void Grid::print_points() const {
// check indexing:
if (!check()) {
print_labels();
return;
}
for (unsigned int i = 0; i < gridSize(); i++) {
// get index set:
MultiIndexed::IndexSet is = i2x(i);
// get Cartesian point:
COORD_CART cp = getPoint(is);
cout << "i = " << i << " --> ";
for (unsigned int j = 0; j < cp.size(); j++) {
cout << "x(" << j << ") = " << cp[j] << " ";
}
cout << endl;
}
}
int8_t GSwifi::writeHead (int8_t cid, uint16_t status_code) {
char *cmd = PB("S0",1);
cmd[ 1 ] = i2x(cid);
escape( cmd );
serial_->print(P("HTTP/1.0 "));
char *msg;
switch (status_code) {
case 200:
msg = P("200 OK");
break;
case 400:
msg = P("400 Bad Request");
break;
case 404:
msg = P("404 Not Found");
break;
case 500:
default:
msg = P("500 Internal Server Error");
break;
}
serial_->println(msg);
serial_->print("Access-Control-Allow-Origin: *\r\nServer: IRKit/");
serial_->println(version);
serial_->println(P("Content-Type: text/plain\r\n"));
}
// does recurse
int8_t GSwifi::close (int8_t cid) {
char *cmd = PB("AT+NCLOSE=0", 1);
cmd[ 10 ] = i2x(cid);
TIMER_STOP( timers_[cid] );
command(cmd, GSCOMMANDMODE_NORMAL);
if (did_timeout_) {
return -1;
}
return 0;
}
void setPixelsFunction( SDL_Surface* surface, int ix0, int iy0, int ix1, int iy1, Function2d func ){
SDL_LockSurface( surface );
int nx = ix1-ix0;
int ny = iy1-iy0;
for (int iy=iy0; iy<iy1; iy++){
Uint32 * pixel = ((Uint32*)surface->pixels) + iy*surface->w + ix0;
double y = i2y( iy );
for (int ix=ix0; ix<ix1; ix++){
double x = i2x( ix );
double f = func( x, y );
Uint8 fc = ( (Uint8)(255.0*f) ) & 0xFF;
Uint32 color = (fc<<16)|(fc<<8)|fc | 0xFF000000;
*pixel = color;
pixel++;
}
}
SDL_UnlockSurface( surface );
}
void draw(){
//SDL_SetRenderDrawColor(render, 128, 128, 128, 255);
//SDL_RenderClear(render);
SDL_RenderCopy( render, tempTex, &SrcR, &DestR);
int mouseX,mouseY;
SDL_GetMouseState( &mouseX, &mouseY );
double dfdx=0,dfdy=0;
double x = i2x( mouseX );
double y = i2y( mouseY );
double f = warped_function( x, y, dfdx, dfdy );
SDL_SetRenderDrawColor(render, 255, 0, 0, 255);
SDL_RenderDrawLine ( render, x2i( x ), y2i( y ), x2i( x - dfdx ), y2i( y - dfdy ) );
//printf( " %f %f %f %f \n", x, y, dfdx, dfdy );
SDL_RenderPresent( render );
SDL_UpdateWindowSurface(window);
}
void Grid::print_indices() const {
// check indexing:
if (!check()) {
print_labels();
return;
}
for (unsigned int i = 0; i < indexSize(); i++) {
// get index set:
MultiIndexed::IndexSet is = i2x(i);
cout << "i = " << i << " --> ";
for (unsigned int j = 0; j < is.size(); j++) {
cout << "x(" << j << ") = " << is[j] << " ";
}
cout << "---> i = " << x2i(is);
cout << endl;
}
}
void Grid::identifyPoints() {
// clear lists:
filterMap_i2g.clear();
filterMap_g2i.clear();
// prepare:
MultiIndexed::IndexSetSet identical;
vector<COORD_CART> checked;
vector<int> checked_i;
vector<COORD_CART> doubles;
int duplicates = 0;
int actLabel = 0;
// loop:
for (unsigned int i = 0; i < indexSize(); i++) {
// current index set:
MultiIndexed::IndexSet is = i2x(i);
// get Cartesian point:
COORD_CART cp = getPoint(is);
// check if this has been found before:
vector<COORD_CART>::iterator bef = find(checked.begin(), checked.end(),
cp);
// yes, this is a duplicate:
if (bef != checked.end()) {
// the old label:
int i_old = 0;
// search the original:
vector<COORD_CART>::iterator found = find(doubles.begin(),
doubles.end(), cp);
// yes, found it:
if (found != doubles.end()) {
// get position:
int pos = found - doubles.begin();
i_old = (identical[pos])[0];
// write:
identical[pos].push_back(i);
// tell:
cout << gridName << ": Found duplicate. Identify ("
<< String(is) << ") with (" << String(i2x(i_old))
<< ")." << endl;
// this reduces the grid size, so count:
duplicates++;
}
// no, it's new:
else {
// add to lists:
doubles.push_back(cp);
i_old = bef - checked.begin();
MultiIndexed::IndexSet newpair(2);
newpair[0] = i_old;
newpair[1] = i;
identical.push_back(newpair);
// tell:
cout << gridName << ": Found duplicate. Identify ("
<< String(is) << ") with (" << String(i2x(
(identical.back())[0])) << ")" << endl;
// this reduces the grid size, so count:
duplicates++;
}
// write original label to filter:
filterMap_i2g.push_back(i_old);
}
// no, this is not a duplicate:
else {
// give label:
filterMap_i2g.push_back(actLabel);
filterMap_g2i.push_back(i);
actLabel++;
// mark as checked:
checked.push_back(cp);
checked_i.push_back(i);
}
}
// reduce grid size:
gSize -= duplicates;
cout<<"i2gMap: " << endl;
cout<<String(filterMap_i2g)<<endl;
cout<<"g2iMap: " << endl;
cout<<String(filterMap_g2i)<<endl;
cout << gridName << ": Index size = " << indexSize() << ", grid size = "
<< gridSize() << endl;
}
vector<IO::OFILE::Data> Grid::getOData(const string & type) const {
vector<IO::OFILE::Data> out;
////////////////////////////////////////////////////////////
//
// Text file output:
//
if (type.compare(IO::OFILE::TYPE::TXT) == 0) {
// add a piece of data: points
IO::OFILE::Data dat;
// set pre and post fields:
dat.type = type;
dat.origin = gridName;
// Output Cartesian points:
if (flag_output_cart) {
dat.name = "grid_points_cartesian";
dat.pre_data = "// " + gridName + ": " + String(gSize)
+ " points in Cartesian space (" + String(getN()) + ")\n";
for (unsigned int g = 0; g < gridSize(); ++g) {
// pick a coordinate:
const MultiIndexed::IndexSet coord = g2x(g);
// get Cartesian coordinate:
COORD_GRID x = getPoint(coord);
// write:
dat.data += String(x) + " ";
}
}
// grid point output:
else {
dat.name = "grid_points";
dat.pre_data = "// " + gridName + ": " + String(indexSize())
+ " points in grid space (" + String(getN()) + ")\n";
for (unsigned int i = 0; i < indexSize(); i++) {
// pick a coordinate:
MultiIndexed::IndexSet coord = i2x(i);
// get Cartesian coordinate:
COORD_GRID x = getGridPoint(coord);
// write:
dat.data += String(x) + " ";
}
}
// write points:
dat.data += "\n";
out.push_back(dat);
}
////////////////////////////////////////////////////////////
//
// VTK ascii file output:
//
else if (type.compare(IO::OFILE::TYPE::VTK_ASCII) == 0) {
// add a piece of data: points
IO::OFILE::Data dat;
// set pre and post fields:
dat.type = type;
dat.origin = gridName;
// Output Cartesian points:
if (flag_output_cart) {
// meta data for grid points:
vector<int> dims = getN();
dims.resize(3, 1);
dat.name = "grid_points_cartesian";
dat.pre_data = String("DATASET UNSTRUCTURED_GRID\n")
// + "DIMENSIONS " + IO::vi2s(dims) + "\n"
+ "POINTS " + String(gridSize()) + " \n";
for (unsigned int g = 0; g < gridSize(); g++) {
// pick a coordinate:
MultiIndexed::IndexSet coord = g2x(g);
// get Cartesian coordinate:
COORD_GRID x = getPoint(coord);
// vtk expects 3 dimensions:
x.resize(3, 0);
// write:
dat.data += String(x) + " ";
}
}
// grid point output:
else {
// meta data for grid points:
vector<int> dims = getN();
dims.resize(3, 1);
dat.name = "grid_points";
dat.pre_data = String("DATASET STRUCTURED_GRID\n")
+ "DIMENSIONS " + String(dims) + "\n"
+ "POINTS " + String(indexSize()) + " \n";
for (unsigned int i = 0; i < indexSize(); i++) {
// pick a coordinate:
MultiIndexed::IndexSet coord = i2x(i);
// get Cartesian coordinate:
COORD_GRID x = getPoint(coord);
// vtk expects 3 dimensions:
x.resize(3, 0);
// write:
dat.data += String(x) + " ";
}
}
// write points:
dat.data += "\n";
out.push_back(dat);
// add new piece of data: cells
dat = IO::OFILE::Data();
// set pre and post fields:
dat.type = type;
dat.origin = gridName;
dat.pre_data = "CELLS " + String(cells()) + " ";
dat.data = "";
// Output in Cartesian space:
if (flag_output_cart) {
dat.name = "grid_cells_cartesian";
// count data output:
int dcounter = 0;
// cell output:
for(int i = 0; i < cells(); i++) {
// get cell:
MultiIndexed::IndexCell cell = getIndexCell(i);
// grid filter:
for(unsigned j = 0; j < cell.size(); j++)
cell[j] = filter_i2g(cell[j]);
reduceDup_v(cell);
// write cell:
dat.data += String(cell.size());
dcounter++;
for(unsigned j = 0; j < cell.size(); j++){
cout<<String(cell[j])<<" -> "<<String(x2g(cell[j]))<<endl;
dat.data += " " + String(x2g(cell[j]));
dcounter++;
}
cout<<endl;
dat.data += "\n";
}
dat.pre_data += String(dcounter) + "\n";
}
dat.data += "\n";
out.push_back(dat);
}
return out;
}
int8_t GSwifi::join (GSSECURITY sec, const char *ssid, const char *pass, int dhcp, char *name_) {
char *cmd;
uint8_t offset;
if (joined_) {
return -1;
}
disconnect();
// infrastructure mode
command(PB("AT+WM=0",1), GSCOMMANDMODE_NORMAL);
// set DHCP name with mac address
cmd = PB("AT+NDHCP=1,%",1);
strcpy( cmd+11, hostname());
command(cmd, GSCOMMANDMODE_NORMAL);
switch (sec) {
case GSSECURITY_NONE:
case GSSECURITY_OPEN:
case GSSECURITY_WEP:
command(PB("AT+WSEC=0",1), GSCOMMANDMODE_NORMAL);
cmd = PB("AT+WAUTH=%",1);
cmd[ 9 ] = i2x(sec);
command(cmd, GSCOMMANDMODE_NORMAL);
if (sec != GSSECURITY_NONE) {
// key are either 10 or 26 hexadecimal digits corresponding to a 40- bit or 104-bit key
cmd = PB("AT+WWEP1=%",1);
strcpy(cmd+9, pass);
command(cmd, GSCOMMANDMODE_NORMAL);
}
cmd = PB("AT+WA=%",1);
strcpy(cmd+6, ssid);
command(cmd, GSCOMMANDMODE_DHCP, GS_TIMEOUT_LONG);
// normal people don't understand difference between wep open/shared.
// so we try shared first, and when it failed, try open
if (gs_failure_ && (sec == GSSECURITY_WEP)) {
return join(GSSECURITY_OPEN, ssid, pass, dhcp, name_);
}
break;
case GSSECURITY_WPA_PSK:
command(PB("AT+WAUTH=0",1), GSCOMMANDMODE_NORMAL);
cmd = PB("AT+WWPA=%",1);
strcpy( cmd+8, pass);
command(cmd, GSCOMMANDMODE_NORMAL, GS_TIMEOUT_LONG);
cmd = PB("AT+WA=%",1);
strcpy( cmd+6, ssid);
command(cmd, GSCOMMANDMODE_DHCP, GS_TIMEOUT_LONG);
break;
case GSSECURITY_WPA2_PSK:
command(PB("AT+WAUTH=0",1), GSCOMMANDMODE_NORMAL);
cmd = PB("AT+WPAPSK=%,%",1);
offset = 10;
strcpy( cmd+offset, ssid );
offset += strlen(ssid);
cmd[ offset ] = ',';
offset += 1;
strcpy( cmd+offset, pass );
command(cmd, GSCOMMANDMODE_NORMAL, GS_TIMEOUT_LONG);
cmd = PB("AT+WA=%",1);
strcpy( cmd+6, ssid);
command(cmd, GSCOMMANDMODE_DHCP, GS_TIMEOUT_LONG);
if (gs_failure_) {
return join(GSSECURITY_WPA_PSK, ssid, pass, dhcp, name_);
}
break;
default:
return -1;
}
if (did_timeout_) {
return -1;
}
if (gs_failure_) {
return -1;
}
joined_ = true;
return 0;
}
// returns -1 on error, >0 on success
int8_t GSwifi::request(GSwifi::GSMETHOD method, const char *path, const char *body, uint16_t length, GSwifi::GSResponseHandler handler, uint8_t timeout, uint8_t is_binary) {
char *cmd;
#ifdef TESTER
// Tester only requests against limited AP test target
// DNSLOOKUP should fail, because it's in limitedAP mode, ignore it.
sprintf( ipaddr_, "%s", "192.168.1.1" );
#else
cmd = PB("AT+DNSLOOKUP=" DOMAIN,1);
command(cmd, GSCOMMANDMODE_DNSLOOKUP);
#endif
// modified by eqiglii 2015-12-12
if ( strstr (path, "proxy.php") ) { // this means it is my temperature reporting service, which should go via my proxy server
sprintf( ipaddr_, "%s", "192.168.0.18" ); // my raspberrypi IP address, it changes depending on connected home devices
}
// end by eqiglii 2015-12-12
// don't fail fatally on dnslookup failure,
// we cache our server's ipaddress anyway
// it happens randomly
if (ipaddr_[ 0 ] == 0) {
// but if it has not been resolved yet,
// we must be not connected to internet,
// let's show yellow blink on colorled
Serial.println ("DOMAIN is not resolved to ipaddr"); // print log, added by eqiglii
clear();
on_disconnect_();
return -1;
}
cmd = PB("AT+NCTCP=",1);
strcpy( cmd+9, ipaddr_ );
#ifdef TESTER
strcpy( cmd+9+strlen(ipaddr_), ",80");
#else
// modified by eqiglii 2015-12-12
if ( strstr (path, "proxy.php") ) { // this means it is my temperature reporting service, which should go via my proxy server
strcpy( cmd+9+strlen(ipaddr_), ",80");
}
else { // this means it is normal IRKit post data
strcpy( cmd+9+strlen(ipaddr_), ",443");
}
#endif
connected_cid_ = CID_UNDEFINED;
command(cmd, GSCOMMANDMODE_CONNECT);
int8_t cid = connected_cid_;
char xid = i2x(cid);
if (did_timeout_) {
return -1;
}
if ((0 <= cid) && (cid <= 16)) {
// OK
}
else {
return -1;
}
handlers_[ cid ] = handler;
#ifndef TESTER
// modified by eqiglii 2015-12-12
if ( strstr (path, "proxy.php") == NULL ) { // this means it is normal IRKit post data, NOT my temperature reporting service
cmd = PB("AT+SSLOPEN=%,cacert",1);
cmd[ 11 ] = xid;
command(cmd, GSCOMMANDMODE_NORMAL);
}
#endif
// disable TCP_MAXRT and TCP_KEEPALIVE_X, because these commands takes some time to issue,
// and GS1011MIPS denies short TCP_KEEPALIVE_INTVL,
// and our server (currently Heroku) disconnects connections after 30seconds,
// and it's difficult to handle incoming requests while sending these.
// TCP_MAXRT = 10
// AT+SETSOCKOPT=0,6,10,10,4
// cmd = PB("AT+SETSOCKOPT=%,6,10,10,4",1);
// cmd[ 14 ] = xid;
// command(cmd, GSCOMMANDMODE_NORMAL);
// Enable TCP_KEEPALIVE on this socket
// AT+SETSOCKOPT=0,65535,8,1,4
// cmd = PB("AT+SETSOCKOPT=%,65535,8,1,4",1);
// cmd[ 14 ] = xid;
// command(cmd, GSCOMMANDMODE_NORMAL);
// TCP_KEEPALIVE_PROBES = 2
// AT+SETSOCKOPT=0,6,4005,2,4
// cmd = PB("AT+SETSOCKOPT=%,6,4005,2,4",1);
// cmd[ 14 ] = xid;
// command(cmd, GSCOMMANDMODE_NORMAL);
// TCP_KEEPALIVE_INTVL = 150
// AT+SETSOCKOPT=0,6,4001,150,4
// mysteriously, GS1011MIPS denies with "ERROR: INVALID INPUT" for seconds less than 150
// cmd = PB("AT+SETSOCKOPT=%,6,4001,150,4",1);
// cmd[ 14 ] = xid;
// command(cmd, GSCOMMANDMODE_NORMAL);
// if (did_timeout_) {
// return -1;
// }
cmd = PB("S0",1);
cmd[ 1 ] = xid;
escape( cmd );
if (method == GSMETHOD_POST) {
serial_->print(P("POST "));
}
else {
serial_->print(P("GET "));
}
serial_->print(path);
serial_->print(P(" HTTP/1.1\r\nUser-Agent: IRKit/"));
serial_->println(version);
// modified by eqiglii 2015-12-12
if ( strstr (path, "proxy.php") ) { // this means it is my temperature reporting service, which should go via my proxy server
serial_->println("Host: 192.168.0.18"); // my raspberrypi IP address, it changes depending on connected home devices
//serial_->println("Host: raspberrypi.local"); // this does NOT work
}
else { // this means it is normal IRKit service
serial_->println("Host: " DOMAIN);
}
// end by eqiglii 2015-12-12
//serial_->println("Host: " DOMAIN);
if (method == GSMETHOD_POST) {
serial_->print(P("Content-Length: "));
serial_->println( is_binary ? base64_length(length) : length );
serial_->println("Content-Type: application/x-www-form-urlencoded\r\n");
if (is_binary) {
base64_encode((const uint8_t*)body, length, &base64encoded);
}
else {
serial_->print(body);
}
}
else {
serial_->println();
}
// we're long polling here, to receive other events, we're going back to our main loop
// ignore timeout, we always timeout here
escape( "E" );
TIMER_START(timers_[cid], timeout);
return cid;
}