/* 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 #include "m_pd.h" #if defined(_WIN32) || defined(__APPLE__) /* cf pd/src/x_arithmetic.c */ #define acosf acos #endif typedef struct _acos { t_object x_ob; float x_value; } t_acos; static t_class *acos_class; static void acos_bang(t_acos *x) { outlet_float(((t_object *)x)->ob_outlet, x->x_value); } static void acos_float(t_acos *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 = acosf(f)); } static void *acos_new(t_floatarg f) { t_acos *x = (t_acos *)pd_new(acos_class); if (f < -1.0) f = -1.0; else if (f > 1.0) f = 1.0; /* CHECKME */ x->x_value = acosf(f); outlet_new((t_object *)x, &s_float); return (x); } void acos_setup(void) { acos_class = class_new(gensym("acos"), (t_newmethod)acos_new, 0, sizeof(t_acos), 0, A_DEFFLOAT, 0); class_addbang(acos_class, acos_bang); class_addfloat(acos_class, acos_float); }