void CRpgRocket::IgniteThink(void)
{
pev->movetype = MOVETYPE_FLY;
pev->effects |= EF_LIGHT;
CreateTrail();
m_flIgniteTime = gpGlobals->time;
// set to follow laser spot
SetThink(&CRpgRocket::FollowThink);
SetNextThink(0.1);
}
//-----------------------------------------------------------------------------
// Purpose: Sets up the entity's initial state
//-----------------------------------------------------------------------------
void GhostEntity::Spawn( void )
{
Precache();
if (GhostEngine::getEngine()->shouldDrawTrails()) {
if (ghostData.trailLength > 0) {
CreateTrail();
}
}
RemoveEffects(EF_NODRAW);
SetModel(MODEL);
SetSolid( SOLID_NONE );
SetRenderMode(kRenderTransColor);
SetRenderColor(ghostData.ghostRed, ghostData.ghostGreen, ghostData.ghostBlue);
SetRenderColorA(75);
SetMoveType( MOVETYPE_NOCLIP );
isActive = true;
}
void CRpgRocket::FollowThink(void)
{
CBaseEntity *pOther = NULL;
Vector vecTarget;
Vector vecDir;
float flDist, flMax, flDot;
TraceResult tr;
UTIL_MakeAimVectors(pev->angles);
CreateTrail();
vecTarget = gpGlobals->v_forward;
flMax = 4096;
// Examine all entities within a reasonable radius
while ((pOther = UTIL_FindEntityByClassname(pOther, "laser_spot")) != NULL)
{
UTIL_TraceLine(pev->origin, pOther->pev->origin, dont_ignore_monsters, ENT(pev), &tr);
// ALERT( at_console, "%f\n", tr.flFraction );
if (tr.flFraction >= 0.90)
{
vecDir = pOther->pev->origin - pev->origin;
flDist = vecDir.Length();
vecDir = vecDir.Normalize();
flDot = DotProduct(gpGlobals->v_forward, vecDir);
if ((flDot > 0) && (flDist * (1 - flDot) < flMax))
{
flMax = flDist * (1 - flDot);
vecTarget = vecDir;
}
}
}
pev->angles = UTIL_VecToAngles(vecTarget);
// this acceleration and turning math is totally wrong, but it seems to respond well so don't change it.
float flSpeed = pev->velocity.Length();
if (gpGlobals->time - m_flIgniteTime < 1.0)
{
pev->velocity = pev->velocity * 0.2 + vecTarget * (flSpeed * 0.8 + 400);
if (pev->waterlevel == 3 && pev->watertype > CONTENT_FLYFIELD)
{
// go slow underwater
if (pev->velocity.Length() > 300)
{
pev->velocity = pev->velocity.Normalize() * 300;
}
UTIL_BubbleTrail(pev->origin - pev->velocity * 0.1, pev->origin, 4);
}
else
{
if (pev->velocity.Length() > 2000)
{
pev->velocity = pev->velocity.Normalize() * 2000;
}
}
}
else
{
if (pev->effects & EF_LIGHT)
{
pev->effects = 0;
STOP_SOUND(ENT(pev), CHAN_VOICE, "weapons/rocket1.wav");
}
pev->velocity = pev->velocity * 0.2 + vecTarget * flSpeed * 0.798;
if ((pev->waterlevel == 0 || pev->watertype == CONTENT_FOG) && pev->velocity.Length() < 1500)
{
Detonate();
}
}
//ALERT( at_console, "%.0f\n", flSpeed );
SetNextThink(0.05);
}
