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Minor texcache cleanup. Nukes the hilarious MAXTILES<<1 sized array of pointers in the global texcache struct.

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git-svn-id: https://svn.eduke32.com/eduke32@4666 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
terminx 2014-10-25 03:32:01 +00:00
parent 0cf527914f
commit 5897c844d2
2 changed files with 31 additions and 21 deletions
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7
polymer/eduke32/build/include/texcache.h
View file

@ -29,14 +29,14 @@ struct texcacheitem_t
typedef struct texcacheitem_t texcacheindex;
typedef struct {
int32_t filehandle, filepos, numentries;
int32_t filehandle, filepos, numentries, iptrcnt;
FILE *index;
pthtyp *list[GLTEXCACHEADSIZ];
texcacheindex *firstindex, *currentindex, *ptrs[MAXTILES<<1];
texcacheindex *firstindex, *currentindex, **iptrs;
hashtable_t hashes;
struct {
uint8_t *ptr;
size_t size;
int32_t size;
// Set to 1 when we failed (re)allocating space for the memcache or failing to
// read into it (which would presumably generate followup errors spamming the
// log otherwise):
@ -51,7 +51,6 @@ extern char TEXCACHEFILE[BMAX_PATH];
extern void texcache_freeptrs(void);
extern void texcache_syncmemcache(void);
extern void texcache_init(void);
extern void texcache_clearmemcache(void);
extern int32_t texcache_loadoffsets(void);
extern int32_t texcache_readdata(void *dest, int32_t len);
extern pthtyp *texcache_fetch(int32_t dapicnum, int32_t dapalnum, int32_t dashade, int32_t dameth);

45
polymer/eduke32/build/src/texcache.c
View file

@ -185,20 +185,24 @@ void texcache_freeptrs(void)
{
int32_t i;
if (texcache.iptrs)
for (i = 0; i < texcache.numentries; i++)
if (texcache.ptrs[i])
if (texcache.iptrs[i])
{
int32_t ii;
for (ii = texcache.numentries-1; ii >= 0; ii--)
if (i != ii && texcache.ptrs[ii] == texcache.ptrs[i])
if (i != ii && texcache.iptrs[ii] == texcache.iptrs[i])
{
/*OSD_Printf("removing duplicate cacheptr %d\n",ii);*/
texcache.ptrs[ii] = NULL;
texcache.iptrs[ii] = NULL;
}
Bfree(texcache.ptrs[i]);
texcache.ptrs[i] = NULL;
Bfree(texcache.iptrs[i]);
texcache.iptrs[i] = NULL;
}
texcache.iptrcnt = 0;
DO_FREE_AND_NULL(texcache.iptrs);
}
static inline void texcache_clearmemcache(void)
@ -209,14 +213,11 @@ static inline void texcache_clearmemcache(void)
void texcache_syncmemcache(void)
{
size_t len;
size_t len = Bfilelength(texcache.filehandle);
if (!texcache.memcache.ptr || texcache.filehandle == -1 ||
(bsize_t)Bfilelength(texcache.filehandle) <= texcache.memcache.size)
if (!texcache.memcache.ptr || texcache.filehandle == -1 || len <= (int32_t)texcache.memcache.size)
return;
len = Bfilelength(texcache.filehandle);
texcache.memcache.ptr = (uint8_t *)Brealloc(texcache.memcache.ptr, len);
if (!texcache.memcache.ptr)
@ -374,7 +375,7 @@ int32_t texcache_loadoffsets(void)
if (i > -1)
{
// update an existing entry
texcacheindex *t = texcache.ptrs[i];
texcacheindex *t = texcache.iptrs[i];
t->offset = foffset;
t->len = fsize;
/*initprintf("%s %d got a match for %s offset %d\n",__FILE__, __LINE__, fname,foffset);*/
@ -386,7 +387,12 @@ int32_t texcache_loadoffsets(void)
texcache.currentindex->len = fsize;
texcache.currentindex->next = (texcacheindex *)Xcalloc(1, sizeof(texcacheindex));
hash_add(&texcache.hashes, fname, texcache.numentries, 1);
texcache.ptrs[texcache.numentries++] = texcache.currentindex;
if (++texcache.numentries > texcache.iptrcnt)
{
texcache.iptrcnt += 512;
texcache.iptrs = (texcacheindex **) Xrealloc(texcache.iptrs, sizeof(intptr_t) * texcache.iptrcnt);
}
texcache.iptrs[texcache.numentries-1] = texcache.currentindex;
texcache.currentindex = texcache.currentindex->next;
}
}
@ -456,10 +462,10 @@ int32_t texcache_readtexheader(const char *fn, int32_t len, int32_t dameth, char
i = hash_find(&texcache.hashes, texcache_calcid(cachefn, fn, len, dameth, effect));
if (i < 0 || !texcache.ptrs[i])
if (i < 0 || !texcache.iptrs[i])
return 0; // didn't find it
texcache.filepos = texcache.ptrs[i]->offset;
texcache.filepos = texcache.iptrs[i]->offset;
// initprintf("%s %d got a match for %s offset %d\n",__FILE__, __LINE__, cachefn,offset);
if (texcache_readdata(head, sizeof(texcacheheader)))
@ -587,7 +593,7 @@ void texcache_writetex(const char *fn, int32_t len, int32_t dameth, char effect,
{
pic = (char *)Xrealloc(pic, miplen);
alloclen = miplen;
packbuf = (char *)Xrealloc(packbuf, alloclen+400);
packbuf = (char *)Xrealloc(packbuf, alloclen);
midbuf = (void *)Xrealloc(midbuf, miplen);
}
@ -603,7 +609,7 @@ void texcache_writetex(const char *fn, int32_t len, int32_t dameth, char effect,
if (i > -1)
{
// update an existing entry
t = texcache.ptrs[i];
t = texcache.iptrs[i];
t->offset = offset;
t->len = Blseek(texcache.filehandle, 0, BSEEK_CUR) - t->offset;
/*initprintf("%s %d got a match for %s offset %d\n",__FILE__, __LINE__, cachefn,offset);*/
@ -617,7 +623,12 @@ void texcache_writetex(const char *fn, int32_t len, int32_t dameth, char effect,
t->next = (texcacheindex *)Xcalloc(1, sizeof(texcacheindex));
hash_add(&texcache.hashes, cachefn, texcache.numentries, 0);
texcache.ptrs[texcache.numentries++] = t;
if (++texcache.numentries > texcache.iptrcnt)
{
texcache.iptrcnt += 512;
texcache.iptrs = (texcacheindex **) Xrealloc(texcache.iptrs, sizeof(intptr_t) * texcache.iptrcnt);
}
texcache.iptrs[texcache.numentries-1] = t;
texcache.currentindex = t->next;
}