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authormusil <tmusil@users.sourceforge.net>2006-11-28 18:56:01 +0000
committermusil <tmusil@users.sourceforge.net>2006-11-28 18:56:01 +0000
commitdda182c3ed3180554627f99b5971b674a96373c3 (patch)
tree5d9c6ea97c31b8e2a3c47f124dc5f7f5df856b74
parent767ef29fd3167254cf574c7e985dad6983e5acdb (diff)
changed float to t_float
-fno-strict-aliasing #pragma obsolete svn path=/trunk/externals/iem/iem_bin_ambi/; revision=6501
-rw-r--r--src/bin_ambi_calc_HRTF.c7
-rw-r--r--src/bin_ambi_reduced_decode.c6
-rw-r--r--src/bin_ambi_reduced_decode2.c6
-rw-r--r--src/bin_ambi_reduced_decode_fft.c6
-rw-r--r--src/bin_ambi_reduced_decode_fft2.c2455
-rw-r--r--src/bin_ambi_reduced_decode_fir.c6
-rw-r--r--src/bin_ambi_reduced_decode_fir2.c47
-rw-r--r--src/iem_bin_ambi.c5
-rw-r--r--src/iemlib.h8
-rw-r--r--src/makefile_linux52
10 files changed, 1307 insertions, 1291 deletions
diff --git a/src/bin_ambi_calc_HRTF.c b/src/bin_ambi_calc_HRTF.c
index d9e8ee3..664ecce 100644
--- a/src/bin_ambi_calc_HRTF.c
+++ b/src/bin_ambi_calc_HRTF.c
@@ -3,18 +3,11 @@
iem_bin_ambi written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-#ifdef NT
-#pragma warning( disable : 4244 )
-#pragma warning( disable : 4305 )
-#endif
-
-
#include "m_pd.h"
#include "iemlib.h"
#include "iem_bin_ambi.h"
#include <math.h>
#include <stdio.h>
-#include <string.h>
diff --git a/src/bin_ambi_reduced_decode.c b/src/bin_ambi_reduced_decode.c
index bce4f83..27ee088 100644
--- a/src/bin_ambi_reduced_decode.c
+++ b/src/bin_ambi_reduced_decode.c
@@ -3,12 +3,6 @@
iem_bin_ambi written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-#ifdef NT
-#pragma warning( disable : 4244 )
-#pragma warning( disable : 4305 )
-#endif
-
-
#include "m_pd.h"
#include "iemlib.h"
#include "iem_bin_ambi.h"
diff --git a/src/bin_ambi_reduced_decode2.c b/src/bin_ambi_reduced_decode2.c
index 3b694fd..9fef905 100644
--- a/src/bin_ambi_reduced_decode2.c
+++ b/src/bin_ambi_reduced_decode2.c
@@ -3,12 +3,6 @@
iem_bin_ambi written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-#ifdef NT
-#pragma warning( disable : 4244 )
-#pragma warning( disable : 4305 )
-#endif
-
-
#include "m_pd.h"
#include "iemlib.h"
#include "iem_bin_ambi.h"
diff --git a/src/bin_ambi_reduced_decode_fft.c b/src/bin_ambi_reduced_decode_fft.c
index 092bbfc..a4b714e 100644
--- a/src/bin_ambi_reduced_decode_fft.c
+++ b/src/bin_ambi_reduced_decode_fft.c
@@ -3,12 +3,6 @@
iem_bin_ambi written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-#ifdef NT
-#pragma warning( disable : 4244 )
-#pragma warning( disable : 4305 )
-#endif
-
-
#include "m_pd.h"
#include "iemlib.h"
#include "iem_bin_ambi.h"
diff --git a/src/bin_ambi_reduced_decode_fft2.c b/src/bin_ambi_reduced_decode_fft2.c
index 7e22682..d9c6f4c 100644
--- a/src/bin_ambi_reduced_decode_fft2.c
+++ b/src/bin_ambi_reduced_decode_fft2.c
@@ -3,11 +3,6 @@
iem_bin_ambi written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-#ifdef NT
-#pragma warning( disable : 4244 )
-#pragma warning( disable : 4305 )
-#endif
-
#include "m_pd.h"
#include "iemlib.h"
@@ -19,662 +14,662 @@ iem_bin_ambi written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 -
/* -------------------------- bin_ambi_reduced_decode_fft2 ------------------------------ */
/*
- ** berechnet ein reduziertes Ambisonic-Decoder-Set in die HRTF-Spektren **
- ** Inputs: ls + Liste von 3 floats: Index [1 .. 16] + Elevation [-90 .. +90 degree] + Azimut [0 .. 360 degree] **
- ** Inputs: calc_inv **
- ** Inputs: load_HRIR + float index1..16 **
- ** Outputs: List of 2 symbols: left-HRIR-File-name + HRIR-table-name **
- ** Inputs: calc_reduced **
- ** "output" ... writes the HRTF into tables **
- ** **
- ** **
- ** setzt voraus , dass die HRIR-tabele-names von 1016_1_L_HRIR .. 1016_16_L_HRIR heissen und existieren **
- ** setzt voraus , dass die HRTF-tabele-names von 1016_1_HRTF_re .. 1016_16_HRTF_re heissen und existieren **
- ** setzt voraus , dass die HRTF-tabele-names von 1016_1_HRTF_im .. 1016_16_HRTF_im heissen und existieren **
- */
+** berechnet ein reduziertes Ambisonic-Decoder-Set in die HRTF-Spektren **
+** Inputs: ls + Liste von 3 floats: Index [1 .. 16] + Elevation [-90 .. +90 degree] + Azimut [0 .. 360 degree] **
+** Inputs: calc_inv **
+** Inputs: load_HRIR + float index1..16 **
+** Outputs: List of 2 symbols: left-HRIR-File-name + HRIR-table-name **
+** Inputs: calc_reduced **
+** "output" ... writes the HRTF into tables **
+** **
+** **
+** setzt voraus , dass die HRIR-tabele-names von 1016_1_L_HRIR .. 1016_16_L_HRIR heissen und existieren **
+** setzt voraus , dass die HRTF-tabele-names von 1016_1_HRTF_re .. 1016_16_HRTF_re heissen und existieren **
+** setzt voraus , dass die HRTF-tabele-names von 1016_1_HRTF_im .. 1016_16_HRTF_im heissen und existieren **
+*/
typedef struct _bin_ambi_reduced_decode_fft2
{
- t_object x_obj;
- t_atom x_at[2];/*output filename and tablename of HRIR*/
- int x_n_dim;/*dimension of ambisonic system*/
- int x_n_ambi;/*number of ambi channels*/
- int x_n_order;/*order of ambisonic system*/
- int x_n_real_ls;/*number of real loudspeakers*/
- int x_n_pht_ls;/*number of phantom loudspeakers*/
- int x_seq_ok;
- int x_fftsize;/*fftsize of blockfilter, should be 2 times of FIR-length of HRIR*/
- double *x_inv_work1;/* n_ambi*n_ambi buffer for matrix inverse */
- double *x_inv_work2;/* 2*n_ambi*n_ambi buffer for matrix inverse */
- double *x_inv_buf2;/* 2*n_ambi buffer for matrix inverse */
- double *x_transp;/* n_ls*n_ambi transposed input-buffer of decoder-matrix before inversion */
- double *x_ls_encode;/* n_ambi*n_ls straight input-buffer of decoder-matrix before inversion */
- double *x_prod2;/* n_ls*n_ambi output-buffer of decoder-matrix after inversion */
- double *x_prod3;/* n_ls*n_ambi output-buffer of decoder-matrix after inversion */
- double *x_ambi_channel_weight;
- int *x_delta;
- int *x_phi;
- int *x_phi_sym;
- int *x_sym_flag;
- BIN_AMBI_COMPLEX *x_spec;
- BIN_AMBI_COMPLEX *x_sin_cos;
- float *x_beg_fade_out_hrir;
- float *x_beg_hrir;
- float **x_beg_hrtf_re;
- float **x_beg_hrtf_im;
- t_symbol **x_hrir_filename;
- t_symbol **x_s_hrir;
- t_symbol **x_s_hrtf_re;
- t_symbol **x_s_hrtf_im;
- t_symbol *x_s_fade_out_hrir;
- void *x_out_sign_sum;
- double x_sqrt3;
- double x_sqrt10_4;
- double x_sqrt15_2;
- double x_sqrt6_4;
- double x_sqrt35_8;
- double x_sqrt70_4;
- double x_sqrt5_2;
- double x_sqrt126_16;
- double x_sqrt315_8;
- double x_sqrt105_4;
- double x_pi_over_180;
- double x_sing_range;
+ t_object x_obj;
+ t_atom x_at[2];/*output filename and tablename of HRIR*/
+ int x_n_dim;/*dimension of ambisonic system*/
+ int x_n_ambi;/*number of ambi channels*/
+ int x_n_order;/*order of ambisonic system*/
+ int x_n_real_ls;/*number of real loudspeakers*/
+ int x_n_pht_ls;/*number of phantom loudspeakers*/
+ int x_seq_ok;
+ int x_fftsize;/*fftsize of blockfilter, should be 2 times of FIR-length of HRIR*/
+ double *x_inv_work1;/* n_ambi*n_ambi buffer for matrix inverse */
+ double *x_inv_work2;/* 2*n_ambi*n_ambi buffer for matrix inverse */
+ double *x_inv_buf2;/* 2*n_ambi buffer for matrix inverse */
+ double *x_transp;/* n_ls*n_ambi transposed input-buffer of decoder-matrix before inversion */
+ double *x_ls_encode;/* n_ambi*n_ls straight input-buffer of decoder-matrix before inversion */
+ double *x_prod2;/* n_ls*n_ambi output-buffer of decoder-matrix after inversion */
+ double *x_prod3;/* n_ls*n_ambi output-buffer of decoder-matrix after inversion */
+ double *x_ambi_channel_weight;
+ int *x_delta;
+ int *x_phi;
+ int *x_phi_sym;
+ int *x_sym_flag;
+ BIN_AMBI_COMPLEX *x_spec;
+ BIN_AMBI_COMPLEX *x_sin_cos;
+ t_float *x_beg_fade_out_hrir;
+ t_float *x_beg_hrir;
+ t_float **x_beg_hrtf_re;
+ t_float **x_beg_hrtf_im;
+ t_symbol **x_hrir_filename;
+ t_symbol **x_s_hrir;
+ t_symbol **x_s_hrtf_re;
+ t_symbol **x_s_hrtf_im;
+ t_symbol *x_s_fade_out_hrir;
+ void *x_out_sign_sum;
+ double x_sqrt3;
+ double x_sqrt10_4;
+ double x_sqrt15_2;
+ double x_sqrt6_4;
+ double x_sqrt35_8;
+ double x_sqrt70_4;
+ double x_sqrt5_2;
+ double x_sqrt126_16;
+ double x_sqrt315_8;
+ double x_sqrt105_4;
+ double x_pi_over_180;
+ double x_sing_range;
} t_bin_ambi_reduced_decode_fft2;
static t_class *bin_ambi_reduced_decode_fft2_class;
static void bin_ambi_reduced_decode_fft2_init_cos(t_bin_ambi_reduced_decode_fft2 *x)
{/* initialize a whole sine and cosine wave over a fftsize array */
- int i, fftsize = x->x_fftsize;
- float f, g;
- BIN_AMBI_COMPLEX *sincos = x->x_sin_cos;
-
- g = 2.0f * 3.1415926538f / (float)fftsize;
- for(i=0; i<fftsize; i++)
- {
- f = g * (float)i;
- (*sincos).real = cos(f);
- (*sincos).imag = -sin(f); /*FFT*/
- sincos++;
- }
+ int i, fftsize = x->x_fftsize;
+ t_float f, g;
+ BIN_AMBI_COMPLEX *sincos = x->x_sin_cos;
+
+ g = 2.0f * 3.1415926538f / (t_float)fftsize;
+ for(i=0; i<fftsize; i++)
+ {
+ f = g * (t_float)i;
+ (*sincos).real = cos(f);
+ (*sincos).imag = -sin(f); /*FFT*/
+ sincos++;
+ }
}
static void bin_ambi_reduced_decode_fft2_convert(t_bin_ambi_reduced_decode_fft2 *x, double *delta_deg2rad, double *phi_deg2rad, int index)
{
- double q = 1.0;
- double d = *delta_deg2rad;
- double p = *phi_deg2rad;
- int i;
-
- if(d < -90.0)
- d = -90.0;
- if(d > 90.0)
- d = 90.0;
- while(p < 0.0)
- p += 360.0;
- while(p >= 360.0)
- p -= 360.0;
-
- x->x_delta[index] = (int)(d);
- x->x_phi[index] = (int)(p);
-
- *delta_deg2rad = d*x->x_pi_over_180;
- *phi_deg2rad = p*x->x_pi_over_180;
+ double q = 1.0;
+ double d = *delta_deg2rad;
+ double p = *phi_deg2rad;
+ int i;
+
+ if(d < -90.0)
+ d = -90.0;
+ if(d > 90.0)
+ d = 90.0;
+ while(p < 0.0)
+ p += 360.0;
+ while(p >= 360.0)
+ p -= 360.0;
+
+ x->x_delta[index] = (int)(d);
+ x->x_phi[index] = (int)(p);
+
+ *delta_deg2rad = d*x->x_pi_over_180;
+ *phi_deg2rad = p*x->x_pi_over_180;
}
static void bin_ambi_reduced_decode_fft2_do_2d(t_bin_ambi_reduced_decode_fft2 *x, int argc, t_atom *argv, int mode)
{
- double delta=0.0, phi;
- double *dw = x->x_transp;
- int index;
- int order=x->x_n_order;
-
- if(argc < 2)
- {
- post("bin_ambi_reduced_decode_fft2 ERROR: ls-input needs 1 index and 1 angle: ls_index + phi [degree]");
- return;
- }
- index = (int)atom_getint(argv++) - 1;
- phi = (double)atom_getfloat(argv);
-
- if(index < 0)
- index = 0;
- if(mode == BIN_AMBI_LS_REAL)
- {
- if(index >= x->x_n_real_ls)
- index = x->x_n_real_ls - 1;
- }
- else if(mode == BIN_AMBI_LS_PHT)
- {
- if(x->x_n_pht_ls)
- {
- if(index >= x->x_n_pht_ls)
- index = x->x_n_pht_ls - 1;
- index += x->x_n_real_ls;
- }
- else
- return;
- }
- else
- return;
-
- bin_ambi_reduced_decode_fft2_convert(x, &delta, &phi, index);
-
- dw += index * x->x_n_ambi;
-
- *dw++ = 1.0;
- *dw++ = cos(phi);
- *dw++ = sin(phi);
-
- if(order >= 2)
- {
- *dw++ = cos(2.0*phi);
- *dw++ = sin(2.0*phi);
-
- if(order >= 3)
- {
- *dw++ = cos(3.0*phi);
- *dw++ = sin(3.0*phi);
- if(order >= 4)
- {
- *dw++ = cos(4.0*phi);
- *dw++ = sin(4.0*phi);
-
- if(order >= 5)
- {
- *dw++ = cos(5.0*phi);
- *dw++ = sin(5.0*phi);
-
- if(order >= 6)
- {
- *dw++ = cos(6.0*phi);
- *dw++ = sin(6.0*phi);
-
- if(order >= 7)
- {
- *dw++ = cos(7.0*phi);
- *dw++ = sin(7.0*phi);
-
- if(order >= 8)
- {
- *dw++ = cos(8.0*phi);
- *dw++ = sin(8.0*phi);
-
- if(order >= 9)
- {
- *dw++ = cos(9.0*phi);
- *dw++ = sin(9.0*phi);
-
- if(order >= 10)
- {
- *dw++ = cos(10.0*phi);
- *dw++ = sin(10.0*phi);
-
- if(order >= 11)
- {
- *dw++ = cos(11.0*phi);
- *dw++ = sin(11.0*phi);
-
- if(order >= 12)
- {
- *dw++ = cos(12.0*phi);
- *dw++ = sin(12.0*phi);
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
+ double delta=0.0, phi;
+ double *dw = x->x_transp;
+ int index;
+ int order=x->x_n_order;
+
+ if(argc < 2)
+ {
+ post("bin_ambi_reduced_decode_fft2 ERROR: ls-input needs 1 index and 1 angle: ls_index + phi [degree]");
+ return;
+ }
+ index = (int)atom_getint(argv++) - 1;
+ phi = (double)atom_getfloat(argv);
+
+ if(index < 0)
+ index = 0;
+ if(mode == BIN_AMBI_LS_REAL)
+ {
+ if(index >= x->x_n_real_ls)
+ index = x->x_n_real_ls - 1;
+ }
+ else if(mode == BIN_AMBI_LS_PHT)
+ {
+ if(x->x_n_pht_ls)
+ {
+ if(index >= x->x_n_pht_ls)
+ index = x->x_n_pht_ls - 1;
+ index += x->x_n_real_ls;
+ }
+ else
+ return;
+ }
+ else
+ return;
+
+ bin_ambi_reduced_decode_fft2_convert(x, &delta, &phi, index);
+
+ dw += index * x->x_n_ambi;
+
+ *dw++ = 1.0;
+ *dw++ = cos(phi);
+ *dw++ = sin(phi);
+
+ if(order >= 2)
+ {
+ *dw++ = cos(2.0*phi);
+ *dw++ = sin(2.0*phi);
+
+ if(order >= 3)
+ {
+ *dw++ = cos(3.0*phi);
+ *dw++ = sin(3.0*phi);
+ if(order >= 4)
+ {
+ *dw++ = cos(4.0*phi);
+ *dw++ = sin(4.0*phi);
+
+ if(order >= 5)
+ {
+ *dw++ = cos(5.0*phi);
+ *dw++ = sin(5.0*phi);
+
+ if(order >= 6)
+ {
+ *dw++ = cos(6.0*phi);
+ *dw++ = sin(6.0*phi);
+
+ if(order >= 7)
+ {
+ *dw++ = cos(7.0*phi);
+ *dw++ = sin(7.0*phi);
+
+ if(order >= 8)
+ {
+ *dw++ = cos(8.0*phi);
+ *dw++ = sin(8.0*phi);
+
+ if(order >= 9)
+ {
+ *dw++ = cos(9.0*phi);
+ *dw++ = sin(9.0*phi);
+
+ if(order >= 10)
+ {
+ *dw++ = cos(10.0*phi);
+ *dw++ = sin(10.0*phi);
+
+ if(order >= 11)
+ {
+ *dw++ = cos(11.0*phi);
+ *dw++ = sin(11.0*phi);
+
+ if(order >= 12)
+ {
+ *dw++ = cos(12.0*phi);
+ *dw++ = sin(12.0*phi);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
}
static void bin_ambi_reduced_decode_fft2_do_3d(t_bin_ambi_reduced_decode_fft2 *x, int argc, t_atom *argv, int mode)
{
- double delta, phi;
- double cd, sd, cd2, cd3, sd2, csd, cp, sp, cp2, sp2, cp3, sp3, cp4, sp4;
- double *dw = x->x_transp;
- int index;
- int order=x->x_n_order;
-
- if(argc < 3)
- {
- post("bin_ambi_reduced_decode_fft2 ERROR: ls-input needs 1 index and 2 angles: ls index + delta [degree] + phi [degree]");
- return;
- }
- index = (int)atom_getint(argv++) - 1;
- delta = atom_getfloat(argv++);
- phi = atom_getfloat(argv);
-
- if(index < 0)
- index = 0;
- if(mode == BIN_AMBI_LS_REAL)
- {
- if(index >= x->x_n_real_ls)
- index = x->x_n_real_ls - 1;
- }
- else if(mode == BIN_AMBI_LS_PHT)
- {
- if(x->x_n_pht_ls)
- {
- if(index >= x->x_n_pht_ls)
- index = x->x_n_pht_ls - 1;
- index += x->x_n_real_ls;
- }
- else
- return;
- }
- else
- return;
-
- bin_ambi_reduced_decode_fft2_convert(x, &delta, &phi, index);
-
- cd = cos(delta);
- sd = sin(delta);
- cp = cos(phi);
- sp = sin(phi);
-
- dw += index * x->x_n_ambi;
-
- *dw++ = 1.0;
-
- *dw++ = cd * cp;
- *dw++ = cd * sp;
- *dw++ = sd;
-
- if(order >= 2)
- {
- cp2 = cos(2.0*phi);
- sp2 = sin(2.0*phi);
- cd2 = cd * cd;
- sd2 = sd * sd;
- csd = cd * sd;
- *dw++ = 0.5 * x->x_sqrt3 * cd2 * cp2;
- *dw++ = 0.5 * x->x_sqrt3 * cd2 * sp2;
- *dw++ = x->x_sqrt3 * csd * cp;
- *dw++ = x->x_sqrt3 * csd * sp;
- *dw++ = 0.5 * (3.0 * sd2 - 1.0);
-
- if(order >= 3)
- {
- cp3 = cos(3.0*phi);
- sp3 = sin(3.0*phi);
- cd3 = cd2 * cd;
- *dw++ = x->x_sqrt10_4 * cd3 * cp3;
- *dw++ = x->x_sqrt10_4 * cd3 * sp3;
- *dw++ = x->x_sqrt15_2 * cd * csd * cp2;
- *dw++ = x->x_sqrt15_2 * cd * csd * sp2;
- *dw++ = x->x_sqrt6_4 * cd * (5.0 * sd2 - 1.0) * cp;
- *dw++ = x->x_sqrt6_4 * cd * (5.0 * sd2 - 1.0) * sp;
- *dw++ = 0.5 * sd * (5.0 * sd2 - 3.0);
-
- if(order >= 4)
- {
- cp4 = cos(4.0*phi);
- sp4 = sin(4.0*phi);
- *dw++ = x->x_sqrt35_8 * cd2 * cd2 * cp4;
- *dw++ = x->x_sqrt35_8 * cd2 * cd2 * sp4;
- *dw++ = x->x_sqrt70_4 * cd2 * csd * cp3;
- *dw++ = x->x_sqrt70_4 * cd2 * csd * sp3;
- *dw++ = 0.5 * x->x_sqrt5_2 * cd2 * (7.0 * sd2 - 1.0) * cp2;
- *dw++ = 0.5 * x->x_sqrt5_2 * cd2 * (7.0 * sd2 - 1.0) * sp2;
- *dw++ = x->x_sqrt10_4 * csd * (7.0 * sd2 - 3.0) * cp;
- *dw++ = x->x_sqrt10_4 * csd * (7.0 * sd2 - 3.0) * sp;
- *dw++ = 0.125 * (sd2 * (35.0 * sd2 - 30.0) + 3.0);
-
- if(order >= 5)
- {
- *dw++ = x->x_sqrt126_16 * cd3 * cd2 * cos(5.0*phi);
- *dw++ = x->x_sqrt126_16 * cd3 * cd2 * sin(5.0*phi);
- *dw++ = x->x_sqrt315_8 * cd3 * csd * cp4;
- *dw++ = x->x_sqrt315_8 * cd3 * csd * sp4;
- *dw++ = 0.25 * x->x_sqrt70_4 * cd3 * (9.0 * sd2 - 1.0) * cp3;
- *dw++ = 0.25 * x->x_sqrt70_4 * cd3 * (9.0 * sd2 - 1.0) * sp3;
- *dw++ = x->x_sqrt105_4 * cd * csd * (3.0 * sd2 - 1.0) * cp2;
- *dw++ = x->x_sqrt105_4 * cd * csd * (3.0 * sd2 - 1.0) * sp2;
- *dw++ = 0.25 * x->x_sqrt15_2 * cd * (sd2 * (21.0 * sd2 - 14.0) + 1.0) * cp;
- *dw++ = 0.25 * x->x_sqrt15_2 * cd * (sd2 * (21.0 * sd2 - 14.0) + 1.0) * sp;
- *dw = 0.125 * sd * (sd2 * (63.0 * sd2 - 70.0) + 15.0);
- }
- }
- }
- }
+ double delta, phi;
+ double cd, sd, cd2, cd3, sd2, csd, cp, sp, cp2, sp2, cp3, sp3, cp4, sp4;
+ double *dw = x->x_transp;
+ int index;
+ int order=x->x_n_order;
+
+ if(argc < 3)
+ {
+ post("bin_ambi_reduced_decode_fft2 ERROR: ls-input needs 1 index and 2 angles: ls index + delta [degree] + phi [degree]");
+ return;
+ }
+ index = (int)atom_getint(argv++) - 1;
+ delta = atom_getfloat(argv++);
+ phi = atom_getfloat(argv);
+
+ if(index < 0)
+ index = 0;
+ if(mode == BIN_AMBI_LS_REAL)
+ {
+ if(index >= x->x_n_real_ls)
+ index = x->x_n_real_ls - 1;
+ }
+ else if(mode == BIN_AMBI_LS_PHT)
+ {
+ if(x->x_n_pht_ls)
+ {
+ if(index >= x->x_n_pht_ls)
+ index = x->x_n_pht_ls - 1;
+ index += x->x_n_real_ls;
+ }
+ else
+ return;
+ }
+ else
+ return;
+
+ bin_ambi_reduced_decode_fft2_convert(x, &delta, &phi, index);
+
+ cd = cos(delta);
+ sd = sin(delta);
+ cp = cos(phi);
+ sp = sin(phi);
+
+ dw += index * x->x_n_ambi;
+
+ *dw++ = 1.0;
+
+ *dw++ = cd * cp;
+ *dw++ = cd * sp;
+ *dw++ = sd;
+
+ if(order >= 2)
+ {
+ cp2 = cos(2.0*phi);
+ sp2 = sin(2.0*phi);
+ cd2 = cd * cd;
+ sd2 = sd * sd;
+ csd = cd * sd;
+ *dw++ = 0.5 * x->x_sqrt3 * cd2 * cp2;
+ *dw++ = 0.5 * x->x_sqrt3 * cd2 * sp2;
+ *dw++ = x->x_sqrt3 * csd * cp;
+ *dw++ = x->x_sqrt3 * csd * sp;
+ *dw++ = 0.5 * (3.0 * sd2 - 1.0);
+
+ if(order >= 3)
+ {
+ cp3 = cos(3.0*phi);
+ sp3 = sin(3.0*phi);
+ cd3 = cd2 * cd;
+ *dw++ = x->x_sqrt10_4 * cd3 * cp3;
+ *dw++ = x->x_sqrt10_4 * cd3 * sp3;
+ *dw++ = x->x_sqrt15_2 * cd * csd * cp2;
+ *dw++ = x->x_sqrt15_2 * cd * csd * sp2;
+ *dw++ = x->x_sqrt6_4 * cd * (5.0 * sd2 - 1.0) * cp;
+ *dw++ = x->x_sqrt6_4 * cd * (5.0 * sd2 - 1.0) * sp;
+ *dw++ = 0.5 * sd * (5.0 * sd2 - 3.0);
+
+ if(order >= 4)
+ {
+ cp4 = cos(4.0*phi);
+ sp4 = sin(4.0*phi);
+ *dw++ = x->x_sqrt35_8 * cd2 * cd2 * cp4;
+ *dw++ = x->x_sqrt35_8 * cd2 * cd2 * sp4;
+ *dw++ = x->x_sqrt70_4 * cd2 * csd * cp3;
+ *dw++ = x->x_sqrt70_4 * cd2 * csd * sp3;
+ *dw++ = 0.5 * x->x_sqrt5_2 * cd2 * (7.0 * sd2 - 1.0) * cp2;
+ *dw++ = 0.5 * x->x_sqrt5_2 * cd2 * (7.0 * sd2 - 1.0) * sp2;
+ *dw++ = x->x_sqrt10_4 * csd * (7.0 * sd2 - 3.0) * cp;
+ *dw++ = x->x_sqrt10_4 * csd * (7.0 * sd2 - 3.0) * sp;
+ *dw++ = 0.125 * (sd2 * (35.0 * sd2 - 30.0) + 3.0);
+
+ if(order >= 5)
+ {
+ *dw++ = x->x_sqrt126_16 * cd3 * cd2 * cos(5.0*phi);
+ *dw++ = x->x_sqrt126_16 * cd3 * cd2 * sin(5.0*phi);
+ *dw++ = x->x_sqrt315_8 * cd3 * csd * cp4;
+ *dw++ = x->x_sqrt315_8 * cd3 * csd * sp4;
+ *dw++ = 0.25 * x->x_sqrt70_4 * cd3 * (9.0 * sd2 - 1.0) * cp3;
+ *dw++ = 0.25 * x->x_sqrt70_4 * cd3 * (9.0 * sd2 - 1.0) * sp3;
+ *dw++ = x->x_sqrt105_4 * cd * csd * (3.0 * sd2 - 1.0) * cp2;
+ *dw++ = x->x_sqrt105_4 * cd * csd * (3.0 * sd2 - 1.0) * sp2;
+ *dw++ = 0.25 * x->x_sqrt15_2 * cd * (sd2 * (21.0 * sd2 - 14.0) + 1.0) * cp;
+ *dw++ = 0.25 * x->x_sqrt15_2 * cd * (sd2 * (21.0 * sd2 - 14.0) + 1.0) * sp;
+ *dw = 0.125 * sd * (sd2 * (63.0 * sd2 - 70.0) + 15.0);
+ }
+ }
+ }
+ }
}
static void bin_ambi_reduced_decode_fft2_real_ls(t_bin_ambi_reduced_decode_fft2 *x, t_symbol *s, int argc, t_atom *argv)
{
- if(x->x_n_dim == 2)
- bin_ambi_reduced_decode_fft2_do_2d(x, argc, argv, BIN_AMBI_LS_REAL);
- else
- bin_ambi_reduced_decode_fft2_do_3d(x, argc, argv, BIN_AMBI_LS_REAL);
- x->x_seq_ok = 1;
+ if(x->x_n_dim == 2)
+ bin_ambi_reduced_decode_fft2_do_2d(x, argc, argv, BIN_AMBI_LS_REAL);
+ else
+ bin_ambi_reduced_decode_fft2_do_3d(x, argc, argv, BIN_AMBI_LS_REAL);
+ x->x_seq_ok = 1;
}
static void bin_ambi_reduced_decode_fft2_pht_ls(t_bin_ambi_reduced_decode_fft2 *x, t_symbol *s, int argc, t_atom *argv)
{
- if(x->x_n_dim == 2)
- bin_ambi_reduced_decode_fft2_do_2d(x, argc, argv, BIN_AMBI_LS_PHT);
- else
- bin_ambi_reduced_decode_fft2_do_3d(x, argc, argv, BIN_AMBI_LS_PHT);
+ if(x->x_n_dim == 2)
+ bin_ambi_reduced_decode_fft2_do_2d(x, argc, argv, BIN_AMBI_LS_PHT);
+ else
+ bin_ambi_reduced_decode_fft2_do_3d(x, argc, argv, BIN_AMBI_LS_PHT);
}
static void bin_ambi_reduced_decode_fft2_copy_row2buf(t_bin_ambi_reduced_decode_fft2 *x, int row)
{
- int n_ambi2 = 2*x->x_n_ambi;
- int i;
- double *dw=x->x_inv_work2;
- double *db=x->x_inv_buf2;
-
- dw += row*n_ambi2;
- for(i=0; i<n_ambi2; i++)
- *db++ = *dw++;
+ int n_ambi2 = 2*x->x_n_ambi;
+ int i;
+ double *dw=x->x_inv_work2;
+ double *db=x->x_inv_buf2;
+
+ dw += row*n_ambi2;
+ for(i=0; i<n_ambi2; i++)
+ *db++ = *dw++;
}
static void bin_ambi_reduced_decode_fft2_copy_buf2row(t_bin_ambi_reduced_decode_fft2 *x, int row)
{
- int n_ambi2 = 2*x->x_n_ambi;
- int i;
- double *dw=x->x_inv_work2;
- double *db=x->x_inv_buf2;
-
- dw += row*n_ambi2;
- for(i=0; i<n_ambi2; i++)
- *dw++ = *db++;
+ int n_ambi2 = 2*x->x_n_ambi;
+ int i;
+ double *dw=x->x_inv_work2;
+ double *db=x->x_inv_buf2;
+
+ dw += row*n_ambi2;
+ for(i=0; i<n_ambi2; i++)
+ *dw++ = *db++;
}
static void bin_ambi_reduced_decode_fft2_copy_row2row(t_bin_ambi_reduced_decode_fft2 *x, int src_row, int dst_row)
{
- int n_ambi2 = 2*x->x_n_ambi;
- int i;
- double *dw_src=x->x_inv_work2;
- double *dw_dst=x->x_inv_work2;
-
- dw_src += src_row*n_ambi2;
- dw_dst += dst_row*n_ambi2;
- for(i=0; i<n_ambi2; i++)
- *dw_dst++ = *dw_src++;
+ int n_ambi2 = 2*x->x_n_ambi;
+ int i;
+ double *dw_src=x->x_inv_work2;
+ double *dw_dst=x->x_inv_work2;
+
+ dw_src += src_row*n_ambi2;
+ dw_dst += dst_row*n_ambi2;
+ for(i=0; i<n_ambi2; i++)
+ *dw_dst++ = *dw_src++;
}
static void bin_ambi_reduced_decode_fft2_xch_rows(t_bin_ambi_reduced_decode_fft2 *x, int row1, int row2)
{
- bin_ambi_reduced_decode_fft2_copy_row2buf(x, row1);
- bin_ambi_reduced_decode_fft2_copy_row2row(x, row2, row1);
- bin_ambi_reduced_decode_fft2_copy_buf2row(x, row2);
+ bin_ambi_reduced_decode_fft2_copy_row2buf(x, row1);
+ bin_ambi_reduced_decode_fft2_copy_row2row(x, row2, row1);
+ bin_ambi_reduced_decode_fft2_copy_buf2row(x, row2);
}
static void bin_ambi_reduced_decode_fft2_mul_row(t_bin_ambi_reduced_decode_fft2 *x, int row, double mul)
{
- int n_ambi2 = 2*x->x_n_ambi;
- int i;
- double *dw=x->x_inv_work2;
-
- dw += row*n_ambi2;
- for(i=0; i<n_ambi2; i++)
- {
- (*dw) *= mul;
- dw++;
- }
+ int n_ambi2 = 2*x->x_n_ambi;
+ int i;
+ double *dw=x->x_inv_work2;
+
+ dw += row*n_ambi2;
+ for(i=0; i<n_ambi2; i++)
+ {
+ (*dw) *= mul;
+ dw++;
+ }
}
static void bin_ambi_reduced_decode_fft2_mul_col(t_bin_ambi_reduced_decode_fft2 *x, int col, double mul)
{
- int n_ambi = x->x_n_ambi;
- int n_ambi2 = 2*n_ambi;
- int i;
- double *dw=x->x_inv_work2;
-
- dw += col;
- for(i=0; i<n_ambi; i++)
- {
- (*dw) *= mul;
- dw += n_ambi2;
- }
+ int n_ambi = x->x_n_ambi;
+ int n_ambi2 = 2*n_ambi;
+ int i;
+ double *dw=x->x_inv_work2;
+
+ dw += col;
+ for(i=0; i<n_ambi; i++)
+ {
+ (*dw) *= mul;
+ dw += n_ambi2;
+ }
}
static void bin_ambi_reduced_decode_fft2_mul_buf_and_add2row(t_bin_ambi_reduced_decode_fft2 *x, int row, double mul)
{
- int n_ambi2 = 2*x->x_n_ambi;
- int i;
- double *dw=x->x_inv_work2;
- double *db=x->x_inv_buf2;
-
- dw += row*n_ambi2;
- for(i=0; i<n_ambi2; i++)
- {
- *dw += (*db)*mul;
- dw++;
- db++;
- }
+ int n_ambi2 = 2*x->x_n_ambi;
+ int i;
+ double *dw=x->x_inv_work2;
+ double *db=x->x_inv_buf2;
+
+ dw += row*n_ambi2;
+ for(i=0; i<n_ambi2; i++)
+ {
+ *dw += (*db)*mul;
+ dw++;
+ db++;
+ }
}
static int bin_ambi_reduced_decode_fft2_eval_which_element_of_col_not_zero(t_bin_ambi_reduced_decode_fft2 *x, int col, int start_row)
{
- int n_ambi = x->x_n_ambi;
- int n_ambi2 = 2*n_ambi;
- int i, j;
- double *dw=x->x_inv_work2;
- double singrange=x->x_sing_range;
- int ret=-1;
-
- dw += start_row*n_ambi2 + col;
- j = 0;
- for(i=start_row; i<n_ambi; i++)
- {
- if((*dw > singrange) || (*dw < -singrange))
- {
- ret = i;
- i = n_ambi+1;
- }
- dw += n_ambi2;
- }
- return(ret);
+ int n_ambi = x->x_n_ambi;
+ int n_ambi2 = 2*n_ambi;
+ int i, j;
+ double *dw=x->x_inv_work2;
+ double singrange=x->x_sing_range;
+ int ret=-1;
+
+ dw += start_row*n_ambi2 + col;
+ j = 0;
+ for(i=start_row; i<n_ambi; i++)
+ {
+ if((*dw > singrange) || (*dw < -singrange))
+ {
+ ret = i;
+ i = n_ambi+1;
+ }
+ dw += n_ambi2;
+ }
+ return(ret);
}
static void bin_ambi_reduced_decode_fft2_mul1(t_bin_ambi_reduced_decode_fft2 *x)
{
- double *vec1, *beg1=x->x_ls_encode;
- double *vec2, *beg2=x->x_ls_encode;
- double *inv=x->x_inv_work1;
- double sum;
- int n_ls=x->x_n_real_ls+x->x_n_pht_ls;
- int n_ambi=x->x_n_ambi;
- int i, j, k;
-
- for(k=0; k<n_ambi; k++)
- {
- beg2=x->x_ls_encode;
- for(j=0; j<n_ambi; j++)
- {
- sum = 0.0;
- vec1 = beg1;
- vec2 = beg2;
- for(i=0; i<n_ls; i++)
- {
- sum += *vec1++ * *vec2++;
- }
- beg2 += n_ls;
- *inv++ = sum;
- }
- beg1 += n_ls;
- }
+ double *vec1, *beg1=x->x_ls_encode;
+ double *vec2, *beg2=x->x_ls_encode;
+ double *inv=x->x_inv_work1;
+ double sum;
+ int n_ls=x->x_n_real_ls+x->x_n_pht_ls;
+ int n_ambi=x->x_n_ambi;
+ int i, j, k;
+
+ for(k=0; k<n_ambi; k++)
+ {
+ beg2=x->x_ls_encode;
+ for(j=0; j<n_ambi; j++)
+ {
+ sum = 0.0;
+ vec1 = beg1;
+ vec2 = beg2;
+ for(i=0; i<n_ls; i++)
+ {
+ sum += *vec1++ * *vec2++;
+ }
+ beg2 += n_ls;
+ *inv++ = sum;
+ }
+ beg1 += n_ls;
+ }
}
static void bin_ambi_reduced_decode_fft2_mul2(t_bin_ambi_reduced_decode_fft2 *x)
{
- int n_ls=x->x_n_real_ls+x->x_n_pht_ls;
- int n_ambi=x->x_n_ambi;
- int n_ambi2=2*n_ambi;
- int i, j, k;
- double *vec1, *beg1=x->x_transp;
- double *vec2, *beg2=x->x_inv_work2+n_ambi;
- double *vec3=x->x_prod2;
- double *acw_vec=x->x_ambi_channel_weight;
- double sum;
-
- for(k=0; k<n_ls; k++)
- {
- beg2=x->x_inv_work2+n_ambi;
- for(j=0; j<n_ambi; j++)
- {
- sum = 0.0;
- vec1 = beg1;
- vec2 = beg2;
- for(i=0; i<n_ambi; i++)
- {
- sum += *vec1++ * *vec2;
- vec2 += n_ambi2;
- }
- beg2++;
- *vec3++ = sum * acw_vec[j];
- }
- beg1 += n_ambi;
- }
+ int n_ls=x->x_n_real_ls+x->x_n_pht_ls;
+ int n_ambi=x->x_n_ambi;
+ int n_ambi2=2*n_ambi;
+ int i, j, k;
+ double *vec1, *beg1=x->x_transp;
+ double *vec2, *beg2=x->x_inv_work2+n_ambi;
+ double *vec3=x->x_prod2;
+ double *acw_vec=x->x_ambi_channel_weight;
+ double sum;
+
+ for(k=0; k<n_ls; k++)
+ {
+ beg2=x->x_inv_work2+n_ambi;
+ for(j=0; j<n_ambi; j++)
+ {
+ sum = 0.0;
+ vec1 = beg1;
+ vec2 = beg2;
+ for(i=0; i<n_ambi; i++)
+ {
+ sum += *vec1++ * *vec2;
+ vec2 += n_ambi2;
+ }
+ beg2++;
+ *vec3++ = sum * acw_vec[j];
+ }
+ beg1 += n_ambi;
+ }
}
/* wird ersetzt durch haendische spiegelung und reduzierung
-static void bin_ambi_reduced_decode_fft2_mul3(t_bin_ambi_reduced_decode_fft2 *x)
-{
- int i, n;
- double *dv3=x->x_prod3;
- double *dv2=x->x_prod2;
- double *dv1=x->x_prod2;
- double mw=x->x_mirror_weight;
-
- n = x->x_n_real_ls * x->x_n_ambi;
- for(i=0; i<n; i++)
- *dv3++ = *dv1++;
- dv2 += n;
- n = x->x_n_mrg_mir_ls * x->x_n_ambi;
- dv2 += n;
- for(i=0; i<n; i++)
- *dv3++ = *dv1++ + (*dv2++)*mw;
+ static void bin_ambi_reduced_decode_fft2_mul3(t_bin_ambi_reduced_decode_fft2 *x)
+ {
+ int i, n;
+ double *dv3=x->x_prod3;
+ double *dv2=x->x_prod2;
+ double *dv1=x->x_prod2;
+ double mw=x->x_mirror_weight;
+
+ n = x->x_n_real_ls * x->x_n_ambi;
+ for(i=0; i<n; i++)
+ *dv3++ = *dv1++;
+ dv2 += n;
+ n = x->x_n_mrg_mir_ls * x->x_n_ambi;
+ dv2 += n;
+ for(i=0; i<n; i++)
+ *dv3++ = *dv1++ + (*dv2++)*mw;
}*/
static void bin_ambi_reduced_decode_fft2_transp_back(t_bin_ambi_reduced_decode_fft2 *x)
{
- double *vec, *transp=x->x_transp;
- double *straight=x->x_ls_encode;
- int n_ls=x->x_n_real_ls+x->x_n_pht_ls;
- int n_ambi=x->x_n_ambi;
- int i, j;
-
- transp = x->x_transp;
- for(j=0; j<n_ambi; j++)
- {
- vec = transp;
- for(i=0; i<n_ls; i++)
- {
- *straight++ = *vec;
- vec += n_ambi;
- }
- transp++;
- }
+ double *vec, *transp=x->x_transp;
+ double *straight=x->x_ls_encode;
+ int n_ls=x->x_n_real_ls+x->x_n_pht_ls;
+ int n_ambi=x->x_n_ambi;
+ int i, j;
+
+ transp = x->x_transp;
+ for(j=0; j<n_ambi; j++)
+ {
+ vec = transp;
+ for(i=0; i<n_ls; i++)
+ {
+ *straight++ = *vec;
+ vec += n_ambi;
+ }
+ transp++;
+ }
}
static void bin_ambi_reduced_decode_fft2_inverse(t_bin_ambi_reduced_decode_fft2 *x)
{
- int n_ambi = x->x_n_ambi;
- int n_ambi2 = 2*n_ambi;
- int i, j, nz;
- int r,c;
- double *src=x->x_inv_work1;
- double *db=x->x_inv_work2;
- double rcp, *dv;
-
- dv = db;
- for(i=0; i<n_ambi; i++) /* init */
- {
- for(j=0; j<n_ambi; j++)
- {
- *dv++ = *src++;
- }
- for(j=0; j<n_ambi; j++)
- {
- if(j == i)
- *dv++ = 1.0;
- else
- *dv++ = 0.0;
- }
- }
-
- /* make 1 in main-diagonale, and 0 below */
- for(i=0; i<n_ambi; i++)
- {
- nz = bin_ambi_reduced_decode_fft2_eval_which_element_of_col_not_zero(x, i, i);
- if(nz < 0)
- {
- post("bin_ambi_reduced_decode_fft2 ERROR: matrix not regular !!!!");
- x->x_seq_ok = 0;
- return;
- }
- else
- {
- if(nz != i)
- bin_ambi_reduced_decode_fft2_xch_rows(x, i, nz);
- dv = db + i*n_ambi2 + i;
- rcp = 1.0 /(*dv);
- bin_ambi_reduced_decode_fft2_mul_row(x, i, rcp);
- bin_ambi_reduced_decode_fft2_copy_row2buf(x, i);
- for(j=i+1; j<n_ambi; j++)
- {
- dv += n_ambi2;
- rcp = -(*dv);
- bin_ambi_reduced_decode_fft2_mul_buf_and_add2row(x, j, rcp);
- }
- }
- }
-
- /* make 0 above the main diagonale */
- for(i=n_ambi-1; i>=0; i--)
- {
- dv = db + i*n_ambi2 + i;
- bin_ambi_reduced_decode_fft2_copy_row2buf(x, i);
- for(j=i-1; j>=0; j--)
- {
- dv -= n_ambi2;
- rcp = -(*dv);
- bin_ambi_reduced_decode_fft2_mul_buf_and_add2row(x, j, rcp);
- }
- }
-
- post("matrix_inverse regular");
- x->x_seq_ok = 1;
+ int n_ambi = x->x_n_ambi;
+ int n_ambi2 = 2*n_ambi;
+ int i, j, nz;
+ int r,c;
+ double *src=x->x_inv_work1;
+ double *db=x->x_inv_work2;
+ double rcp, *dv;
+
+ dv = db;
+ for(i=0; i<n_ambi; i++) /* init */
+ {
+ for(j=0; j<n_ambi; j++)
+ {
+ *dv++ = *src++;
+ }
+ for(j=0; j<n_ambi; j++)
+ {
+ if(j == i)
+ *dv++ = 1.0;
+ else
+ *dv++ = 0.0;
+ }
+ }
+
+ /* make 1 in main-diagonale, and 0 below */
+ for(i=0; i<n_ambi; i++)
+ {
+ nz = bin_ambi_reduced_decode_fft2_eval_which_element_of_col_not_zero(x, i, i);
+ if(nz < 0)
+ {
+ post("bin_ambi_reduced_decode_fft2 ERROR: matrix singular !!!!");
+ x->x_seq_ok = 0;
+ return;
+ }
+ else
+ {
+ if(nz != i)
+ bin_ambi_reduced_decode_fft2_xch_rows(x, i, nz);
+ dv = db + i*n_ambi2 + i;
+ rcp = 1.0 /(*dv);
+ bin_ambi_reduced_decode_fft2_mul_row(x, i, rcp);
+ bin_ambi_reduced_decode_fft2_copy_row2buf(x, i);
+ for(j=i+1; j<n_ambi; j++)
+ {
+ dv += n_ambi2;
+ rcp = -(*dv);
+ bin_ambi_reduced_decode_fft2_mul_buf_and_add2row(x, j, rcp);
+ }
+ }
+ }
+
+ /* make 0 above the main diagonale */
+ for(i=n_ambi-1; i>=0; i--)
+ {
+ dv = db + i*n_ambi2 + i;
+ bin_ambi_reduced_decode_fft2_copy_row2buf(x, i);
+ for(j=i-1; j>=0; j--)
+ {
+ dv -= n_ambi2;
+ rcp = -(*dv);
+ bin_ambi_reduced_decode_fft2_mul_buf_and_add2row(x, j, rcp);
+ }
+ }
+
+ post("matrix_inverse nonsingular");
+ x->x_seq_ok = 1;
}
static void bin_ambi_reduced_decode_fft2_calc_pinv(t_bin_ambi_reduced_decode_fft2 *x)
{
- t_garray *a;
- int npoints;
- t_float *fadevec;
- int i, n;
- double *dv3=x->x_prod3;
- double *dv2=x->x_prod2;
-
- if((int)(x->x_beg_fade_out_hrir) == 0)
- {
- if (!(a = (t_garray *)pd_findbyclass(x->x_s_fade_out_hrir, garray_class)))
- error("%s: no such array", x->x_s_fade_out_hrir->s_name);
- else if (!garray_getfloatarray(a, &npoints, &fadevec))
- error("%s: bad template for bin_ambi_reduced_decode_fft2", x->x_s_fade_out_hrir->s_name);
- else if (npoints < x->x_fftsize)
- error("%s: bad array-size: %d", x->x_s_fade_out_hrir->s_name, npoints);
- else
- x->x_beg_fade_out_hrir = fadevec;
- }
-
- bin_ambi_reduced_decode_fft2_transp_back(x);
- bin_ambi_reduced_decode_fft2_mul1(x);
- bin_ambi_reduced_decode_fft2_inverse(x);
- bin_ambi_reduced_decode_fft2_mul2(x);
-
- n = x->x_n_real_ls * x->x_n_ambi;
- for(i=0; i<n; i++)
- *dv3++ = *dv2++;
+ t_garray *a;
+ int npoints;
+ t_float *fadevec;
+ int i, n;
+ double *dv3=x->x_prod3;
+ double *dv2=x->x_prod2;
+
+ if((int)(x->x_beg_fade_out_hrir) == 0)
+ {
+ if (!(a = (t_garray *)pd_findbyclass(x->x_s_fade_out_hrir, garray_class)))
+ error("%s: no such array", x->x_s_fade_out_hrir->s_name);
+ else if (!garray_getfloatarray(a, &npoints, &fadevec))
+ error("%s: bad template for bin_ambi_reduced_decode_fft2", x->x_s_fade_out_hrir->s_name);
+ else if (npoints < x->x_fftsize)
+ error("%s: bad array-size: %d", x->x_s_fade_out_hrir->s_name, npoints);
+ else
+ x->x_beg_fade_out_hrir = fadevec;
+ }
+
+ bin_ambi_reduced_decode_fft2_transp_back(x);
+ bin_ambi_reduced_decode_fft2_mul1(x);
+ bin_ambi_reduced_decode_fft2_inverse(x);
+ bin_ambi_reduced_decode_fft2_mul2(x);
+
+ n = x->x_n_real_ls * x->x_n_ambi;
+ for(i=0; i<n; i++)
+ *dv3++ = *dv2++;
}
/*
@@ -685,704 +680,708 @@ n_ambi rows;
static void bin_ambi_reduced_decode_fft2_ipht_ireal_muladd(t_bin_ambi_reduced_decode_fft2 *x, t_symbol *s, int argc, t_atom *argv)
{
- int n = x->x_n_ambi;
- int i, pht_index, real_index;
- double *dv3=x->x_prod3;
- double *dv2=x->x_prod2;
- float mw;
-
- if(argc < 3)
- {
- post("bin_ambi_reduced_decode_fft2 ERROR: ipht_ireal_muladd needs 2 index and 1 mirrorweight: pht_ls_index + real_ls_index + mirror_weight_element");
- return;
- }
- pht_index = (int)atom_getint(argv++) - 1;
- real_index = (int)atom_getint(argv++) - 1;
- mw = (double)atom_getfloat(argv);
-
- if(pht_index < 0)
- pht_index = 0;
- if(real_index < 0)
- real_index = 0;
- if(real_index >= x->x_n_real_ls)
- real_index = x->x_n_real_ls - 1;
- if(pht_index >= x->x_n_pht_ls)
- pht_index = x->x_n_pht_ls - 1;
-
- dv3 += real_index*x->x_n_ambi;
- dv2 += (x->x_n_real_ls+pht_index)*x->x_n_ambi;
- for(i=0; i<n; i++)
- {
- *dv3 += (*dv2++)*mw;
- dv3++;
- }
+ int n = x->x_n_ambi;
+ int i, pht_index, real_index;
+ double *dv3=x->x_prod3;
+ double *dv2=x->x_prod2;
+ t_float mw;
+
+ if(argc < 3)
+ {
+ post("bin_ambi_reduced_decode_fft2 ERROR: ipht_ireal_muladd needs 2 index and 1 mirrorweight: pht_ls_index + real_ls_index + mirror_weight_element");
+ return;
+ }
+ pht_index = (int)atom_getint(argv++) - 1;
+ real_index = (int)atom_getint(argv++) - 1;
+ mw = (double)atom_getfloat(argv);
+
+ if(pht_index < 0)
+ pht_index = 0;
+ if(real_index < 0)
+ real_index = 0;
+ if(real_index >= x->x_n_real_ls)
+ real_index = x->x_n_real_ls - 1;
+ if(pht_index >= x->x_n_pht_ls)
+ pht_index = x->x_n_pht_ls - 1;
+
+ dv3 += real_index*x->x_n_ambi;
+ dv2 += (x->x_n_real_ls+pht_index)*x->x_n_ambi;
+ for(i=0; i<n; i++)
+ {
+ *dv3 += (*dv2++)*mw;
+ dv3++;
+ }
}
static void bin_ambi_reduced_decode_fft2_load_HRIR(t_bin_ambi_reduced_decode_fft2 *x, t_symbol *s, int argc, t_atom *argv)
{
- int index;
- t_symbol *hrirname;
-
- if(argc < 2)
- {
- post("bin_ambi_reduced_decode_fft2 ERROR: load_HRIR needs 1 index and 1 HRIR-wav");
- return;
- }
- index = (int)atom_getint(argv++) - 1;
- hrirname = atom_getsymbol(argv);
- if(index < 0)
- index = 0;
- if(index >= x->x_n_real_ls)
- index = x->x_n_real_ls - 1;
- x->x_hrir_filename[index] = hrirname;
-
- SETSYMBOL(x->x_at, x->x_hrir_filename[index]);
- SETSYMBOL(x->x_at+1, x->x_s_hrir[index]);
- outlet_list(x->x_obj.ob_outlet, &s_list, 2, x->x_at);
+ int index;
+ t_symbol *hrirname;
+
+ if(argc < 2)
+ {
+ post("bin_ambi_reduced_decode_fft2 ERROR: load_HRIR needs 1 index and 1 HRIR-wav");
+ return;
+ }
+ index = (int)atom_getint(argv++) - 1;
+ hrirname = atom_getsymbol(argv);
+ if(index < 0)
+ index = 0;
+ if(index >= x->x_n_real_ls)
+ index = x->x_n_real_ls - 1;
+ x->x_hrir_filename[index] = hrirname;
+
+ SETSYMBOL(x->x_at, x->x_hrir_filename[index]);
+ SETSYMBOL(x->x_at+1, x->x_s_hrir[index]);
+ outlet_list(x->x_obj.ob_outlet, &s_list, 2, x->x_at);
}
-static void bin_ambi_reduced_decode_fft2_check_HRIR_arrays(t_bin_ambi_reduced_decode_fft2 *x, float findex)
+static void bin_ambi_reduced_decode_fft2_check_HRIR_arrays(t_bin_ambi_reduced_decode_fft2 *x, t_floatarg findex)
{
- int index=(int)findex - 1;
- int j, k, n;
- int fftsize = x->x_fftsize;
- int fs2=fftsize/2;
- t_garray *a;
- int npoints;
- t_symbol *hrir;
- t_float *vec_hrir, *vec, *vec_fade_out_hrir;
- float decr, sum;
-
- if(index < 0)
- index = 0;
- if(index >= x->x_n_real_ls)
- index = x->x_n_real_ls - 1;
-
- hrir = x->x_s_hrir[index];
- if (!(a = (t_garray *)pd_findbyclass(hrir, garray_class)))
- error("%s: no such array", hrir->s_name);
- else if (!garray_getfloatarray(a, &npoints, &vec_hrir))
- error("%s: bad template for bin_ambi_reduced_decode_fft2", hrir->s_name);
- else
- {
- if(npoints < fftsize)
- {
- post("bin_ambi_reduced_decode_fft2-WARNING: %s-array-size: %d < FFT-size: %d", hrir->s_name, npoints, fftsize);
- }
- vec = x->x_beg_hrir;
- vec += index * fftsize;
-
- if((int)(x->x_beg_fade_out_hrir))
- {
- vec_fade_out_hrir = x->x_beg_fade_out_hrir;
- for(j=0; j<fs2; j++)
- vec[j] = vec_hrir[j]*vec_fade_out_hrir[j];
- }
- else
- {
- post("no HRIR-fade-out-window found");
- n = fs2 * 3;
- n /= 4;
- for(j=0; j<n; j++)
- vec[j] = vec_hrir[j];
- sum = 1.0f;
- decr = 4.0f / (float)fs2;
- for(j=n, k=0; j<fs2; j++, k++)
- {
- sum -= decr;
- vec[j] = vec_hrir[j] * sum;
- }
- }
- }
+ int index=(int)findex - 1;
+ int j, k, n;
+ int fftsize = x->x_fftsize;
+ int fs2=fftsize/2;
+ t_garray *a;
+ int npoints;
+ t_symbol *hrir;
+ t_float *vec_hrir, *vec, *vec_fade_out_hrir;
+ t_float decr, sum;
+
+ if(index < 0)
+ index = 0;
+ if(index >= x->x_n_real_ls)
+ index = x->x_n_real_ls - 1;
+
+ hrir = x->x_s_hrir[index];
+ if (!(a = (t_garray *)pd_findbyclass(hrir, garray_class)))
+ error("%s: no such array", hrir->s_name);
+ else if (!garray_getfloatarray(a, &npoints, &vec_hrir))
+ error("%s: bad template for bin_ambi_reduced_decode_fft2", hrir->s_name);
+ else
+ {
+ if(npoints < fftsize)
+ {
+ post("bin_ambi_reduced_decode_fft2-WARNING: %s-array-size: %d < FFT-size: %d", hrir->s_name, npoints, fftsize);
+ }
+ vec = x->x_beg_hrir;
+ vec += index * fftsize;
+
+ if((int)(x->x_beg_fade_out_hrir))
+ {
+ vec_fade_out_hrir = x->x_beg_fade_out_hrir;
+ for(j=0; j<fs2; j++)
+ vec[j] = vec_hrir[j]*vec_fade_out_hrir[j];
+ }
+ else
+ {
+ post("no HRIR-fade-out-window found");
+ n = fs2 * 3;
+ n /= 4;
+ for(j=0; j<n; j++)
+ vec[j] = vec_hrir[j];
+ sum = 1.0f;
+ decr = 4.0f / (t_float)fs2;
+ for(j=n, k=0; j<fs2; j++, k++)
+ {
+ sum -= decr;
+ vec[j] = vec_hrir[j] * sum;
+ }
+ }
+ }
}
-static void bin_ambi_reduced_decode_fft2_check_HRTF_arrays(t_bin_ambi_reduced_decode_fft2 *x, float findex)
+static void bin_ambi_reduced_decode_fft2_check_HRTF_arrays(t_bin_ambi_reduced_decode_fft2 *x, t_floatarg findex)
{
- int index=(int)findex - 1;
- t_garray *a;
- int npoints;
- int fftsize = x->x_fftsize;
- t_float *vec_hrtf_re, *vec_hrtf_im;
- t_symbol *hrtf_re, *hrtf_im;
-
- if(index < 0)
- index = 0;
- if(index >= x->x_n_ambi)
- index = x->x_n_ambi - 1;
-
- hrtf_re = x->x_s_hrtf_re[index];
- hrtf_im = x->x_s_hrtf_im[index];
-
- if (!(a = (t_garray *)pd_findbyclass(hrtf_re, garray_class)))
- error("%s: no such array", hrtf_re->s_name);
- else if (!garray_getfloatarray(a, &npoints, &vec_hrtf_re))
- error("%s: bad template for bin_ambi_reduced_decode_fft2", hrtf_re->s_name);
- else if (npoints < fftsize)
- error("%s: bad array-size: %d", hrtf_re->s_name, npoints);
- else if (!(a = (t_garray *)pd_findbyclass(hrtf_im, garray_class)))
- error("%s: no such array", hrtf_im->s_name);
- else if (!garray_getfloatarray(a, &npoints, &vec_hrtf_im))
- error("%s: bad template for bin_ambi_reduced_decode_fft2", hrtf_im->s_name);
- else if (npoints < fftsize)
- error("%s: bad array-size: %d", hrtf_im->s_name, npoints);
- else
- {
- x->x_beg_hrtf_re[index] = vec_hrtf_re;
- x->x_beg_hrtf_im[index] = vec_hrtf_im;
- }
+ int index=(int)findex - 1;
+ t_garray *a;
+ int npoints;
+ int fftsize = x->x_fftsize;
+ t_float *vec_hrtf_re, *vec_hrtf_im;
+ t_symbol *hrtf_re, *hrtf_im;
+
+ if(index < 0)
+ index = 0;
+ if(index >= x->x_n_ambi)
+ index = x->x_n_ambi - 1;
+
+ hrtf_re = x->x_s_hrtf_re[index];
+ hrtf_im = x->x_s_hrtf_im[index];
+
+ if (!(a = (t_garray *)pd_findbyclass(hrtf_re, garray_class)))
+ error("%s: no such array", hrtf_re->s_name);
+ else if (!garray_getfloatarray(a, &npoints, &vec_hrtf_re))
+ error("%s: bad template for bin_ambi_reduced_decode_fft2", hrtf_re->s_name);
+ else if (npoints < fftsize)
+ error("%s: bad array-size: %d", hrtf_re->s_name, npoints);
+ else if (!(a = (t_garray *)pd_findbyclass(hrtf_im, garray_class)))
+ error("%s: no such array", hrtf_im->s_name);
+ else if (!garray_getfloatarray(a, &npoints, &vec_hrtf_im))
+ error("%s: bad template for bin_ambi_reduced_decode_fft2", hrtf_im->s_name);
+ else if (npoints < fftsize)
+ error("%s: bad array-size: %d", hrtf_im->s_name, npoints);
+ else
+ {
+ x->x_beg_hrtf_re[index] = vec_hrtf_re;
+ x->x_beg_hrtf_im[index] = vec_hrtf_im;
+ }
}
-static void bin_ambi_reduced_decode_fft2_calc_reduced(t_bin_ambi_reduced_decode_fft2 *x, float findex)
+static void bin_ambi_reduced_decode_fft2_calc_reduced(t_bin_ambi_reduced_decode_fft2 *x, t_floatarg findex)
{
- int index=(int)findex - 1;
- int i, j, k, w_index, w_inc, i_inc, v_index, fs1, fs2;
- int fftsize = x->x_fftsize;
- BIN_AMBI_COMPLEX old1, old2, w;
- BIN_AMBI_COMPLEX *sincos = x->x_sin_cos;
- BIN_AMBI_COMPLEX *val = x->x_spec;/*weighted decoder-matrix with n_ls lines and n_ambi columns*/
- t_float *vec_hrir, *vec_hrtf_re, *vec_hrtf_im;
- double *dv, *db=x->x_prod3;
- int n_ambi = x->x_n_ambi;
- int n_ls = x->x_n_real_ls;
- float mul;
-
- if(x->x_seq_ok)
- {
- if(index < 0)
- index = 0;
- if(index >= n_ambi)
- index = n_ambi - 1;
-
- vec_hrtf_re = x->x_beg_hrtf_re[index];
- vec_hrtf_im = x->x_beg_hrtf_im[index];
-
- dv = db + index;
- mul = (float)(*dv);
- vec_hrir = x->x_beg_hrir;
- for(k=0; k<fftsize; k++)/*first step of acumulating the HRIRs*/
- {
- val[k].real = mul * vec_hrir[k];
- val[k].imag = 0.0f;
- }
-
- for(j=1; j<n_ls; j++)
- {
- dv += n_ambi;
- mul = (float)(*dv);
- vec_hrir = x->x_beg_hrir;
- vec_hrir += j * fftsize;
- for(k=0; k<fftsize; k++)
- {
- val[k].real += mul * vec_hrir[k];
- }
- }
-
- fs1 = fftsize - 1;
- fs2 = fftsize / 2;
- i_inc = fs2;
- w_inc = 1;
- for(i=1; i<fftsize; i<<=1)
- {
- v_index = 0;
- for(j=0; j<i; j++)
- {
- w_index = 0;
- for(k=0; k<i_inc; k++)
- {
- old1 = val[v_index];
- old2 = val[v_index+i_inc];
- w = sincos[w_index];
- val[v_index+i_inc].real = (old1.real-old2.real)*w.real - (old1.imag-old2.imag)*w.imag;
- val[v_index+i_inc].imag = (old1.imag - old2.imag)*w.real + (old1.real-old2.real)*w.imag;
- val[v_index].real = old1.real+old2.real;
- val[v_index].imag = old1.imag+old2.imag;
- w_index += w_inc;
- v_index++;
- }
- v_index += i_inc;
- }
- w_inc <<= 1;
- i_inc >>= 1;
- }
-
- j = 0;
- for(i=1;i<fs1;i++)
- {
- k = fs2;
- while(k <= j)
- {
- j = j - k;
- k >>= 1;
- }
- j = j + k;
- if(i < j)
- {
- old1 = val[j];
- val[j] = val[i];
- val[i] = old1;
- }
- }
- for(i = 0; i<fs2; i++)
- {
- vec_hrtf_re[i] = val[i].real;
- vec_hrtf_im[i] = val[i].imag;
- }
- vec_hrtf_re[fs2] = val[fs2].real;
- vec_hrtf_im[fs2] = 0.0f;
- for(i = fs2+1; i < fftsize; i++)
- {
- vec_hrtf_re[i] = 0.0f;
- vec_hrtf_im[i] = 0.0f;
- }
- }
+ int index=(int)findex - 1;
+ int i, j, k, w_index, w_inc, i_inc, v_index, fs1, fs2;
+ int fftsize = x->x_fftsize;
+ BIN_AMBI_COMPLEX old1, old2, w;
+ BIN_AMBI_COMPLEX *sincos = x->x_sin_cos;
+ BIN_AMBI_COMPLEX *val = x->x_spec;/*weighted decoder-matrix with n_ls lines and n_ambi columns*/
+ t_float *vec_hrir, *vec_hrtf_re, *vec_hrtf_im;
+ double *dv, *db=x->x_prod3;
+ int n_ambi = x->x_n_ambi;
+ int n_ls = x->x_n_real_ls;
+ t_float mul;
+
+ if(x->x_seq_ok)
+ {
+ if(index < 0)
+ index = 0;
+ if(index >= n_ambi)
+ index = n_ambi - 1;
+
+ vec_hrtf_re = x->x_beg_hrtf_re[index];
+ vec_hrtf_im = x->x_beg_hrtf_im[index];
+
+ dv = db + index;
+ mul = (t_float)(*dv);
+ vec_hrir = x->x_beg_hrir;
+ for(k=0; k<fftsize; k++)/*first step of acumulating the HRIRs*/
+ {
+ val[k].real = mul * vec_hrir[k];
+ val[k].imag = 0.0f;
+ }
+
+ for(j=1; j<n_ls; j++)
+ {
+ dv += n_ambi;
+ mul = (t_float)(*dv);
+ vec_hrir = x->x_beg_hrir;
+ vec_hrir += j * fftsize;
+ for(k=0; k<fftsize; k++)
+ {
+ val[k].real += mul * vec_hrir[k];
+ }
+ }
+
+ fs1 = fftsize - 1;
+ fs2 = fftsize / 2;
+ i_inc = fs2;
+ w_inc = 1;
+ for(i=1; i<fftsize; i<<=1)
+ {
+ v_index = 0;
+ for(j=0; j<i; j++)
+ {
+ w_index = 0;
+ for(k=0; k<i_inc; k++)
+ {
+ old1 = val[v_index];
+ old2 = val[v_index+i_inc];
+ w = sincos[w_index];
+ val[v_index+i_inc].real = (old1.real-old2.real)*w.real - (old1.imag-old2.imag)*w.imag;
+ val[v_index+i_inc].imag = (old1.imag - old2.imag)*w.real + (old1.real-old2.real)*w.imag;
+ val[v_index].real = old1.real+old2.real;
+ val[v_index].imag = old1.imag+old2.imag;
+ w_index += w_inc;
+ v_index++;
+ }
+ v_index += i_inc;
+ }
+ w_inc <<= 1;
+ i_inc >>= 1;
+ }
+
+ j = 0;
+ for(i=1;i<fs1;i++)
+ {
+ k = fs2;
+ while(k <= j)
+ {
+ j = j - k;
+ k >>= 1;
+ }
+ j = j + k;
+ if(i < j)
+ {
+ old1 = val[j];
+ val[j] = val[i];
+ val[i] = old1;
+ }
+ }
+ for(i = 0; i<fs2; i++)
+ {
+ vec_hrtf_re[i] = val[i].real;
+ vec_hrtf_im[i] = val[i].imag;
+ }
+ vec_hrtf_re[fs2] = val[fs2].real;
+ vec_hrtf_im[fs2] = 0.0f;
+ for(i = fs2+1; i < fftsize; i++)
+ {
+ vec_hrtf_re[i] = 0.0f;
+ vec_hrtf_im[i] = 0.0f;
+ }
+ }
}
static void bin_ambi_reduced_decode_fft2_calc_sym(t_bin_ambi_reduced_decode_fft2 *x)
{
- int *sym=x->x_phi_sym;
- int n_ls = x->x_n_real_ls;
- int n_ambi = x->x_n_ambi;
- int n_ambi2 = 2*n_ambi;
- int *phi=x->x_phi;
- int *delta=x->x_delta;
- int *flag=x->x_sym_flag;
- int i, j, d, p, regular=1;
- double *dv, *db=x->x_prod3;
- double a, b, q;
- int sym_max=0;
- int pos_sym_counter, neg_sym_counter;
- char plus_minus[100];
- char abc[100];
- char onenine[100];
- char ten[100];
-
- if(x->x_seq_ok)
- {
- for(i=0; i<n_ls; i++)
- sym[i] = -1;
-
- plus_minus[0] = 0;
- if(x->x_n_dim == 2)
- {
- strcpy(abc, " WXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXY");
- strcpy(ten, " 000000000000000000011111111111111111111");
- strcpy(onenine, " 011223344556677889900112233445566778899");
- abc[n_ambi+22] = 0;
- ten[n_ambi+22] = 0;
- onenine[n_ambi+22] = 0;
- post(abc);
- post(ten);
- post(onenine);
- }
- else
- {
- strcpy(abc, " AABCABCDEABCDEFGABCDEFGHIABCDEFGHIJKABCDEFGHIJKLM");
- strcpy(onenine, " 0111222223333333444444444555555555556666666666666");
- abc[n_ambi+22] = 0;
- onenine[n_ambi+22] = 0;
- post(abc);
- post(onenine);
- }
-
- for(i=0; i<n_ls; i++)/* looking for azimuth symmetries of loudspeakers */
- {
- d = delta[i];
- p = phi[i];
- for(j=i+1; j<n_ls; j++)
- {
- if(d == delta[j])
- {
- if((p + phi[j]) == 360)
- {
- if((sym[i] < 0) && (sym[j] < 0))
- {
- sym[i] = j;
- sym[j] = i;
- j = n_ls + 1;
- sym_max++;
- }
- }
- }
- }
- }
-
- for(p=0; p<n_ambi; p++)/*each col*/
- {
- pos_sym_counter = 0;
- neg_sym_counter = 0;
- for(i=0; i<n_ls; i++)
- flag[i] = 1;
- dv = db + p;
- for(i=0; i<n_ls; i++)
- {
- if((sym[i] >= 0) && flag[i])
- {
- j = sym[i];
- flag[i] = 0;
- flag[j] = 0;
- a = dv[i*n_ambi];
- b = dv[j*n_ambi];
- if((a < 5.0e-4)&&(a > -5.0e-4)&&(b < 5.0e-4)&&(b > -5.0e-4))
- {
- pos_sym_counter++;
- neg_sym_counter++;
- }
- else
- {
- q = a / b;
- if((q < 1.005)&&(q > 0.995))
- pos_sym_counter++;
- else if((q > -1.005)&&(q < -0.995))
- neg_sym_counter++;
- }
- }
- }
- if(pos_sym_counter == sym_max)
- strcat(plus_minus, "+");
- else if(neg_sym_counter == sym_max)
- strcat(plus_minus, "-");
- else
- {
- strcat(plus_minus, "?");
- regular = 0;
- }
- }
- post("sum of right channel: %s", plus_minus);
-
- if(regular)
- {
- for(i=0; i<n_ambi; i++)
- {
- /*change*/
- if(plus_minus[i] == '+')
- SETFLOAT(x->x_at, 1.0f);
- else if(plus_minus[i] == '-')
- SETFLOAT(x->x_at, 2.0f);
- SETFLOAT(x->x_at+1, (float)(i+1));
- outlet_list(x->x_out_sign_sum, &s_list, 2, x->x_at);
- }
- }
- }
+ int *sym=x->x_phi_sym;
+ int n_ls = x->x_n_real_ls;
+ int n_ambi = x->x_n_ambi;
+ int n_ambi2 = 2*n_ambi;
+ int *phi=x->x_phi;
+ int *delta=x->x_delta;
+ int *flag=x->x_sym_flag;
+ int i, j, d, p, regular=1;
+ double *dv, *db=x->x_prod3;
+ double a, b, q;
+ int sym_max=0;
+ int pos_sym_counter, neg_sym_counter;
+ char plus_minus[100];
+ char abc[100];
+ char onenine[100];
+ char ten[100];
+
+ if(x->x_seq_ok)
+ {
+ for(i=0; i<n_ls; i++)
+ sym[i] = -1;
+
+ plus_minus[0] = 0;
+ if(x->x_n_dim == 2)
+ {
+ strcpy(abc, " WXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXY");
+ strcpy(ten, " 000000000000000000011111111111111111111");
+ strcpy(onenine, " 011223344556677889900112233445566778899");
+ abc[n_ambi+22] = 0;
+ ten[n_ambi+22] = 0;
+ onenine[n_ambi+22] = 0;
+ post(abc);
+ post(ten);
+ post(onenine);
+ }
+ else
+ {
+ strcpy(abc, " AABCABCDEABCDEFGABCDEFGHIABCDEFGHIJKABCDEFGHIJKLM");
+ strcpy(onenine, " 0111222223333333444444444555555555556666666666666");
+ abc[n_ambi+22] = 0;
+ onenine[n_ambi+22] = 0;
+ post(abc);
+ post(onenine);
+ }
+
+ for(i=0; i<n_ls; i++)/* looking for azimuth symmetries of loudspeakers */
+ {
+ d = delta[i];
+ p = phi[i];
+ for(j=i+1; j<n_ls; j++)
+ {
+ if(d == delta[j])
+ {
+ if((p + phi[j]) == 360)
+ {
+ if((sym[i] < 0) && (sym[j] < 0))
+ {
+ sym[i] = j;
+ sym[j] = i;
+ j = n_ls + 1;
+ sym_max++;
+ }
+ }
+ }
+ }
+ }
+
+ for(p=0; p<n_ambi; p++)/*each col*/
+ {
+ pos_sym_counter = 0;
+ neg_sym_counter = 0;
+ for(i=0; i<n_ls; i++)
+ flag[i] = 1;
+ dv = db + p;
+ for(i=0; i<n_ls; i++)
+ {
+ if((sym[i] >= 0) && flag[i])
+ {
+ j = sym[i];
+ flag[i] = 0;
+ flag[j] = 0;
+ a = dv[i*n_ambi];
+ b = dv[j*n_ambi];
+ if((a < 5.0e-4)&&(a > -5.0e-4)&&(b < 5.0e-4)&&(b > -5.0e-4))
+ {
+ pos_sym_counter++;
+ neg_sym_counter++;
+ }
+ else
+ {
+ q = a / b;
+ if((q < 1.005)&&(q > 0.995))
+ pos_sym_counter++;
+ else if((q > -1.005)&&(q < -0.995))
+ neg_sym_counter++;
+ }
+ }
+ }
+ if(pos_sym_counter == sym_max)
+ strcat(plus_minus, "+");
+ else if(neg_sym_counter == sym_max)
+ strcat(plus_minus, "-");
+ else
+ {
+ strcat(plus_minus, "?");
+ regular = 0;
+ }
+ }
+ post("sum of right channel: %s", plus_minus);
+
+ if(regular)
+ {
+ for(i=0; i<n_ambi; i++)
+ {
+ /*change*/
+ if(plus_minus[i] == '+')
+ SETFLOAT(x->x_at, 1.0f);
+ else if(plus_minus[i] == '-')
+ SETFLOAT(x->x_at, 2.0f);
+ SETFLOAT(x->x_at+1, (t_float)(i+1));
+ outlet_list(x->x_out_sign_sum, &s_list, 2, x->x_at);
+ }
+ }
+ }
}
static void bin_ambi_reduced_decode_fft2_ambi_weight(t_bin_ambi_reduced_decode_fft2 *x, t_symbol *s, int argc, t_atom *argv)
{
- if(argc > x->x_n_order)
- {
- int i, k=0, n=x->x_n_order;
- double d;
-
- x->x_ambi_channel_weight[k] = (double)atom_getfloat(argv++);
- k++;
- if(x->x_n_dim == 2)
- {
- for(i=1; i<=n; i++)
- {
- d = (double)atom_getfloat(argv++);
- x->x_ambi_channel_weight[k] = d;
- k++;
- x->x_ambi_channel_weight[k] = d;
- k++;
- }
- }
- else
- {
- int j, m;
-
- for(i=1; i<=n; i++)
- {
- d = (double)atom_getfloat(argv++);
- m = 2*i + 1;
- for(j=0; j<m; j++)
- {
- x->x_ambi_channel_weight[k] = d;
- k++;
- }
- }
- }
- }
- else
- post("bin_ambi_reduced_decode_fft2-ERROR: ambi_weight needs %d float weights", x->x_n_order+1);
+ if(argc > x->x_n_order)
+ {
+ int i, k=0, n=x->x_n_order;
+ double d;
+
+ x->x_ambi_channel_weight[k] = (double)atom_getfloat(argv++);
+ k++;
+ if(x->x_n_dim == 2)
+ {
+ for(i=1; i<=n; i++)
+ {
+ d = (double)atom_getfloat(argv++);
+ x->x_ambi_channel_weight[k] = d;
+ k++;
+ x->x_ambi_channel_weight[k] = d;
+ k++;
+ }
+ }
+ else
+ {
+ int j, m;
+
+ for(i=1; i<=n; i++)
+ {
+ d = (double)atom_getfloat(argv++);
+ m = 2*i + 1;
+ for(j=0; j<m; j++)
+ {
+ x->x_ambi_channel_weight[k] = d;
+ k++;
+ }
+ }
+ }
+ }
+ else
+ post("bin_ambi_reduced_decode_fft2-ERROR: ambi_weight needs %d float weights", x->x_n_order+1);
}
static void bin_ambi_reduced_decode_fft2_sing_range(t_bin_ambi_reduced_decode_fft2 *x, t_floatarg f)
{
- if(f < 0.0f)
- x->x_sing_range = -(double)f;
- else
- x->x_sing_range = (double)f;
+ if(f < 0.0f)
+ x->x_sing_range = -(double)f;
+ else
+ x->x_sing_range = (double)f;
}
static void bin_ambi_reduced_decode_fft2_free(t_bin_ambi_reduced_decode_fft2 *x)
{
- freebytes(x->x_hrir_filename, x->x_n_real_ls * sizeof(t_symbol *));
- freebytes(x->x_s_hrir, x->x_n_real_ls * sizeof(t_symbol *));
- freebytes(x->x_s_hrtf_re, x->x_n_ambi * sizeof(t_symbol *));
- freebytes(x->x_s_hrtf_im, x->x_n_ambi * sizeof(t_symbol *));
- freebytes(x->x_inv_work1, x->x_n_ambi * x->x_n_ambi * sizeof(double));
- freebytes(x->x_inv_work2, 2 * x->x_n_ambi * x->x_n_ambi * sizeof(double));
- freebytes(x->x_inv_buf2, 2 * x->x_n_ambi * sizeof(double));
- freebytes(x->x_transp, (x->x_n_real_ls+x->x_n_pht_ls) * x->x_n_ambi * sizeof(double));
- freebytes(x->x_ls_encode, (x->x_n_real_ls+x->x_n_pht_ls) * x->x_n_ambi * sizeof(double));
- freebytes(x->x_prod2, (x->x_n_real_ls+x->x_n_pht_ls) * x->x_n_ambi * sizeof(double));
- freebytes(x->x_prod3, x->x_n_real_ls * x->x_n_ambi * sizeof(double));
- freebytes(x->x_ambi_channel_weight, x->x_n_ambi * sizeof(double));
-
- freebytes(x->x_delta, (x->x_n_real_ls+x->x_n_pht_ls) * sizeof(int));
- freebytes(x->x_phi, (x->x_n_real_ls+x->x_n_pht_ls) * sizeof(int));
- freebytes(x->x_phi_sym, x->x_n_real_ls * sizeof(int));
- freebytes(x->x_sym_flag, x->x_n_real_ls * sizeof(int));
-
- freebytes(x->x_spec, x->x_fftsize * sizeof(BIN_AMBI_COMPLEX));
- freebytes(x->x_sin_cos, x->x_fftsize * sizeof(BIN_AMBI_COMPLEX));
-
- freebytes(x->x_beg_hrir, x->x_fftsize * x->x_n_real_ls * sizeof(float));
- freebytes(x->x_beg_hrtf_re, x->x_n_ambi * sizeof(float *));
- freebytes(x->x_beg_hrtf_im, x->x_n_ambi * sizeof(float *));
+ freebytes(x->x_hrir_filename, x->x_n_real_ls * sizeof(t_symbol *));
+ freebytes(x->x_s_hrir, x->x_n_real_ls * sizeof(t_symbol *));
+ freebytes(x->x_s_hrtf_re, x->x_n_ambi * sizeof(t_symbol *));
+ freebytes(x->x_s_hrtf_im, x->x_n_ambi * sizeof(t_symbol *));
+ freebytes(x->x_inv_work1, x->x_n_ambi * x->x_n_ambi * sizeof(double));
+ freebytes(x->x_inv_work2, 2 * x->x_n_ambi * x->x_n_ambi * sizeof(double));
+ freebytes(x->x_inv_buf2, 2 * x->x_n_ambi * sizeof(double));
+ freebytes(x->x_transp, (x->x_n_real_ls+x->x_n_pht_ls) * x->x_n_ambi * sizeof(double));
+ freebytes(x->x_ls_encode, (x->x_n_real_ls+x->x_n_pht_ls) * x->x_n_ambi * sizeof(double));
+ freebytes(x->x_prod2, (x->x_n_real_ls+x->x_n_pht_ls) * x->x_n_ambi * sizeof(double));
+ freebytes(x->x_prod3, x->x_n_real_ls * x->x_n_ambi * sizeof(double));
+ freebytes(x->x_ambi_channel_weight, x->x_n_ambi * sizeof(double));
+
+ freebytes(x->x_delta, (x->x_n_real_ls+x->x_n_pht_ls) * sizeof(int));
+ freebytes(x->x_phi, (x->x_n_real_ls+x->x_n_pht_ls) * sizeof(int));
+ freebytes(x->x_phi_sym, x->x_n_real_ls * sizeof(int));
+ freebytes(x->x_sym_flag, x->x_n_real_ls * sizeof(int));
+
+ freebytes(x->x_spec, x->x_fftsize * sizeof(BIN_AMBI_COMPLEX));
+ freebytes(x->x_sin_cos, x->x_fftsize * sizeof(BIN_AMBI_COMPLEX));
+
+ freebytes(x->x_beg_hrir, x->x_fftsize * x->x_n_real_ls * sizeof(t_float));
+ freebytes(x->x_beg_hrtf_re, x->x_n_ambi * sizeof(t_float *));
+ freebytes(x->x_beg_hrtf_im, x->x_n_ambi * sizeof(t_float *));
}
/*
- 1.arg_ int prefix;
- 2.arg: t_symbol *hrir_name;
- 3.arg: t_symbol *hrtf_re_name;
- 4.arg: t_symbol *hrtf_im_name;
- 5.arg: t_symbol *hrir_fade_out_name;
- 6.arg: int ambi_order;
- 7.arg: int dim;
- 8.arg: int number_of_loudspeakers;
- 9.arg: int fftsize;
- */
+1.arg_ int prefix;
+2.arg: t_symbol *hrir_name;
+3.arg: t_symbol *hrtf_re_name;
+4.arg: t_symbol *hrtf_im_name;
+5.arg: t_symbol *hrir_fade_out_name;
+6.arg: int ambi_order;
+7.arg: int dim;
+8.arg: int number_of_loudspeakers;
+9.arg: int fftsize;
+*/
static void *bin_ambi_reduced_decode_fft2_new(t_symbol *s, int argc, t_atom *argv)
{
- t_bin_ambi_reduced_decode_fft2 *x = (t_bin_ambi_reduced_decode_fft2 *)pd_new(bin_ambi_reduced_decode_fft2_class);
- char buf[400];
- int i, j, fftok, ok=0;
- int n_order=0, n_dim=0, n_real_ls=0, n_pht_ls=0, n_ambi=0, fftsize=0, prefix=0;
- t_symbol *s_hrir=gensym("L_HRIR");
- t_symbol *s_hrtf_re=gensym("HRTF_re");
- t_symbol *s_hrtf_im=gensym("HRTF_im");
+ t_bin_ambi_reduced_decode_fft2 *x = (t_bin_ambi_reduced_decode_fft2 *)pd_new(bin_ambi_reduced_decode_fft2_class);
+ char buf[400];
+ int i, j, fftok, ok=0;
+ int n_order=0, n_dim=0, n_real_ls=0, n_pht_ls=0, n_ambi=0, fftsize=0, prefix=0;
+ t_symbol *s_hrir=gensym("L_HRIR");
+ t_symbol *s_hrtf_re=gensym("HRTF_re");
+ t_symbol *s_hrtf_im=gensym("HRTF_im");
t_symbol *s_fade_out_hrir=gensym("HRIR_win");
-
- if((argc >= 10) &&
- IS_A_FLOAT(argv,0) &&
+
+ if((argc >= 10) &&
+ IS_A_FLOAT(argv,0) &&
IS_A_SYMBOL(argv,1) &&
- IS_A_SYMBOL(argv,2) &&
- IS_A_SYMBOL(argv,3) &&
- IS_A_SYMBOL(argv,4) &&
- IS_A_FLOAT(argv,5) &&
- IS_A_FLOAT(argv,6) &&
- IS_A_FLOAT(argv,7) &&
- IS_A_FLOAT(argv,8) &&
- IS_A_FLOAT(argv,9))
- {
- prefix = (int)atom_getintarg(0, argc, argv);
-
- s_hrir = (t_symbol *)atom_getsymbolarg(1, argc, argv);
- s_hrtf_re = (t_symbol *)atom_getsymbolarg(2, argc, argv);
- s_hrtf_im = (t_symbol *)atom_getsymbolarg(3, argc, argv);
- s_fade_out_hrir = (t_symbol *)atom_getsymbolarg(4, argc, argv);
-
- n_order = (int)atom_getintarg(5, argc, argv);
- n_dim = (int)atom_getintarg(6, argc, argv);
- n_real_ls = (int)atom_getintarg(7, argc, argv);
- n_pht_ls = (int)atom_getintarg(8, argc, argv);
- fftsize = (int)atom_getintarg(9, argc, argv);
-
- ok = 1;
- }
- else if((argc >= 10) &&
- IS_A_FLOAT(argv,0) &&
+ IS_A_SYMBOL(argv,2) &&
+ IS_A_SYMBOL(argv,3) &&
+ IS_A_SYMBOL(argv,4) &&
+ IS_A_FLOAT(argv,5) &&
+ IS_A_FLOAT(argv,6) &&
+ IS_A_FLOAT(argv,7) &&
+ IS_A_FLOAT(argv,8) &&
+ IS_A_FLOAT(argv,9))
+ {
+ prefix = (int)atom_getintarg(0, argc, argv);
+
+ s_hrir = (t_symbol *)atom_getsymbolarg(1, argc, argv);
+ s_hrtf_re = (t_symbol *)atom_getsymbolarg(2, argc, argv);
+ s_hrtf_im = (t_symbol *)atom_getsymbolarg(3, argc, argv);
+ s_fade_out_hrir = (t_symbol *)atom_getsymbolarg(4, argc, argv);
+
+ n_order = (int)atom_getintarg(5, argc, argv);
+ n_dim = (int)atom_getintarg(6, argc, argv);
+ n_real_ls = (int)atom_getintarg(7, argc, argv);
+ n_pht_ls = (int)atom_getintarg(8, argc, argv);
+ fftsize = (int)atom_getintarg(9, argc, argv);
+
+ ok = 1;
+ }
+ else if((argc >= 10) &&
+ IS_A_FLOAT(argv,0) &&
IS_A_FLOAT(argv,1) &&
- IS_A_FLOAT(argv,2) &&
- IS_A_FLOAT(argv,3) &&
- IS_A_FLOAT(argv,4) &&
- IS_A_FLOAT(argv,5) &&
- IS_A_FLOAT(argv,6) &&
- IS_A_FLOAT(argv,7) &&
- IS_A_FLOAT(argv,8) &&
- IS_A_FLOAT(argv,9))
- {
- prefix = (int)atom_getintarg(0, argc, argv);
-
- s_hrir = gensym("L_HRIR");
- s_hrtf_re = gensym("HRTF_re");
- s_hrtf_im = gensym("HRTF_im");
- s_fade_out_hrir = gensym("HRIR_win");
-
- n_order = (int)atom_getintarg(5, argc, argv);
- n_dim = (int)atom_getintarg(6, argc, argv);
- n_real_ls = (int)atom_getintarg(7, argc, argv);
- n_pht_ls = (int)atom_getintarg(8, argc, argv);
- fftsize = (int)atom_getintarg(9, argc, argv);
-
- ok = 1;
- }
-
- if(ok)
- {
- if(n_order < 1)
- n_order = 1;
-
- if(n_dim == 3)
- {
- if(n_order > 5)
- n_order = 5;
- n_ambi = (n_order + 1)*(n_order + 1);
- }
- else
- {
- if(n_order > 12)
- n_order = 12;
- n_dim = 2;
- n_ambi = 2 * n_order + 1;
- }
-
- if(n_real_ls < 1)
- n_real_ls = 1;
- if(n_pht_ls < 0)
- n_pht_ls = 0;
-
- if((n_real_ls+n_pht_ls) < n_ambi)
- {
- post("bin_ambi_reduced_decode_fft2-WARNING: Number of all Loudspeakers < Number of Ambisonic-Channels !!!!");
- }
-
- j = 2;
- fftok = 0;
- for(i=0; i<21; i++)
- {
- if(j == fftsize)
- {
- fftok = 1;
- i = 22;
- }
- j *= 2;
- }
-
- if(!fftok)
- {
+ IS_A_FLOAT(argv,2) &&
+ IS_A_FLOAT(argv,3) &&
+ IS_A_FLOAT(argv,4) &&
+ IS_A_FLOAT(argv,5) &&
+ IS_A_FLOAT(argv,6) &&
+ IS_A_FLOAT(argv,7) &&
+ IS_A_FLOAT(argv,8) &&
+ IS_A_FLOAT(argv,9))
+ {
+ prefix = (int)atom_getintarg(0, argc, argv);
+
+ s_hrir = gensym("L_HRIR");
+ s_hrtf_re = gensym("HRTF_re");
+ s_hrtf_im = gensym("HRTF_im");
+ s_fade_out_hrir = gensym("HRIR_win");
+
+ n_order = (int)atom_getintarg(5, argc, argv);
+ n_dim = (int)atom_getintarg(6, argc, argv);
+ n_real_ls = (int)atom_getintarg(7, argc, argv);
+ n_pht_ls = (int)atom_getintarg(8, argc, argv);
+ fftsize = (int)atom_getintarg(9, argc, argv);
+
+ ok = 1;
+ }
+
+ if(ok)
+ {
+ if(n_order < 1)
+ n_order = 1;
+
+ if(n_dim == 3)
+ {
+ if(n_order > 5)
+ n_order = 5;
+ n_ambi = (n_order + 1)*(n_order + 1);
+ }
+ else
+ {
+ if(n_order > 12)
+ n_order = 12;
+ n_dim = 2;
+ n_ambi = 2 * n_order + 1;
+ }
+
+ if(n_real_ls < 1)
+ n_real_ls = 1;
+ if(n_pht_ls < 0)
+ n_pht_ls = 0;
+
+ if((n_real_ls+n_pht_ls) < n_ambi)
+ {
+ post("bin_ambi_reduced_decode_fft2-WARNING: Number of all Loudspeakers < Number of Ambisonic-Channels !!!!");
+ }
+
+ j = 2;
+ fftok = 0;
+ for(i=0; i<21; i++)
+ {
+ if(j == fftsize)
+ {
+ fftok = 1;
+ i = 22;
+ }
+ j *= 2;
+ }
+
+ if(!fftok)
+ {
fftsize = 512;
- post("bin_ambi_reduced_decode_fft2-WARNING: fftsize not equal to 2 ^ n !!!");
- post(" fftsize set to %d", fftsize);
- }
-
- x->x_n_dim = n_dim;
- x->x_n_ambi = n_ambi;
- x->x_n_real_ls = n_real_ls;
- x->x_n_pht_ls = n_pht_ls;
- x->x_n_order = n_order;
- x->x_fftsize = fftsize;
-
- x->x_hrir_filename = (t_symbol **)getbytes(x->x_n_real_ls * sizeof(t_symbol *));
- x->x_s_hrir = (t_symbol **)getbytes(x->x_n_real_ls * sizeof(t_symbol *));
- x->x_s_hrtf_re = (t_symbol **)getbytes(x->x_n_ambi * sizeof(t_symbol *));
- x->x_s_hrtf_im = (t_symbol **)getbytes(x->x_n_ambi * sizeof(t_symbol *));
-
- j = x->x_n_real_ls;
- for(i=0; i<j; i++)
- {
- sprintf(buf, "%d_%d_%s", prefix, i+1, s_hrir->s_name);
- x->x_s_hrir[i] = gensym(buf);
- }
-
- for(i=0; i<n_ambi; i++)
- {
- sprintf(buf, "%d_%d_%s", prefix, i+1, s_hrtf_re->s_name);
- x->x_s_hrtf_re[i] = gensym(buf);
-
- sprintf(buf, "%d_%d_%s", prefix, i+1, s_hrtf_im->s_name);
- x->x_s_hrtf_im[i] = gensym(buf);
- }
-
+ post("bin_ambi_reduced_decode_fft2-WARNING: fftsize not equal to 2 ^ n !!!");
+ post(" fftsize set to %d", fftsize);
+ }
+
+ x->x_n_dim = n_dim;
+ x->x_n_ambi = n_ambi;
+ x->x_n_real_ls = n_real_ls;
+ x->x_n_pht_ls = n_pht_ls;
+ x->x_n_order = n_order;
+ x->x_fftsize = fftsize;
+
+ x->x_hrir_filename = (t_symbol **)getbytes(x->x_n_real_ls * sizeof(t_symbol *));
+ x->x_s_hrir = (t_symbol **)getbytes(x->x_n_real_ls * sizeof(t_symbol *));
+ x->x_s_hrtf_re = (t_symbol **)getbytes(x->x_n_ambi * sizeof(t_symbol *));
+ x->x_s_hrtf_im = (t_symbol **)getbytes(x->x_n_ambi * sizeof(t_symbol *));
+
+ j = x->x_n_real_ls;
+ for(i=0; i<j; i++)
+ {
+ sprintf(buf, "%d_%d_%s", prefix, i+1, s_hrir->s_name);
+ x->x_s_hrir[i] = gensym(buf);
+ }
+
+ for(i=0; i<n_ambi; i++)
+ {
+ sprintf(buf, "%d_%d_%s", prefix, i+1, s_hrtf_re->s_name);
+ x->x_s_hrtf_re[i] = gensym(buf);
+
+ sprintf(buf, "%d_%d_%s", prefix, i+1, s_hrtf_im->s_name);
+ x->x_s_hrtf_im[i] = gensym(buf);
+ }
+
sprintf(buf, "%d_%s", prefix, s_fade_out_hrir->s_name);
x->x_s_fade_out_hrir = gensym(buf);
-
- x->x_inv_work1 = (double *)getbytes(x->x_n_ambi * x->x_n_ambi * sizeof(double));
- x->x_inv_work2 = (double *)getbytes(2 * x->x_n_ambi * x->x_n_ambi * sizeof(double));
- x->x_inv_buf2 = (double *)getbytes(2 * x->x_n_ambi * sizeof(double));
- x->x_transp = (double *)getbytes((x->x_n_real_ls+x->x_n_pht_ls) * x->x_n_ambi * sizeof(double));
- x->x_ls_encode = (double *)getbytes((x->x_n_real_ls+x->x_n_pht_ls) * x->x_n_ambi * sizeof(double));
- x->x_prod2 = (double *)getbytes((x->x_n_real_ls+x->x_n_pht_ls) * x->x_n_ambi * sizeof(double));
- x->x_prod3 = (double *)getbytes(x->x_n_real_ls * x->x_n_ambi * sizeof(double));
- x->x_ambi_channel_weight = (double *)getbytes(x->x_n_ambi * sizeof(double));
-
- x->x_delta = (int *)getbytes((x->x_n_real_ls+x->x_n_pht_ls) * sizeof(int));
- x->x_phi = (int *)getbytes((x->x_n_real_ls+x->x_n_pht_ls) * sizeof(int));
- x->x_phi_sym = (int *)getbytes(x->x_n_real_ls * sizeof(int));
- x->x_sym_flag = (int *)getbytes(x->x_n_real_ls * sizeof(int));
-
- x->x_spec = (BIN_AMBI_COMPLEX *)getbytes(x->x_fftsize * sizeof(BIN_AMBI_COMPLEX));
- x->x_sin_cos = (BIN_AMBI_COMPLEX *)getbytes(x->x_fftsize * sizeof(BIN_AMBI_COMPLEX));
-
- x->x_beg_fade_out_hrir = (float *)0;
- x->x_beg_hrir = (float *)getbytes(x->x_fftsize * x->x_n_real_ls * sizeof(float));
- x->x_beg_hrtf_re = (float **)getbytes(x->x_n_ambi * sizeof(float *));
- x->x_beg_hrtf_im = (float **)getbytes(x->x_n_ambi * sizeof(float *));
-
- x->x_sqrt3 = sqrt(3.0);
- x->x_sqrt5_2 = sqrt(5.0) / 2.0;
- x->x_sqrt6_4 = sqrt(6.0) / 4.0;
- x->x_sqrt10_4 = sqrt(10.0) / 4.0;
- x->x_sqrt15_2 = sqrt(15.0) / 2.0;
- x->x_sqrt35_8 = sqrt(35.0) / 8.0;
- x->x_sqrt70_4 = sqrt(70.0) / 4.0;
- x->x_sqrt126_16 = sqrt(126.0) / 16.0;
- x->x_sqrt315_8 = sqrt(315.0) / 8.0;
- x->x_sqrt105_4 = sqrt(105.0) / 4.0;
- x->x_pi_over_180 = 4.0 * atan(1.0) / 180.0;
- x->x_sing_range = 1.0e-10;
- x->x_seq_ok = 1;
- for(i=0; i<n_ambi; i++)
- x->x_ambi_channel_weight[i] = 1.0;
-
- bin_ambi_reduced_decode_fft2_init_cos(x);
-
- outlet_new(&x->x_obj, &s_list);
- x->x_out_sign_sum = outlet_new(&x->x_obj, &s_list);
- return(x);
- }
- else
- {
- post("bin_ambi_reduced_decode_fft2-ERROR: need 1 float + 4 symbols + 5 floats arguments:");
- post(" prefix(unique-number) + hrir_name + hrtf_re_name + hrtf_im_name + hrir_fade_out_name +");
- post(" + ambi_order + ambi_dimension + number_of_real_loudspeakers + ");
- post(" + number_of_phantom_loudspeakers + fftsize");
- return(0);
- }
+
+ x->x_inv_work1 = (double *)getbytes(x->x_n_ambi * x->x_n_ambi * sizeof(double));
+ x->x_inv_work2 = (double *)getbytes(2 * x->x_n_ambi * x->x_n_ambi * sizeof(double));
+ x->x_inv_buf2 = (double *)getbytes(2 * x->x_n_ambi * sizeof(double));
+ x->x_transp = (double *)getbytes((x->x_n_real_ls+x->x_n_pht_ls) * x->x_n_ambi * sizeof(double));
+ x->x_ls_encode = (double *)getbytes((x->x_n_real_ls+x->x_n_pht_ls) * x->x_n_ambi * sizeof(double));
+ x->x_prod2 = (double *)getbytes((x->x_n_real_ls+x->x_n_pht_ls) * x->x_n_ambi * sizeof(double));
+ x->x_prod3 = (double *)getbytes(x->x_n_real_ls * x->x_n_ambi * sizeof(double));
+ x->x_ambi_channel_weight = (double *)getbytes(x->x_n_ambi * sizeof(double));
+
+ x->x_delta = (int *)getbytes((x->x_n_real_ls+x->x_n_pht_ls) * sizeof(int));
+ x->x_phi = (int *)getbytes((x->x_n_real_ls+x->x_n_pht_ls) * sizeof(int));
+ x->x_phi_sym = (int *)getbytes(x->x_n_real_ls * sizeof(int));
+ x->x_sym_flag = (int *)getbytes(x->x_n_real_ls * sizeof(int));
+
+ x->x_spec = (BIN_AMBI_COMPLEX *)getbytes(x->x_fftsize * sizeof(BIN_AMBI_COMPLEX));
+ x->x_sin_cos = (BIN_AMBI_COMPLEX *)getbytes(x->x_fftsize * sizeof(BIN_AMBI_COMPLEX));
+
+ x->x_beg_fade_out_hrir = (t_float *)0;
+ x->x_beg_hrir = (t_float *)getbytes(x->x_fftsize * x->x_n_real_ls * sizeof(t_float));
+ x->x_beg_hrtf_re = (t_float **)getbytes(x->x_n_ambi * sizeof(t_float *));
+ x->x_beg_hrtf_im = (t_float **)getbytes(x->x_n_ambi * sizeof(t_float *));
+
+ x->x_sqrt3 = sqrt(3.0);
+ x->x_sqrt5_2 = sqrt(5.0) / 2.0;
+ x->x_sqrt6_4 = sqrt(6.0) / 4.0;
+ x->x_sqrt10_4 = sqrt(10.0) / 4.0;
+ x->x_sqrt15_2 = sqrt(15.0) / 2.0;
+ x->x_sqrt35_8 = sqrt(35.0) / 8.0;
+ x->x_sqrt70_4 = sqrt(70.0) / 4.0;
+ x->x_sqrt126_16 = sqrt(126.0) / 16.0;
+ x->x_sqrt315_8 = sqrt(315.0) / 8.0;
+ x->x_sqrt105_4 = sqrt(105.0) / 4.0;
+ x->x_pi_over_180 = 4.0 * atan(1.0) / 180.0;
+ x->x_sing_range = 1.0e-10;
+ x->x_seq_ok = 1;
+ for(i=0; i<n_ambi; i++)
+ x->x_ambi_channel_weight[i] = 1.0;
+
+ bin_ambi_reduced_decode_fft2_init_cos(x);
+
+ outlet_new(&x->x_obj, &s_list);
+ x->x_out_sign_sum = outlet_new(&x->x_obj, &s_list);
+ return(x);
+ }
+ else
+ {
+ post("bin_ambi_reduced_decode_fft2-ERROR: need 1 float + 4 symbols + 5 floats arguments:");
+ post(" prefix(unique-number) + hrir_name + hrtf_re_name + hrtf_im_name + hrir_fade_out_name +");
+ post(" + ambi_order + ambi_dimension + number_of_real_loudspeakers + ");
+ post(" + number_of_phantom_loudspeakers + fftsize");
+ return(0);
+ }
}
void bin_ambi_reduced_decode_fft2_setup(void)
{
- bin_ambi_reduced_decode_fft2_class = class_new(gensym("bin_ambi_reduced_decode_fft2"), (t_newmethod)bin_ambi_reduced_decode_fft2_new, (t_method)bin_ambi_reduced_decode_fft2_free,
- sizeof(t_bin_ambi_reduced_decode_fft2), 0, A_GIMME, 0);
- class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_real_ls, gensym("real_ls"), A_GIMME, 0);
- class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_pht_ls, gensym("pht_ls"), A_GIMME, 0);
- class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_calc_pinv, gensym("calc_pinv"), 0);
- class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_ipht_ireal_muladd, gensym("ipht_ireal_muladd"), A_GIMME, 0);
- class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_load_HRIR, gensym("load_HRIR"), A_GIMME, 0);
- class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_check_HRIR_arrays, gensym("check_HRIR_arrays"), A_FLOAT, 0);
- class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_check_HRTF_arrays, gensym("check_HRTF_arrays"), A_FLOAT, 0);
- class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_calc_reduced, gensym("calc_reduced"), A_FLOAT, 0);
- class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_calc_sym, gensym("calc_sym"), 0);
- class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_ambi_weight, gensym("ambi_weight"), A_GIMME, 0);
- class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_sing_range, gensym("sing_range"), A_DEFFLOAT, 0);
- class_sethelpsymbol(bin_ambi_reduced_decode_fft2_class, gensym("iemhelp2/help-bin_ambi_reduced_decode_fft2"));
+ bin_ambi_reduced_decode_fft2_class = class_new(gensym("bin_ambi_reduced_decode_fft2"), (t_newmethod)bin_ambi_reduced_decode_fft2_new, (t_method)bin_ambi_reduced_decode_fft2_free,
+ sizeof(t_bin_ambi_reduced_decode_fft2), 0, A_GIMME, 0);
+ class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_real_ls, gensym("real_ls"), A_GIMME, 0);
+ class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_pht_ls, gensym("pht_ls"), A_GIMME, 0);
+ class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_calc_pinv, gensym("calc_pinv"), 0);
+ class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_ipht_ireal_muladd, gensym("ipht_ireal_muladd"), A_GIMME, 0);
+ class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_load_HRIR, gensym("load_HRIR"), A_GIMME, 0);
+ class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_check_HRIR_arrays, gensym("check_HRIR_arrays"), A_FLOAT, 0);
+ class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_check_HRTF_arrays, gensym("check_HRTF_arrays"), A_FLOAT, 0);
+ class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_calc_reduced, gensym("calc_reduced"), A_FLOAT, 0);
+ class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_calc_sym, gensym("calc_sym"), 0);
+ class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_ambi_weight, gensym("ambi_weight"), A_GIMME, 0);
+ class_addmethod(bin_ambi_reduced_decode_fft2_class, (t_method)bin_ambi_reduced_decode_fft2_sing_range, gensym("sing_range"), A_DEFFLOAT, 0);
+ class_sethelpsymbol(bin_ambi_reduced_decode_fft2_class, gensym("iemhelp2/help-bin_ambi_reduced_decode_fft2"));
}
/*
Reihenfolge:
-n_ls x bin_ambi_reduced_decode_fft2_ls
-
-bin_ambi_reduced_decode_fft2_calc_pinv
-
-n_ls x bin_ambi_reduced_decode_fft2_load_HRIR
-
-n_ls x bin_ambi_reduced_decode_fft2_check_HRIR_arrays
-
-n_ambi x bin_ambi_reduced_decode_fft2_check_HRTF_arrays
-
-n_ambi x bin_ambi_reduced_decode_fft2_calc_reduced
-
-bin_ambi_reduced_decode_fft2_calc_sym
-
+n_re_ls x bin_ambi_reduced_decode_fft2_real_ls
+
+ n_im_ls x bin_ambi_reduced_decode_fft2_pht_ls
+
+ n_re_ls x bin_ambi_reduced_decode_fft2_load_HRIR
+
+ 1 x bin_ambi_reduced_decode_fft2_calc_pinv
+
+ n_mir x bin_ambi_reduced_decode_fft2_ipht_ireal_muladd
+
+ n_re_ls x bin_ambi_reduced_decode_fft2_check_HRIR_arrays
+
+ n_ambi x bin_ambi_reduced_decode_fft2_check_HRTF_arrays
+
+ n_ambi x bin_ambi_reduced_decode_fft2_calc_reduced
+
+ bin_ambi_reduced_decode_fft2_calc_sym
+
*/
diff --git a/src/bin_ambi_reduced_decode_fir.c b/src/bin_ambi_reduced_decode_fir.c
index e935f04..cfc7b58 100644
--- a/src/bin_ambi_reduced_decode_fir.c
+++ b/src/bin_ambi_reduced_decode_fir.c
@@ -3,12 +3,6 @@
iem_bin_ambi written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-#ifdef NT
-#pragma warning( disable : 4244 )
-#pragma warning( disable : 4305 )
-#endif
-
-
#include "m_pd.h"
#include "iemlib.h"
#include "iem_bin_ambi.h"
diff --git a/src/bin_ambi_reduced_decode_fir2.c b/src/bin_ambi_reduced_decode_fir2.c
index fb0ce92..6c8c57f 100644
--- a/src/bin_ambi_reduced_decode_fir2.c
+++ b/src/bin_ambi_reduced_decode_fir2.c
@@ -3,12 +3,6 @@
iem_bin_ambi written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-#ifdef NT
-#pragma warning( disable : 4244 )
-#pragma warning( disable : 4305 )
-#endif
-
-
#include "m_pd.h"
#include "iemlib.h"
#include "iem_bin_ambi.h"
@@ -57,9 +51,9 @@ typedef struct _bin_ambi_reduced_decode_fir2
int *x_phi;
int *x_phi_sym;
int *x_sym_flag;
- float *x_beg_fade_out_hrir;
- float *x_beg_hrir;
- float **x_beg_hrir_red;
+ t_float *x_beg_fade_out_hrir;
+ t_float *x_beg_hrir;
+ t_float **x_beg_hrir_red;
t_symbol **x_hrir_filename;
t_symbol **x_s_hrir;
t_symbol **x_s_hrir_red;
@@ -588,7 +582,7 @@ static void bin_ambi_reduced_decode_fir2_inverse(t_bin_ambi_reduced_decode_fir2
nz = bin_ambi_reduced_decode_fir2_eval_which_element_of_col_not_zero(x, i, i);
if(nz < 0)
{
- post("bin_ambi_reduced_decode_fir2 ERROR: matrix not regular !!!!");
+ post("bin_ambi_reduced_decode_fir2 ERROR: matrix singular !!!!");
x->x_seq_ok = 0;
return;
}
@@ -622,7 +616,7 @@ static void bin_ambi_reduced_decode_fir2_inverse(t_bin_ambi_reduced_decode_fir2
}
}
- post("matrix_inverse regular");
+ post("matrix_inverse nonsingular");
x->x_seq_ok = 1;
}
@@ -669,7 +663,7 @@ static void bin_ambi_reduced_decode_fir2_ipht_ireal_muladd(t_bin_ambi_reduced_de
int i, pht_index, real_index;
double *dv3=x->x_prod3;
double *dv2=x->x_prod2;
- float mw;
+ t_float mw;
if(argc < 3)
{
@@ -721,7 +715,7 @@ static void bin_ambi_reduced_decode_fir2_load_HRIR(t_bin_ambi_reduced_decode_fir
outlet_list(x->x_obj.ob_outlet, &s_list, 2, x->x_at);
}
-static void bin_ambi_reduced_decode_fir2_check_HRIR_arrays(t_bin_ambi_reduced_decode_fir2 *x, float findex)
+static void bin_ambi_reduced_decode_fir2_check_HRIR_arrays(t_bin_ambi_reduced_decode_fir2 *x, t_floatarg findex)
{
int index=(int)findex - 1;
int j, k, n;
@@ -730,7 +724,7 @@ static void bin_ambi_reduced_decode_fir2_check_HRIR_arrays(t_bin_ambi_reduced_de
int npoints;
t_symbol *hrir;
t_float *vec_hrir, *vec, *vec_fade_out_hrir;
- float decr, sum;
+ t_float decr, sum;
if(index < 0)
index = 0;
@@ -765,7 +759,7 @@ static void bin_ambi_reduced_decode_fir2_check_HRIR_arrays(t_bin_ambi_reduced_de
for(j=0; j<n; j++)
vec[j] = vec_hrir[j];
sum = 1.0f;
- decr = 4.0f / (float)firsize;
+ decr = 4.0f / (t_float)firsize;
for(j=n, k=0; j<firsize; j++, k++)
{
sum -= decr;
@@ -775,7 +769,7 @@ static void bin_ambi_reduced_decode_fir2_check_HRIR_arrays(t_bin_ambi_reduced_de
}
}
-static void bin_ambi_reduced_decode_fir2_check_HRIR_RED_arrays(t_bin_ambi_reduced_decode_fir2 *x, float findex)
+static void bin_ambi_reduced_decode_fir2_check_HRIR_RED_arrays(t_bin_ambi_reduced_decode_fir2 *x, t_floatarg findex)
{
int index=(int)findex - 1;
t_garray *a;
@@ -803,7 +797,7 @@ static void bin_ambi_reduced_decode_fir2_check_HRIR_RED_arrays(t_bin_ambi_reduce
}
}
-static void bin_ambi_reduced_decode_fir2_calc_reduced(t_bin_ambi_reduced_decode_fir2 *x, float findex)
+static void bin_ambi_reduced_decode_fir2_calc_reduced(t_bin_ambi_reduced_decode_fir2 *x, t_floatarg findex)
{
int index=(int)findex - 1;
int i, j;
@@ -812,7 +806,7 @@ static void bin_ambi_reduced_decode_fir2_calc_reduced(t_bin_ambi_reduced_decode_
double *dv;
int n_ambi = x->x_n_ambi;
int n_ls = x->x_n_real_ls;
- float mul;
+ t_float mul;
if(x->x_seq_ok)
{
@@ -824,7 +818,7 @@ static void bin_ambi_reduced_decode_fir2_calc_reduced(t_bin_ambi_reduced_decode_
vec_hrir_red = x->x_beg_hrir_red[index];
dv = x->x_prod3 + index;
- mul = (float)(*dv);
+ mul = (t_float)(*dv);
vec_hrir = x->x_beg_hrir;
for(i=0; i<firsize; i++)/*first step of acumulating the HRIRs*/
{
@@ -834,9 +828,10 @@ static void bin_ambi_reduced_decode_fir2_calc_reduced(t_bin_ambi_reduced_decode_
for(j=1; j<n_ls; j++)
{
dv += n_ambi;
- mul = (float)(*dv);
+ mul = (t_float)(*dv);
vec_hrir = x->x_beg_hrir;
vec_hrir += j * firsize;
+
for(i=0; i<firsize; i++)
{
vec_hrir_red[i] += mul * vec_hrir[i];
@@ -966,7 +961,7 @@ static void bin_ambi_reduced_decode_fir2_calc_sym(t_bin_ambi_reduced_decode_fir2
SETFLOAT(x->x_at, 1.0f);
else if(plus_minus[i] == '-')
SETFLOAT(x->x_at, 2.0f);
- SETFLOAT(x->x_at+1, (float)(i+1));
+ SETFLOAT(x->x_at+1, (t_float)(i+1));
outlet_list(x->x_out_sign_sum, &s_list, 2, x->x_at);
}
}
@@ -1040,8 +1035,8 @@ static void bin_ambi_reduced_decode_fir2_free(t_bin_ambi_reduced_decode_fir2 *x)
freebytes(x->x_phi_sym, x->x_n_real_ls * sizeof(int));
freebytes(x->x_sym_flag, x->x_n_real_ls * sizeof(int));
- freebytes(x->x_beg_hrir, x->x_firsize * x->x_n_real_ls * sizeof(float));
- freebytes(x->x_beg_hrir_red, x->x_n_ambi * sizeof(float *));
+ freebytes(x->x_beg_hrir, x->x_firsize * x->x_n_real_ls * sizeof(t_float));
+ freebytes(x->x_beg_hrir_red, x->x_n_ambi * sizeof(t_float *));
}
/*
@@ -1190,9 +1185,9 @@ static void *bin_ambi_reduced_decode_fir2_new(t_symbol *s, int argc, t_atom *arg
x->x_phi_sym = (int *)getbytes(x->x_n_real_ls * sizeof(int));
x->x_sym_flag = (int *)getbytes(x->x_n_real_ls * sizeof(int));
- x->x_beg_fade_out_hrir = (float *)0;
- x->x_beg_hrir = (float *)getbytes(x->x_firsize * x->x_n_real_ls * sizeof(float));
- x->x_beg_hrir_red = (float **)getbytes(x->x_n_ambi * sizeof(float *));
+ x->x_beg_fade_out_hrir = (t_float *)0;
+ x->x_beg_hrir = (t_float *)getbytes(x->x_firsize * x->x_n_real_ls * sizeof(t_float));
+ x->x_beg_hrir_red = (t_float **)getbytes(x->x_n_ambi * sizeof(t_float *));
x->x_sqrt3 = sqrt(3.0);
x->x_sqrt5_2 = sqrt(5.0) / 2.0;
diff --git a/src/iem_bin_ambi.c b/src/iem_bin_ambi.c
index 3af6646..5ab07fd 100644
--- a/src/iem_bin_ambi.c
+++ b/src/iem_bin_ambi.c
@@ -3,11 +3,6 @@
iem_bin_ambi written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-#ifdef NT
-#pragma warning( disable : 4244 )
-#pragma warning( disable : 4305 )
-#endif
-
#include "m_pd.h"
#include "iemlib.h"
diff --git a/src/iemlib.h b/src/iemlib.h
index c71b0ed..6be2de0 100644
--- a/src/iemlib.h
+++ b/src/iemlib.h
@@ -1,7 +1,7 @@
/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
-iemlib.h written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
+iemlib written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
#ifndef __IEMLIB_H__
#define __IEMLIB_H__
@@ -95,8 +95,14 @@ union tabfudge
int32 tf_i[2];
};
+#ifdef __i386__
#define IEM_DENORMAL(f) ((((*(unsigned int*)&(f))&0x60000000)==0) || \
(((*(unsigned int*)&(f))&0x60000000)==0x60000000))
/* more stringent test: anything not between 1e-19 and 1e19 in absolute val */
+#else
+
+#define IEM_DENORMAL(f) 0
+
+#endif
#endif
diff --git a/src/makefile_linux b/src/makefile_linux
new file mode 100644
index 0000000..3ba0ff9
--- /dev/null
+++ b/src/makefile_linux
@@ -0,0 +1,52 @@
+current: all
+
+.SUFFIXES: .pd_linux
+
+INCLUDE = -I. -I/usr/local/src/pd/src
+
+LDFLAGS = -export-dynamic -shared
+LIB = -ldl -lm -lpthread
+
+#select either the DBG and OPT compiler flags below:
+
+CFLAGS = -DPD -DUNIX -W -Werror -Wno-unused \
+ -Wno-parentheses -Wno-switch -O6 -funroll-loops -fomit-frame-pointer -fno-strict-aliasing \
+ -DDL_OPEN
+
+SYSTEM = $(shell uname -m)
+
+# the sources
+
+SRC = bin_ambi_calc_HRTF.c \
+ bin_ambi_reduced_decode2.c \
+ bin_ambi_reduced_decode.c \
+ bin_ambi_reduced_decode_fft2.c \
+ bin_ambi_reduced_decode_fft.c \
+ bin_ambi_reduced_decode_fir2.c \
+ bin_ambi_reduced_decode_fir.c \
+ iem_bin_ambi.c
+
+TARGET = iem_bin_ambi.pd_linux
+
+
+OBJ = $(SRC:.c=.o)
+
+#
+# ------------------ targets ------------------------------------
+#
+
+clean:
+ rm $(TARGET)
+ rm *.o
+
+all: $(OBJ)
+ @echo :: $(OBJ)
+ $(LD) $(LDFLAGS) -o $(TARGET) *.o $(LIB)
+ strip --strip-unneeded $(TARGET)
+
+$(OBJ) : %.o : %.c
+ $(CC) $(CFLAGS) $(INCLUDE) -c -o $*.o $*.c
+
+
+
+