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Equality comparison for matrices

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PaddiM8 2022-01-14 22:43:20 +01:00
parent 7c3c4b129f
commit 625eabc779
1 changed files with 24 additions and 0 deletions
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24
kalk/src/kalk_value/mod.rs
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@ -928,6 +928,21 @@ impl KalkValue {
&& (imaginary.clone() - imaginary_rhs.clone()).abs()
< ACCEPTABLE_COMPARISON_MARGIN,
),
(KalkValue::Matrix(rows), KalkValue::Matrix(rows_rhs)) => {
let mut matrices_are_equal = true;
for (row, row_rhs) in rows.iter().zip(rows_rhs) {
for (value, value_rhs) in row.iter().zip(row_rhs) {
if let KalkValue::Boolean(are_equal) = value.eq_without_unit(&value_rhs) {
if !are_equal {
matrices_are_equal = false;
}
}
}
}
KalkValue::Boolean(matrices_are_equal)
}
(KalkValue::Vector(values), KalkValue::Vector(values_rhs)) => {
let mut vecs_are_equal = true;
for (value, value_rhs) in values.iter().zip(values_rhs) {
@ -954,6 +969,14 @@ impl KalkValue {
|| (imaginary.clone() - imaginary_rhs.clone()).abs()
> ACCEPTABLE_COMPARISON_MARGIN,
),
(KalkValue::Vector(_), KalkValue::Vector(_))
| (KalkValue::Matrix(_), KalkValue::Matrix(_)) => {
if let KalkValue::Boolean(boolean) = self.eq_without_unit(rhs) {
KalkValue::Boolean(!boolean)
} else {
KalkValue::nan()
}
}
_ => KalkValue::nan(),
}
}
@ -1043,6 +1066,7 @@ fn calculate_matrix(
// Make sure matrix is always first to avoid having to match
// different orders in the next match expression.
let (x, y) = match (&x, y) {
(KalkValue::Matrix(_), KalkValue::Matrix(_)) => (&x, y),
(_, KalkValue::Matrix(_)) => (y, &x),
_ => (&x, y),
};