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void doPredCalc(int player) {	trajectory_t tr_tmp;	int delta_time;        int eFlags = eth.cg_entities[player].currentState->eFlags;	//	tr_tmp.trType = history[player][0].trType;        tr_tmp.trTime = eth.cg_time;                  VectorCopy(history[player][0].trPos, tr_tmp.trBase);         VectorCopy(history[player][0].trDelta, tr_tmp.trDelta);	VectorNormalize(tr_tmp.trDelta);	if( VectorLength(history[player][0].trDelta) > 100 )		tr_tmp.trDelta[0] = tr_tmp.trDelta[0];	int tmp_dt = history[player][0].t - history[player][1].t;	if (tmp_dt > 0 && tmp_dt < 600)	    delta_time = history[player][0].t - history[player][1].t;	else if(eth.cg_snap->ping > 0)	    delta_time = eth.cg_snap->ping;	else 	    	    delta_time = eth.cg_snap->serverTime - eth.cg_time;	//delta_time *= 0.5;	tr_tmp.trTime = eth.cg_snap->serverTime;	tr_tmp.trDuration = delta_time;	// check for bird		if(history[player][0].air_state == ENTITYNUM_NONE ) {		tr_tmp.trType = TR_GRAVITY;		eth_BG_EvaluateTrajectoryDelta(&tr_tmp,eth.cg_time + (int)(delta_time * seth.value[VAR_PRED_C]),tr_tmp.trDelta,qfalse,-1);	} else  {		tr_tmp.trType = TR_GRAVITY_FLOAT;		eth_BG_EvaluateTrajectoryDelta(&tr_tmp,eth.cg_time + (int)(delta_time * seth.value[VAR_PRED_C]),tr_tmp.trDelta,qfalse,-1);	}// and for crouchersopr0nners	if( (eFlags & EF_PRONE) || (eFlags & EF_PRONE_MOVING) || (eFlags & EF_CROUCHING)) {	    tr_tmp.trType = TR_LINEAR;		eth_BG_EvaluateTrajectoryDelta(&tr_tmp,eth.cg_time + (int)(delta_time * seth.value[VAR_PRED_C]),tr_tmp.trDelta,qfalse,-1);// acceleration 	} else if(history[player][0].t > 0 && history[player][1].t > 0 && history[player][2].t > 0) {		if((VectorDistance(history[player][2].trPos,history[player][1].trPos)/(history[player][1].t-history[player][2].t)) < (VectorDistance(history[player][1].trPos,history[player][0].trPos)/(history[player][0].t-history[player][1].t))) {		    tr_tmp.trType = TR_ACCELERATE;			eth_BG_EvaluateTrajectoryDelta(&tr_tmp,eth.cg_time + (int)(delta_time * seth.value[VAR_PRED_C]),tr_tmp.trDelta,qfalse,-1);		} else {		    tr_tmp.trType = TR_DECCELERATE;			eth_BG_EvaluateTrajectoryDelta(&tr_tmp,eth.cg_time + (int)(delta_time * seth.value[VAR_PRED_C]),tr_tmp.trDelta,qfalse,-1);		}			} 	VectorCopy(history[player][0].prPos,tr_tmp.trDelta);				tr_tmp.trType = TR_SINE;	 	eth.BG_EvaluateTrajectory(&tr_tmp,eth.cg_time + (int)(delta_time * seth.value[VAR_PRED_C]),history[player][0].prPos,qfalse,-1);	if(VectorDistance(history[player][0].prPos,history[player][0].trPos) < 100)	    VectorSubtract(history[player][0].trPos,history[player][0].prPos,history[player][0].prPos);	else 	    VectorCopy(history[player][0].trDelta,history[player][0].prPos);	    	vec3_t distance;	VectorAdd(history[player][1].trPos,history[player][1].prPos,distance);		eth.predMissed = VectorDistance(distance,history[player][0].trPos);	}