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Taggroups are now sorted when a new entry is added.

This commit is contained in:
Nev3r 2020-04-19 12:21:22 +02:00
parent ffc161e2aa
commit 6eaaa744f4
1 changed files with 26 additions and 1 deletions
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27
src/taglist.c
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@ -81,6 +81,7 @@ size_t Taggroup_Find (const taggroup_t *group, const size_t id)
void Taggroup_Add (taggroup_t *garray[], const mtag_t tag, size_t id)
{
taggroup_t *group;
size_t i; // Insert position.
if (tag == MTAG_GLOBAL)
return;
@ -93,11 +94,35 @@ void Taggroup_Add (taggroup_t *garray[], const mtag_t tag, size_t id)
// Create group if empty.
if (!group)
{
i = 0;
group = garray[(UINT16)tag] = Z_Calloc(sizeof(taggroup_t), PU_LEVEL, NULL);
}
else
{
// Keep the group element ids in an ascending order.
// Find the location to insert the element to.
for (i = 0; i < group->count; i++)
if (group->elements[i] > id)
break;
group->elements = Z_Realloc(group->elements, (group->count + 1) * sizeof(size_t), PU_LEVEL, NULL);
// Offset existing elements to make room for the new one.
if (i < group->count)
{
// Temporary memory block for copying.
size_t size = group->count - i;
size_t *temp = malloc(size);
memcpy(temp, &group->elements[i], size);
memcpy(&group->elements[i + 1], temp, size);
free(temp);
}
}
group->count++;
group->elements = Z_Realloc(group->elements, group->count * sizeof(size_t), PU_LEVEL, NULL);
group->elements[group->count - 1] = id;
group->elements[i] = id;
}
void Taggroup_Remove (taggroup_t *garray[], const mtag_t tag, size_t id)