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Cosmetics

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This commit is contained in:
paulfd 2019-08-30 00:25:09 +02:00
parent 18cc80f344
commit 199390505b
1 changed files with 7 additions and 2 deletions
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9
sources/Region.cpp
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@ -430,6 +430,7 @@ bool sfz::Region::parseOpcode(const Opcode& opcode)
case hash("ampeg_sustain_oncc"):
setCCPairFromOpcode(opcode, amplitudeEG.ccSustain, Default::egOnCCPercentRange);
break;
// Ignored opcodes
case hash("ampeg_depth"):
case hash("ampeg_vel2depth"):
@ -706,20 +707,24 @@ float sfz::Region::getCCGain(const sfz::CCValueArray& ccState) noexcept
float sfz::Region::velocityGain(uint8_t velocity) const noexcept
{
float gaindB { 0.0 };
if (velocityPoints.size() > 0) {
if (velocityPoints.size() > 0) { // Custom velocity curve
auto after = std::find_if(velocityPoints.begin(), velocityPoints.end(), [velocity](auto& val) { return val.first >= velocity; });
auto before = after == velocityPoints.begin() ? velocityPoints.begin() : after - 1;
// Linear interpolation
float relativePositionInSegment { static_cast<float>(velocity - before->first) / (after->first - before->first) };
float segmentEndpoints { after->second - before->second };
gaindB = db2pow(relativePositionInSegment * segmentEndpoints);
} else {
} else { // Standard velocity curve
float floatVelocity { static_cast<float>(velocity) / 127 };
if (ampVeltrack > 0)
gaindB = 40 * std::log(floatVelocity) / std::log(10.0f);
else
gaindB = 40 * std::log(1 - floatVelocity) / std::log(10.0f);
}
// Velocity tracking
gaindB *= std::abs(ampVeltrack) / sfz::Default::ampVeltrackRange.getEnd();
return db2pow(gaindB);
}