FastLED
3.9.15
Loading...
Searching...
No Matches
◆
reallocate()
template<typename T>
pointer
fl::allocator_realloc
< T >::reallocate
(
pointer
ptr
,
fl::size
old_count
,
fl::size
new_count
)
inline
Definition at line
362
of file
allocator.h
.
362
{
363
if
(
new_count
== 0) {
364
if
(
ptr
) {
365
deallocate
(
ptr
,
old_count
);
366
}
367
return
nullptr
;
368
}
369
370
// Use fl::realloc() for in-place resize
371
void
*
result
=
fl::realloc
(
ptr
,
new_count
*
sizeof
(
T
));
372
if
(!
result
) {
373
return
nullptr
;
// Realloc failed
374
}
375
376
T
*
new_ptr
=
static_cast<
T
*
>
(
result
);
377
378
// Zero-initialize any newly allocated memory
379
if
(
new_count
>
old_count
) {
380
fl::memset
(
new_ptr
+
old_count
, 0, (
new_count
-
old_count
) *
sizeof
(
T
));
381
}
382
383
return
new_ptr
;
384
}
fl::allocator_realloc::deallocate
void deallocate(T *p, fl::size n) FL_NOEXCEPT
Definition
allocator.h:320
fl::allocator_realloc
Definition
allocator.h:270
fl::memset
void * memset(void *s, int c, size_t n) FL_NOEXCEPT
Definition
cstring.cpp.hpp:125
fl::realloc
void * realloc(void *ptr, size_t new_size)
Definition
malloc.cpp.hpp:26
fl
allocator_realloc
Generated on Tue Jun 16 2026 00:07:04 for FastLED by
1.13.2