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| author | Peter D'Hoye <peter.dhoye@gmail.com> | 2009-05-22 21:58:48 +0000 |
|---|---|---|
| committer | Peter D'Hoye <peter.dhoye@gmail.com> | 2009-05-22 21:58:48 +0000 |
| commit | 513389b4c1bc8afe4b2dc9947c534bfeb105e3da (patch) | |
| tree | 10e673b35651ac567fed2eda0c679c7ade64cbc6 /apps/plugins/pdbox/PDa/intern/tabread.c | |
| parent | 95fa7f6a2ef466444fbe3fe87efc6d5db6b77b36 (diff) | |
| download | rockbox-513389b4c1bc8afe4b2dc9947c534bfeb105e3da.zip rockbox-513389b4c1bc8afe4b2dc9947c534bfeb105e3da.tar.gz rockbox-513389b4c1bc8afe4b2dc9947c534bfeb105e3da.tar.bz2 rockbox-513389b4c1bc8afe4b2dc9947c534bfeb105e3da.tar.xz | |
Add FS #10214. Initial commit of the original PDa code for the GSoC Pure Data plugin project of Wincent Balin. Stripped some non-sourcefiles and added a rockbox readme that needs a bit more info from Wincent. Is added to CATEGORIES and viewers, but not yet to SUBDIRS (ie doesn't build yet)
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21044 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/plugins/pdbox/PDa/intern/tabread.c')
| -rw-r--r-- | apps/plugins/pdbox/PDa/intern/tabread.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/apps/plugins/pdbox/PDa/intern/tabread.c b/apps/plugins/pdbox/PDa/intern/tabread.c new file mode 100644 index 0000000..5cd51b3 --- /dev/null +++ b/apps/plugins/pdbox/PDa/intern/tabread.c @@ -0,0 +1,104 @@ +#include <m_pd.h> + +/* ---------- tabread: control, non-interpolating ------------------------ */ + +static t_class *tabread_class; + +typedef struct _tabread +{ + t_object x_obj; + t_symbol *x_arrayname; +} t_tabread; + +static void tabread_float(t_tabread *x, t_float f) +{ + t_garray *a; + int npoints; + t_sample *vec; + + if (!(a = (t_garray *)pd_findbyclass(x->x_arrayname, garray_class))) + pd_error(x, "%s: no such array", x->x_arrayname->s_name); + else if (!garray_getfloatarray(a, &npoints, &vec)) + pd_error(x, "%s: bad template for tabread", x->x_arrayname->s_name); + else + { + int n = f; + if (n < 0) n = 0; + else if (n >= npoints) n = npoints - 1; + outlet_float(x->x_obj.ob_outlet, (npoints ? fixtof(vec[n]) : 0)); + } +} + +static void tabread_set(t_tabread *x, t_symbol *s) +{ + x->x_arrayname = s; +} + +static void *tabread_new(t_symbol *s) +{ + t_tabread *x = (t_tabread *)pd_new(tabread_class); + x->x_arrayname = s; + outlet_new(&x->x_obj, &s_float); + return (x); +} + +void tabread_setup(void) +{ + tabread_class = class_new(gensym("tabread"), (t_newmethod)tabread_new, + 0, sizeof(t_tabread), 0, A_DEFSYM, 0); + class_addfloat(tabread_class, (t_method)tabread_float); + class_addmethod(tabread_class, (t_method)tabread_set, gensym("set"), + A_SYMBOL, 0); +} +#include <m_pd.h> + +/* ---------- tabread: control, non-interpolating ------------------------ */ + +static t_class *tabread_class; + +typedef struct _tabread +{ + t_object x_obj; + t_symbol *x_arrayname; +} t_tabread; + +static void tabread_float(t_tabread *x, t_float f) +{ + t_garray *a; + int npoints; + t_sample *vec; + + if (!(a = (t_garray *)pd_findbyclass(x->x_arrayname, garray_class))) + pd_error(x, "%s: no such array", x->x_arrayname->s_name); + else if (!garray_getfloatarray(a, &npoints, &vec)) + pd_error(x, "%s: bad template for tabread", x->x_arrayname->s_name); + else + { + int n = f; + if (n < 0) n = 0; + else if (n >= npoints) n = npoints - 1; + outlet_float(x->x_obj.ob_outlet, (npoints ? fixtof(vec[n]) : 0)); + } +} + +static void tabread_set(t_tabread *x, t_symbol *s) +{ + x->x_arrayname = s; +} + +static void *tabread_new(t_symbol *s) +{ + t_tabread *x = (t_tabread *)pd_new(tabread_class); + x->x_arrayname = s; + outlet_new(&x->x_obj, &s_float); + return (x); +} + +void tabread_setup(void) +{ + tabread_class = class_new(gensym("tabread"), (t_newmethod)tabread_new, + 0, sizeof(t_tabread), 0, A_DEFSYM, 0); + class_addfloat(tabread_class, (t_method)tabread_float); + class_addmethod(tabread_class, (t_method)tabread_set, gensym("set"), + A_SYMBOL, 0); +} |