46 lines
1.1 KiB
Rust
46 lines
1.1 KiB
Rust
use crate::sound::wav;
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use std::io;
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use std::fmt;
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pub struct SoundBank {
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// FIXME: would prefer Box<[u8; 25600]>
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pub wave100: Box<[u8]>,
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pub samples: Vec<wav::WavSample>
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}
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impl fmt::Display for SoundBank {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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writeln!(f, "WAVE100: {:2X?}...", &self.wave100[..8])?;
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for sample in self.samples.iter() {
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writeln!(f, "{}", sample)?;
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}
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Ok(())
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}
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}
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impl SoundBank {
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pub fn load_from<R: io::Read>(mut f: R) -> io::Result<SoundBank> {
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// no box [0; 25600] yet
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let mut wave100 = vec![0; 25600].into_boxed_slice();
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f.read_exact(&mut *wave100)?;
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let mut samples = Vec::with_capacity(16);
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loop {
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match wav::WavSample::read_from(&mut f) {
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Ok(sample) => samples.push(sample),
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Err(_) => return Ok(SoundBank { wave100, samples })
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}
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}
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}
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pub fn get_wave(&self, index: usize) -> &[u8] {
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&self.wave100[index*256..(index+1)*256]
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}
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}
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