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https://github.com/NGSolve/netgen.git
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Merge branch 'merge_gui_from_python' into 'master'
GUI support from Python See merge request !44
This commit is contained in:
Joachim Schöberl
commit
74fa8d1888
@ -27,7 +27,9 @@ namespace netgen
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global_mesh = m;
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}
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// true if netgen was started using the netgen executable
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// false if netgen.gui was imported from python
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DLL_HEADER bool netgen_executable_started = false;
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// Flags parameters;
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int silentflag = 0;
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@ -11,11 +11,17 @@ if(USE_GUI)
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add_executable(netgen ${netgen_sources})
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target_link_libraries( netgen nglib ${ZLIB_LIBRARIES} ${LIBTOGL} ${TK_LIBRARY} ${TCL_LIBRARY} ${JPEG_LIBRARIES} ${FFMPEG_LIBRARIES} ${X11_X11_LIB} ${OCC_LIBRARIES})
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add_library(gui SHARED ${netgen_sources} gui.cpp)
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target_link_libraries( gui nglib ${ZLIB_LIBRARIES} ${LIBTOGL} ${TK_LIBRARY} ${TCL_LIBRARY} ${JPEG_LIBRARIES} ${FFMPEG_LIBRARIES} ${X11_X11_LIB} ${OCC_LIBRARIES})
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if(NOT WIN32)
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target_link_libraries( netgen mesh stlvis stl geom2dvis interface geom2d csg stl visual csgvis )
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target_link_libraries( gui mesh stlvis stl geom2dvis interface geom2d csg stl visual csgvis )
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endif(NOT WIN32)
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install(TARGETS netgen ${ng_install_dir})
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install(TARGETS gui DESTINATION ${PYTHON_PACKAGES_INSTALL_DIR}/netgen)
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set_target_properties( gui PROPERTIES PREFIX "") # name output file gui.so instead of libgui.so
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if(APPLE)
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set_target_properties(netgen PROPERTIES OUTPUT_NAME netgen)
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endif(APPLE)
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222
ng/gui.cpp
Normal file
222
ng/gui.cpp
Normal file
@ -0,0 +1,222 @@
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#include <mystdlib.h>
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#include <inctcl.hpp>
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#include <meshing.hpp>
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#include "../libsrc/interface/writeuser.hpp"
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#include <pybind11/pybind11.h>
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namespace netgen
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{
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DLL_HEADER extern Flags parameters;
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DLL_HEADER extern bool netgen_executable_started;
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DLL_HEADER extern int printmessage_importance;
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}
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using netgen::parameters;
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using netgen::ngdir;
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using netgen::verbose;
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using netgen::Array;
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using netgen::RegisterUserFormats;
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extern "C" int Ng_ServerSocketManagerInit (int port);
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extern "C" int Ng_ServerSocketManagerRun (void);
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int Tcl_AppInit(Tcl_Interp * interp);
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extern bool nodisplay;
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extern bool shellmode;
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void main_gui()
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{
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if(netgen::netgen_executable_started)
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return;
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if ( netgen::id == 0 )
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{
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cout << "NETGEN-" << PACKAGE_VERSION << endl;
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cout << "Developed by Joachim Schoeberl at" << endl
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<< "2010-xxxx Vienna University of Technology" << endl
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<< "2006-2010 RWTH Aachen University" << endl
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<< "1996-2006 Johannes Kepler University Linz" << endl;
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#ifdef OCCGEOMETRY
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cout << "Including OpenCascade geometry kernel" << endl;
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#endif
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#ifdef ACIS
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cout << "Including ACIS geometry kernel" << endl;
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#endif
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#ifdef DEBUG
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cout << "You are running the debug version !" << endl;
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#endif
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}
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// netgen::h_argc = argc;
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// netgen::h_argv = argv;
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if (getenv ("NETGENDIR") && strlen (getenv ("NETGENDIR")))
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ngdir = getenv ("NETGENDIR");
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else
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ngdir = ".";
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verbose = parameters.GetDefineFlag ("V");
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if (verbose)
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cout << "NETGENDIR = " << ngdir << endl;
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if ( netgen::id == 0 )
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{
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if (parameters.StringFlagDefined ("testout"))
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netgen::testout = new ofstream (parameters.GetStringFlag ("testout", "test.out"));
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if(parameters.GetDefineFlag("batchmode"))
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nodisplay = true;
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if(parameters.GetDefineFlag("shellmode"))
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{
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nodisplay = true;
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shellmode = true;
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}
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Tcl_FindExecutable(NULL);
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// initialize application
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Tcl_Interp * myinterp = Tcl_CreateInterp ();
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if (Tcl_AppInit (myinterp) == TCL_ERROR)
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{
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cerr << "Exit Netgen due to initialization problem" << endl;
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exit (1);
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}
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// parse tcl-script
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int errcode;
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bool internaltcl = false;
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if (shellmode)
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internaltcl = false;
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if (verbose)
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{
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cout << "Tcl header version = " << TCL_PATCH_LEVEL << endl;
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Tcl_Eval (myinterp, "puts \"Tcl runtime version = [info patchlevel] \";");
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}
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if (parameters.GetDefineFlag ("internaltcl"))
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internaltcl=true;
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if (parameters.GetDefineFlag ("externaltcl"))
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internaltcl=false;
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if (internaltcl)
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{
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if (verbose)
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cout << "using internal Tcl-script" << endl;
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// connect to one string
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extern const char * ngscript[];
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const char ** hcp = ngscript;
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int len = 0;
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while (*hcp)
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len += strlen (*hcp++);
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char * tr1 = new char[len+1];
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*tr1 = 0;
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hcp = ngscript;
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char * tt1 = tr1;
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while (*hcp)
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{
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strcat (tt1, *hcp);
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tt1 += strlen (*hcp++);
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}
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errcode = Tcl_Eval (myinterp, tr1);
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delete [] tr1;
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}
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else
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{
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string startfile = ngdir + "/ng.tcl";
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if (verbose)
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cout << "Load Tcl-script from " << startfile << endl;
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errcode = Tcl_EvalFile (myinterp, (char*)startfile.c_str());
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}
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if (errcode)
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{
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cout << "Error in Tcl-Script:" << endl;
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// cout << "result = " << myinterp->result << endl;
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cout << "result = " << Tcl_GetStringResult (myinterp) << endl;
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// cout << "in line " << myinterp->errorLine << endl;
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cout << "\nMake sure to set environment variable NETGENDIR to directory containing ng.tcl" << endl;
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exit (1);
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}
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// lookup user file formats and insert into format list:
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Array<const char*> userformats;
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Array<const char*> extensions;
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RegisterUserFormats (userformats, extensions);
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ostringstream fstr;
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tcl_const char * exportft = Tcl_GetVar (myinterp, "exportfiletype", 0);
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for (int i = 1; i <= userformats.Size(); i++)
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{
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fstr << ".ngmenu.file.filetype add radio -label \""
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<< userformats.Get(i) << "\" -variable exportfiletype\n";
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fstr << "lappend meshexportformats { {" << userformats.Get(i) << "} {" << extensions.Get(i) << "} }\n";
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}
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Tcl_Eval (myinterp, (char*)fstr.str().c_str());
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Tcl_SetVar (myinterp, "exportfiletype", exportft, 0);
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// start event-loop
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Tk_MainLoop();
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Tcl_DeleteInterp (myinterp);
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// Tcl_Exit(0);
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}
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}
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extern "C" int Ng_Init (Tcl_Interp * interp);
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extern "C" int Ng_Vis_Init (Tcl_Interp * interp);
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extern "C" void Ng_TclCmd(string);
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struct GuiThread {
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std::thread t;
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~GuiThread() {
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Ng_TclCmd(".ngmenu.file invoke \"Quit\";");
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if(netgen::printmessage_importance>2)
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cout << "waiting for GUI to finish..." << endl;
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t.join();
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}
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};
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static GuiThread gui_thread;
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PYBIND11_PLUGIN(gui) {
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pybind11::module m("gui", "pybind gui");
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gui_thread.t = std::thread([]()
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{
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main_gui();
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});
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return m.ptr();
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}
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@ -34,6 +34,7 @@ namespace netgen
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namespace netgen
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{
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Flags parameters;
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DLL_HEADER extern bool netgen_executable_started;
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}
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@ -70,6 +71,7 @@ bool shellmode = false;
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int main(int argc, char ** argv)
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{
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netgen::netgen_executable_started = true;
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#ifdef PARALLEL
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int mpi_required = MPI_THREAD_MULTIPLE;
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