mirror of
https://github.com/NGSolve/netgen.git
synced 2024-09-22 09:42:50 +05:00
365 lines
7.4 KiB
C++
365 lines
7.4 KiB
C++
#define NGSOLVE
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#ifdef PARALLEL
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#include "dlfcn.h"
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#ifdef OCCGEOMETRY
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#include <occgeom.hpp>
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#endif
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// #include <mystdlib.h>
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#include <meshing.hpp>
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// #include "incvis.hpp"
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#include <visual.hpp>
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#ifdef PARALLELGL
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#ifndef WIN32
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#define GLX_GLXEXT_LEGACY
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#define GLX_GLXEXT_PROTOTYPES
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <X11/Xatom.h> /* for XA_RGB_DEFAULT_MAP atom */
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#include <GL/glx.h>
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#include <GL/glxext.h>
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#endif
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#endif
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#include <geometry2d.hpp>
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#include <stlgeom.hpp>
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// #include <incvis.hpp>
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// #include <visual.hpp>
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// #include <mystdlib.h>
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// #include <myadt.hpp>
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// #include <linalg.hpp>
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// #include <csg.hpp>
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#include <meshing.hpp>
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// #include "parallel.hpp"
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#include "parallelfunc.hpp"
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// extern "C" void NGS_ParallelRun (const string & message);
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void (*NGS_ParallelRun) (const string & message) = NULL;
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// extern void NGS_ParallelRun ( const string & message );
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namespace netgen
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{
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#include "../interface/writeuser.hpp"
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extern string ngdir;
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#ifdef OPENGL
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extern VisualSceneMesh vsmesh;
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#endif
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}
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void Parallel_Exit();
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namespace netgen {
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extern AutoPtr<Mesh> mesh;
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extern VisualSceneMesh vsmesh;
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}
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using namespace netgen;
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using netgen::RegisterUserFormats;
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#ifdef PARALLEL
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void Ng_Exit ()
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{
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// Parallel_Exit();
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}
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#endif
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void ParallelRun()
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{
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string message;
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MPI_Status status;
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MPI_Comm_size(MPI_COMM_WORLD, &ntasks);
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MPI_Comm_rank(MPI_COMM_WORLD, &id);
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bool test = true;
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// testout = new ostream(0);
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testout = new ofstream (string("testout_proc") + id );
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while ( test )
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{
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#ifdef SCALASCA
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#pragma pomp inst begin (message)
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#endif
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// MyMPI_Recv ( message, 0, MPI_TAG_CMD );
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message = MyMPI_RecvCmd();
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#ifdef SCALASCA
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#pragma pomp inst end (message)
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#endif
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if ( message.compare(0, 3, "ngs") == 0 )
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{
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// PrintMessage ( 1, "Starting NgSolve routine ", message ) ;
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if (NGS_ParallelRun == NULL)
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{
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void * handle = dlopen ("libngsolve.so", RTLD_NOW | RTLD_GLOBAL);
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if (!handle)
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{
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cerr << "cannot load shared library libngsolve.so" << endl;
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exit(1);
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}
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NGS_ParallelRun = (void (*) (const string & message)) dlsym (handle, "NGS_ParallelRun");
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if (!NGS_ParallelRun)
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{
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cerr << "cannot bind function NGS_ParallelRun" << endl;
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exit(1);
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}
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}
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(*NGS_ParallelRun) (message);
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}
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else if ( message == "mesh" )
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{
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VT_USER_START ("Mesh::ReceiveParallelMesh");
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mesh.Reset( new netgen::Mesh);
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mesh->SendRecvMesh();
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VT_USER_END ("Mesh::ReceiveParallelMesh");
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}
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else if ( message == "visualize" )
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{
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cout << "parallel message visualize depreciated" << endl;
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}
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else if ( message == "bcastparthread" )
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{
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MyMPI_Bcast (mparam.parthread);
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}
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#ifdef PARALLELGL
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else if ( message == "redraw" )
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{
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// draw into the same GLX - drawing context
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// works on parallel machine, but
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// did not manage to get glXImportContextEXT working on Laptop (JS)
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string redraw_cmd;
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// MyMPI_Recv (redraw_cmd, 0, MPI_TAG_VIS);
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redraw_cmd = MyMPI_RecvCmd();
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// PrintMessage (1, "Redraw - ", redraw_cmd);
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static string displname;
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static int curDrawable, contextid;
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static Display * display = NULL;
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static GLXContext context;
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static XVisualInfo * visinfo = 0;
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// if (!display)
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if (redraw_cmd == "init")
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{
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MyMPI_Recv (displname, 0, MPI_TAG_VIS);
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MyMPI_Recv (curDrawable, 0, MPI_TAG_VIS);
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MyMPI_Recv (contextid, 0, MPI_TAG_VIS);
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display = XOpenDisplay (displname.c_str());
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/*
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PrintMessage (3, "displ - name = ", displname);
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PrintMessage (3, "display = ", display,
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" display props: ",
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" screen w = ", XDisplayWidth (display, 0),
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" , h = ", XDisplayHeight (display, 0));
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*/
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Window win;
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int wx, wy;
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unsigned int ww, wh, bw, depth;
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// cout << "got drawable: " << curDrawable << endl;
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XGetGeometry(display, curDrawable, &win,
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&wx, &wy, &ww, &wh,
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&bw, &depth);
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/*
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cout << "P" << id << ": window-props: x = " << wx << ", y = " << wy
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<< ", w = " << ww << ", h = " << wh << ", depth = " << depth << endl;
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*/
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#define VISUAL
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#ifdef VISUAL
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// make a new GLXContext
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// first, generate a visual (copied from togl)
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int attrib_list[1000];
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# define MAX_ATTEMPTS 12
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static int ci_depths[MAX_ATTEMPTS] = {
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8, 4, 2, 1, 12, 16, 8, 4, 2, 1, 12, 16
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};
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static int dbl_flags[MAX_ATTEMPTS] = {
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0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1
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};
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/* It may take a few tries to get a visual */
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for (int attempt = 0; attempt < MAX_ATTEMPTS; attempt++)
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{
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int attrib_count = 0;
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attrib_list[attrib_count++] = GLX_USE_GL;
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/* RGB[A] mode */
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attrib_list[attrib_count++] = GLX_RGBA;
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attrib_list[attrib_count++] = GLX_RED_SIZE;
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attrib_list[attrib_count++] = 1;
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attrib_list[attrib_count++] = GLX_GREEN_SIZE;
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attrib_list[attrib_count++] = 1;
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attrib_list[attrib_count++] = GLX_BLUE_SIZE;
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attrib_list[attrib_count++] = 1;
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// attrib_list[attrib_count++] = GLX_ALPHA_SIZE;
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// attrib_list[attrib_count++] = 1;
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attrib_list[attrib_count++] = GLX_DEPTH_SIZE;
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attrib_list[attrib_count++] = 1;
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attrib_list[attrib_count++] = GLX_DOUBLEBUFFER;
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attrib_list[attrib_count++] = None;
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visinfo = glXChooseVisual(display, 0,
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attrib_list);
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if (visinfo) {
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/* found a GLX visual! */
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// cout << "found VISINFO !!!" << endl;
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/*
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int hi = 0;
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std::cout << "attribs = ";
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while (attrib_list[hi] != None)
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std::cout << attrib_list[hi++] << " ";
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std::cout << std::endl;
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*/
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break;
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}
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}
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if (!visinfo)
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cerr << "no VISINFO found" << endl;
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// context = glXCreateContext( display, visinfo, 0, /* curContext, */ False );
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context = glXCreateContext( display, visinfo, glXImportContextEXT ( display, contextid ), False);
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// cout << "context = " << context << endl;
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glXMakeCurrent (display, curDrawable, context);
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#else
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// try to get GLXcontext from the master.
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// this needs an indirect context (BUT DOES NOT WORK ????)
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context = glXImportContextEXT ( display, contextid );
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PrintMessage (1, "GLX-contextid = " , contextid,
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" imported context ", context);
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glXMakeCurrent (display, curDrawable, context);
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#endif
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// PrintMessage (1, "redraw - init complete");
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}
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if (redraw_cmd == "broadcast")
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{
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vsmesh.Broadcast ();
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}
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if (redraw_cmd == "linelist")
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{
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// glXMakeCurrent (display, curDrawable, context);
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vsmesh.BuildLineList();
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// glXMakeCurrent (display, None, NULL);
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}
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if (redraw_cmd == "filledlist")
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{
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vsmesh.BuildFilledList (false);
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}
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if (redraw_cmd == "solsurfellist")
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{
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vssolution.DrawSurfaceElements();
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}
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if (redraw_cmd == "clipplanetrigs")
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{
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vssolution.DrawClipPlaneTrigs();
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}
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if (redraw_cmd == "getminmax")
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{
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double hmin, hmax;
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vssolution.GetMinMax (-1, -1, hmin, hmax);
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}
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}
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#endif
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else if ( message == "end" )
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{
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test = false;
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Ng_Exit();
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}
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else
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{
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PrintMessage ( 1, "received unidentified message '" + message + "'\n");
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test = false;
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}
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}
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return;
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}
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#endif
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