//----------------------------------------------------------------------------- // // Dots series // //----------------------------------------------------------------------------- void MGL_EXPORT mgl_dots_ca(HMGL gr, HCDT x, HCDT y, HCDT z, HCDT c, HCDT a, const char *sch, const char *opt) { long n = x->GetNN(), d, k=1; if(x->GetNz()>1) k=3; else if(x->GetNy()>1) k=2; if(y->GetNN()!=n || z->GetNN()!=n || c->GetNN()!=n || (a && a->GetNN()!=n)) { gr->SetWarn(mglWarnDim,"Dots"); return; } gr->SaveState(opt); d = gr->MeshNum>0 ? mgl_ipow(gr->MeshNum+1,k) : n; d = n>d ? n/d:1; static int cgid=1; gr->StartGroup("Dots",cgid++); char mk=gr->SetPenPal(sch); long ss=gr->AddTexture(sch); if(mk==0) mk='.'; gr->Reserve(n); for(long i=0;i<n;i+=d) { mglPoint p = mglPoint(x->vthr(i),y->vthr(i),z->vthr(i)); long pp = gr->AddPnt(p,gr->GetC(ss,c->vthr(i)),mglPoint(NAN),a?gr->GetA(a->vthr(i)):-1); gr->mark_plot(pp, mk); } gr->EndGroup(); }
//----------------------------------------------------------------------------- void MGL_EXPORT mgl_cont_z_val(HMGL gr, HCDT v, HCDT a, const char *sch, double sv, const char *opt) { long n=a->GetNx(),m=a->GetNy(); if(n<2 || m<2) { gr->SetWarn(mglWarnLow,"ContZ"); return; } gr->SaveState(opt); if(mgl_isnan(sv)) sv = gr->GetOrgZ('z'); if(sv<gr->Min.z || sv>gr->Max.z) { gr->SetWarn(mglWarnSlc,"ContZ"); gr->LoadState(); return; } static int cgid=1; gr->StartGroup("ContZ",cgid++); mglDataV xx,yy,zz; mglData aa; int text=0; if(mglchr(sch,'t')) text=1; if(mglchr(sch,'T')) text=2; long ss=gr->AddTexture(sch); gr->SetPenPal(sch); a = fill_slice_z(gr,sv,a,xx,yy,zz,aa); #pragma omp parallel for for(long i=0;i<v->GetNx();i++) { mreal v0 = v->v(i); mgl_cont_gen(gr,v0,a,&xx,&yy,&zz,gr->GetC(ss,v0),text,0); } gr->EndGroup(); }
//----------------------------------------------------------------------------- void MGL_EXPORT mgl_contf_y_val(HMGL gr, HCDT v, HCDT a, const char *sch, double sv, const char *opt) { long n=a->GetNx(),m=a->GetNy(); if(n<2 || m<2) { gr->SetWarn(mglWarnLow,"ContFY"); return; } gr->SaveState(opt); if(mgl_isnan(sv)) sv = gr->GetOrgY('y'); if(sv<gr->Min.y || sv>gr->Max.y) { gr->SetWarn(mglWarnSlc,"ContFY"); gr->LoadState(); return; } static int cgid=1; gr->StartGroup("ContFY",cgid++); mglDataV xx,yy,zz; mglData aa; long ss=gr->AddTexture(sch); a = fill_slice_y(gr,sv,a,xx,yy,zz,aa); #pragma omp parallel for for(long i=0;i<v->GetNx()-1;i++) { mreal v0 = v->v(i); mgl_contf_gen(gr,v0,v->v(i+1),a,&xx,&yy,&zz,gr->GetC(ss,v0),0); } gr->EndGroup(); }
//----------------------------------------------------------------------------- // // TriPlot series // //----------------------------------------------------------------------------- void MGL_EXPORT mgl_triplot_xyzc(HMGL gr, HCDT nums, HCDT x, HCDT y, HCDT z, HCDT a, const char *sch, const char *opt) { long n = x->GetNx(), m = nums->GetNy(); if(mgl_check_trig(gr,nums,x,y,z,a,"TriPlot")) return; long ss=gr->AddTexture(sch); gr->SaveState(opt); gr->SetPenPal("-"); static int cgid=1; gr->StartGroup("TriPlot",cgid++); bool wire = mglchr(sch,'#'); long nc = a->GetNx(); if(nc!=n && nc>=m) // colors per triangle { mglPoint p1,p2,p3,q; gr->Reserve(m*3); for(long i=0;i<m;i++) { register long k1 = long(nums->v(0,i)+0.5); p1 = mglPoint(x->v(k1), y->v(k1), z->v(k1)); register long k2 = long(nums->v(1,i)+0.5); p2 = mglPoint(x->v(k2), y->v(k2), z->v(k2)); register long k3 = long(nums->v(2,i)+0.5); p3 = mglPoint(x->v(k3), y->v(k3), z->v(k3)); q = wire ? mglPoint(NAN,NAN) : (p2-p1) ^ (p3-p1); k1 = gr->AddPnt(p1,gr->GetC(ss,a->v(k1)),q); k2 = gr->AddPnt(p2,gr->GetC(ss,a->v(k2)),q); k3 = gr->AddPnt(p3,gr->GetC(ss,a->v(k3)),q); gr->trig_plot(k1,k2,k3); } } else if(nc>=n) // colors per point { gr->Reserve(n); long *kk = new long[n]; mglPoint *pp = new mglPoint[n]; for(long i=0;i<m;i++) // add averaged normales { register long k1 = long(nums->v(0,i)+0.5); register long k2 = long(nums->v(1,i)+0.5); register long k3 = long(nums->v(2,i)+0.5); if(!wire) { mglPoint q = mglPoint(x->v(k2)-x->v(k1), y->v(k2)-y->v(k1), z->v(k2)-z->v(k1)) ^ mglPoint(x->v(k3)-x->v(k1), y->v(k3)-y->v(k1), z->v(k3)-z->v(k1)); q.Normalize(); // try be sure that in the same direction ... if(q.z<0) q *= -1; pp[k1] += q; pp[k2] += q; pp[k3] += q; } else pp[k1]=pp[k2]=pp[k3]=mglPoint(NAN,NAN); } for(long i=0;i<n;i++) // add points kk[i] = gr->AddPnt(mglPoint(x->v(i), y->v(i), z->v(i)), gr->GetC(ss,a->v(i)), pp[i]); for(long i=0;i<m;i++) // draw triangles { register long k1 = long(nums->v(0,i)+0.5); register long k2 = long(nums->v(1,i)+0.5); register long k3 = long(nums->v(2,i)+0.5); if(wire) { gr->line_plot(kk[k1],kk[k2]); gr->line_plot(kk[k1],kk[k3]); gr->line_plot(kk[k3],kk[k2]); } else gr->trig_plot(kk[k1],kk[k2],kk[k3]); } delete []kk; delete []pp; } gr->EndGroup(); }
//----------------------------------------------------------------------------- // // QuadPlot series // //----------------------------------------------------------------------------- void MGL_EXPORT mgl_quadplot_xyzc(HMGL gr, HCDT nums, HCDT x, HCDT y, HCDT z, HCDT a, const char *sch, const char *opt) { long n = x->GetNx(), m = nums->GetNy(); if(mgl_check_trig(gr,nums,x,y,z,a,"QuadPlot",4)) return; long ss=gr->AddTexture(sch); gr->SaveState(opt); gr->SetPenPal("-"); static int cgid=1; gr->StartGroup("QuadPlot",cgid++); mglPoint p1,p2,p3,p4; long nc = a->GetNx(); bool wire = mglchr(sch,'#'); if(nc!=n && nc>=m) // colors per triangle { gr->Reserve(m*4); for(long i=0;i<m;i++) { register long k1 = long(nums->v(0,i)+0.5); p1 = mglPoint(x->v(k1), y->v(k1), z->v(k1)); register long k2 = long(nums->v(1,i)+0.5); p2 = mglPoint(x->v(k2), y->v(k2), z->v(k2)); register long k3 = long(nums->v(2,i)+0.5); p3 = mglPoint(x->v(k3), y->v(k3), z->v(k3)); register long k4 = floor(nums->v(3,i)+0.5); p4 = mglPoint(x->v(k4), y->v(k4), z->v(k4)); mglPoint q = wire ? mglPoint(NAN,NAN):(p2-p1) ^ (p3-p1); k1 = gr->AddPnt(p1,gr->GetC(ss,a->v(k1)),q); k2 = gr->AddPnt(p2,gr->GetC(ss,a->v(k2)),q); k3 = gr->AddPnt(p3,gr->GetC(ss,a->v(k3)),q); k4 = gr->AddPnt(p4,gr->GetC(ss,a->v(k4)),q); gr->quad_plot(k1,k2,k3,k4); } } else if(nc>=n) // colors per point { gr->Reserve(n); long *kk = new long[n]; mglPoint *pp = new mglPoint[n]; for(long i=0;i<m;i++) // add averaged normales { register long k1 = long(nums->v(0,i)+0.5); p1 = mglPoint(x->v(k1), y->v(k1), z->v(k1)); register long k2 = long(nums->v(1,i)+0.5); p2 = mglPoint(x->v(k2), y->v(k2), z->v(k2)); register long k3 = long(nums->v(2,i)+0.5); p3 = mglPoint(x->v(k3), y->v(k3), z->v(k3)); register long k4 = floor(nums->v(3,i)+0.5); p4 = mglPoint(x->v(k4), y->v(k4), z->v(k4)); if(wire) pp[k1]=pp[k2]=pp[k3]=pp[k4]=mglPoint(NAN,NAN); else { mglPoint q1 = (p2-p1) ^ (p3-p1); if(q1.z<0) q1*=-1; mglPoint q2 = (p2-p4) ^ (p3-p4); if(q2.z<0) q2*=-1; mglPoint q3 = (p1-p2) ^ (p4-p2); if(q3.z<0) q3*=-1; mglPoint q4 = (p1-p4) ^ (p4-p3); if(q4.z<0) q4*=-1; pp[k1] += q1; pp[k2] += q2; pp[k3] += q3; pp[k4] += q4; } } for(long i=0;i<n;i++) // add points kk[i] = gr->AddPnt(mglPoint(x->v(i), y->v(i), z->v(i)),gr->GetC(ss,a->v(i)), pp[i]); for(long i=0;i<m;i++) // draw quads { register long k1 = floor(nums->v(0,i)+0.5); register long k2 = floor(nums->v(1,i)+0.5); register long k3 = floor(nums->v(2,i)+0.5); register long k4 = floor(nums->v(3,i)+0.5); if(wire) { gr->line_plot(kk[k1],kk[k2]); gr->line_plot(kk[k1],kk[k3]); gr->line_plot(kk[k4],kk[k2]); gr->line_plot(kk[k4],kk[k3]); } else gr->quad_plot(kk[k1],kk[k2],kk[k3],kk[k4]); } delete []kk; delete []pp; } gr->EndGroup(); }
void MGL_EXPORT mgl_end_group(HMGL gr) { gr->EndGroup(); }