593 lines
15 KiB
C++
593 lines
15 KiB
C++
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#include "../../idlib/precompiled.h"
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#pragma hdrstop
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#include "../Game_local.h"
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/*
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===============================================================================
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rvAIActionTimer
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===============================================================================
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*/
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/*
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================
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rvAIActionTimer::rvAIActionTimer
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================
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*/
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rvAIActionTimer::rvAIActionTimer ( void ) {
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time = 0;
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}
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/*
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================
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rvAIActionTimer::Init
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================
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*/
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bool rvAIActionTimer::Init ( const idDict& args, const char* name ) {
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rate = SEC2MS ( args.GetFloat ( va("%s_rate",name), "0" ) );
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return true;
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}
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/*
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================
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rvAIActionTimer::Save
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================
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*/
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void rvAIActionTimer::Save ( idSaveGame *savefile ) const {
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savefile->WriteInt ( rate );
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savefile->WriteInt ( time );
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}
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/*
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================
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rvAIActionTimer::Restore
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================
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*/
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void rvAIActionTimer::Restore ( idRestoreGame *savefile ) {
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savefile->ReadInt ( rate );
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savefile->ReadInt ( time );
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}
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/*
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================
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rvAIActionTimer::Reset
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================
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*/
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void rvAIActionTimer::Reset ( int currentTime, float diversity, float scale ) {
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float _rate = rate * scale;
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time = currentTime + (-gameLocal.random.RandomInt( 2.0f * _rate * diversity ) + _rate * diversity + _rate);
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}
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/*
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================
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rvAIActionTimer::Clear
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================
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*/
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void rvAIActionTimer::Clear ( int currentTime ) {
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time = currentTime;
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}
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/*
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================
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rvAIActionTimer::Add
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================
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*/
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void rvAIActionTimer::Add ( int _time, float diversity ) {
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time += (-gameLocal.random.RandomInt( 2.0f * _time * diversity ) + _time * diversity + _time);
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}
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/*
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===============================================================================
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rvAIAction
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===============================================================================
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*/
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/*
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================
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rvAIAction::rvAIAction
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================
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*/
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rvAIAction::rvAIAction ( void ) {
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memset ( &fl, 0, sizeof(fl) );
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status = STATUS_UNUSED;
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}
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/*
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================
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rvAIAction::Init
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================
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*/
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bool rvAIAction::Init ( const idDict& args, const char* name, const char* defaultState, int _flags ) {
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const idKeyValue* kv;
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if ( _flags & AIACTIONF_ATTACK ) {
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fl.isAttack = true;
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}
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if ( _flags & AIACTIONF_MELEE ) {
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fl.isMelee = true;
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}
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// Initialize timer
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timer.Init ( args, name );
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// Is this action enabled?
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fl.disabled = !args.GetBool ( va("%s",name), "0" );
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fl.noPain = args.GetBool ( va("%s_nopain",name), "0" );
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fl.noTurn = args.GetBool ( va("%s_noturn",name), "1" );
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fl.overrideLegs = args.GetBool ( va("%s_overrideLegs",name), "1" );
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fl.noSimpleThink = args.GetBool ( va("%s_nosimplethink",name), "0" );
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blendFrames = args.GetInt ( va("%s_blendFrames",name), "4" );
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failRate = SEC2MS ( args.GetInt ( va("%s_failRate",name), ".1" ) );
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minRange = args.GetInt ( va("%s_minRange",name), "0" );
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maxRange = args.GetInt ( va("%s_maxRange",name), (_flags & AIACTIONF_ATTACK ) ? "-1" : "0" );
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minRange2d = args.GetInt ( va("%s_minRange2d",name), "0" );
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maxRange2d = args.GetInt ( va("%s_maxRange2d",name), "0" );
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chance = args.GetFloat ( va("%s_chance",name), "1" );
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diversity = args.GetFloat ( va("%s_diversity", name ), ".5" );
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// action state
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state = args.GetString ( va("%s_state",name), (!defaultState||!*defaultState) ? "Torso_Action" : defaultState );
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// allow for multiple animations
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const char* prefix = va("%s_anim",name);
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for ( kv = args.MatchPrefix ( prefix, NULL ); kv; kv = args.MatchPrefix ( prefix, kv ) ) {
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if ( kv->GetValue ( ).Length ( ) ) {
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anims.Append ( kv->GetValue ( ) );
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}
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}
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return true;
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}
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/*
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================
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rvAIAction::Save
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================
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*/
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void rvAIAction::Save ( idSaveGame *savefile ) const {
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int i;
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savefile->Write( &fl, sizeof( fl ) );
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savefile->WriteInt ( anims.Num ( ) );
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for ( i = 0; i < anims.Num(); i ++ ) {
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savefile->WriteString ( anims[i] );
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}
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savefile->WriteString ( state );
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timer.Save ( savefile );
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savefile->WriteInt ( blendFrames );
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savefile->WriteInt ( failRate );
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savefile->WriteFloat ( minRange );
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savefile->WriteFloat ( maxRange );
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savefile->WriteFloat ( minRange2d );
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savefile->WriteFloat ( maxRange2d );
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savefile->WriteFloat ( chance );
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savefile->WriteFloat ( diversity );
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savefile->WriteInt ( (int)status );
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}
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/*
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================
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rvAIAction::Restore
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================
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*/
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void rvAIAction::Restore ( idRestoreGame *savefile ) {
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int num;
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savefile->Read( &fl, sizeof( fl ) );
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savefile->ReadInt ( num );
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anims.Clear ( );
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anims.SetNum ( num );
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for ( num--; num >= 0; num -- ) {
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savefile->ReadString ( anims[num] );
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}
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savefile->ReadString ( state );
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timer.Restore ( savefile );
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savefile->ReadInt ( blendFrames );
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savefile->ReadInt ( failRate );
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savefile->ReadFloat ( minRange );
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savefile->ReadFloat ( maxRange );
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savefile->ReadFloat ( minRange2d );
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savefile->ReadFloat ( maxRange2d );
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savefile->ReadFloat ( chance );
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savefile->ReadFloat ( diversity );
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savefile->ReadInt ( (int&)status );
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}
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/*
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===============================================================================
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Actions
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===============================================================================
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*/
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/*
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================
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idAI::CheckAction_EvadeLeft
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================
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*/
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bool idAI::CheckAction_EvadeLeft ( rvAIAction* action, int animNum ) {
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if( combat.shotAtAngle >= 0 || gameLocal.time - combat.shotAtTime > 100 ) {
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return false;
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}
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// TODO: dont evade unless it was coming from directly in front of us
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if ( animNum != -1 && !TestAnimMove ( animNum ) ) {
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return false;
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}
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return true;
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}
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/*
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================
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idAI::CheckAction_EvadeRight
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================
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*/
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bool idAI::CheckAction_EvadeRight ( rvAIAction* action, int animNum ) {
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if( combat.shotAtAngle < 0 || gameLocal.time - combat.shotAtTime > 100 ){
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return false;
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}
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// TODO: Dont eveade unless it was coming from directly in front of us
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if ( animNum != -1 && !TestAnimMove ( animNum ) ) {
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return false;
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}
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return true;
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}
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/*
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================
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idAI::CheckAction_JumpBack
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================
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*/
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bool idAI::CheckAction_JumpBack ( rvAIAction* action, int animNum ) {
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// Jump back after taking damage
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if ( !aifl.damage ) {
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return false;
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}
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// TODO: enemy must be in front to jump backwards
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// Can we actually move backwards?
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if ( !TestAnimMove ( animNum ) ) {
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return false;
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}
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return true;
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}
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/*
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================
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idAI::CheckAction_RangedAttack
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================
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*/
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bool idAI::CheckAction_RangedAttack ( rvAIAction* action, int animNum ) {
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if ( !enemy.ent || !enemy.fl.inFov ) {
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return false;
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}
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if ( !IsEnemyRecentlyVisible ( ) || enemy.ent->DistanceTo ( enemy.lastKnownPosition ) > 128.0f ) {
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return false;
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}
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if ( animNum != -1 && !CanHitEnemyFromAnim( animNum ) ) {
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return false;
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}
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return true;
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}
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/*
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================
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idAI::CheckAction_MeleeAttack
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================
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*/
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bool idAI::CheckAction_MeleeAttack ( rvAIAction* action, int animNum ) {
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if ( !enemy.ent || !enemy.fl.inFov ) {
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return false;
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}
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if ( !CheckFOV ( enemy.ent->GetPhysics()->GetOrigin(), 10 ) ) {
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return false;
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}
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return true;
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}
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/*
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================
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idAI::CheckAction_LeapAttack
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================
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*/
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bool idAI::CheckAction_LeapAttack ( rvAIAction* action, int animNum ) {
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if ( !enemy.ent || !enemy.fl.inFov ) {
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return false;
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}
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if ( enemy.range > 64.0f && !TestAnimMove ( animNum, enemy.ent ) ) {
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return false;
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}
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// Must be looking right at the enemy to leap
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if ( !CheckFOV ( enemy.ent->GetPhysics()->GetOrigin(), 4 ) ) {
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return false;
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}
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return true;
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}
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/*
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================
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idAI::UpdateAction
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================
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*/
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bool idAI::UpdateAction ( void ) {
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// Update action MUST be called from the main state loop
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assert ( stateThread.IsExecuting ( ) );
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// If an action is already running then dont let another start
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if ( aifl.action ) {
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return false;
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}
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return CheckActions ( );
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}
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/*
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================
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idAI::CheckPainActions
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================
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*/
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bool idAI::CheckPainActions ( void ) {
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if ( !pain.takenThisFrame || !actionTimerPain.IsDone ( actionTime ) ) {
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return false;
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}
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if ( !pain.threshold || pain.takenThisFrame < pain.threshold ) {
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return false;
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}
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PerformAction ( "Torso_Pain", 2, true );
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actionTimerPain.Reset ( actionTime );
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return true;
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}
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/*
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================
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idAI::CheckActions
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================
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*/
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bool idAI::CheckActions ( void ) {
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// Pain?
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if ( CheckPainActions ( ) ) {
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return true;
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}
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// Actions are limited at a cover position to shooting and leaning
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if ( IsBehindCover ( ) ) {
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// Test ranged attack first
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if ( PerformAction ( &actionRangedAttack, (checkAction_t)&idAI::CheckAction_RangedAttack, &actionTimerRangedAttack ) ) {
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return true;
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}
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} else {
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if ( PerformAction ( &actionEvadeLeft, (checkAction_t)&idAI::CheckAction_EvadeLeft, &actionTimerEvade ) ||
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PerformAction ( &actionEvadeRight, (checkAction_t)&idAI::CheckAction_EvadeRight, &actionTimerEvade ) ||
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PerformAction ( &actionJumpBack, (checkAction_t)&idAI::CheckAction_JumpBack, &actionTimerEvade ) ||
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PerformAction ( &actionLeapAttack, (checkAction_t)&idAI::CheckAction_LeapAttack ) ) {
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return true;
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} else if ( PerformAction ( &actionRangedAttack,(checkAction_t)&idAI::CheckAction_RangedAttack, &actionTimerRangedAttack ) ||
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PerformAction ( &actionMeleeAttack, (checkAction_t)&idAI::CheckAction_MeleeAttack ) ) {
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return true;
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}
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}
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return false;
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}
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/*
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================
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idAI::PerformAction
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================
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*/
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void idAI::PerformAction ( const char* stateName, int blendFrames, bool noPain ) {
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// Allow movement in actions
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move.fl.allowAnimMove = true;
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// Start the action
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if ( legsAnim.Disabled() ) {
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//MCG: Hmmm... I hope this doesn't break anything, but if an action happens *right*
|
||
|
|
// at the end of a trigger_anim, then the legs will be enabled (by the SetAnimState
|
||
|
|
// on the torso) with no state! The actor will then be stuck in place until
|
||
|
|
// something actually sets the legsAnim state... so let's check for disabled and
|
||
|
|
// set a default state right here...?
|
||
|
|
SetAnimState ( ANIMCHANNEL_LEGS, "Legs_Idle", 0 );
|
||
|
|
}
|
||
|
|
SetAnimState ( ANIMCHANNEL_TORSO, stateName, blendFrames );
|
||
|
|
|
||
|
|
// Always call finish action when the action is done, it will clear the action flag
|
||
|
|
aifl.action = true;
|
||
|
|
PostAnimState ( ANIMCHANNEL_TORSO, "Torso_FinishAction", 0, 0, SFLAG_ONCLEAR );
|
||
|
|
|
||
|
|
// Go back to idle when done
|
||
|
|
PostAnimState ( ANIMCHANNEL_TORSO, "Torso_Idle", blendFrames );
|
||
|
|
|
||
|
|
// Main state will wait until action is finished before continuing
|
||
|
|
if ( noPain ) {
|
||
|
|
InterruptState ( "Wait_ActionNoPain" );
|
||
|
|
} else {
|
||
|
|
InterruptState ( "Wait_Action" );
|
||
|
|
}
|
||
|
|
|
||
|
|
OnStartAction ( );
|
||
|
|
}
|
||
|
|
|
||
|
|
bool idAI::PerformAction ( rvAIAction* action, bool (idAI::*condition)(rvAIAction*,int), rvAIActionTimer* timer ) {
|
||
|
|
// If we arent ignoring simple think then dont perform this action on a simple think frame
|
||
|
|
if ( !action->fl.noSimpleThink && aifl.simpleThink ) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Is the action disabled?
|
||
|
|
if ( action->fl.disabled ) {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_DISABLED;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Action timers still running?
|
||
|
|
if ( !action->timer.IsDone ( actionTime ) ) {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_TIMER;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( timer && !timer->IsDone ( actionTime ) ) {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_EXTERNALTIMER;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Special code for attacks
|
||
|
|
if ( action->fl.isAttack ) {
|
||
|
|
// Attacks disabled?
|
||
|
|
if ( ai_disableAttacks.GetBool() ) {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_DISABLED;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
// No attack actions if we have no enemy or our enemy cant be hurt
|
||
|
|
if ( !enemy.ent || enemy.ent->health <= 0 ) {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_NOENEMY;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Min Range check
|
||
|
|
if ( action->minRange ) {
|
||
|
|
if ( !enemy.ent || !enemy.range || enemy.range < action->minRange ) {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_MINRANGE;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if ( action->minRange2d ) {
|
||
|
|
if ( !enemy.ent || !enemy.range2d || enemy.range2d < action->minRange2d ) {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_MINRANGE;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Max Range check
|
||
|
|
if ( action->maxRange != 0 ) {
|
||
|
|
float maxrange = action->maxRange == -1 ? combat.attackRange[1] : action->maxRange;
|
||
|
|
if ( !enemy.ent || !enemy.range || enemy.range > maxrange ) {
|
||
|
|
if ( action->fl.isMelee && GetEnemy() ) {
|
||
|
|
//FIXME: make work with gravity vector
|
||
|
|
idVec3 org = physicsObj.GetOrigin();
|
||
|
|
const idBounds &myBounds = physicsObj.GetBounds();
|
||
|
|
idBounds bounds;
|
||
|
|
|
||
|
|
// expand the bounds out by our melee range
|
||
|
|
bounds[0][0] = -combat.meleeRange;
|
||
|
|
bounds[0][1] = -combat.meleeRange;
|
||
|
|
bounds[0][2] = myBounds[0][2] - 4.0f;
|
||
|
|
bounds[1][0] = combat.meleeRange;
|
||
|
|
bounds[1][1] = combat.meleeRange;
|
||
|
|
bounds[1][2] = myBounds[1][2] + 4.0f;
|
||
|
|
bounds.TranslateSelf( org );
|
||
|
|
|
||
|
|
idVec3 enemyOrg = GetEnemy()->GetPhysics()->GetOrigin();
|
||
|
|
idBounds enemyBounds = GetEnemy()->GetPhysics()->GetBounds();
|
||
|
|
enemyBounds.TranslateSelf( enemyOrg );
|
||
|
|
|
||
|
|
if ( !bounds.IntersectsBounds( enemyBounds ) ) {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_MAXRANGE;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_MAXRANGE;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if ( action->maxRange2d ) {
|
||
|
|
if ( !enemy.ent || !enemy.range2d || enemy.range2d > action->maxRange2d ) {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_MAXRANGE;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
int animNum;
|
||
|
|
if ( action->anims.Num ( ) ) {
|
||
|
|
// Pick a random animation from the list
|
||
|
|
animNum = GetAnim ( ANIMCHANNEL_TORSO, action->anims[gameLocal.random.RandomInt(action->anims.Num())] );
|
||
|
|
if ( !animNum ) {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_ANIM;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
animNum = -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Random chance?
|
||
|
|
if ( action->chance < 1.0f && gameLocal.random.RandomFloat ( ) > action->chance ) {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_CHANCE;
|
||
|
|
action->timer.Clear ( actionTime );
|
||
|
|
action->timer.Add ( 100 );
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Check the condition
|
||
|
|
if ( condition && !(this->*(condition)) ( action, animNum ) ) {
|
||
|
|
action->status = rvAIAction::STATUS_FAIL_CONDITION;
|
||
|
|
action->timer.Clear ( actionTime );
|
||
|
|
action->timer.Add ( action->failRate );
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Disallow turning during action?
|
||
|
|
if ( action->fl.noTurn ) {
|
||
|
|
OverrideFlag ( AIFLAGOVERRIDE_NOTURN, true );
|
||
|
|
}
|
||
|
|
|
||
|
|
// Perform the raw action
|
||
|
|
PerformAction ( action->state, action->blendFrames, action->fl.noPain );
|
||
|
|
|
||
|
|
// Override legs for this state?
|
||
|
|
if ( action->fl.overrideLegs ) {
|
||
|
|
DisableAnimState ( ANIMCHANNEL_LEGS );
|
||
|
|
}
|
||
|
|
|
||
|
|
// When attacking scale the time by the aggression scale
|
||
|
|
float scale;
|
||
|
|
if ( action->fl.isAttack ) {
|
||
|
|
scale = 2.0f - combat.aggressiveScale;
|
||
|
|
} else {
|
||
|
|
scale = 1.0f;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Restart the action timer using the length of the animation being played
|
||
|
|
action->timer.Reset ( actionTime, action->diversity, scale );
|
||
|
|
|
||
|
|
// If the action gets interrupted it will be skipped, if it is then move the action timers forward
|
||
|
|
// by half of its normal delay to allow it to be performed again quicker than usual. This also allows
|
||
|
|
// other actions that may be still pending to be performed and thus cause less of a pause after taking pain.
|
||
|
|
actionSkipTime = (action->timer.GetTime ( ) + actionTime) / 2;
|
||
|
|
|
||
|
|
// Restart the global action timer using the length of the animation being played
|
||
|
|
if ( timer ) {
|
||
|
|
timer->Reset ( actionTime, action->diversity, scale );
|
||
|
|
}
|
||
|
|
|
||
|
|
action->status = rvAIAction::STATUS_OK;
|
||
|
|
|
||
|
|
actionAnimNum = animNum;
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|