reorganized file structure layout. more to follow...

git-svn-id: http://svn.clifford.at/openscad/trunk@364 b57f626f-c46c-0410-a088-ec61d464b74c

1 files changed, 251 insertions, 0 deletions

diff --git a/src/dxfrotextrude.cc b/src/dxfrotextrude.cc
new file mode 100644
index 0000000..427bcb0
--- /dev/null
+++ b/src/dxfrotextrude.cc
@@ -0,0 +1,251 @@
+/*
+ *  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 <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include <QTime>
+#include <QApplication>
+
+class DxfRotateExtrudeModule : public AbstractModule
+{
+public:
+	DxfRotateExtrudeModule() { }
+	virtual AbstractNode *evaluate(const Context *ctx, const ModuleInstantiation *inst) const;
+};
+
+class DxfRotateExtrudeNode : public AbstractPolyNode
+{
+public:
+	int convexity;
+	double fn, fs, fa;
+	double origin_x, origin_y, scale;
+	QString filename, layername;
+	DxfRotateExtrudeNode(const ModuleInstantiation *mi) : AbstractPolyNode(mi) {
+		convexity = 0;
+		fn = fs = fa = 0;
+		origin_x = origin_y = scale = 0;
+	}
+	virtual PolySet *render_polyset(render_mode_e mode) const;
+	virtual QString dump(QString indent) const;
+};
+
+AbstractNode *DxfRotateExtrudeModule::evaluate(const Context *ctx, const ModuleInstantiation *inst) const
+{
+	DxfRotateExtrudeNode *node = new DxfRotateExtrudeNode(inst);
+
+	QVector<QString> argnames = QVector<QString>() << "file" << "layer" << "origin" << "scale";
+	QVector<Expression*> argexpr;
+
+	Context c(ctx);
+	c.args(argnames, argexpr, inst->argnames, inst->argvalues);
+
+	node->fn = c.lookup_variable("$fn").num;
+	node->fs = c.lookup_variable("$fs").num;
+	node->fa = c.lookup_variable("$fa").num;
+
+	Value file = c.lookup_variable("file");
+	Value layer = c.lookup_variable("layer", true);
+	Value convexity = c.lookup_variable("convexity", true);
+	Value origin = c.lookup_variable("origin", true);
+	Value scale = c.lookup_variable("scale", true);
+
+	node->filename = file.text;
+	node->layername = layer.text;
+	node->convexity = (int)convexity.num;
+	origin.getv2(node->origin_x, node->origin_y);
+	node->scale = scale.num;
+
+	if (node->convexity <= 0)
+		node->convexity = 1;
+
+	if (node->scale <= 0)
+		node->scale = 1;
+
+	if (node->filename.isEmpty()) {
+		foreach (ModuleInstantiation *v, inst->children) {
+			AbstractNode *n = v->evaluate(inst->ctx);
+			if (n)
+				node->children.append(n);
+		}
+	}
+
+	return node;
+}
+
+void register_builtin_dxf_rotate_extrude()
+{
+	builtin_modules["dxf_rotate_extrude"] = new DxfRotateExtrudeModule();
+	builtin_modules["rotate_extrude"] = new DxfRotateExtrudeModule();
+}
+
+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();
+}
+
+PolySet *DxfRotateExtrudeNode::render_polyset(render_mode_e rm) const
+{
+	QString key = mk_cache_id();
+	if (PolySet::ps_cache.contains(key)) {
+		PRINT(PolySet::ps_cache[key]->msg);
+		return PolySet::ps_cache[key]->ps->link();
+	}
+
+	print_messages_push();
+	DxfData *dxf;
+
+	if (filename.isEmpty())
+	{
+		QTime t;
+		QProgressDialog *pd;
+
+		if (rm == RENDER_OPENCSG)
+		{
+			PRINT_NOCACHE("Processing uncached rotate_extrude outline...");
+			QApplication::processEvents();
+
+			t.start();
+			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);
+		}
+
+		CGAL_Nef_polyhedron N;
+		N.dim = 2;
+		foreach(AbstractNode * v, children) {
+			if (v->modinst->tag_background)
+				continue;
+			N.p2 += v->render_cgal_nef_polyhedron().p2;
+		}
+		dxf = new DxfData(N);
+
+		if (rm == RENDER_OPENCSG) {
+			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;
+		}
+	} else {
+		dxf = new DxfData(fn, fs, fa, filename, layername, origin_x, origin_y, scale);
+	}
+
+	PolySet *ps = new PolySet();
+	ps->convexity = convexity;
+
+	for (int i = 0; i < dxf->paths.count(); i++)
+	{
+		double max_x = 0;
+		for (int j = 0; j < dxf->paths[i].points.count(); j++) {
+			max_x = fmax(max_x, dxf->paths[i].points[j]->x);
+		}
+
+		int fragments = get_fragments_from_r(max_x, fn, fs, fa);
+
+		double points[fragments][dxf->paths[i].points.count()][3];
+
+		for (int j = 0; j < fragments; j++) {
+			double a = (j*2*M_PI) / fragments;
+			for (int k = 0; k < dxf->paths[i].points.count(); k++) {
+				if (dxf->paths[i].points[k]->x == 0) {
+					points[j][k][0] = 0;
+					points[j][k][1] = 0;
+				} else {
+					points[j][k][0] = dxf->paths[i].points[k]->x * sin(a);
+					points[j][k][1] = dxf->paths[i].points[k]->x * cos(a);
+				}
+				points[j][k][2] = dxf->paths[i].points[k]->y;
+			}
+		}
+
+		for (int j = 0; j < fragments; j++) {
+			int j1 = j + 1 < fragments ? j + 1 : 0;
+			for (int k = 0; k < dxf->paths[i].points.count(); k++) {
+				int k1 = k + 1 < dxf->paths[i].points.count() ? k + 1 : 0;
+				if (points[j][k][0] != points[j1][k][0] ||
+						points[j][k][1] != points[j1][k][1] ||
+						points[j][k][2] != points[j1][k][2]) {
+					ps->append_poly();
+					ps->append_vertex(points[j ][k ][0],
+							points[j ][k ][1], points[j ][k ][2]);
+					ps->append_vertex(points[j1][k ][0],
+							points[j1][k ][1], points[j1][k ][2]);
+					ps->append_vertex(points[j ][k1][0],
+							points[j ][k1][1], points[j ][k1][2]);
+				}
+				if (points[j][k1][0] != points[j1][k1][0] ||
+						points[j][k1][1] != points[j1][k1][1] ||
+						points[j][k1][2] != points[j1][k1][2]) {
+					ps->append_poly();
+					ps->append_vertex(points[j ][k1][0],
+							points[j ][k1][1], points[j ][k1][2]);
+					ps->append_vertex(points[j1][k ][0],
+							points[j1][k ][1], points[j1][k ][2]);
+					ps->append_vertex(points[j1][k1][0],
+							points[j1][k1][1], points[j1][k1][2]);
+				}
+			}
+		}
+	}
+
+	PolySet::ps_cache.insert(key, new PolySet::ps_cache_entry(ps->link()));
+	print_messages_pop();
+	delete dxf;
+
+	return ps;
+}
+
+QString DxfRotateExtrudeNode::dump(QString indent) const
+{
+	if (dump_cache.isEmpty()) {
+		QString text;
+		struct stat st;
+		memset(&st, 0, sizeof(struct stat));
+		stat(filename.toAscii().data(), &st);
+		text.sprintf("rotate_extrude(file = \"%s\", cache = \"%x.%x\", layer = \"%s\", "
+				"origin = [ %g %g ], scale = %g, convexity = %d, "
+				"$fn = %g, $fa = %g, $fs = %g) {\n",
+				filename.toAscii().data(), (int)st.st_mtime, (int)st.st_size,
+				layername.toAscii().data(), origin_x, origin_y, scale, convexity,
+				fn, fs, fa);
+		foreach (AbstractNode *v, children)
+			text += v->dump(indent + QString("\t"));
+		text += indent + "}\n";
+		((AbstractNode*)this)->dump_cache = indent + QString("n%1: ").arg(idx) + text;
+	}
+	return dump_cache;
+}
+