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map_q2.c
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map_q2.c
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/*
===========================================================================
Return to Castle Wolfenstein single player GPL Source Code
Copyright (C) 1999-2010 id Software LLC, a ZeniMax Media company.
This file is part of the Return to Castle Wolfenstein single player GPL Source Code (RTCW SP Source Code).
RTCW SP Source Code is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
RTCW SP Source Code is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with RTCW SP Source Code. If not, see <http://www.gnu.org/licenses/>.
In addition, the RTCW SP Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the RTCW SP Source Code. If not, please request a copy in writing from id Software at the address below.
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
===========================================================================
*/
//===========================================================================
//
// Name: map_q2.c
// Function: map loading and writing
// Programmer: Mr Elusive (MrElusive@demigod.demon.nl)
// Last update: 1997-12-03
// Tab Size: 3
//===========================================================================
//===========================================================================
// ANSI, Area Navigational System Interface
// AAS, Area Awareness System
//===========================================================================
#include "qbsp.h"
#include "l_mem.h"
#include "botlib/aasfile.h" //aas_bbox_t
#include "aas_store.h" //AAS_MAX_BBOXES
#include "aas_cfg.h"
#include "aas_map.h" //AAS_CreateMapBrushes
#include "l_bsp_q2.h"
#ifdef ME
#define NODESTACKSIZE 1024
int nodestack[NODESTACKSIZE];
int *nodestackptr;
int nodestacksize = 0;
int brushmodelnumbers[MAX_MAPFILE_BRUSHES];
int dbrushleafnums[MAX_MAPFILE_BRUSHES];
int dplanes2mapplanes[MAX_MAPFILE_PLANES];
#endif //ME
//====================================================================
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void Q2_CreateMapTexinfo( void ) {
int i;
for ( i = 0; i < numtexinfo; i++ )
{
memcpy( map_texinfo[i].vecs, texinfo[i].vecs, sizeof( float ) * 2 * 4 );
map_texinfo[i].flags = texinfo[i].flags;
map_texinfo[i].value = texinfo[i].value;
strcpy( map_texinfo[i].texture, texinfo[i].texture );
map_texinfo[i].nexttexinfo = 0;
} //end for
} //end of the function Q2_CreateMapTexinfo
/*
===========
Q2_BrushContents
===========
*/
int Q2_BrushContents( mapbrush_t *b ) {
int contents;
side_t *s;
int i;
int trans;
s = &b->original_sides[0];
contents = s->contents;
trans = texinfo[s->texinfo].flags;
for ( i = 1; i < b->numsides; i++, s++ )
{
s = &b->original_sides[i];
trans |= texinfo[s->texinfo].flags;
if ( s->contents != contents ) {
Log_Print( "Entity %i, Brush %i: mixed face contents\n"
, b->entitynum, b->brushnum );
Log_Print( "texture name = %s\n", texinfo[s->texinfo].texture );
break;
}
}
// if any side is translucent, mark the contents
// and change solid to window
if ( trans & ( SURF_TRANS33 | SURF_TRANS66 ) ) {
contents |= CONTENTS_Q2TRANSLUCENT;
if ( contents & CONTENTS_SOLID ) {
contents &= ~CONTENTS_SOLID;
contents |= CONTENTS_WINDOW;
}
}
return contents;
}
#ifdef ME
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void MakeAreaPortalBrush( mapbrush_t *brush ) {
int sn;
side_t *s;
brush->contents = CONTENTS_AREAPORTAL;
for ( sn = 0; sn < brush->numsides; sn++ )
{
s = brush->original_sides + sn;
//make sure the surfaces are not hint or skip
s->surf &= ~( SURF_HINT | SURF_SKIP );
//
s->texinfo = 0;
s->contents = CONTENTS_AREAPORTAL;
} //end for
} //end of the function MakeAreaPortalBrush
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void DPlanes2MapPlanes( void ) {
int i;
for ( i = 0; i < numplanes; i++ )
{
dplanes2mapplanes[i] = FindFloatPlane( dplanes[i].normal, dplanes[i].dist );
} //end for
} //end of the function DPlanes2MapPlanes
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void MarkVisibleBrushSides( mapbrush_t *brush ) {
int n, i, planenum;
side_t *side;
dface_t *face;
//
for ( n = 0; n < brush->numsides; n++ )
{
side = brush->original_sides + n;
//if this side is a bevel or the leaf number of the brush is unknown
if ( ( side->flags & SFL_BEVEL ) || brush->leafnum < 0 ) {
//this side is a valid splitter
side->flags |= SFL_VISIBLE;
continue;
} //end if
//assum this side will not be used as a splitter
side->flags &= ~SFL_VISIBLE;
//check if the side plane is used by a visible face
for ( i = 0; i < numfaces; i++ )
{
face = &dfaces[i];
planenum = dplanes2mapplanes[face->planenum];
if ( ( planenum & ~1 ) == ( side->planenum & ~1 ) ) {
//this side is a valid splitter
side->flags |= SFL_VISIBLE;
} //end if
} //end for
} //end for
} //end of the function MarkVisibleBrushSides
#endif //ME
/*
=================
Q2_ParseBrush
=================
*/
void Q2_ParseBrush( script_t *script, entity_t *mapent ) {
mapbrush_t *b;
int i, j, k;
int mt;
side_t *side, *s2;
int planenum;
brush_texture_t td;
int planepts[3][3];
token_t token;
if ( nummapbrushes >= MAX_MAPFILE_BRUSHES ) {
Error( "nummapbrushes == MAX_MAPFILE_BRUSHES" );
}
b = &mapbrushes[nummapbrushes];
b->original_sides = &brushsides[nummapbrushsides];
b->entitynum = num_entities - 1;
b->brushnum = nummapbrushes - mapent->firstbrush;
b->leafnum = -1;
do
{
if ( !PS_ReadToken( script, &token ) ) {
break;
}
if ( !strcmp( token.string, "}" ) ) {
break;
}
//IDBUG: mixed use of MAX_MAPFILE_? and MAX_MAP_? this could
// lead to out of bound indexing of the arrays
if ( nummapbrushsides >= MAX_MAPFILE_BRUSHSIDES ) {
Error( "MAX_MAPFILE_BRUSHSIDES" );
}
side = &brushsides[nummapbrushsides];
//read the three point plane definition
for ( i = 0; i < 3; i++ )
{
if ( i != 0 ) {
PS_ExpectTokenString( script, "(" );
}
for ( j = 0; j < 3; j++ )
{
PS_ExpectAnyToken( script, &token );
planepts[i][j] = atof( token.string );
} //end for
PS_ExpectTokenString( script, ")" );
} //end for
//
//read the texturedef
//
PS_ExpectAnyToken( script, &token );
strcpy( td.name, token.string );
PS_ExpectAnyToken( script, &token );
td.shift[0] = atol( token.string );
PS_ExpectAnyToken( script, &token );
td.shift[1] = atol( token.string );
PS_ExpectAnyToken( script, &token );
td.rotate = atol( token.string );
PS_ExpectAnyToken( script, &token );
td.scale[0] = atof( token.string );
PS_ExpectAnyToken( script, &token );
td.scale[1] = atof( token.string );
//find default flags and values
mt = FindMiptex( td.name );
td.flags = textureref[mt].flags;
td.value = textureref[mt].value;
side->contents = textureref[mt].contents;
side->surf = td.flags = textureref[mt].flags;
//check if there's a number available
if ( PS_CheckTokenType( script, TT_NUMBER, 0, &token ) ) {
side->contents = token.intvalue;
PS_ExpectTokenType( script, TT_NUMBER, 0, &token );
side->surf = td.flags = token.intvalue;
PS_ExpectTokenType( script, TT_NUMBER, 0, &token );
td.value = token.intvalue;
}
// translucent objects are automatically classified as detail
if ( side->surf & ( SURF_TRANS33 | SURF_TRANS66 ) ) {
side->contents |= CONTENTS_DETAIL;
}
if ( side->contents & ( CONTENTS_PLAYERCLIP | CONTENTS_MONSTERCLIP ) ) {
side->contents |= CONTENTS_DETAIL;
}
if ( fulldetail ) {
side->contents &= ~CONTENTS_DETAIL;
}
if ( !( side->contents & ( ( LAST_VISIBLE_CONTENTS - 1 )
| CONTENTS_PLAYERCLIP | CONTENTS_MONSTERCLIP | CONTENTS_MIST ) ) ) {
side->contents |= CONTENTS_SOLID;
}
// hints and skips are never detail, and have no content
if ( side->surf & ( SURF_HINT | SURF_SKIP ) ) {
side->contents = 0;
side->surf &= ~CONTENTS_DETAIL;
}
#ifdef ME
//for creating AAS... this side is textured
side->flags |= SFL_TEXTURED;
#endif //ME
//
// find the plane number
//
planenum = PlaneFromPoints( planepts[0], planepts[1], planepts[2] );
if ( planenum == -1 ) {
Log_Print( "Entity %i, Brush %i: plane with no normal\n"
, b->entitynum, b->brushnum );
continue;
}
//
// see if the plane has been used already
//
for ( k = 0 ; k < b->numsides ; k++ )
{
s2 = b->original_sides + k;
if ( s2->planenum == planenum ) {
Log_Print( "Entity %i, Brush %i: duplicate plane\n"
, b->entitynum, b->brushnum );
break;
}
if ( s2->planenum == ( planenum ^ 1 ) ) {
Log_Print( "Entity %i, Brush %i: mirrored plane\n"
, b->entitynum, b->brushnum );
break;
}
}
if ( k != b->numsides ) {
continue; // duplicated
}
//
// keep this side
//
side = b->original_sides + b->numsides;
side->planenum = planenum;
side->texinfo = TexinfoForBrushTexture( &mapplanes[planenum],
&td, vec3_origin );
// save the td off in case there is an origin brush and we
// have to recalculate the texinfo
side_brushtextures[nummapbrushsides] = td;
nummapbrushsides++;
b->numsides++;
} while ( 1 );
// get the content for the entire brush
b->contents = Q2_BrushContents( b );
#ifdef ME
if ( BrushExists( b ) ) {
c_squattbrushes++;
b->numsides = 0;
return;
} //end if
if ( create_aas ) {
//create AAS brushes, and add brush bevels
AAS_CreateMapBrushes( b, mapent, true );
//NOTE: if we return here then duplicate plane errors occur for the non world entities
return;
} //end if
#endif //ME
// allow detail brushes to be removed
if ( nodetail && ( b->contents & CONTENTS_DETAIL ) ) {
b->numsides = 0;
return;
}
// allow water brushes to be removed
if ( nowater && ( b->contents & ( CONTENTS_LAVA | CONTENTS_SLIME | CONTENTS_WATER ) ) ) {
b->numsides = 0;
return;
}
// create windings for sides and bounds for brush
MakeBrushWindings( b );
// brushes that will not be visible at all will never be
// used as bsp splitters
if ( b->contents & ( CONTENTS_PLAYERCLIP | CONTENTS_MONSTERCLIP ) ) {
c_clipbrushes++;
for ( i = 0 ; i < b->numsides ; i++ )
b->original_sides[i].texinfo = TEXINFO_NODE;
}
//
// origin brushes are removed, but they set
// the rotation origin for the rest of the brushes
// in the entity. After the entire entity is parsed,
// the planenums and texinfos will be adjusted for
// the origin brush
//
if ( b->contents & CONTENTS_ORIGIN ) {
char string[32];
vec3_t origin;
if ( num_entities == 1 ) {
Error( "Entity %i, Brush %i: origin brushes not allowed in world"
, b->entitynum, b->brushnum );
return;
}
VectorAdd( b->mins, b->maxs, origin );
VectorScale( origin, 0.5, origin );
sprintf( string, "%i %i %i", (int)origin[0], (int)origin[1], (int)origin[2] );
SetKeyValue( &entities[b->entitynum], "origin", string );
VectorCopy( origin, entities[b->entitynum].origin );
// don't keep this brush
b->numsides = 0;
return;
}
AddBrushBevels( b );
nummapbrushes++;
mapent->numbrushes++;
}
/*
================
Q2_MoveBrushesToWorld
Takes all of the brushes from the current entity and
adds them to the world's brush list.
Used by func_group and func_areaportal
================
*/
void Q2_MoveBrushesToWorld( entity_t *mapent ) {
int newbrushes;
int worldbrushes;
mapbrush_t *temp;
int i;
// this is pretty gross, because the brushes are expected to be
// in linear order for each entity
newbrushes = mapent->numbrushes;
worldbrushes = entities[0].numbrushes;
temp = GetMemory( newbrushes * sizeof( mapbrush_t ) );
memcpy( temp, mapbrushes + mapent->firstbrush, newbrushes * sizeof( mapbrush_t ) );
#if 0 // let them keep their original brush numbers
for ( i = 0 ; i < newbrushes ; i++ )
temp[i].entitynum = 0;
#endif
// make space to move the brushes (overlapped copy)
memmove( mapbrushes + worldbrushes + newbrushes,
mapbrushes + worldbrushes,
sizeof( mapbrush_t ) * ( nummapbrushes - worldbrushes - newbrushes ) );
// copy the new brushes down
memcpy( mapbrushes + worldbrushes, temp, sizeof( mapbrush_t ) * newbrushes );
// fix up indexes
entities[0].numbrushes += newbrushes;
for ( i = 1 ; i < num_entities ; i++ )
entities[i].firstbrush += newbrushes;
FreeMemory( temp );
mapent->numbrushes = 0;
}
/*
================
Q2_ParseMapEntity
================
*/
qboolean Q2_ParseMapEntity( script_t *script ) {
entity_t *mapent;
epair_t *e;
side_t *s;
int i, j;
int startbrush, startsides;
vec_t newdist;
mapbrush_t *b;
token_t token;
if ( !PS_ReadToken( script, &token ) ) {
return false;
}
if ( strcmp( token.string, "{" ) ) {
Error( "ParseEntity: { not found" );
}
if ( num_entities == MAX_MAP_ENTITIES ) {
Error( "num_entities == MAX_MAP_ENTITIES" );
}
startbrush = nummapbrushes;
startsides = nummapbrushsides;
mapent = &entities[num_entities];
num_entities++;
memset( mapent, 0, sizeof( *mapent ) );
mapent->firstbrush = nummapbrushes;
mapent->numbrushes = 0;
// mapent->portalareas[0] = -1;
// mapent->portalareas[1] = -1;
do
{
if ( !PS_ReadToken( script, &token ) ) {
Error( "ParseEntity: EOF without closing brace" );
} //end if
if ( !strcmp( token.string, "}" ) ) {
break;
}
if ( !strcmp( token.string, "{" ) ) {
Q2_ParseBrush( script, mapent );
} //end if
else
{
PS_UnreadLastToken( script );
e = ParseEpair( script );
e->next = mapent->epairs;
mapent->epairs = e;
} //end else
} while ( 1 );
GetVectorForKey( mapent, "origin", mapent->origin );
//
// if there was an origin brush, offset all of the planes and texinfo
//
if ( mapent->origin[0] || mapent->origin[1] || mapent->origin[2] ) {
for ( i = 0 ; i < mapent->numbrushes ; i++ )
{
b = &mapbrushes[mapent->firstbrush + i];
for ( j = 0 ; j < b->numsides ; j++ )
{
s = &b->original_sides[j];
newdist = mapplanes[s->planenum].dist -
DotProduct( mapplanes[s->planenum].normal, mapent->origin );
s->planenum = FindFloatPlane( mapplanes[s->planenum].normal, newdist );
s->texinfo = TexinfoForBrushTexture( &mapplanes[s->planenum],
&side_brushtextures[s - brushsides], mapent->origin );
}
MakeBrushWindings( b );
}
}
// group entities are just for editor convenience
// toss all brushes into the world entity
if ( !strcmp( "func_group", ValueForKey( mapent, "classname" ) ) ) {
Q2_MoveBrushesToWorld( mapent );
mapent->numbrushes = 0;
return true;
}
// areaportal entities move their brushes, but don't eliminate
// the entity
if ( !strcmp( "func_areaportal", ValueForKey( mapent, "classname" ) ) ) {
char str[128];
if ( mapent->numbrushes != 1 ) {
Error( "Entity %i: func_areaportal can only be a single brush", num_entities - 1 );
}
b = &mapbrushes[nummapbrushes - 1];
b->contents = CONTENTS_AREAPORTAL;
c_areaportals++;
mapent->areaportalnum = c_areaportals;
// set the portal number as "style"
sprintf( str, "%i", c_areaportals );
SetKeyValue( mapent, "style", str );
Q2_MoveBrushesToWorld( mapent );
return true;
}
return true;
}
//===================================================================
/*
================
LoadMapFile
================
*/
void Q2_LoadMapFile( char *filename ) {
int i;
script_t *script;
Log_Print( "-- Q2_LoadMapFile --\n" );
#ifdef ME
//loaded map type
loadedmaptype = MAPTYPE_QUAKE2;
//reset the map loading
ResetMapLoading();
#endif //ME
script = LoadScriptFile( filename );
if ( !script ) {
Log_Print( "couldn't open %s\n", filename );
return;
} //end if
//white spaces and escape characters inside a string are not allowed
SetScriptFlags( script, SCFL_NOSTRINGWHITESPACES |
SCFL_NOSTRINGESCAPECHARS |
SCFL_PRIMITIVE );
nummapbrushsides = 0;
num_entities = 0;
while ( Q2_ParseMapEntity( script ) )
{
}
ClearBounds( map_mins, map_maxs );
for ( i = 0 ; i < entities[0].numbrushes ; i++ )
{
if ( mapbrushes[i].mins[0] > 4096 ) {
continue; // no valid points
}
AddPointToBounds( mapbrushes[i].mins, map_mins, map_maxs );
AddPointToBounds( mapbrushes[i].maxs, map_mins, map_maxs );
} //end for
PrintMapInfo();
//free the script
FreeScript( script );
// TestExpandBrushes ();
//
Q2_CreateMapTexinfo();
} //end of the function Q2_LoadMapFile
#ifdef ME //Begin MAP loading from BSP file
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void Q2_SetLeafBrushesModelNumbers( int leafnum, int modelnum ) {
int i, brushnum;
dleaf_t *leaf;
leaf = &dleafs[leafnum];
for ( i = 0; i < leaf->numleafbrushes; i++ )
{
brushnum = dleafbrushes[leaf->firstleafbrush + i];
brushmodelnumbers[brushnum] = modelnum;
dbrushleafnums[brushnum] = leafnum;
} //end for
} //end of the function Q2_SetLeafBrushesModelNumbers
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void Q2_InitNodeStack( void ) {
nodestackptr = nodestack;
nodestacksize = 0;
} //end of the function Q2_InitNodeStack
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void Q2_PushNodeStack( int num ) {
*nodestackptr = num;
nodestackptr++;
nodestacksize++;
//
if ( nodestackptr >= &nodestack[NODESTACKSIZE] ) {
Error( "Q2_PushNodeStack: stack overflow\n" );
} //end if
} //end of the function Q2_PushNodeStack
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
int Q2_PopNodeStack( void ) {
//if the stack is empty
if ( nodestackptr <= nodestack ) {
return -1;
}
//decrease stack pointer
nodestackptr--;
nodestacksize--;
//return the top value from the stack
return *nodestackptr;
} //end of the function Q2_PopNodeStack
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void Q2_SetBrushModelNumbers( entity_t *mapent ) {
int n, pn;
int leafnum;
//
Q2_InitNodeStack();
//head node (root) of the bsp tree
n = dmodels[mapent->modelnum].headnode;
pn = 0;
do
{
//if we are in a leaf (negative node number)
if ( n < 0 ) {
//number of the leaf
leafnum = ( -n ) - 1;
//set the brush numbers
Q2_SetLeafBrushesModelNumbers( leafnum, mapent->modelnum );
//walk back into the tree to find a second child to continue with
for ( pn = Q2_PopNodeStack(); pn >= 0; n = pn, pn = Q2_PopNodeStack() )
{
//if we took the first child at the parent node
if ( dnodes[pn].children[0] == n ) {
break;
}
} //end for
//if the stack wasn't empty (if not processed whole tree)
if ( pn >= 0 ) {
//push the parent node again
Q2_PushNodeStack( pn );
//we proceed with the second child of the parent node
n = dnodes[pn].children[1];
} //end if
} //end if
else
{
//push the current node onto the stack
Q2_PushNodeStack( n );
//walk forward into the tree to the first child
n = dnodes[n].children[0];
} //end else
} while ( pn >= 0 );
} //end of the function Q2_SetBrushModelNumbers
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
void Q2_BSPBrushToMapBrush( dbrush_t *bspbrush, entity_t *mapent ) {
mapbrush_t *b;
int i, k, n;
side_t *side, *s2;
int planenum;
dbrushside_t *bspbrushside;
dplane_t *bspplane;
if ( nummapbrushes >= MAX_MAPFILE_BRUSHES ) {
Error( "nummapbrushes >= MAX_MAPFILE_BRUSHES" );
}
b = &mapbrushes[nummapbrushes];
b->original_sides = &brushsides[nummapbrushsides];
b->entitynum = mapent - entities;
b->brushnum = nummapbrushes - mapent->firstbrush;
b->leafnum = dbrushleafnums[bspbrush - dbrushes];
for ( n = 0; n < bspbrush->numsides; n++ )
{
//pointer to the bsp brush side
bspbrushside = &dbrushsides[bspbrush->firstside + n];
if ( nummapbrushsides >= MAX_MAPFILE_BRUSHSIDES ) {
Error( "MAX_MAPFILE_BRUSHSIDES" );
} //end if
//pointer to the map brush side
side = &brushsides[nummapbrushsides];
//if the BSP brush side is textured
if ( brushsidetextured[bspbrush->firstside + n] ) {
side->flags |= SFL_TEXTURED;
} else { side->flags &= ~SFL_TEXTURED;}
//ME: can get side contents and surf directly from BSP file
side->contents = bspbrush->contents;
//if the texinfo is TEXINFO_NODE
if ( bspbrushside->texinfo < 0 ) {
side->surf = 0;
} else { side->surf = texinfo[bspbrushside->texinfo].flags;}
// translucent objects are automatically classified as detail
if ( side->surf & ( SURF_TRANS33 | SURF_TRANS66 ) ) {
side->contents |= CONTENTS_DETAIL;
}
if ( side->contents & ( CONTENTS_PLAYERCLIP | CONTENTS_MONSTERCLIP ) ) {
side->contents |= CONTENTS_DETAIL;
}
if ( fulldetail ) {
side->contents &= ~CONTENTS_DETAIL;
}
if ( !( side->contents & ( ( LAST_VISIBLE_CONTENTS - 1 )
| CONTENTS_PLAYERCLIP | CONTENTS_MONSTERCLIP | CONTENTS_MIST ) ) ) {
side->contents |= CONTENTS_SOLID;
}
// hints and skips are never detail, and have no content
if ( side->surf & ( SURF_HINT | SURF_SKIP ) ) {
side->contents = 0;
side->surf &= ~CONTENTS_DETAIL;
}
//ME: get a plane for this side
bspplane = &dplanes[bspbrushside->planenum];
planenum = FindFloatPlane( bspplane->normal, bspplane->dist );
//
// see if the plane has been used already
//
//ME: this really shouldn't happen!!!
//ME: otherwise the bsp file is corrupted??
//ME: still it seems to happen, maybe Johny Boy's
//ME: brush bevel adding is crappy ?
for ( k = 0; k < b->numsides; k++ )
{
s2 = b->original_sides + k;
// if (DotProduct (mapplanes[s2->planenum].normal, mapplanes[planenum].normal) > 0.999
// && fabs(mapplanes[s2->planenum].dist - mapplanes[planenum].dist) < 0.01 )
if ( s2->planenum == planenum ) {
Log_Print( "Entity %i, Brush %i: duplicate plane\n"
, b->entitynum, b->brushnum );
break;
}
if ( s2->planenum == ( planenum ^ 1 ) ) {
Log_Print( "Entity %i, Brush %i: mirrored plane\n"
, b->entitynum, b->brushnum );
break;
}
}
if ( k != b->numsides ) {
continue; // duplicated
}
//
// keep this side
//
//ME: reset pointer to side, why? hell I dunno (pointer is set above already)
side = b->original_sides + b->numsides;
//ME: store the plane number
side->planenum = planenum;
//ME: texinfo is already stored when bsp is loaded
//NOTE: check for TEXINFO_NODE, otherwise crash in Q2_BrushContents
if ( bspbrushside->texinfo < 0 ) {
side->texinfo = 0;
} else { side->texinfo = bspbrushside->texinfo;}
// save the td off in case there is an origin brush and we
// have to recalculate the texinfo
// ME: don't need to recalculate because it's already done
// (for non-world entities) in the BSP file
// side_brushtextures[nummapbrushsides] = td;
nummapbrushsides++;
b->numsides++;
} //end for
// get the content for the entire brush
b->contents = bspbrush->contents;
Q2_BrushContents( b );
if ( BrushExists( b ) ) {
c_squattbrushes++;
b->numsides = 0;
return;
} //end if
//if we're creating AAS
if ( create_aas ) {
//create the AAS brushes from this brush, don't add brush bevels
AAS_CreateMapBrushes( b, mapent, false );
return;
} //end if
// allow detail brushes to be removed
if ( nodetail && ( b->contents & CONTENTS_DETAIL ) ) {
b->numsides = 0;
return;
} //end if
// allow water brushes to be removed
if ( nowater && ( b->contents & ( CONTENTS_LAVA | CONTENTS_SLIME | CONTENTS_WATER ) ) ) {
b->numsides = 0;
return;
} //end if
// create windings for sides and bounds for brush
MakeBrushWindings( b );
//mark brushes without winding or with a tiny window as bevels
MarkBrushBevels( b );
// brushes that will not be visible at all will never be
// used as bsp splitters
if ( b->contents & ( CONTENTS_PLAYERCLIP | CONTENTS_MONSTERCLIP ) ) {
c_clipbrushes++;
for ( i = 0; i < b->numsides; i++ )
b->original_sides[i].texinfo = TEXINFO_NODE;
} //end for
//
// origin brushes are removed, but they set
// the rotation origin for the rest of the brushes
// in the entity. After the entire entity is parsed,
// the planenums and texinfos will be adjusted for
// the origin brush
//
//ME: not needed because the entities in the BSP file already
// have an origin set
// if (b->contents & CONTENTS_ORIGIN)
// {
// char string[32];
// vec3_t origin;
//
// if (num_entities == 1)
// {
// Error ("Entity %i, Brush %i: origin brushes not allowed in world"
// , b->entitynum, b->brushnum);
// return;
// }
//
// VectorAdd (b->mins, b->maxs, origin);
// VectorScale (origin, 0.5, origin);
//
// sprintf (string, "%i %i %i", (int)origin[0], (int)origin[1], (int)origin[2]);
// SetKeyValue (&entities[b->entitynum], "origin", string);
//
// VectorCopy (origin, entities[b->entitynum].origin);
//
// // don't keep this brush
// b->numsides = 0;
//
// return;
// }
//ME: the bsp brushes already have bevels, so we won't try to
// add them again (especially since Johny Boy's bevel adding might
// be crappy)
// AddBrushBevels(b);
nummapbrushes++;
mapent->numbrushes++;
} //end of the function Q2_BSPBrushToMapBrush
//===========================================================================
//===========================================================================
void Q2_ParseBSPBrushes( entity_t *mapent ) {
int i;
//give all the brushes that belong to this entity the number of the
//BSP model used by this entity
Q2_SetBrushModelNumbers( mapent );
//now parse all the brushes with the correct mapent->modelnum
for ( i = 0; i < numbrushes; i++ )
{
if ( brushmodelnumbers[i] == mapent->modelnum ) {
Q2_BSPBrushToMapBrush( &dbrushes[i], mapent );
} //end if
} //end for
} //end of the function Q2_ParseBSPBrushes
//===========================================================================
//===========================================================================
qboolean Q2_ParseBSPEntity( int entnum ) {
entity_t *mapent;
char *model;
int startbrush, startsides;
startbrush = nummapbrushes;
startsides = nummapbrushsides;
mapent = &entities[entnum]; //num_entities];
mapent->firstbrush = nummapbrushes;
mapent->numbrushes = 0;
mapent->modelnum = -1; //-1 = no model
model = ValueForKey( mapent, "model" );
if ( model && strlen( model ) ) {
if ( *model != '*' ) {