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Support git eigen3 and nonstandard install locations

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This commit is contained in:
suhrke 2023-03-25 19:23:15 -07:00
parent d3f55f7704
commit 12bf62f51e
1 changed files with 8 additions and 2 deletions
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10
CMakeLists.txt
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@ -5,6 +5,7 @@ project(reflex2q3 CXX)
set(OBJ_SRC "src/planes.cpp" "src/brushdef.cpp" "src/oopless-parser.cpp" "src/EntityConverter.cpp")
add_library(objects OBJECT ${OBJ_SRC})
add_executable(reflex2q3 src/main.cpp)
add_executable(runtests test/catch.cpp)
target_link_libraries(reflex2q3 objects)
@ -14,10 +15,15 @@ set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED True)
find_package(PkgConfig)
pkg_check_modules(EIGEN REQUIRED eigen3)
pkg_check_modules(EIGEN eigen3)
if ( NOT EIGEN_FOUND) #use local
message ( WARNING "Install eigen3 using your package manager. If using git eigen3 or a non-standard install location, ensure environment variable EIGEN3_INCLUDE_DIR is set." )
include_directories ( "$ENV{EIGEN3_INCLUDE_DIR}" )
find_package(Eigen3 REQUIRED NO_MODULE)
endif ( NOT EIGEN_FOUND)
include_directories(
${EIGEN_INCLUDE_DIRS}
${EIGEN_INCLUDE_DIRS} #set by pkg_check_modules
"lib/Catch/single_include/catch2"
"lib/cxxopts/include"
"include"