//===========================================================================
// allocate memory and read a lump of a AAS file
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
char *AAS_LoadAASLump( FILE *fp, int offset, int length, void *buf ) {
if ( !length ) {
printf( "lump size 0\n" );
return buf;
} //end if
//seek to the data
if ( fseek( fp, offset, SEEK_SET ) ) {
AAS_Error( "can't seek to lump\n" );
AAS_DumpAASData();
fclose( fp );
return 0;
} //end if
//allocate memory
if ( !buf ) {
buf = (void *) GetClearedMemory( length );
}
//read the data
if ( fread( (char *) buf, 1, length, fp ) != length ) {
AAS_Error( "can't read lump\n" );
FreeMemory( buf );
AAS_DumpAASData();
fclose( fp );
return NULL;
} //end if
return buf;
} //end of the function AAS_LoadAASLump
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
int AAS_UpdatePortal(int areanum, int clusternum)
{
int portalnum;
aas_portal_t *portal;
aas_cluster_t *cluster;
//find the portal of the area
for (portalnum = 1; portalnum < aasworld.numportals; portalnum++)
{
if (aasworld.portals[portalnum].areanum == areanum) break;
} //end for
//
if (portalnum == aasworld.numportals)
{
AAS_Error("no portal of area %d", areanum);
return qtrue;
} //end if
//
portal = &aasworld.portals[portalnum];
//if the portal is already fully updated
if (portal->frontcluster == clusternum) return qtrue;
if (portal->backcluster == clusternum) return qtrue;
//if the portal has no front cluster yet
if (!portal->frontcluster)
{
portal->frontcluster = clusternum;
} //end if
//if the portal has no back cluster yet
else if (!portal->backcluster)
{
portal->backcluster = clusternum;
} //end else if
else
{
//remove the cluster portal flag contents
aasworld.areasettings[areanum].contents &= ~AREACONTENTS_CLUSTERPORTAL;
Log_Write("portal area %d is seperating more than two clusters\r\n", areanum);
return qfalse;
} //end else
if (aasworld.portalindexsize >= AAS_MAX_PORTALINDEXSIZE)
{
AAS_Error("AAS_MAX_PORTALINDEXSIZE");
return qtrue;
} //end if
//set the area cluster number to the negative portal number
aasworld.areasettings[areanum].cluster = -portalnum;
//add the portal to the cluster using the portal index
cluster = &aasworld.clusters[clusternum];
aasworld.portalindex[cluster->firstportal + cluster->numportals] = portalnum;
aasworld.portalindexsize++;
cluster->numportals++;
return qtrue;
} //end of the function AAS_UpdatePortal
// Ridah, multiple AAS worlds
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void AAS_SetCurrentWorld( int index ) {
if ( index >= MAX_AAS_WORLDS || index < 0 ) {
AAS_Error( "AAS_SetCurrentWorld: index out of range\n" );
return;
}
// set the current world pointer
aasworld = &aasworlds[index];
}
//===========================================================================
// writes the current route-table data to a .rtb file in tne maps folder
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void AAS_RT_WriteRouteTable()
{
int ident, version;
unsigned short crc_aas;
fileHandle_t fp;
char filename[MAX_QPATH];
// open the file for writing
Com_sprintf(filename, MAX_QPATH, "maps/%s.rtb", (*aasworld).mapname);
botimport.Print(PRT_MESSAGE, "\nsaving route-table to %s\n", filename);
botimport.FS_FOpenFile(filename, &fp, FS_WRITE);
if (!fp)
{
AAS_Error("Unable to open file: %s\n", filename);
return;
}
// ident
ident = LittleLong(RTBID);
botimport.FS_Write(&ident, sizeof(ident), fp);
// version
version = LittleLong(RTBVERSION);
botimport.FS_Write(&version, sizeof(version), fp);
// crc
crc_aas = CRC_ProcessString((unsigned char *)(*aasworld).areas, sizeof(aas_area_t) * (*aasworld).numareas);
botimport.FS_Write(&crc_aas, sizeof(crc_aas), fp);
// save the table data
// children
botimport.FS_Write(&(*aasworld).routetable->numChildren, sizeof(int), fp);
botimport.FS_Write((*aasworld).routetable->children, (*aasworld).routetable->numChildren * sizeof(aas_rt_child_t), fp);
// parents
botimport.FS_Write(&(*aasworld).routetable->numParents, sizeof(int), fp);
botimport.FS_Write((*aasworld).routetable->parents, (*aasworld).routetable->numParents * sizeof(aas_rt_parent_t), fp);
// parentChildren
botimport.FS_Write(&(*aasworld).routetable->numParentChildren, sizeof(int), fp);
botimport.FS_Write((*aasworld).routetable->parentChildren, (*aasworld).routetable->numParentChildren * sizeof(unsigned short int), fp);
// visibleParents
botimport.FS_Write(&(*aasworld).routetable->numVisibleParents, sizeof(int), fp);
botimport.FS_Write((*aasworld).routetable->visibleParents, (*aasworld).routetable->numVisibleParents * sizeof(unsigned short int), fp);
// parentLinks
botimport.FS_Write(&(*aasworld).routetable->numParentLinks, sizeof(int), fp);
botimport.FS_Write((*aasworld).routetable->parentLinks, (*aasworld).routetable->numParentLinks * sizeof(aas_rt_parent_link_t), fp);
botimport.FS_FCloseFile(fp);
return;
}
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void AAS_FloodCluster_r(int areanum, int clusternum)
{
int i, otherareanum;
aas_face_t *face;
aas_area_t *area;
//set cluster mark
aasworld.areasettings[areanum].cluster = clusternum;
//if the area is a portal
//if (aasworld.areasettings[areanum].contents & AREACONTENTS_CLUSTERPORTAL) return;
//
area = &aasworld.areas[areanum];
//use area faces to flood into adjacent areas
for (i = 0; i < area->numfaces; i++)
{
face = &aasworld.faces[abs(aasworld.faceindex[area->firstface + i])];
//
if (face->frontarea != areanum) otherareanum = face->frontarea;
else otherareanum = face->backarea;
//if there's no area at the other side
if (!otherareanum) continue;
//if the area is a portal
if (aasworld.areasettings[otherareanum].contents & AREACONTENTS_CLUSTERPORTAL) continue;
//if the area is already marked
if (aasworld.areasettings[otherareanum].cluster) continue;
//
AAS_FloodCluster_r(otherareanum, clusternum);
} //end for
//use the reachabilities to flood into other areas
for (i = 0; i < aasworld.areasettings[areanum].numreachableareas; i++)
{
otherareanum = aasworld.reachability[
aasworld.areasettings[areanum].firstreachablearea + i].areanum;
if (!otherareanum)
{
continue;
AAS_Error("reachability %d has zero area\n", aasworld.areasettings[areanum].firstreachablearea + i);
} //end if
//if the area is a portal
if (aasworld.areasettings[otherareanum].contents & AREACONTENTS_CLUSTERPORTAL) continue;
//if the area is already marked
if (aasworld.areasettings[otherareanum].cluster) continue;
//
AAS_FloodCluster_r(otherareanum, clusternum);
} //end for
} //end of the function AAS_FloodCluster_r
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
int AAS_FindClusters(void)
{
int i;
aas_cluster_t *cluster;
AAS_RemoveClusterAreas();
//
for (i = 1; i < aasworld.numareas; i++)
{
//if the area is already part of a cluster
if (aasworld.areasettings[i].cluster)
continue;
// if not flooding through faces only use areas that have reachabilities
if (nofaceflood)
{
if (!aasworld.areasettings[i].numreachableareas)
continue;
} //end if
//if the area is a cluster portal
if (aasworld.areasettings[i].contents & AREACONTENTS_CLUSTERPORTAL)
continue;
if (aasworld.numclusters >= AAS_MAX_CLUSTERS)
{
AAS_Error("AAS_MAX_CLUSTERS");
return qfalse;
} //end if
cluster = &aasworld.clusters[aasworld.numclusters];
cluster->numareas = 0;
cluster->numreachabilityareas = 0;
cluster->firstportal = aasworld.portalindexsize;
cluster->numportals = 0;
//flood the areas in this cluster
if (!AAS_FloodClusterAreas_r(i, aasworld.numclusters))
return qfalse;
if (!AAS_FloodClusterAreasUsingReachabilities(aasworld.numclusters))
return qfalse;
//number the cluster areas
//AAS_NumberClusterPortals(aasworld.numclusters);
AAS_NumberClusterAreas(aasworld.numclusters);
//Log_Write("cluster %d has %d areas\r\n", aasworld.numclusters, cluster->numareas);
aasworld.numclusters++;
} //end for
return qtrue;
} //end of the function AAS_FindClusters
//===========================================================================
// gets adjacent areas with less presence types recursively
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
int AAS_GetAdjacentAreasWithLessPresenceTypes_r(int *areanums, int numareas, int curareanum)
{
int i, j, presencetype, otherpresencetype, otherareanum, facenum;
aas_area_t *area;
aas_face_t *face;
areanums[numareas++] = curareanum;
area = &aasworld.areas[curareanum];
presencetype = aasworld.areasettings[curareanum].presencetype;
for (i = 0; i < area->numfaces; i++)
{
facenum = abs(aasworld.faceindex[area->firstface + i]);
face = &aasworld.faces[facenum];
//if the face is solid
if (face->faceflags & FACE_SOLID) continue;
//the area at the other side of the face
if (face->frontarea != curareanum) otherareanum = face->frontarea;
else otherareanum = face->backarea;
//
otherpresencetype = aasworld.areasettings[otherareanum].presencetype;
//if the other area has less presence types
if ((presencetype & ~otherpresencetype) &&
!(otherpresencetype & ~presencetype))
{
//check if the other area isn't already in the list
for (j = 0; j < numareas; j++)
{
if (otherareanum == areanums[j]) break;
} //end for
//if the other area isn't already in the list
if (j == numareas)
{
if (numareas >= MAX_PORTALAREAS)
{
AAS_Error("MAX_PORTALAREAS");
return numareas;
} //end if
numareas = AAS_GetAdjacentAreasWithLessPresenceTypes_r(areanums, numareas, otherareanum);
} //end if
} //end if
} //end for
return numareas;
} //end of the function AAS_GetAdjacentAreasWithLessPresenceTypes_r
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void AAS_CreatePortals(void)
{
int i;
aas_portal_t *portal;
for (i = 1; i < aasworld.numareas; i++)
{
//if the area is a cluster portal
if (aasworld.areasettings[i].contents & AREACONTENTS_CLUSTERPORTAL)
{
if (aasworld.numportals >= AAS_MAX_PORTALS)
{
AAS_Error("AAS_MAX_PORTALS");
return;
} //end if
portal = &aasworld.portals[aasworld.numportals];
portal->areanum = i;
portal->frontcluster = 0;
portal->backcluster = 0;
aasworld.numportals++;
} //end if
} //end for
} //end of the function AAS_CreatePortals
qboolean AAS_RT_ReadRouteTable(fileHandle_t fp)
{
int ident, version, i;
unsigned short int crc, crc_aas;
aas_rt_t *routetable;
aas_rt_child_t *child;
aas_rt_parent_t *parent;
aas_rt_parent_link_t *plink;
unsigned short int *psi;
qboolean doswap;
#ifdef DEBUG_READING_TIME
int pretime;
pretime = Sys_MilliSeconds();
#endif
routetable = (*aasworld).routetable;
doswap = (LittleLong(1) != 1);
// check ident
AAS_RT_DBG_Read(&ident, sizeof(ident), fp);
ident = LittleLong(ident);
if (ident != RTBID)
{
AAS_Error("File is not an RTB file\n");
botimport.FS_FCloseFile(fp);
return qfalse;
}
// check version
AAS_RT_DBG_Read(&version, sizeof(version), fp);
version = LittleLong(version);
if (version != RTBVERSION)
{
AAS_Error("File is version %i not %i\n", version, RTBVERSION);
botimport.FS_FCloseFile(fp);
return qfalse;
}
// read the CRC check on the AAS data
AAS_RT_DBG_Read(&crc, sizeof(crc), fp);
crc = LittleShort(crc);
// calculate a CRC on the AAS areas
crc_aas = CRC_ProcessString((unsigned char *)(*aasworld).areas, sizeof(aas_area_t) * (*aasworld).numareas);
if (crc != crc_aas)
{
AAS_Error("Route-table is from different AAS file, ignoring.\n");
botimport.FS_FCloseFile(fp);
return qfalse;
}
// read the route-table
// children
botimport.FS_Read(&routetable->numChildren, sizeof(int), fp);
routetable->numChildren = LittleLong(routetable->numChildren);
routetable->children = (aas_rt_child_t *) AAS_RT_GetClearedMemory(routetable->numChildren * sizeof(aas_rt_child_t));
botimport.FS_Read(routetable->children, routetable->numChildren * sizeof(aas_rt_child_t), fp);
child = &routetable->children[0];
if (doswap)
{
for (i = 0; i < routetable->numChildren; i++, child++)
{
child->areanum = LittleShort(child->areanum);
child->numParentLinks = LittleLong(child->numParentLinks);
child->startParentLinks = LittleLong(child->startParentLinks);
}
}
// parents
botimport.FS_Read(&routetable->numParents, sizeof(int), fp);
routetable->numParents = LittleLong(routetable->numParents);
routetable->parents = (aas_rt_parent_t *) AAS_RT_GetClearedMemory(routetable->numParents * sizeof(aas_rt_parent_t));
botimport.FS_Read(routetable->parents, routetable->numParents * sizeof(aas_rt_parent_t), fp);
parent = &routetable->parents[0];
if (doswap)
{
for (i = 0; i < routetable->numParents; i++, parent++)
{
parent->areanum = LittleShort(parent->areanum);
parent->numParentChildren = LittleLong(parent->numParentChildren);
parent->startParentChildren = LittleLong(parent->startParentChildren);
parent->numVisibleParents = LittleLong(parent->numVisibleParents);
parent->startVisibleParents = LittleLong(parent->startVisibleParents);
}
}
// parentChildren
botimport.FS_Read(&routetable->numParentChildren, sizeof(int), fp);
routetable->numParentChildren = LittleLong(routetable->numParentChildren);
routetable->parentChildren = (unsigned short int *) AAS_RT_GetClearedMemory(routetable->numParentChildren * sizeof(unsigned short int));
botimport.FS_Read(routetable->parentChildren, routetable->numParentChildren * sizeof(unsigned short int), fp);
psi = &routetable->parentChildren[0];
if (doswap)
{
for (i = 0; i < routetable->numParentChildren; i++, psi++)
{
*psi = LittleShort(*psi);
}
}
// visibleParents
botimport.FS_Read(&routetable->numVisibleParents, sizeof(int), fp);
routetable->numVisibleParents = LittleLong(routetable->numVisibleParents);
routetable->visibleParents = (unsigned short int *) AAS_RT_GetClearedMemory(routetable->numVisibleParents * sizeof(unsigned short int));
botimport.FS_Read(routetable->visibleParents, routetable->numVisibleParents * sizeof(unsigned short int), fp);
psi = &routetable->visibleParents[0];
if (doswap)
{
for (i = 0; i < routetable->numVisibleParents; i++, psi++)
{
*psi = LittleShort(*psi);
}
}
// parentLinks
botimport.FS_Read(&routetable->numParentLinks, sizeof(int), fp);
routetable->numParentLinks = LittleLong(routetable->numParentLinks);
routetable->parentLinks = (aas_rt_parent_link_t *) AAS_RT_GetClearedMemory(routetable->numParentLinks * sizeof(aas_rt_parent_link_t));
botimport.FS_Read(routetable->parentLinks, routetable->numParentLinks * sizeof(aas_parent_link_t), fp);
plink = &routetable->parentLinks[0];
if (doswap)
{
for (i = 0; i < routetable->numParentLinks; i++, plink++)
{
plink->childIndex = LittleShort(plink->childIndex);
plink->parent = LittleShort(plink->parent);
}
}
// build the areaChildIndexes
routetable->areaChildIndexes = (unsigned short int *) AAS_RT_GetClearedMemory((*aasworld).numareas * sizeof(unsigned short int));
child = routetable->children;
for (i = 0; i < routetable->numChildren; i++, child++)
{
routetable->areaChildIndexes[child->areanum] = i + 1;
}
botimport.Print(PRT_MESSAGE, "Total Parents: %d\n", routetable->numParents);
botimport.Print(PRT_MESSAGE, "Total Children: %d\n", routetable->numChildren);
botimport.Print(PRT_MESSAGE, "Total Memory Used: %d\n", memorycount);
#ifdef DEBUG_READING_TIME
botimport.Print(PRT_MESSAGE, "Route-Table read time: %i\n", Sys_MilliSeconds() - pretime);
#endif
botimport.FS_FCloseFile(fp);
return qtrue;
}
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
int AAS_FloodClusterAreas_r(int areanum, int clusternum)
{
aas_area_t *area;
aas_face_t *face;
int facenum, i;
//
if (areanum <= 0 || areanum >= aasworld.numareas)
{
AAS_Error("AAS_FloodClusterAreas_r: areanum out of range");
return qfalse;
} //end if
//if the area is already part of a cluster
if (aasworld.areasettings[areanum].cluster > 0)
{
if (aasworld.areasettings[areanum].cluster == clusternum) return qtrue;
//
//there's a reachability going from one cluster to another only in one direction
//
AAS_Error("cluster %d touched cluster %d at area %d\r\n",
clusternum, aasworld.areasettings[areanum].cluster, areanum);
return qfalse;
} //end if
//don't add the cluster portal areas to the clusters
if (aasworld.areasettings[areanum].contents & AREACONTENTS_CLUSTERPORTAL)
{
return AAS_UpdatePortal(areanum, clusternum);
} //end if
//set the area cluster number
aasworld.areasettings[areanum].cluster = clusternum;
aasworld.areasettings[areanum].clusterareanum =
aasworld.clusters[clusternum].numareas;
//the cluster has an extra area
aasworld.clusters[clusternum].numareas++;
area = &aasworld.areas[areanum];
//use area faces to flood into adjacent areas
if (!nofaceflood)
{
for (i = 0; i < area->numfaces; i++)
{
facenum = abs(aasworld.faceindex[area->firstface + i]);
face = &aasworld.faces[facenum];
if (face->frontarea == areanum)
{
if (face->backarea) if (!AAS_FloodClusterAreas_r(face->backarea, clusternum)) return qfalse;
} //end if
else
{
if (face->frontarea) if (!AAS_FloodClusterAreas_r(face->frontarea, clusternum)) return qfalse;
} //end else
} //end for
} //end if
//use the reachabilities to flood into other areas
for (i = 0; i < aasworld.areasettings[areanum].numreachableareas; i++)
{
if (!aasworld.reachability[
aasworld.areasettings[areanum].firstreachablearea + i].areanum)
{
continue;
} //end if
if (!AAS_FloodClusterAreas_r(aasworld.reachability[
aasworld.areasettings[areanum].firstreachablearea + i].areanum, clusternum)) return qfalse;
} //end for
return qtrue;
} //end of the function AAS_FloodClusterAreas_r
//===========================================================================
// load an aas file
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
qboolean AAS_LoadAASFile( char *filename, int fpoffset, int fplength ) {
FILE *fp;
aas_header_t header;
int offset, length;
//dump current loaded aas file
AAS_DumpAASData();
//open the file
fp = fopen( filename, "rb" );
if ( !fp ) {
AAS_Error( "can't open %s\n", filename );
return false;
} //end if
//seek to the correct position (in the pak file)
if ( fseek( fp, fpoffset, SEEK_SET ) ) {
AAS_Error( "can't seek to file %s\n" );
fclose( fp );
return false;
} //end if
//read the header
if ( fread( &header, sizeof( aas_header_t ), 1, fp ) != 1 ) {
AAS_Error( "can't read header of file %s\n", filename );
fclose( fp );
return false;
} //end if
//check header identification
header.ident = LittleLong( header.ident );
if ( header.ident != AASID ) {
AAS_Error( "%s is not an AAS file\n", filename );
fclose( fp );
return false;
} //end if
//check the version
header.version = LittleLong( header.version );
if ( header.version != AASVERSION ) {
AAS_Error( "%s is version %i, not %i\n", filename, header.version, AASVERSION );
fclose( fp );
return false;
} //end if
//
if ( header.version == AASVERSION ) {
AAS_DData( (unsigned char *) &header + 8, sizeof( aas_header_t ) - 8 );
} //end if
( *aasworld ).bspchecksum = LittleLong( header.bspchecksum );
//load the lumps:
//bounding boxes
offset = fpoffset + LittleLong( header.lumps[AASLUMP_BBOXES].fileofs );
length = LittleLong( header.lumps[AASLUMP_BBOXES].filelen );
( *aasworld ).bboxes = (aas_bbox_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).bboxes );
if ( !( *aasworld ).bboxes ) {
return false;
}
( *aasworld ).numbboxes = length / sizeof( aas_bbox_t );
//vertexes
offset = fpoffset + LittleLong( header.lumps[AASLUMP_VERTEXES].fileofs );
length = LittleLong( header.lumps[AASLUMP_VERTEXES].filelen );
( *aasworld ).vertexes = (aas_vertex_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).vertexes );
if ( !( *aasworld ).vertexes ) {
return false;
}
( *aasworld ).numvertexes = length / sizeof( aas_vertex_t );
//planes
offset = fpoffset + LittleLong( header.lumps[AASLUMP_PLANES].fileofs );
length = LittleLong( header.lumps[AASLUMP_PLANES].filelen );
( *aasworld ).planes = (aas_plane_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).planes );
if ( !( *aasworld ).planes ) {
return false;
}
( *aasworld ).numplanes = length / sizeof( aas_plane_t );
//edges
offset = fpoffset + LittleLong( header.lumps[AASLUMP_EDGES].fileofs );
length = LittleLong( header.lumps[AASLUMP_EDGES].filelen );
( *aasworld ).edges = (aas_edge_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).edges );
if ( !( *aasworld ).edges ) {
return false;
}
( *aasworld ).numedges = length / sizeof( aas_edge_t );
//edgeindex
offset = fpoffset + LittleLong( header.lumps[AASLUMP_EDGEINDEX].fileofs );
length = LittleLong( header.lumps[AASLUMP_EDGEINDEX].filelen );
( *aasworld ).edgeindex = (aas_edgeindex_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).edgeindex );
if ( !( *aasworld ).edgeindex ) {
return false;
}
( *aasworld ).edgeindexsize = length / sizeof( aas_edgeindex_t );
//faces
offset = fpoffset + LittleLong( header.lumps[AASLUMP_FACES].fileofs );
length = LittleLong( header.lumps[AASLUMP_FACES].filelen );
( *aasworld ).faces = (aas_face_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).faces );
if ( !( *aasworld ).faces ) {
return false;
}
( *aasworld ).numfaces = length / sizeof( aas_face_t );
//faceindex
offset = fpoffset + LittleLong( header.lumps[AASLUMP_FACEINDEX].fileofs );
length = LittleLong( header.lumps[AASLUMP_FACEINDEX].filelen );
( *aasworld ).faceindex = (aas_faceindex_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).faceindex );
if ( !( *aasworld ).faceindex ) {
return false;
}
( *aasworld ).faceindexsize = length / sizeof( int );
//convex areas
offset = fpoffset + LittleLong( header.lumps[AASLUMP_AREAS].fileofs );
length = LittleLong( header.lumps[AASLUMP_AREAS].filelen );
( *aasworld ).areas = (aas_area_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).areas );
if ( !( *aasworld ).areas ) {
return false;
}
( *aasworld ).numareas = length / sizeof( aas_area_t );
//area settings
offset = fpoffset + LittleLong( header.lumps[AASLUMP_AREASETTINGS].fileofs );
length = LittleLong( header.lumps[AASLUMP_AREASETTINGS].filelen );
( *aasworld ).areasettings = (aas_areasettings_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).areasettings );
if ( !( *aasworld ).areasettings ) {
return false;
}
( *aasworld ).numareasettings = length / sizeof( aas_areasettings_t );
//reachability list
offset = fpoffset + LittleLong( header.lumps[AASLUMP_REACHABILITY].fileofs );
length = LittleLong( header.lumps[AASLUMP_REACHABILITY].filelen );
( *aasworld ).reachability = (aas_reachability_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).reachability );
if ( length && !( *aasworld ).reachability ) {
return false;
}
( *aasworld ).reachabilitysize = length / sizeof( aas_reachability_t );
//nodes
offset = fpoffset + LittleLong( header.lumps[AASLUMP_NODES].fileofs );
length = LittleLong( header.lumps[AASLUMP_NODES].filelen );
( *aasworld ).nodes = (aas_node_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).nodes );
if ( !( *aasworld ).nodes ) {
return false;
}
( *aasworld ).numnodes = length / sizeof( aas_node_t );
//cluster portals
offset = fpoffset + LittleLong( header.lumps[AASLUMP_PORTALS].fileofs );
length = LittleLong( header.lumps[AASLUMP_PORTALS].filelen );
( *aasworld ).portals = (aas_portal_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).portals );
if ( length && !( *aasworld ).portals ) {
return false;
}
( *aasworld ).numportals = length / sizeof( aas_portal_t );
//cluster portal index
offset = fpoffset + LittleLong( header.lumps[AASLUMP_PORTALINDEX].fileofs );
length = LittleLong( header.lumps[AASLUMP_PORTALINDEX].filelen );
( *aasworld ).portalindex = (aas_portalindex_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).portalindex );
if ( length && !( *aasworld ).portalindex ) {
return false;
}
( *aasworld ).portalindexsize = length / sizeof( aas_portalindex_t );
//clusters
offset = fpoffset + LittleLong( header.lumps[AASLUMP_CLUSTERS].fileofs );
length = LittleLong( header.lumps[AASLUMP_CLUSTERS].filelen );
( *aasworld ).clusters = (aas_cluster_t *) AAS_LoadAASLump( fp, offset, length, ( *aasworld ).clusters );
if ( length && !( *aasworld ).clusters ) {
return false;
}
( *aasworld ).numclusters = length / sizeof( aas_cluster_t );
//swap everything
AAS_SwapAASData();
//aas file is loaded
( *aasworld ).loaded = true;
//close the file
fclose( fp );
return true;
} //end of the function AAS_LoadAASFile
