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authorChris Robinson <[email protected]>2019-08-27 12:31:19 -0700
committerChris Robinson <[email protected]>2019-08-27 12:31:19 -0700
commit5b6772440a60399a662877b953b36164f33dc7d8 (patch)
treed7b651f5cd311a25256ed1c9c9cfe2a84da190ac /alc
parent3223b6a9060d5d5df2d1d79985f47dff20de8412 (diff)
Remove a couple unnecessary variables
Diffstat (limited to 'alc')
-rw-r--r--alc/effects/reverb.cpp12
1 files changed, 5 insertions, 7 deletions
diff --git a/alc/effects/reverb.cpp b/alc/effects/reverb.cpp
index 2caf9025..6017f6d1 100644
--- a/alc/effects/reverb.cpp
+++ b/alc/effects/reverb.cpp
@@ -192,7 +192,6 @@ constexpr std::array<ALfloat,NUM_LINES> EARLY_LINE_LENGTHS{{
constexpr std::array<ALfloat,NUM_LINES> LATE_ALLPASS_LENGTHS{{
1.6182800e-4f, 2.0389060e-4f, 2.8159360e-4f, 3.2365600e-4f
}};
-constexpr auto LATE_ALLPASS_LENGTHS_size = LATE_ALLPASS_LENGTHS.size();
/* The late lines are used to approximate the decaying cycle of recursive
* late reflections.
@@ -212,7 +211,6 @@ constexpr auto LATE_ALLPASS_LENGTHS_size = LATE_ALLPASS_LENGTHS.size();
constexpr std::array<ALfloat,NUM_LINES> LATE_LINE_LENGTHS{{
1.9419362e-3f, 2.4466860e-3f, 3.3791220e-3f, 3.8838720e-3f
}};
-constexpr auto LATE_LINE_LENGTHS_size = LATE_LINE_LENGTHS.size();
using ReverbUpdateLine = std::array<float,MAX_UPDATE_SAMPLES>;
@@ -518,7 +516,7 @@ bool ReverbState::allocLines(const ALfloat frequency)
*/
ALfloat length{AL_EAXREVERB_MAX_REFLECTIONS_DELAY + EARLY_TAP_LENGTHS.back()*multiplier +
AL_EAXREVERB_MAX_LATE_REVERB_DELAY +
- (LATE_LINE_LENGTHS.back() - LATE_LINE_LENGTHS.front())/float{LATE_LINE_LENGTHS_size}*multiplier};
+ (LATE_LINE_LENGTHS.back() - LATE_LINE_LENGTHS.front())/float{NUM_LINES}*multiplier};
totalSamples += mDelay.calcLineLength(length, totalSamples, frequency, BUFFERSIZE);
/* The early vector all-pass line. */
@@ -756,7 +754,7 @@ void LateReverb::updateLines(const ALfloat density, const ALfloat diffusion,
const ALfloat late_allpass_avg{
std::accumulate(LATE_ALLPASS_LENGTHS.begin(), LATE_ALLPASS_LENGTHS.end(), 0.0f) /
- float{LATE_ALLPASS_LENGTHS_size}};
+ float{NUM_LINES}};
/* To compensate for changes in modal density and decay time of the late
* reverb signal, the input is attenuated based on the maximal energy of
@@ -768,7 +766,7 @@ void LateReverb::updateLines(const ALfloat density, const ALfloat diffusion,
*/
const ALfloat multiplier{CalcDelayLengthMult(density)};
ALfloat length{std::accumulate(LATE_LINE_LENGTHS.begin(), LATE_LINE_LENGTHS.end(), 0.0f) /
- float{LATE_LINE_LENGTHS_size} * multiplier};
+ float{NUM_LINES} * multiplier};
length += late_allpass_avg * multiplier;
/* The density gain calculation uses an average decay time weighted by
* approximate bandwidth. This attempts to compensate for losses of energy
@@ -833,8 +831,8 @@ void ReverbState::updateDelayLine(const ALfloat earlyDelay, const ALfloat lateDe
length = EARLY_TAP_LENGTHS[i]*multiplier;
mEarlyDelayCoeff[i][1] = CalcDecayCoeff(length, decayTime);
- length = lateDelay + (LATE_LINE_LENGTHS[i] - LATE_LINE_LENGTHS.front()) /
- float{LATE_LINE_LENGTHS_size} * multiplier;
+ length = (LATE_LINE_LENGTHS[i] - LATE_LINE_LENGTHS.front())/float{NUM_LINES}*multiplier +
+ lateDelay;
mLateDelayTap[i][1] = mLateFeedTap + float2int(length * frequency);
}
}