From 8c5d0621d0d305bb62997b4ad12af874ec253432 Mon Sep 17 00:00:00 2001 From: musil Date: Fri, 10 Mar 2006 03:05:55 +0000 Subject: initial check in svn path=/trunk/externals/iem/iem_tab/; revision=4683 --- src/tab_lt.c | 206 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 206 insertions(+) create mode 100644 src/tab_lt.c (limited to 'src/tab_lt.c') diff --git a/src/tab_lt.c b/src/tab_lt.c new file mode 100644 index 0000000..f3a4e6c --- /dev/null +++ b/src/tab_lt.c @@ -0,0 +1,206 @@ +/* For information on usage and redistribution, and for a DISCLAIMER OF ALL +* WARRANTIES, see the file, "LICENSE.txt," in this distribution. + +iem_tab 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_tab.h" +#include +#include +#include + + +/* -------------------------- tab_lt ------------------------------ */ + +typedef struct _tab_lt +{ + t_object x_obj; + int x_size_src1; + int x_size_src2; + int x_size_dst; + int x_offset_src1; + int x_offset_src2; + int x_offset_dst; + float *x_beg_mem_src1; + float *x_beg_mem_src2; + float *x_beg_mem_dst; + t_symbol *x_sym_scr1; + t_symbol *x_sym_scr2; + t_symbol *x_sym_dst; +} t_tab_lt; + +static t_class *tab_lt_class; + +static void tab_lt_src1(t_tab_lt *x, t_symbol *s) +{ + x->x_sym_scr1 = s; +} + +static void tab_lt_src2(t_tab_lt *x, t_symbol *s) +{ + x->x_sym_scr2 = s; +} + +static void tab_lt_dst(t_tab_lt *x, t_symbol *s) +{ + x->x_sym_dst = s; +} + +static void tab_lt_bang(t_tab_lt *x) +{ + int i, n; + int ok_src1, ok_src2, ok_dst; + t_float *vec_src1, *vec_src2, *vec_dst; + + ok_src1 = iem_tab_check_arrays(gensym("tab_lt"), x->x_sym_scr1, &x->x_beg_mem_src1, &x->x_size_src1, 0); + ok_src2 = iem_tab_check_arrays(gensym("tab_lt"), x->x_sym_scr2, &x->x_beg_mem_src2, &x->x_size_src2, 0); + ok_dst = iem_tab_check_arrays(gensym("tab_lt"), x->x_sym_dst, &x->x_beg_mem_dst, &x->x_size_dst, 0); + + if(ok_src1 && ok_src2 && ok_dst) + { + if(x->x_size_src1 < x->x_size_dst) + n = x->x_size_src1; + else + n = x->x_size_dst; + if(x->x_size_src2 < n) + n = x->x_size_src2; + + vec_src1 = x->x_beg_mem_src1; + vec_src2 = x->x_beg_mem_src2; + vec_dst = x->x_beg_mem_dst; + if(n) + { + t_garray *a; + + for(i=0; ix_obj.ob_outlet); + a = (t_garray *)pd_findbyclass(x->x_sym_dst, garray_class); + garray_redraw(a); + } + } +} + +static void tab_lt_list(t_tab_lt *x, t_symbol *s, int argc, t_atom *argv) +{ + int beg_src1, beg_src2, beg_dst; + int i, n; + int ok_src1, ok_src2, ok_dst; + t_float *vec_src1, *vec_src2, *vec_dst; + + if((argc >= 4) && + IS_A_FLOAT(argv,0) && + IS_A_FLOAT(argv,1) && + IS_A_FLOAT(argv,2) && + IS_A_FLOAT(argv,3)) + { + beg_src1 = (int)atom_getintarg(0, argc, argv); + beg_src2 = (int)atom_getintarg(1, argc, argv); + beg_dst = (int)atom_getintarg(2, argc, argv); + n = (int)atom_getintarg(3, argc, argv); + if(beg_src1 < 0) + beg_src1 = 0; + if(beg_src2 < 0) + beg_src2 = 0; + if(beg_dst < 0) + beg_dst = 0; + if(n < 0) + n = 0; + + ok_src1 = iem_tab_check_arrays(gensym("tab_lt"), x->x_sym_scr1, &x->x_beg_mem_src1, &x->x_size_src1, beg_src1+n); + ok_src2 = iem_tab_check_arrays(gensym("tab_lt"), x->x_sym_scr2, &x->x_beg_mem_src2, &x->x_size_src2, beg_src2+n); + ok_dst = iem_tab_check_arrays(gensym("tab_lt"), x->x_sym_dst, &x->x_beg_mem_dst, &x->x_size_dst, beg_dst+n); + + if(ok_src1 && ok_src2 && ok_dst) + { + vec_src1 = x->x_beg_mem_src1 + beg_src1; + vec_src2 = x->x_beg_mem_src2 + beg_src2; + vec_dst = x->x_beg_mem_dst + beg_dst; + if(n) + { + t_garray *a; + + for(i=0; ix_obj.ob_outlet); + a = (t_garray *)pd_findbyclass(x->x_sym_dst, garray_class); + garray_redraw(a); + } + } + } + else + { + post("tab_lt-ERROR: list need 4 float arguments:"); + post(" source1_offset + source2_offset + destination_offset + number_of_samples_to_compare"); + } +} + +static void tab_lt_free(t_tab_lt *x) +{ +} + +static void *tab_lt_new(t_symbol *s, int argc, t_atom *argv) +{ + t_tab_lt *x = (t_tab_lt *)pd_new(tab_lt_class); + t_symbol *src1, *src2, *dst; + t_float time; + + if((argc >= 3) && + IS_A_SYMBOL(argv,0) && + IS_A_SYMBOL(argv,1) && + IS_A_SYMBOL(argv,2)) + { + src1 = (t_symbol *)atom_getsymbolarg(0, argc, argv); + src2 = (t_symbol *)atom_getsymbolarg(1, argc, argv); + dst = (t_symbol *)atom_getsymbolarg(2, argc, argv); + } + else if((argc >= 2) && + IS_A_SYMBOL(argv,0) && + IS_A_SYMBOL(argv,1)) + { + src1 = (t_symbol *)atom_getsymbolarg(0, argc, argv); + dst = src1; + src2 = (t_symbol *)atom_getsymbolarg(1, argc, argv); + } + else + { + post("tab_lt-ERROR: need 3 symbols arguments:"); + post(" source1_array_name + source2_array_name + destination_array_name"); + return(0); + } + + x->x_sym_scr1 = src1; + x->x_sym_scr2 = src2; + x->x_sym_dst = dst; + outlet_new(&x->x_obj, &s_bang); + return(x); +} + +void tab_lt_setup(void) +{ + tab_lt_class = class_new(gensym("tab_lt"), (t_newmethod)tab_lt_new, (t_method)tab_lt_free, + sizeof(t_tab_lt), 0, A_GIMME, 0); + class_addbang(tab_lt_class, (t_method)tab_lt_bang); + class_addlist(tab_lt_class, (t_method)tab_lt_list); + class_addmethod(tab_lt_class, (t_method)tab_lt_src1, gensym("src1"), A_DEFSYMBOL, 0); + class_addmethod(tab_lt_class, (t_method)tab_lt_src2, gensym("src2"), A_DEFSYMBOL, 0); + class_addmethod(tab_lt_class, (t_method)tab_lt_dst, gensym("dst"), A_DEFSYMBOL, 0); + class_sethelpsymbol(tab_lt_class, gensym("iemhelp2/tab_lt-help")); +} -- cgit v1.2.1