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/*
* 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.
*
* As a special exception, you have permission to link this program
* with the CGAL library and distribute executables, as long as you
* follow the requirements of the GNU GPL in regard to all of the
* software in the executable aside from CGAL.
*
* 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
*
*/
#include "openscad.h"
#include "MainWindow.h"
#include "node.h"
#include "module.h"
#include "context.h"
#include "value.h"
#include "export.h"
#include "builtin.h"
#ifdef ENABLE_CGAL
#include "cgal.h"
#include <CGAL/assertions_behaviour.h>
#endif
#include <QApplication>
#include <QFile>
#include <QDir>
#include <QSet>
#include <QSettings>
#include <getopt.h>
#ifdef Q_WS_MAC
#include "EventFilter.h"
#include "AppleEvents.h"
#endif
static void help(const char *progname)
{
fprintf(stderr, "Usage: %s [ { -s stl_file | -o off_file | -x dxf_file } [ -d deps_file ] ]\\\n"
"%*s[ -m make_command ] [ -D var=val [..] ] filename\n",
progname, int(strlen(progname))+8, "");
exit(1);
}
QString commandline_commands;
const char *make_command = NULL;
QSet<QString> dependencies;
void handle_dep(QString filename)
{
if (filename.startsWith("/"))
dependencies.insert(filename);
else
dependencies.insert(QDir::currentPath() + QString("/") + filename);
if (!QFile(filename).exists() && make_command) {
char buffer[4096];
snprintf(buffer, 4096, "%s '%s'", make_command, filename.replace("'", "'\\''").toUtf8().data());
system(buffer); // FIXME: Handle error
}
}
int main(int argc, char **argv)
{
int rc = 0;
#ifdef ENABLE_CGAL
// Causes CGAL errors to abort directly instead of throwing exceptions
// (which we don't catch). This gives us stack traces without rerunning in gdb.
CGAL::set_error_behaviour(CGAL::ABORT);
#endif
initialize_builtin_functions();
initialize_builtin_modules();
#ifdef Q_WS_X11
// see <http://qt.nokia.com/doc/4.5/qapplication.html#QApplication-2>:
// On X11, the window system is initialized if GUIenabled is true. If GUIenabled
// is false, the application does not connect to the X server. On Windows and
// Macintosh, currently the window system is always initialized, regardless of the
// value of GUIenabled. This may change in future versions of Qt.
bool useGUI = getenv("DISPLAY") != 0;
#else
bool useGUI = true;
#endif
QApplication app(argc, argv, useGUI);
#ifdef Q_WS_MAC
app.setLibraryPaths(QStringList(app.applicationDirPath() + "/../PlugIns"));
app.installEventFilter(new EventFilter(&app));
#endif
// set up groups for QSettings
QCoreApplication::setOrganizationName("OpenSCAD");
QCoreApplication::setOrganizationDomain("openscad.org");
QCoreApplication::setApplicationName("OpenSCAD");
const char *filename = NULL;
const char *stl_output_file = NULL;
const char *off_output_file = NULL;
const char *dxf_output_file = NULL;
const char *deps_output_file = NULL;
int opt;
while ((opt = getopt(argc, argv, "s:o:x:d:m:D:")) != -1)
{
switch (opt)
{
case 's':
if (stl_output_file || off_output_file || dxf_output_file)
help(argv[0]);
stl_output_file = optarg;
break;
case 'o':
if (stl_output_file || off_output_file || dxf_output_file)
help(argv[0]);
off_output_file = optarg;
break;
case 'x':
if (stl_output_file || off_output_file || dxf_output_file)
help(argv[0]);
dxf_output_file = optarg;
break;
case 'd':
if (deps_output_file)
help(argv[0]);
deps_output_file = optarg;
break;
case 'm':
if (make_command)
help(argv[0]);
make_command = optarg;
break;
case 'D':
commandline_commands += QString(optarg) + QString(";\n");
break;
default:
help(argv[0]);
}
}
if (optind < argc)
filename = argv[optind++];
#ifndef ENABLE_MDI
if (optind != argc)
help(argv[0]);
#endif
if (stl_output_file || off_output_file || dxf_output_file)
{
if (!filename)
help(argv[0]);
#ifdef ENABLE_CGAL
Context root_ctx;
root_ctx.functions_p = &builtin_functions;
root_ctx.modules_p = &builtin_modules;
root_ctx.set_variable("$fn", Value(0.0));
root_ctx.set_variable("$fs", Value(1.0));
root_ctx.set_variable("$fa", Value(12.0));
root_ctx.set_variable("$t", Value(0.0));
Value zero3;
zero3.type = Value::VECTOR;
zero3.vec.append(new Value(0.0));
zero3.vec.append(new Value(0.0));
zero3.vec.append(new Value(0.0));
root_ctx.set_variable("$vpt", zero3);
root_ctx.set_variable("$vpr", zero3);
AbstractModule *root_module;
ModuleInstantiation root_inst;
AbstractNode *root_node;
QFileInfo fileInfo(filename);
handle_dep(filename);
FILE *fp = fopen(filename, "rt");
if (!fp) {
fprintf(stderr, "Can't open input file `%s'!\n", filename);
exit(1);
} else {
QString text;
char buffer[513];
int ret;
while ((ret = fread(buffer, 1, 512, fp)) > 0) {
buffer[ret] = 0;
text += buffer;
}
fclose(fp);
root_module = parse((text+commandline_commands).toAscii().data(), fileInfo.absolutePath().toLocal8Bit(), false);
}
QString original_path = QDir::currentPath();
QDir::setCurrent(fileInfo.absolutePath());
AbstractNode::idx_counter = 1;
root_node = root_module->evaluate(&root_ctx, &root_inst);
CGAL_Nef_polyhedron *root_N;
root_N = new CGAL_Nef_polyhedron(root_node->render_cgal_nef_polyhedron());
QDir::setCurrent(original_path);
if (deps_output_file) {
fp = fopen(deps_output_file, "wt");
if (!fp) {
fprintf(stderr, "Can't open dependencies file `%s' for writing!\n", deps_output_file);
exit(1);
}
fprintf(fp, "%s:", stl_output_file ? stl_output_file : off_output_file);
QSetIterator<QString> i(dependencies);
while (i.hasNext())
fprintf(fp, " \\\n\t%s", i.next().toUtf8().data());
fprintf(fp, "\n");
fclose(fp);
}
if (stl_output_file)
export_stl(root_N, stl_output_file, NULL);
if (off_output_file)
export_off(root_N, off_output_file, NULL);
if (dxf_output_file)
export_dxf(root_N, dxf_output_file, NULL);
delete root_node;
delete root_N;
#else
fprintf(stderr, "OpenSCAD has been compiled without CGAL support!\n");
exit(1);
#endif
}
else if (useGUI)
{
#ifdef Q_WS_MAC
installAppleEventHandlers();
#endif
// turn on anti-aliasing
QGLFormat f;
f.setSampleBuffers(true);
f.setSamples(4);
QGLFormat::setDefaultFormat(f);
#ifdef ENABLE_MDI
new MainWindow(filename);
while (optind < argc)
new MainWindow(argv[optind++]);
app.connect(&app, SIGNAL(lastWindowClosed()), &app, SLOT(quit()));
#else
MainWindow *m = new MainWindow(filename);
app.connect(m, SIGNAL(destroyed()), &app, SLOT(quit()));
#endif
rc = app.exec();
}
else
{
fprintf(stderr, "Requested GUI mode but can't open display!\n");
exit(1);
}
destroy_builtin_functions();
destroy_builtin_modules();
return rc;
}
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