mirror/guile
mirror/guile
1
Fork 0
mirror of https://git.savannah.gnu.org/git/guile.git synced 2025-04-30 11:50:28 +02:00
Code Activity

* Replace calls to SCM_LENGTH.

Browse source
This commit is contained in:
Dirk Herrmann 2000-10-11 14:12:26 +00:00
parent b226e5f658
commit b7ead2aee2
2 changed files with 14 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

10
libguile/random.c
View file

@ -405,7 +405,7 @@ SCM_DEFINE (scm_seed_to_random_state, "seed->random-state", 1, 0, 0,
seed = scm_number_to_string (seed, SCM_UNDEFINED);
SCM_VALIDATE_STRING (1,seed);
return make_rstate (scm_c_make_rstate (SCM_ROCHARS (seed),
SCM_LENGTH (seed)));
SCM_STRING_LENGTH (seed)));
}
#undef FUNC_NAME
@ -442,7 +442,7 @@ SCM_DEFINE (scm_random_normal, "random:normal", 0, 1, 0,
static void
vector_scale (SCM v, double c)
{
int n = SCM_LENGTH (v);
int n = SCM_INUM (scm_uniform_vector_length (v));
if (SCM_VECTORP (v))
while (--n >= 0)
SCM_REAL_VALUE (SCM_VELTS (v)[n]) *= c;
@ -455,7 +455,7 @@ static double
vector_sum_squares (SCM v)
{
double x, sum = 0.0;
int n = SCM_LENGTH (v);
int n = SCM_INUM (scm_uniform_vector_length (v));
if (SCM_VECTORP (v))
while (--n >= 0)
{
@ -494,7 +494,7 @@ SCM_DEFINE (scm_random_solid_sphere_x, "random:solid-sphere!", 1, 1, 0,
scm_random_normal_vector_x (v, state);
vector_scale (v,
pow (scm_c_uniform01 (SCM_RSTATE (state)),
1.0 / SCM_LENGTH (v))
1.0 / SCM_INUM (scm_uniform_vector_length (v)))
/ sqrt (vector_sum_squares (v)));
return SCM_UNSPECIFIED;
}
@ -535,7 +535,7 @@ SCM_DEFINE (scm_random_normal_vector_x, "random:normal-vector!", 1, 1, 0,
if (SCM_UNBNDP (state))
state = SCM_CDR (scm_var_random_state);
SCM_VALIDATE_RSTATE (2,state);
n = SCM_LENGTH (v);
n = SCM_INUM (scm_uniform_vector_length (v));
if (SCM_VECTORP (v))
while (--n >= 0)
SCM_VELTS (v)[n] = scm_make_real (scm_c_normal01 (SCM_RSTATE (state)));