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/*
This file is part of LilyPond, the GNU music typesetter.
Copyright (C) 2005--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
LilyPond 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.
LilyPond 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 LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#include "tie-configuration.hh"
#include "warn.hh"
#include "tie-formatting-problem.hh"
#include "bezier.hh"
int
Tie_configuration::compare (Tie_configuration const &a,
Tie_configuration const &b)
{
if (a.position_ - b.position_)
return sign (a.position_ - b.position_);
return sign (a.dir_ - b.dir_);
}
Tie_configuration::Tie_configuration ()
{
dir_ = CENTER;
position_ = 0;
delta_y_ = 0.0;
score_ = 0.0;
scored_ = false;
column_ranks_ = Drul_array<int> (0, 0);
}
void
Tie_configuration::center_tie_vertically (Tie_details const &details)
{
Bezier b = get_untransformed_bezier (details);
Offset middle = b.curve_point (0.5);
Offset edge = b.curve_point (0.0);
Real center = (edge[Y_AXIS] + middle[Y_AXIS]) / 2.0;
delta_y_ = - dir_ * center;
}
Bezier
Tie_configuration::get_transformed_bezier (Tie_details const &details) const
{
Bezier b (get_untransformed_bezier (details));
b.scale (1, dir_);
b.translate (Offset (attachment_x_[LEFT],
delta_y_ + details.staff_space_ * 0.5 * position_));
return b;
}
/*
Get bezier with left control at (0,0)
*/
Bezier
Tie_configuration::get_untransformed_bezier (Tie_details const &details) const
{
Real l = attachment_x_.length ();
if (isinf (l) || isnan (l))
{
programming_error ("Inf or NaN encountered");
l = 1.0;
}
return slur_shape (l,
details.height_limit_,
details.ratio_);
}
int
Tie_configuration::column_span_length () const
{
return column_ranks_[RIGHT] - column_ranks_[LEFT];
}
Real
Tie_configuration::distance (Tie_configuration const &a,
Tie_configuration const &b)
{
Real d = 3 * (a.position_ - b.position_);
if (d < 0)
return d + (2 + (b.dir_ - a.dir_));
else
return d + (2 + (a.dir_ - b.dir_));
}
void
Tie_configuration::add_score (Real s, const string &desc)
{
assert (!scored_);
score_ += s;
if (s)
score_card_ += to_string ("%s=%.2f ", desc.c_str (), s);
}
Real
Tie_configuration::height (Tie_details const &details) const
{
Real l = attachment_x_.length ();
return slur_shape (l,
details.height_limit_,
details.ratio_).curve_point (0.5)[Y_AXIS];
}
Ties_configuration::Ties_configuration ()
{
score_ = 0.0;
scored_ = false;
}
void
Ties_configuration::reset_score ()
{
score_ = 0.0;
scored_ = false;
score_card_ = "";
tie_score_cards_.clear ();
}
void
Ties_configuration::add_tie_score (Real s, int i, const string &desc)
{
assert (!scored_);
score_ += s;
if (s)
{
while (tie_score_cards_.size () < size ())
tie_score_cards_.push_back ("");
tie_score_cards_[i] += to_string ("%s=%.2f ", desc.c_str (), s);
}
}
void
Ties_configuration::add_score (Real s, const string &desc)
{
assert (!scored_);
score_ += s;
if (s)
score_card_ += to_string ("%s=%.2f ", desc.c_str (), s);
}
Real
Ties_configuration::score () const
{
return score_;
}
string
Ties_configuration::complete_tie_card (vsize i) const
{
string s;
s += to_string ("%d (%.2f) %c: ", (*this)[i].position_, (*this)[i].delta_y_,
((*this)[i].dir_ == UP ? 'u' : 'd'))
+ (*this)[i].card () + tie_card (i);
/*
this is a little awkward, but we must decide where to put
aggregrates.
*/
if (i == 0)
s += card ();
if (i + 1 == size ())
s += to_string ("TOTAL=%.2f", score ());
return s;
}
/* for use inside GDB */
string
Ties_configuration::complete_score_card () const
{
string s;
for (vsize i = 0; i < size (); i++)
{
s += complete_tie_card (i);
}
return s;
}
string
Ties_configuration::card () const
{
return score_card_;
}
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