mirror of
https://bitbucket.org/CPMADevs/cnq3
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481 lines
14 KiB
C++
481 lines
14 KiB
C++
/*
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===========================================================================
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Copyright (C) 1999-2005 Id Software, Inc.
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This file is part of Quake III Arena source code.
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Quake III Arena source code is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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Quake III Arena source code is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Quake III Arena source code; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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===========================================================================
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*/
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/*****************************************************************************
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* name: be_aas_bspq3.c
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*
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* desc: BSP, Environment Sampling
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*
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* $Archive: /MissionPack/code/botlib/be_aas_bspq3.c $
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*
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*****************************************************************************/
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#include "../qcommon/q_shared.h"
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#include "l_memory.h"
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#include "l_script.h"
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#include "l_precomp.h"
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#include "l_struct.h"
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#include "aasfile.h"
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#include "botlib.h"
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#include "be_aas.h"
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#include "be_aas_funcs.h"
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#include "be_aas_def.h"
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extern botlib_import_t botimport;
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//#define TRACE_DEBUG
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#define ON_EPSILON 0.005
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#define MAX_BSPENTITIES 2048
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//bsp entity epair
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typedef struct bsp_epair_s
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{
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char *key;
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char *value;
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struct bsp_epair_s *next;
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} bsp_epair_t;
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//bsp data entity
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typedef struct bsp_entity_s
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{
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bsp_epair_t *epairs;
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} bsp_entity_t;
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//id Sofware BSP data
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typedef struct bsp_s
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{
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//qtrue when bsp file is loaded
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int loaded;
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//entity data
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int entdatasize;
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char *dentdata;
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//bsp entities
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int numentities;
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bsp_entity_t entities[MAX_BSPENTITIES];
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} bsp_t;
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//global bsp
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bsp_t bspworld;
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#ifdef BSP_DEBUG
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typedef struct cname_s
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{
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int value;
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char *name;
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} cname_t;
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cname_t contentnames[] =
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{
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{CONTENTS_SOLID,"CONTENTS_SOLID"},
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{CONTENTS_WINDOW,"CONTENTS_WINDOW"},
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{CONTENTS_AUX,"CONTENTS_AUX"},
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{CONTENTS_LAVA,"CONTENTS_LAVA"},
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{CONTENTS_SLIME,"CONTENTS_SLIME"},
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{CONTENTS_WATER,"CONTENTS_WATER"},
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{CONTENTS_MIST,"CONTENTS_MIST"},
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{LAST_VISIBLE_CONTENTS,"LAST_VISIBLE_CONTENTS"},
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{CONTENTS_AREAPORTAL,"CONTENTS_AREAPORTAL"},
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{CONTENTS_PLAYERCLIP,"CONTENTS_PLAYERCLIP"},
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{CONTENTS_MONSTERCLIP,"CONTENTS_MONSTERCLIP"},
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{CONTENTS_CURRENT_0,"CONTENTS_CURRENT_0"},
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{CONTENTS_CURRENT_90,"CONTENTS_CURRENT_90"},
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{CONTENTS_CURRENT_180,"CONTENTS_CURRENT_180"},
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{CONTENTS_CURRENT_270,"CONTENTS_CURRENT_270"},
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{CONTENTS_CURRENT_UP,"CONTENTS_CURRENT_UP"},
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{CONTENTS_CURRENT_DOWN,"CONTENTS_CURRENT_DOWN"},
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{CONTENTS_ORIGIN,"CONTENTS_ORIGIN"},
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{CONTENTS_MONSTER,"CONTENTS_MONSTER"},
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{CONTENTS_DEADMONSTER,"CONTENTS_DEADMONSTER"},
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{CONTENTS_DETAIL,"CONTENTS_DETAIL"},
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{CONTENTS_TRANSLUCENT,"CONTENTS_TRANSLUCENT"},
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{CONTENTS_LADDER,"CONTENTS_LADDER"},
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{0, 0}
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};
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void PrintContents(int contents)
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{
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int i;
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for (i = 0; contentnames[i].value; i++)
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{
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if (contents & contentnames[i].value)
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{
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botimport.Print(PRT_MESSAGE, "%s\n", contentnames[i].name);
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} //end if
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} //end for
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} //end of the function PrintContents
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#endif // BSP_DEBUG
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//===========================================================================
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// traces axial boxes of any size through the world
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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bsp_trace_t AAS_Trace(vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, int passent, int contentmask)
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{
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bsp_trace_t bsptrace;
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botimport.Trace(&bsptrace, start, mins, maxs, end, passent, contentmask);
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return bsptrace;
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} //end of the function AAS_Trace
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//===========================================================================
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// returns the contents at the given point
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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int AAS_PointContents(vec3_t point)
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{
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return botimport.PointContents(point);
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} //end of the function AAS_PointContents
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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qbool AAS_EntityCollision(int entnum,
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vec3_t start, vec3_t boxmins, vec3_t boxmaxs, vec3_t end,
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int contentmask, bsp_trace_t *trace)
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{
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bsp_trace_t enttrace;
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botimport.EntityTrace(&enttrace, start, boxmins, boxmaxs, end, entnum, contentmask);
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if (enttrace.fraction < trace->fraction)
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{
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Com_Memcpy(trace, &enttrace, sizeof(bsp_trace_t));
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return qtrue;
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} //end if
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return qfalse;
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} //end of the function AAS_EntityCollision
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//===========================================================================
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// returns qtrue if in Potentially Hearable Set
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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qbool AAS_inPVS(vec3_t p1, vec3_t p2)
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{
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return botimport.inPVS(p1, p2);
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} //end of the function AAS_InPVS
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//===========================================================================
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// returns qtrue if in Potentially Visible Set
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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qbool AAS_inPHS(vec3_t p1, vec3_t p2)
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{
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return qtrue;
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} //end of the function AAS_inPHS
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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void AAS_BSPModelMinsMaxsOrigin(int modelnum, vec3_t angles, vec3_t mins, vec3_t maxs, vec3_t origin)
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{
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botimport.BSPModelMinsMaxsOrigin(modelnum, angles, mins, maxs, origin);
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} //end of the function AAS_BSPModelMinsMaxs
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//===========================================================================
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// unlinks the entity from all leaves
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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void AAS_UnlinkFromBSPLeaves(bsp_link_t *leaves)
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{
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} //end of the function AAS_UnlinkFromBSPLeaves
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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bsp_link_t *AAS_BSPLinkEntity(vec3_t absmins, vec3_t absmaxs, int entnum, int modelnum)
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{
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return NULL;
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} //end of the function AAS_BSPLinkEntity
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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/*
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int AAS_BoxEntities(vec3_t absmins, vec3_t absmaxs, int *list, int maxcount)
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{
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return 0;
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} //end of the function AAS_BoxEntities
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*/
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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int AAS_NextBSPEntity(int ent)
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{
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ent++;
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if (ent >= 1 && ent < bspworld.numentities) return ent;
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return 0;
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} //end of the function AAS_NextBSPEntity
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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int AAS_BSPEntityInRange(int ent)
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{
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if (ent <= 0 || ent >= bspworld.numentities)
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{
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botimport.Print(PRT_MESSAGE, "bsp entity out of range\n");
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return qfalse;
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} //end if
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return qtrue;
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} //end of the function AAS_BSPEntityInRange
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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int AAS_ValueForBSPEpairKey(int ent, char* const key, char* const value, int size)
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{
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bsp_epair_t *epair;
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value[0] = '\0';
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if (!AAS_BSPEntityInRange(ent)) return qfalse;
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for (epair = bspworld.entities[ent].epairs; epair; epair = epair->next)
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{
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if (!strcmp(epair->key, key))
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{
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strncpy(value, epair->value, size-1);
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value[size-1] = '\0';
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return qtrue;
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} //end if
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} //end for
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return qfalse;
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} //end of the function AAS_FindBSPEpair
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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int AAS_VectorForBSPEpairKey(int ent, char* const key, vec3_t v)
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{
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char buf[MAX_EPAIRKEY];
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double v1, v2, v3;
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VectorClear(v);
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if (!AAS_ValueForBSPEpairKey(ent, key, buf, MAX_EPAIRKEY)) return qfalse;
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//scanf into doubles, then assign, so it is vec_t size independent
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v1 = v2 = v3 = 0;
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sscanf(buf, "%lf %lf %lf", &v1, &v2, &v3);
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v[0] = v1;
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v[1] = v2;
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v[2] = v3;
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return qtrue;
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} //end of the function AAS_VectorForBSPEpairKey
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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int AAS_FloatForBSPEpairKey(int ent, char* key, float *value)
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{
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char buf[MAX_EPAIRKEY];
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*value = 0;
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if (!AAS_ValueForBSPEpairKey(ent, key, buf, MAX_EPAIRKEY)) return qfalse;
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*value = atof(buf);
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return qtrue;
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} //end of the function AAS_FloatForBSPEpairKey
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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int AAS_IntForBSPEpairKey(int ent, char *key, int *value)
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{
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char buf[MAX_EPAIRKEY];
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*value = 0;
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if (!AAS_ValueForBSPEpairKey(ent, key, buf, MAX_EPAIRKEY)) return qfalse;
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*value = atoi(buf);
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return qtrue;
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} //end of the function AAS_IntForBSPEpairKey
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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void AAS_FreeBSPEntities(void)
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{
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int i;
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bsp_entity_t *ent;
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bsp_epair_t *epair, *nextepair;
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for (i = 1; i < bspworld.numentities; i++)
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{
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ent = &bspworld.entities[i];
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for (epair = ent->epairs; epair; epair = nextepair)
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{
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nextepair = epair->next;
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//
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if (epair->key) FreeMemory(epair->key);
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if (epair->value) FreeMemory(epair->value);
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FreeMemory(epair);
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} //end for
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} //end for
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bspworld.numentities = 0;
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} //end of the function AAS_FreeBSPEntities
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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void AAS_ParseBSPEntities(void)
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{
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script_t *script;
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token_t token;
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bsp_entity_t *ent;
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bsp_epair_t *epair;
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script = LoadScriptMemory(bspworld.dentdata, bspworld.entdatasize, "entdata");
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SetScriptFlags(script, SCFL_NOSTRINGWHITESPACES|SCFL_NOSTRINGESCAPECHARS);//SCFL_PRIMITIVE);
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bspworld.numentities = 1;
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while(PS_ReadToken(script, &token))
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{
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if (strcmp(token.string, "{"))
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{
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ScriptError(script, "invalid %s\n", token.string);
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AAS_FreeBSPEntities();
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FreeScript(script);
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return;
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} //end if
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if (bspworld.numentities >= MAX_BSPENTITIES)
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{
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botimport.Print(PRT_MESSAGE, "too many entities in BSP file\n");
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break;
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} //end if
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ent = &bspworld.entities[bspworld.numentities];
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bspworld.numentities++;
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ent->epairs = NULL;
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while(PS_ReadToken(script, &token))
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{
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if (!strcmp(token.string, "}")) break;
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epair = (bsp_epair_t *) GetClearedHunkMemory(sizeof(bsp_epair_t));
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epair->next = ent->epairs;
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ent->epairs = epair;
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if (token.type != TT_STRING)
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{
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ScriptError(script, "invalid %s\n", token.string);
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AAS_FreeBSPEntities();
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FreeScript(script);
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return;
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} //end if
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StripDoubleQuotes(token.string);
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epair->key = (char *) GetHunkMemory(strlen(token.string) + 1);
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strcpy(epair->key, token.string);
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if (!PS_ExpectTokenType(script, TT_STRING, 0, &token))
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{
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AAS_FreeBSPEntities();
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FreeScript(script);
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return;
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} //end if
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StripDoubleQuotes(token.string);
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epair->value = (char *) GetHunkMemory(strlen(token.string) + 1);
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strcpy(epair->value, token.string);
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} //end while
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if (strcmp(token.string, "}"))
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{
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ScriptError(script, "missing }\n");
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AAS_FreeBSPEntities();
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FreeScript(script);
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return;
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} //end if
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} //end while
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FreeScript(script);
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} //end of the function AAS_ParseBSPEntities
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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int AAS_BSPTraceLight(vec3_t start, vec3_t end, vec3_t endpos, int *red, int *green, int *blue)
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{
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return 0;
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} //end of the function AAS_BSPTraceLight
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//===========================================================================
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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void AAS_DumpBSPData(void)
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{
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AAS_FreeBSPEntities();
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if (bspworld.dentdata) FreeMemory(bspworld.dentdata);
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bspworld.dentdata = NULL;
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bspworld.entdatasize = 0;
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//
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bspworld.loaded = qfalse;
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Com_Memset( &bspworld, 0, sizeof(bspworld) );
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} //end of the function AAS_DumpBSPData
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//===========================================================================
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// load an bsp file
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//
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// Parameter: -
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// Returns: -
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// Changes Globals: -
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//===========================================================================
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int AAS_LoadBSPFile(void)
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{
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AAS_DumpBSPData();
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bspworld.entdatasize = strlen(botimport.BSPEntityData()) + 1;
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bspworld.dentdata = (char *) GetClearedHunkMemory(bspworld.entdatasize);
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Com_Memcpy(bspworld.dentdata, botimport.BSPEntityData(), bspworld.entdatasize);
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AAS_ParseBSPEntities();
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bspworld.loaded = qtrue;
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return BLERR_NOERROR;
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} //end of the function AAS_LoadBSPFile
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