/*
============
AIChar_AIScript_AlertEntity
triggered spawning, called from AI scripting
============
*/
void AIChar_AIScript_AlertEntity( gentity_t *ent ) {
vec3_t mins, maxs;
int numTouch, touch[10], i;
cast_state_t *cs;
if ( !ent->aiInactive ) {
return;
}
cs = AICast_GetCastState( ent->s.number );
// if the current bounding box is invalid, then wait
VectorAdd( ent->r.currentOrigin, ent->r.mins, mins );
VectorAdd( ent->r.currentOrigin, ent->r.maxs, maxs );
trap_UnlinkEntity( ent );
numTouch = trap_EntitiesInBox( mins, maxs, touch, 10 );
// check that another client isn't inside us
if ( numTouch ) {
for ( i = 0; i < numTouch; i++ ) {
// RF, note we should only check against clients since zombies need to spawn inside func_explosive (so they dont clip into view after it explodes)
if ( g_entities[touch[i]].client && g_entities[touch[i]].r.contents == CONTENTS_BODY ) {
//if (g_entities[touch[i]].r.contents & MASK_PLAYERSOLID)
break;
}
}
if ( i == numTouch ) {
numTouch = 0;
}
}
if ( numTouch ) {
// invalid location
cs->aiFlags |= AIFL_WAITINGTOSPAWN;
return;
}
// RF, has to disable this so I could test some maps which have erroneously placed alertentity calls
//ent->AIScript_AlertEntity = NULL;
cs->aiFlags &= ~AIFL_WAITINGTOSPAWN;
ent->aiInactive = qfalse;
trap_LinkEntity( ent );
// trigger a spawn script event
AICast_ScriptEvent( AICast_GetCastState( ent->s.number ), "spawn", "" );
// make it think so we update animations/angles
AICast_Think( ent->s.number, (float)FRAMETIME / 1000 );
cs->lastThink = level.time;
AICast_UpdateInput( cs, FRAMETIME );
trap_BotUserCommand( cs->bs->client, &( cs->lastucmd ) );
}
void AICast_StartFrame( int time ) {
int i, elapsed, count, clCount;
cast_state_t *cs;
int castcount;
static int lasttime;
static vmCvar_t aicast_disable;
gentity_t *ent;
if ( trap_Cvar_VariableIntegerValue( "savegame_loading" ) ) {
return;
}
if ( saveGamePending ) {
return;
}
// if waiting at intermission, don't think
if ( strlen( g_missionStats.string ) > 1 ) {
return;
}
if ( !aicast_disable.handle ) {
trap_Cvar_Register( &aicast_disable, "aicast_disable", "0", CVAR_CHEAT );
} else
{
trap_Cvar_Update( &aicast_disable );
if ( aicast_disable.integer ) {
return;
}
}
trap_Cvar_Update( &aicast_debug );
trap_Cvar_Update( &aicast_debugname );
trap_Cvar_Update( &aicast_scripts );
// no need to think during the intermission
if ( level.intermissiontime ) {
return;
}
//
// make sure the AAS gets updated
trap_BotLibStartFrame( (float) time / 1000 );
//
//
elapsed = time - lasttime;
if ( elapsed == 0 ) {
return; // no time has elapsed
}
//G_Printf( "AI startframe: %i\n", time );
if ( elapsed < 0 ) {
elapsed = 0;
lasttime = time;
}
// don't let the framerate drop below 10
if ( elapsed > 100 ) {
elapsed = 100;
}
//AICast_SightUpdate( (int)((float)SIGHT_PER_SEC * ((float)elapsed / 1000)) );
//
count = 0;
castcount = 0;
clCount = 0;
ent = g_entities;
//
//update the AI characters
// TTimo gcc: left-hand operand of comma expression has no effect
// initial line was: for (i = 0; i < aicast_maxclients, clCount < level.numPlayingClients; i++, ent++)
for ( i = 0; ( i < aicast_maxclients ) && ( clCount < level.numPlayingClients ) ; i++, ent++ )
{
if ( ent->client ) {
clCount++;
}
//
cs = AICast_GetCastState( i );
// is this a cast AI?
if ( cs->bs ) {
if ( ent->inuse ) {
if ( ent->aiInactive == qfalse ) {
//
elapsed = time - cs->lastThink;
//
// if they're moving/firing think every frame
if ( ( elapsed >= 50 ) &&
( ( ( ( !VectorCompare( ent->client->ps.velocity, vec3_origin ) ) ||
( ent->client->buttons ) ||
( elapsed >= aicast_thinktime ) ) &&
( count <= aicast_maxthink ) ) ||
( elapsed >= aicast_thinktime * 2 ) ) ) {
// make it think now
AICast_Think( i, (float)elapsed / 1000 );
cs->lastThink = time;
//
count++;
}
// check for any debug info updates
AICast_DebugFrame( cs );
} else if ( cs->aiFlags & AIFL_WAITINGTOSPAWN ) {
// check f the space is clear yet
ent->AIScript_AlertEntity( ent );
}
} else {
trap_UnlinkEntity( ent );
}
//
// see if we've checked all cast AI's
if ( ++castcount >= numcast ) {
break;
}
}
}
//
lasttime = time;
}
