Add SQUARE macro to improve readibility for distances

1 files changed, 3 insertions, 3 deletions

diff --git a/src/d/d_npc.cpp b/src/d/d_npc.cpp
index 3c73c812..7f0436b5 100644
--- a/src/d/d_npc.cpp
+++ b/src/d/d_npc.cpp
@@ -104,7 +104,7 @@ void dNpc_JntCtrl_c::lookAtTarget(s16* outY, cXyz* pDstPos, cXyz srcPos, s16 def
         delta.x = pDstPos->x - srcPos.x;
         delta.y = pDstPos->y - srcPos.y;
         delta.z = pDstPos->z - srcPos.z;
-        f32 distXZ = std::sqrtf(delta.x * delta.x + delta.z * delta.z);
+        f32 distXZ = std::sqrtf(SQUARE(delta.x) + SQUARE(delta.z));
         targetY = cM_atan2s(delta.x, delta.z);
         r23 = cM_atan2s(delta.y, distXZ);
     } else {
@@ -422,7 +422,7 @@ bool dNpc_PathRun_c::setNearPathIndx(cXyz* param_1, f32 param_2) {
     
             cXyz diff = (*param_1 - point);
             f32 xz_mag = diff.abs2XZ();
-            f32 y_mag = param_2 * (diff.y * diff.y);
+            f32 y_mag = param_2 * SQUARE(diff.y);
             f32 dist = std::sqrtf(y_mag + xz_mag);
 
             if(max_dist > dist) {
@@ -629,7 +629,7 @@ void dNpc_calc_DisXZ_AngY(cXyz param_1, cXyz param_2, float* param_3, s16* param
     diff.z = param_2.z - param_1.z;
 
     if(param_3 != 0) {
-        f32 dist = std::sqrtf(diff.x * diff.x + diff.z * diff.z);
+        f32 dist = std::sqrtf(SQUARE(diff.x) + SQUARE(diff.z));
         *param_3 = dist;
     }