private function writeGrace(EffectGrace $grace)
{
if ($grace->isDead()) {
$this->writeUnsignedByte(255);
} else {
$this->writeUnsignedByte($grace->getFret());
}
$this->writeUnsignedByte(intval(($grace->getDynamic() - Velocities::MIN_VELOCITY) / Velocities::VELOCITY_INCREMENT + 1));
if ($grace->getTransition() == EffectGrace::TRANSITION_NONE) {
$this->writeUnsignedByte(0);
} else {
if ($grace->getTransition() == EffectGrace::TRANSITION_SLIDE) {
$this->writeUnsignedByte(1);
} else {
if ($grace->getTransition() == EffectGrace::TRANSITION_BEND) {
$this->writeUnsignedByte(2);
} else {
if ($grace->getTransition() == EffectGrace::TRANSITION_HAMMER) {
$this->writeUnsignedByte(3);
}
}
}
}
$this->writeUnsignedByte($grace->getDuration());
}
