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https://github.com/The-OpenROAD-Project/OpenDB.git
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134 lines
3.9 KiB
C++
134 lines
3.9 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// BSD 3-Clause License
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//
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// Copyright (c) 2019, Nefelus Inc
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice, this
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// list of conditions and the following disclaimer.
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//
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * Neither the name of the copyright holder nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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#pragma once
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#include "odb.h"
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#include "dbTypes.h"
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#include "geom.h"
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namespace odb {
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class dbOStream;
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class dbIStream;
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class dbDiff;
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//
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// Database Transform - Transform points by rotation and translation.
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//
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class dbTransform
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{
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friend class _dbBlock;
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dbOrientType::Value _orient;
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Point _offset;
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public:
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// T = <R0, (0,0)>
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dbTransform() : _orient(dbOrientType::R0), _offset(0, 0) {}
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// T = <R0, offset>
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dbTransform(Point offset) : _orient(dbOrientType::R0), _offset(offset) {}
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// T = <orient, (0,0)>
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dbTransform(dbOrientType orient) : _orient(orient), _offset(0, 0) {}
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// T = <orient, offset>
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dbTransform(dbOrientType orient, Point offset)
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: _orient(orient), _offset(offset)
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{
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}
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bool operator==(const dbTransform& t) const
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{
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return (_orient == t._orient) && (_offset == t._offset);
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}
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bool operator!=(const dbTransform& t) const { return !operator==(t); }
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void setOrient(dbOrientType orient) { _orient = orient; }
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void setOffset(Point offset) { _offset = offset; }
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void setTransform(dbOrientType orient, Point offset)
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{
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_orient = orient;
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_offset = offset;
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}
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// Apply transform to this point
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void apply(Point& p) const;
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// Apply transform to this point
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void apply(Rect& r) const;
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// Post multiply transform.
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void concat(const dbTransform& t);
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// Post multiply transform
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void concat(const dbTransform& t, dbTransform& result);
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// Compute inverse transform
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void invert(dbTransform& result) const;
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// Compute inverse transform
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void invert();
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dbOrientType getOrient() const { return _orient; }
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Point getOffset() const { return _offset; }
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friend dbOStream& operator<<(dbOStream& stream, const dbTransform& t);
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friend dbIStream& operator>>(dbIStream& stream, dbTransform& t);
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friend dbDiff& operator<<(dbDiff& diff, const dbTransform& t);
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};
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dbOStream& operator<<(dbOStream& stream, const dbTransform& t);
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dbIStream& operator>>(dbIStream& stream, dbTransform& t);
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dbDiff& operator<<(dbDiff& diff, const dbTransform& t);
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inline void dbTransform::concat(const dbTransform& t)
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{
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dbTransform result;
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concat(t, result);
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*this = result;
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}
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inline void dbTransform::invert()
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{
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dbTransform result;
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invert(result);
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*this = result;
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}
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} // namespace odb
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