daniel
de5654fb6f
The SDK's own single-component sample drains inputParameterChanges in process() and implements setParamNormalized; automation was reading the GUI channel alone. The audio thread now patches a block it solely owns.
35 lines
1.3 KiB
C++
35 lines
1.3 KiB
C++
// live_params.cpp — the fold from the parameter set to the live block, and the ramp-step law.
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// See live_params.h for the publication contract.
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#include "core/instrument/engine/live_params.h"
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namespace reasampler::instrument::engine {
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LiveValues foldLive(const PlayParams& params, double keyTrack) {
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LiveValues v;
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v.keyTrack = keyTrack;
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// Folded here, not at the voice: Voice::start reads the block's value directly, so the
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// spline rule has to be applied on the way in or the two would answer differently.
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v.splineActive = splineActive(params);
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v.lengthFraction = effectiveLengthFraction(params);
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v.filterSettings = params.filter.settings;
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v.filterModAmount = params.filter.modAmount;
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v.filterVelAmount = params.filter.velAmount;
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v.filterKeyTrack = params.filter.keyTrack;
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v.filterEnv = params.filter.env;
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v.filterAhd = params.filter.trigEnv;
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v.adsr = params.adsr;
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v.ampAhd = params.trigAhd;
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v.pitchEnv = params.pitchEnv;
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v.playRate = params.playRate;
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v.pitchOffsetSemitones = params.pitchOffsetSemitones;
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return v;
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}
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double liveRampStep(double sampleRate) {
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if (!(sampleRate > 0.0)) return 0.0; // also catches NaN
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return 1.0 / (kLiveRampSeconds * sampleRate);
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}
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} // namespace reasampler::instrument::engine
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