示例#1
0
文件: cholesky.c 项目: dschleef/daala
static int cholesky_unpivoted(double *_rr,double _tol,int _n){
  double akk;
  int    k;
  /*We derive the tolerance from \cite{High90}.
    Higham reported that akk*50*DBL_EPSILON was always sufficient in his
     numerical experiments on matrices up to 50x50.
    We use the empirical bound of 10 on ||W||_2 observed when pivoting, even
     though we do no pivoting here, so this is optimistic.
  @INPROCEEDINGS{High90,
    author="Nicholas J. Higham",
    title="Chapter 9: Analysis of the {Cholesky} Decomposition of a
     Semi-Definite Matrix",
    editor="Maurice G. Cox and Sven J. Hammarling",
    booktitle="Reliable Numerical Computation",
    publisher="Oxford University Press",
    pages="161--185",
    year=1990
  }*/
  akk=0;
  for(k=0;k<_n;k++)if(_rr[UT_IDX(k,k,_n)]>akk)akk=_rr[UT_IDX(k,k,_n)];
  _tol*=40*_n*(_n+1)*akk;
  for(k=0;k<_n&&_rr[UT_IDX(k,k,_n)]>_tol;k++){
    ch_update(_rr,sqrt(_rr[UT_IDX(k,k,_n)]),k,_n);
  }
  return k;
}
示例#2
0
文件: cholesky.c 项目: dschleef/daala
int cholesky(double *_rr,int *_pivot,double _tol,int _n){
  double akk;
  int    pi;
  int    j;
  int    k;
  if(_pivot==NULL)return cholesky_unpivoted(_rr,_tol,_n);
  /*Find the first pivot element.*/
  akk=0;
  pi=-1;
  for(j=0;j<_n;j++)if(_rr[UT_IDX(j,j,_n)]>akk){
    pi=j;
    akk=_rr[UT_IDX(j,j,_n)];
  }
  _tol*=40*_n*(_n+1)*akk;
  /*Initialize the pivot list.*/
  for(k=0;k<_n;k++)_pivot[k]=k;
  for(k=0;pi>=0;k++){
    if(pi!=k)ch_pivot(_rr,NULL,_pivot,k,pi,_n);
    ch_update(_rr,sqrt(akk),k,_n);
    /*Find the next pivot element.*/
    akk=_tol;
    pi=-1;
    for(j=k+1;j<_n;j++)if(_rr[UT_IDX(j,j,_n)]>akk){
      akk=_rr[UT_IDX(j,j,_n)];
      pi=j;
    }
  }
  return k;
}
示例#3
0
文件: trace.c 项目: saucjedi/nagi
// trace_add?
// var8, vara, varc, vare, var10
void trace_add(u16 op, FUNC *table, u8 *log_data, u16 table_offset, u16 result)
{
	AGI_EVENT *temp4 = 0;
	LOGIC *logic_orig = 0;	// orig logic_cur
	u8 *msg;
	
	//table += op<<2;
	table += op;
	push_row_col();
	text_attrib_push();
	text_colour(0, 0xF);
	trace_scroll();

	if (logic_called != 0)
	{
		logic_called = 0;
		agi_printf("==========================");
		trace_scroll();
	}
	logic_orig = logic_cur;
	if ((trace_logic==0) || ((logic_cur=logic_list_find(trace_logic)) == 0))
	{
		agi_printf("%d: cmd.%d",  logic_orig->num, op);
	}
	else
	{
		if (op == 0)
			agi_printf("%d: %s",  logic_orig->num, "return");
		else
		{
			msg = logic_msg(op + table_offset);
			if (msg != 0)
				agi_printf("%d: %s",  logic_orig->num, logic_msg(op + table_offset));
			else
			{
				if (result != 0xFFFF)
					agi_printf("%d: eval.%d", logic_orig->num, op);
				else
					agi_printf("%d: cmd.%d", logic_orig->num, op);
			}
		}
	}
	logic_cur = logic_orig;

	// print function name?
	trace_var_print(table, log_data);

	if (result != 0xFFFF)
	{
		goto_row_col(trace_bottom, trace_right-2);
		if (result == 0)
			agi_printf(" :%c", 'F');
		else
			agi_printf(" :%c", 'T');
	}

	ch_update();
	while (trace_state != 0)
	{
		temp4 = event_read();
		if (temp4 != 0)
			if (temp4->type == 1)
				break;
	}

	if (temp4 != 0) 
		if (temp4->data == '+')
			trace_state = 2;
		
	pop_row_col();
	text_attrib_pop();
	
	ch_update();
}
示例#4
0
文件: list_box.c 项目: saucjedi/nagi
// return 0-(size-1)
// return -1 if canceled.
// list comprises of pointers to strings.. they will be cut to fit into screen
// only scrolls up and down
// first pointer = heading for listbox.. 
// size refers to the number of strings OTHER than the header
// init is the first item to point at.
int list_box(u8 **list, int size, int init)
{
	AGISIZE list_size;
	TPOS list_pos;
	
	int item_cur;
	int item_top;
	
	AGI_EVENT *state_event;
	
	// what can i do?
	if (list == 0)
		return -1;
	
	text_attrib_push();
	push_row_col();
	text_colour(0, 0x0F);
	
	item_cur = init;
	if (item_cur >= size)
		item_cur = size-1;
	if (item_cur < 0)
		item_cur = 0;
	
	// draw message box
	message_box_draw(list[0], LISTBOX_H, LISTBOX_W, 1);
	
	// get size of remaining msgbox
	list_size.h = msgstate.tpos_edge.row - msgstate.tpos.row - msgstate.printed_height;

	list_size.w = msgstate.tsize.w;
	if (size > list_size.h)
	{
		list_size.w -= 2;

	}
	if (size < list_size.h)
		list_size.h = size;

	list_pos.row = msgstate.tpos.row + msgstate.printed_height + 1;
	list_pos.col = msgstate.tpos.col;
	
	if (size <= list_size.h)
		item_top = 0;
	else
	{
		item_top = item_cur - ((list_size.h-1) / 2);
		if (item_top < 0)
			item_top = 0;
		if (item_top > (size-list_size.h)) 
			item_top = size-list_size.h;	
	}
	
	
	list_print(list+1+item_top, &list_pos, &list_size, 
			(size>list_size.h), (item_top > 0), ((item_top + list_size.h) < size));
	
	list_box_draw_arrow(list_pos.row + item_cur - item_top);

	// later on:
	// letters.. sort  / left/right/pgup/pgdn/home/end/mouse/
	
	for(;;)
	{
		int force;
		ch_update();
		state_event = event_wait();
		//joy_butt_map(state_event);
		switch (state_event->type)
		{
			case 1:
				switch (state_event->data)
				{
					case 0xD:
						pop_row_col();
						text_attrib_pop();
						return item_cur;
						
					case 0x1B:
						pop_row_col();
						text_attrib_pop();
						return -1;
				}
				break;
				
			case 2:
				list_box_draw_blank(list_pos.row + item_cur - item_top);
				force = 0;
				switch(state_event->data)
				{
					case 1:
							item_cur--;
						break;
						
					case 5:
							item_cur++;
						break;
						
					case 4:
							item_cur = item_top + list_size.h-1;
							force = 4;
						break;
					
					case 2:
							item_cur = item_top;
							force = 2;
						break;
						
					default:
						;
				}
				
				if (item_cur < 0)
					item_cur = 0;
				else if (item_cur >= size)
					item_cur = size-1;
				
				if ((item_cur > (item_top+list_size.h-1)) || (force==4))// down below
				{
					item_top = item_cur - (list_size.h/4);
					
					if (item_top < 0)
						item_top = 0;

					if ((item_top + list_size.h) > size)
						item_top = size - list_size.h;

					list_print(list+1+item_top, &list_pos, &list_size, 
						(size>list_size.h), (item_top > 0), ((item_top + list_size.h) < size));
				}
				else 	if ((item_cur < item_top) || (force==2)) // up above
				{
					item_top = item_cur - (list_size.h*3)/ 4;
					if (item_top < 0)
						item_top = 0;
					if ((item_top + list_size.h) > size)
						item_top = size - list_size.h;

					list_print(list+1+item_top, &list_pos, &list_size, 
							(size>list_size.h), (item_top > 0), ((item_top + list_size.h) < size));
				}
				
				list_box_draw_arrow(list_pos.row + item_cur - item_top);

				break;
		}
	}
	
	pop_row_col();
	text_attrib_pop();
	return -1;
}
示例#5
0
void s_opcodeCheck( uint8_t * pdu, uint8_t len )
{
    uint8_t* attValue = NULL;
		uint8_t valueLen_w;
		uint16_t instantP[1] = {0};
    uint16_t instantChm[1] = {0};
		
    //memset(l2cap_pdu,0,sizeof(l2cap_pdu));
		memcpy(l2cap_pdu, pdu, len);
    dataHdrP	= l2cap_pdu[0]; ///data header 8bit
    llid = l2cap_pdu[0] & 0x03; ///get LLID
    
		
    //printf("**pdu_type[%d]**", pdu_type);
    if(llid == 0x01){  //data
      ////  server_notify(dataHdrP);
			if(counter == 3){
				s_llVersion( l2cap_pdu, dataHdrP);
				counter++;
			}else if(counter > 30){
					if(i < 20){
						ser_pdu_n[i] +=1;
						i++;
					}else{
						i = 0;
					}
          ser_notify_handle(dataHdrP+1, attOpcode, SEC_CHAR_HD, ser_pdu_n,20 );
          counter++;
       }else if(counter >200){
					counter = 7;
					counter++;
			 }else{
          att_empPk(dataHdrP);
          counter++;
       }
			 /*
			if(counter >200){
			counter = 4;
			}
			counter++;
			if(counter == 3){
				s_llVersion( l2cap_pdu, dataHdrP);
			}else{
				att_empPk(dataHdrP);
			}*/
    }else if(llid == 0x03){  
			//att_empPk(dataHdrP);
      //llCoOpcode = l2cap_pdu[2];	/// ll control opcode
			llCoOpcode = l2cap_pdu[3];	/// ll control opcode
      ///ll control pdu 
      switch(llCoOpcode){
				case LL_VERSION :
					//if(ver_count == 1){
					//	s_llVersion( l2cap_pdu, dataHdrP);
					//}else{
					//	att_empPk( dataHdrP );
					//	ver_count = 1;
					//}
					
          ///empty packet
            att_empPk( dataHdrP ); 
				break;
        case LL_TERMINATE_IND : 
					att_empPk( dataHdrP );
          ////  s_llTer(l2cap_pdu, dataHdrP);
        break;
        case LL_CONN_UPDATE_REQ :
					att_empPk( dataHdrP );
          //update connection parameter to master
          instantP[0] = l2cap_pdu[12] + (l2cap_pdu[13] << 8);
          ////  connPaInstant(instantP);
          ////  connUpdatePtr(l2cap_pdu, l2cap_len[0]);
				  //printf(".recv LL_CONN_UPDATE_REQ.");
        break;
        case LL_CH_MAP_REQ :
						//att_empPk( dataHdrP );
          //update connection parameter to master
             ch_update(l2cap_pdu, l2cap_pdu[9] + (l2cap_pdu[10] << 8));// ch + instant
						 att_empPk( dataHdrP );
          ////   instantChm[0] = l2cap_pdu[6] + (l2cap_pdu[7] << 8);
          ////   connPaInstant(instantChm);
          ////   connUpdateChm(l2cap_pdu, l2cap_len[0]);
				  //printf(".recv LL_CH_MAP_REQ.");
        break;
        case LL_Fea_REQ :
					//att_empPk( dataHdrP );
           s_llFea(l2cap_pdu, dataHdrP);
        break;
				default:
					att_empPk( dataHdrP );
				break;
            
      }
				
    }else  if(llid == 0x02){ //att
      //  if(l2cap_len[0] < 9){
            //printf("**Len Error[%d]**", l2cap_len[0]);
      //  }
				//att_empPk(dataHdrP);
        attOpcode = l2cap_pdu[7]; ///att opcode
        switch(attOpcode){
            case ATT_RD_BY_TYPE_REQ :
										//att_incl.start_hdl = l2cap_pdu[7] + (l2cap_pdu[8] << 8);
                    att_incl.start_hdl = l2cap_pdu[8] + (l2cap_pdu[9] << 8);
                    att_incl.end_hdl = l2cap_pdu[10] + (l2cap_pdu[11] << 8);
                    att_incl.uuid	= l2cap_pdu[12] + (l2cap_pdu[13] << 8);
                    att_server_rdByType(dataHdrP, attOpcode, att_incl.start_hdl, att_incl.end_hdl, att_incl.uuid );
                    break;
            case ATT_RD_BY_GROUP_TYPE_REQ :
                att_incl.start_hdl = l2cap_pdu[8] + (l2cap_pdu[9] << 8);
                att_incl.end_hdl = l2cap_pdu[10] + (l2cap_pdu[11] << 8);
                att_incl.uuid	= l2cap_pdu[12] + (l2cap_pdu[13] << 8);
                att_server_rdByGrType( dataHdrP, attOpcode, att_incl.start_hdl, att_incl.end_hdl, att_incl.uuid );
                break;
            case ATT_EXCHANGE_MTU_REQ :
                att_exMtuReq( dataHdrP, attOpcode, clientMtu);
                break;
            case ATT_FIND_IN_REQ :
                   att_server_findIn( dataHdrP, attOpcode, att_incl.start_hdl, att_incl.end_hdl );
                    break;
            case ATT_RD_REQ :
                    attHandle = l2cap_pdu[8] + (l2cap_pdu[9] << 8);
                    server_rd_rsp( attOpcode, attHandle, dataHdrP);
                    break;
            case ATT_WR_REQ :
                valueLen_w = l2cap_pdu[2] + (l2cap_pdu[3] << 8) - 3;//l2caplen - opcode(1) - attHandle(2)
                attHandle = l2cap_pdu[8] + (l2cap_pdu[9] << 8);
                attValue = &l2cap_pdu[10];
             ////   ser_write_rsp( dataHdrP, attOpcode, attHandle, attValue, valueLen_w);
                break;
						case ATT_WR_CMD :
                valueLen_w = l2cap_pdu[2] + (l2cap_pdu[3] << 8) - 3;//l2caplen - opcode(1) - attHandle(2)
                attHandle = l2cap_pdu[8] + (l2cap_pdu[9] << 8);
                attValue = &l2cap_pdu[10];
                ser_write_no_rsp( dataHdrP, attOpcode, attHandle, attValue, valueLen_w);
				break;		
            default:
              ////      att_empPk(dataHdrP);
                    break;
            
        }
    } else { //0
        ///att_empPk(0x01);
        //printf("*WID[%d,%d]*", l2cap_pdu[0], l2cap_len[0]);
    }
}