47 lines
892 B
C
47 lines
892 B
C
|
#include "vector.h"
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <string.h>
|
||
|
|
|
||
|
|
|
||
|
|
bool CreateVector(VectorT T, struct Vector *vec)
|
||
|
|
{
|
||
|
|
void *array = malloc(16 * T->SIZE);
|
||
|
|
|
||
|
|
if (array == nullptr)
|
||
|
|
return false;
|
||
|
|
|
||
|
|
*vec = (struct Vector) {
|
||
|
|
.len = 0,
|
||
|
|
.capacity = 16,
|
||
|
|
.array = array
|
||
|
|
};
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
void FreeVector(struct Vector *vec)
|
||
|
|
{
|
||
|
|
free(vec->array);
|
||
|
|
}
|
||
|
|
|
||
|
|
void *VectorGet(VectorT T, struct Vector *vec, usize i)
|
||
|
|
{
|
||
|
|
return (u8 *)vec->array + i * T->SIZE;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool VectorAdd(VectorT T, struct Vector *vec, void *item)
|
||
|
|
{
|
||
|
|
if (vec->len == vec->capacity) {
|
||
|
|
usize new_capacity = vec->capacity * 2;
|
||
|
|
void *new_array = realloc(vec->array, new_capacity * T->SIZE);
|
||
|
|
|
||
|
|
if (new_array == nullptr)
|
||
|
|
return false;
|
||
|
|
|
||
|
|
vec->capacity = new_capacity;
|
||
|
|
}
|
||
|
|
|
||
|
|
memcpy(VectorGet(T, vec, vec->len++), item, T->SIZE);
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|