diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/drumgizmo.cc | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/src/drumgizmo.cc b/src/drumgizmo.cc index dd3c08d..890de59 100644 --- a/src/drumgizmo.cc +++ b/src/drumgizmo.cc @@ -405,7 +405,7 @@ void DrumGizmo::getSamples(int ch, int pos, sample_t *s, size_t sz) continue; } - bool initial = evt->cache_id == CACHE_NOID? 1 : 0; + size_t buffer_offset = 0; if(evt->cache_id == CACHE_NOID) { size_t initial_chunksize = (pos + sz) - evt->offset; @@ -413,16 +413,17 @@ void DrumGizmo::getSamples(int ch, int pos, sample_t *s, size_t sz) cacheManager.open(af, initial_chunksize, ch, evt->cache_id); evt->buffer_size = initial_chunksize; } + else { + buffer_offset = evt->offset; + } { MutexAutolock l(af->mutex); size_t n = 0; // default start point is 0. - if(initial) { - // If we are not at offset 0 in current buffer: - if(evt->offset > (size_t)pos) n = evt->offset - pos; - } + // If we are not at offset 0 in current buffer: + if(evt->offset > (size_t)pos) n = evt->offset - pos; size_t end = sz; // default end point is the end of the buffer. @@ -434,27 +435,23 @@ void DrumGizmo::getSamples(int ch, int pos, sample_t *s, size_t sz) if(end > sz) end = sz; if(evt->rampdown == NO_RAMPDOWN) { - #ifdef SSE size_t optend = ((end - n) / N) * N + n; size_t t; for(; n < optend; n += N) { - t = evt->t % evt->buffer_size; + t = (evt->t + buffer_offset) % evt->buffer_size; *(vNsf*)&(s[n]) += *(vNsf*)&(evt->buffer[t]); evt->t += N; } #endif for(; n < end; n++) { - if(initial) - s[n] += evt->buffer[evt->t % evt->buffer_size]; - else - s[n] += evt->buffer[(evt->t + evt->offset) % evt->buffer_size]; + s[n] += evt->buffer[ (evt->t + buffer_offset) % evt->buffer_size]; evt->t++; } } else { // Ramp down in progress. for(; n < end && evt->rampdown; n++) { float scale = (float)evt->rampdown/(float)evt->ramp_start; - s[n] += evt->buffer[evt->t % evt->buffer_size] * scale; + s[n] += evt->buffer[ (evt->t + buffer_offset) % evt->buffer_size] * scale; evt->t++; evt->rampdown--; } |