diff options
author | N.N. <krzyszcz@users.sourceforge.net> | 2003-05-23 12:29:55 +0000 |
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committer | N.N. <krzyszcz@users.sourceforge.net> | 2003-05-23 12:29:55 +0000 |
commit | faada59567f8cb252f4a909116595ce309ff5828 (patch) | |
tree | 5874954c6f2d5392d921208e49a45ef266beeb7f /cyclone/hammer/asin.c |
This commit was generated by cvs2svn to compensate for changes in r647,svn2git-root
which included commits to RCS files with non-trunk default branches.
svn path=/trunk/externals/miXed/; revision=648
Diffstat (limited to 'cyclone/hammer/asin.c')
-rw-r--r-- | cyclone/hammer/asin.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/cyclone/hammer/asin.c b/cyclone/hammer/asin.c new file mode 100644 index 0000000..0aa8db7 --- /dev/null +++ b/cyclone/hammer/asin.c @@ -0,0 +1,48 @@ +/* Copyright (c) 2002-2003 krzYszcz and others. + * For information on usage and redistribution, and for a DISCLAIMER OF ALL + * WARRANTIES, see the file, "LICENSE.txt," in this distribution. */ + +#include <math.h> +#include "m_pd.h" + +#if defined(NT) || defined(MACOSX) +/* cf pd/src/x_arithmetic.c */ +#define asinf asin +#endif + +typedef struct _asin +{ + t_object x_ob; + float x_value; +} t_asin; + +static t_class *asin_class; + +static void asin_bang(t_asin *x) +{ + outlet_float(((t_object *)x)->ob_outlet, x->x_value); +} + +static void asin_float(t_asin *x, t_float f) +{ + if (f < -1.0) f = -1.0; else if (f > 1.0) f = 1.0; /* CHECKME */ + outlet_float(((t_object *)x)->ob_outlet, x->x_value = asinf(f)); +} + +static void *asin_new(t_floatarg f) +{ + t_asin *x = (t_asin *)pd_new(asin_class); + if (f < -1.0) f = -1.0; else if (f > 1.0) f = 1.0; /* CHECKME */ + x->x_value = asinf(f); + outlet_new((t_object *)x, &s_float); + return (x); +} + +void asin_setup(void) +{ + asin_class = class_new(gensym("asin"), + (t_newmethod)asin_new, 0, + sizeof(t_asin), 0, A_DEFFLOAT, 0); + class_addbang(asin_class, asin_bang); + class_addfloat(asin_class, asin_float); +} |