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Diffstat (limited to 'cube.cc')
| -rw-r--r-- | cube.cc | 81 |
1 files changed, 81 insertions, 0 deletions
@@ -0,0 +1,81 @@ +/* + * 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" + +class CubeModule : public AbstractModule +{ +public: + virtual AbstractNode *evaluate(const Context *ctx, const QVector<QString> &call_argnames, const QVector<Value> &call_argvalues, const QVector<AbstractNode*> child_nodes) const; +}; + +class CubeNode : public AbstractNode +{ +public: + double x, y, z; + virtual CGAL_Nef_polyhedron render_cgal_nef_polyhedron() const; + virtual QString dump(QString indent) const; +}; + +AbstractNode *CubeModule::evaluate(const Context*, const QVector<QString>&, const QVector<Value> &call_argvalues, const QVector<AbstractNode*> child_nodes) const +{ + CubeNode *node = new CubeNode(); + if (call_argvalues.size() == 1 && call_argvalues[0].is_vector) { + node->x = call_argvalues[0].x; + node->y = call_argvalues[0].y; + node->z = call_argvalues[0].z; + } else if (call_argvalues.size() == 1 && !call_argvalues[0].is_nan) { + node->x = call_argvalues[0].x; + node->y = call_argvalues[0].x; + node->z = call_argvalues[0].x; + } + foreach (AbstractNode *v, child_nodes) + delete v; + return node; +} + +void register_builtin_cube() +{ + builtin_modules["cube"] = new CubeModule(); +} + +CGAL_Nef_polyhedron CubeNode::render_cgal_nef_polyhedron() const +{ + CGAL_Nef_polyhedron N1(CGAL_Plane(+1, 0, 0, -x/2)); + CGAL_Nef_polyhedron N2(CGAL_Plane(-1, 0, 0, -x/2)); + CGAL_Nef_polyhedron N3(CGAL_Plane( 0, +1, 0, -y/2)); + CGAL_Nef_polyhedron N4(CGAL_Plane( 0, -1, 0, -y/2)); + CGAL_Nef_polyhedron N5(CGAL_Plane( 0, 0, +1, -z/2)); + CGAL_Nef_polyhedron N6(CGAL_Plane( 0, 0, -1, -z/2)); + return N1 * N2 * N3 * N4 * N5 * N6; +} + +QString CubeNode::dump(QString indent) const +{ + QString text; + if (x == y && y == z) + text.sprintf("cube(%f);\n", x); + else + text.sprintf("cube([%f %f %f]);\n", x, y, z); + return indent + text; +} + |