diff options
Diffstat (limited to 'Alc/effects/reverb.cpp')
| -rw-r--r-- | Alc/effects/reverb.cpp | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/Alc/effects/reverb.cpp b/Alc/effects/reverb.cpp index 3c39199d..51d2d3a8 100644 --- a/Alc/effects/reverb.cpp +++ b/Alc/effects/reverb.cpp @@ -512,7 +512,7 @@ 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())*0.25f*multiplier}; + (LATE_LINE_LENGTHS.back() - LATE_LINE_LENGTHS.front())/float{LATE_LINE_LENGTHS.size()}*multiplier}; totalSamples += CalcLineLength(length, totalSamples, frequency, BUFFERSIZE, &mDelay); /* The early vector all-pass line. */ @@ -750,7 +750,7 @@ 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) / - static_cast<float>(LATE_ALLPASS_LENGTHS.size())}; + float{LATE_ALLPASS_LENGTHS.size()}}; /* 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 @@ -762,7 +762,7 @@ 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) / - static_cast<float>(LATE_LINE_LENGTHS.size()) * multiplier}; + float{LATE_LINE_LENGTHS.size()} * 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 @@ -831,7 +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())*0.25f*multiplier; + length = lateDelay + (LATE_LINE_LENGTHS[i] - LATE_LINE_LENGTHS.front()) / + float{LATE_LINE_LENGTHS.size()} * multiplier; mLateDelayTap[i][1] = mLateFeedTap + float2int(length * frequency); } } @@ -1045,12 +1046,10 @@ inline void VectorPartialScatter(ALfloat *RESTRICT out, const ALfloat *RESTRICT } /* Utilizes the above, but reverses the input channels. */ -inline void VectorScatterRevDelayIn(const DelayLineI *Delay, ALint offset, - const ALfloat xCoeff, const ALfloat yCoeff, const ALsizei base, - const ALfloat (*RESTRICT in)[BUFFERSIZE], const ALsizei count) +void VectorScatterRevDelayIn(const DelayLineI delay, ALint offset, const ALfloat xCoeff, + const ALfloat yCoeff, const ALsizei base, const ALfloat (*RESTRICT in)[BUFFERSIZE], + const ALsizei count) { - const DelayLineI delay{*Delay}; - ASSUME(base >= 0); ASSUME(count > 0); @@ -1247,7 +1246,7 @@ void EarlyReflection_Unfaded(ReverbState *State, const ALsizei offset, const ALs * bounce to improve the initial diffusion in the late reverb. */ const ALsizei late_feed_tap{offset - State->mLateFeedTap}; - VectorScatterRevDelayIn(&main_delay, late_feed_tap, mixX, mixY, base, out, todo); + VectorScatterRevDelayIn(main_delay, late_feed_tap, mixX, mixY, base, out, todo); } void EarlyReflection_Faded(ReverbState *State, const ALsizei offset, const ALsizei todo, const ALfloat fade, const ALsizei base, ALfloat (*RESTRICT out)[BUFFERSIZE]) @@ -1318,7 +1317,7 @@ void EarlyReflection_Faded(ReverbState *State, const ALsizei offset, const ALsiz early_delay.write(offset, NUM_LINES-1-j, temps[j], todo); const ALsizei late_feed_tap{offset - State->mLateFeedTap}; - VectorScatterRevDelayIn(&main_delay, late_feed_tap, mixX, mixY, base, out, todo); + VectorScatterRevDelayIn(main_delay, late_feed_tap, mixX, mixY, base, out, todo); } /* This generates the reverb tail using a modified feed-back delay network @@ -1380,7 +1379,7 @@ void LateReverb_Unfaded(ReverbState *State, const ALsizei offset, const ALsizei std::copy_n(temps[j], todo, out[j]+base); /* Finally, scatter and bounce the results to refeed the feedback buffer. */ - VectorScatterRevDelayIn(&late_delay, offset, mixX, mixY, base, out, todo); + VectorScatterRevDelayIn(late_delay, offset, mixX, mixY, base, out, todo); } void LateReverb_Faded(ReverbState *State, const ALsizei offset, const ALsizei todo, const ALfloat fade, const ALsizei base, ALfloat (*RESTRICT out)[BUFFERSIZE]) @@ -1440,7 +1439,7 @@ void LateReverb_Faded(ReverbState *State, const ALsizei offset, const ALsizei to for(ALsizei j{0};j < NUM_LINES;j++) std::copy_n(temps[j], todo, out[j]+base); - VectorScatterRevDelayIn(&late_delay, offset, mixX, mixY, base, out, todo); + VectorScatterRevDelayIn(late_delay, offset, mixX, mixY, base, out, todo); } void ReverbState::process(ALsizei samplesToDo, const ALfloat (*RESTRICT samplesIn)[BUFFERSIZE], const ALsizei numInput, ALfloat (*RESTRICT samplesOut)[BUFFERSIZE], const ALsizei numOutput) |