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authorPeter D'Hoye <peter.dhoye@gmail.com>2009-05-24 21:28:16 +0000
committerPeter D'Hoye <peter.dhoye@gmail.com>2009-05-24 21:28:16 +0000
commit526b5580dabbfed7cfe5439dc3a90ec727f563c2 (patch)
tree22b1af92348785daad16714ee5e2b633017e0e48 /apps/plugins/pdbox/PDa/intern/noise~.c
parent4f2dfcc01b260d946044ef2b6af5fe36cb772c8d (diff)
downloadrockbox-526b5580dabbfed7cfe5439dc3a90ec727f563c2.tar.gz
rockbox-526b5580dabbfed7cfe5439dc3a90ec727f563c2.zip
Cut the files in half and it might work better (note to self: check your tree is really clean before patching)
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21070 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/plugins/pdbox/PDa/intern/noise~.c')
-rw-r--r--apps/plugins/pdbox/PDa/intern/noise~.c56
1 files changed, 0 insertions, 56 deletions
diff --git a/apps/plugins/pdbox/PDa/intern/noise~.c b/apps/plugins/pdbox/PDa/intern/noise~.c
index 2f61b9d395..1b10ae91be 100644
--- a/apps/plugins/pdbox/PDa/intern/noise~.c
+++ b/apps/plugins/pdbox/PDa/intern/noise~.c
@@ -52,59 +52,3 @@ void noise_tilde_setup(void)
52 class_addmethod(noise_class, (t_method)noise_dsp, gensym("dsp"), 0); 52 class_addmethod(noise_class, (t_method)noise_dsp, gensym("dsp"), 0);
53} 53}
54 54
55
56#include <m_pd.h>
57#include <m_fixed.h>
58
59
60static t_class *noise_class;
61
62typedef struct _noise
63{
64 t_object x_obj;
65 int x_val;
66} t_noise;
67
68static void *noise_new(void)
69{
70 t_noise *x = (t_noise *)pd_new(noise_class);
71 static int init = 307;
72 x->x_val = (init *= 1319);
73 outlet_new(&x->x_obj, gensym("signal"));
74 return (x);
75}
76
77static t_int *noise_perform(t_int *w)
78{
79 t_sample *out = (t_sample *)(w[1]);
80 int *vp = (int *)(w[2]);
81 int n = (int)(w[3]);
82 int val = *vp;
83 while (n--)
84 {
85#ifndef FIXEDPOINT
86 *out++ = ((t_sample)((val & 0x7fffffff) - 0x40000000)) *
87 (t_sample)(1.0 / 0x40000000);
88#else
89 *out++=val>>(32-fix1);
90#endif
91 val = val * 435898247 + 382842987;
92
93 }
94 *vp = val;
95 return (w+4);
96}
97
98static void noise_dsp(t_noise *x, t_signal **sp)
99{
100 dsp_add(noise_perform, 3, sp[0]->s_vec, &x->x_val, sp[0]->s_n);
101}
102
103void noise_tilde_setup(void)
104{
105 noise_class = class_new(gensym("noise~"), (t_newmethod)noise_new, 0,
106 sizeof(t_noise), 0, 0);
107 class_addmethod(noise_class, (t_method)noise_dsp, gensym("dsp"), 0);
108}
109
110