From 952c5c128f9efaea89d41d882c4ea3ade7df4591 Mon Sep 17 00:00:00 2001 From: zakk Date: Fri, 26 Aug 2005 04:48:05 +0000 Subject: Itsa me, quake3io! git-svn-id: svn://svn.icculus.org/quake3/trunk@2 edf5b092-35ff-0310-97b2-ce42778d08ea --- code/bspc/map_sin.c | 1211 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 1211 insertions(+) create mode 100755 code/bspc/map_sin.c (limited to 'code/bspc/map_sin.c') diff --git a/code/bspc/map_sin.c b/code/bspc/map_sin.c new file mode 100755 index 0000000..7794b8c --- /dev/null +++ b/code/bspc/map_sin.c @@ -0,0 +1,1211 @@ +/* +=========================================================================== +Copyright (C) 1999-2005 Id Software, Inc. + +This file is part of Quake III Arena source code. + +Quake III Arena 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 2 of the License, +or (at your option) any later version. + +Quake III Arena 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 Foobar; if not, write to the Free Software +Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +=========================================================================== +*/ +//----------------------------------------------------------------------------- +// +// $Logfile:: /MissionPack/code/bspc/map_sin.c $ + +#include "qbsp.h" +#include "l_bsp_sin.h" +#include "aas_map.h" //AAS_CreateMapBrushes + + +//==================================================================== + + +/* +=========== +Sin_BrushContents +=========== +*/ + +int Sin_BrushContents(mapbrush_t *b) +{ + int contents; + side_t *s; + int i; +#ifdef SIN + float trans = 0; +#else + int trans; +#endif + + s = &b->original_sides[0]; + contents = s->contents; + +#ifdef SIN + trans = sin_texinfo[s->texinfo].translucence; +#else + trans = texinfo[s->texinfo].flags; +#endif + for (i=1 ; inumsides ; i++, s++) + { + s = &b->original_sides[i]; +#ifdef SIN + trans += sin_texinfo[s->texinfo].translucence; +#else + trans |= texinfo[s->texinfo].flags; +#endif + if (s->contents != contents) + { +#ifdef SIN + if ( + ( s->contents & CONTENTS_DETAIL && !(contents & CONTENTS_DETAIL) ) || + ( !(s->contents & CONTENTS_DETAIL) && contents & CONTENTS_DETAIL ) + ) + { + s->contents |= CONTENTS_DETAIL; + contents |= CONTENTS_DETAIL; + continue; + } +#endif + printf ("Entity %i, Brush %i: mixed face contents\n" + , b->entitynum, b->brushnum); + break; + } + } + + +#ifdef SIN + if (contents & CONTENTS_FENCE) + { +// contents |= CONTENTS_TRANSLUCENT; + contents |= CONTENTS_DETAIL; + contents |= CONTENTS_DUMMYFENCE; + contents &= ~CONTENTS_SOLID; + contents &= ~CONTENTS_FENCE; + contents |= CONTENTS_WINDOW; + } +#endif + + // if any side is translucent, mark the contents + // and change solid to window +#ifdef SIN + if ( trans > 0 ) +#else + if ( trans & (SURF_TRANS33|SURF_TRANS66) ) +#endif + { + contents |= CONTENTS_Q2TRANSLUCENT; + if (contents & CONTENTS_SOLID) + { + contents &= ~CONTENTS_SOLID; + contents |= CONTENTS_WINDOW; + } + } + + return contents; +} //*/ + + +//============================================================================ + + + +/* +================= +ParseBrush +================= +* / +void ParseBrush (entity_t *mapent) +{ + mapbrush_t *b; + int i,j, k; + int mt; + side_t *side, *s2; + int planenum; + brush_texture_t td; +#ifdef SIN + textureref_t newref; +#endif + int planepts[3][3]; + + if (nummapbrushes == MAX_MAP_BRUSHES) + Error ("nummapbrushes == MAX_MAP_BRUSHES"); + + b = &mapbrushes[nummapbrushes]; + b->original_sides = &brushsides[nummapbrushsides]; + b->entitynum = num_entities-1; + b->brushnum = nummapbrushes - mapent->firstbrush; + + do + { + if (!GetToken (true)) + break; + if (!strcmp (token, "}") ) + break; + + if (nummapbrushsides == MAX_MAP_BRUSHSIDES) + Error ("MAX_MAP_BRUSHSIDES"); + side = &brushsides[nummapbrushsides]; + + // read the three point plane definition + for (i=0 ; i<3 ; i++) + { + if (i != 0) + GetToken (true); + if (strcmp (token, "(") ) + Error ("parsing brush"); + + for (j=0 ; j<3 ; j++) + { + GetToken (false); + planepts[i][j] = atoi(token); + } + + GetToken (false); + if (strcmp (token, ")") ) + Error ("parsing brush"); + + } + + + // + // read the texturedef + // + GetToken (false); + strcpy (td.name, token); + + GetToken (false); + td.shift[0] = atoi(token); + GetToken (false); + td.shift[1] = atoi(token); + GetToken (false); +#ifdef SIN + td.rotate = atof(token); +#else + td.rotate = atoi(token); +#endif + GetToken (false); + td.scale[0] = atof(token); + GetToken (false); + td.scale[1] = atof(token); + + // find default flags and values + mt = FindMiptex (td.name); +#ifdef SIN + // clear out the masks on newref + memset(&newref,0,sizeof(newref)); + // copy over the name + strcpy( newref.name, td.name ); + + ParseSurfaceInfo( &newref ); + MergeRefs( &bsp_textureref[mt], &newref, &td.tref ); + side->contents = td.tref.contents; + side->surf = td.tref.flags; +#else + td.flags = textureref[mt].flags; + td.value = textureref[mt].value; + side->contents = textureref[mt].contents; + side->surf = td.flags = textureref[mt].flags; + + if (TokenAvailable()) + { + GetToken (false); + side->contents = atoi(token); + GetToken (false); + side->surf = td.flags = atoi(token); + GetToken (false); + td.value = atoi(token); + } +#endif + + // translucent objects are automatically classified as detail +#ifdef SIN + if ( td.tref.translucence > 0 ) +#else + if (side->surf & (SURF_TRANS33|SURF_TRANS66) ) +#endif + 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; +#ifndef SIN // I think this is a bug of some kind + side->surf &= ~CONTENTS_DETAIL; +#endif + } + + // + // find the plane number + // + planenum = PlaneFromPoints (planepts[0], planepts[1], planepts[2]); + if (planenum == -1) + { + printf ("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 ; knumsides ; k++) + { + s2 = b->original_sides + k; + if (s2->planenum == planenum) + { + printf ("Entity %i, Brush %i: duplicate plane\n" + , b->entitynum, b->brushnum); + break; + } + if ( s2->planenum == (planenum^1) ) + { + printf ("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; +#ifdef SIN + side->texinfo = TexinfoForBrushTexture (&mapplanes[planenum], + &td, vec3_origin, &newref); + // + // save off lightinfo + // + side->lightinfo = LightinfoForBrushTexture ( &td ); +#else + side->texinfo = TexinfoForBrushTexture (&mapplanes[planenum], + &td, vec3_origin); + +#endif + + // save the td off in case there is an origin brush and we + // have to recalculate the texinfo + side_brushtextures[nummapbrushsides] = td; +#ifdef SIN + // save off the merged tref for animating textures + side_newrefs[nummapbrushsides] = newref; +#endif + + nummapbrushsides++; + b->numsides++; + } while (1); + + // get the content for the entire brush + b->contents = Sin_BrushContents (b); + + // 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 ; inumsides ; 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++; +} //*/ + +/* +================ +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 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 = malloc(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 ; inumbrushes = 0; +} //*/ + +/* +================ +ParseMapEntity +================ +* / +qboolean Sin_ParseMapEntity (void) +{ + entity_t *mapent; + epair_t *e; + side_t *s; + int i, j; + int startbrush, startsides; + vec_t newdist; + mapbrush_t *b; + + if (!GetToken (true)) + return false; + + if (strcmp (token, "{") ) + 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 (!GetToken (true)) + Error ("ParseEntity: EOF without closing brace"); + if (!strcmp (token, "}") ) + break; + if (!strcmp (token, "{") ) + ParseBrush (mapent); + else + { + e = ParseEpair (); +#ifdef SIN + //HACK HACK HACK + // MED Gotta do this here + if ( !stricmp(e->key, "surfacefile") ) + { + if (!surfacefile[0]) + { + strcpy( surfacefile, e->value ); + } + printf ("--- ParseSurfaceFile ---\n"); + printf ("Surface script: %s\n", surfacefile); + if (!ParseSurfaceFile(surfacefile)) + { + Error ("Script file not found: %s\n", surfacefile); + } + } +#endif + e->next = mapent->epairs; + mapent->epairs = e; + } + } while (1); + +#ifdef SIN + if (!(strlen(ValueForKey(mapent, "origin"))) && ((num_entities-1) != 0)) + { + mapbrush_t *brush; + vec3_t origin; + char string[32]; + vec3_t mins, maxs; + int start, end; + // Calculate bounds + + start = mapent->firstbrush; + end = start + mapent->numbrushes; + ClearBounds (mins, maxs); + + for (j=start ; jnumsides) + continue; // not a real brush (origin brush) - shouldn't happen + AddPointToBounds (brush->mins, mins, maxs); + AddPointToBounds (brush->maxs, mins, maxs); + } + + // Set the origin to be the centroid of the entity. + VectorAdd ( mins, maxs, origin); + VectorScale( origin, 0.5f, origin ); + + sprintf (string, "%i %i %i", (int)origin[0], (int)origin[1], (int)origin[2]); + SetKeyValue ( mapent, "origin", string); +// qprintf("Setting origin to %s\n",string); + } +#endif + + GetVectorForKey (mapent, "origin", mapent->origin); + +#ifdef SIN + if ( + (!strcmp ("func_areaportal", ValueForKey (mapent, "classname"))) || + (!strcmp ("func_group", ValueForKey (mapent, "classname"))) || + (!strcmp ("detail", ValueForKey (mapent, "classname")) && !entitydetails) + ) + { + VectorClear( mapent->origin ); + } +#endif + + // + // 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 ; inumbrushes ; i++) + { + b = &mapbrushes[mapent->firstbrush + i]; + for (j=0 ; jnumsides ; 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); +#ifdef SIN + s->texinfo = TexinfoForBrushTexture (&mapplanes[s->planenum], + &side_brushtextures[s-brushsides], mapent->origin, &side_newrefs[s-brushsides]); + // + // save off lightinfo + // + s->lightinfo = LightinfoForBrushTexture ( &side_brushtextures[s-brushsides] ); +#else + s->texinfo = TexinfoForBrushTexture (&mapplanes[s->planenum], + &side_brushtextures[s-brushsides], mapent->origin); +#endif + } + MakeBrushWindings (b); + } + } + + // group entities are just for editor convenience + // toss all brushes into the world entity + if (!strcmp ("func_group", ValueForKey (mapent, "classname"))) + { + MoveBrushesToWorld (mapent); + mapent->numbrushes = 0; + mapent->wasdetail = true; + FreeValueKeys( mapent ); + return true; + } +#ifdef SIN + // detail entities are just for editor convenience + // toss all brushes into the world entity as detail brushes + if (!strcmp ("detail", ValueForKey (mapent, "classname")) && !entitydetails) + { + for (i=0 ; inumbrushes ; i++) + { + int j; + side_t * s; + b = &mapbrushes[mapent->firstbrush + i]; + if (nodetail) + { + b->numsides = 0; + continue; + } + if (!fulldetail) + { + // set the contents for the entire brush + b->contents |= CONTENTS_DETAIL; + // set the contents in the sides as well + for (j=0, s=b->original_sides ; jnumsides ; j++,s++) + { + s->contents |= CONTENTS_DETAIL; + } + } + else + { + // set the contents for the entire brush + b->contents |= CONTENTS_SOLID; + // set the contents in the sides as well + for (j=0, s=b->original_sides ; jnumsides ; j++,s++) + { + s->contents |= CONTENTS_SOLID; + } + } + } + MoveBrushesToWorld (mapent); + mapent->wasdetail = true; + FreeValueKeys( mapent ); + // kill off the entity + // num_entities--; + return true; + } +#endif + + // 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); + MoveBrushesToWorld (mapent); + return true; + } + + return true; +} //end of the function Sin_ParseMapEntity */ + +//=================================================================== + +/* +================ +LoadMapFile +================ +* / +void Sin_LoadMapFile (char *filename) +{ + int i; +#ifdef SIN + int num_detailsides=0; + int num_detailbrushes=0; + int num_worldsides=0; + int num_worldbrushes=0; + int j,k; +#endif + + qprintf ("--- LoadMapFile ---\n"); + + LoadScriptFile (filename); + + nummapbrushsides = 0; + num_entities = 0; + + while (ParseMapEntity ()) + { + } + + ClearBounds (map_mins, map_maxs); + for (i=0 ; i 4096) + continue; // no valid points + AddPointToBounds (mapbrushes[i].mins, map_mins, map_maxs); + AddPointToBounds (mapbrushes[i].maxs, map_mins, map_maxs); + } +#ifdef SIN + for (j=0; jnumsides && b->contents & CONTENTS_DETAIL) + num_detailbrushes++; + else if (b->numsides) + num_worldbrushes++; + for (k=0, s=b->original_sides ; knumsides ; k++,s++) + { + if (s->contents & CONTENTS_DETAIL) + num_detailsides++; + else + num_worldsides++; + } + } + } +#endif + + qprintf ("%5i brushes\n", nummapbrushes); + qprintf ("%5i clipbrushes\n", c_clipbrushes); + qprintf ("%5i total sides\n", nummapbrushsides); + qprintf ("%5i boxbevels\n", c_boxbevels); + qprintf ("%5i edgebevels\n", c_edgebevels); + qprintf ("%5i entities\n", num_entities); + qprintf ("%5i planes\n", nummapplanes); + qprintf ("%5i areaportals\n", c_areaportals); + qprintf ("size: %5.0f,%5.0f,%5.0f to %5.0f,%5.0f,%5.0f\n", map_mins[0],map_mins[1],map_mins[2], + map_maxs[0],map_maxs[1],map_maxs[2]); +#ifdef SIN + qprintf ("%5i detailbrushes\n", num_detailbrushes); + qprintf ("%5i worldbrushes\n", num_worldbrushes); + qprintf ("%5i detailsides\n", num_detailsides); + qprintf ("%5i worldsides\n", num_worldsides); +#endif + +} //end of the function Sin_LoadMap */ + + +#ifdef ME //Begin MAP loading from BSP file +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void Sin_CreateMapTexinfo(void) +{ + int i; + vec_t defaultvec[4] = {1, 0, 0, 0}; + + memcpy(map_texinfo[0].vecs[0], defaultvec, sizeof(defaultvec)); + memcpy(map_texinfo[0].vecs[1], defaultvec, sizeof(defaultvec)); + map_texinfo[0].flags = 0; + map_texinfo[0].value = 0; + strcpy(map_texinfo[0].texture, "generic/misc/red"); //no texture + map_texinfo[0].nexttexinfo = -1; + for (i = 1; i < sin_numtexinfo; i++) + { + memcpy(map_texinfo[i].vecs, sin_texinfo[i].vecs, sizeof(float) * 2 * 4); + map_texinfo[i].flags = sin_texinfo[i].flags; + map_texinfo[i].value = 0; + strcpy(map_texinfo[i].texture, sin_texinfo[i].texture); + map_texinfo[i].nexttexinfo = -1; + } //end for +} //end of the function Sin_CreateMapTexinfo +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void Sin_SetLeafBrushesModelNumbers(int leafnum, int modelnum) +{ + int i, brushnum; + sin_dleaf_t *leaf; + + leaf = &sin_dleafs[leafnum]; + for (i = 0; i < leaf->numleafbrushes; i++) + { + brushnum = sin_dleafbrushes[leaf->firstleafbrush + i]; + brushmodelnumbers[brushnum] = modelnum; + dbrushleafnums[brushnum] = leafnum; + } //end for +} //end of the function Sin_SetLeafBrushesModelNumbers +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void Sin_InitNodeStack(void) +{ + nodestackptr = nodestack; + nodestacksize = 0; +} //end of the function Sin_InitNodeStack +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void Sin_PushNodeStack(int num) +{ + *nodestackptr = num; + nodestackptr++; + nodestacksize++; + // + if (nodestackptr >= &nodestack[NODESTACKSIZE]) + { + Error("Sin_PushNodeStack: stack overflow\n"); + } //end if +} //end of the function Sin_PushNodeStack +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int Sin_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 Sin_PopNodeStack +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void Sin_SetBrushModelNumbers(entity_t *mapent) +{ + int n, pn; + int leafnum; + + // + Sin_InitNodeStack(); + //head node (root) of the bsp tree + n = sin_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 + Sin_SetLeafBrushesModelNumbers(leafnum, mapent->modelnum); + //walk back into the tree to find a second child to continue with + for (pn = Sin_PopNodeStack(); pn >= 0; n = pn, pn = Sin_PopNodeStack()) + { + //if we took the first child at the parent node + if (sin_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 + Sin_PushNodeStack(pn); + //we proceed with the second child of the parent node + n = sin_dnodes[pn].children[1]; + } //end if + } //end if + else + { + //push the current node onto the stack + Sin_PushNodeStack(n); + //walk forward into the tree to the first child + n = sin_dnodes[n].children[0]; + } //end else + } while(pn >= 0); +} //end of the function Sin_SetBrushModelNumbers +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void Sin_BSPBrushToMapBrush(sin_dbrush_t *bspbrush, entity_t *mapent) +{ + mapbrush_t *b; + int i, k, n; + side_t *side, *s2; + int planenum; + sin_dbrushside_t *bspbrushside; + sin_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 - sin_dbrushes]; + + for (n = 0; n < bspbrush->numsides; n++) + { + //pointer to the bsp brush side + bspbrushside = &sin_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 (sin_dbrushsidetextured[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 = sin_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 = &sin_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 (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 Sin_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; + Sin_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 Sin_BSPBrushToMapBrush +//=========================================================================== +//=========================================================================== +void Sin_ParseBSPBrushes(entity_t *mapent) +{ + int i, testnum = 0; + + //give all the brushes that belong to this entity the number of the + //BSP model used by this entity + Sin_SetBrushModelNumbers(mapent); + //now parse all the brushes with the correct mapent->modelnum + for (i = 0; i < sin_numbrushes; i++) + { + if (brushmodelnumbers[i] == mapent->modelnum) + { + testnum++; + Sin_BSPBrushToMapBrush(&sin_dbrushes[i], mapent); + } //end if + } //end for +} //end of the function Sin_ParseBSPBrushes +//=========================================================================== +//=========================================================================== +qboolean Sin_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 && *model == '*') + { + mapent->modelnum = atoi(&model[1]); + //Log_Print("model = %s\n", model); + //Log_Print("mapent->modelnum = %d\n", mapent->modelnum); + } //end if + + GetVectorForKey(mapent, "origin", mapent->origin); + + //if this is the world entity it has model number zero + //the world entity has no model key + if (!strcmp("worldspawn", ValueForKey(mapent, "classname"))) + { + mapent->modelnum = 0; + } //end if + //if the map entity has a BSP model (a modelnum of -1 is used for + //entities that aren't using a BSP model) + if (mapent->modelnum >= 0) + { + //parse the bsp brushes + Sin_ParseBSPBrushes(mapent); + } //end if + // + //the origin of the entity is already taken into account + // + //func_group entities can't be in the bsp file + // + //check out the func_areaportal entities + if (!strcmp ("func_areaportal", ValueForKey (mapent, "classname"))) + { + c_areaportals++; + mapent->areaportalnum = c_areaportals; + return true; + } //end if + return true; +} //end of the function Sin_ParseBSPEntity +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void Sin_LoadMapFromBSP(char *filename, int offset, int length) +{ + int i; + + Log_Print("-- Sin_LoadMapFromBSP --\n"); + //loaded map type + loadedmaptype = MAPTYPE_SIN; + + Log_Print("Loading map from %s...\n", filename); + //load the bsp file + Sin_LoadBSPFile(filename, offset, length); + + //create an index from bsp planes to map planes + //DPlanes2MapPlanes(); + //clear brush model numbers + for (i = 0; i < MAX_MAPFILE_BRUSHES; i++) + brushmodelnumbers[i] = -1; + + nummapbrushsides = 0; + num_entities = 0; + + Sin_ParseEntities(); + // + for (i = 0; i < num_entities; i++) + { + Sin_ParseBSPEntity(i); + } //end for + + //get the map mins and maxs from the world model + 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 + // + Sin_CreateMapTexinfo(); +} //end of the function Sin_LoadMapFromBSP + +void Sin_ResetMapLoading(void) +{ + //reset for map loading from bsp + memset(nodestack, 0, NODESTACKSIZE * sizeof(int)); + nodestackptr = NULL; + nodestacksize = 0; + memset(brushmodelnumbers, 0, MAX_MAPFILE_BRUSHES * sizeof(int)); +} //end of the function Sin_ResetMapLoading + +//End MAP loading from BSP file + +#endif //ME -- cgit v1.2.3