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Implement bsp2/bsp29 writing.

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It's ugly, inefficient, and untested, but it should work.
This commit is contained in:
Bill Currie 2012-09-07 18:27:20 +09:00
parent 3df85a6abe
commit 2d30cddc66
1 changed files with 158 additions and 40 deletions
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198
libs/util/bspfile.c
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@ -754,20 +754,17 @@ LoadBSPFile (QFile *file, size_t size)
return bsp;
}
/*
WriteBSPFile
*/
VISIBLE void
WriteBSPFile (const bsp_t *bsp, QFile *file)
#define ROUND(x) (((x) + 3) & ~3)
static bsp_t *
set_bsp2_write (const bsp_t *bsp, size_t *_size)
{
size_t size;
byte *data;
bsp_t tbsp;
qboolean bsp2 = false;
bsp_t *tbsp;
#define ROUND(x) (((x) + 3) & ~3)
size = ROUND (sizeof (dheader_t));
size = sizeof (*tbsp);
size += ROUND (sizeof (dheader_t));
size += ROUND (bsp->nummodels * sizeof (dmodel_t));
size += ROUND (bsp->visdatasize);
size += ROUND (bsp->lightdatasize);
@ -781,31 +778,32 @@ WriteBSPFile (const bsp_t *bsp, QFile *file)
size += ROUND (bsp->numfaces * sizeof (dface_t));
size += ROUND (bsp->numclipnodes * sizeof (dclipnode_t));
size += ROUND (bsp->numedges * sizeof (dedge_t));
size += ROUND (bsp->nummarksurfaces * sizeof (uint16_t));
size += ROUND (bsp->nummarksurfaces * sizeof (uint32_t));
size += ROUND (bsp->numsurfedges * sizeof (uint32_t));
tbsp.header = calloc (size, 1);
tbsp = calloc (size, 1);
tbsp->header = (dheader_t *) &tbsp[1];
#undef SET_LUMP
#define SET_LUMP(l,n) \
do { \
tbsp.num##n = bsp->num##n; \
if (tbsp.num##n) {\
tbsp.n = (void *) data; \
tbsp.header->lumps[l].fileofs = data - (byte *) tbsp.header; \
tbsp.header->lumps[l].filelen = tbsp.num##n * sizeof (bsp->n[0]); \
memcpy (data, bsp->n, tbsp.header->lumps[l].filelen); \
data += ROUND (tbsp.header->lumps[l].filelen); \
tbsp->num##n = bsp->num##n; \
if (tbsp->num##n) {\
tbsp->n = (void *) data; \
tbsp->header->lumps[l].fileofs = data - (byte *) tbsp->header; \
tbsp->header->lumps[l].filelen = tbsp->num##n * sizeof (tbsp->n[0]); \
memcpy (data, bsp->n, tbsp->header->lumps[l].filelen); \
data += ROUND (tbsp->header->lumps[l].filelen); \
} else {\
tbsp.n = 0; \
tbsp.header->lumps[l].fileofs = 0; \
tbsp.header->lumps[l].filelen = 0; \
tbsp->n = 0; \
tbsp->header->lumps[l].fileofs = 0; \
tbsp->header->lumps[l].filelen = 0; \
} \
} while (0)
tbsp.header->version = BSPVERSION;
tbsp->header->version = BSPVERSION;
data = (byte *) &tbsp.header[1];
data = (byte *) &tbsp->header[1];
SET_LUMP (LUMP_PLANES, planes);
SET_LUMP (LUMP_LEAFS, leafs);
SET_LUMP (LUMP_VERTEXES, vertexes);
@ -821,17 +819,17 @@ do { \
#undef SET_LUMP
#define SET_LUMP(l,n) \
do { \
tbsp.n##size = bsp->n##size; \
if (tbsp.n##size) { \
tbsp.n = (void *) data; \
tbsp.header->lumps[l].fileofs = data - (byte *) tbsp.header; \
tbsp.header->lumps[l].filelen = tbsp.n##size; \
memcpy (data, bsp->n, bsp->n##size); \
data += ROUND (tbsp.header->lumps[l].filelen); \
tbsp->n##size = bsp->n##size; \
if (tbsp->n##size) { \
tbsp->n = (void *) data; \
tbsp->header->lumps[l].fileofs = data - (byte *) tbsp->header; \
tbsp->header->lumps[l].filelen = tbsp->n##size; \
memcpy (data, bsp->n, tbsp->n##size); \
data += ROUND (tbsp->header->lumps[l].filelen); \
} else {\
tbsp.n = 0; \
tbsp.header->lumps[l].fileofs = 0; \
tbsp.header->lumps[l].filelen = 0; \
tbsp->n = 0; \
tbsp->header->lumps[l].fileofs = 0; \
tbsp->header->lumps[l].filelen = 0; \
} \
} while (0)
@ -840,13 +838,133 @@ do { \
SET_LUMP (LUMP_ENTITIES, entdata);
SET_LUMP (LUMP_TEXTURES, texdata);
if (bsp2)
swap_bsp (&tbsp, 1, 0, 0);
else
swap_to_bsp29 (0, &tbsp); //FIXME
*_size = size;
return tbsp;
}
Qwrite (file, tbsp.header, size);
free (tbsp.header);
static bsp29_t *
set_bsp29_write (const bsp_t *bsp, size_t *_size)
{
size_t size;
byte *data;
bsp29_t *tbsp;
size = sizeof (*tbsp);
size += ROUND (sizeof (dheader_t));
size += ROUND (bsp->nummodels * sizeof (dmodel_t));
size += ROUND (bsp->visdatasize);
size += ROUND (bsp->lightdatasize);
size += ROUND (bsp->texdatasize);
size += ROUND (bsp->entdatasize);
size += ROUND (bsp->numleafs * sizeof (dleaf29_t));
size += ROUND (bsp->numplanes * sizeof (dplane_t));
size += ROUND (bsp->numvertexes * sizeof (dvertex_t));
size += ROUND (bsp->numnodes * sizeof (dnode29_t));
size += ROUND (bsp->numtexinfo * sizeof (texinfo_t));
size += ROUND (bsp->numfaces * sizeof (dface29_t));
size += ROUND (bsp->numclipnodes * sizeof (dclipnode29_t));
size += ROUND (bsp->numedges * sizeof (dedge29_t));
size += ROUND (bsp->nummarksurfaces * sizeof (uint16_t));
size += ROUND (bsp->numsurfedges * sizeof (uint32_t));
tbsp = calloc (size, 1);
tbsp->header = (dheader_t *) &tbsp[1];
#undef SET_LUMP
#define SET_LUMP(l,n) \
do { \
tbsp->num##n = bsp->num##n; \
if (tbsp->num##n) {\
tbsp->n = (void *) data; \
tbsp->header->lumps[l].fileofs = data - (byte *) tbsp->header; \
tbsp->header->lumps[l].filelen = tbsp->num##n * sizeof (tbsp->n[0]); \
memcpy (data, bsp->n, tbsp->header->lumps[l].filelen); \
data += ROUND (tbsp->header->lumps[l].filelen); \
} else {\
tbsp->n = 0; \
tbsp->header->lumps[l].fileofs = 0; \
tbsp->header->lumps[l].filelen = 0; \
} \
} while (0)
tbsp->header->version = BSPVERSION;
data = (byte *) &tbsp->header[1];
SET_LUMP (LUMP_PLANES, planes);
SET_LUMP (LUMP_LEAFS, leafs);
SET_LUMP (LUMP_VERTEXES, vertexes);
SET_LUMP (LUMP_NODES, nodes);
SET_LUMP (LUMP_TEXINFO, texinfo);
SET_LUMP (LUMP_FACES, faces);
SET_LUMP (LUMP_CLIPNODES, clipnodes);
SET_LUMP (LUMP_MARKSURFACES, marksurfaces);
SET_LUMP (LUMP_SURFEDGES, surfedges);
SET_LUMP (LUMP_EDGES, edges);
SET_LUMP (LUMP_MODELS, models);
#undef SET_LUMP
#define SET_LUMP(l,n) \
do { \
tbsp->n##size = bsp->n##size; \
if (tbsp->n##size) { \
tbsp->n = (void *) data; \
tbsp->header->lumps[l].fileofs = data - (byte *) tbsp->header; \
tbsp->header->lumps[l].filelen = tbsp->n##size; \
memcpy (data, bsp->n, tbsp->n##size); \
data += ROUND (tbsp->header->lumps[l].filelen); \
} else {\
tbsp->n = 0; \
tbsp->header->lumps[l].fileofs = 0; \
tbsp->header->lumps[l].filelen = 0; \
} \
} while (0)
SET_LUMP (LUMP_LIGHTING, lightdata);
SET_LUMP (LUMP_VISIBILITY, visdata);
SET_LUMP (LUMP_ENTITIES, entdata);
SET_LUMP (LUMP_TEXTURES, texdata);
*_size = size;
return tbsp;
}
/*
WriteBSPFile
*/
VISIBLE void
WriteBSPFile (const bsp_t *bsp, QFile *file)
{
qboolean bsp2 = ( bsp->models[0].mins[0] < -32768.0f
|| bsp->models[0].mins[1] < -32768.0f
|| bsp->models[0].mins[2] < -32768.0f
|| bsp->models[0].mins[0] >= 32768.0f
|| bsp->models[0].mins[0] >= 32768.0f
|| bsp->models[0].mins[0] >= 32768.0f
|| bsp->nummarksurfaces >= 32768
|| bsp->numvertexes >= 32768
|| bsp->numnodes >= 32768
|| bsp->numleafs >= 32768
|| bsp->numplanes >= 32768
|| bsp->numtexinfo >= 32768
|| bsp->numclipnodes >= 32768);
if (bsp2) {
bsp_t *tbsp;
size_t size;
tbsp = set_bsp2_write (bsp, &size);
swap_bsp (tbsp, 1, 0, 0);
Qwrite (file, tbsp->header, size);
free (tbsp);
} else {
bsp29_t *tbsp;
size_t size;
tbsp = set_bsp29_write (bsp, &size);
swap_to_bsp29 (tbsp, bsp);
Qwrite (file, tbsp->header, size);
free (tbsp);
}
}
VISIBLE bsp_t *