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-rw-r--r--presidency~.c760
1 files changed, 760 insertions, 0 deletions
diff --git a/presidency~.c b/presidency~.c
new file mode 100644
index 0000000..3e78243
--- /dev/null
+++ b/presidency~.c
@@ -0,0 +1,760 @@
+#include "MSPd.h"
+#include "fftease.h"
+
+#if MSP
+void *presidency_class;
+#endif
+
+#if PD
+static t_class *presidency_class;
+#endif
+
+#define OBJECT_NAME "presidency~"
+
+typedef struct _presidency
+{
+#if MSP
+ t_pxobject x_obj;
+#endif
+#if PD
+ t_object x_obj;
+ float x_f;
+#endif
+ int R;
+ int N;
+ int N2;
+ int Nw;
+ int Nw2;
+ int D;
+ int i;
+ int inCount;
+ float *Wanal;
+ float *Wsyn;
+ float *input;
+ float *Hwin;
+ float *buffer;
+ float *channel;
+ float *output;
+ float **loveboat;
+ float current_frame;
+ float *local_frame; // needs mem allocation in init
+ int framecount;
+ float lo_freq;
+ float hi_freq;
+ float topfreq;
+ float curfreq;
+ float P;
+ int lo_bin;
+ int hi_bin;
+ float i_vector_size;
+ float vector_size;
+ float synthesis_threshold;
+ float pitch_increment;
+ // oscillator
+ float *table;
+ float *bindex;
+ float *lastamp;// stores last amplitudes for each bin
+ float *lastfreq;// stores last frequencies
+ float table_si;
+ int table_length;
+ //
+ float frame_increment ;
+ float fpos;
+ float last_fpos;
+ float tadv;
+ // for convert
+ float *c_lastphase_in;
+ float *c_lastphase_out;
+ float c_fundamental;
+ float c_factor_in;
+ float c_factor_out;
+ // faster fft
+ float mult;
+ float *trigland;
+ int *bitshuffle;
+ int read_me;
+ int frames_read;
+ // int MAXFRAMES;
+ short mute;
+ short virgin;
+ short playthrough;
+ short in2_connected;
+ short in3_connected;
+ short in4_connected;
+ int overlap;
+ int winfac;
+ int hopsize;
+ float duration;
+ short lock;
+ short verbose;
+ short override;
+ float sync;
+} t_presidency;
+
+void *presidency_new(t_symbol *s, int argc, t_atom *argv);
+t_int *presidency_perform(t_int *w);
+void presidency_dsp(t_presidency *x, t_signal **sp, short *count);
+void presidency_assist(t_presidency *x, void *b, long m, long a, char *s);
+void presidency_bangname(t_presidency *x) ;
+
+void presidency_playthrough( t_presidency *x, t_floatarg tog) ;
+void presidency_float(t_presidency *x, double f) ;
+void presidency_int(t_presidency *x, long i);
+void presidency_mute(t_presidency *x, t_floatarg tog);
+void presidency_free(t_presidency *x);
+void presidency_init(t_presidency *x, short initialized);
+void presidency_size(t_presidency *x, t_floatarg newsize);
+void presidency_winfac(t_presidency *x, t_floatarg factor);
+void presidency_overlap(t_presidency *x, t_floatarg o);
+void presidency_fftinfo(t_presidency *x) ;
+void presidency_verbose(t_presidency *x, t_floatarg t);
+void presidency_acquire_sample(t_presidency *x);
+void presidency_low_freq(t_presidency *x, t_floatarg f);
+void presidency_high_freq(t_presidency *x, t_floatarg f);
+void presidency_calc_bins_from_freqs(t_presidency *x);
+void presidency_abs_thresh(t_presidency *x, t_floatarg t);
+
+#if MSP
+void main(void)
+{
+ setup((t_messlist **)&presidency_class, (method)presidency_new, (method)presidency_free,
+ (short)sizeof(t_presidency), 0, A_GIMME,0);
+ addmess((method)presidency_dsp, "dsp", A_CANT, 0);
+ addmess((method)presidency_assist,"assist",A_CANT,0);
+ addfloat((method)presidency_float);
+ addint((method)presidency_int);
+ addbang((method)presidency_bangname);
+ addmess((method)presidency_mute, "mute", A_FLOAT, 0);
+ addmess((method)presidency_fftinfo, "fftinfo", 0);
+ addmess((method)presidency_playthrough, "playthrough", A_DEFFLOAT, 0);
+ addmess((method)presidency_size, "size", A_DEFFLOAT, 0);
+ addmess((method)presidency_overlap, "overlap", A_DEFFLOAT, 0);
+ addmess((method)presidency_winfac, "winfac", A_DEFFLOAT, 0);
+ addmess((method)presidency_verbose, "verbose", A_DEFFLOAT, 0);
+ addmess((method)presidency_low_freq, "low_freq", A_DEFFLOAT, 0);
+ addmess((method)presidency_high_freq, "high_freq", A_DEFFLOAT, 0);
+ addmess((method)presidency_acquire_sample, "acquire_sample", 0);
+ addmess((method)presidency_abs_thresh, "abs_thresh", A_FLOAT, 0);
+ dsp_initclass();
+ post("%s %s",OBJECT_NAME,FFTEASE_ANNOUNCEMENT);
+}
+#endif
+
+#if PD
+void presidency_tilde_setup(void)
+{
+ presidency_class = class_new(gensym("presidency~"), (t_newmethod)presidency_new,
+ (t_method)presidency_free ,sizeof(t_presidency), 0,A_GIMME,0);
+ CLASS_MAINSIGNALIN(presidency_class, t_presidency, x_f);
+ class_addmethod(presidency_class,(t_method)presidency_dsp,gensym("dsp"),0);
+ class_addmethod(presidency_class,(t_method)presidency_mute,gensym("mute"),A_FLOAT,0);
+ class_addmethod(presidency_class,(t_method)presidency_fftinfo,gensym("fftinfo"),0);
+ class_addmethod(presidency_class,(t_method)presidency_playthrough,gensym("playthrough"),A_FLOAT,0);
+ class_addmethod(presidency_class,(t_method)presidency_size,gensym("size"),A_FLOAT,0);
+ class_addmethod(presidency_class,(t_method)presidency_overlap,gensym("overlap"),A_FLOAT,0);
+ class_addmethod(presidency_class,(t_method)presidency_winfac,gensym("winfac"),A_FLOAT,0);
+ class_addmethod(presidency_class,(t_method)presidency_verbose,gensym("verbose"),A_FLOAT,0);
+ class_addmethod(presidency_class,(t_method)presidency_acquire_sample,gensym("acquire_sample"),0);
+ class_addmethod(presidency_class,(t_method)presidency_low_freq,gensym("low_freq"),A_FLOAT,0);
+ class_addmethod(presidency_class,(t_method)presidency_high_freq,gensym("high_freq"),A_FLOAT,0);
+ class_addmethod(presidency_class,(t_method)presidency_abs_thresh,gensym("abs_thresh"),A_FLOAT,0);
+ post("%s %s",OBJECT_NAME,FFTEASE_ANNOUNCEMENT);
+}
+#endif
+
+void presidency_abs_thresh(t_presidency *x, t_floatarg f)
+{
+ if(f < 0){
+ error("illegal value for threshold");
+ return;
+ }
+ x->synthesis_threshold = f;
+}
+
+void presidency_low_freq(t_presidency *x, t_floatarg f)
+{
+ if(f > x->hi_freq || f < 0){
+ error("illegal value for low freq");
+ return;
+ }
+ x->lo_freq = f;
+ presidency_calc_bins_from_freqs(x);
+}
+
+void presidency_high_freq(t_presidency *x, t_floatarg f)
+{
+ if(f < x->lo_freq || f > x->R/2.0){
+ error("illegal value for high freq");
+ return;
+ }
+ x->hi_freq = f;
+ presidency_calc_bins_from_freqs(x);
+}
+
+void presidency_calc_bins_from_freqs(t_presidency *x)
+{
+ x->hi_bin = 1;
+ x->curfreq = 0;
+
+ if( x->c_fundamental <= 0){
+ error("we're not yet fully initialized. Try turning on DACs first");
+ return;
+ }
+
+ while( x->curfreq < x->hi_freq ) {
+ ++(x->hi_bin);
+ x->curfreq += x->c_fundamental ;
+ }
+
+ x->lo_bin = 0;
+ x->curfreq = 0;
+ while( x->curfreq < x->lo_freq ) {
+ ++(x->lo_bin);
+ x->curfreq += x->c_fundamental ;
+ }
+
+ if( x->hi_bin > x->N2)
+ x->hi_bin = x->N2 ;
+ if(x->lo_bin > x->hi_bin)
+ x->lo_bin = x->hi_bin;
+// post("hibin: %d lobin %d",x->hi_bin, x->lo_bin);
+}
+
+
+void presidency_overlap(t_presidency *x, t_floatarg f)
+{
+int i = (int) f;
+ if(!power_of_two(i)){
+ error("%f is not a power of two",f);
+ return;
+ }
+ x->overlap = i;
+ presidency_init(x,1);
+}
+
+void presidency_winfac(t_presidency *x, t_floatarg f)
+{
+int i = (int)f;
+
+ if(!power_of_two(i)){
+ error("%f is not a power of two",f);
+ return;
+ }
+ x->winfac = i;
+ presidency_init(x,2);
+}
+
+void presidency_fftinfo(t_presidency *x)
+{
+ if( ! x->overlap ){
+ post("zero overlap!");
+ return;
+ }
+ post("%s: FFT size %d, hopsize %d, winfac %d", OBJECT_NAME, x->N, x->N/x->overlap, x->Nw);
+}
+
+void presidency_verbose(t_presidency *x, t_floatarg t)
+{
+ x->verbose = t;
+}
+
+void presidency_size(t_presidency *x, t_floatarg newsize)
+{
+//protect with DACs off?
+
+ if(newsize > 0.0){//could be horrendous size, but that's the user's problem
+ x->duration = newsize/1000.0;
+ presidency_init(x,1);
+ }
+}
+
+void presidency_playthrough (t_presidency *x, t_floatarg tog)
+{
+ x->playthrough = tog;
+}
+
+void presidency_free(t_presidency *x){
+ int i ;
+#if MSP
+ dsp_free((t_pxobject *)x);
+#endif
+ for(i = 0; i < x->framecount; i++){
+ freebytes(x->loveboat[i],0) ;
+ }
+ freebytes(x->loveboat,0);
+ freebytes(x->c_lastphase_in,0);
+ freebytes(x->c_lastphase_out,0);
+ freebytes(x->trigland,0);
+ freebytes(x->bitshuffle,0);
+ freebytes(x->Wanal,0);
+ freebytes(x->Wsyn,0);
+ freebytes(x->input,0);
+ freebytes(x->Hwin,0);
+ freebytes(x->buffer,0);
+ freebytes(x->channel,0);
+ freebytes(x->output,0);
+ freebytes(x->local_frame,0);
+}
+
+
+
+void presidency_init(t_presidency *x, short initialized)
+{
+ int i;
+ long oldsize,newsize;
+ int oldN = x->N;
+ int oldN2 = x->N2;
+ int oldNw = x->Nw;
+ int last_framecount = x->framecount;
+ x->lock = 1;
+ x->virgin = 1;
+
+ if(!power_of_two(x->winfac))
+ x->winfac = 1;
+ if(!power_of_two(x->overlap))
+ x->overlap = 4;
+ if(!x->R)
+ x->R = 44100;
+ if(!x->D){
+ x->D = 256;
+ x->vector_size = x->D;
+ }
+ x->N = x->D * x->overlap;
+ x->Nw = x->N * x->winfac;
+ limit_fftsize(&x->N, &x->Nw, OBJECT_NAME);
+
+ x->N2 = (x->N)>>1;
+ x->Nw2 = (x->Nw)>>1;
+ x->inCount = -(x->Nw);
+ x->mult = 1. / (float) x->N;
+// post("mult %f N %d",x->mult,x->N);
+ x->current_frame = 0;
+ x->fpos = x->last_fpos = 0;
+ x->tadv = (float)x->D/(float)x->R;
+ x->c_fundamental = (float)x->R/((x->N2)<<1);
+ x->c_factor_in = (float) x->R/((float)x->D * TWOPI);
+ x->c_factor_out = TWOPI * (float)x->D / (float)x->R;
+ x->table_length = 8192;
+ x->table_si = (float) x->table_length / (float) x->R;
+ x->pitch_increment = 1.0 * x->table_si;
+
+ if( x->duration <= 0 ){
+ x->duration = 1.0;
+ }
+
+ x->framecount = x->duration / x->tadv ;
+ x->hopsize = (float)x->N / x->overlap;
+ x->read_me = 0;
+
+ if(!initialized){
+ x->mute = 0;
+ x->in2_connected = 0;
+ x->in3_connected = 0;
+ x->sync = 0;
+ x->playthrough = 0;
+ x->frame_increment = 1.0;
+ x->verbose = 0;
+ x->table = (float *) getbytes(x->table_length * sizeof(float));
+ x->Wanal = (float *) getbytes(MAX_Nw*sizeof(float));
+ x->Wsyn = (float *) getbytes(MAX_Nw*sizeof(float));
+ x->input = (float *) getbytes(MAX_Nw*sizeof(float));
+ x->Hwin = (float *) getbytes(MAX_Nw*sizeof(float));
+ x->bindex = (float *) getbytes( (MAX_N+1) * sizeof(float) );
+ x->buffer = (float *) getbytes(MAX_N*sizeof(float));
+ x->channel = (float *) getbytes((MAX_N+2)*sizeof(float));
+ x->output = (float *) getbytes(MAX_Nw*sizeof(float));
+ x->bitshuffle = (int *) getbytes((MAX_N*2)*sizeof(int));
+ x->trigland = (float *) getbytes((MAX_N*2)*sizeof(float));
+ x->c_lastphase_in = (float *) getbytes((MAX_N2+1)*sizeof(float));
+ x->c_lastphase_out = (float *) getbytes((MAX_N2+1)*sizeof(float));
+ x->lastamp = (float *) getbytes((MAX_N+1) * sizeof(float));
+ x->lastfreq = (float *) getbytes((MAX_N+1) * sizeof(float));
+ x->local_frame = (float *) getbytes((MAX_N+2)*sizeof(float));
+ x->loveboat = (float **) getbytes(x->framecount*sizeof(float *));
+
+
+ /* here we stay with old reallocation approach and pray */
+ for(i=0;i<x->framecount;i++){
+ x->loveboat[i] = (float *) getbytes(((x->N)+2)*sizeof(float));
+ if(x->loveboat[i] == NULL){
+ error("memory error");
+ return;
+ }
+ memset((char *)x->loveboat[i],0,(x->N+2)*sizeof(float));
+ }
+ } else if(initialized == 1) {
+ //free and allocate
+ oldsize = (oldN+2)*sizeof(float);
+ for(i = 0; i < last_framecount; i++){
+ freebytes(x->loveboat[i],oldsize) ;
+ }
+ oldsize = last_framecount*sizeof(float *);
+ freebytes(x->loveboat,oldsize);
+ x->loveboat = (float **) getbytes(x->framecount*sizeof(float *));
+ for(i=0;i<x->framecount;i++){
+ x->loveboat[i] = (float *) getbytes((x->N+2)*sizeof(float));
+ if(x->loveboat[i] == NULL){
+ error("memory error");
+ return;
+ }
+ memset((char *)x->loveboat[i],0,(x->N+2)*sizeof(float));
+ }
+ }
+ memset((char *)x->input,0,x->Nw * sizeof(float));
+ memset((char *)x->output,0,x->Nw * sizeof(float));
+ memset((char *)x->c_lastphase_in,0,(x->N2+1) * sizeof(float));
+ memset((char *)x->lastamp,0,(x->N+1)*sizeof(float));
+ memset((char *)x->lastfreq,0,(x->N+1)*sizeof(float));
+ memset((char *)x->bindex,0,(x->N+1)*sizeof(float));
+ memset((char *)x->buffer,0,x->N * sizeof(float));
+ if(!x->vector_size){
+ post("zero vector size - something is really screwed up here!");
+ return;
+ }
+ for ( i = 0; i < x->table_length; i++ ) {
+ x->table[i] = (float) x->N * cos((float)i * TWOPI / (float)x->table_length);
+ }
+ x->c_fundamental = (float) x->R/(float)x->N ;
+ x->c_factor_in = (float) x->R/((float)x->vector_size * TWOPI);
+
+ if( x->hi_freq < x->c_fundamental ) {
+ x->hi_freq = x->topfreq ;
+ }
+ x->hi_bin = 1;
+ x->curfreq = 0;
+ while( x->curfreq < x->hi_freq ) {
+ ++(x->hi_bin);
+ x->curfreq += x->c_fundamental ;
+ }
+
+ x->lo_bin = 0;
+ x->curfreq = 0;
+ while( x->curfreq < x->lo_freq ) {
+ ++(x->lo_bin);
+ x->curfreq += x->c_fundamental ;
+ }
+
+ if( x->hi_bin > x->N2)
+ x->hi_bin = x->N2 ;
+ if(x->lo_bin > x->hi_bin)
+ x->lo_bin = x->hi_bin;
+
+ x->i_vector_size = 1.0/x->vector_size;
+ x->pitch_increment = x->P*x->table_length/x->R;
+
+ makewindows( x->Hwin, x->Wanal, x->Wsyn, x->Nw, x->N, x->D);
+ init_rdft( x->N, x->bitshuffle, x->trigland);
+
+
+ x->lock = 0;
+}
+
+void *presidency_new(t_symbol *s, int argc, t_atom *argv)
+{
+#if MSP
+ t_presidency *x = (t_presidency *)newobject(presidency_class);
+ dsp_setup((t_pxobject *)x,4);
+ outlet_new((t_pxobject *)x, "signal");
+ outlet_new((t_pxobject *)x, "signal");
+#endif
+
+#if PD
+ t_presidency *x = (t_presidency *)pd_new(presidency_class);
+ inlet_new(&x->x_obj, &x->x_obj.ob_pd,gensym("signal"), gensym("signal"));
+ inlet_new(&x->x_obj, &x->x_obj.ob_pd,gensym("signal"), gensym("signal"));
+ inlet_new(&x->x_obj, &x->x_obj.ob_pd,gensym("signal"), gensym("signal"));
+ outlet_new(&x->x_obj, gensym("signal"));
+ outlet_new(&x->x_obj, gensym("signal"));
+#endif
+
+ x->duration = atom_getfloatarg(0,argc,argv)/1000.0;
+ x->lo_freq = atom_getfloatarg(1,argc,argv);
+ x->hi_freq = atom_getfloatarg(2,argc,argv);
+ x->overlap = atom_getfloatarg(3,argc,argv);
+ x->winfac = atom_getfloatarg(4,argc,argv);
+
+ x->D = sys_getblksize();
+ x->R = sys_getsr();
+ x->vector_size = x->D;
+
+ x->topfreq = 3000.; // default top freq
+ if(!x->lo_freq){
+ x->lo_freq = 0;
+ }
+ if(!x->hi_freq)
+ x->hi_freq = 4000.0;
+
+ presidency_init(x,0);
+
+ return (x);
+}
+
+t_int *presidency_perform(t_int *w)
+{
+ int i, j;
+ float sample;
+
+ //////////////////////////////////////////////
+ t_presidency *x = (t_presidency *) (w[1]);
+ t_float *in = (t_float *)(w[2]);
+ t_float *speed = (t_float *)(w[3]);
+ t_float *position = (t_float *)(w[4]);
+ t_float *pinc = (t_float *)(w[5]);
+ t_float *out = (t_float *)(w[6]);
+ t_float *sync_vec = (t_float *)(w[7]);
+ t_int n = w[8];
+
+ int inCount = x->inCount;
+ int R = x->R;
+ int N = x->N;
+ int N2 = x->N2;
+ int D = x->D;
+ int vector_size = x->D;
+ int Nw = x->Nw;
+ float *Wanal = x->Wanal;
+ float *Wsyn = x->Wsyn;
+ float *input = x->input;
+ float *output = x->output;
+ float *buffer = x->buffer;
+ float *channel = x->channel;
+ float *local_frame = x->local_frame;
+ float fframe = x->current_frame ;
+ float last_fpos = x->last_fpos ;
+ int framecount = x->framecount;
+ float fincr = x->frame_increment;
+ float fpos = x->fpos;
+ float pitch_increment = x->pitch_increment;
+ float mult = x->mult;
+ int *bitshuffle = x->bitshuffle;
+ float *trigland = x->trigland ;
+ float *c_lastphase_in = x->c_lastphase_in;
+ float *c_lastphase_out = x->c_lastphase_out;
+ float c_fundamental = x->c_fundamental;
+ float c_factor_in = x->c_factor_in;
+ float c_factor_out = x->c_factor_out;
+ float table_si = x->table_si;
+ int lo_bin = x->lo_bin;
+ int hi_bin = x->hi_bin;
+ float i_vector_size = x->i_vector_size;
+ float synthesis_threshold = x->synthesis_threshold;
+ float *lastfreq = x->lastfreq;
+ float *lastamp = x->lastamp;
+ float *bindex = x->bindex;
+ float *table = x->table;
+ int table_length = x->table_length;
+ float sync = x->sync;
+
+
+ if(x->lock || x->mute){
+ while(n--){
+ *out++ = 0.0;
+ *sync_vec++ = sync;
+ }
+ return (w+9);
+ }
+
+#if MSP
+ if (x->in2_connected) {
+ fincr = *speed;
+ }
+ if (x->in3_connected) {
+ fpos = *position;
+ }
+ if (x->in4_connected) {
+ pitch_increment = *pinc * table_si;
+ }
+#endif
+
+#if PD
+ fincr = *speed;
+ fpos = *position;
+ pitch_increment = *pinc * table_si;
+#endif
+
+ inCount += D;
+
+ if(x->read_me) {
+ for ( j = 0 ; j < Nw - D ; j++ ){
+ input[j] = input[j+D];
+ }
+ for (j = Nw - D; j < Nw; j++) {
+ input[j] = *in++;
+ }
+
+ if( x->playthrough ){
+ for ( j = N-D; j < N; j++ ) {
+ *out++ = input[j] * 0.5;
+ }
+ }
+ else {
+ for ( j = 0; j < D; j++ ){
+ *out++ = 0.0;
+ }
+ }
+
+ fold(input, Wanal, Nw, buffer, N, inCount);
+ rdft(N, 1, buffer, bitshuffle, trigland);
+ sync = (float) x->frames_read / (float) framecount;
+ if(x->frames_read >= framecount){
+ sync = 1.0;
+ x->read_me = 0;
+ if(x->verbose){
+ post("presidency: data acquisition completed");
+ }
+ } else {
+ convert(buffer, x->loveboat[(x->frames_read)++], N2, c_lastphase_in, c_fundamental, c_factor_in);
+ }
+ x->virgin = 0;
+ for ( j = 0; j < D; j++ ){
+ *sync_vec++ = sync;
+ }
+
+ }
+ else if(x->playthrough && x->virgin){
+ while(n--){
+ sample = *in++ * 0.5;
+ *out++ = sample;
+ *sync_vec++ = sync;
+ }
+ }
+ /* synthesis section */
+ else {
+ if(fpos < 0)
+ fpos = 0;
+ if(fpos > 1)
+ fpos = 1;
+ if(fpos != last_fpos){
+ fframe = fpos * (float) framecount;
+ last_fpos = fpos;
+ }
+
+
+ fframe += fincr;
+ while(fframe >= framecount) {
+ fframe -= framecount;
+ }
+ while( fframe < 0. ) {
+ fframe += framecount ;
+ }
+ // copy stored frame to local for possible modifications
+ for(i = 0; i < N; i++){
+ local_frame[i] = x->loveboat[(int) fframe ][i];
+ }
+
+ for( i = lo_bin * 2 + 1; i < hi_bin * 2 + 1; i += 2 ){
+ local_frame[i] *= pitch_increment;
+ }
+
+ bloscbank(local_frame, output, D, i_vector_size, lastfreq, lastamp,
+ bindex, table, table_length, synthesis_threshold, lo_bin, hi_bin);
+
+ for ( j = 0; j < D; j++ ){
+ *out++ = output[j] * mult;
+ *sync_vec++ = sync;
+ }
+ for ( j = 0; j < Nw - D; j++ ){
+ output[j] = output[j+D];
+ }
+
+ for ( j = Nw - D; j < Nw; j++ ){
+ output[j] = 0.;
+ }
+ }
+
+ /* restore state variables */
+
+ x->inCount = inCount % Nw;
+ x->current_frame = fframe;
+ x->frame_increment = fincr;
+ x->fpos = fpos;
+ x->last_fpos = last_fpos;
+ x->pitch_increment = pitch_increment;
+ x->sync = sync;
+ return (w+9);
+}
+
+#if MSP
+void presidency_int(t_presidency *x, long i)
+{
+ presidency_float(x,(float)i);
+}
+
+void presidency_float(t_presidency *x, double f) // Look at floats at inlets
+{
+ int inlet = ((t_pxobject*)x)->z_in;
+
+ if (inlet == 1) {
+ x->frame_increment = f;
+ }
+ else if (inlet == 2){
+ if (f < 0 ){
+ f = 0;
+ } else if(f > 1) {
+ f = 1.;
+ }
+ x->fpos = f;
+ }
+ else if( inlet == 3 ){
+ x->pitch_increment = f * x->table_si;
+ }
+}
+#endif
+
+void presidency_acquire_sample(t_presidency *x)
+{
+ x->read_me = 1;
+ x->frames_read = 0;
+ if(x->verbose)
+ post("%: beginning spectral data acquisition",OBJECT_NAME);
+}
+
+void presidency_bangname (t_presidency *x)
+{
+ x->read_me = 1;
+ x->frames_read = 0;
+ if(x->verbose)
+ post("%s: beginning spectral data acquisition",OBJECT_NAME);
+}
+
+void presidency_mute(t_presidency *x, t_floatarg tog)
+{
+ x->mute = (short)tog;
+}
+
+void presidency_dsp(t_presidency *x, t_signal **sp, short *count)
+{
+#if MSP
+ x->in2_connected = count[1];
+ x->in3_connected = count[2];
+ x->in4_connected = count[3];
+#endif
+
+ if(x->R != sp[0]->s_sr || x->D != sp[0]->s_n){
+ x->R = sp[0]->s_sr;
+ x->D = sp[0]->s_n;
+ x->vector_size = x->D;
+ if(x->verbose)
+ post("new vsize: %d, new SR:%d",x->D,x->R);
+ presidency_init(x,1);
+ }
+
+ dsp_add(presidency_perform, 8, x, sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec,
+ sp[3]->s_vec, sp[4]->s_vec, sp[5]->s_vec, sp[0]->s_n);
+}
+
+void presidency_assist(t_presidency *x, void *b, long msg, long arg, char *dst)
+{
+ if (msg==1) {
+ switch (arg) {
+ case 0: sprintf(dst,"(signal) Input"); break;
+ case 1: sprintf(dst,"(signal/float) Frame Increment"); break;
+ case 2: sprintf(dst,"(signal/float) Frame Position [0-1]"); break;
+ case 3: sprintf(dst,"(signal/float) Transposition Factor"); break;
+ }
+ } else if (msg==2) {
+ switch (arg) {
+ case 0: sprintf(dst,"(signal) Output"); break;
+ case 1: sprintf(dst,"(signal/float) Record Sync"); break;
+ }
+ }
+}
generated by cgit v1.2.1 (git 2.18.0) at 2024-05-04 18:40:59 +0000