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cwFlowProc.cpp : Implement sustain pedal in piano_voice.

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This commit is contained in:
kevin 2024-11-18 11:48:21 -05:00
parent aa12a4b9b3
commit 56a88e22f6
1 changed files with 46 additions and 14 deletions
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54
cwFlowProc.cpp
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@ -209,7 +209,7 @@ namespace cw
} inst_t;
rc_t _voice_thread_func( void* arg )
rc_t _poly_thread_func( void* arg )
{
rc_t rc = kOkRC;
voice_t* v = (voice_t*)arg;
@ -325,7 +325,7 @@ namespace cw
inst->voiceA[i].voice_idx = i;
inst->voiceA[i].net = net;
inst->taskA[i].func = _voice_thread_func;
inst->taskA[i].func = _poly_thread_func;
inst->taskA[i].arg = inst->voiceA + i;
net = net->poly_link;
@ -377,9 +377,13 @@ namespace cw
}
else
{
if((rc = exec_cycle(*proc->internal_net)) != kOkRC )
for(network_t* net=proc->internal_net; net!=nullptr; net=net->poly_link)
{
if((rc = exec_cycle(*net)) != kOkRC )
{
rc = cwLogError(rc,"poly internal network exec failed.");
break;
}
}
}
@ -4243,6 +4247,8 @@ namespace cw
v->activeFl = true;
v->pitch = m->d0;
//printf("v_idx:%i non\n",voice_idx);
rc = _update_voice_msg(proc,p,voice_idx,m);
return rc;
@ -4577,6 +4583,8 @@ namespace cw
coeff_t gain_coeff;
coeff_t kReleaseGain;
coeff_t kGainThreshold;
bool isSustainDownFl;
bool heldByPedalFl;
} inst_t;
@ -4588,7 +4596,7 @@ namespace cw
unsigned padSmpN = 1;
// if the global wave table bank has not yet been created
if((p->wtbH_ptr = (wt_bank::handle_t*)network_global_var(proc, wtb_var_label )) == nullptr )
if((p->wtbH_ptr = (wt_bank::handle_t*)global_var(proc, wtb_var_label )) == nullptr )
{
wt_bank::handle_t wtbH;
@ -4606,13 +4614,13 @@ namespace cw
}
// store the wave table bank global var
if((rc = network_global_var_alloc(proc, wtb_var_label, &wtbH, sizeof(wtbH) )) != kOkRC )
if((rc = global_var_alloc(proc, wtb_var_label, &wtbH, sizeof(wtbH) )) != kOkRC )
{
rc = cwLogError(rc,"The wave table bank global variable allocation failed.");
goto errLabel;
}
if((p->wtbH_ptr = (wt_bank::handle_t*)network_global_var(proc, wtb_var_label )) == nullptr )
if((p->wtbH_ptr = (wt_bank::handle_t*)global_var(proc, wtb_var_label )) == nullptr )
{
rc = cwLogError(rc,"The wave table bank global variable store failed.");
goto errLabel;
@ -4733,7 +4741,7 @@ namespace cw
d0 = p->test_pitch;
}
printf("%i %i\n",d0,d1);
//printf("%s:%i %i %i\n",proc->label,proc->label_sfx_id,d0,d1);
// get the wave-table associated with the pitch and velocity
if((rc = get_wave_table( *p->wtbH_ptr, p->wtb_instr_idx, d0, d1, mcs)) != kOkRC )
@ -4751,21 +4759,40 @@ namespace cw
p->done_fl = false;
p->kGainThreshold = 0.01;
p->kReleaseGain = 0.9;
p->kReleaseGain = 0.98;
p->gain = 1.0;
p->gain_coeff = 1.0;
p->heldByPedalFl = false;
errLabel:
return rc;
}
void _on_note_off( inst_t* p )
void _begin_note_release( inst_t* p )
{
p->gain_coeff = p->kReleaseGain;
//printf("%i nof: %i %i\n",proc->label_sfx_id,m->d0,m->d1);
}
void _on_note_off( inst_t* p )
{
if( p->isSustainDownFl )
p->heldByPedalFl = true;
else
_begin_note_release(p);
//printf("%i nof: %i %i\n",proc->label_sfx_id,m->d0,m->d1);
}
void _on_sustain_pedal(proc_t* proc, inst_t* p, bool pedal_down_fl )
{
p->isSustainDownFl = pedal_down_fl;
if( !p->isSustainDownFl && p->heldByPedalFl )
_begin_note_release(p);
//printf("%s:%i %s\n",proc->label,proc->label_sfx_id,pedal_down_fl ? "V" : "^");
}
rc_t _destroy( proc_t* proc, inst_t* p )
{
@ -4824,6 +4851,11 @@ namespace cw
case midi::kPbendMdId:
break;
case midi::kCtlMdId:
if( midi::isSustainPedal( m->status, m->d0 ) )
_on_sustain_pedal(proc,p, midi::isPedalDown(m->d1) );
break;
default:
break;
}