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float32_array.rs
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/
float32_array.rs
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use crate::core_types::TypedArray;
/// A reference-counted vector of `f32` that uses Godot's pool allocator.
pub type Float32Array = TypedArray<f32>;
godot_test!(
test_float32_array_access {
use crate::object::NewRef as _;
let arr = (0..8).map(|i| i as f32).collect::<Float32Array>();
let original_read = {
let read = arr.read();
for (n, i) in read.as_slice().iter().enumerate() {
assert_relative_eq!(n as f32, i);
}
read.clone()
};
let mut cow_arr = arr.new_ref();
{
let mut write = cow_arr.write();
assert_eq!(8, write.len());
for i in write.as_mut_slice() {
*i *= 2.0;
}
}
for i in 0..8 {
assert_relative_eq!(i as f32 * 2., cow_arr.get(i as i32));
}
// the write shouldn't have affected the original array
for (n, i) in original_read.as_slice().iter().enumerate() {
assert_relative_eq!(n as f32, i);
}
}
);
godot_test!(
test_float32_array_debug {
let arr = (0..8).map(|i| i as f32).collect::<Float32Array>();
assert_eq!(format!("{:?}", arr), "[0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0]");
}
);