void printHead(char *inPtr, char *postPtr, int len)
{
if(len <= 1){
if(len == 1) putchar(inPtr[0]);
return;
}
char head = postPtr[len - 1];
if(head != '\r') putchar(head);
int leftLen = 0, rightLen = 0;
leftLen = strchr(inPtr, head) - inPtr;
rightLen = len - leftLen - 1;
printHead(inPtr, postPtr, leftLen);//left sub tree
printHead(inPtr + leftLen + 1, postPtr + leftLen, rightLen);//right sub tree
}
//**************************************************************************
// Function: printhtml
// Scope: global
// Purpose: prints in standard output an html
// Return: -
//**************************************************************************
void printhtml(std::string& sDir, int iLanguage) {
printHead(iLanguage);
printTitle(sDir, iLanguage);
printTitleAuthor(iLanguage);
std::cout << "</tr>" << std::endl;
for (int n = 0; n < vBooks.size(); n++) {
// printing
std::string sNewFileName="";
replaceName(vBooks[n].sFile, sNewFileName);
std::cout << "<tr>" << std::endl
<< "<td>"
<< "<A HREF=\"" << "books" << '/' << sDir << '/' << sNewFileName << "\">"
<< vBooks[n].sFileType
<< "</A>"
<< "</td>"
<< "<td align=" << '"' << "right" << '"' << '>';
std::cout << vBooks[n].st_size/1024;
std::cout << "</td>"
<< "<td>" << vBooks[n].sBook << "</td>"
<< "<td>" << vBooks[n].sAuthors << "</td>"
<< std::endl
<< "</tr>" << std::endl;
}
std::cout << "</table>" << std::endl;
printFoot();
}
int
printFile(char *file)
{
if (file) {
char buf[1024];
FILE *fs;
if ((fs = fopen(file, "r")) == NULL) {
fprintf(stderr, "Cannot open %s%s%s: %s\n",
file[0] == '/' ? "" : NEWS_PATH,
file[0] == '/' ? "" : "/", file,
strerror(errno));
return 1;
}
printHead(file);
if (!f_name) {
while (fgets(buf, 1024, fs) != NULL) {
if (buf[strlen(buf)-1] == '\n')
printf(" ");
printf("%s", buf);
}
printf("\n");
}
fclose(fs);
}
return 0;
}
// -----------------------------------------------------------------------------
// Write a pgm file
// -----------------------------------------------------------------------------
void Pgm::write(const char* fileName) {
int n;
char ch;
// prevent accidental overwriting of output file
ifstream testFile( fileName );
if (testFile) {
testFile.close();
cout <<"File " <<fileName
<<" exists. Do you want to overwrite it? [y/N]: ";
cin >> ch;
if (tolower(ch) != 'y') fatal("Aborted");
}
// Okay to continue
ofstream pgmFile( fileName );
if (!pgmFile) fatal("Can't open photo file '%s' for writing", fileName);
printHead( pgmFile );
pgmFile.close();
/* write pixels */
long pgmsz = height * width;
pgmFile.open( fileName, ios_base::out | ios_base::app | ios_base::binary );
pgmFile.write(image, pgmsz);
if (!pgmFile.good()) fatal("Error writing pgm file '%s'", fileName);
pgmFile.close();
}
double SimpleSearch::find_root(double f(double x))
{
double f0 = f(x0);
double f_of_x = f0;
int step = 0;
if ( verbose ) {
printHead("Simple Search with Step-Halving", accuracy, *os);
printStep(step, x0, dx, f_of_x, *os);
}
while ( abs(dx) > accuracy && f_of_x != 0 && ++step <= max_steps ) {
x0 += dx; // take a step
f_of_x = f(x0);
if ( f0 * f_of_x < 0 ) { // jumped past root
x0 -= dx; // backup
dx /= 2; // halve the step size
}
if ( verbose )
printStep(step, x0, dx, f_of_x, *os);
}
if ( step > max_steps )
printWarning(max_steps);
steps = step;
return x0;
}
void enterProgram( uint8_t pnum )
{
// signal midiSwitcher
sendPC( pnum );
// save previous program
state.prev_pnum = loadProgramNumber();
// load new program
loadProgram( pnum );
// display current bank number and first slice of bank name
uint8_t i;
char label[] = " ";
pnum = program.number+1;
label[0] = 'B';
label[1] = digits[pnum / 100];
label[2] = digits[(pnum % 100) / 10];
for (i=0; i<12; i++)
label[i+4] = program.nameHead[i];
printHead( label );
// display current program number and rest of bank name
label[0] = 'P';
label[1] = ' ';
label[2] = digits[pnum % 10];
for (i=0; i<12; i++)
label[i+4] = program.nameTail[i];
printTail( label );
}
void WebServer::_handleRequest() {
RequestHandler* handler;
for (handler = _firstHandler; handler; handler = handler->next)
{
if (handler->method != HTTP_ANY && handler->method != _currentMethod)
continue;
if (handler->uri != _currentUri)
continue;
handler->fn();
break;
}
if (!handler){
#ifdef DEBUG
DEBUG_OUTPUT.println("request handler not found");
#endif
if(_notFoundHandler) {
_notFoundHandler();
}
else {
printHead(404,"text/plain");
print(String("Not found: ") + _currentUri);
closeClient();
}
}
_currentClient = WiFiClient();
_currentUri = String();
}
int main(int argc, char *argv[])
{
char inSeq[BUFFSIZE], postSeq[BUFFSIZE];
gets(inSeq);
gets(postSeq);
printHead(inSeq, postSeq, strlen(postSeq));
return 0;
}
double BisectionSearch::find_root(double f(double x))
{
double f0 = f(x0);
double f1 = f(x1);
if ( f0 * f1 > 0 ) {
cerr << " BisectionSearch: sorry, root not bracketed!\n"
<< " f(" << x0 << ") = " << f0 << endl
<< " f(" << x1 << ") = " << f1 << endl
<< " Trying to bracket the root using bracket_root ..."
<< flush;
double save_x0 = x0;
double save_x1 = x1;
if ( bracket_root(f) ) {
cerr << " Bracketing succeeded !\n"
<< " x0 = " << x0 << " x1 = " << x1
<< " continuing ..." << endl;
f0 = f(x0);
f1 = f(x1);
} else {
cerr << " Sorry, bracketing attempt failed" << endl;
x0 = save_x0;
x1 = save_x1;
return abs(f0) < abs(f1) ? x0 : x1;
}
}
if ( f0 == 0 )
return x0;
if ( f1 == 0 )
return x1;
double xHalf, fHalf = 0.5 * (f0 + f1);
int step = 0;
if ( verbose ) {
printHead("Bisection Search", accuracy, *os);
printStep(step, x0, x1 - x0, fHalf, *os);
}
do { // iteration loop
if ( ++step > max_steps )
break;
xHalf = 0.5 * (x0 + x1); // bisection point
fHalf = f(xHalf);
if ( f0 * fHalf > 0 ) { // x0 and xHalf on same side of root
x0 = xHalf; // replace x0 by xHalf
f0 = fHalf;
} else { // x1 and xHalf on same side of root
x1 = xHalf; // replace x1 by xHalf
f1 = fHalf;
}
if ( verbose )
printStep(step, x0, x1 - x0, fHalf, *os);
} while ( abs(x1 - x0) > accuracy && fHalf != 0);
if ( step > max_steps )
printWarning(max_steps);
steps = step;
return xHalf;
}
void updateDisplay() {
erase();
initWins();
// Get files and directories
getEntries();
printHead();
printMenus();
}
void go()
{
extern lua_State *L;
extern int burnin_run;
extern int fresh_display;
// if (getTableBooleanElement(L, "con", "FRT_SPLIT_DISPLAY"))
// {
//fft split display
extern int flow_count;
extern char *radios[];
extern int ITEM_NUMBER;
extern SDL_Widget *button_ensure;
extern int all_pass;
clearWin();
burnin_run = 1;
fresh_display = 1;
FR_THD_PARG *pdata;
// printf( "Item_number: %d\n", ITEM_NUMBER);
pdata = (FR_THD_PARG *)malloc( ITEM_NUMBER * sizeof( FR_THD_PARG));
memset( pdata, 0, ITEM_NUMBER * sizeof( FR_THD_PARG));
char buf_s[64] = {0};
char buf_v[64] = {0};
char *station = (char *) getTableElement(L, "con", "STATION");
strcat( buf_s, station);
char *version = (char *) getTableElement(L, "con", "VERSION");
strcat( buf_v, version);
printHead( buf_s, buf_v);
refreshWin();
// create control thread
if ((threads[9] = SDL_CreateThread(go_burnin_ctl_thread, NULL)) == NULL ) {
fprintf(stderr, "Can't create thread: %s \n", SDL_GetError());
return;
}
int i = 0;
int x, y;
for( i = 0; i < ITEM_NUMBER; ++i)
{
(pdata + i)->flow_number = i;
(pdata + i)->ret_value = -1;
printf( "flow: %d, size %d\n", (pdata + i)->flow_number, (pdata + i)->ret_value);
if ((threads[i] = SDL_CreateThread( go_burnin_thread, (void *)(pdata+i))) == NULL){
fprintf( stderr, "Can't create thread: %s \n", SDL_GetError());
return;
}
}
}
void printBook ( Book *b , int n) /*输出所有图书记录的值*/
{
int i;
printHead();
for (i=0;i<n;i++)
{
printf("%s\t ", b[i].ISBN);
printf("%s\t ", b[i].name);
printf("%s\t ", b[i].press);
printf("%s\t ", b[i].author);
printf("%.2lf\t ", b[i].price_out);
printf("%.2lf\t ", b[i].price_in);
printf("%d\t ", b[i].sale);
printf("%d\t ", b[i].number);
printf("%.2lf\n", b[i].profit);
}
}
//===== Display a web page with the console
int ICACHE_FLASH_ATTR
tplConsole(HttpdConnData *connData, char *token, void **arg) {
if (token==NULL) return HTTPD_CGI_DONE;
if (os_strcmp(token, "console") == 0) {
if (console_wr > console_rd) {
httpdSend(connData, console_buf+console_rd, console_wr-console_rd);
} else if (console_rd != console_wr) {
httpdSend(connData, console_buf+console_rd, BUF_MAX-console_rd);
httpdSend(connData, console_buf, console_wr);
} else {
httpdSend(connData, "<buffer empty>", -1);
}
} else if (os_strcmp(token, "head")==0) {
printHead(connData);
} else {
httpdSend(connData, "Unknown\n", -1);
}
return HTTPD_CGI_DONE;
}
void copyProgram( void )
{
printHead( " copy program" );
// print source and destination program numbers
uint8_t pnum = program.number+1;
char label[] = " 00.0 => 00.0";
label[2] = digits[pnum / 100];
label[3] = digits[(pnum % 100) / 10];
label[5] = digits[pnum % 10];
label[10] = digits[pnum / 100];
label[11] = digits[(pnum % 100) / 10];
label[13] = digits[pnum % 10];
printTail( label );
while ( 1 )
{
switch ( action() )
{
case CTRL_DN_ACTION:
COUNT_DN
break;
case CTRL_UP_ACTION:
COUNT_UP
break;
case CTRL_OK_ACTION:
// signal switcher
transmit_com( COPY_PROGRAM<<7 | program.number , 10 );
return;
default:
continue;
}
// update program number
pnum = program.number+1;
label[10] = digits[(pnum) / 100];
label[11] = digits[((pnum) % 100) / 10];
label[13] = digits[(pnum) % 10];
printTail( label );
}
}
double TangentSearch::find_root(double f(double x),
double f_prime(double x))
{
double f0 = f(x0);
double f_prime0 = f_prime(x0);
if ( f0 == 0 )
return x0;
if ( f_prime0 != 0 )
dx = - f0 / f_prime0;
int step = 0;
if ( verbose ) {
printHead("Tangent Search", accuracy, *os);
printStep(step, x0, dx, f0, *os);
}
do {
if ( ++step > max_steps )
break;
if ( f_prime0 == 0 ) {
cerr << " Tangent Search: f'(x0) = 0, algorithm fails!\n"
<< " f(" << x0 << ") = " << f0 << endl
<< " f'(" << x0 << ") = " << f_prime0 << endl;
break;
}
dx = - f0 / f_prime0;
x0 += dx;
f0 = f(x0);
f_prime0 = f_prime(x0);
if ( verbose )
printStep(step, x0, dx, f0, *os);
} while ( abs(dx) > accuracy && f0 != 0);
if ( step > max_steps )
printWarning(max_steps);
steps = step;
return x0;
}
double SecantSearch::find_root(double f(double x))
{
double f0 = f(x0);
double f1 = f(x1);
if ( f0 == 0 )
return x0;
if ( f1 == 0 )
return x1;
int step = 0;
if ( verbose ) {
printHead("Secant Search", accuracy, *os);
printStep(step, x0, x1 - x0, f1, *os);
}
do {
if ( ++step > max_steps )
break;
if ( f0 == f1 ) {
cerr << " Secant Search: f(x0) = f(x1), algorithm fails!\n"
<< " f(" << x0 << ") = " << f0 << endl
<< " f(" << x1 << ") = " << f1 << endl;
break;
}
dx *= - f1 / ( f1 - f0 );
x0 = x1;
f0 = f1;
x1 += dx;
f1 = f(x1);
if ( verbose )
printStep(step, x0, dx, f1, *os);
} while ( abs(dx) > accuracy && f1 != 0);
if ( step > max_steps )
printWarning(max_steps);
steps = step;
return x1;
}
void copyBank( void )
{
printHead( " copy bank" );
// print source- and destination bank numbers
uint8_t bank = (program.number+1)/10;
char label[15] = " #000 => #000";
label[4] = digits[(bank % 100) / 10];
label[5] = digits[bank % 10];
label[12] = digits[(bank % 100) / 10];
label[13] = digits[bank % 10];
printTail( label );
while ( 1 ) // wait for input
{
switch ( action() )
{
case CTRL_DN_ACTION:
if (bank > 0) bank--; else bank = 11;
break;
case CTRL_UP_ACTION:
if (bank < 11) bank++; else bank = 0;
break;
case CTRL_OK_ACTION:
transmit_com( COPY_BANK<<7 | bank , 10 ); // signal switcher
storeBank( bank );
return;
default:
continue;
}
// update display
label[12] = digits[(bank % 100) / 10];
label[13] = digits[bank % 10];
printTail( label );
}
}
string Rule::toString(){
string str = " " + printHead();
return str;
}