Function GetClientAimTarget

extensions/sdktools/vhelpers.cpp:212–265

}

int GetClientAimTarget(edict_t *pEdict, bool only_players)
{
	CBaseEntity *pEntity = pEdict->GetUnknown() ? pEdict->GetUnknown()->GetBaseEntity() : NULL;

	if (pEntity == NULL)
	{
		return -1;
	}

	Vector eye_position;
	QAngle eye_angles;

	/* Get the private information we need */
	serverClients->ClientEarPosition(pEdict, &eye_position);

	if (!GetEyeAngles(pEntity, &eye_angles))
	{
		return -2;
	}

	Vector aim_dir;
	AngleVectors(eye_angles, &aim_dir);
	VectorNormalize(aim_dir);

	Vector vec_end = eye_position + aim_dir * 8000;

	Ray_t ray;
	ray.Init(eye_position, vec_end);

	trace_t tr;
	CTraceFilterSimple simple(pEdict->GetIServerEntity());

	enginetrace->TraceRay(ray, MASK_SOLID|CONTENTS_DEBRIS|CONTENTS_HITBOX, &simple, &tr);

	if (tr.fraction == 1.0f || tr.m_pEnt == NULL)
	{
		return -1;
	}

	int ent_ref = gamehelpers->EntityToBCompatRef(tr.m_pEnt);
	int ent_index = gamehelpers->ReferenceToIndex(ent_ref);

	IGamePlayer *pTargetPlayer = playerhelpers->GetGamePlayer(ent_index);
	if (pTargetPlayer != NULL && !pTargetPlayer->IsInGame())
	{
		return -1;
	}
	else if (only_players && pTargetPlayer == NULL)
	{
		return -1;
	}

	return ent_ref;
}

bool IsEyeAnglesSupported()
{