mirror of https://github.com/vitalif/openscad
73 lines
2.1 KiB
Plaintext
73 lines
2.1 KiB
Plaintext
# Detect eigen3 + eigen2, then use this priority list to determine
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# which eigen to use:
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#
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# Priority
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# 0. EIGENDIR if set (also EIGEN2DIR for backwards compatability)
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# 1. OPENSCAD_LIBRARIES eigen3
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# 2. OPENSCAD_LIBRARIES eigen2
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# 3. system's standard include paths for eigen3
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# 4. system's standard include paths for eigen2
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eigen {
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# read environment variables
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OPENSCAD_LIBRARIES_DIR = $$(OPENSCAD_LIBRARIES)
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EIGEN2_DIR = $$(EIGEN2DIR)
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EIGEN_DIR = $$(EIGENDIR)
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CONFIG(mingw-cross-env) {
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EIGEN_INCLUDEPATH = mingw-cross-env/include/eigen2
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}
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# Optionally specify location of Eigen3 using the
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# OPENSCAD_LIBRARIES env. variable
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!isEmpty(OPENSCAD_LIBRARIES_DIR) {
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isEmpty(EIGEN_INCLUDEPATH) {
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exists($$OPENSCAD_LIBRARIES_DIR/include/eigen3) {
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EIGEN_INCLUDEPATH = $$OPENSCAD_LIBRARIES_DIR/include/eigen3
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}
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}
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isEmpty(EIGEN_INCLUDEPATH) {
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exists($$OPENSCAD_LIBRARIES_DIR/include/eigen2) {
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EIGEN_INCLUDEPATH = $$OPENSCAD_LIBRARIES_DIR/include/eigen2
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}
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}
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}
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# Optionally specify location of Eigen using the
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# EIGENDIR env. variable (EIGEN2 for backwards compatability)
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!isEmpty(EIGEN2_DIR) {
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EIGEN_INCLUDEPATH = $$EIGEN2_DIR
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message("User set EIGEN location: $$EIGEN_INCLUDEPATH")
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}
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!isEmpty(EIGEN_DIR) {
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EIGEN_INCLUDEPATH = $$EIGEN_DIR
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message("User set EIGEN location: $$EIGEN_INCLUDEPATH")
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}
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isEmpty(EIGEN_INCLUDEPATH) {
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freebsd-g++: EIGEN_INCLUDEPATH = /usr/local/include/eigen3
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macx: EIGEN_INCLUDEPATH = /opt/local/include/eigen3
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linux*|hurd*: EIGEN_INCLUDEPATH = /usr/include/eigen3
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netbsd*: EIGEN_INCLUDEPATH = /usr/pkg/include/eigen3
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!exists($$EIGEN_INCLUDEPATH) {
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freebsd-g++: EIGEN_INCLUDEPATH = /usr/local/include/eigen2
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macx: EIGEN_INCLUDEPATH = /opt/local/include/eigen2
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linux*|hurd*: EIGEN_INCLUDEPATH = /usr/include/eigen2
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netbsd*: EIGEN_INCLUDEPATH = /usr/pkg/include/eigen2
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}
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}
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# disable Eigen SIMD optimizations for platforms where it breaks compilation
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!macx {
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!freebsd-g++ {
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QMAKE_CXXFLAGS += -DEIGEN_DONT_ALIGN
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}
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}
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# EIGEN being under 'include/eigen[2-3]' needs special prepending
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QMAKE_INCDIR_QT = $$EIGEN_INCLUDEPATH $$QMAKE_INCDIR_QT
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} # eigen
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