fn parse_timing_point(line: &str, chart: &mut IncompleteChart) -> Result<(), ParseError> {
    static ERR_STRING: &str = "Error parsing timing point";

    let mut last_index = 0;

    let mut offset: Option<f64> = None;
    let mut bpm: Option<f64> = None;
    let mut sv: Option<f64> = None;
    let mut sample_set: Option<SampleSet> = None;
    let mut sample_index: Option<u32> = None;
    let mut volume: Option<u8> = None;

    let mut inherited = false;

    for (index, field) in line.split(',').enumerate().take(8) {
        // Keep track of how many fields there were
        last_index = index;

        match index {
            // offset
            0 => offset = Some(cvt_err!(ERR_STRING, field.parse::<f64>())? / 1000.0),

            // ms per beat or sv
            1 => {
                let n = cvt_err!(ERR_STRING, field.parse::<f64>())?;
                if n.is_sign_positive() {
                    bpm = Some(60000.0 / n);
                } else {
                    sv = Some(100.0 / -n);
                    inherited = true;
                }
            }

            // meter, not important
            2 => (),

            // sample set
            3 => {
                let n = cvt_err!(ERR_STRING, field.parse::<u8>())?;
                sample_set = Some(match n {
                    0 => SampleSet::Auto,
                    1 => SampleSet::Normal,
                    2 => SampleSet::Soft,
                    3 => SampleSet::Drum,
                    x => {
                        remani_warn!("Unknown sample set {}", x);
                        SampleSet::Auto
                    }
                });
            }

            // sample index
            4 => {
                sample_index = Some(cvt_err!(ERR_STRING, field.parse::<u32>())?);
            }

            // volume
            5 => {
                volume = Some(cvt_err!(ERR_STRING, field.parse::<u8>())?);
            }

            // inherited, we're gonna ignore since we determined this when looking at the ms / beat
            6 => (),
            // kiai mode, not important
            7 => (),
            _ => unreachable!(),
        }
    }
    if last_index < 7 {
        return Err(ParseError::Parse(
            ERR_STRING.to_owned(),
            Some(Box::new(ParseError::EOL)),
        ));
    }

    let timing_point_value = if inherited {
        chart::TimingPointValue::SV(sv.unwrap())
    } else {
        chart::TimingPointValue::BPM(bpm.unwrap())
    };
    chart.timing_points.push(OsuTimingPoint {
        offset: offset.unwrap(),
        value: timing_point_value,
        sample_set: sample_set.unwrap(),
        sample_index: sample_index.unwrap(),
        volume: volume.unwrap(),
    });
    Ok(())
}
/// Parse a line from the TimingPoints section and add the timing point to the chart passed in
Parse a line from the TimingPoints section and add the timing point to the chart passed in
Parse a line from the TimingPoints section and add the timing point to the chart passed in
fn parse_timing_point(line: &str, chart: &mut IncompleteChart) -> Result<(), ParseError> {
    static ERR_STRING: &str = "Error parsing timing point";
    let mut last_index = 0;
    let mut offset: Option<f64> = None;
    let mut bpm: Option<f64> = None;
    let mut sv: Option<f64> = None;
    let mut sample_set: Option<SampleSet> = None;
    let mut sample_index: Option<u32> = None;
    let mut volume: Option<u8> = None;
    let mut inherited = false;
    for (index, field) in line.split(',').enumerate().take(8) {
        // Keep track of how many fields there were
        last_index = index;
        match index {
            // offset
            0 => offset = Some(cvt_err!(ERR_STRING, field.parse::<f64>())? / 1000.0),
            // ms per beat or sv
            1 => {
                let n = cvt_err!(ERR_STRING, field.parse::<f64>())?;
                if n.is_sign_positive() {
                    bpm = Some(60000.0 / n);
                } else {
                    sv = Some(100.0 / -n);
                    inherited = true;
                }
            }
            // meter, not important
            2 => (),
            // sample set
            3 => {
                let n = cvt_err!(ERR_STRING, field.parse::<u8>())?;
                sample_set = Some(match n {
                    0 => SampleSet::Auto,
                    1 => SampleSet::Normal,
                    2 => SampleSet::Soft,
                    3 => SampleSet::Drum,
                    x => {
                        remani_warn!("Unknown sample set {}", x);
                        SampleSet::Auto
                    }
                });
            }
            // sample index
            4 => {
                sample_index = Some(cvt_err!(ERR_STRING, field.parse::<u32>())?);
            }
            // volume
            5 => {
                volume = Some(cvt_err!(ERR_STRING, field.parse::<u8>())?);
            }
            // inherited, we're gonna ignore since we determined this when looking at the ms / beat
            6 => (),
            // kiai mode, not important
            7 => (),
            _ => unreachable!(),
        }
    }
    if last_index < 7 {
        return Err(ParseError::Parse(
            ERR_STRING.to_owned(),
            Some(Box::new(ParseError::EOL)),
        ));
    }
    let timing_point_value = if inherited {
        chart::TimingPointValue::SV(sv.unwrap())
    } else {
        chart::TimingPointValue::BPM(bpm.unwrap())
    };
    chart.timing_points.push(OsuTimingPoint {
        offset: offset.unwrap(),
        value: timing_point_value,
        sample_set: sample_set.unwrap(),
        sample_index: sample_index.unwrap(),
        volume: volume.unwrap(),
    });
    Ok(())
}
fn parse_timing_point ( line : & str , chart : & mut IncompleteChart ) -> Result < ( ) , ParseError > { static ERR_STRING : & str = " " ; let mut last_index = 0 ; let mut offset : Option < f64 > = None ; let mut bpm : Option < f64 > = None ; let mut sv : Option < f64 > = None ; let mut sample_set : Option < SampleSet > = None ; let mut sample_index : Option < u32 > = None ; let mut volume : Option < u8 > = None ; let mut inherited = false ; for ( index , field ) in line . split ( ',' ) . enumerate ( ) . take ( 8 ) { // Keep track of how many fields there were last_index = index ; match index { // offset 0 => offset = Some ( cvt_err ! ( ERR_STRING field parse f64 ( ) ) ? / 1000.0 ) , // ms per beat or sv 1 => { let n = cvt_err ! ( ERR_STRING field parse f64 ( ) ) ? ; if n . is_sign_positive ( ) { bpm = Some ( 60000.0 / n ) ; } else { sv = Some ( 100.0 / - n ) ; inherited = true ; } } // meter, not important 2 => ( ) , // sample set 3 => { let n = cvt_err ! ( ERR_STRING field parse u8 ( ) ) ? ; sample_set = Some ( match n { 0 => SampleSet :: Auto , 1 => SampleSet :: Normal , 2 => SampleSet :: Soft , 3 => SampleSet :: Drum , x => { remani_warn ! ( " " x ) ; SampleSet :: Auto } } ) ; } // sample index 4 => { sample_index = Some ( cvt_err ! ( ERR_STRING field parse u32 ( ) ) ? ) ; } // volume 5 => { volume = Some ( cvt_err ! ( ERR_STRING field parse u8 ( ) ) ? ) ; } // inherited, we're gonna ignore since we determined this when looking at the ms / beat 6 => ( ) , // kiai mode, not important 7 => ( ) , _ => unreachable ! ( ) , } } if last_index < 7 { return Err ( ParseError :: Parse ( ERR_STRING . to_owned ( ) , Some ( Box :: new ( ParseError :: EOL ) ) , ) ) ; } let timing_point_value = if inherited { chart :: TimingPointValue :: SV ( sv . unwrap ( ) ) } else { chart :: TimingPointValue :: BPM ( bpm . unwrap ( ) ) } ; chart . timing_points . push ( OsuTimingPoint { offset : offset . unwrap ( ) , value : timing_point_value , sample_set : sample_set . unwrap ( ) , sample_index : sample_index . unwrap ( ) , volume : volume . unwrap ( ) , } ) ; Ok ( ( ) ) }
Parse a line from the TimingPoints section and add the timing point to the chart passed in
Parse a line from the TimingPoints section and add the timing point to the chart passed in
line
&str
chart
&mut IncompleteChart
line
&str
chart
&mut IncompleteChart