1 files changed, 65 insertions, 0 deletions
diff --git a/pcbnew/router/pns_meander_skew_placer.h b/pcbnew/router/pns_meander_skew_placer.h
new file mode 100644
index 0000000..7cb303c
--- /dev/null
+++ b/pcbnew/router/pns_meander_skew_placer.h
@@ -0,0 +1,65 @@
+/*
+ * KiRouter - a push-and-(sometimes-)shove PCB router
+ *
+ * Copyright (C) 2013-2015 CERN
+ * Author: Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __PNS_MEANDER_SKEW_PLACER_H
+#define __PNS_MEANDER_SKEW_PLACER_H
+
+#include "pns_meander_placer.h"
+#include "pns_diff_pair.h"
+
+class PNS_ROUTER;
+class PNS_SHOVE;
+class PNS_OPTIMIZER;
+class PNS_ROUTER_BASE;
+
+/**
+ * Class PNS_MEANDER_SKEW_PLACER
+ *
+ * Differential pair skew adjustment algorithm.
+ */
+class PNS_MEANDER_SKEW_PLACER : public PNS_MEANDER_PLACER
+{
+public:
+    PNS_MEANDER_SKEW_PLACER( PNS_ROUTER* aRouter );
+    ~PNS_MEANDER_SKEW_PLACER();
+
+    /// @copydoc PNS_PLACEMENT_ALGO::Start()
+    bool Start( const VECTOR2I& aP, PNS_ITEM* aStartItem );
+
+    /// @copydoc PNS_PLACEMENT_ALGO::Move()
+    bool Move( const VECTOR2I& aP, PNS_ITEM* aEndItem );
+
+    /// @copydoc PNS_MEANDER_PLACER_BASE::TuningInfo()
+    const wxString TuningInfo() const;
+
+private:
+
+    int currentSkew( ) const;
+    int itemsetLength( const PNS_ITEMSET& aSet ) const;
+
+    int origPathLength () const;
+
+    PNS_DIFF_PAIR m_originPair;
+    PNS_ITEMSET m_tunedPath, m_tunedPathP, m_tunedPathN;
+
+    int m_coupledLength;
+};
+
+#endif    // __PNS_MEANDER_SKEW_PLACER_H