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Added test case for nan occuring in exported STL files

syntax_highlighting^2
Marius Kintel 2011-12-26 13:21:29 +01:00
parent 0d72f5a2d5
commit d91021746a
3 changed files with 28 additions and 0 deletions
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16
testdata/scad/misc/normal-nan.scad vendored Normal file
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@ -0,0 +1,16 @@
/*
When exporting this to STL, null polygons appear, causing
problems normalizing normal vectors (nan output in STL files)
*/
$fs=0.2;
difference() {
cube(8);
translate([0,20,4]) rotate([90,0,0]) union() {
translate([0,-3,14.5]) cube([5.4,6,2.4],center=true);
translate([0,0,13.3]) rotate([0,0,30]) cylinder(r=3.115,h=2.4,$fn=6);
}
}

12
tests/CMakeLists.txt
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@ -360,6 +360,13 @@ add_executable(cgaltest cgaltest.cc)
set_target_properties(cgaltest PROPERTIES COMPILE_FLAGS "-DENABLE_CGAL ${CGAL_CXX_FLAGS_INIT}")
target_link_libraries(cgaltest tests-cgal ${CGAL_LIBRARY} ${CGAL_3RD_PARTY_LIBRARIES} ${QT_LIBRARIES} ${OPENGL_LIBRARY} ${Boost_LIBRARIES})
#
# cgalstlsanitytest
#
add_executable(cgalstlsanitytest cgalstlsanitytest.cc)
set_target_properties(cgalstlsanitytest PROPERTIES COMPILE_FLAGS "-DENABLE_CGAL ${CGAL_CXX_FLAGS_INIT}")
target_link_libraries(cgalstlsanitytest tests-cgal ${CGAL_LIBRARY} ${CGAL_3RD_PARTY_LIBRARIES} ${QT_LIBRARIES} ${OPENGL_LIBRARY} ${Boost_LIBRARIES})
#
# cgalpngtest
#
@ -535,6 +542,8 @@ list(APPEND OPENCSGTEST_FILES ${CGALPNGTEST_FILES})
list(APPEND OPENCSGTEST_FILES ${CMAKE_SOURCE_DIR}/../testdata/scad/bugs/bbox-transform-bug.scad)
list(APPEND THROWNTOGETHERTEST_FILES ${OPENCSGTEST_FILES})
list(APPEND CGALSTLSANITYTEST_FILES ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/normal-nan.scad)
# Disable tests which are known to cause floating point comparison issues
# Once we're capable of comparing these across platforms, we can put these back in
disable_tests(dumptest_transform-tests
@ -598,6 +607,9 @@ add_cmdline_test(csgtermtest txt ${MINIMAL_FILES})
add_cmdline_test(cgalpngtest png ${CGALPNGTEST_FILES})
add_cmdline_test(opencsgtest png ${OPENCSGTEST_FILES})
add_cmdline_test(throwntogethertest png ${THROWNTOGETHERTEST_FILES})
# FIXME: We don't actually need to compare the output of cgalstlsanitytest
# with anything. It's self-contained and returns != 0 on error
add_cmdline_test(cgalstlsanitytest txt ${CGALSTLSANITYTEST_FILES})
message("Available test configurations: ${TEST_CONFIGS}")
#foreach(CONF ${TEST_CONFIGS})

0
tests/regression/cgalstlsanitytest/normal-nan-expected.txt Normal file
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