Filters. New custom predefined cross-smooth filter (very experimental...).

[inkscape.git] / src / 2geom / path-intersection.h

diff --git a/src/2geom/path-intersection.h b/src/2geom/path-intersection.h
index 3401386e0e5eb75947548180c1623b108a5dac0e..de2a5b02c5cf776fe16c2b1675838a488f0d934a 100644 (file)
--- a/src/2geom/path-intersection.h
+++ b/src/2geom/path-intersection.h
@@ -1,11 +1,45 @@
+/**
+ * \file
+ * \brief  \todo brief description
+ *
+ * Authors:
+ *      ? <?@?.?>
+ * 
+ * Copyright ?-?  authors
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ */
+
 #ifndef __GEOM_PATH_INTERSECTION_H
 #define __GEOM_PATH_INTERSECTION_H
 
-#include "path.h"
+#include <2geom/path.h>
 
-#include "crossing.h"
+#include <2geom/crossing.h>
 
-#include "sweep.h"
+#include <2geom/sweep.h>
 
 namespace Geom {
 
@@ -32,6 +66,11 @@ Crossings curve_sweep(Path const &a, Path const &b) {
     return ret;
 }
 
+Crossings pair_intersect(Curve const & A, Interval const &Ad,
+                    Curve const & B, Interval const &Bd);
+Crossings mono_intersect(Curve const & A, Interval const &Ad,
+                    Curve const & B, Interval const &Bd);
+                    
 struct SimpleCrosser : public Crosser<Path> {
     Crossings crossings(Curve const &a, Curve const &b);
     Crossings crossings(Path const &a, Path const &b) { return curve_sweep<SimpleCrosser>(a, b); }
@@ -48,7 +87,12 @@ typedef SimpleCrosser DefaultCrosser;
 std::vector<double> path_mono_splits(Path const &p);
 
 CrossingSet crossings_among(std::vector<Path> const & p);
-inline Crossings self_crossings(Path const & a) { return crossings_among(std::vector<Path>(1, a))[0]; }
+Crossings self_crossings(Path const & a);
+
+inline Crossings crossings(Curve const & a, Curve const & b) {
+    DefaultCrosser c = DefaultCrosser();
+    return c.crossings(a, b);
+}
 
 inline Crossings crossings(Path const & a, Path const & b) {
     DefaultCrosser c = DefaultCrosser();
@@ -63,3 +107,14 @@ inline CrossingSet crossings(std::vector<Path> const & a, std::vector<Path> cons
 }
 
 #endif
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :