compile error

[QAbot-zh]

when I compile the code, I get the error like that:

[ 27%] Building CXX object mzcommon/CMakeFiles/mzcommon.dir/HeightMap.cpp.o
[ 30%] Building CXX object mzcommon/CMakeFiles/mzcommon.dir/DtGrid.cpp.o
[ 33%] Building CXX object mzcommon/CMakeFiles/mzcommon.dir/Geom2.cpp.o
[ 36%] Building CXX object mzcommon/CMakeFiles/mzcommon.dir/glstuff.cpp.o
[ 39%] Building CXX object mzcommon/CMakeFiles/mzcommon.dir/CCDWrapper.cpp.o
/home/zxy/Learning-code/chomp-multigrid/mzcommon/CCDWrapper.cpp:387:8: error: prototype for ‘void ccdw::DilatedConvex::render(ccdw::DrawHelper&, float) const’ does not match any in class ‘ccdw::DilatedConvex’
   void DilatedConvex::render(DrawHelper& h, float extra) const {
        ^
In file included from /home/zxy/Learning-code/chomp-multigrid/mzcommon/CCDWrapper.cpp:34:0:
/home/zxy/Learning-code/chomp-multigrid/mzcommon/CCDWrapper.h:187:18: error: candidate is: virtual void ccdw::DilatedConvex::render(ccdw::DrawHelper&, ccd_real_t) const
     virtual void render(DrawHelper& h, ccd_real_t radius=0) const;
                  ^
/home/zxy/Learning-code/chomp-multigrid/mzcommon/CCDWrapper.cpp:440:8: error: prototype for ‘void ccdw::TransformedConvex::render(ccdw::DrawHelper&, float) const’ does not match any in class ‘ccdw::TransformedConvex’
   void TransformedConvex::render(DrawHelper& h, float radius) const {
        ^
In file included from /home/zxy/Learning-code/chomp-multigrid/mzcommon/CCDWrapper.cpp:34:0:
/home/zxy/Learning-code/chomp-multigrid/mzcommon/CCDWrapper.h:209:18: error: candidate is: virtual void ccdw::TransformedConvex::render(ccdw::DrawHelper&, ccd_real_t) const
     virtual void render(DrawHelper& h, ccd_real_t radius=0) const;
                  ^
/home/zxy/Learning-code/chomp-multigrid/mzcommon/CCDWrapper.cpp: In member function ‘bool ccdw::Checker::query(ccdw::QueryType, ccdw::Report*, const ccdw::Convex*, const ccdw::Convex*, ccd_real_t) const’:
/home/zxy/Learning-code/chomp-multigrid/mzcommon/CCDWrapper.cpp:609:50: error: ‘ccdGJKDist’ was not declared in this scope
       ccd_real_t actual = ccdGJKDist(c1, c2, &ccd);
                                                  ^
mzcommon/CMakeFiles/mzcommon.dir/build.make:350: recipe for target 'mzcommon/CMakeFiles/mzcommon.dir/CCDWrapper.cpp.o' failed
make[2]: *** [mzcommon/CMakeFiles/mzcommon.dir/CCDWrapper.cpp.o] Error 1
CMakeFiles/Makefile2:130: recipe for target 'mzcommon/CMakeFiles/mzcommon.dir/all' failed
make[1]: *** [mzcommon/CMakeFiles/mzcommon.dir/all] Error 2
Makefile:83: recipe for target 'all' failed
make: *** [all] Error 2

Could you give me some advice to fix it ??