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port bitmatrix_curosor readpattern

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This commit is contained in:
Henry Schimke
2023-03-21 11:22:31 -05:00
parent 94ad7753c2
commit 8486cba277
2 changed files with 27 additions and 18 deletions
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31
src/common/cpp_essentials/bitmatrix_cursor_trait.rs
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@@ -165,19 +165,26 @@ pub trait BitMatrixCursorTrait {
fn d(&self) -> Point;
fn readPattern<T>(&self, range: Option<u32>) -> Option<T> {
// let range = range.unwrap_or(0);
// let mut res :T;
// for i in res.into_iter() {
// i = self.stepToEdge(1, range);
// }
// // for (auto& i : res)
// // i = stepToEdge(1, range);
// return res;
todo!()
fn readPattern<const LEN: usize, T: TryFrom<i32> + Default + Copy + Clone>(
&mut self,
range: Option<i32>,
) -> Option<[T; LEN]> {
let range = range.unwrap_or(0);
let mut res = [T::default(); LEN];
for i in res.iter_mut() {
*i = self
.stepToEdge(Some(1), Some(range), None)
.try_into()
.ok()?;
}
Some(res)
}
fn readPatternFromBlack<T>(&mut self, maxWhitePrefix: i32, range: Option<u32>) -> Option<T> {
fn readPatternFromBlack<const LEN: usize, T: TryFrom<i32> + Default + Copy + Clone>(
&mut self,
maxWhitePrefix: i32,
range: Option<i32>,
) -> Option<[T; LEN]> {
let range = range.unwrap_or(0);
if (maxWhitePrefix != 0
&& self.isWhite()
@@ -186,6 +193,6 @@ pub trait BitMatrixCursorTrait {
return None;
}
// return readPattern<ARRAY>(range);
self.readPattern(Some(range))
self.readPattern::<LEN, _>(Some(range))
}
}