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59 lines
1.3 KiB
C++
59 lines
1.3 KiB
C++
#include "note.h"
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#include <cmath>
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Note::Note(microsec offset, microsec life_span_offset, Note::Arrow type) :
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_offset(offset),
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_start_handling_offset(_offset + life_span_offset),
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_end_handling_offset(_offset - life_span_offset),
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_type(type)
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{}
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void Note::setPosition(coordinates position)
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{
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_position = position;
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}
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coordinates Note::position() const noexcept
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{
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return _position;
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}
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microsec Note::offset() const noexcept
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{
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return _offset;
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}
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NoteGrade Note::onTap(Arrow arrow_type, microsec tap_time_stamp) const
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{
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if (arrow_type != _type)
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return {0, NoteGrade::Rating::WRONG};
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microsec odds = std::abs(tap_time_stamp - _offset);
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return calculatePrecision(odds);
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}
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NoteGrade Note::calculatePrecision(microsec odds) const
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{
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NoteGrade ret(0, NoteGrade::Rating::BAD);
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if (odds < _precision_qualifier)
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{
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ret = {50, NoteGrade::Rating::GREAT};
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}
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return ret;
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}
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bool Note::isActive(microsec music_play_offset) const noexcept
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{
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return music_play_offset > _start_handling_offset
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&& music_play_offset < _end_handling_offset;
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}
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void Note::setPrecisionQualifier(microsec qualifier)
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{
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_precision_qualifier = qualifier;
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}
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microsec Note::_precision_qualifier = 500000; // Default initialization as 0.5 second.
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