From 7c6cb759593ec5abc8cf2a3b04a388c7cba269b8 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Wed, 16 Mar 2016 21:40:35 +0300
Subject: Move AnimationParticle and RotationalParticle update functions into
 Particle.

---
 src/particle/rotationalparticle.cpp | 40 -------------------------------------
 1 file changed, 40 deletions(-)

(limited to 'src/particle/rotationalparticle.cpp')

diff --git a/src/particle/rotationalparticle.cpp b/src/particle/rotationalparticle.cpp
index a52e0ca4b..71e9f09fd 100644
--- a/src/particle/rotationalparticle.cpp
+++ b/src/particle/rotationalparticle.cpp
@@ -26,9 +26,6 @@
 
 #include "debug.h"
 
-static const double PI = M_PI;
-static const float PI2 = 2 * M_PI;
-
 RotationalParticle::RotationalParticle(Animation *restrict const animation) :
     ImageParticle(nullptr)
 {
@@ -49,40 +46,3 @@ RotationalParticle::~RotationalParticle()
 {
     mImage = nullptr;
 }
-
-bool RotationalParticle::update() restrict2
-{
-    // TODO: cache velocities to avoid spamming atan2()
-
-    const int size = mAnimation->getLength();
-    if (!size)
-        return false;
-
-    float rad = static_cast<float>(atan2(mVelocity.x, mVelocity.y));
-    if (rad < 0)
-        rad = PI2 + rad;
-
-    const float range = static_cast<const float>(PI / size);
-
-    // Determines which frame the particle should play
-    if (rad < range || rad > PI2 - range)
-    {
-        mAnimation->setFrame(0);
-    }
-    else
-    {
-        for (int c = 1; c < size; c++)
-        {
-            if (((static_cast<float>(c) * (2 * range)) - range) < rad
-                && rad < ((static_cast<float>(c) * (2 * range)) + range))
-            {
-                mAnimation->setFrame(c);
-                break;
-            }
-        }
-    }
-
-    mImage = mAnimation->getCurrentImage();
-
-    return Particle::update();
-}
-- 
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