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authorAndrei Karas <akaras@inbox.ru>2016-12-29 00:56:36 +0300
committerAndrei Karas <akaras@inbox.ru>2016-12-29 00:56:36 +0300
commit8c897eb069644fa756105d122d11499462b8b760 (patch)
treea1a2ecb39d1eb7db93fba3d876829a431a70b68f
parentcfdf07d1f83e04e4078f20e8669143c7b72d6165 (diff)
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Add A_UNLIKELY / A_LIKELY into Particle::update / Particle::selfUpdate.
-rw-r--r--src/particle/particle.cpp29
1 files changed, 15 insertions, 14 deletions
diff --git a/src/particle/particle.cpp b/src/particle/particle.cpp
index 11e36728b..0c6629860 100644
--- a/src/particle/particle.cpp
+++ b/src/particle/particle.cpp
@@ -126,7 +126,7 @@ void Particle::draw(Graphics *restrict const,
void Particle::updateSelf() restrict2
{
// calculate particle movement
- if (mMomentum != 1.0F)
+ if (A_LIKELY(mMomentum != 1.0F))
mVelocity *= mMomentum;
if (mTarget && mAcceleration != 0.0F)
@@ -167,7 +167,7 @@ void Particle::updateSelf() restrict2
}
}
- if (mRandomness >= 10) // reduce useless calculations
+ if (A_LIKELY(mRandomness >= 10)) // reduce useless calculations
{
const int rand2 = mRandomness * 2;
mVelocity.x += static_cast<float>(mrand() % rand2 - mRandomness)
@@ -186,7 +186,7 @@ void Particle::updateSelf() restrict2
mPos.z += mVelocity.z * SIN45;
// Update other stuff
- if (mLifetimeLeft > 0)
+ if (A_LIKELY(mLifetimeLeft > 0))
mLifetimeLeft--;
mLifetimePast++;
@@ -231,8 +231,8 @@ void Particle::updateSelf() restrict2
}
// create death effect when the particle died
- if (mAlive != AliveStatus::ALIVE &&
- mAlive != AliveStatus::DEAD_LONG_AGO)
+ if (A_UNLIKELY(mAlive != AliveStatus::ALIVE &&
+ mAlive != AliveStatus::DEAD_LONG_AGO))
{
if ((CAST_U32(mAlive) & mDeathEffectConditions)
> 0x00 && !mDeathEffect.empty())
@@ -248,9 +248,9 @@ void Particle::updateSelf() restrict2
bool Particle::update() restrict2
{
- if (mAlive == AliveStatus::ALIVE)
+ if (A_LIKELY(mAlive == AliveStatus::ALIVE))
{
- if (mLifetimeLeft == 0)
+ if (A_UNLIKELY(mLifetimeLeft == 0))
{
mAlive = AliveStatus::DEAD_TIMEOUT;
if (mChildParticles.empty())
@@ -284,13 +284,14 @@ bool Particle::update() restrict2
const float range = static_cast<const float>(PI / size);
// Determines which frame the particle should play
- if (rad < range || rad > PI2 - range)
+ if (A_UNLIKELY(rad < range || rad > PI2 - range))
{
mAnimation->setFrame(0);
}
else
{
const float range2 = 2 * range;
+ // +++ need move condition outside of for
for (int c = 1; c < size; c++)
{
const float cRange = static_cast<float>(c) *
@@ -335,7 +336,7 @@ bool Particle::update() restrict2
{
Particle *restrict const particle = *p;
// update particle
- if (particle->update())
+ if (A_LIKELY(particle->update()))
{
++p;
}
@@ -346,9 +347,9 @@ bool Particle::update() restrict2
p = mChildParticles.erase(p);
}
}
- if (mAlive != AliveStatus::ALIVE &&
+ if (A_UNLIKELY(mAlive != AliveStatus::ALIVE &&
mChildParticles.empty() &&
- mAutoDelete)
+ mAutoDelete))
{
return false;
}
@@ -367,7 +368,7 @@ bool Particle::update() restrict2
{
Particle *restrict const particle = *p;
// update particle
- if (particle->update())
+ if (A_LIKELY(particle->update()))
{
++p;
}
@@ -378,8 +379,8 @@ bool Particle::update() restrict2
p = mChildParticles.erase(p);
}
}
- if (mChildParticles.empty() &&
- mAutoDelete)
+ if (A_UNLIKELY(mChildParticles.empty() &&
+ mAutoDelete))
{
return false;
}