Created a function for repeated distance calculations

1 files changed, 4 insertions, 14 deletions

diff --git a/View.cpp b/View.cpp
index ff4ff58..8e8296d 100644
--- a/View.cpp
+++ b/View.cpp
@@ -1,12 +1,12 @@
 #include "View.h"
 
 #include <algorithm>
-#include <cmath>
 
 #include <raylib.h>
 
 #include "Grid.h"
 #include "Label.h"
+#include "Utils.h"
 
 
 View::View(std::vector<Grid> grids) :
@@ -53,19 +53,9 @@ View::update(const float dt)
         if (0 > pos.x || width < pos.x || 0 > pos.y || height < pos.y)
             if (0 > base.x || width < base.x || 0 > base.y || height < base.y)
                 continue;
-        const float depth =
-            std::sqrt(
-                std::pow(m_camera.position.x - wreck.position.x, 2) +
-                std::pow(m_camera.position.y - wreck.position.y, 2) +
-                std::pow(m_camera.position.z - wreck.position.z, 2));
-        const float length =
-            std::sqrt(
-                std::pow(pos.x - base.x, 2) +
-                std::pow(pos.y - base.y, 2));
-        const bool hover =
-            8.0f > std::sqrt(
-                std::pow(mouse.x - pos.x, 2) +
-                std::pow(mouse.y - pos.y, 2));
+        const auto depth = dist3(m_camera.position, wreck.position);
+        const auto length = dist2(pos, base);
+        const bool hover = 8.0f > dist2(mouse, pos);
         m_labels.push_back(Label{pos, base, depth, length, hover});
     }
     std::sort(m_labels.begin(), m_labels.end(), [](auto& a, auto& b){ return a.depth > b.depth; });