diff options
Diffstat (limited to 'render.cc')
| -rw-r--r-- | render.cc | 264 |
1 files changed, 0 insertions, 264 deletions
diff --git a/render.cc b/render.cc deleted file mode 100644 index 7c82d92..0000000 --- a/render.cc +++ /dev/null @@ -1,264 +0,0 @@ -/* - * OpenSCAD (www.openscad.at) - * Copyright (C) 2009 Clifford Wolf <clifford@clifford.at> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#define INCLUDE_ABSTRACT_NODE_DETAILS - -#include "openscad.h" -#include "printutils.h" - -#include <QProgressDialog> -#include <QApplication> -#include <QTime> - -class RenderModule : public AbstractModule -{ -public: - RenderModule() { } - virtual AbstractNode *evaluate(const Context *ctx, const ModuleInstantiation *inst) const; -}; - -class RenderNode : public AbstractNode -{ -public: - int convexity; - RenderNode(const ModuleInstantiation *mi) : AbstractNode(mi), convexity(1) { } -#ifdef ENABLE_CGAL - virtual CGAL_Nef_polyhedron render_cgal_nef_polyhedron() const; -#endif - CSGTerm *render_csg_term(double m[20], QVector<CSGTerm*> *highlights, QVector<CSGTerm*> *background) const; - virtual QString dump(QString indent) const; -}; - -AbstractNode *RenderModule::evaluate(const Context *ctx, const ModuleInstantiation *inst) const -{ - RenderNode *node = new RenderNode(inst); - - QVector<QString> argnames = QVector<QString>() << "convexity"; - QVector<Expression*> argexpr; - - Context c(ctx); - c.args(argnames, argexpr, inst->argnames, inst->argvalues); - - Value v = c.lookup_variable("convexity"); - if (v.type == Value::NUMBER) - node->convexity = (int)v.num; - - foreach (ModuleInstantiation *v, inst->children) { - AbstractNode *n = v->evaluate(inst->ctx); - if (n != NULL) - node->children.append(n); - } - - return node; -} - -void register_builtin_render() -{ - builtin_modules["render"] = new RenderModule(); -} - -#ifdef ENABLE_CGAL - -CGAL_Nef_polyhedron RenderNode::render_cgal_nef_polyhedron() const -{ - QString cache_id = mk_cache_id(); - if (cgal_nef_cache.contains(cache_id)) { - progress_report(); - PRINT(cgal_nef_cache[cache_id]->msg); - return cgal_nef_cache[cache_id]->N; - } - - print_messages_push(); - - bool first = true; - CGAL_Nef_polyhedron N; - foreach(AbstractNode * v, children) - { - if (v->modinst->tag_background) - continue; - if (first) { - N = v->render_cgal_nef_polyhedron(); - if (N.dim != 0) - first = false; - } else if (N.dim == 2) { - N.p2 += v->render_cgal_nef_polyhedron().p2; - } else if (N.dim == 3) { - N.p3 += v->render_cgal_nef_polyhedron().p3; - } - } - - cgal_nef_cache.insert(cache_id, new cgal_nef_cache_entry(N), N.weight()); - print_messages_pop(); - progress_report(); - - return N; -} - -static void report_func(const class AbstractNode*, void *vp, int mark) -{ - QProgressDialog *pd = (QProgressDialog*)vp; - int v = (int)((mark*100.0) / progress_report_count); - pd->setValue(v < 100 ? v : 99); - QString label; - label.sprintf("Rendering Polygon Mesh using CGAL (%d/%d)", mark, progress_report_count); - pd->setLabelText(label); - QApplication::processEvents(); -} - -CSGTerm *RenderNode::render_csg_term(double m[20], QVector<CSGTerm*> *highlights, QVector<CSGTerm*> *background) const -{ - QString key = mk_cache_id(); - if (PolySet::ps_cache.contains(key)) { - PRINT(PolySet::ps_cache[key]->msg); - return AbstractPolyNode::render_csg_term_from_ps(m, highlights, background, - PolySet::ps_cache[key]->ps->link(), modinst, idx); - } - - print_messages_push(); - CGAL_Nef_polyhedron N; - - QString cache_id = mk_cache_id(); - if (cgal_nef_cache.contains(cache_id)) - { - PRINT(cgal_nef_cache[cache_id]->msg); - N = cgal_nef_cache[cache_id]->N; - } - else - { - PRINT_NOCACHE("Processing uncached render statement..."); - // PRINTA("Cache ID: %1", cache_id); - QApplication::processEvents(); - - QTime t; - t.start(); - - QProgressDialog *pd = new QProgressDialog("Rendering Polygon Mesh using CGAL...", QString(), 0, 100); - pd->setValue(0); - pd->setAutoClose(false); - pd->show(); - QApplication::processEvents(); - - progress_report_prep((AbstractNode*)this, report_func, pd); - N = this->render_cgal_nef_polyhedron(); - progress_report_fin(); - - int s = t.elapsed() / 1000; - PRINTF_NOCACHE("..rendering time: %d hours, %d minutes, %d seconds", s / (60*60), (s / 60) % 60, s % 60); - - delete pd; - } - - PolySet *ps = NULL; - - if (N.dim == 2) - { - DxfData dd(N); - ps = new PolySet(); - ps->is2d = true; - dxf_tesselate(ps, &dd, 0, true, false, 0); - dxf_border_to_ps(ps, &dd); - } - - if (N.dim == 3) - { - if (!N.p3.is_simple()) { - PRINTF("WARNING: Result of render() isn't valid 2-manifold! Modify your design.."); - return NULL; - } - - ps = new PolySet(); - - CGAL_Polyhedron P; - N.p3.convert_to_Polyhedron(P); - - typedef CGAL_Polyhedron::Vertex Vertex; - typedef CGAL_Polyhedron::Vertex_const_iterator VCI; - typedef CGAL_Polyhedron::Facet_const_iterator FCI; - typedef CGAL_Polyhedron::Halfedge_around_facet_const_circulator HFCC; - - for (FCI fi = P.facets_begin(); fi != P.facets_end(); ++fi) { - HFCC hc = fi->facet_begin(); - HFCC hc_end = hc; - ps->append_poly(); - do { - Vertex v = *VCI((hc++)->vertex()); - double x = CGAL::to_double(v.point().x()); - double y = CGAL::to_double(v.point().y()); - double z = CGAL::to_double(v.point().z()); - ps->append_vertex(x, y, z); - } while (hc != hc_end); - } - } - - if (ps) - { - ps->convexity = convexity; - PolySet::ps_cache.insert(key, new PolySet::ps_cache_entry(ps->link())); - - CSGTerm *term = new CSGTerm(ps, m, QString("n%1").arg(idx)); - if (modinst->tag_highlight && highlights) - highlights->append(term->link()); - if (modinst->tag_background && background) { - background->append(term); - return NULL; - } - return term; - } - print_messages_pop(); - - return NULL; -} - -#else - -CSGTerm *RenderNode::render_csg_term(double m[20], QVector<CSGTerm*> *highlights, QVector<CSGTerm*> *background) const -{ - CSGTerm *t1 = NULL; - PRINT("WARNING: Found render() statement but compiled without CGAL support!"); - foreach(AbstractNode * v, children) { - CSGTerm *t2 = v->render_csg_term(m, highlights, background); - if (t2 && !t1) { - t1 = t2; - } else if (t2 && t1) { - t1 = new CSGTerm(CSGTerm::TYPE_UNION, t1, t2); - } - } - if (modinst->tag_highlight && highlights) - highlights->append(t1->link()); - if (t1 && modinst->tag_background && background) { - background->append(t1); - return NULL; - } - return t1; -} - -#endif - -QString RenderNode::dump(QString indent) const -{ - if (dump_cache.isEmpty()) { - QString text = indent + QString("n%1: ").arg(idx) + QString("render(convexity = %1) {\n").arg(QString::number(convexity)); - foreach (AbstractNode *v, children) - text += v->dump(indent + QString("\t")); - ((AbstractNode*)this)->dump_cache = text + indent + "}\n"; - } - return dump_cache; -} - |