Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
-// wad.c
+
#include "quakedef.h"
+#include "image.h"
+#include "wad.h"
-static int wad_numlumps;
-static lumpinfo_t *wad_lumps;
-static qbyte *wad_base = NULL;
-static mempool_t *wad_mempool = NULL;
+typedef struct mwad_s
+{
+ qfile_t *file;
+ int numlumps;
+ lumpinfo_t *lumps;
+}
+mwad_t;
-void SwapPic (qpic_t *pic);
+typedef struct wadstate_s
+{
+ unsigned char *gfx_base;
+ mwad_t gfx;
+ memexpandablearray_t hlwads;
+}
+wadstate_t;
+
+static wadstate_t wad;
/*
==================
Can safely be performed in place.
==================
*/
-static void W_CleanupName (char *in, char *out)
+static void W_CleanupName (const char *in, char *out)
{
int i;
int c;
out[i] = 0;
}
-
-
-/*
-====================
-W_LoadWadFile
-====================
-*/
-void W_LoadWadFile (char *filename)
+static void W_SwapLumps(int numlumps, lumpinfo_t *lumps)
{
- lumpinfo_t *lump_p;
- wadinfo_t *header;
- int i;
- int infotableofs;
- void *temp;
-
- temp = FS_LoadFile (filename, false);
- if (!temp)
- Sys_Error ("W_LoadWadFile: couldn't load %s", filename);
-
- if (wad_mempool)
- Mem_FreePool(&wad_mempool);
- wad_mempool = Mem_AllocPool(filename);
- wad_base = Mem_Alloc(wad_mempool, fs_filesize);
-
- memcpy(wad_base, temp, fs_filesize);
- Mem_Free(temp);
-
- header = (wadinfo_t *)wad_base;
-
- if (memcmp(header->identification, "WAD2", 4))
- Sys_Error ("Wad file %s doesn't have WAD2 id\n",filename);
-
- wad_numlumps = LittleLong(header->numlumps);
- infotableofs = LittleLong(header->infotableofs);
- wad_lumps = (lumpinfo_t *)(wad_base + infotableofs);
+ int i;
+ for (i = 0;i < numlumps;i++)
+ {
+ lumps[i].filepos = LittleLong(lumps[i].filepos);
+ lumps[i].disksize = LittleLong(lumps[i].disksize);
+ lumps[i].size = LittleLong(lumps[i].size);
+ W_CleanupName(lumps[i].name, lumps[i].name);
+ }
+}
- for (i=0, lump_p = wad_lumps ; i<wad_numlumps ; i++,lump_p++)
+void W_UnloadAll(void)
+{
+ unsigned int i;
+ mwad_t *w;
+ // free gfx.wad if it is loaded
+ if (wad.gfx_base)
+ Mem_Free(wad.gfx_base);
+ wad.gfx_base = NULL;
+ // close all hlwad files and free their lumps data
+ for (i = 0;i < Mem_ExpandableArray_IndexRange(&wad.hlwads);i++)
{
- lump_p->filepos = LittleLong(lump_p->filepos);
- lump_p->size = LittleLong(lump_p->size);
- W_CleanupName (lump_p->name, lump_p->name);
- if (lump_p->type == TYP_QPIC)
- SwapPic ( (qpic_t *)(wad_base + lump_p->filepos));
+ w = Mem_ExpandableArray_RecordAtIndex(&wad.hlwads, i);
+ if (!w)
+ continue;
+ if (w->file)
+ FS_Close(w->file);
+ w->file = NULL;
+ if (w->lumps)
+ Mem_Free(w->lumps);
+ w->lumps = NULL;
}
+ // free the hlwads array
+ Mem_ExpandableArray_FreeArray(&wad.hlwads);
+ // clear all state
+ memset(&wad, 0, sizeof(wad));
}
-void *W_GetLumpName (char *name)
+unsigned char *W_GetLumpName(const char *name)
{
- int i;
- lumpinfo_t *lump;
- char clean[16];
+ int i;
+ fs_offset_t filesize;
+ lumpinfo_t *lump;
+ char clean[16];
+ wadinfo_t *header;
+ int infotableofs;
W_CleanupName (name, clean);
- for (lump = wad_lumps, i = 0;i < wad_numlumps;i++, lump++)
- if (!strcmp(clean, lump->name))
- return (void *)(wad_base + lump->filepos);
-
- return NULL;
-}
-
-/*
-=============================================================================
-
-automatic byte swapping
+ if (!wad.gfx_base)
+ {
+ if ((wad.gfx_base = FS_LoadFile ("gfx.wad", cls.permanentmempool, false, &filesize)))
+ {
+ if (memcmp(wad.gfx_base, "WAD2", 4))
+ {
+ Con_Print("gfx.wad doesn't have WAD2 id\n");
+ Mem_Free(wad.gfx_base);
+ wad.gfx_base = NULL;
+ }
+ else
+ {
+ header = (wadinfo_t *)wad.gfx_base;
+ wad.gfx.numlumps = LittleLong(header->numlumps);
+ infotableofs = LittleLong(header->infotableofs);
+ wad.gfx.lumps = (lumpinfo_t *)(wad.gfx_base + infotableofs);
-=============================================================================
-*/
+ // byteswap the gfx.wad lumps in place
+ W_SwapLumps(wad.gfx.numlumps, wad.gfx.lumps);
+ }
+ }
+ }
-void SwapPic (qpic_t *pic)
-{
- pic->width = LittleLong(pic->width);
- pic->height = LittleLong(pic->height);
+ for (lump = wad.gfx.lumps, i = 0;i < wad.gfx.numlumps;i++, lump++)
+ if (!strcmp(clean, lump->name))
+ return (wad.gfx_base + lump->filepos);
+ return NULL;
}
-// LordHavoc: added alternate WAD2/WAD3 system for HalfLife texture wads
-#define TEXWAD_MAXIMAGES 16384
-typedef struct
-{
- char name[16];
- qfile_t *file;
- int position;
- int size;
-} texwadlump_t;
-
-static texwadlump_t texwadlump[TEXWAD_MAXIMAGES];
-
/*
====================
W_LoadTextureWadFile
*/
void W_LoadTextureWadFile (char *filename, int complain)
{
- lumpinfo_t *lumps, *lump_p;
wadinfo_t header;
- int i, j;
int infotableofs;
qfile_t *file;
int numlumps;
+ mwad_t *w;
- file = FS_Open (filename, "rb", false);
+ file = FS_Open (filename, "rb", false, false);
if (!file)
{
if (complain)
- Con_Printf ("W_LoadTextureWadFile: couldn't find %s", filename);
+ Con_Printf("W_LoadTextureWadFile: couldn't find %s\n", filename);
return;
}
if (FS_Read(file, &header, sizeof(wadinfo_t)) != sizeof(wadinfo_t))
- {Con_Printf ("W_LoadTextureWadFile: unable to read wad header");return;}
+ {Con_Print("W_LoadTextureWadFile: unable to read wad header\n");FS_Close(file);file = NULL;return;}
if(memcmp(header.identification, "WAD3", 4))
- {Con_Printf ("W_LoadTextureWadFile: Wad file %s doesn't have WAD3 id\n",filename);return;}
+ {Con_Printf("W_LoadTextureWadFile: Wad file %s doesn't have WAD3 id\n",filename);FS_Close(file);file = NULL;return;}
numlumps = LittleLong(header.numlumps);
- if (numlumps < 1 || numlumps > TEXWAD_MAXIMAGES)
- {Con_Printf ("W_LoadTextureWadFile: invalid number of lumps (%i)\n", numlumps);return;}
+ if (numlumps < 1 || numlumps > 65536)
+ {Con_Printf("W_LoadTextureWadFile: invalid number of lumps (%i)\n", numlumps);FS_Close(file);file = NULL;return;}
infotableofs = LittleLong(header.infotableofs);
if (FS_Seek (file, infotableofs, SEEK_SET))
- {Con_Printf ("W_LoadTextureWadFile: unable to seek to lump table");return;}
- if (!(lumps = Mem_Alloc(tempmempool, sizeof(lumpinfo_t)*numlumps)))
- {Con_Printf ("W_LoadTextureWadFile: unable to allocate temporary memory for lump table");return;}
+ {Con_Print("W_LoadTextureWadFile: unable to seek to lump table\n");FS_Close(file);file = NULL;return;}
- if (FS_Read(file, lumps, sizeof(lumpinfo_t) * numlumps) != (int)sizeof(lumpinfo_t) * numlumps)
- {Con_Printf ("W_LoadTextureWadFile: unable to read lump table");return;}
+ if (!wad.hlwads.mempool)
+ Mem_ExpandableArray_NewArray(&wad.hlwads, cls.permanentmempool, sizeof(mwad_t), 16);
+ w = Mem_ExpandableArray_AllocRecord(&wad.hlwads);
+ w->file = file;
+ w->numlumps = numlumps;
+ w->lumps = Mem_Alloc(cls.permanentmempool, w->numlumps * sizeof(lumpinfo_t));
- for (i=0, lump_p = lumps ; i<numlumps ; i++,lump_p++)
+ if (!w->lumps)
{
- W_CleanupName (lump_p->name, lump_p->name);
- for (j = 0;j < TEXWAD_MAXIMAGES;j++)
- {
- if (texwadlump[j].name[0]) // occupied slot, check the name
- {
- if (!strcmp(lump_p->name, texwadlump[j].name)) // name match, replace old one
- break;
- }
- else // empty slot
- break;
- }
- if (j >= TEXWAD_MAXIMAGES)
- break; // abort loading
- W_CleanupName (lump_p->name, texwadlump[j].name);
- texwadlump[j].file = file;
- texwadlump[j].position = LittleLong(lump_p->filepos);
- texwadlump[j].size = LittleLong(lump_p->disksize);
+ Con_Print("W_LoadTextureWadFile: unable to allocate temporary memory for lump table\n");
+ FS_Close(w->file);
+ w->file = NULL;
+ w->numlumps = 0;
+ return;
+ }
+
+ if (FS_Read(file, w->lumps, sizeof(lumpinfo_t) * w->numlumps) != (fs_offset_t)sizeof(lumpinfo_t) * numlumps)
+ {
+ Con_Print("W_LoadTextureWadFile: unable to read lump table\n");
+ FS_Close(w->file);
+ w->file = NULL;
+ w->numlumps = 0;
+ Mem_Free(w->lumps);
+ w->lumps = NULL;
+ return;
}
- Mem_Free(lumps);
+
+ W_SwapLumps(w->numlumps, w->lumps);
+
// leaves the file open
}
-
-qbyte *W_ConvertWAD3Texture(miptex_t *tex)
+unsigned char *W_ConvertWAD3TextureBGRA(miptex_t *tex)
{
- qbyte *in, *data, *out, *pal;
+ unsigned char *in, *data, *out, *pal;
int d, p;
- in = (qbyte *)((int) tex + tex->offsets[0]);
- data = out = Mem_Alloc(tempmempool, tex->width * tex->height * 4);
+ in = (unsigned char *)tex + tex->offsets[0];
+ data = out = (unsigned char *)Mem_Alloc(tempmempool, tex->width * tex->height * 4);
if (!data)
return NULL;
image_width = tex->width;
else
{
p *= 3;
- out[0] = pal[p];
+ out[2] = pal[p];
out[1] = pal[p+1];
- out[2] = pal[p+2];
+ out[0] = pal[p+2];
out[3] = 255;
}
out += 4;
return data;
}
-qbyte *W_GetTexture(char *name)
+unsigned char *W_GetTextureBGRA(char *name)
{
- char texname[17];
- int i, j;
- qfile_t *file;
+ unsigned int i, j, k;
miptex_t *tex;
- qbyte *data;
+ unsigned char *data;
+ mwad_t *w;
+ char texname[17];
texname[16] = 0;
- W_CleanupName (name, texname);
- for (i = 0;i < TEXWAD_MAXIMAGES;i++)
+ W_CleanupName(name, texname);
+ if (!wad.hlwads.mempool)
+ Mem_ExpandableArray_NewArray(&wad.hlwads, cls.permanentmempool, sizeof(mwad_t), 16);
+ for (k = 0;k < Mem_ExpandableArray_IndexRange(&wad.hlwads);k++)
{
- if (texwadlump[i].name[0])
+ w = (mwad_t *)Mem_ExpandableArray_RecordAtIndex(&wad.hlwads, k);
+ if (!w)
+ continue;
+ for (i = 0;i < (unsigned int)w->numlumps;i++)
{
- if (!strcmp(texname, texwadlump[i].name)) // found it
+ if (!strcmp(texname, w->lumps[i].name)) // found it
{
- file = texwadlump[i].file;
- if (FS_Seek(file, texwadlump[i].position, SEEK_SET))
- {Con_Printf("W_GetTexture: corrupt WAD3 file");return NULL;}
+ if (FS_Seek(w->file, w->lumps[i].filepos, SEEK_SET))
+ {Con_Print("W_GetTexture: corrupt WAD3 file\n");return NULL;}
- tex = Mem_Alloc(tempmempool, texwadlump[i].size);
+ tex = (miptex_t *)Mem_Alloc(tempmempool, w->lumps[i].disksize);
if (!tex)
return NULL;
- if (FS_Read(file, tex, texwadlump[i].size) < texwadlump[i].size)
- {Con_Printf("W_GetTexture: corrupt WAD3 file");return NULL;}
+ if (FS_Read(w->file, tex, w->lumps[i].size) < w->lumps[i].disksize)
+ {Con_Print("W_GetTexture: corrupt WAD3 file\n");return NULL;}
tex->width = LittleLong(tex->width);
tex->height = LittleLong(tex->height);
for (j = 0;j < MIPLEVELS;j++)
tex->offsets[j] = LittleLong(tex->offsets[j]);
- data = W_ConvertWAD3Texture(tex);
+ data = W_ConvertWAD3TextureBGRA(tex);
Mem_Free(tex);
return data;
}
}
- else
- break;
}
image_width = image_height = 0;
return NULL;
projects / xonotic / darkplaces.git / blobdiff