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Performance: Local static function

This commit is contained in:
shahramn 2024-07-23 11:38:32 +01:00
parent 2aa60b84e2
commit 47258f4920
1 changed files with 9 additions and 1 deletions
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10
src/accessor/grib_accessor_class_g2bitmap.cc
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@ -23,6 +23,14 @@ void grib_accessor_class_g2bitmap_t::init(grib_accessor* a, const long len, grib
self->numberOfValues = grib_arguments_get_name(grib_handle_of_accessor(a), arg, 4);
}
// For speed use a local static function
static void set_bit_on(unsigned char* p, long* bitp)
{
p += *bitp / 8;
*p |= (1u << (7 - ((*bitp) % 8)));
(*bitp)++;
}
int grib_accessor_class_g2bitmap_t::pack_double(grib_accessor* a, const double* val, size_t* len)
{
grib_accessor_g2bitmap_t* self = (grib_accessor_g2bitmap_t*)a;
@ -47,7 +55,7 @@ int grib_accessor_class_g2bitmap_t::pack_double(grib_accessor* a, const double*
pos++;
else {
// bmaplen++;
grib_set_bit_on(buf, &pos);
set_bit_on(buf, &pos);
}
}