diff options
author | Robin Gareus <robin@gareus.org> | 2014-01-15 14:07:02 +0100 |
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committer | Robin Gareus <robin@gareus.org> | 2014-01-15 14:07:02 +0100 |
commit | c8f94053866c3c0f1e796ca2e7fad36266534640 (patch) | |
tree | 10922140b93bbe42638bea98e5fce3154e7cc3c0 /libs/panners | |
parent | ab838a126046c09017ec09a1971472f6be81bd51 (diff) |
stereo-panner: clamp width during processing to valid range
Diffstat (limited to 'libs/panners')
-rw-r--r-- | libs/panners/2in2out/panner_2in2out.cc | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libs/panners/2in2out/panner_2in2out.cc b/libs/panners/2in2out/panner_2in2out.cc index 860610ecfc..25ea1c401a 100644 --- a/libs/panners/2in2out/panner_2in2out.cc +++ b/libs/panners/2in2out/panner_2in2out.cc @@ -165,6 +165,11 @@ Panner2in2out::update () double width = this->width (); const double direction_as_lr_fract = position (); + double const wrange = min (position(), (1 - position())) * 2; + if (fabs(width) > wrange) { + width = (width > 0 ? wrange : -wrange); + } + if (width < 0.0) { width = -width; pos[0] = direction_as_lr_fract + (width/2.0); // left signal lr_fract @@ -428,6 +433,8 @@ Panner2in2out::distribute_one_automated (AudioBuffer& srcbuf, BufferSet& obufs, panR = position[n] + (width[n]/2.0f); // center - width/2 } + panR = max(0.f, min(1.f, panR)); + const float panL = 1 - panR; /* note that are overwriting buffers, but its OK |