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https://git.do.srb2.org/STJr/SRB2.git
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Optimize texture/patch/png/flat flat caching
SIGSEGV in the case where you have a TEXTURES entry, but no texture or flat, has been fixed. Missing flats for now yield a HOM instead of REDFLR as well. OpenGL also doesn't work yet. And I'm too tired for now to bother with it.
This commit is contained in:
James R
parent
57d29a9b65
commit
e15ffd2bc8
5 changed files with 186 additions and 175 deletions
173
src/p_setup.c
173
src/p_setup.c
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@ -546,52 +546,110 @@ size_t P_PrecacheLevelFlats(void)
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//SoM: 4/18/2000: New flat code to make use of levelflats.
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for (i = 0; i < numlevelflats; i++)
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{
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lump = levelflats[i].lumpnum;
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if (devparm)
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flatmemory += W_LumpLength(lump);
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R_GetFlat(lump);
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if (levelflats[i].type == LEVELFLAT_FLAT)
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{
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lump = levelflats[i].u.flat.lumpnum;
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if (devparm)
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flatmemory += W_LumpLength(lump);
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R_GetFlat(lump);
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}
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}
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return flatmemory;
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}
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/*
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levelflat refers to an array of level flats,
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or NULL if we want to allocate it now.
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*/
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static INT32
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Ploadflat (levelflat_t *levelflat, const char *flatname)
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{
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UINT8 buffer[8];
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lumpnum_t flatnum;
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int texturenum;
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size_t i;
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if (levelflat)
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{
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// Scan through the already found flats, return if it matches.
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for (i = 0; i < numlevelflats; i++)
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{
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if (strnicmp(levelflat[i].name, flatname, 8) == 0)
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return i;
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}
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}
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#ifndef ZDEBUG
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CONS_Debug(DBG_SETUP, "flat #%03d: %s\n", atoi(sizeu1(numlevelflats)), levelflat->name);
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#endif
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if (numlevelflats >= MAXLEVELFLATS)
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I_Error("Too many flats in level\n");
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if (levelflat)
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levelflat += numlevelflats;
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else
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{
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// allocate new flat memory
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levelflats = Z_Realloc(levelflats, (numlevelflats + 1) * sizeof(*levelflats), PU_LEVEL, NULL);
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levelflat = levelflats + numlevelflats;
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}
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// Store the name.
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strlcpy(levelflat->name, flatname, sizeof (levelflat->name));
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strupr(levelflat->name);
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/* If we can't find a flat, try looking for a texture! */
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if (( flatnum = R_GetFlatNumForName(flatname) ) == LUMPERROR)
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{
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if (( texturenum = R_CheckTextureNumForName(flatname) ) == -1)
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{
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/* we can handle REDWALL later */
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levelflat->type = LEVELFLAT_NONE;
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}
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else
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{
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levelflat->type = LEVELFLAT_TEXTURE;
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levelflat->u.texture. num = texturenum;
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levelflat->u.texture.lastnum = texturenum;
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/* start out unanimated */
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levelflat->u.texture.basenum = -1;
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}
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}
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else
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{
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/* This could be a flat, patch, or PNG. */
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if (R_CheckIfPatch(flatnum))
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levelflat->type = LEVELFLAT_PATCH;
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else
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{
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#ifndef NO_PNG_LUMPS
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/*
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Only need eight bytes for PNG headers.
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FIXME: Put this elsewhere.
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*/
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W_ReadLumpHeader(flatnum, buffer, 8, 0);
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if (R_IsLumpPNG(buffer, W_LumpLength(flatnum)))
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levelflat->type = LEVELFLAT_PNG;
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else
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#endif/*NO_PNG_LUMPS*/
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levelflat->type = LEVELFLAT_FLAT;/* phew */
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}
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levelflat->u.flat. lumpnum = flatnum;
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levelflat->u.flat.baselumpnum = LUMPERROR;
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}
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return ( numlevelflats++ );
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}
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// Auxiliary function. Find a flat in the active wad files,
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// allocate an id for it, and set the levelflat (to speedup search)
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INT32 P_AddLevelFlat(const char *flatname, levelflat_t *levelflat)
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{
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size_t i;
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// Scan through the already found flats, break if it matches.
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for (i = 0; i < numlevelflats; i++, levelflat++)
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if (strnicmp(levelflat->name, flatname, 8) == 0)
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break;
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// If there is no match, make room for a new flat.
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if (i == numlevelflats)
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{
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// Store the name.
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strlcpy(levelflat->name, flatname, sizeof (levelflat->name));
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strupr(levelflat->name);
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// store the flat lump number
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levelflat->lumpnum = R_GetFlatNumForName(flatname);
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levelflat->texturenum = R_CheckTextureNumForName(flatname);
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levelflat->lasttexturenum = levelflat->texturenum;
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levelflat->baselumpnum = LUMPERROR;
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levelflat->basetexturenum = -1;
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#ifndef ZDEBUG
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CONS_Debug(DBG_SETUP, "flat #%03d: %s\n", atoi(sizeu1(numlevelflats)), levelflat->name);
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#endif
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numlevelflats++;
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if (numlevelflats >= MAXLEVELFLATS)
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I_Error("Too many flats in level\n");
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}
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// level flat id
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return (INT32)i;
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return Ploadflat(levelflat, flatname);
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}
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// help function for Lua and $$$.sav reading
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@ -600,44 +658,7 @@ INT32 P_AddLevelFlat(const char *flatname, levelflat_t *levelflat)
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//
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INT32 P_AddLevelFlatRuntime(const char *flatname)
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{
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size_t i;
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levelflat_t *levelflat = levelflats;
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//
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// first scan through the already found flats
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//
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for (i = 0; i < numlevelflats; i++, levelflat++)
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if (strnicmp(levelflat->name,flatname,8)==0)
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break;
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// that flat was already found in the level, return the id
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if (i == numlevelflats)
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{
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// allocate new flat memory
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levelflats = Z_Realloc(levelflats, (numlevelflats + 1) * sizeof(*levelflats), PU_LEVEL, NULL);
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levelflat = levelflats+i;
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// store the name
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strlcpy(levelflat->name, flatname, sizeof (levelflat->name));
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strupr(levelflat->name);
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// store the flat lump number
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levelflat->lumpnum = R_GetFlatNumForName(flatname);
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levelflat->texturenum = R_CheckTextureNumForName(flatname);
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levelflat->lasttexturenum = levelflat->texturenum;
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levelflat->baselumpnum = LUMPERROR;
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levelflat->basetexturenum = -1;
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#ifndef ZDEBUG
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CONS_Debug(DBG_SETUP, "flat #%03d: %s\n", atoi(sizeu1(numlevelflats)), levelflat->name);
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#endif
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numlevelflats++;
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}
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// level flat id
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return (INT32)i;
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return Ploadflat(0, flatname);
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}
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// help function for $$$.sav checking
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@ -30,20 +30,51 @@ extern boolean levelloading;
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extern UINT8 levelfadecol;
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extern lumpnum_t lastloadedmaplumpnum; // for comparative savegame
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/* for levelflat type */
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enum
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{
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LEVELFLAT_NONE,/* HOM time my friend */
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LEVELFLAT_FLAT,
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LEVELFLAT_PATCH,
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#ifndef NO_PNG_LUMPS
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LEVELFLAT_PNG,
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#endif
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LEVELFLAT_TEXTURE,
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};
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//
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// MAP used flats lookup table
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//
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typedef struct
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{
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char name[9]; // resource name from wad
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lumpnum_t lumpnum; // lump number of the flat
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INT32 texturenum, lasttexturenum; // texture number of the flat
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UINT8 type;
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union
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{
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struct
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{
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lumpnum_t lumpnum; // lump number of the flat
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// for flat animation
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lumpnum_t baselumpnum;
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}
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flat;
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struct
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{
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INT32 num;
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INT32 lastnum; // texture number of the flat
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// for flat animation
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INT32 basenum;
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}
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texture;
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}
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u;
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UINT16 width, height;
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fixed_t topoffset, leftoffset;
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// for flat animation
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lumpnum_t baselumpnum;
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INT32 basetexturenum;
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INT32 animseq; // start pos. in the anim sequence
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INT32 numpics;
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INT32 speed;
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22
src/p_spec.c
22
src/p_spec.c
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@ -464,11 +464,11 @@ static inline void P_FindAnimatedFlat(INT32 animnum)
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for (i = 0; i < numlevelflats; i++, foundflats++)
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{
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// is that levelflat from the flat anim sequence ?
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if ((anims[animnum].istexture) && (foundflats->texturenum != 0 && foundflats->texturenum != -1)
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&& ((UINT16)foundflats->texturenum >= startflatnum && (UINT16)foundflats->texturenum <= endflatnum))
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if ((anims[animnum].istexture) && (foundflats->u.texture.num != 0 && foundflats->u.texture.num != -1)
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&& ((UINT16)foundflats->u.texture.num >= startflatnum && (UINT16)foundflats->u.texture.num <= endflatnum))
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{
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foundflats->basetexturenum = startflatnum;
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foundflats->animseq = foundflats->texturenum - startflatnum;
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foundflats->u.texture.basenum = startflatnum;
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foundflats->animseq = foundflats->u.texture.num - startflatnum;
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foundflats->numpics = endflatnum - startflatnum + 1;
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foundflats->speed = anims[animnum].speed;
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@ -476,10 +476,10 @@ static inline void P_FindAnimatedFlat(INT32 animnum)
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atoi(sizeu1(i)), foundflats->name, foundflats->animseq,
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foundflats->numpics,foundflats->speed);
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}
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else if (foundflats->lumpnum >= startflatnum && foundflats->lumpnum <= endflatnum)
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else if (foundflats->u.flat.lumpnum >= startflatnum && foundflats->u.flat.lumpnum <= endflatnum)
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{
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foundflats->baselumpnum = startflatnum;
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foundflats->animseq = foundflats->lumpnum - startflatnum;
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foundflats->u.flat.baselumpnum = startflatnum;
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foundflats->animseq = foundflats->u.flat.lumpnum - startflatnum;
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foundflats->numpics = endflatnum - startflatnum + 1;
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foundflats->speed = anims[animnum].speed;
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@ -5578,11 +5578,11 @@ void P_UpdateSpecials(void)
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if (foundflats->speed) // it is an animated flat
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{
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// update the levelflat texture number
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if (foundflats->basetexturenum != -1)
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foundflats->texturenum = foundflats->basetexturenum + ((leveltime/foundflats->speed + foundflats->animseq) % foundflats->numpics);
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if (foundflats->u.texture.basenum != -1)
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foundflats->u.texture.num = foundflats->u.texture.basenum + ((leveltime/foundflats->speed + foundflats->animseq) % foundflats->numpics);
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// update the levelflat lump number
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else if (foundflats->baselumpnum != LUMPERROR)
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foundflats->lumpnum = foundflats->baselumpnum + ((leveltime/foundflats->speed + foundflats->animseq) % foundflats->numpics);
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else if (foundflats->u.flat.baselumpnum != LUMPERROR)
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foundflats->u.flat.lumpnum = foundflats->u.flat.baselumpnum + ((leveltime/foundflats->speed + foundflats->animseq) % foundflats->numpics);
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}
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}
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}
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42
src/r_data.c
42
src/r_data.c
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@ -1446,48 +1446,6 @@ lumpnum_t R_GetFlatNumForName(const char *name)
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lump = LUMPERROR;
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}
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// Detect textures
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if (lump == LUMPERROR)
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{
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// Scan wad files backwards so patched textures take preference.
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for (i = numwadfiles - 1; i >= 0; i--)
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{
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switch (wadfiles[i]->type)
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{
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case RET_WAD:
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if ((start = W_CheckNumForNamePwad("TX_START", (UINT16)i, 0)) == INT16_MAX)
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continue;
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if ((end = W_CheckNumForNamePwad("TX_END", (UINT16)i, start)) == INT16_MAX)
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continue;
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break;
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case RET_PK3:
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if ((start = W_CheckNumForFolderStartPK3("Textures/", i, 0)) == INT16_MAX)
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continue;
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if ((end = W_CheckNumForFolderEndPK3("Textures/", i, start)) == INT16_MAX)
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continue;
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break;
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default:
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continue;
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}
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// Now find lump with specified name in that range.
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lump = W_CheckNumForNamePwad(name, (UINT16)i, start);
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if (lump < end)
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{
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lump += (i<<16); // found it, in our constraints
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break;
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}
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lump = LUMPERROR;
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}
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}
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if (lump == LUMPERROR)
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{
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if (strcmp(name, SKYFLATNAME))
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CONS_Debug(DBG_SETUP, "R_GetFlatNumForName: Could not find flat %.8s\n", name);
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lump = W_CheckNumForName("REDFLR");
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}
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return lump;
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}
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@ -753,9 +753,9 @@ static UINT8 *R_GenerateFlat(UINT16 width, UINT16 height)
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static UINT8 *R_GetTextureFlat(levelflat_t *levelflat, boolean leveltexture, boolean ispng)
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{
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UINT8 *flat;
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textureflat_t *texflat = &texflats[levelflat->texturenum];
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textureflat_t *texflat = &texflats[levelflat->u.texture.num];
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patch_t *patch = NULL;
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boolean texturechanged = (leveltexture ? (levelflat->texturenum != levelflat->lasttexturenum) : false);
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boolean texturechanged = (leveltexture ? (levelflat->u.texture.num != levelflat->u.texture.lastnum) : false);
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// Check if the texture changed.
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if (leveltexture && (!texturechanged))
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@ -777,12 +777,12 @@ static UINT8 *R_GetTextureFlat(levelflat_t *levelflat, boolean leveltexture, boo
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// Level texture
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if (leveltexture)
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{
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texture_t *texture = textures[levelflat->texturenum];
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texture_t *texture = textures[levelflat->u.texture.num];
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texflat->width = ds_flatwidth = texture->width;
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texflat->height = ds_flatheight = texture->height;
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texflat->flat = R_GenerateFlat(ds_flatwidth, ds_flatheight);
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R_TextureToFlat(levelflat->texturenum, texflat->flat);
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R_TextureToFlat(levelflat->u.texture.num, texflat->flat);
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flat = texflat->flat;
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levelflat->flatpatch = flat;
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@ -796,7 +796,7 @@ static UINT8 *R_GetTextureFlat(levelflat_t *levelflat, boolean leveltexture, boo
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#ifndef NO_PNG_LUMPS
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if (ispng)
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{
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levelflat->flatpatch = R_PNGToFlat(&levelflat->width, &levelflat->height, ds_source, W_LumpLength(levelflat->lumpnum));
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levelflat->flatpatch = R_PNGToFlat(&levelflat->width, &levelflat->height, ds_source, W_LumpLength(levelflat->u.flat.lumpnum));
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levelflat->topoffset = levelflat->leftoffset = 0;
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ds_flatwidth = levelflat->width;
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ds_flatheight = levelflat->height;
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@ -826,7 +826,7 @@ static UINT8 *R_GetTextureFlat(levelflat_t *levelflat, boolean leveltexture, boo
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xoffs += levelflat->leftoffset;
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yoffs += levelflat->topoffset;
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levelflat->lasttexturenum = levelflat->texturenum;
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levelflat->u.texture.lastnum = levelflat->u.texture.num;
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return flat;
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}
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@ -836,10 +836,9 @@ void R_DrawSinglePlane(visplane_t *pl)
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INT32 light = 0;
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INT32 x;
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INT32 stop, angle;
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size_t size;
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ffloor_t *rover;
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levelflat_t *levelflat;
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boolean rawflat = false;
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int type;
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if (!(pl->minx <= pl->maxx))
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return;
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@ -985,43 +984,45 @@ void R_DrawSinglePlane(visplane_t *pl)
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currentplane = pl;
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levelflat = &levelflats[pl->picnum];
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size = W_LumpLength(levelflat->lumpnum);
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ds_source = (UINT8 *)W_CacheLumpNum(levelflat->lumpnum, PU_STATIC); // Stay here until Z_ChangeTag
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// Check if the flat is actually a wall texture.
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if (levelflat->texturenum != 0 && levelflat->texturenum != -1)
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flat = R_GetTextureFlat(levelflat, true, false);
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/* :james: */
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type = levelflat->type;
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switch (type)
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{
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case LEVELFLAT_NONE:
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return;
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case LEVELFLAT_FLAT:
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ds_source = W_CacheLumpNum(levelflat->u.flat.lumpnum, PU_CACHE);
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R_CheckFlatLength(W_LumpLength(levelflat->u.flat.lumpnum));
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// Raw flats always have dimensions that are powers-of-two numbers.
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ds_powersoftwo = true;
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break;
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default:
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switch (type)
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{
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case LEVELFLAT_TEXTURE:
|
||||
/* Textures get cached differently and don't need ds_source */
|
||||
ds_source = R_GetTextureFlat(levelflat, true, false);
|
||||
break;
|
||||
default:
|
||||
ds_source = W_CacheLumpNum(levelflat->u.flat.lumpnum, PU_STATIC);
|
||||
flat = R_GetTextureFlat(levelflat, false,
|
||||
#ifndef NO_PNG_LUMPS
|
||||
// Maybe it's a PNG?!
|
||||
else if (R_IsLumpPNG(ds_source, size))
|
||||
flat = R_GetTextureFlat(levelflat, false, true);
|
||||
( type == LEVELFLAT_PNG )
|
||||
#else
|
||||
false
|
||||
#endif
|
||||
// Maybe it's just a patch, then?
|
||||
else if (R_CheckIfPatch(levelflat->lumpnum))
|
||||
flat = R_GetTextureFlat(levelflat, false, false);
|
||||
// It's a raw flat.
|
||||
else
|
||||
{
|
||||
rawflat = true;
|
||||
R_CheckFlatLength(size);
|
||||
flat = ds_source;
|
||||
}
|
||||
|
||||
Z_ChangeTag(ds_source, PU_CACHE);
|
||||
ds_source = flat;
|
||||
|
||||
if (ds_source == NULL)
|
||||
return;
|
||||
|
||||
// Raw flats always have dimensions that are powers-of-two numbers.
|
||||
if (rawflat)
|
||||
ds_powersoftwo = true;
|
||||
// Otherwise, check if this texture or patch has such dimensions.
|
||||
else if (R_CheckPowersOfTwo())
|
||||
{
|
||||
R_CheckFlatLength(ds_flatwidth * ds_flatheight);
|
||||
if (spanfunc == basespanfunc)
|
||||
spanfunc = mmxspanfunc;
|
||||
);
|
||||
Z_ChangeTag(ds_source, PU_CACHE);
|
||||
ds_source = flat;
|
||||
}
|
||||
// Check if this texture or patch has power-of-two dimensions.
|
||||
if (R_CheckPowersOfTwo())
|
||||
{
|
||||
R_CheckFlatLength(ds_flatwidth * ds_flatheight);
|
||||
if (spanfunc == basespanfunc)
|
||||
spanfunc = mmxspanfunc;
|
||||
}
|
||||
}
|
||||
|
||||
if (light >= LIGHTLEVELS)
|
||||
|
|
|
|||
Loading…
Reference in a new issue