diff options
Diffstat (limited to 'Alc')
| -rw-r--r-- | Alc/mixer.c | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/Alc/mixer.c b/Alc/mixer.c index 596db64c..5d7d828d 100644 --- a/Alc/mixer.c +++ b/Alc/mixer.c @@ -48,25 +48,16 @@ static __inline ALdouble lerp(ALdouble val1, ALdouble val2, ALint frac) val1 += ((val2-val1) * (frac * (1.0/(1<<FRACTIONBITS)))); return val1; } -static __inline ALdouble cos_lerp(ALdouble val1, ALdouble val2, ALint frac) -{ - val1 += ((val2-val1) * ((1.0-cos(frac * (1.0/(1<<FRACTIONBITS)) * M_PI)) * 0.5)); - return val1; -} static __inline ALdouble point16(ALdouble val1, ALdouble val2, ALint frac) { return point(val1, val2, frac) / 32767.0; } static __inline ALdouble lerp16(ALdouble val1, ALdouble val2, ALint frac) { return lerp(val1, val2, frac) / 32767.0; } -static __inline ALdouble cos_lerp16(ALdouble val1, ALdouble val2, ALint frac) -{ return cos_lerp(val1, val2, frac) / 32767.0; } static __inline ALdouble point8(ALdouble val1, ALdouble val2, ALint frac) { return (point(val1, val2, frac)-128.0) / 127.0; } static __inline ALdouble lerp8(ALdouble val1, ALdouble val2, ALint frac) { return (lerp(val1, val2, frac)-128.0) / 127.0; } -static __inline ALdouble cos_lerp8(ALdouble val1, ALdouble val2, ALint frac) -{ return (cos_lerp(val1, val2, frac)-128.0) / 127.0; } @@ -204,15 +195,12 @@ static void Mix_##T##_Mono_##sampler(ALsource *Source, ALCdevice *Device, \ DECL_MIX_MONO(ALfloat, point) DECL_MIX_MONO(ALfloat, lerp) -DECL_MIX_MONO(ALfloat, cos_lerp) DECL_MIX_MONO(ALshort, point16) DECL_MIX_MONO(ALshort, lerp16) -DECL_MIX_MONO(ALshort, cos_lerp16) DECL_MIX_MONO(ALubyte, point8) DECL_MIX_MONO(ALubyte, lerp8) -DECL_MIX_MONO(ALubyte, cos_lerp8) #define DECL_MIX_STEREO(T,sampler) \ @@ -361,15 +349,12 @@ static void Mix_##T##_Stereo_##sampler(ALsource *Source, ALCdevice *Device, \ DECL_MIX_STEREO(ALfloat, point) DECL_MIX_STEREO(ALfloat, lerp) -DECL_MIX_STEREO(ALfloat, cos_lerp) DECL_MIX_STEREO(ALshort, point16) DECL_MIX_STEREO(ALshort, lerp16) -DECL_MIX_STEREO(ALshort, cos_lerp16) DECL_MIX_STEREO(ALubyte, point8) DECL_MIX_STEREO(ALubyte, lerp8) -DECL_MIX_STEREO(ALubyte, cos_lerp8) #define DECL_MIX_MC(T,chans,sampler) \ @@ -509,15 +494,12 @@ static const Channel QuadChans[] = { FRONT_LEFT, FRONT_RIGHT, BACK_LEFT, BACK_RIGHT }; DECL_MIX_MC(ALfloat, QuadChans, point) DECL_MIX_MC(ALfloat, QuadChans, lerp) -DECL_MIX_MC(ALfloat, QuadChans, cos_lerp) DECL_MIX_MC(ALshort, QuadChans, point16) DECL_MIX_MC(ALshort, QuadChans, lerp16) -DECL_MIX_MC(ALshort, QuadChans, cos_lerp16) DECL_MIX_MC(ALubyte, QuadChans, point8) DECL_MIX_MC(ALubyte, QuadChans, lerp8) -DECL_MIX_MC(ALubyte, QuadChans, cos_lerp8) static const Channel X51Chans[] = { FRONT_LEFT, FRONT_RIGHT, @@ -525,15 +507,12 @@ static const Channel X51Chans[] = { FRONT_LEFT, FRONT_RIGHT, BACK_LEFT, BACK_RIGHT }; DECL_MIX_MC(ALfloat, X51Chans, point) DECL_MIX_MC(ALfloat, X51Chans, lerp) -DECL_MIX_MC(ALfloat, X51Chans, cos_lerp) DECL_MIX_MC(ALshort, X51Chans, point16) DECL_MIX_MC(ALshort, X51Chans, lerp16) -DECL_MIX_MC(ALshort, X51Chans, cos_lerp16) DECL_MIX_MC(ALubyte, X51Chans, point8) DECL_MIX_MC(ALubyte, X51Chans, lerp8) -DECL_MIX_MC(ALubyte, X51Chans, cos_lerp8) static const Channel X61Chans[] = { FRONT_LEFT, FRONT_RIGHT, @@ -542,15 +521,12 @@ static const Channel X61Chans[] = { FRONT_LEFT, FRONT_RIGHT, SIDE_LEFT, SIDE_RIGHT }; DECL_MIX_MC(ALfloat, X61Chans, point) DECL_MIX_MC(ALfloat, X61Chans, lerp) -DECL_MIX_MC(ALfloat, X61Chans, cos_lerp) DECL_MIX_MC(ALshort, X61Chans, point16) DECL_MIX_MC(ALshort, X61Chans, lerp16) -DECL_MIX_MC(ALshort, X61Chans, cos_lerp16) DECL_MIX_MC(ALubyte, X61Chans, point8) DECL_MIX_MC(ALubyte, X61Chans, lerp8) -DECL_MIX_MC(ALubyte, X61Chans, cos_lerp8) static const Channel X71Chans[] = { FRONT_LEFT, FRONT_RIGHT, @@ -559,15 +535,12 @@ static const Channel X71Chans[] = { FRONT_LEFT, FRONT_RIGHT, SIDE_LEFT, SIDE_RIGHT }; DECL_MIX_MC(ALfloat, X71Chans, point) DECL_MIX_MC(ALfloat, X71Chans, lerp) -DECL_MIX_MC(ALfloat, X71Chans, cos_lerp) DECL_MIX_MC(ALshort, X71Chans, point16) DECL_MIX_MC(ALshort, X71Chans, lerp16) -DECL_MIX_MC(ALshort, X71Chans, cos_lerp16) DECL_MIX_MC(ALubyte, X71Chans, point8) DECL_MIX_MC(ALubyte, X71Chans, lerp8) -DECL_MIX_MC(ALubyte, X71Chans, cos_lerp8) #define DECL_MIX(T, sampler) \ @@ -612,15 +585,12 @@ static void Mix_##T##_##sampler(ALsource *Source, ALCdevice *Device, ALuint Chan DECL_MIX(ALfloat, point) DECL_MIX(ALfloat, lerp) -DECL_MIX(ALfloat, cos_lerp) DECL_MIX(ALshort, point16) DECL_MIX(ALshort, lerp16) -DECL_MIX(ALshort, cos_lerp16) DECL_MIX(ALubyte, point8) DECL_MIX(ALubyte, lerp8) -DECL_MIX(ALubyte, cos_lerp8) /* Stack data size can be whatever. Larger values need more stack, while @@ -827,20 +797,6 @@ ALvoid MixSource(ALsource *Source, ALCdevice *Device, ALuint SamplesToDo) SrcData, &DataPosInt, &DataPosFrac, j, SamplesToDo, BufferSize); break; - case COSINE_RESAMPLER: - if(Bytes == 4) - Mix_ALfloat_cos_lerp(Source, Device, Channels, - SrcData, &DataPosInt, &DataPosFrac, - j, SamplesToDo, BufferSize); - else if(Bytes == 2) - Mix_ALshort_cos_lerp16(Source, Device, Channels, - SrcData, &DataPosInt, &DataPosFrac, - j, SamplesToDo, BufferSize); - else if(Bytes == 1) - Mix_ALubyte_cos_lerp8(Source, Device, Channels, - SrcData, &DataPosInt, &DataPosFrac, - j, SamplesToDo, BufferSize); - break; case RESAMPLER_MIN: case RESAMPLER_MAX: break; |