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Add len method to IndexBuffer #2342

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merged 2 commits into from
Sep 28, 2023
+11 −1
Merged

Add len method to IndexBuffer #2342

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ccb434c
### Additions
TrevorCow Sep 28, 2023
5b39dc0
Fixed formatting
TrevorCow Sep 28, 2023
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12 changes: 11 additions & 1 deletion vulkano/src/buffer/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -672,7 +672,7 @@ impl BufferState {
gpu_reads: 0,
} => (),
CurrentAccess::Shared { cpu_reads, .. } if *cpu_reads > 0 => {
return Err(AccessConflict::HostRead)
return Err(AccessConflict::HostRead);
}
CurrentAccess::Shared { .. } => return Err(AccessConflict::DeviceRead),
}
Expand Down Expand Up @@ -1014,6 +1014,16 @@ impl IndexBuffer {
IndexBuffer::U32(buffer) => buffer.as_bytes(),
}
}

/// Returns the number of elements in the buffer.
#[inline]
pub fn len(&self) -> DeviceSize {
match self {
IndexBuffer::U8(buffer) => buffer.len(),
IndexBuffer::U16(buffer) => buffer.len(),
IndexBuffer::U32(buffer) => buffer.len(),
}
}
}

impl From<Subbuffer<[u8]>> for IndexBuffer {
Expand Down