:
Error 1 error LNK2019: unresolved external symbol "__declspec(dllimport) public: __thiscall MStatus::MStatus(enum MStatus::MStatusCode)" (__imp_??0MStatus@@QAE@W4MStatusCode@0@@Z) referenced in function "public: virtual class MStatus __thiscall hello::doIt(class MArgList const &)" (?doIt@hello@@UAE?AVMStatus@@ABVMArgList@@@Z) D:\mayacmake_sample\helloworld.obj Maya_Sample_Plugin
Error 13 error LNK2001: unresolved external symbol "public: virtual bool __thiscall MPxCommand::hasSyntax(void)const " (?hasSyntax@MPxCommand@@UBE_NXZ) D:\mayacmake_sample\helloworld.obj Maya_Sample_Plugin我删掉了其他的错误,因为它们看起来和上面的两个相同。我确保修改cmake文件中的路径以适应我的安装,现在看起来如下:
cmake_minimum_required (VERSION 2.6)
SET(MAYA_PLUGIN_NAME "Maya_Sample_Plugin")
SET(MAYA_DIRECTORY "C:/Program Files/Autodesk/Maya2013")
SET(MAYA_HEADERS_DIR "${MAYA_DIRECTORY}/include")
SET(MAYA_LIBRARY_DIR "${MAYA_DIRECTORY}/lib")
SET(SOURCE_FILES
helloworld.cpp
)
source_group("" FILES ${SOURCE_FILES})
INCLUDE_DIRECTORIES(
${MAYA_HEADERS_DIR}
${Boost_INCLUDE_DIR}
)
LINK_DIRECTORIES(
${MAYA_LIBRARY_DIR}
)
SET(LIBRARIES
Foundation.lib
OpenMaya.lib
OpenMayaAnim.lib
OpenMayaUI.lib
)
SET(MAYA_DEFINITIONS _AFXDLL _MBCS NT_PLUGIN REQUIRE_IOSTREAM _BOOL)
ADD_LIBRARY(${MAYA_PLUGIN_NAME} SHARED ${SOURCE_FILES})
TARGET_LINK_LIBRARIES(${MAYA_PLUGIN_NAME} ${LIBRARIES})
SET_TARGET_PROPERTIES(${MAYA_PLUGIN_NAME} PROPERTIES COMPILE_DEFINITIONS "${MAYA_DEFINITIONS}")
SET_TARGET_PROPERTIES(${MAYA_PLUGIN_NAME} PROPERTIES OUTPUT_NAME "${MAYA_PLUGIN_NAME}")
SET_TARGET_PROPERTIES(${MAYA_PLUGIN_NAME} PROPERTIES SUFFIX ".mll")
SET_TARGET_PROPERTIES(${MAYA_PLUGIN_NAME} PROPERTIES CLEAN_DIRECT_OUTPUT 1)这件事上的任何帮助都是徒劳无功的。
发布于 2013-07-19 20:19:59
您需要告诉链接器链接到哪个库来链接,用TARGET_LINK_LIBRARIES完成。下面是我在我的CMakeLists.txt中使用的内容。
SET(MAYA_PLUGIN_NAME "myCoolPlugin")
SET(MAYA_DIRECTORY "D:/Program Files (x86)/Autodesk Maya2011")
SET(MAYA_HEADERS_DIR "${MAYA_DIRECTORY}/include")
SET(MAYA_LIBRARY_DIR "${MAYA_DIRECTORY}/lib")
SET(SOURCE_FILES
myCoolPlugin.cpp
)
source_group("" FILES ${SOURCE_FILES})
INCLUDE_DIRECTORIES(${MAYA_HEADERS_DIR})
LINK_DIRECTORIES(${MAYA_LIBRARY_DIR})
SET(LIBRARIES Foundation.lib OpenMaya.lib OpenMayaAnim.lib OpenMayaUI.lib)
SET(MAYA_DEFINITIONS _AFXDLL _MBCS NT_PLUGIN REQUIRE_IOSTREAM _BOOL)
ADD_LIBRARY(${MAYA_PLUGIN_NAME} SHARED ${SOURCE_FILES})
TARGET_LINK_LIBRARIES(${MAYA_PLUGIN_NAME} ${LIBRARIES})
SET_TARGET_PROPERTIES(${MAYA_PLUGIN_NAME} PROPERTIES COMPILE_DEFINITIONS "${MAYA_DEFINITIONS}")
SET_TARGET_PROPERTIES(${MAYA_PLUGIN_NAME} PROPERTIES OUTPUT_NAME "${MAYA_PLUGIN_NAME}")
SET_TARGET_PROPERTIES(${MAYA_PLUGIN_NAME} PROPERTIES SUFFIX ".mll")
SET_TARGET_PROPERTIES(${MAYA_PLUGIN_NAME} PROPERTIES CLEAN_DIRECT_OUTPUT 1)
SET_TARGET_PROPERTIES(${MAYA_PLUGIN_NAME} PROPERTIES LINK_FLAGS "/export:initializePlugin /export:uninitializePlugin")https://stackoverflow.com/questions/17747339
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