Remove result_point_utils::distance()

src/datamatrix/detector/zxing_cpp_detector/cpp_new_detector.rs

@@ -20,7 +20,6 @@ use crate::{
         DatamatrixDetectorResult,
     },
     qrcode::encoder::ByteMatrix,
-    result_point_utils::distance,
     Exceptions, Point, ResultPoint,
 };
 
@@ -101,8 +100,8 @@ fn Scan(
         let right = *t.front();
         CHECK!(t.traceCorner(&mut t.left(), &mut br)?);
 
-        let lenL = distance(&tl, &bl) - 1.0;
-        let lenB = distance(&bl, &br) - 1.0;
+        let lenL = Point::distance(tl, bl) - 1.0;
+        let lenB = Point::distance(bl, br) - 1.0;
         CHECK!(lenL >= 8.0 && lenB >= 10.0 && lenB >= lenL / 4.0 && lenB <= lenL * 18.0);
 
         let mut maxStepSize: i32 = (lenB / 5.0 + 1.0) as i32; // datamatrix bottom dim is at least 10
@@ -129,8 +128,8 @@ fn Scan(
         CHECK!(t.traceGaps(t.left(), lineR, maxStepSize, lineT)?);
         CHECK!(t.traceCorner(&mut t.left(), &mut tr)?);
 
-        let lenT = distance(&tl, &tr) - 1.0;
-        let lenR = distance(&tr, &br) - 1.0;
+        let lenT = Point::distance(tl, tr) - 1.0;
+        let lenR = Point::distance(tr, br) - 1.0;
 
         CHECK!(
             (lenT - lenB).abs() / lenB < 0.5

src/datamatrix/detector/zxing_cpp_detector/dm_regression_line.rs

@@ -252,7 +252,7 @@ impl DMRegressionLine {
         // calculate the distance between the points projected onto the regression line
         for i in 1..self.points.len() {
             // for (size_t i = 1; i < _points.size(); ++i)
-            gapSizes.push(self.distance(
+            gapSizes.push(Point::distance(
                 self.project(self.points[i]),
                 self.project(self.points[i - 1]),
             ) as f64);
@@ -273,7 +273,7 @@ impl DMRegressionLine {
 
         // calculate the width of 2 modules (first black pixel to first black pixel)
         let mut sumFront: f64 =
-            self.distance(beg, self.project(self.points[0])) as f64 - unitPixelDist;
+            Point::distance(beg, self.project(self.points[0])) as f64 - unitPixelDist;
         let mut sumBack: f64 = 0.0; // (last black pixel to last black pixel)
         for dist in gapSizes {
             // for (auto dist : gapSizes) {
@@ -289,7 +289,7 @@ impl DMRegressionLine {
 
         modSizes.push(
             sumFront
-                + self.distance(
+                + Point::distance(
                     end,
                     self.project(
                         self.points
@@ -300,7 +300,7 @@ impl DMRegressionLine {
                 ) as f64,
         );
         modSizes[0] = 0.0; // the first element is an invalid sumBack value, would be pop_front() if vector supported this
-        let lineLength = self.distance(beg, end) as f64 - unitPixelDist;
+        let lineLength = Point::distance(beg, end) as f64 - unitPixelDist;
         let mut meanModSize = Self::average(&modSizes, |_: f64| true);
         // let meanModSize = average(modSizes, [](double){ return true; });
         // #ifdef PRINT_DEBUG

src/datamatrix/detector/zxing_cpp_detector/regression_line.rs

@@ -44,10 +44,6 @@ pub trait RegressionLine {
     fn evaluate(&mut self, points: &[Point]) -> bool; // { return self.evaluate_begin_end(&points.front(), &points.back() + 1); }
     fn evaluateSelf(&mut self) -> bool;
 
-    fn distance(&self, a: Point, b: Point) -> f32 {
-        crate::result_point_utils::distance(&a, &b)
-    }
-
     // RegressionLine() { _points.reserve(16); } // arbitrary but plausible start size (tiny performance improvement)
 
     // template<typename T> RegressionLine(PointT<T> a, PointT<T> b)

src/multi/qrcode/detector/multi_finder_pattern_finder.rs

@@ -19,7 +19,8 @@ use std::cmp::Ordering;
 use crate::{
     common::{BitMatrix, Result},
     qrcode::detector::{FinderPattern, FinderPatternFinder, FinderPatternInfo},
-    result_point_utils, DecodeHintType, DecodingHintDictionary, Exceptions, PointCallback,
+    result_point_utils, DecodeHintType, DecodingHintDictionary, Exceptions, Point, PointCallback,
+    ResultPoint,
 };
 
 // max. legal count of modules per QR code edge (177)
@@ -174,9 +175,18 @@ impl<'a> MultiFinderPatternFinder<'_> {
 
                     // Calculate the distances: a = topleft-bottomleft, b=topleft-topright, c = diagonal
                     let info = FinderPatternInfo::new(test);
-                    let dA = result_point_utils::distance(info.getTopLeft(), info.getBottomLeft());
-                    let dC = result_point_utils::distance(info.getTopRight(), info.getBottomLeft());
-                    let dB = result_point_utils::distance(info.getTopLeft(), info.getTopRight());
+                    let dA = Point::distance(
+                        info.getTopLeft().to_rxing_result_point(),
+                        info.getBottomLeft().to_rxing_result_point(),
+                    );
+                    let dC = Point::distance(
+                        info.getTopRight().to_rxing_result_point(),
+                        info.getBottomLeft().to_rxing_result_point(),
+                    );
+                    let dB = Point::distance(
+                        info.getTopLeft().to_rxing_result_point(),
+                        info.getTopRight().to_rxing_result_point(),
+                    );
 
                     // Check the sizes
                     let estimatedModuleCount = (dA + dB) / (p1.getEstimatedModuleSize() * 2.0);

src/qrcode/detector/finder_pattern.rs

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-use crate::{Point, ResultPoint};
+use crate::{point, Point, ResultPoint};
 
 /**
  * <p>Encapsulates a finder pattern, which are the three square patterns found in
@@ -27,23 +27,20 @@ use crate::{Point, ResultPoint};
 pub struct FinderPattern {
     estimatedModuleSize: f32,
     count: usize,
-    point: (f32, f32),
+    point: Point,
 }
 
 impl ResultPoint for FinderPattern {
     fn getX(&self) -> f32 {
-        self.point.0
+        self.point.x
     }
 
     fn getY(&self) -> f32 {
-        self.point.1
+        self.point.y
     }
 
     fn to_rxing_result_point(&self) -> Point {
-        Point {
-            x: self.point.0,
-            y: self.point.1,
-        }
+        self.point
     }
 }
 
@@ -56,7 +53,7 @@ impl FinderPattern {
         Self {
             estimatedModuleSize,
             count,
-            point: (posX, posY),
+            point: point(posX, posY),
         }
     }
 

src/qrcode/detector/qrcode_detector.rs

@@ -20,8 +20,8 @@ use crate::{
     common::{BitMatrix, DefaultGridSampler, GridSampler, PerspectiveTransform, Result},
     point,
     qrcode::decoder::Version,
-    result_point_utils, DecodeHintType, DecodeHintValue, DecodingHintDictionary, Exceptions, Point,
-    PointCallback, ResultPoint,
+    DecodeHintType, DecodeHintValue, DecodingHintDictionary, Exceptions, Point, PointCallback,
+    ResultPoint,
 };
 
 use super::{
@@ -232,10 +232,16 @@ impl<'a> Detector<'_> {
         bottomLeft: &T,
         moduleSize: f32,
     ) -> Result<u32> {
-        let tltrCentersDimension =
-            (result_point_utils::distance(topLeft, topRight) / moduleSize).round() as i32;
-        let tlblCentersDimension =
-            (result_point_utils::distance(topLeft, bottomLeft) / moduleSize).round() as i32;
+        let tltrCentersDimension = (Point::distance(
+            topLeft.to_rxing_result_point(),
+            topRight.to_rxing_result_point(),
+        ) / moduleSize)
+            .round() as i32;
+        let tlblCentersDimension = (Point::distance(
+            topLeft.to_rxing_result_point(),
+            bottomLeft.to_rxing_result_point(),
+        ) / moduleSize)
+            .round() as i32;
         let mut dimension = ((tltrCentersDimension + tlblCentersDimension) / 2) + 7;
         match dimension & 0x03 {
             0 => dimension += 1,

src/result_point_utils.rs

@@ -57,18 +57,6 @@ pub fn orderBestPatterns<T: ResultPoint + Copy + Clone>(patterns: &mut [T; 3]) {
     patterns[2] = pc;
 }
 
-/**
- * @param pattern1 first pattern
- * @param pattern2 second pattern
- * @return distance between two points
- */
-pub fn distance<T: ResultPoint>(pattern1: &T, pattern2: &T) -> f32 {
-    Point::distance(
-        pattern1.to_rxing_result_point(),
-        pattern2.to_rxing_result_point(),
-    )
-}
-
 /**
  * Returns the z component of the cross product between vectors BC and BA.
  */