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173 lines
5.4 KiB
CMake
173 lines
5.4 KiB
CMake
#
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# Try to find NVIDIA's Cg compiler, runtime libraries, and include path.
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# Once done this will define
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#
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# CG_FOUND =system has NVIDIA Cg and it can be used.
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# CG_INCLUDE_DIR = directory where cg.h resides
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# CG_LIBRARY = full path to libCg.so (Cg.DLL on win32)
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# CG_GL_LIBRARY = full path to libCgGL.so (CgGL.dll on win32)
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# CG_COMPILER = full path to cgc (cgc.exe on win32)
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#
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# On OSX default to using the framework version of Cg.
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IF (APPLE)
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INCLUDE(${CMAKE_ROOT}/Modules/CMakeFindFrameworks.cmake)
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SET(CG_FRAMEWORK_INCLUDES)
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CMAKE_FIND_FRAMEWORKS(Cg)
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IF (Cg_FRAMEWORKS)
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FOREACH(dir ${Cg_FRAMEWORKS})
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SET(CG_FRAMEWORK_INCLUDES ${CG_FRAMEWORK_INCLUDES}
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${dir}/Headers ${dir}/PrivateHeaders)
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ENDFOREACH(dir)
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# Find the include dir
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FIND_PATH(CG_INCLUDE_DIR cg.h
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${CG_FRAMEWORK_INCLUDES}
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)
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# Since we are using Cg framework, we must link to it.
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# Note, we use weak linking, so that it works even when Cg is not available.
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SET(CG_LIBRARY "-weak_framework Cg" CACHE STRING "Cg library")
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SET(CG_GL_LIBRARY "-weak_framework Cg" CACHE STRING "Cg GL library")
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ENDIF (Cg_FRAMEWORKS)
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FIND_PROGRAM(CG_COMPILER cgc
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/usr/bin
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/usr/local/bin
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DOC "The Cg compiler"
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)
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ELSE (APPLE)
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IF (WIN32)
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# When compiling 64-bit programs, the binaries and libs are in bin.x64 and lib.x64 directories,
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# This will have only effect for 64bit versions of cmake, when running the default 32bit version
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# both ProgramFiles and ProgramFiles(x86) point to the same place in Win64
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SET(PFx86_VARNAME "ProgramFiles(x86)")
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SET(PFx86 $ENV{${PFx86_VARNAME}})
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# Let's play safe in case we are cross compiling to 64 bit: for cgc it doesn't really matter
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FIND_PROGRAM( CG_COMPILER cgc
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$ENV{CG_BIN64_PATH}
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$ENV{CG_BIN_PATH}
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$ENV{PROGRAMFILES}/NVIDIA\ Corporation/Cg/bin
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$ENV{PFx86}/NVIDIA\ Corporation/Cg/bin
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$ENV{PROGRAMFILES}/Cg
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${PROJECT_SOURCE_DIR}/../Cg
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DOC "The Cg Compiler"
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)
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IF (CG_COMPILER)
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GET_FILENAME_COMPONENT(CG_COMPILER_DIR ${CG_COMPILER} PATH)
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GET_FILENAME_COMPONENT(CG_COMPILER_SUPER_DIR ${CG_COMPILER_DIR} PATH)
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ELSE (CG_COMPILER)
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SET (CG_COMPILER_DIR .)
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SET (CG_COMPILER_SUPER_DIR ..)
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ENDIF (CG_COMPILER)
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FIND_PATH( CG_INCLUDE_DIR Cg/cg.h
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$ENV{CG_INC_PATH}
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$ENV{PROGRAMFILES}/NVIDIA\ Corporation/Cg/include
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$ENV{PROGRAMFILES}/Cg
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${PROJECT_SOURCE_DIR}/../Cg
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${CG_COMPILER_SUPER_DIR}/include
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${CG_COMPILER_DIR}
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DOC "The directory where Cg/cg.h resides"
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)
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IF (NV_SYSTEM_PROCESSOR STREQUAL "x86_64")
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FIND_LIBRARY( CG_LIBRARY
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NAMES Cg
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PATHS
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$ENV{CG_LIB64_PATH}
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$ENV{PROGRAMFILES}/NVIDIA\ Corporation/Cg/lib.x64
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$ENV{PFx86}/NVIDIA\ Corporation/Cg/lib.x64
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$ENV{PROGRAMFILES}/Cg
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$ENV{PFx86}/Cg
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${PROJECT_SOURCE_DIR}/../Cg
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${CG_COMPILER_SUPER_DIR}/lib.x64
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${CG_COMPILER_DIR}
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DOC "The Cg runtime library (64-bit)"
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)
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FIND_LIBRARY( CG_GL_LIBRARY
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NAMES CgGL
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PATHS
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$ENV{CG_LIB64_PATH}
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$ENV{PROGRAMFILES}/NVIDIA\ Corporation/Cg/lib.x64
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$ENV{PFx86}/NVIDIA\ Corporation/Cg/lib.x64
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$ENV{PROGRAMFILES}/Cg
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$ENV{PFx86}/Cg
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${PROJECT_SOURCE_DIR}/../Cg
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${CG_COMPILER_SUPER_DIR}/lib.x64
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${CG_COMPILER_DIR}
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DOC "The Cg GL runtime library (64-bit)"
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)
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ELSE(NV_SYSTEM_PROCESSOR STREQUAL "x86_64")
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FIND_LIBRARY( CG_LIBRARY
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NAMES Cg
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PATHS
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$ENV{CG_LIB_PATH}
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$ENV{PROGRAMFILES}/NVIDIA\ Corporation/Cg/lib
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$ENV{PROGRAMFILES}/Cg
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${PROJECT_SOURCE_DIR}/../Cg
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${CG_COMPILER_SUPER_DIR}/lib
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${CG_COMPILER_DIR}
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DOC "The Cg runtime library"
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)
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FIND_LIBRARY( CG_GL_LIBRARY
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NAMES CgGL
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PATHS
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$ENV{CG_LIB_PATH}
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$ENV{PROGRAMFILES}/NVIDIA\ Corporation/Cg/lib
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$ENV{PROGRAMFILES}/Cg
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${PROJECT_SOURCE_DIR}/../Cg
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${CG_COMPILER_SUPER_DIR}/lib
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${CG_COMPILER_DIR}
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DOC "The Cg GL runtime library"
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)
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ENDIF(NV_SYSTEM_PROCESSOR STREQUAL "x86_64")
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ELSE (WIN32)
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FIND_PROGRAM( CG_COMPILER cgc
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/usr/bin
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/usr/local/bin
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DOC "The Cg Compiler"
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)
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GET_FILENAME_COMPONENT(CG_COMPILER_DIR "${CG_COMPILER}" PATH)
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GET_FILENAME_COMPONENT(CG_COMPILER_SUPER_DIR "${CG_COMPILER_DIR}" PATH)
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FIND_PATH( CG_INCLUDE_DIR Cg/cg.h
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/usr/include
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/usr/local/include
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${CG_COMPILER_SUPER_DIR}/include
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DOC "The directory where Cg/cg.h resides"
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)
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FIND_LIBRARY( CG_LIBRARY Cg
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PATHS
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/usr/lib64
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/usr/lib
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/usr/local/lib64
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/usr/local/lib
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${CG_COMPILER_SUPER_DIR}/lib64
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${CG_COMPILER_SUPER_DIR}/lib
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DOC "The Cg runtime library"
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)
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SET(CG_LIBRARY ${CG_LIBRARY} -lpthread)
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FIND_LIBRARY( CG_GL_LIBRARY CgGL
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PATHS
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/usr/lib64
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/usr/lib
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/usr/local/lib64
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/usr/local/lib
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${CG_COMPILER_SUPER_DIR}/lib64
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${CG_COMPILER_SUPER_DIR}/lib
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DOC "The Cg runtime library"
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)
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ENDIF (WIN32)
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ENDIF (APPLE)
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IF (CG_INCLUDE_DIR)
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SET( CG_FOUND 1 CACHE STRING "Set to 1 if CG is found, 0 otherwise")
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ELSE (CG_INCLUDE_DIR)
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SET( CG_FOUND 0 CACHE STRING "Set to 1 if CG is found, 0 otherwise")
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ENDIF (CG_INCLUDE_DIR)
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MARK_AS_ADVANCED( CG_FOUND )
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