From 1f36b78c205202b605797e6e29ba045124066705 Mon Sep 17 00:00:00 2001
From: Sergeanur <s.anureev@yandex.ua>
Date: Sat, 17 Oct 2020 13:48:08 +0300
Subject: Pickup fixes

---
 src/control/Pickups.cpp | 13 ++++++-------
 src/math/Vector.h       |  8 ++++++++
 2 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/src/control/Pickups.cpp b/src/control/Pickups.cpp
index 9215b57e..83b31f6b 100644
--- a/src/control/Pickups.cpp
+++ b/src/control/Pickups.cpp
@@ -628,7 +628,7 @@ CPickups::Update()
 #ifdef CAMERA_PICKUP
 	if ( bPickUpcamActivated ) // taken from PS2
 	{
-		float dist = (FindPlayerCoors() - StaticCamCoors).Magnitude2D();
+		float dist = Distance2D(StaticCamCoors, FindPlayerCoors());
 		float mult;
 		if ( dist < 10.0f )
 			mult = 1.0f - (dist / 10.0f );
@@ -644,8 +644,7 @@ CPickups::Update()
 			TheCamera.TakeControl(FindPlayerVehicle(), CCam::MODE_FIXED, JUMP_CUT, CAMCONTROL_SCRIPT);
 		}
 
-		if ( FindPlayerVehicle() != pPlayerVehicle
-			|| (FindPlayerCoors() - StaticCamCoors).Magnitude() > 40.0f
+		if ( FindPlayerVehicle() != pPlayerVehicle || Distance(StaticCamCoors, FindPlayerCoors()) > 40.0f
 			|| ((CTimer::GetTimeInMilliseconds() - StaticCamStartTime) > 60000) )
 		{
 			TheCamera.RestoreWithJumpCut();
@@ -715,7 +714,7 @@ CPickups::DoPickUpEffects(CEntity *entity)
 
 		CObject *object = (CObject*)entity;
 		if (object->bPickupObjWithMessage || object->bOutOfStock || object->m_nBonusValue) {
-			float dist = (TheCamera.GetPosition() - pos).Magnitude();
+			float dist = Distance2D(pos, TheCamera.GetPosition());
 			const float MAXDIST = 12.0f;
 
 			if (dist < MAXDIST && NumMessages < NUMPICKUPMESSAGES) {
@@ -746,7 +745,7 @@ void
 CPickups::DoMineEffects(CEntity *entity)
 {
 	const CVector &pos = entity->GetPosition();
-	float dist = (TheCamera.GetPosition() - pos).Magnitude();
+	float dist = Distance2D(pos, TheCamera.GetPosition());
 	const float MAXDIST = 20.0f;
 
 	if (dist < MAXDIST) {
@@ -765,7 +764,7 @@ void
 CPickups::DoMoneyEffects(CEntity *entity)
 {
 	const CVector &pos = entity->GetPosition();
-	float dist = (TheCamera.GetPosition() - pos).Magnitude();
+	float dist = Distance2D(pos, TheCamera.GetPosition());
 	const float MAXDIST = 20.0f;
 
 	if (dist < MAXDIST) {
@@ -784,7 +783,7 @@ void
 CPickups::DoCollectableEffects(CEntity *entity)
 {
 	const CVector &pos = entity->GetPosition();
-	float dist = (TheCamera.GetPosition() - pos).Magnitude();
+	float dist = Distance2D(pos, TheCamera.GetPosition());
 	const float MAXDIST = 14.0f;
 
 	if (dist < MAXDIST) {
diff --git a/src/math/Vector.h b/src/math/Vector.h
index 7ee01149..badc40e3 100644
--- a/src/math/Vector.h
+++ b/src/math/Vector.h
@@ -115,6 +115,14 @@ Distance(const CVector &v1, const CVector &v2)
 	return (v2 - v1).Magnitude();
 }
 
+inline float
+Distance2D(const CVector &v1, const CVector &v2)
+{
+	float x = v2.x - v1.x;
+	float y = v2.y - v1.y;
+	return Sqrt(sq(x) + sq(y));
+}
+
 class CMatrix;
 
 CVector Multiply3x3(const CMatrix &mat, const CVector &vec);
-- 
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