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use super::*;
use super::errors::*;
use raw::{create_buffer, named_buffer_storage, delete_buffer, BufferId, BufferData,
BufferMutability};
pub struct ImmutableBuffer {
id: BufferId,
}
impl ImmutableBuffer {
pub fn new<T>(data: &[T]) -> Result<ImmutableBuffer> {
let id = create_buffer();
unsafe {
named_buffer_storage(
id,
BufferData::Data(data),
BufferMutability::Immutable,
None,
).chain_err(|| ErrorKind::BufferCreationError)?;
}
Ok(ImmutableBuffer { id: id })
}
}
impl Buffer for ImmutableBuffer {
fn get_id(&self) -> BufferId {
self.id
}
}
impl Drop for ImmutableBuffer {
fn drop(&mut self) {
unsafe {
delete_buffer(self.id);
}
}
}