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Implement dynamic global taggroups/lists functionality.

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This commit is contained in:
Nev3r 2020-04-18 11:34:59 +02:00
parent aa0d76f8fa
commit b7c4ed9c6b
3 changed files with 106 additions and 38 deletions
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10
src/p_saveg.c
View file

@ -1149,6 +1149,12 @@ static void P_NetUnArchiveWorld(void)
if (diff2 & SD_TAG)
{
size_t ncount = READUINT32(get);
// Remove entries from global lists.
for (j = 0; j < sectors[i].tags.count; j++)
Taggroup_Remove(tags_sectors, sectors[i].tags.tags[j], i);
// Reallocate if size differs.
if (ncount != sectors[i].tags.count)
{
sectors[i].tags.count = ncount;
@ -1157,6 +1163,10 @@ static void P_NetUnArchiveWorld(void)
for (j = 0; j < ncount; j++)
sectors[i].tags.tags[j] = READINT16(get);
// Add new entries.
for (j = 0; j < sectors[i].tags.count; j++)
Taggroup_Remove(tags_sectors, sectors[i].tags.tags[j], i);
}
if (diff3 & SD_COLORMAP)

131
src/taglist.c
View file

@ -63,58 +63,97 @@ boolean Tag_Compare (const taglist_t* list1, const taglist_t* list2)
return true;
}
static void Taglist_AddToSectors (const mtag_t tag, const size_t itemid)
size_t Taggroup_Find (const taggroup_t *group, const size_t id)
{
taggroup_t* tagelems;
size_t i;
if (!group)
return -1;
for (i = 0; i < group->count; i++)
if (group->elements[i] == id)
return i;
return -1;
}
void Taggroup_Add (taggroup_t *garray[], const mtag_t tag, size_t id)
{
taggroup_t *group;
if (tag == MTAG_GLOBAL)
return;
if (!tags_sectors[(UINT16)tag])
tags_sectors[(UINT16)tag] = Z_Calloc(sizeof(taggroup_t), PU_LEVEL, NULL);
group = garray[(UINT16)tag];
tagelems = tags_sectors[(UINT16)tag];
tagelems->count++;
tagelems->elements = Z_Realloc(tagelems->elements, tagelems->count * sizeof(size_t), PU_LEVEL, NULL);
tagelems->elements[tagelems->count - 1] = itemid;
// Don't add duplicate entries.
if (Taggroup_Find(group, id) != (size_t)-1)
return;
// Create group if empty.
if (!group)
group = garray[(UINT16)tag] = Z_Calloc(sizeof(taggroup_t), PU_LEVEL, NULL);
group->count++;
group->elements = Z_Realloc(group->elements, group->count * sizeof(size_t), PU_LEVEL, NULL);
group->elements[group->count - 1] = id;
}
void Taggroup_Remove (taggroup_t *garray[], const mtag_t tag, size_t id)
{
taggroup_t *group;
size_t rempos;
size_t newcount;
if (tag == MTAG_GLOBAL)
return;
group = garray[(UINT16)tag];
if ((rempos = Taggroup_Find(group, id)) == (size_t)-1)
return;
// Strip away taggroup if no elements left.
if (!(newcount = --group->count))
{
Z_Free(group->elements);
Z_Free(group);
garray[(UINT16)tag] = NULL;
}
else
{
size_t *newelements = Z_Malloc(newcount * sizeof(size_t), PU_LEVEL, NULL);
size_t i;
// Copy the previous entries save for the one to remove.
for (i = 0; i < rempos; i++)
newelements[i] = group->elements[i];
for (i = rempos + 1; i < group->count; i++)
newelements[i - 1] = group->elements[i];
Z_Free(group->elements);
group->elements = newelements;
group->count = newcount;
}
}
// Initialization.
static void Taglist_AddToSectors (const mtag_t tag, const size_t itemid)
{
Taggroup_Add(tags_sectors, tag, itemid);
}
static void Taglist_AddToLines (const mtag_t tag, const size_t itemid)
{
taggroup_t* tagelems;
if (tag == MTAG_GLOBAL)
return;
if (!tags_lines[(UINT16)tag])
tags_lines[(UINT16)tag] = Z_Calloc(sizeof(taggroup_t), PU_LEVEL, NULL);
tagelems = tags_lines[(UINT16)tag];
tagelems->count++;
tagelems->elements = Z_Realloc(tagelems->elements, tagelems->count * sizeof(size_t), PU_LEVEL, NULL);
tagelems->elements[tagelems->count - 1] = itemid;
Taggroup_Add(tags_lines, tag, itemid);
}
static void Taglist_AddToMapthings (const mtag_t tag, const size_t itemid)
{
taggroup_t* tagelems;
if (tag == MTAG_GLOBAL)
return;
if (!tags_mapthings[(UINT16)tag])
tags_mapthings[(UINT16)tag] = Z_Calloc(sizeof(taggroup_t), PU_LEVEL, NULL);
tagelems = tags_mapthings[(UINT16)tag];
tagelems->count++;
tagelems->elements = Z_Realloc(tagelems->elements, tagelems->count * sizeof(size_t), PU_LEVEL, NULL);
tagelems->elements[tagelems->count - 1] = itemid;
}
void Tag_SectorFSet (const size_t id, const mtag_t tag)
{
sector_t* sec = &sectors[id];
Tag_FSet(&sec->tags, tag);
Taggroup_Add(tags_mapthings, tag, itemid);
}
void Taglist_InitGlobalTables(void)
@ -144,6 +183,8 @@ void Taglist_InitGlobalTables(void)
}
}
// Iteration, inagme search.
INT32 Tag_Iterate_Sectors (const mtag_t tag, const size_t p)
{
if (tag == MTAG_GLOBAL)
@ -217,3 +258,17 @@ INT32 Tag_FindLineSpecial(const INT16 special, const mtag_t tag)
}
return -1;
}
// Ingame list manipulation.
void Tag_SectorFSet (const size_t id, const mtag_t tag)
{
sector_t* sec = &sectors[id];
mtag_t curtag = Tag_FGet(&sec->tags);
if (curtag == tag)
return;
Taggroup_Remove(tags_sectors, curtag, id);
Taggroup_Add(tags_sectors, tag, id);
Tag_FSet(&sec->tags, tag);
}

3
src/taglist.h
View file

@ -35,6 +35,9 @@ taggroup_t* tags_sectors[MAXTAGS + 1];
taggroup_t* tags_lines[MAXTAGS + 1];
taggroup_t* tags_mapthings[MAXTAGS + 1];
void Taggroup_Add (taggroup_t *garray[], const mtag_t tag, size_t id);
void Taggroup_Remove (taggroup_t *garray[], const mtag_t tag, size_t id);
void Taglist_InitGlobalTables(void);
INT32 Tag_Iterate_Sectors (const mtag_t tag, const size_t p);