From eb81cf5820770c54d33facaf09f7f79a17e272ed Mon Sep 17 00:00:00 2001 From: Florian Jung Date: Mon, 10 Jan 2011 17:04:54 +0100 Subject: Implemented handler for soft-pedal Controller 67 aka soft-pedal now can reduce the note's volume by half TODO: - let the user set the percentage for the volume, either per controller (per channel) or per CLI (global) --- note_compiler/plugin_factory/infile.cpp | 106 +++++++------------------------- 1 file changed, 23 insertions(+), 83 deletions(-) (limited to 'note_compiler/plugin_factory/infile.cpp') diff --git a/note_compiler/plugin_factory/infile.cpp b/note_compiler/plugin_factory/infile.cpp index 3523fd8..54ad6e5 100644 --- a/note_compiler/plugin_factory/infile.cpp +++ b/note_compiler/plugin_factory/infile.cpp @@ -26,7 +26,7 @@ IntToStr_func_t* IntToStr=NULL; class Note : public NoteSkel { public: - Note(int n, float v,program_t &prg, jack_nframes_t pf, fixed_t pb, int prg_no); + Note(int n, float v,program_t &prg, jack_nframes_t pf, fixed_t pb, int prg_no, float vol_fac); ~Note(); fixed_t get_sample(); @@ -58,17 +58,14 @@ class Note : public NoteSkel //sync is disabled - LowPassFilter filter; - filter_params_t filter_params; - int filter_update_counter; - Envelope *filter_envelope; + //filter is disabled pfactor_value_t pfactor; struct { oscillator_t osc0; oscillator_t osc1; - filter_params_t filter_params; + //filter is disabled } orig; // member variables end here }; @@ -82,7 +79,7 @@ inline fixed_t init_custom_osc_phase(int len, fixed_t sr) } -Note::Note(int n, float v, program_t &prg, jack_nframes_t pf, fixed_t pb, int prg_no) +Note::Note(int n, float v, program_t &prg, jack_nframes_t pf, fixed_t pb, int prg_no, float vol_fac) { curr_prg=&prg; @@ -106,23 +103,18 @@ Note::Note(int n, float v, program_t &prg, jack_nframes_t pf, fixed_t pb, int pr //initalize oscillator.phase to multiples of their wave resolution osc0.phase=ONE * PHASE_INIT; - osc1.phase=init_custom_osc_phase(osc1.custom_wave->wave_len, osc1.custom_wave->samp_rate); + osc1.phase=ONE * PHASE_INIT; do_ksl(); - filter_params=prg.filter_settings; - orig.filter_params=prg.filter_settings; - filter_envelope=new Envelope(filter_params.env_settings); - filter_update_counter=filter_update_frames; - - portamento_frames=0; set_portamento_frames(pf); set_note(n); freq=dest_freq; set_vel(v); + set_vol_factor(vol_fac); pitchbend=pb; @@ -153,13 +145,9 @@ void Note::destroy() void Note::recalc_factors() { - pfactor.filter_env=calc_pfactor(curr_prg->pfactor.filter_env, vel); - pfactor.filter_res=calc_pfactor(curr_prg->pfactor.filter_res, vel); - pfactor.filter_offset=calc_pfactor(curr_prg->pfactor.filter_offset, vel); - for (int i=0;i<2;i++) { - pfactor.out[i]=calc_pfactor(curr_prg->pfactor.out[i], vel); + pfactor.out[i]=calc_pfactor(curr_prg->pfactor.out[i], vel) * volume_factor; for (int j=0;j<2;j++) pfactor.fm[i][j]=calc_pfactor(curr_prg->pfactor.fm[i][j], vel); @@ -167,10 +155,6 @@ void Note::recalc_factors() } void Note::apply_pfactor() { - filter_params.env_amount=orig.filter_params.env_amount*pfactor.filter_env /ONE; - filter_params.freqfactor_offset=orig.filter_params.freqfactor_offset*pfactor.filter_offset /ONE; - filter_params.resonance=orig.filter_params.resonance*pfactor.filter_res /ONE; - osc0.output=orig.osc0.output*pfactor.out[0] >>SCALE; for (int i=0;i<2;i++) osc0.fm_strength[i]=orig.osc0.fm_strength[i]*pfactor.fm[0][i] >>SCALE; @@ -191,8 +175,6 @@ void Note::release() { env0->release_key(); env1->release_key(); - - filter_envelope->release_key(); } void Note::release_quickly(jack_nframes_t maxt) { @@ -209,8 +191,6 @@ void Note::reattack() { env0->reattack(); env1->reattack(); - - filter_envelope->reattack(); } void Note::do_ksr() @@ -249,29 +229,18 @@ fixed_t Note::get_sample() //sync is disabled - osc0.phase+= (actual_freq*osc0.factor/samp_rate)>>SCALE; - oscval[0] = wave[0][ ( ( osc0.phase + ( + (old_oscval[1] * osc0.fm_strength[1]) >>SCALE ) ) * WAVE_RES >>SCALE ) % WAVE_RES ] * env0->get_level() >>SCALE; - //oscillator0 has no tremolo + osc0.phase+= ( (osc0.vibrato_depth==0) ? ((actual_freq*osc0.factor/samp_rate)>>SCALE) : (( (curr_lfo[osc0.vibrato_lfo][osc0.vibrato_depth]*actual_freq >>SCALE)*osc0.factor/samp_rate)>>SCALE) ); + oscval[0] = wave[1][ ( ( osc0.phase + ( + (old_oscval[0] * 104857) + (old_oscval[1] * osc0.fm_strength[1]) >>SCALE ) ) * WAVE_RES >>SCALE ) % WAVE_RES ] * env0->get_level() >>SCALE; + if (osc0.tremolo_depth) + oscval[0] = oscval[0] * curr_lfo[0][osc0.tremolo_depth] >>SCALE; - osc1.phase+= (actual_freq*osc1.factor/samp_rate)>>SCALE; - oscval[1] = osc1.custom_wave->wave[ ( osc1.phase * osc1.custom_wave->samp_rate >>(2*SCALE) ) % osc1.custom_wave->wave_len ] * env1->get_level() >>SCALE; + osc1.phase+= ( (curr_lfo[osc1.vibrato_lfo][osc1.vibrato_depth]*actual_freq >>SCALE)*osc1.factor/samp_rate)>>SCALE; + oscval[1] = wave[0][ ( osc1.phase * WAVE_RES >>SCALE ) % WAVE_RES ] * env1->get_level() >>SCALE; //oscillator1 has no tremolo - fixed_t out = ( + osc0.output*oscval[0] + osc1.output*oscval[1] >>SCALE ); - + fixed_t out = ( + osc0.output*oscval[0] >>SCALE ); - filter_update_counter++; - if (filter_update_counter>=filter_update_frames) - { - filter_update_counter=0; - - float cutoff= float(actual_freq)/ONE * - float(curr_lfo[filter_params.trem_lfo][filter_params.trem_strength])/ONE * - ( filter_params.freqfactor_offset + filter_envelope->get_level() * filter_params.env_amount / float(ONE) ); - filter.set_params( cutoff, filter_params.resonance ); - } - filter.process_sample(&out); return out; } @@ -318,47 +287,18 @@ void Note::set_param(const parameter_t &p, fixed_t v) case MODULATION: sel_orig_osc->fm_strength[p.index]=v; apply_pfactor(); break; case OUTPUT: sel_orig_osc->output=v; apply_pfactor(); break; - - case FILTER_ENABLED: output_note("NOTE: cannot enable filter in playing notes"); break; - case FILTER_ENV_AMOUNT: orig.filter_params.env_amount=float(v)/ONE; apply_pfactor(); break; - case FILTER_OFFSET: orig.filter_params.freqfactor_offset=float(v)/ONE; apply_pfactor(); break; - case FILTER_RESONANCE: orig.filter_params.resonance=float(v)/ONE; apply_pfactor(); break; - case FILTER_TREMOLO: filter_params.trem_strength=v; break; - case FILTER_TREM_LFO: filter_params.trem_lfo=v; break; - + case FILTER_ENABLED: + case FILTER_ENV_AMOUNT: case FILTER_ATTACK: - if (filter_params.enabled) - filter_envelope->set_attack(v*samp_rate/filter_update_frames >>SCALE); - else - output_note("NOTE: cannot set filter-attack when filter is disabled"); - break; - case FILTER_DECAY: - if (filter_params.enabled) - filter_envelope->set_decay(v*samp_rate/filter_update_frames >>SCALE); - else - output_note("NOTE: cannot set filter-decay when filter is disabled"); - break; - case FILTER_SUSTAIN: - if (filter_params.enabled) - filter_envelope->set_sustain(v); - else - output_note("NOTE: cannot set filter-sustain when filter is disabled"); - break; - case FILTER_RELEASE: - if (filter_params.enabled) - filter_envelope->set_release(v*samp_rate/filter_update_frames >>SCALE); - else - output_note("NOTE: cannot set filter-release when filter is disabled"); - break; - case FILTER_HOLD: - if (filter_params.enabled) - filter_envelope->set_hold(v!=0); - else - output_note("NOTE: cannot set filter-hold when filter is disabled"); + case FILTER_OFFSET: + case FILTER_RESONANCE: + case FILTER_TREMOLO: + case FILTER_TREM_LFO: + output_note("NOTE: trying to set some filter-param, but filter is disabled"); break; @@ -370,13 +310,13 @@ void Note::set_param(const parameter_t &p, fixed_t v) -extern "C" NoteSkel* create_note(int n, float v,program_t &prg, jack_nframes_t pf, fixed_t pb, int prg_no) +extern "C" NoteSkel* create_note(int n, float v,program_t &prg, jack_nframes_t pf, fixed_t pb, int prg_no, float vol_fac) { if (wave==NULL) throw string("FATAL: trying to create a new note from a shared object without initalizing\n" " the object first! this should /never/ happen, please contact the developer"); - return new Note(n,v,prg,pf,pb,prg_no); + return new Note(n,v,prg,pf,pb,prg_no,vol_fac); } extern "C" void init_vars(int sr, int fupfr, fixed_t **w, fixed_t **clfo, output_note_func_t* out_n, IntToStr_func_t* its) -- cgit v1.2.3