add x calibration prototype, add .clang-config

1 files changed, 18 insertions, 4 deletions

diff --git a/imagealgos.cpp b/imagealgos.cpp
index b4fba4b..267e4ae 100644
--- a/imagealgos.cpp
+++ b/imagealgos.cpp
@@ -303,7 +303,7 @@ Pixels& Pixels::operator/=(const float divider)
 QList<QLineF> pixelsToLines(const Pixels &rawProfile)
 {
     const auto& pixels = rawProfile.pixels;
-    QList<QPointF> points { pixels.size() };
+    QList<QPointF> points(pixels.size());
 
     for (int i = 0; i < pixels.size(); ++i)
     {
@@ -320,7 +320,7 @@ QList<QLineF> pointsToLines(const QList<QPointF> &points)
     constexpr double maxDistanceFromLine { 3 };
     constexpr double minLineLength { 10 };
 
-    QList<int> lineAnchors { 0, points.size() - 1 };
+    QList<int> lineAnchors{0, int(points.count() - 1)};
 
     auto vecLength = [](const QPointF& vector) {
         return std::hypot(vector.x(), vector.y());
@@ -364,7 +364,7 @@ QList<QLineF> pointsToLines(const QList<QPointF> &points)
 
         // distance
         // qDebug() << "dist" << fabs(x*y2 - y*x2) / norm << point << line;
-        return fabs(x*y2 - y*x2) / norm;
+        return fabs(x * y2 - y * x2) / norm;
     };
 
     // for (const auto& p : points)
@@ -386,13 +386,21 @@ QList<QLineF> pointsToLines(const QList<QPointF> &points)
 
         const QLineF line { points.at(leftPointIdx), points.at(rightPointIdx) };
 
+        // std::cout << "max between " << leftPointIdx + 1 << " and "
+        // << rightPointIdx - 1 << std::endl;
+
         const auto farthest = std::max_element(
             // std::execution::par_unseq,
             points.cbegin() + leftPointIdx + 1,
             points.cbegin() + rightPointIdx - 1,
             [line, distanceToLine](const QPointF& a, const QPointF& b) {
                 return distanceToLine(a, line) < distanceToLine(b, line);
-            });
+            }
+        );
+
+        // std::cout << "done max" << std::endl;
+        // auto tmp = *farthest;
+        // std::cout << "done farthest" << std::endl;
 
         // qDebug() << "farthest point" << distanceToLine(*farthest, line);
         // qDebug() << "farthest dist" << distanceToLine(*farthest, line);
@@ -400,7 +408,13 @@ QList<QLineF> pointsToLines(const QList<QPointF> &points)
 
         if (distanceToLine(*farthest, line) > maxDistanceFromLine)
         {
+            // std::cout << "try insert at " << i + 1 << ". lineAnchors.size is
+            // "
+            //           << lineAnchors.size()
+            //           << ". inserting this: " << farthest - points.cbegin()
+            //           << std::endl;
             lineAnchors.insert(i + 1, farthest - points.cbegin());
+            // std::cout << "done insert" << std::endl;
             --i;
             // qDebug() << "I'm here" << i;
             continue;