mirror of
https://github.com/shawns-valve/halflife.git
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528 lines
12 KiB
C++
528 lines
12 KiB
C++
/***
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*
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* Copyright (c) 1996-2001, Valve LLC. All rights reserved.
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*
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* This product contains software technology licensed from Id
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* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
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* All Rights Reserved.
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*
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* Use, distribution, and modification of this source code and/or resulting
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* object code is restricted to non-commercial enhancements to products from
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* Valve LLC. All other use, distribution, or modification is prohibited
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* without written permission from Valve LLC.
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*
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****/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "../common/nowin.h"
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typedef int BOOL;
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#define TRUE 1
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#define FALSE 0
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// hack into header files that we can ship
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typedef int qboolean;
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typedef unsigned char byte;
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#include "../utils/common/mathlib.h"
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#include "const.h"
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#include "progdefs.h"
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#include "edict.h"
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#include "eiface.h"
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#include "studio.h"
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#ifndef ACTIVITY_H
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#include "activity.h"
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#endif
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#include "activitymap.h"
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#ifndef ANIMATION_H
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#include "animation.h"
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#endif
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#ifndef SCRIPTEVENT_H
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#include "scriptevent.h"
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#endif
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#ifndef ENGINECALLBACK_H
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#include "enginecallback.h"
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#endif
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extern globalvars_t *gpGlobals;
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#pragma warning( disable : 4244 )
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int ExtractBbox( void *pmodel, int sequence, float *mins, float *maxs )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if (! pstudiohdr)
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return 0;
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mstudioseqdesc_t *pseqdesc;
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pseqdesc = (mstudioseqdesc_t *)((byte *)pstudiohdr + pstudiohdr->seqindex);
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mins[0] = pseqdesc[ sequence ].bbmin[0];
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mins[1] = pseqdesc[ sequence ].bbmin[1];
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mins[2] = pseqdesc[ sequence ].bbmin[2];
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maxs[0] = pseqdesc[ sequence ].bbmax[0];
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maxs[1] = pseqdesc[ sequence ].bbmax[1];
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maxs[2] = pseqdesc[ sequence ].bbmax[2];
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return 1;
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}
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int LookupActivity( void *pmodel, entvars_t *pev, int activity )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if (! pstudiohdr)
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return 0;
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mstudioseqdesc_t *pseqdesc;
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pseqdesc = (mstudioseqdesc_t *)((byte *)pstudiohdr + pstudiohdr->seqindex);
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int weighttotal = 0;
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int seq = ACTIVITY_NOT_AVAILABLE;
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for (int i = 0; i < pstudiohdr->numseq; i++)
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{
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if (pseqdesc[i].activity == activity)
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{
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weighttotal += pseqdesc[i].actweight;
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if (!weighttotal || RANDOM_LONG(0,weighttotal-1) < pseqdesc[i].actweight)
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seq = i;
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}
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}
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return seq;
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}
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int LookupActivityHeaviest( void *pmodel, entvars_t *pev, int activity )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if ( !pstudiohdr )
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return 0;
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mstudioseqdesc_t *pseqdesc;
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pseqdesc = (mstudioseqdesc_t *)((byte *)pstudiohdr + pstudiohdr->seqindex);
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int weight = 0;
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int seq = ACTIVITY_NOT_AVAILABLE;
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for (int i = 0; i < pstudiohdr->numseq; i++)
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{
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if (pseqdesc[i].activity == activity)
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{
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if ( pseqdesc[i].actweight > weight )
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{
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weight = pseqdesc[i].actweight;
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seq = i;
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}
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}
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}
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return seq;
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}
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void GetEyePosition ( void *pmodel, float *vecEyePosition )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if ( !pstudiohdr )
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{
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ALERT ( at_console, "GetEyePosition() Can't get pstudiohdr ptr!\n" );
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return;
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}
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VectorCopy ( pstudiohdr->eyeposition, vecEyePosition );
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}
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int LookupSequence( void *pmodel, const char *label )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if (! pstudiohdr)
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return 0;
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mstudioseqdesc_t *pseqdesc;
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pseqdesc = (mstudioseqdesc_t *)((byte *)pstudiohdr + pstudiohdr->seqindex);
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for (int i = 0; i < pstudiohdr->numseq; i++)
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{
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if (stricmp( pseqdesc[i].label, label ) == 0)
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return i;
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}
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return -1;
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}
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int IsSoundEvent( int eventNumber )
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{
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if ( eventNumber == SCRIPT_EVENT_SOUND || eventNumber == SCRIPT_EVENT_SOUND_VOICE )
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return 1;
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return 0;
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}
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void SequencePrecache( void *pmodel, const char *pSequenceName )
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{
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int index = LookupSequence( pmodel, pSequenceName );
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if ( index >= 0 )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if ( !pstudiohdr || index >= pstudiohdr->numseq )
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return;
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mstudioseqdesc_t *pseqdesc;
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mstudioevent_t *pevent;
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pseqdesc = (mstudioseqdesc_t *)((byte *)pstudiohdr + pstudiohdr->seqindex) + index;
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pevent = (mstudioevent_t *)((byte *)pstudiohdr + pseqdesc->eventindex);
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for (int i = 0; i < pseqdesc->numevents; i++)
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{
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// Don't send client-side events to the server AI
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if ( pevent[i].event >= EVENT_CLIENT )
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continue;
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// UNDONE: Add a callback to check to see if a sound is precached yet and don't allocate a copy
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// of it's name if it is.
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if ( IsSoundEvent( pevent[i].event ) )
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{
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if ( !strlen(pevent[i].options) )
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{
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ALERT( at_error, "Bad sound event %d in sequence %s :: %s (sound is \"%s\")\n", pevent[i].event, pstudiohdr->name, pSequenceName, pevent[i].options );
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}
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PRECACHE_SOUND( (char *)(gpGlobals->pStringBase + ALLOC_STRING(pevent[i].options) ) );
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}
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}
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}
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}
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void GetSequenceInfo( void *pmodel, entvars_t *pev, float *pflFrameRate, float *pflGroundSpeed )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if (! pstudiohdr)
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return;
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mstudioseqdesc_t *pseqdesc;
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if (pev->sequence >= pstudiohdr->numseq)
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{
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*pflFrameRate = 0.0;
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*pflGroundSpeed = 0.0;
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return;
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}
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pseqdesc = (mstudioseqdesc_t *)((byte *)pstudiohdr + pstudiohdr->seqindex) + (int)pev->sequence;
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if (pseqdesc->numframes > 1)
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{
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*pflFrameRate = 256 * pseqdesc->fps / (pseqdesc->numframes - 1);
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*pflGroundSpeed = sqrt( pseqdesc->linearmovement[0]*pseqdesc->linearmovement[0]+ pseqdesc->linearmovement[1]*pseqdesc->linearmovement[1]+ pseqdesc->linearmovement[2]*pseqdesc->linearmovement[2] );
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*pflGroundSpeed = *pflGroundSpeed * pseqdesc->fps / (pseqdesc->numframes - 1);
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}
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else
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{
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*pflFrameRate = 256.0;
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*pflGroundSpeed = 0.0;
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}
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}
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int GetSequenceFlags( void *pmodel, entvars_t *pev )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if ( !pstudiohdr || pev->sequence >= pstudiohdr->numseq )
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return 0;
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mstudioseqdesc_t *pseqdesc;
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pseqdesc = (mstudioseqdesc_t *)((byte *)pstudiohdr + pstudiohdr->seqindex) + (int)pev->sequence;
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return pseqdesc->flags;
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}
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int GetAnimationEvent( void *pmodel, entvars_t *pev, MonsterEvent_t *pMonsterEvent, float flStart, float flEnd, int index )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if ( !pstudiohdr || pev->sequence >= pstudiohdr->numseq || !pMonsterEvent )
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return 0;
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int events = 0;
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mstudioseqdesc_t *pseqdesc;
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mstudioevent_t *pevent;
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pseqdesc = (mstudioseqdesc_t *)((byte *)pstudiohdr + pstudiohdr->seqindex) + (int)pev->sequence;
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pevent = (mstudioevent_t *)((byte *)pstudiohdr + pseqdesc->eventindex);
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if (pseqdesc->numevents == 0 || index > pseqdesc->numevents )
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return 0;
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if (pseqdesc->numframes > 1)
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{
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flStart *= (pseqdesc->numframes - 1) / 256.0;
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flEnd *= (pseqdesc->numframes - 1) / 256.0;
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}
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else
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{
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flStart = 0;
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flEnd = 1.0;
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}
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for (; index < pseqdesc->numevents; index++)
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{
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// Don't send client-side events to the server AI
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if ( pevent[index].event >= EVENT_CLIENT )
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continue;
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if ( (pevent[index].frame >= flStart && pevent[index].frame < flEnd) ||
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((pseqdesc->flags & STUDIO_LOOPING) && flEnd >= pseqdesc->numframes - 1 && pevent[index].frame < flEnd - pseqdesc->numframes + 1) )
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{
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pMonsterEvent->event = pevent[index].event;
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pMonsterEvent->options = pevent[index].options;
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return index + 1;
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}
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}
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return 0;
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}
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float SetController( void *pmodel, entvars_t *pev, int iController, float flValue )
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{
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studiohdr_t *pstudiohdr;
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int i;
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pstudiohdr = (studiohdr_t *)pmodel;
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if (! pstudiohdr)
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return flValue;
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mstudiobonecontroller_t *pbonecontroller = (mstudiobonecontroller_t *)((byte *)pstudiohdr + pstudiohdr->bonecontrollerindex);
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// find first controller that matches the index
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for ( i = 0; i < pstudiohdr->numbonecontrollers; i++, pbonecontroller++)
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{
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if (pbonecontroller->index == iController)
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break;
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}
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if (i >= pstudiohdr->numbonecontrollers)
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return flValue;
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// wrap 0..360 if it's a rotational controller
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if (pbonecontroller->type & (STUDIO_XR | STUDIO_YR | STUDIO_ZR))
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{
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// ugly hack, invert value if end < start
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if (pbonecontroller->end < pbonecontroller->start)
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flValue = -flValue;
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// does the controller not wrap?
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if (pbonecontroller->start + 359.0 >= pbonecontroller->end)
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{
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if (flValue > ((pbonecontroller->start + pbonecontroller->end) / 2.0) + 180)
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flValue = flValue - 360;
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if (flValue < ((pbonecontroller->start + pbonecontroller->end) / 2.0) - 180)
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flValue = flValue + 360;
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}
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else
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{
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if (flValue > 360)
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flValue = flValue - (int)(flValue / 360.0) * 360.0;
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else if (flValue < 0)
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flValue = flValue + (int)((flValue / -360.0) + 1) * 360.0;
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}
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}
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int setting = 255 * (flValue - pbonecontroller->start) / (pbonecontroller->end - pbonecontroller->start);
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if (setting < 0) setting = 0;
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if (setting > 255) setting = 255;
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pev->controller[iController] = setting;
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return setting * (1.0 / 255.0) * (pbonecontroller->end - pbonecontroller->start) + pbonecontroller->start;
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}
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float SetBlending( void *pmodel, entvars_t *pev, int iBlender, float flValue )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if (! pstudiohdr)
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return flValue;
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mstudioseqdesc_t *pseqdesc;
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pseqdesc = (mstudioseqdesc_t *)((byte *)pstudiohdr + pstudiohdr->seqindex) + (int)pev->sequence;
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if (pseqdesc->blendtype[iBlender] == 0)
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return flValue;
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if (pseqdesc->blendtype[iBlender] & (STUDIO_XR | STUDIO_YR | STUDIO_ZR))
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{
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// ugly hack, invert value if end < start
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if (pseqdesc->blendend[iBlender] < pseqdesc->blendstart[iBlender])
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flValue = -flValue;
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// does the controller not wrap?
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if (pseqdesc->blendstart[iBlender] + 359.0 >= pseqdesc->blendend[iBlender])
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{
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if (flValue > ((pseqdesc->blendstart[iBlender] + pseqdesc->blendend[iBlender]) / 2.0) + 180)
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flValue = flValue - 360;
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if (flValue < ((pseqdesc->blendstart[iBlender] + pseqdesc->blendend[iBlender]) / 2.0) - 180)
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flValue = flValue + 360;
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}
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}
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int setting = 255 * (flValue - pseqdesc->blendstart[iBlender]) / (pseqdesc->blendend[iBlender] - pseqdesc->blendstart[iBlender]);
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if (setting < 0) setting = 0;
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if (setting > 255) setting = 255;
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pev->blending[iBlender] = setting;
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return setting * (1.0 / 255.0) * (pseqdesc->blendend[iBlender] - pseqdesc->blendstart[iBlender]) + pseqdesc->blendstart[iBlender];
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}
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int FindTransition( void *pmodel, int iEndingAnim, int iGoalAnim, int *piDir )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if (! pstudiohdr)
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return iGoalAnim;
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mstudioseqdesc_t *pseqdesc;
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pseqdesc = (mstudioseqdesc_t *)((byte *)pstudiohdr + pstudiohdr->seqindex);
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// bail if we're going to or from a node 0
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if (pseqdesc[iEndingAnim].entrynode == 0 || pseqdesc[iGoalAnim].entrynode == 0)
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{
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return iGoalAnim;
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}
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int iEndNode;
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// ALERT( at_console, "from %d to %d: ", pEndNode->iEndNode, pGoalNode->iStartNode );
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if (*piDir > 0)
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{
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iEndNode = pseqdesc[iEndingAnim].exitnode;
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}
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else
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{
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iEndNode = pseqdesc[iEndingAnim].entrynode;
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}
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if (iEndNode == pseqdesc[iGoalAnim].entrynode)
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{
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*piDir = 1;
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return iGoalAnim;
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}
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byte *pTransition = ((byte *)pstudiohdr + pstudiohdr->transitionindex);
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int iInternNode = pTransition[(iEndNode-1)*pstudiohdr->numtransitions + (pseqdesc[iGoalAnim].entrynode-1)];
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if (iInternNode == 0)
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return iGoalAnim;
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int i;
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// look for someone going
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for (i = 0; i < pstudiohdr->numseq; i++)
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{
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if (pseqdesc[i].entrynode == iEndNode && pseqdesc[i].exitnode == iInternNode)
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{
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*piDir = 1;
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return i;
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}
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if (pseqdesc[i].nodeflags)
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{
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if (pseqdesc[i].exitnode == iEndNode && pseqdesc[i].entrynode == iInternNode)
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{
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*piDir = -1;
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return i;
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}
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}
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}
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ALERT( at_console, "error in transition graph" );
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return iGoalAnim;
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}
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void SetBodygroup( void *pmodel, entvars_t *pev, int iGroup, int iValue )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if (! pstudiohdr)
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return;
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if (iGroup > pstudiohdr->numbodyparts)
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return;
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mstudiobodyparts_t *pbodypart = (mstudiobodyparts_t *)((byte *)pstudiohdr + pstudiohdr->bodypartindex) + iGroup;
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if (iValue >= pbodypart->nummodels)
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return;
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int iCurrent = (pev->body / pbodypart->base) % pbodypart->nummodels;
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pev->body = (pev->body - (iCurrent * pbodypart->base) + (iValue * pbodypart->base));
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}
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int GetBodygroup( void *pmodel, entvars_t *pev, int iGroup )
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{
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studiohdr_t *pstudiohdr;
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pstudiohdr = (studiohdr_t *)pmodel;
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if (! pstudiohdr)
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return 0;
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if (iGroup > pstudiohdr->numbodyparts)
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return 0;
|
|
|
|
mstudiobodyparts_t *pbodypart = (mstudiobodyparts_t *)((byte *)pstudiohdr + pstudiohdr->bodypartindex) + iGroup;
|
|
|
|
if (pbodypart->nummodels <= 1)
|
|
return 0;
|
|
|
|
int iCurrent = (pev->body / pbodypart->base) % pbodypart->nummodels;
|
|
|
|
return iCurrent;
|
|
}
|