From 43c2ad70c52a9373897ee296a7254ee16c6dea34 Mon Sep 17 00:00:00 2001 From: Cyrille Henry Date: Thu, 16 May 2013 21:36:34 +0000 Subject: allow mass and link to be created with fewer parrametters. svn path=/trunk/externals/pmpd/; revision=17133 --- pmpd_core.c | 70 ++++++++++++++++++++++++++++++++++++------------------------- 1 file changed, 41 insertions(+), 29 deletions(-) (limited to 'pmpd_core.c') diff --git a/pmpd_core.c b/pmpd_core.c index 61b87a8..22f879b 100644 --- a/pmpd_core.c +++ b/pmpd_core.c @@ -129,21 +129,30 @@ void pmpd_bang(t_pmpd *x) } } -void pmpd_mass(t_pmpd *x, t_symbol *Id, t_float mobile, t_float M, t_float posX ) -{ // add a mass : Id, invM speedX posX forceX - - if (M<=0) M=1; - x->mass[x->nb_mass].Id = Id; - x->mass[x->nb_mass].mobile = (int)mobile; - x->mass[x->nb_mass].invM = 1/M; - x->mass[x->nb_mass].speedX = 0; - x->mass[x->nb_mass].posX = posX; - x->mass[x->nb_mass].forceX = 0; - x->mass[x->nb_mass].num = x->nb_mass; - x->mass[x->nb_mass].D2 = 0; +void pmpd_mass(t_pmpd *x, t_symbol *s, int argc, t_atom *argv) +// t_symbol *Id, t_float mobile, t_float M, t_float posX) +{ // add a mass + x->mass[x->nb_mass].Id = gensym("mass"); + if ((argc >= 1) && (argv[0].a_type == A_SYMBOL)) + x->mass[x->nb_mass].Id = atom_getsymbolarg(0,argc,argv); + x->mass[x->nb_mass].mobile = 1; + if ((argc >= 2) && (argv[1].a_type == A_FLOAT)) + x->mass[x->nb_mass].mobile = (int) atom_getfloatarg(1, argc, argv); + t_float M = 1; + if ((argc >= 3) && (argv[2].a_type == A_FLOAT)) + M = atom_getfloatarg(3, argc, argv); + if (M<=0) M=1; + x->mass[x->nb_mass].invM = 1/M; + x->mass[x->nb_mass].speedX = 0; + x->mass[x->nb_mass].posX = 0; + if ((argc >= 4) && (argv[3].a_type == A_FLOAT)) + x->mass[x->nb_mass].posX = atom_getfloatarg(3, argc, argv); + x->mass[x->nb_mass].forceX = 0; + x->mass[x->nb_mass].num = x->nb_mass; + x->mass[x->nb_mass].D2 = 0; x->mass[x->nb_mass].overdamp = 0; - x->nb_mass++ ; - x->nb_mass = min ( nb_max_mass -1, x->nb_mass ); + x->nb_mass++ ; + x->nb_mass = min ( nb_max_mass -1, x->nb_mass ); } void pmpd_create_link(t_pmpd *x, t_symbol *Id, int mass1, int mass2, t_float K, t_float D, t_float Pow, t_float Lmin, t_float Lmax, t_int type) @@ -174,11 +183,15 @@ void pmpd_link(t_pmpd *x, t_symbol *s, int argc, t_atom *argv) int i, j; - t_symbol *Id = atom_getsymbolarg(0,argc,argv); - int mass1 = atom_getfloatarg(1, argc, argv); - int mass2 = atom_getfloatarg(2, argc, argv); - t_float K = atom_getfloatarg(3, argc, argv); - t_float D = atom_getfloatarg(4, argc, argv); + t_symbol *Id = gensym("link"); + if ((argc >= 1) && (argv[0].a_type == A_SYMBOL)) + Id = atom_getsymbolarg(0,argc,argv); + t_float K = 0; + if ((argc >= 4) && (argv[3].a_type == A_FLOAT)) + K = atom_getfloatarg(3, argc, argv); + t_float D = 0; + if ((argc >= 5) && (argv[4].a_type == A_FLOAT)) + D = atom_getfloatarg(4, argc, argv); t_float Pow = 1; if (argc > 5) Pow = atom_getfloatarg(5, argc, argv); t_float Lmin = -1000000; @@ -187,34 +200,31 @@ void pmpd_link(t_pmpd *x, t_symbol *s, int argc, t_atom *argv) if (argc > 7) Lmax = atom_getfloatarg(7, argc, argv); // post("%d,%d, %f,%f", mass1, mass2, K, D); - if ( ( argv[1].a_type == A_FLOAT ) && ( argv[2].a_type == A_FLOAT ) ) + if ( ( argc > 2 ) && ( argv[1].a_type == A_FLOAT ) && ( argv[2].a_type == A_FLOAT ) ) { - pmpd_create_link(x, Id, mass1, mass2, K, D, Pow, Lmin, Lmax, 0); + pmpd_create_link(x, Id, atom_getfloatarg(1, argc, argv), atom_getfloatarg(2, argc, argv), K, D, Pow, Lmin, Lmax, 0); } - else - if ( ( argv[1].a_type == A_SYMBOL ) && ( argv[2].a_type == A_FLOAT ) ) + else if ( ( argc > 2 ) && ( argv[1].a_type == A_SYMBOL ) && ( argv[2].a_type == A_FLOAT ) ) { for (i=0; i< x->nb_mass; i++) { if ( atom_getsymbolarg(1,argc,argv) == x->mass[i].Id) { - pmpd_create_link(x, Id, i, mass2, K, D, Pow, Lmin, Lmax, 0); + pmpd_create_link(x, Id, i, atom_getfloatarg(2, argc, argv), K, D, Pow, Lmin, Lmax, 0); } } } - else - if ( ( argv[1].a_type == A_FLOAT ) && ( argv[2].a_type == A_SYMBOL ) ) + else if ( ( argc > 2 ) && ( argv[1].a_type == A_FLOAT ) && ( argv[2].a_type == A_SYMBOL ) ) { for (i=0; i< x->nb_mass; i++) { if ( atom_getsymbolarg(2,argc,argv) == x->mass[i].Id) { - pmpd_create_link(x, Id, mass1, i, K, D, Pow, Lmin, Lmax, 0); + pmpd_create_link(x, Id, atom_getfloatarg(1, argc, argv), i, K, D, Pow, Lmin, Lmax, 0); } } } - else - if ( ( argv[1].a_type == A_SYMBOL ) && ( argv[2].a_type == A_SYMBOL ) ) + else if ( ( argc > 2 ) && ( argv[1].a_type == A_SYMBOL ) && ( argv[2].a_type == A_SYMBOL ) ) { for (i=0; i< x->nb_mass; i++) { @@ -229,6 +239,8 @@ void pmpd_link(t_pmpd *x, t_symbol *s, int argc, t_atom *argv) } } } + else + pmpd_create_link(x, Id, 0, 1, K, D, Pow, Lmin, Lmax, 0); } void pmpd_tabLink(t_pmpd *x, t_symbol *s, int argc, t_atom *argv) -- cgit v1.2.1