void meter_tick(t_meter *x)
{
meter_output(x);
if(x->f_ramp == x->f_vector->getNumberOfChannels())
x->f_ramp = 0;
x->f_vector->process(x->f_signals, x->f_vector_coords + x->f_vector->getNumberOfChannels() * x->f_ramp);
for(int i = 0; i < x->f_meter->getNumberOfChannels(); i++)
{
if(x->f_meter->getChannelEnergy(i) >= 0.)
x->f_overled[i] = OVERLED_DRAWTIME;
else
x->f_overled[i] -= x->f_interval;
if(x->f_overled[i] < 0)
x->f_overled[i] = 0;
}
jbox_invalidate_layer((t_object *)x, NULL, s_leds_layer);
jbox_invalidate_layer((t_object *)x, NULL, s_energy_layer);
jbox_invalidate_layer((t_object *)x, NULL, s_velocity_layer);
jbox_redraw((t_jbox *)x);
if (sys_getdspstate())
clock_fdelay(x->f_clock, x->f_interval);
}
void hoa_meter_tick(t_hoa_meter *x)
{
if(x->f_vector_type == hoa_sym_both)
x->f_vector->process(x->f_signals, x->f_vector_coords);
else if(x->f_vector_type == hoa_sym_velocity)
x->f_vector->processVelocity(x->f_signals, x->f_vector_coords);
else if(x->f_vector_type == hoa_sym_energy)
x->f_vector->processEnergy(x->f_signals, x->f_vector_coords + 2);
double peak;
for (int i = 0; i < x->f_meter->getNumberOfChannels(); i++)
{
peak = x->f_meter->getChannelEnergy(i);
if(peak >= 0.)
x->f_over_leds[i] = 1000;
else
x->f_over_leds[i] -= x->f_interval;
if(x->f_over_leds[i] < 0)
x->f_over_leds[i] = 0;
}
ebox_invalidate_layer((t_ebox *)x, hoa_sym_leds_layer);
ebox_invalidate_layer((t_ebox *)x, hoa_sym_vector_layer);
ebox_redraw((t_ebox *)x);
if (sys_getdspstate())
clock_delay(x->f_clock, x->f_interval);
}
void number_tilde_tick(t_number_tilde *x)
{
number_tilde_output(x);
ebox_invalidate_layer((t_ebox *)x, gensym("value_layer"));
ebox_redraw((t_ebox *)x);
if(sys_getdspstate())
clock_delay(x->f_clock, x->f_interval);
}
void hoa_3d_scope_tick(t_hoa_3d_scope *x)
{
x->f_scope->process(x->f_signals);
jbox_invalidate_layer((t_object *)x, NULL, hoa_sym_harmonics_layer);
jbox_redraw((t_jbox *)x);
if (sys_getdspstate())
clock_delay(x->f_clock, x->f_interval);
}
void hoa_scope_tick(t_hoa_scope *x)
{
x->f_scope->process(x->f_signals + x->f_index * x->f_scope->getNumberOfHarmonics());
ebox_invalidate_layer((t_ebox *)x, hoa_sym_harmonics_layer);
ebox_redraw((t_ebox *)x);
if(sys_getdspstate())
clock_delay(x->f_clock, x->f_interval);
}
void scope_tick(t_scope *x)
{
x->f_viewer->processContribAndRep(x->f_harmonicsValues);
jbox_invalidate_layer((t_object *)x, NULL, gensym("contrib_layer"));
jbox_invalidate_layer((t_object *)x, NULL, gensym("harmonics_layer"));
jbox_redraw((t_jbox *)x);
if (sys_getdspstate())
clock_delay(x->f_clock, x->f_interval);
}
void scope_tick(t_scope *x)
{
ebox_invalidate_layer((t_ebox *)x, gensym("signal_layer"));
ebox_redraw((t_ebox *)x);
if(!sys_getdspstate())
{
x->f_startclock = 0;
clock_unset(x->f_clock);
}
}
static void dsp_tilde_mousedown(t_dsp_tilde *x, t_object *patcherview, t_pt pt, long modifiers)
{
if(sys_getdspstate())
{
dsp_tilde_stop(x);
}
else
{
dsp_tilde_start(x);
}
}
static void dsp_tilde_paint(t_dsp_tilde *x, t_object *view)
{
t_rect rect;
if(!x->f_init)
{
x->f_state = sys_getdspstate();
x->f_init = 1;
}
ebox_get_rect_for_view((t_ebox *)x, &rect);
draw_background(x, view, &rect);
}
void meter_clock(t_meter *x)
{
double delta = fabs(x->newEnvelope - x->envelope);
x->envelope = x->newEnvelope;
x->newEnvelope = 0;
// Only re-draw if there was a change of some significance
if (delta > kMinimumChangeForRedraw)
jbox_redraw((t_jbox *)x);
outlet_float(x->outlet, x->envelope);
if (sys_getdspstate()) { // if dsp is on then we schedule another tick
if (x->attrDefeat == 0)
clock_delay(x->clock, kPollIntervalDefault);
}
}
t_max_err meter_notify(t_meter *x, t_symbol *s, t_symbol *msg, void *sender, void *data)
{
t_symbol* name;
if (msg == _sym_attr_modified) {
name = (t_symbol *)object_method((t_object *)data, _sym_getname);
if (name == _sym_bgcolor)
jbox_redraw((t_jbox*)x);
if (name == _sym_patching_rect || name == gensym("orientation"))
meterEffectOrientation(x);
if (name == gensym("defeat")) {
if (sys_getdspstate()) { // if dsp is on & defeat is off then we schedule another tick
if (x->attrDefeat == 0)
clock_delay(x->clock, kPollIntervalDefault);
}
}
}
return jbox_notify((t_jbox*)x, s, msg, sender, data);
}
void meter_tick(t_meter *x)
{
if(x->f_drawvector == VECTOR_BOTH)
{
x->f_vector->process(x->f_signals, x->f_vector_coords);
}
else if(x->f_drawvector == VECTOR_VELOCITY)
{
x->f_vector->processVelocity(x->f_signals, x->f_vector_coords);
}
else if(x->f_drawvector == VECTOR_ENERGY)
{
x->f_vector->processEnergy(x->f_signals, x->f_vector_coords + 2);
}
x->f_meter->tick(1000 / x->f_interval);
jbox_invalidate_layer((t_object *)x, NULL, hoa_sym_leds_layer);
jbox_invalidate_layer((t_object *)x, NULL, hoa_sym_vectors_layer);
jbox_redraw((t_jbox *)x);
if (sys_getdspstate())
clock_delay(x->f_clock, x->f_interval);
}
void meter_tick(t_meter *x)
{
if(x->f_peak_value >= 0)
{
x->f_over_led_preserved = 1;
}
else if(x->f_over_led_preserved > 0)
{
x->f_over_led_preserved++;
}
if(x->f_over_led_preserved >= 1000. / x->f_interval)
{
x->f_over_led_preserved = 0;
}
meter_output(x);
ebox_invalidate_layer((t_ebox *)x, gensym("leds_layer"));
ebox_redraw((t_ebox *)x);
if(sys_getdspstate())
clock_delay(x->f_clock, x->f_interval);
}
void pictmeter_tick(t_pictmeter *x)
{
// for the astute student of the Max SDK:
//
// this method is called by the scheduler thread
// x->p_max is also accessed by the perform method in the audio thread
// we could use a mutex or critical region to protect the following block of code from having the value of x->p_max modified during its execution.
// however, mutexes and critical regions carry a performance penalty.
//
// in this case, due to the nature of what we are doing (drawing something every tenth of second showing the history of the previous samples),
// the mutex or critical region will not add anything to the object, or protect us from crashes, and it carries a performance penalty.
// so we have made a conscious decision to not use the aforementioned thread locking mechanisms.
if (x->p_value != x->p_max) {
x->p_value = x->p_max;
if (x->p_value > 1.)
x->p_value = 1.;
x->p_max = 0;
jbox_redraw((t_jbox *)x);
}
if (sys_getdspstate()) // if the dsp is still on, schedule a next pictmeter_tick() call
clock_fdelay(x->p_clock, 100);
}
void amaranth_grain(t_amaranth *x, Symbol *s, short argc, Atom *argv) {
if(sys_getdspstate() == 0) {
return;
}
int g, samplesNeeded;
float location, dur, trans;
Symbol *bufName;
if (argc != 4) {
post("¥ amaranth~: grain needs exactly 4 arguments (location, duration, transposition, buffer)");
return;
}
if (argv[0].a_type == A_FLOAT) location = argv[0].a_w.w_float;
else if (argv[0].a_type == A_LONG) location = (float) argv[0].a_w.w_long;
else {
post("¥ amaranth~: grain location must be a number");
return;
}
if (argv[1].a_type == A_FLOAT) dur = argv[1].a_w.w_float;
else if (argv[1].a_type == A_LONG) dur = (float) argv[1].a_w.w_long;
else {
post("¥ amaranth~: grain duration must be a number");
return;
}
if (argv[2].a_type == A_FLOAT) trans = argv[2].a_w.w_float;
else if (argv[2].a_type == A_LONG) trans = (float) argv[2].a_w.w_long;
else {
post("¥ amaranth~: grain transposition ratio must be a number");
return;
}
if (argv[3].a_type == A_SYM) bufName = argv[3].a_w.w_sym;
else {
post("¥ amaranth~: grain buffer name must be a symbol");
return;
}
g = AllocGrain(x);
if (g == -1) {
outlet_bang(x->outlet);
return;
}
// post("amaranth_grain(%p, %f, %f, %f, %s)", x, location, dur, trans, bufName->s_name);
x->grains[g].buffer = SymbolToBuffer(bufName);
if (x->grains[g].buffer == 0) {
error("amaranth~: no buffer~ %s", bufName->s_name);
FreeGrain(x, g);
return;
}
x->grains[g].location = ((int) location * x->grains[g].buffer->b_sr * 0.001);
x->grains[g].bufIndex = x->grains[g].location << 8;
x->grains[g].bufStep = (int) (INTERPOLATION_TABLE_SIZE * trans);
x->grains[g].duration = x->grains[g].samplesToGo = dur * sys_getsr() * 0.001;
x->grains[g].transpose = trans;
x->grains[g].windowPos = 0;
x->grains[g].windowStep = (HANNING_WINDOW_TABLE_SIZE << 8) / x->grains[g].duration;
samplesNeeded = x->grains[g].location + x->grains[g].duration / trans;
if(samplesNeeded <= 1) {
FreeGrain(x, g);
return;
}
//if (samplesNeeded > x->grains[g].buffer->b_frames) {
/* Buffer is too small; drop this grain */
/* xxx make this complaint only happen once...*/
/* post("¥ amaranth~: %ld-sample buffer %s is too small for loc %f, duration %f, trans %f",
x->grains[g].buffer->b_frames, bufName->s_name, x->grains[g].location,
x->grains[g].duration, trans); */
// FreeGrain(x, g);
// return;
//}
/* post("*** grain %ld, loc %ld, dur %ld, trans %f, buf %s", g, x->grains[g].location, x->grains[g].duration,
x->grains[g].transpose, x->grains[g].buffer->b_name->s_name);
*/
}
void hoa_scope_tick(t_hoa_scope *x)
{
float value;
float one, two;
t_atom av[3];
t_atom red[3];
t_atom blue[3];
x->f_scope->process(x->f_signals + x->f_index * x->f_scope->getNumberOfHarmonics());
if (sys_getdspstate())
clock_fdelay(x->f_clock, 500.);
outlet_anything(x->f_out, gensym("reset"), 0, NULL);
atom_setfloat(red, 1);
atom_setfloat(red+1, 0);
atom_setfloat(red+2, 0);
atom_setfloat(blue, 0);
atom_setfloat(blue+1, 0);
atom_setfloat(blue+2, 1);
for(int i = 0; i < x->f_scope->getNumberOfRows(); i++)
{
one = 0;
two = (double)i / (double)(x->f_scope->getNumberOfRows() - 1) * CICM_PI;
value = x->f_scope->getValue(i, 0);
if(value < 0)
{
outlet_anything(x->f_out, gensym("glcolor"), 3, blue);
value= -value;
}
else
outlet_anything(x->f_out, gensym("glcolor"), 3, red);
atom_setfloat(av, value * sin(two) * cos(one));
atom_setfloat(av+1, value * cos(two));
atom_setfloat(av+2, value * sin(two) * sin(one));
outlet_anything(x->f_out, gensym("moveto"), 3, av);
for(int j = 1; j < x->f_scope->getNumberOfColumns(); j++)
{
one = (double)j / (double)x->f_scope->getNumberOfColumns() * CICM_2PI;
value = x->f_scope->getValue(i, j);
if(value < 0)
{
outlet_anything(x->f_out, gensym("glcolor"), 3, blue);
value= -value;
}
else
outlet_anything(x->f_out, gensym("glcolor"), 3, red);
atom_setfloat(av, value * sin(two) * cos(one));
atom_setfloat(av+1, value * cos(two));
atom_setfloat(av+2, value * sin(two) * sin(one));
outlet_anything(x->f_out, gensym("lineto"), 3, av);
}
one = 0;
value = x->f_scope->getValue(i, 0);
if(value < 0)
{
outlet_anything(x->f_out, gensym("glcolor"), 3, blue);
value= -value;
}
else
outlet_anything(x->f_out, gensym("glcolor"), 3, red);
atom_setfloat(av, value * sin(two) * cos(one));
atom_setfloat(av+1, value * cos(two));
atom_setfloat(av+2, value * sin(two) * sin(one));
outlet_anything(x->f_out, gensym("lineto"), 3, av);
}
for(int j = 0; j < x->f_scope->getNumberOfColumns(); j++)
{
one = (double)j / (double)x->f_scope->getNumberOfColumns() * CICM_2PI;
two = 0.;
value = x->f_scope->getValue(0, j);
if(value < 0)
{
outlet_anything(x->f_out, gensym("glcolor"), 3, blue);
value= -value;
}
else
outlet_anything(x->f_out, gensym("glcolor"), 3, red);
atom_setfloat(av, value * sin(two) * cos(one));
atom_setfloat(av+1, value * cos(two));
atom_setfloat(av+2, value * sin(two) * sin(one));
outlet_anything(x->f_out, gensym("moveto"), 3, av);
for(int i = 1; i < x->f_scope->getNumberOfRows(); i++)
{
two = (double)i / (double)(x->f_scope->getNumberOfRows() - 1) * CICM_PI;
value = x->f_scope->getValue(i, j);
if(value < 0)
{
outlet_anything(x->f_out, gensym("glcolor"), 3, blue);
value= -value;
}
else
outlet_anything(x->f_out, gensym("glcolor"), 3, red);
atom_setfloat(av, value * sin(two) * cos(one));
atom_setfloat(av+1, value * cos(two));
atom_setfloat(av+2, value * sin(two) * sin(one));
outlet_anything(x->f_out, gensym("lineto"), 3, av);
}
}
}
void *multigrain_grain(t_multigrain *x, t_symbol *msg, short argc, t_atom *argv)
{
short inserted;
int j;
float duration, incr, amplitude, pan;
t_grain *grains;
long eframes;
long frames;
float sr;
float skip;
if(!sys_getdspstate()){
error("scheduler halted until DSP is turned on.");
return NIL;
}
grains = x->grains;
eframes = buffer_getframecount(buffer_ref_getobject(x->windowbuf));
frames = buffer_getframecount(buffer_ref_getobject(x->wavebuf));
sr = x->sr;
if(argc < 5){
error("grain takes 5 arguments, not %d",argc);
post("duration increment amplitude pan skip(in ms)");
return NIL;
}
duration = atom_getintarg(0,argc,argv);
incr = atom_getfloatarg(1,argc,argv); // in ms
amplitude = atom_getfloatarg(2,argc,argv);
pan = atom_getfloatarg(3,argc,argv);
skip = atom_getfloatarg(4,argc,argv) * .001 * sr;
if(skip < 0){
error("negative skip is illegal");
return NIL;
}
if(skip >= frames){
error("skip exceeds length of buffer");
return NIL;
}
if(incr == 0.0){
error("zero increment prohibited");
return NIL;
}
if(duration <= 0.0){
error("illegal duration:%f",duration);
return NIL;
}
if(pan < 0.0 || pan > 1.0){
error("illegal pan:%f",pan);
return NIL;
}
inserted = 0;
for(j = 0; j < MAXGRAINS; j++ ){
if(!grains[j].active){
grains[j].delay = 0.0;// immediate deployment
grains[j].duration = (long) (.001 * x->sr * duration);
grains[j].phase = skip;
grains[j].ephase = 0.0;
grains[j].amplitude = amplitude * .707;
// grains[j].panL = amplitude * cos(pan * PIOVERTWO);
// grains[j].panR = amplitude * sin(pan * PIOVERTWO);
grains[j].esi = (float)eframes / (float)grains[j].duration;
grains[j].si = incr;
grains[j].active = 1;
return NIL;
}
}
error("could not insert grain");
return NIL;
}
void multigrain_spray(t_multigrain *x)
{
int i,j;
long grainframes;
long eframes = buffer_getframecount(buffer_ref_getobject(x->windowbuf));
long b_frames = buffer_getframecount(buffer_ref_getobject(x->wavebuf));
long horizon = x->horizon; // length of block for random events
float mindur = x->mindur;
float maxdur = x->maxdur;
float min_incr = x->min_incr; // minimum incr for a grain (must be positive!)
float max_incr = x->max_incr; // maximum incr for a grain (must be positive!)
float minpan = x->minpan; // minimum pan for a grain
float maxpan = x->maxpan; // maxium pan for a grain
float minamp = x->minamp; // minimum amplitude for a grain
float maxamp = x->maxamp; // maximum amplitude for a grain
float transpose = x->transpose; // pitch scalar
long minskip = x->minskip;
long maxskip = x->maxskip;
short steady = x->steady;
float retro_odds = x->retro_odds;
float pan;
t_grain *grains = x->grains;
short inserted;
float tmp;
long minchanr = x->minchanr;
long maxchanr = x->maxchanr;
long *changroup = x->changroup;
long changroup_length = x->changroup_length;
long dex;
long groupflag = x->groupflag;
if( !sys_getdspstate() ){
return;
}
for( i = 0; i < x->events; i++ ){
inserted = 0;
for(j = 0; j < MAXGRAINS; j++ ){
if(!grains[j].active){
grains[j].active = 1;
if(steady){
grains[j].delay = (float)(i * horizon) / (float) x->events ;
} else {
grains[j].delay = multigrain_boundrand(0.0,(float) horizon);
}
grains[j].duration = (long) multigrain_boundrand(mindur, maxdur);//frames for this grain
grains[j].ephase = 0.0;
pan = multigrain_boundrand(minpan, maxpan);
grains[j].amplitude = multigrain_boundrand(minamp, maxamp);
grains[j].si = transpose * multigrain_boundrand(min_incr, max_incr);
if(groupflag == 1){
dex = random() % changroup_length;
grains[j].output_channel = changroup[dex];
} else {
grains[j].output_channel = minchanr + (random() % (maxchanr - minchanr));
}
grainframes = grains[j].duration * grains[j].si;//frames to be read from buffer
grains[j].esi = (float) eframes / (float) grains[j].duration;
if(grainframes >= b_frames ){
error("grain size %.0f is too long for buffer which is %d",grainframes, b_frames);
grains[j].active = 0;
goto nextgrain;
}
if(minskip > b_frames - grainframes){//bad minskip
error("minskip time is illegal");
grains[j].phase = 0.0;
grains[j].endframe = grainframes - 1;
} else {
if(maxskip > b_frames - grainframes){
grains[j].phase = multigrain_boundrand((float)minskip, (float) (b_frames - grainframes));
//post("1. minskip %d maxskip %d",minskip,b_frames - grainframes);
} else {
grains[j].phase = multigrain_boundrand((float)minskip, (float)maxskip);
//post("2. minskip %d maxskip %d",minskip,maxskip);
}
grains[j].endframe = grains[j].phase + grainframes - 1;
}
if( multigrain_boundrand(0.0,1.0) < retro_odds){//go backwards - make sure to test both boundaries
grains[j].si *= -1.0;
tmp = grains[j].phase;
grains[j].phase = grains[j].endframe;
grains[j].endframe = tmp;
}
inserted = 1;
goto nextgrain;
}
}
if(! inserted){
error("multigrain~: could not insert grain");
return;
}
nextgrain: ;
}
}
void multigrain_pitchspray(t_multigrain *x)
{
int i,j;
long grainframes;
long eframes = buffer_getframecount(buffer_ref_getobject(x->windowbuf));
long b_frames = buffer_getframecount(buffer_ref_getobject(x->wavebuf));
long minskip = x->minskip;
long maxskip = x->maxskip;
float retro_odds = x->retro_odds;
long horizon = x->horizon; // length of block for random events
float mindur = x->mindur;
float maxdur = x->maxdur;
float min_incr = x->min_incr; // minimum frequency for a grain
float max_incr = x->max_incr; // maximum frequency for a grain
float minamp = x->minamp; // minimum amplitude for a grain
float maxamp = x->maxamp; // maximum amplitude for a grain
float transpose = x->transpose; // pitch scalar
float lowblock_increment = x->lowblock_increment;
float highblock_increment = x->highblock_increment;
short steady = x->steady;
float pitch_deviation = x->pitch_deviation;
float pdev = 0;
float pdev_invert = 0;
int index_min, index_max;
int steps = x->pitchsteps;
float *scale = x->pitchscale;
int windex;
short inserted = 0;
short constrain_scale = x->constrain_scale;
t_grain *grains = x->grains;
float tmp;
if(! sys_getdspstate()){
// error("scheduler halted until DSP is turned on.");
return;
}
if( steps < 2 ){
error("scale is undefined");
return;
}
if( pitch_deviation ){
pdev = 1.0 + pitch_deviation;
pdev_invert = 1.0 / pdev;
}
for( i = 0; i < x->events; i++ ){
inserted = 0;
for(j = 0; j < MAXGRAINS; j++ ){
if(!grains[j].active){
if(steady){
grains[j].delay = (float)(i * horizon) / (float) x->events ;
} else {
grains[j].delay = multigrain_boundrand(0.0,(float) horizon);
}
grains[j].duration = (long) multigrain_boundrand(mindur, maxdur);
grains[j].phase = 0.0;
grains[j].ephase = 0.0;
grains[j].amplitude = multigrain_boundrand(minamp, maxamp);
grains[j].amplitude *= .707;//used directly only for "nopan"
grains[j].output_channel = random() % x->output_channels;
if(constrain_scale){
multigrain_constrain(&index_min,&index_max,min_incr, max_incr, scale, steps);
windex = (int) multigrain_boundrand((float)index_min, (float)index_max);
} else {
windex = (int) multigrain_boundrand(0.0, (float)(steps));
}
grains[j].si = transpose * scale[windex];
// post("windex %d scale[w] %f transpose %f si %f",windex, scale[windex], transpose, grains[j].si );
grainframes = grains[j].duration * grains[j].si;
grains[j].esi = (float) eframes / (float) grains[j].duration;
if( pitch_deviation ){
grains[j].si *= multigrain_boundrand(pdev_invert,pdev);
}
// post("new si: %f", grains[j].si);
/* must add this code to spray, and also do for high frequencies
*/
if(lowblock_increment > 0.0) {
if(grains[j].si < lowblock_increment){
post("lowblock: aborted grain with %f frequency",grains[j].si);
grains[j].active = 0; // abort grain
goto nextgrain;
}
}
if(highblock_increment > 0.0) {
if(grains[j].si > highblock_increment){
post("highblock: aborted grain with %f frequency, greater than %f",
grains[j].si, highblock_increment);
grains[j].active = 0; // abort grain
goto nextgrain;
}
}
/* set skip time into sample */
if(grainframes >= b_frames ){
error("grain size %.0f is too long for buffer which is %d",grainframes, b_frames);
grains[j].active = 0;
goto nextgrain;
}
if(minskip > b_frames - grainframes){//bad minskip
error("minskip time is illegal");
grains[j].phase = 0.0;
grains[j].endframe = grainframes - 1;
} else {
if(maxskip > b_frames - grainframes){
grains[j].phase = multigrain_boundrand((float)minskip, (float) (b_frames - grainframes));
//post("1. minskip %d maxskip %d",minskip,b_frames - grainframes);
} else {
grains[j].phase = multigrain_boundrand((float)minskip, (float)maxskip);
//post("2. minskip %d maxskip %d",minskip,maxskip);
}
grains[j].endframe = grains[j].phase + grainframes - 1;
}
if( multigrain_boundrand(0.0,1.0) < retro_odds){//go backwards - make sure to test both boundaries
grains[j].si *= -1.0;
tmp = grains[j].phase;
grains[j].phase = grains[j].endframe;
grains[j].endframe = tmp;
}
/*post("grain: grainframes %d phase %f endframe %f amp %f",
grainframes, grains[j].phase, grains[j].endframe, grains[j].amplitude);*/
grains[j].active = 1;
inserted = 1;
goto nextgrain;
}
}
if(!inserted){
error("could not insert grain with increment %f",grains[j].si);
return;
}
nextgrain: ;
}
}
void hoa_meter_tick(t_hoa_meter *x)
{
jbox_redraw((t_jbox *)x);
if (sys_getdspstate())
clock_fdelay(x->f_clock, x->f_interval);
}
/*
void bvplay_verbose(t_bvplay *x, t_symbol *msg, short argc, t_atom *argv)
{
x->verbose = argv[0].a_w.w_long;
}
*/
void bvplay_notelist(t_bvplay *x, t_symbol *msg, short argc, t_atom *argv)
{
// int i;
// t_buffer *b = x->l_buf;
t_buffer *b;
//////////////////////
// set data from buffer size if uninitialized
/*
NB - THIS CRASHES IF THE DACS ARE NOT TURNED ON !!!
*/
if( ! sys_getdspstate() ){
if( x->verbose )
error("cannot receive notes when the DSP is off!");
return;
}
if( x->active ){
if( x->verbose )
error("object still playing - cannot add note!");
return;
}
b = x->l_buf;
if( x->framesize != b->b_frames ) {
if( x->verbose ) {
post("framesize reset");
}
x->framesize = b->b_frames ;
x->buffer_duration = (float) b->b_frames / (float) x->R ;
if( x->verbose ) {
post("there are %d frames in this buffer. Duration = %.2f, Channels: %d ",
b->b_frames, x->buffer_duration, b->b_nchans);
}
}
else if( x->buffer_duration <= 0.0 ) {
x->framesize = b->b_frames ;
x->buffer_duration = (float) b->b_frames / (float) x->R ;
if( x->verbose ){
post("there are %d frames in this buffer. Duration = %.2f ",
b->b_frames, x->buffer_duration);
}
}
if( x->buffer_duration <= 0.0 ) {
post("buffer contains no data. Please fill it and try again");
return;
}
// read note data
if( argc != 4 ){
if( x->verbose ){
post("improper note data");
post("notelist parameters: skiptime, duration, increment, amplitude");
}
}
x->notedata[0] = atom_getfloatarg(0,argc,argv) / 1000.0;
x->notedata[1] = atom_getfloatarg(1,argc,argv) / 1000.0;
x->notedata[2] = atom_getfloatarg(2,argc,argv);
x->notedata[3] = atom_getfloatarg(3,argc,argv);
x->start_frame = x->notedata[0] * x->R;
x->increment = x->notedata[2];
x->index = x->findex = x->start_frame;
if( x->increment == 0.0 ){
if( x->verbose )
post("zero increment!");
return;
}
x->note_frames = x->notedata[1] * x->increment * x->R;
x->end_frame = x->start_frame + x->note_frames;
x->amp = x->notedata[3];
if( x->start_frame < 0 || x->start_frame >= x->framesize){
if( x->verbose )
post("bad start time");
return;
}
if( x->end_frame < 0 || x->end_frame >= x->framesize){
if( x->verbose )
post("bad end time");
return;
}
x->active = 1;
}
