// Default file prefix used for inline LaTeX mode string defaultfilename; file _outpipe; if(settings.xasy) _outpipe=output(mode="pipe"); string[] file3; string outprefix(string prefix=stripextension(defaultfilename)) { return prefix != "" ? prefix : outname(); } string outformat(string format="") { if(format == "") format=settings.outformat; if(format == "") format=nativeformat(); return format; } frame currentpatterns; frame Portrait(frame f) {return f;}; frame Landscape(frame f) {return rotate(90)*f;}; frame UpsideDown(frame f) {return rotate(180)*f;}; frame Seascape(frame f) {return rotate(-90)*f;}; typedef frame orientation(frame); orientation orientation=Portrait; // Forward references to functions defined in module three. object embed3(string, frame, string, string, string, light, projection); string Embed(string name, string text="", string options="", real width=0, real height=0); bool primitive() { // Encode primitive objects return settings.outformat == "html" || settings.outformat=="v3d" || settings.v3d; } bool prconly(string format="") { return outformat(format) == "prc"; } bool prc0(string format="") { return settings.outformat == "prc" || (settings.prc && (outformat(format) == "pdf" || prconly() || settings.inlineimage )); } bool prc(string format="") { return prc0(format) && Embed != null; } bool is3D(string format="") { return prc(format) || settings.render != 0; } frame enclose(string prefix=defaultfilename, object F, string format="") { if(prc(format)) { frame f; label(f,F.L); return f; } return F.f; } void deconstruct(picture pic=currentpicture) { if(currentpicture.nodes3.length > 0) { if(currentpicture.xsize3 == 0 && currentpicture.ysize3 == 0 && currentpicture.zsize3 == 0) currentpicture.size3(hypot(currentpicture.xsize,currentpicture.ysize)); currentpicture.size(0); } frame f; transform t=pic.calculateTransform(); if(currentpicture.fitter == null) f=pic.fit(t); else f=pic.fit(); deconstruct(f,currentpatterns,t); } bool implicitshipout=false; void shipout(string prefix=defaultfilename, frame f, string format="", bool wait=false, bool view=true, string options="", string script="", light light=currentlight, projection P=currentprojection, transform t=identity) { if(is3D(f)) { f=enclose(prefix,embed3(prefix,f,format,options,script,light,P)); if(settings.render != 0 && !prc(format)) { return; } } bool defaultprefix=prefix==defaultfilename; if(settings.xasy || (!implicitshipout && defaultprefix)) { if(defaultprefix) { currentpicture.clear(); add(f,group=false); } return; } // Applications like LaTeX cannot handle large PostScript coordinates. pair m=min(f); int limit=2000; if(abs(m.x) > limit || abs(m.y) > limit) f=shift(-m)*f; _shipout(prefix,f,currentpatterns,format,wait,view,t); } void shipout(string prefix=defaultfilename, picture pic=currentpicture, orientation orientation=orientation, string format="", bool wait=false, bool view=true, string options="", string script="", light light=currentlight, projection P=currentprojection) { pic.uptodate=true; if(!uptodate()) { bool inlinetex=settings.inlinetex; bool prc=prc(format) || settings.v3d; bool empty3=pic.empty3(); if(prc && !empty3) { if(settings.render == 0) { string image=outprefix(prefix)+"+"+(string) file3.length; if(settings.inlineimage) image += "_0"; settings.inlinetex=false; settings.prc=false; shipout(image,pic,orientation,nativeformat(),view=false,light,P); settings.prc=true; } settings.inlinetex=settings.inlineimage; } frame f; transform t=pic.calculateTransform(); if(currentpicture.fitter == null) { pen background=currentlight.background; if(settings.outformat == "html" && background == nullpen) background=white; if(background != nullpen) f=bbox(pic,nullpen,Fill(background)); else f=pic.fit(t); } else f=pic.fit(prefix,format,view=view,options,script,light,P); if(!prconly() && (!pic.empty2() || settings.render == 0 || prc || empty3)) shipout(prefix,orientation(f),format,wait,view,t); settings.inlinetex=inlinetex; } } void newpage(picture pic=currentpicture) { pic.add(new void(frame f, transform) { newpage(f); },true); }