bool CObjectView::saveEPS(const char *fileName){
SELECT_CONTEXT();
// to use GL2PS
FILE *f = fopen(fileName, "w");
if (!f)
return false;
int buffsize = 0, state = GL2PS_OVERFLOW;
while( state == GL2PS_OVERFLOW ){
buffsize += 1024*1024;
TRACE("bufferSize set to %d\n", buffsize);
gl2psBeginPage("GRB", "GRB", GL2PS_BSP_SORT /*GL2PS_SIMPLE_SORT*/, GL2PS_NONE /*GL2PS_OCCLUSION_CULL*/,
GL_RGBA, 0, NULL, buffsize, f);
gl2psLineWidth(1);
gl2psPointSize(1);
setupPerspective();
drawScene(NULL, -1);
state = gl2psEndPage();
}
fclose(f);
UNSELECT_CONTEXT();
return true;
}
void drawContext::drawMesh()
{
if(!CTX::instance()->mesh.draw) return;
// make sure to flag any model-dependent post-processing view as
// changed if the underlying mesh has, before resetting the changed
// flag
if(CTX::instance()->mesh.changed){
for(unsigned int i = 0; i < GModel::list.size(); i++)
for(unsigned int j = 0; j < PView::list.size(); j++)
if(PView::list[j]->getData()->hasModel(GModel::list[i]))
PView::list[j]->setChanged(true);
}
glPointSize((float)CTX::instance()->mesh.pointSize);
gl2psPointSize((float)(CTX::instance()->mesh.pointSize *
CTX::instance()->print.epsPointSizeFactor));
glLineWidth((float)CTX::instance()->mesh.lineWidth);
gl2psLineWidth((float)(CTX::instance()->mesh.lineWidth *
CTX::instance()->print.epsLineWidthFactor));
if(CTX::instance()->mesh.lightTwoSide)
glLightModelf(GL_LIGHT_MODEL_TWO_SIDE, GL_TRUE);
else
glLightModelf(GL_LIGHT_MODEL_TWO_SIDE, GL_FALSE);
if(!CTX::instance()->clipWholeElements){
for(int i = 0; i < 6; i++)
if(CTX::instance()->mesh.clip & (1 << i))
glEnable((GLenum)(GL_CLIP_PLANE0 + i));
else
glDisable((GLenum)(GL_CLIP_PLANE0 + i));
}
for(unsigned int i = 0; i < GModel::list.size(); i++){
GModel *m = GModel::list[i];
m->fillVertexArrays();
if(m->getVisibility() && isVisible(m)){
int status = m->getMeshStatus();
if(status >= 0)
std::for_each(m->firstVertex(), m->lastVertex(), drawMeshGVertex(this));
if(status >= 1)
std::for_each(m->firstEdge(), m->lastEdge(), drawMeshGEdge(this));
if(status >= 2){
beginFakeTransparency();
std::for_each(m->firstFace(), m->lastFace(), drawMeshGFace(this));
endFakeTransparency();
}
if(status >= 3)
std::for_each(m->firstRegion(), m->lastRegion(), drawMeshGRegion(this));
}
}
CTX::instance()->mesh.changed = 0;
for(int i = 0; i < 6; i++)
glDisable((GLenum)(GL_CLIP_PLANE0 + i));
}
int femGfxDrawGrid(void)
{
long n ;
long i ;
double x, y, z ;
if ((plotProp.Select == AF_YES)&&(plotProp.SelStuff != GFX_SELE_GRID))
{
return(AF_OK) ; /* nothing to do */
}
n = pick_grid_siz_x * pick_grid_siz_y ;
if (n <= 0) {return(AF_OK);}
glPointSize(GFX_SMALLPOINT);
#ifdef USE_GL2PS
if (plotProp.PlotToFile == AF_YES){gl2psPointSize(GFX_SMALLPOINT);}
#endif
for (i=0; i<n; i++)
{
pick_grid_compute_xyz(i, &x, &y, &z) ;
if ((plotProp.SelStuff == GFX_SELE_GRID)&&(plotProp.Select == AF_YES))
{
if (plotProp.Select == AF_YES)
{
glPushName((GLuint)i) ;
}
}
glBegin(GL_POINTS);
glColor4f(
plotProp.gridColor[0],
plotProp.gridColor[1],
plotProp.gridColor[2],
plotProp.gridColor[3]
);
glVertex3f( PoSX(x), PoSY(y), PoSZ(z));
glEnd();
if (plotProp.Select == AF_YES)
{
glPopName() ;
}
}
return(AF_OK);
}
void afDispSymbol(
double Size,
long Dir,
double x,
double y,
double z,
long Num,
float r,
float g,
float b,
float tr)
{
double S,F;
F = (plotProp.Max-plotProp.Min)/30.0;
S = F/4.0;
glLoadIdentity();
glTranslatef(x,y,z);
switch (Dir)
{
/* u: */
case 1:
case 15:
case 29:
glRotatef(180,0,1,0); break;
case 2:
case 16:
case 30:
glRotatef(270,0,0,1); break;
case 3:
case 17:
case 31:
glRotatef(90,0,1,0); break;
/* rot: */
case 4:
case 18:
case 32:
glRotatef(180,0,0,1); break;
case 5:
case 19:
case 33:
glRotatef(270,0,0,1); break;
case 6:
case 20:
case 34:
glRotatef(90,0,1,0); break;
case 7:
glRotatef(180,0,1,0);
break;
default: glLoadIdentity(); return; break;
}
glColor4f(r,g,b,tr);
if ((Dir>=15)&&(Dir<=20)) { glColor4f(1.0, 0.6, 0.3, 1.0) ; }
if ((Dir>=29)&&(Dir<=34)) { glColor4f(0.6, 0.6, 1.0, 1.0) ; }
if (plotProp.PlotToFile == AF_YES)
{
#ifdef USE_GL2PS
gl2psPointSize(4);
#endif
}
else
{
glPointSize(4);
}
glBegin(GL_POINTS);
glVertex3f(0,0,0);
glEnd();
if (plotProp.PlotToFile == AF_YES)
{
#ifdef USE_GL2PS
gl2psPointSize(1);
#endif
}
else
{
glPointSize(1);
}
/* translations */
if ( (Dir <= 3) || ((Dir>=15)&&(Dir<=17)) || ((Dir>=29)&&(Dir<=31)) )
{
if (plotProp.PlotToFile == AF_YES)
{
#ifdef USE_GL2PS
gl2psLineWidth(2);
#endif
}
else
{
glLineWidth(2);
}
glBegin(GL_LINE_STRIP);
glVertex3f(0,0,0);
glVertex3f(F+0,0,0);
glEnd();
if (plotProp.PlotToFile == AF_YES)
{
#ifdef USE_GL2PS
gl2psLineWidth(1);
#endif
}
else
{
glLineWidth(1);
}
glBegin(GL_TRIANGLE_FAN);
glVertex3f(0.7*F,0,0);
glVertex3f(F,S,S);
glVertex3f(F,-S,S);
glVertex3f(F,-S,-S);
glVertex3f(F,S,-S);
glVertex3f(F,S,S);
glEnd();
}
else /* rotations */
{
if (plotProp.PlotToFile == AF_YES)
{
#ifdef USE_GL2PS
gl2psLineWidth(2);
#endif
}
else
{
glLineWidth(2);
}
if (Dir == 7) /* temperature */
{
glBegin(GL_POINTS);
glVertex3f(0,0,0);
glEnd();
}
else
{
glBegin(GL_POLYGON);
glVertex3f( 0.4*F, 0.3*F,-0.2*F);
glVertex3f(-0.4*F, 0.3*F,-0.2*F);
glVertex3f(-0.4*F, 0.3*F, 0.2*F);
glVertex3f( 0.4*F, 0.3*F, 0.2*F);
glEnd();
glBegin(GL_POLYGON);
glVertex3f( 0.4*F,-0.3*F,-0.2*F);
glVertex3f(-0.4*F,-0.3*F,-0.2*F);
glVertex3f(-0.4*F,-0.3*F, 0.2*F);
glVertex3f( 0.4*F,-0.3*F, 0.2*F);
glEnd();
glBegin(GL_POLYGON);
glVertex3f( 0.4*F,-0.3*F,-0.2*F);
glVertex3f(-0.4*F,-0.3*F,-0.2*F);
glVertex3f(-0.4*F, 0.3*F,-0.2*F);
glVertex3f( 0.4*F, 0.3*F,-0.2*F);
glEnd();
glBegin(GL_POLYGON);
glVertex3f( 0.4*F,-0.2*F, 0.2*F);
glVertex3f(-0.4*F,-0.2*F, 0.2*F);
glVertex3f(-0.4*F, 0.2*F, 0.2*F);
glVertex3f( 0.4*F, 0.2*F, 0.2*F);
glEnd();
/* */
glBegin(GL_POLYGON);
glVertex3f(0,-0.2*F,-0.2*F);
glVertex3f(0,-0.2*F, 0.2*F);
glVertex3f(0, 0.2*F, 0.2*F);
glVertex3f(0, 0.2*F,-0.2*F);
glEnd();
}
if (plotProp.PlotToFile == AF_YES)
{
#ifdef USE_GL2PS
gl2psLineWidth(2);
#endif
}
else
{
glLineWidth(2);
}
}
if (plotProp.Select != AF_YES)
{
/* disp number: */
if (plotProp.dispNumber == AF_YES)
{
femPlotInt(Num,F+0,0,0,NULL);
}
/* disp size: */
if (plotProp.dispSize == AF_YES)
{
femPlotDouble(fabs(Size),F+0,0,0,NULL);
}
}
}
/* TODO: symbol for stiffness TODO */
void afStiffSymbol(
double Size,
long Dir,
double x,
double y,
double z,
long Num,
float r,
float g,
float b,
float tr)
{
double S,F;
F = (plotProp.Max-plotProp.Min)/30.0;
S = F/4.0;
glLoadIdentity();
glTranslatef(x,y,z);
switch (Dir)
{
/* u: */
case 8:
case 22:
case 36:
glRotatef(180,0,1,0); break;
case 9:
case 23:
case 37:
glRotatef(270,0,0,1); break;
case 10:
case 24:
case 38:
glRotatef(90,0,1,0); break;
/* rot: */
case 11:
case 25:
case 39:
glRotatef(180,0,0,1); break;
case 12:
case 26:
case 40:
glRotatef(270,0,0,1); break;
case 13:
case 27:
case 41:
glRotatef(90,0,1,0); break;
default: glLoadIdentity(); return; break;
}
if (fabs(Size) <= FEM_ZERO) {return;}
glColor4f(r,g,b,tr);
if ((Dir>=22)&&(Dir<=27)) { glColor4f(1.0, 0.6, 0.3, 1.0) ; }
if ((Dir>=36)&&(Dir<=41)) { glColor4f(0.6, 0.6, 1.0, 1.0) ; }
if (plotProp.PlotToFile == AF_YES)
{
#ifdef USE_GL2PS
gl2psPointSize(4);
#endif
}
else
{
glPointSize(4);
}
glBegin(GL_POINTS);
glVertex3f(0,0,0);
glEnd();
if (plotProp.PlotToFile == AF_YES)
{
#ifdef USE_GL2PS
gl2psPointSize(1);
#endif
}
else
{
glPointSize(1);
}
/* translation stiffnesses */
if ( ((Dir >= 8)&&(Dir <=10)) || ((Dir>=22)&&(Dir<=24)) || ((Dir>=36)&&(Dir<=38)) )
{
if (plotProp.PlotToFile == AF_YES)
{
#ifdef USE_GL2PS
gl2psLineWidth(2);
#endif
}
else
{
glLineWidth(2);
}
glBegin(GL_LINE_STRIP);
glVertex3f(0,0,0);
glVertex3f(F+0,0,0);
glEnd();
if (plotProp.PlotToFile == AF_YES)
{
#ifdef USE_GL2PS
gl2psLineWidth(1);
#endif
}
else
{
glLineWidth(1);
}
glBegin(GL_TRIANGLE_FAN);
glVertex3f(0.7*F,0,0);
glVertex3f(F,S,S);
glVertex3f(F,-S,S);
glVertex3f(F,-S,-S);
glVertex3f(F,S,-S);
glVertex3f(F,S,S);
glEnd();
glBegin(GL_TRIANGLE_FAN);
glVertex3f(0.7*F,0,0);
glVertex3f(0.4*F,S,S);
glVertex3f(0.4*F,-S,S);
glVertex3f(0.4*F,-S,-S);
glVertex3f(0.4*F,S,-S);
glVertex3f(0.4*F,S,S);
glEnd();
glBegin(GL_TRIANGLE_FAN);
glVertex3f(0.1*F,0,0);
glVertex3f(0.4*F,S,S);
glVertex3f(0.4*F,-S,S);
glVertex3f(0.4*F,-S,-S);
glVertex3f(0.4*F,S,-S);
glVertex3f(0.4*F,S,S);
glEnd();
}
else /* rotations */
{
if (plotProp.PlotToFile == AF_YES)
{
#ifdef USE_GL2PS
gl2psLineWidth(2);
#endif
}
else
{
glLineWidth(2);
}
#if 0
glBegin(GL_POLYGON);
glVertex3f( 0.4*F, 0.3*F,-0.2*F);
glVertex3f(-0.4*F, 0.3*F,-0.2*F);
glVertex3f(-0.4*F, 0.3*F, 0.2*F);
glVertex3f( 0.4*F, 0.3*F, 0.2*F);
glEnd();
glBegin(GL_POLYGON);
glVertex3f( 0.4*F,-0.3*F,-0.2*F);
glVertex3f(-0.4*F,-0.3*F,-0.2*F);
glVertex3f(-0.4*F,-0.3*F, 0.2*F);
glVertex3f( 0.4*F,-0.3*F, 0.2*F);
glEnd();
glBegin(GL_POLYGON);
glVertex3f( 0.4*F,-0.3*F,-0.2*F);
glVertex3f(-0.4*F,-0.3*F,-0.2*F);
glVertex3f(-0.4*F, 0.3*F,-0.2*F);
glVertex3f( 0.4*F, 0.3*F,-0.2*F);
glEnd();
glBegin(GL_POLYGON);
glVertex3f( 0.4*F,-0.2*F, 0.2*F);
glVertex3f(-0.4*F,-0.2*F, 0.2*F);
glVertex3f(-0.4*F, 0.2*F, 0.2*F);
glVertex3f( 0.4*F, 0.2*F, 0.2*F);
glEnd();
/* */
glBegin(GL_POLYGON);
glVertex3f(0,-0.2*F,-0.2*F);
glVertex3f(0,-0.2*F, 0.2*F);
glVertex3f(0, 0.2*F, 0.2*F);
glVertex3f(0, 0.2*F,-0.2*F);
glEnd();
#else
glBegin(GL_POLYGON);
glVertex3f(0,-0.3*F,-0.3*F);
glVertex3f(0, 0.3*F, 0.3*F);
glVertex3f(0.5*F, 0.3*F, 0.3*F);
glVertex3f(0.5*F,-0.3*F,-0.3*F);
glEnd();
glBegin(GL_POLYGON);
glVertex3f(0,-0.3*F, 0.3*F);
glVertex3f(0, 0.3*F,-0.3*F);
glVertex3f(0.5*F,-0.3*F, 0.3*F);
glVertex3f(0.5*F, 0.3*F,-0.3*F);
glEnd();
#endif
if (plotProp.PlotToFile == AF_YES)
{
#ifdef USE_GL2PS
gl2psLineWidth(2);
#endif
}
else
{
glLineWidth(2);
}
}
if (plotProp.Select != AF_YES)
{
/* disp number: */
if (plotProp.dispNumber == AF_YES)
{
femPlotInt(Num,F+0,0,0,NULL);
}
/* disp size: */
if (plotProp.dispSize == AF_YES)
{
femPlotDouble(fabs(Size),F+0,0,0,NULL);
}
}
}
void extras()
{
glColor3f(1., 0., 0.);
glPointSize(1.);
gl2psPointSize(1.);
glBegin(GL_POINTS);
glVertex3f(-1., 1.0, 0.);
glEnd();
glPointSize(3.);
gl2psPointSize(3.);
glBegin(GL_POINTS);
glVertex3f(-0.8, 1.0, 0.);
glEnd();
glPointSize(5.);
gl2psPointSize(5.);
glBegin(GL_POINTS);
glVertex3f(-0.6, 1.0, 0.);
glEnd();
glPointSize(7.);
gl2psPointSize(7.);
glBegin(GL_POINTS);
glVertex3f(-0.4, 1.0, 0.);
glEnd();
glLineWidth(1.);
gl2psLineWidth(1.);
glBegin(GL_LINES);
glVertex3f(-0.2, 1.05, 0.);
glVertex3f(0.2, 1.05, 0.);
glEnd();
glEnable(GL_LINE_STIPPLE);
glLineStipple(1, 0x087F);
gl2psEnable(GL2PS_LINE_STIPPLE);
glBegin(GL_LINES);
glVertex3f(-0.2, 0.95, 0.);
glVertex3f(0.2, 0.95, 0.);
glEnd();
glDisable(GL_LINE_STIPPLE);
gl2psDisable(GL2PS_LINE_STIPPLE);
glLineWidth(3.);
gl2psLineWidth(3.);
glBegin(GL_LINES);
glVertex3f(0.4, 1.05, 0.);
glVertex3f(0.8, 1.05, 0.);
glEnd();
glEnable(GL_LINE_STIPPLE);
glLineStipple(2, 0x0F0F);
/* glLineStipple(1, 0xAAAA); */
gl2psEnable(GL2PS_LINE_STIPPLE);
glBegin(GL_LINES);
glVertex3f(0.4, 0.95, 0.);
glVertex3f(0.8, 0.95, 0.);
glEnd();
glDisable(GL_LINE_STIPPLE);
gl2psDisable(GL2PS_LINE_STIPPLE);
glPointSize(1);
gl2psPointSize(1);
glLineWidth(1);
gl2psLineWidth(1);
}
