void * gim_realloc(void *ptr, size_t oldsize, size_t newsize)
{
void * newptr = gim_alloc(newsize);
size_t copysize = oldsize<newsize?oldsize:newsize;
gim_simd_memcpy(newptr,ptr,copysize);
gim_free(ptr);
return newptr;
}
void * gim_realloc(void *ptr, size_t oldsize, size_t newsize)
{
/*if (g_reallocfn) return g_reallocfn(ptr,oldsize,newsize);
else return realloc(ptr,newsize);*/
//return realloc(ptr,newsize);
void * newptr = gim_alloc(newsize);
size_t copysize = newsize> oldsize? oldsize: newsize;
memcpy(newptr,ptr,copysize);
gim_free(ptr,oldsize);
return newptr;
}
void gim_merge_contacts(GDYNAMIC_ARRAY * source_contacts,
GDYNAMIC_ARRAY * dest_contacts)
{
dest_contacts->m_size = 0;
GUINT32 source_count = source_contacts->m_size;
GIM_CONTACT * psource_contacts = GIM_DYNARRAY_POINTER(GIM_CONTACT,(*source_contacts));
//create keys
GIM_RSORT_TOKEN * keycontacts = (GIM_RSORT_TOKEN * )gim_alloc(sizeof(GIM_RSORT_TOKEN)*source_count);
GUINT32 i;
for(i=0;i<source_count;i++)
{
keycontacts[i].m_value = i;
GIM_CALC_KEY_CONTACT(psource_contacts[i].m_point,keycontacts[i].m_key);
}
//sort keys
GIM_QUICK_SORT_ARRAY(GIM_RSORT_TOKEN , keycontacts, source_count, RSORT_TOKEN_COMPARATOR,GIM_DEF_EXCHANGE_MACRO);
// Merge contacts
GIM_CONTACT * pcontact = 0;
GIM_CONTACT * scontact = 0;
GUINT32 key,last_key=0;
for(i=0;i<source_contacts->m_size;i++)
{
key = keycontacts[i].m_key;
scontact = &psource_contacts[keycontacts[i].m_value];
if(i>0 && last_key == key)
{
//merge contact
if(pcontact->m_depth > scontact->m_depth + CONTACT_DIFF_EPSILON)
{
GIM_COPY_CONTACTS(pcontact, scontact);
}
}
else
{//add new contact
GIM_DYNARRAY_PUSH_EMPTY(GIM_CONTACT,(*dest_contacts));
pcontact = GIM_DYNARRAY_POINTER_LAST(GIM_CONTACT,(*dest_contacts));
GIM_COPY_CONTACTS(pcontact, scontact);
}
last_key = key;
}
gim_free(keycontacts,0);
}
static GPTR _system_buffer_alloc_data_function(const void * pdata,GUINT32 size,int /*usage*/)
{
void * newdata = gim_alloc(size);
memcpy(newdata,pdata,size);
return (GPTR)(newdata);
}
static GPTR _system_buffer_alloc_function(GUINT32 size,int /*usage*/)
{
void * newdata = gim_alloc(size);
memset(newdata,0,size);
return (GPTR)newdata;
}
void * gim_alloca(size_t size)
{
if (g_allocafn) return g_allocafn(size); else return gim_alloc(size);
}
GUINT _system_buffer_alloc_data_function(const void * pdata,GUINT size,int usage)
{
void * newdata = gim_alloc(size);
memcpy(newdata,pdata,size);
return (GUINT)(newdata);
}
GUINT _system_buffer_alloc_function(GUINT size,int usage)
{
void * newdata = gim_alloc(size);
memset(newdata,0,size);
return (GUINT)(newdata);
}
