Fix implicit conversions in the effects

9 files changed, 109 insertions, 116 deletions

diff --git a/alc/effects/base.h b/alc/effects/base.h
index 7bc170aa..6889308d 100644
--- a/alc/effects/base.h
+++ b/alc/effects/base.h
@@ -27,7 +27,7 @@ union EffectProps {
         ALfloat LateReverbDelay;
         ALfloat AirAbsorptionGainHF;
         ALfloat RoomRolloffFactor;
-        ALboolean DecayHFLimit;
+        bool DecayHFLimit;
 
         // Additional EAX Reverb Properties
         ALfloat GainLF;
@@ -59,7 +59,7 @@ union EffectProps {
     } Chorus; /* Also Flanger */
 
     struct {
-        ALboolean OnOff;
+        bool OnOff;
     } Compressor;
 
     struct {
diff --git a/alc/effects/chorus.cpp b/alc/effects/chorus.cpp
index 0d59c338..6e73f1f0 100644
--- a/alc/effects/chorus.cpp
+++ b/alc/effects/chorus.cpp
@@ -54,47 +54,45 @@ enum class WaveForm {
     Triangle
 };
 
-void GetTriangleDelays(ALint *delays, const ALsizei start_offset, const ALsizei lfo_range,
+void GetTriangleDelays(ALuint *delays, const ALuint start_offset, const ALuint lfo_range,
     const ALfloat lfo_scale, const ALfloat depth, const ALsizei delay, const size_t todo)
 {
-    ASSUME(start_offset >= 0);
     ASSUME(lfo_range > 0);
     ASSUME(todo > 0);
 
-    ALsizei offset{start_offset};
-    auto gen_lfo = [&offset,lfo_range,lfo_scale,depth,delay]() -> ALint
+    ALuint offset{start_offset};
+    auto gen_lfo = [&offset,lfo_range,lfo_scale,depth,delay]() -> ALuint
     {
         offset = (offset+1)%lfo_range;
-        return fastf2i((1.0f - std::abs(2.0f - lfo_scale*offset)) * depth) + delay;
+        return static_cast<ALuint>(
+            fastf2i((1.0f - std::abs(2.0f - lfo_scale*offset)) * depth) + delay);
     };
     std::generate_n(delays, todo, gen_lfo);
 }
 
-void GetSinusoidDelays(ALint *delays, const ALsizei start_offset, const ALsizei lfo_range,
+void GetSinusoidDelays(ALuint *delays, const ALuint start_offset, const ALuint lfo_range,
     const ALfloat lfo_scale, const ALfloat depth, const ALsizei delay, const size_t todo)
 {
-    ASSUME(start_offset >= 0);
     ASSUME(lfo_range > 0);
     ASSUME(todo > 0);
 
-    ALsizei offset{start_offset};
-    auto gen_lfo = [&offset,lfo_range,lfo_scale,depth,delay]() -> ALint
+    ALuint offset{start_offset};
+    auto gen_lfo = [&offset,lfo_range,lfo_scale,depth,delay]() -> ALuint
     {
-        ASSUME(delay >= 0);
         offset = (offset+1)%lfo_range;
-        return fastf2i(std::sin(lfo_scale*offset) * depth) + delay;
+        return static_cast<ALuint>(fastf2i(std::sin(lfo_scale*offset) * depth) + delay);
     };
     std::generate_n(delays, todo, gen_lfo);
 }
 
 struct ChorusState final : public EffectState {
     al::vector<ALfloat,16> mSampleBuffer;
-    ALsizei mOffset{0};
+    ALuint mOffset{0};
 
-    ALsizei mLfoOffset{0};
-    ALsizei mLfoRange{1};
+    ALuint mLfoOffset{0};
+    ALuint mLfoRange{1};
     ALfloat mLfoScale{0.0f};
-    ALint mLfoDisp{0};
+    ALuint mLfoDisp{0};
 
     /* Gains for left and right sides */
     struct {
@@ -118,12 +116,9 @@ struct ChorusState final : public EffectState {
 
 ALboolean ChorusState::deviceUpdate(const ALCdevice *Device)
 {
-    const ALfloat max_delay = maxf(AL_CHORUS_MAX_DELAY, AL_FLANGER_MAX_DELAY);
-    size_t maxlen;
-
-    maxlen = NextPowerOf2(float2int(max_delay*2.0f*Device->Frequency) + 1u);
-    if(maxlen <= 0) return AL_FALSE;
+    constexpr ALfloat max_delay{maxf(AL_CHORUS_MAX_DELAY, AL_FLANGER_MAX_DELAY)};
 
+    const size_t maxlen{NextPowerOf2(float2uint(max_delay*2.0f*Device->Frequency) + 1u)};
     if(maxlen != mSampleBuffer.size())
     {
         mSampleBuffer.resize(maxlen);
@@ -142,7 +137,7 @@ ALboolean ChorusState::deviceUpdate(const ALCdevice *Device)
 
 void ChorusState::update(const ALCcontext *Context, const ALeffectslot *Slot, const EffectProps *props, const EffectTarget target)
 {
-    static constexpr ALsizei mindelay = MAX_RESAMPLE_PADDING << FRACTIONBITS;
+    constexpr ALsizei mindelay{MAX_RESAMPLE_PADDING << FRACTIONBITS};
 
     switch(props->Chorus.Waveform)
     {
@@ -186,9 +181,9 @@ void ChorusState::update(const ALCcontext *Context, const ALeffectslot *Slot, co
         /* Calculate LFO coefficient (number of samples per cycle). Limit the
          * max range to avoid overflow when calculating the displacement.
          */
-        ALsizei lfo_range = float2int(minf(frequency/rate + 0.5f, static_cast<ALfloat>(INT_MAX/360 - 180)));
+        ALuint lfo_range{float2uint(minf(frequency/rate + 0.5f, ALfloat{INT_MAX/360 - 180}))};
 
-        mLfoOffset = float2int(static_cast<ALfloat>(mLfoOffset)/mLfoRange*lfo_range + 0.5f) % lfo_range;
+        mLfoOffset = mLfoOffset * lfo_range / mLfoRange;
         mLfoRange = lfo_range;
         switch(mWaveform)
         {
@@ -203,23 +198,23 @@ void ChorusState::update(const ALCcontext *Context, const ALeffectslot *Slot, co
         /* Calculate lfo phase displacement */
         ALint phase{props->Chorus.Phase};
         if(phase < 0) phase = 360 + phase;
-        mLfoDisp = (mLfoRange*phase + 180) / 360;
+        mLfoDisp = (mLfoRange*static_cast<ALuint>(phase) + 180) / 360;
     }
 }
 
 void ChorusState::process(const size_t samplesToDo, const al::span<const FloatBufferLine> samplesIn, const al::span<FloatBufferLine> samplesOut)
 {
-    const auto bufmask = static_cast<ALsizei>(mSampleBuffer.size()-1);
+    const size_t bufmask{mSampleBuffer.size()-1};
     const ALfloat feedback{mFeedback};
-    const ALsizei avgdelay{(mDelay + (FRACTIONONE>>1)) >> FRACTIONBITS};
+    const ALuint avgdelay{(static_cast<ALuint>(mDelay) + (FRACTIONONE>>1)) >> FRACTIONBITS};
     ALfloat *RESTRICT delaybuf{mSampleBuffer.data()};
-    ALsizei offset{mOffset};
+    ALuint offset{mOffset};
 
     for(size_t base{0u};base < samplesToDo;)
     {
         const size_t todo{minz(256, samplesToDo-base)};
 
-        ALint moddelays[2][256];
+        ALuint moddelays[2][256];
         if(mWaveform == WaveForm::Sinusoid)
         {
             GetSinusoidDelays(moddelays[0], mLfoOffset, mLfoRange, mLfoScale, mDepth, mDelay,
@@ -243,7 +238,7 @@ void ChorusState::process(const size_t samplesToDo, const al::span<const FloatBu
             delaybuf[offset&bufmask] = samplesIn[0][base+i];
 
             // Tap for the left output.
-            ALint delay{offset - (moddelays[0][i]>>FRACTIONBITS)};
+            ALuint delay{offset - (moddelays[0][i]>>FRACTIONBITS)};
             ALfloat mu{(moddelays[0][i]&FRACTIONMASK) * (1.0f/FRACTIONONE)};
             temps[0][i] = cubic(delaybuf[(delay+1) & bufmask], delaybuf[(delay  ) & bufmask],
                                 delaybuf[(delay-1) & bufmask], delaybuf[(delay-2) & bufmask],
@@ -258,7 +253,7 @@ void ChorusState::process(const size_t samplesToDo, const al::span<const FloatBu
 
             // Accumulate feedback from the average delay of the taps.
             delaybuf[offset&bufmask] += delaybuf[(offset-avgdelay) & bufmask] * feedback;
-            offset++;
+            ++offset;
         }
 
         for(ALsizei c{0};c < 2;c++)
diff --git a/alc/effects/echo.cpp b/alc/effects/echo.cpp
index d95011c2..47c0fedb 100644
--- a/alc/effects/echo.cpp
+++ b/alc/effects/echo.cpp
@@ -66,15 +66,10 @@ struct EchoState final : public EffectState {
 
 ALboolean EchoState::deviceUpdate(const ALCdevice *Device)
 {
-    ALuint maxlen;
-
     // Use the next power of 2 for the buffer length, so the tap offsets can be
     // wrapped using a mask instead of a modulo
-    maxlen = float2int(AL_ECHO_MAX_DELAY*Device->Frequency + 0.5f) +
-             float2int(AL_ECHO_MAX_LRDELAY*Device->Frequency + 0.5f);
-    maxlen = NextPowerOf2(maxlen);
-    if(maxlen <= 0) return AL_FALSE;
-
+    const ALuint maxlen{NextPowerOf2(float2uint(AL_ECHO_MAX_DELAY*Device->Frequency + 0.5f) +
+        float2uint(AL_ECHO_MAX_LRDELAY*Device->Frequency + 0.5f))};
     if(maxlen != mSampleBuffer.size())
     {
         mSampleBuffer.resize(maxlen);
@@ -96,8 +91,8 @@ void EchoState::update(const ALCcontext *context, const ALeffectslot *slot, cons
     const ALCdevice *device{context->mDevice.get()};
     const auto frequency = static_cast<ALfloat>(device->Frequency);
 
-    mTap[0].delay = maxi(float2int(props->Echo.Delay*frequency + 0.5f), 1);
-    mTap[1].delay = float2int(props->Echo.LRDelay*frequency + 0.5f) + mTap[0].delay;
+    mTap[0].delay = maxu(float2uint(props->Echo.Delay*frequency + 0.5f), 1);
+    mTap[1].delay = float2uint(props->Echo.LRDelay*frequency + 0.5f) + mTap[0].delay;
 
     const ALfloat gainhf{maxf(1.0f - props->Echo.Damping, 0.0625f)}; /* Limit -24dB */
     mFilter.setParams(BiquadType::HighShelf, gainhf, LOWPASSFREQREF/frequency,
@@ -119,7 +114,7 @@ void EchoState::update(const ALCcontext *context, const ALeffectslot *slot, cons
 
 void EchoState::process(const size_t samplesToDo, const al::span<const FloatBufferLine> samplesIn, const al::span<FloatBufferLine> samplesOut)
 {
-    const auto mask = static_cast<ALsizei>(mSampleBuffer.size()-1);
+    const size_t mask{mSampleBuffer.size()-1};
     ALfloat *RESTRICT delaybuf{mSampleBuffer.data()};
     size_t offset{mOffset};
     size_t tap1{offset - mTap[0].delay};
@@ -128,6 +123,7 @@ void EchoState::process(const size_t samplesToDo, const al::span<const FloatBuff
 
     ASSUME(samplesToDo > 0);
 
+    const BiquadFilter filter{mFilter};
     std::tie(z1, z2) = mFilter.getComponents();
     for(size_t i{0u};i < samplesToDo;)
     {
@@ -148,7 +144,7 @@ void EchoState::process(const size_t samplesToDo, const al::span<const FloatBuff
             const float feedb{mTempBuffer[1][i++]};
 
             /* Add feedback to the delay buffer with damping and attenuation. */
-            delaybuf[offset++] += mFilter.processOne(feedb, z1, z2) * mFeedGain;
+            delaybuf[offset++] += filter.processOne(feedb, z1, z2) * mFeedGain;
         } while(--td);
     }
     mFilter.setComponents(z1, z2);
diff --git a/alc/effects/fshifter.cpp b/alc/effects/fshifter.cpp
index 351b138f..c015831c 100644
--- a/alc/effects/fshifter.cpp
+++ b/alc/effects/fshifter.cpp
@@ -49,9 +49,9 @@ std::array<ALdouble,HIL_SIZE> InitHannWindow()
 {
     std::array<ALdouble,HIL_SIZE> ret;
     /* Create lookup table of the Hann window for the desired size, i.e. HIL_SIZE */
-    for(ALsizei i{0};i < HIL_SIZE>>1;i++)
+    for(size_t i{0};i < HIL_SIZE>>1;i++)
     {
-        ALdouble val = std::sin(al::MathDefs<double>::Pi() * i / ALdouble{HIL_SIZE-1});
+        const double val{std::sin(al::MathDefs<double>::Pi() * i / double{HIL_SIZE-1})};
         ret[i] = ret[HIL_SIZE-1-i] = val * val;
     }
     return ret;
diff --git a/alc/effects/modulator.cpp b/alc/effects/modulator.cpp
index ffb1c381..fbc6377c 100644
--- a/alc/effects/modulator.cpp
+++ b/alc/effects/modulator.cpp
@@ -42,29 +42,29 @@ namespace {
 #define WAVEFORM_FRACONE   (1<<WAVEFORM_FRACBITS)
 #define WAVEFORM_FRACMASK  (WAVEFORM_FRACONE-1)
 
-inline ALfloat Sin(ALsizei index)
+inline ALfloat Sin(ALuint index)
 {
     return std::sin(static_cast<ALfloat>(index) *
         (al::MathDefs<float>::Tau() / ALfloat{WAVEFORM_FRACONE}));
 }
 
-inline ALfloat Saw(ALsizei index)
+inline ALfloat Saw(ALuint index)
 {
     return static_cast<ALfloat>(index)*(2.0f/WAVEFORM_FRACONE) - 1.0f;
 }
 
-inline ALfloat Square(ALsizei index)
+inline ALfloat Square(ALuint index)
 {
     return static_cast<ALfloat>(((index>>(WAVEFORM_FRACBITS-2))&2) - 1);
 }
 
-inline ALfloat One(ALsizei)
+inline ALfloat One(ALuint)
 {
     return 1.0f;
 }
 
-template<ALfloat func(ALsizei)>
-void Modulate(ALfloat *RESTRICT dst, ALsizei index, const ALsizei step, size_t todo)
+template<ALfloat func(ALuint)>
+void Modulate(ALfloat *RESTRICT dst, ALuint index, const ALuint step, size_t todo)
 {
     for(size_t i{0u};i < todo;i++)
     {
@@ -76,10 +76,10 @@ void Modulate(ALfloat *RESTRICT dst, ALsizei index, const ALsizei step, size_t t
 
 
 struct ModulatorState final : public EffectState {
-    void (*mGetSamples)(ALfloat*RESTRICT, ALsizei, const ALsizei, size_t){};
+    void (*mGetSamples)(ALfloat*RESTRICT, ALuint, const ALuint, size_t){};
 
-    ALsizei mIndex{0};
-    ALsizei mStep{1};
+    ALuint mIndex{0};
+    ALuint mStep{1};
 
     struct {
         BiquadFilter Filter;
@@ -111,7 +111,7 @@ void ModulatorState::update(const ALCcontext *context, const ALeffectslot *slot,
     const ALCdevice *device{context->mDevice.get()};
 
     const float step{props->Modulator.Frequency / static_cast<ALfloat>(device->Frequency)};
-    mStep = fastf2i(clampf(step*WAVEFORM_FRACONE, 0.0f, ALfloat{WAVEFORM_FRACONE-1}));
+    mStep = fastf2u(clampf(step*WAVEFORM_FRACONE, 0.0f, ALfloat{WAVEFORM_FRACONE-1}));
 
     if(mStep == 0)
         mGetSamples = Modulate<One>;
diff --git a/alc/effects/pshifter.cpp b/alc/effects/pshifter.cpp
index 9d011b12..a4d66706 100644
--- a/alc/effects/pshifter.cpp
+++ b/alc/effects/pshifter.cpp
@@ -55,9 +55,9 @@ std::array<ALdouble,STFT_SIZE> InitHannWindow()
 {
     std::array<ALdouble,STFT_SIZE> ret;
     /* Create lookup table of the Hann window for the desired size, i.e. HIL_SIZE */
-    for(ALsizei i{0};i < STFT_SIZE>>1;i++)
+    for(size_t i{0};i < STFT_SIZE>>1;i++)
     {
-        ALdouble val = std::sin(al::MathDefs<double>::Pi() * i / ALdouble{STFT_SIZE-1});
+        const double val{std::sin(al::MathDefs<double>::Pi() * i / ALdouble{STFT_SIZE-1})};
         ret[i] = ret[STFT_SIZE-1-i] = val * val;
     }
     return ret;
@@ -93,7 +93,7 @@ inline complex_d polar2rect(const ALphasor &number)
 struct PshifterState final : public EffectState {
     /* Effect parameters */
     size_t  mCount;
-    ALsizei mPitchShiftI;
+    ALuint  mPitchShiftI;
     ALfloat mPitchShift;
     ALfloat mFreqPerBin;
 
@@ -151,7 +151,7 @@ void PshifterState::update(const ALCcontext*, const ALeffectslot *slot, const Ef
     const float pitch{std::pow(2.0f,
         static_cast<ALfloat>(props->Pshifter.CoarseTune*100 + props->Pshifter.FineTune) / 1200.0f
     )};
-    mPitchShiftI = fastf2i(pitch*FRACTIONONE);
+    mPitchShiftI = fastf2u(pitch*FRACTIONONE);
     mPitchShift  = mPitchShiftI * (1.0f/FRACTIONONE);
 
     ALfloat coeffs[MAX_AMBI_CHANNELS];
diff --git a/alc/effects/reverb.cpp b/alc/effects/reverb.cpp
index 6017f6d1..b5100a14 100644
--- a/alc/effects/reverb.cpp
+++ b/alc/effects/reverb.cpp
@@ -229,13 +229,13 @@ struct DelayLineI {
     { Line = &sampleBuffer[reinterpret_cast<ptrdiff_t>(Line)]; }
 
     /* Calculate the length of a delay line and store its mask and offset. */
-    ALuint calcLineLength(const ALfloat length, const ptrdiff_t offset, const ALfloat frequency,
+    ALuint calcLineLength(const ALfloat length, const uintptr_t offset, const ALfloat frequency,
         const ALuint extra)
     {
         /* All line lengths are powers of 2, calculated from their lengths in
          * seconds, rounded up.
          */
-        auto samples = static_cast<ALuint>(float2int(std::ceil(length*frequency)));
+        ALuint samples{float2uint(std::ceil(length*frequency))};
         samples = NextPowerOf2(samples + extra);
 
         /* All lines share a single sample buffer. */
@@ -567,7 +567,7 @@ ALboolean ReverbState::deviceUpdate(const ALCdevice *device)
     const ALfloat multiplier{CalcDelayLengthMult(AL_EAXREVERB_MAX_DENSITY)};
 
     /* The late feed taps are set a fixed position past the latest delay tap. */
-    mLateFeedTap = float2int(
+    mLateFeedTap = float2uint(
         (AL_EAXREVERB_MAX_REFLECTIONS_DELAY + EARLY_TAP_LENGTHS.back()*multiplier) * frequency);
 
     /* Clear filters and gain coefficients since the delay lines were all just
@@ -729,13 +729,13 @@ void EarlyReflections::updateLines(const ALfloat density, const ALfloat diffusio
         ALfloat length{EARLY_ALLPASS_LENGTHS[i] * multiplier};
 
         /* Calculate the delay offset for each all-pass line. */
-        VecAp.Offset[i][1] = float2int(length * frequency);
+        VecAp.Offset[i][1] = float2uint(length * frequency);
 
         /* Calculate the length (in seconds) of each delay line. */
         length = EARLY_LINE_LENGTHS[i] * multiplier;
 
         /* Calculate the delay offset for each delay line. */
-        Offset[i][1] = float2int(length * frequency);
+        Offset[i][1] = float2uint(length * frequency);
 
         /* Calculate the gain (coefficient) for each line. */
         Coeff[i][1] = CalcDecayCoeff(length, decayTime);
@@ -787,13 +787,13 @@ void LateReverb::updateLines(const ALfloat density, const ALfloat diffusion,
         length = LATE_ALLPASS_LENGTHS[i] * multiplier;
 
         /* Calculate the delay offset for each all-pass line. */
-        VecAp.Offset[i][1] = float2int(length * frequency);
+        VecAp.Offset[i][1] = float2uint(length * frequency);
 
         /* Calculate the length (in seconds) of each delay line. */
         length = LATE_LINE_LENGTHS[i] * multiplier;
 
         /* Calculate the delay offset for each delay line. */
-        Offset[i][1] = float2int(length*frequency + 0.5f);
+        Offset[i][1] = float2uint(length*frequency + 0.5f);
 
         /* Approximate the absorption that the vector all-pass would exhibit
          * given the current diffusion so we don't have to process a full T60
@@ -826,14 +826,14 @@ void ReverbState::updateDelayLine(const ALfloat earlyDelay, const ALfloat lateDe
     for(size_t i{0u};i < NUM_LINES;i++)
     {
         ALfloat length{earlyDelay + EARLY_TAP_LENGTHS[i]*multiplier};
-        mEarlyDelayTap[i][1] = float2int(length * frequency);
+        mEarlyDelayTap[i][1] = float2uint(length * frequency);
 
         length = EARLY_TAP_LENGTHS[i]*multiplier;
         mEarlyDelayCoeff[i][1] = CalcDecayCoeff(length, decayTime);
 
         length = (LATE_LINE_LENGTHS[i] - LATE_LINE_LENGTHS.front())/float{NUM_LINES}*multiplier +
             lateDelay;
-        mLateDelayTap[i][1] = mLateFeedTap + float2int(length * frequency);
+        mLateDelayTap[i][1] = mLateFeedTap + float2uint(length * frequency);
     }
 }
 
@@ -1464,7 +1464,7 @@ void ReverbState::process(const size_t samplesToDo, const al::span<const FloatBu
             /* Some mixers require maintaining a 4-sample alignment, so ensure
              * that if it's not the last iteration.
              */
-            if(base+todo < samplesToDo) todo &= ~3;
+            if(base+todo < samplesToDo) todo &= ~size_t{3};
             ASSUME(todo > 0);
 
             /* Generate non-faded early reflections and late reverb. */
@@ -1484,7 +1484,7 @@ void ReverbState::process(const size_t samplesToDo, const al::span<const FloatBu
         for(size_t base{0};base < samplesToDo;)
         {
             size_t todo{minz(samplesToDo - base, minz(mMaxUpdate[0], mMaxUpdate[1]))};
-            if(base+todo < samplesToDo) todo &= ~3;
+            if(base+todo < samplesToDo) todo &= ~size_t{3};
             ASSUME(todo > 0);
 
             /* Generate cross-faded early reflections and late reverb. */
diff --git a/alc/effects/vmorpher.cpp b/alc/effects/vmorpher.cpp
index a3524371..a6a077b6 100644
--- a/alc/effects/vmorpher.cpp
+++ b/alc/effects/vmorpher.cpp
@@ -44,29 +44,29 @@ namespace {
 #define WAVEFORM_FRACONE   (1<<WAVEFORM_FRACBITS)
 #define WAVEFORM_FRACMASK  (WAVEFORM_FRACONE-1)
 
-inline ALfloat Sin(ALsizei index)
+inline ALfloat Sin(ALuint index)
 {
     constexpr ALfloat scale{al::MathDefs<float>::Tau() / ALfloat{WAVEFORM_FRACONE}};
     return std::sin(static_cast<ALfloat>(index) * scale)*0.5f + 0.5f;
 }
 
-inline ALfloat Saw(ALsizei index)
+inline ALfloat Saw(ALuint index)
 {
     return static_cast<ALfloat>(index) / ALfloat{WAVEFORM_FRACONE};
 }
 
-inline ALfloat Triangle(ALsizei index)
+inline ALfloat Triangle(ALuint index)
 {
     return std::fabs(static_cast<ALfloat>(index)*(2.0f/WAVEFORM_FRACONE) - 1.0f);
 }
 
-inline ALfloat Half(ALsizei)
+inline ALfloat Half(ALuint)
 {
     return 0.5f;
 }
 
-template<ALfloat func(ALsizei)>
-void Oscillate(ALfloat *RESTRICT dst, ALsizei index, const ALsizei step, size_t todo)
+template<ALfloat func(ALuint)>
+void Oscillate(ALfloat *RESTRICT dst, ALuint index, const ALuint step, size_t todo)
 {
     for(size_t i{0u};i < todo;i++)
     {
@@ -126,10 +126,10 @@ struct VmorpherState final : public EffectState {
         ALfloat TargetGains[MAX_OUTPUT_CHANNELS]{};
     } mChans[MAX_AMBI_CHANNELS];
 
-    void (*mGetSamples)(ALfloat* RESTRICT, ALsizei, const ALsizei, size_t){};
+    void (*mGetSamples)(ALfloat* RESTRICT, ALuint, const ALuint, size_t){};
 
-    ALsizei mIndex{0};
-    ALsizei mStep{1};
+    ALuint mIndex{0};
+    ALuint mStep{1};
 
     /* Effects buffers */
     ALfloat mSampleBufferA[MAX_UPDATE_SAMPLES]{};
@@ -153,41 +153,41 @@ std::array<FormantFilter,4> VmorpherState::getFiltersByPhoneme(ALenum phoneme, A
      */
     switch(phoneme)
     {
-        case AL_VOCAL_MORPHER_PHONEME_A:
-            return {{
-                {( 800 * pitch) / frequency, 1.000000f}, /* std::pow(10.0f,   0 / 20.0f); */
-                {(1150 * pitch) / frequency, 0.501187f}, /* std::pow(10.0f,  -6 / 20.0f); */
-                {(2900 * pitch) / frequency, 0.025118f}, /* std::pow(10.0f, -32 / 20.0f); */
-                {(3900 * pitch) / frequency, 0.100000f}  /* std::pow(10.0f, -20 / 20.0f); */
-            }};
-        case AL_VOCAL_MORPHER_PHONEME_E:
-            return {{
-                {( 350 * pitch) / frequency, 1.000000f}, /* std::pow(10.0f,   0 / 20.0f); */
-                {(2000 * pitch) / frequency, 0.100000f}, /* std::pow(10.0f, -20 / 20.0f); */
-                {(2800 * pitch) / frequency, 0.177827f}, /* std::pow(10.0f, -15 / 20.0f); */
-                {(3600 * pitch) / frequency, 0.009999f}  /* std::pow(10.0f, -40 / 20.0f); */
-            }};
-        case AL_VOCAL_MORPHER_PHONEME_I:
-            return {{
-                {( 270 * pitch) / frequency, 1.000000f}, /* std::pow(10.0f,   0 / 20.0f); */
-                {(2140 * pitch) / frequency, 0.251188f}, /* std::pow(10.0f, -12 / 20.0f); */
-                {(2950 * pitch) / frequency, 0.050118f}, /* std::pow(10.0f, -26 / 20.0f); */
-                {(3900 * pitch) / frequency, 0.050118f}  /* std::pow(10.0f, -26 / 20.0f); */
-            }};
-        case AL_VOCAL_MORPHER_PHONEME_O:
-            return {{
-                {( 450 * pitch) / frequency, 1.000000f}, /* std::pow(10.0f,   0 / 20.0f); */
-                {( 800 * pitch) / frequency, 0.281838f}, /* std::pow(10.0f, -11 / 20.0f); */
-                {(2830 * pitch) / frequency, 0.079432f}, /* std::pow(10.0f, -22 / 20.0f); */
-                {(3800 * pitch) / frequency, 0.079432f}  /* std::pow(10.0f, -22 / 20.0f); */
-            }};
-        case AL_VOCAL_MORPHER_PHONEME_U:
-            return {{
-                {( 325 * pitch) / frequency, 1.000000f}, /* std::pow(10.0f,   0 / 20.0f); */
-                {( 700 * pitch) / frequency, 0.158489f}, /* std::pow(10.0f, -16 / 20.0f); */
-                {(2700 * pitch) / frequency, 0.017782f}, /* std::pow(10.0f, -35 / 20.0f); */
-                {(3800 * pitch) / frequency, 0.009999f}  /* std::pow(10.0f, -40 / 20.0f); */
-            }};
+    case AL_VOCAL_MORPHER_PHONEME_A:
+        return {{
+            {( 800 * pitch) / frequency, 1.000000f}, /* std::pow(10.0f,   0 / 20.0f); */
+            {(1150 * pitch) / frequency, 0.501187f}, /* std::pow(10.0f,  -6 / 20.0f); */
+            {(2900 * pitch) / frequency, 0.025118f}, /* std::pow(10.0f, -32 / 20.0f); */
+            {(3900 * pitch) / frequency, 0.100000f}  /* std::pow(10.0f, -20 / 20.0f); */
+        }};
+    case AL_VOCAL_MORPHER_PHONEME_E:
+        return {{
+            {( 350 * pitch) / frequency, 1.000000f}, /* std::pow(10.0f,   0 / 20.0f); */
+            {(2000 * pitch) / frequency, 0.100000f}, /* std::pow(10.0f, -20 / 20.0f); */
+            {(2800 * pitch) / frequency, 0.177827f}, /* std::pow(10.0f, -15 / 20.0f); */
+            {(3600 * pitch) / frequency, 0.009999f}  /* std::pow(10.0f, -40 / 20.0f); */
+        }};
+    case AL_VOCAL_MORPHER_PHONEME_I:
+        return {{
+            {( 270 * pitch) / frequency, 1.000000f}, /* std::pow(10.0f,   0 / 20.0f); */
+            {(2140 * pitch) / frequency, 0.251188f}, /* std::pow(10.0f, -12 / 20.0f); */
+            {(2950 * pitch) / frequency, 0.050118f}, /* std::pow(10.0f, -26 / 20.0f); */
+            {(3900 * pitch) / frequency, 0.050118f}  /* std::pow(10.0f, -26 / 20.0f); */
+        }};
+    case AL_VOCAL_MORPHER_PHONEME_O:
+        return {{
+            {( 450 * pitch) / frequency, 1.000000f}, /* std::pow(10.0f,   0 / 20.0f); */
+            {( 800 * pitch) / frequency, 0.281838f}, /* std::pow(10.0f, -11 / 20.0f); */
+            {(2830 * pitch) / frequency, 0.079432f}, /* std::pow(10.0f, -22 / 20.0f); */
+            {(3800 * pitch) / frequency, 0.079432f}  /* std::pow(10.0f, -22 / 20.0f); */
+        }};
+    case AL_VOCAL_MORPHER_PHONEME_U:
+        return {{
+            {( 325 * pitch) / frequency, 1.000000f}, /* std::pow(10.0f,   0 / 20.0f); */
+            {( 700 * pitch) / frequency, 0.158489f}, /* std::pow(10.0f, -16 / 20.0f); */
+            {(2700 * pitch) / frequency, 0.017782f}, /* std::pow(10.0f, -35 / 20.0f); */
+            {(3800 * pitch) / frequency, 0.009999f}  /* std::pow(10.0f, -40 / 20.0f); */
+        }};
     }
     return {};
 }
@@ -211,8 +211,8 @@ void VmorpherState::update(const ALCcontext *context, const ALeffectslot *slot,
 {
     const ALCdevice *device{context->mDevice.get()};
     const ALfloat frequency{static_cast<ALfloat>(device->Frequency)};
-    const ALfloat step{props->Vmorpher.Rate / static_cast<ALfloat>(device->Frequency)};
-    mStep = fastf2i(clampf(step*WAVEFORM_FRACONE, 0.0f, ALfloat{WAVEFORM_FRACONE-1}));
+    const ALfloat step{props->Vmorpher.Rate / frequency};
+    mStep = fastf2u(clampf(step*WAVEFORM_FRACONE, 0.0f, ALfloat{WAVEFORM_FRACONE-1}));
 
     if(mStep == 0)
         mGetSamples = Oscillate<Half>;
diff --git a/common/alnumeric.h b/common/alnumeric.h
index 94ea2ee0..b409ce9c 100644
--- a/common/alnumeric.h
+++ b/common/alnumeric.h
@@ -251,6 +251,8 @@ inline int float2int(float f) noexcept
     return static_cast<int>(f);
 #endif
 }
+inline unsigned int float2uint(float f) noexcept
+{ return static_cast<unsigned int>(float2int(f)); }
 
 /** Converts double-to-int using standard behavior (truncation). */
 inline int double2int(double d) noexcept