/usr/include/csound/Node.hpp is in libcsoundac-dev 1:6.05~dfsg1-7build1.
This file is owned by root:root, with mode 0o644.
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* C S O U N D
*
* L I C E N S E
*
* This software is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef NODE_HPP
#define NODE_HPP
#include "Platform.hpp"
#ifdef SWIG
%module CsoundAC
%{
#include "Score.hpp"
#include <vector>
#include <eigen3/Eigen/Dense>
%}
%include "std_string.i"
%include "std_vector.i"
%template(NodeVector) std::vector<csound::Node*>;
#else
#include "Score.hpp"
#include <vector>
#include <eigen3/Eigen/Dense>
#endif
namespace csound
{
/**
* Base class for all music graph nodes in the Silence system.
* Nodes can transform silence::Events produced by child nodes.
* Nodes can produce silence::Events.
*/
class SILENCE_PUBLIC Node
{
protected:
Eigen::MatrixXd localCoordinates;
public:
/**
* Child Nodes, if any.
*/
std::vector<Node *> children;
Node();
virtual ~Node();
/**
* Returns the local transformation of coordinate system.
*/
virtual Eigen::MatrixXd getLocalCoordinates() const;
/**
* The default implementation postconcatenates its own local coordinate system
* with the global coordinates, then passes the score and the product of coordinate systems
* to each child, thus performing a depth-first traversal of the music graph.
*/
virtual Eigen::MatrixXd traverse(const Eigen::MatrixXd &globalCoordinates,
Score &score);
/**
* This function is called by the traverse() function.
* The default implementation does nothing.
* If a derived node produces new Events, then it must transform them by
* the composite coordinates, then append them to the collecting score.
* If a derived node transforms Events produced by child Nodes, then it
* must transform only Events in the collecting score starting at the
* startAt index and continuing up to, but not including, the endAt index.
* These bookmarks, in turn, must be set in the Traverse function by
* all Nodes that produce events.
*/
virtual void produceOrTransform(Score &collectingScore,
size_t beginAt,
size_t endAt,
const Eigen::MatrixXd &compositeCordinates);
virtual Eigen::MatrixXd createTransform();
virtual void clear();
/**
* Returns a reference to the indicated element of the local transformation of coordinate system.
*/
virtual double &element(size_t row, size_t column);
/**
* Sets the indicated element of the local transformation of coordinate system.
*/
virtual void setElement(size_t row, size_t column, double value);
virtual void addChild(Node *node);
};
typedef Node* NodePtr;
/**
* Removes all duplicate events produced by the child nodes of this.
*/
class SILENCE_PUBLIC RemoveDuplicates : public Node
{
public:
virtual void produceOrTransform(Score &score,
size_t beginAt,
size_t endAt,
const Eigen::MatrixXd &compositeCordinates);
};
}
#endif
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