removes v2EchoServer.cpp, v2Parser.cpp, v2Parser.h, v2main.cpp

This commit is contained in:
Brendan Haines 2015-03-17 23:42:26 -06:00
parent c3292e033c
commit 83c4c3ee8b
4 changed files with 0 additions and 563 deletions

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#include <iostream>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <sys/ioctl.h>
#include "fcntl.h"
#include "DSM2.h"
using namespace std;
// TCP vars
#define TCP_PORT 51714
int sockfd, newsockfd;
char buffer[ 256 ];
struct sockaddr_in serv_addr, cli_addr;
socklen_t clilen;
// DSM2 receiver vars
const int RX_MAX[] = { 900, 900, 900, 900, 900, 900 };
const int RX_CENTER[] = { 511, 511, 511, 511, 511, 511 };
const int RX_MIN[] = { 122, 122, 122, 122, 122, 122 };
DSM2 dsm;
// Status vars
bool motorsEnabled;
int motorValues[ 4 ];
//Quaternion q;
bool setupTcp( int portNum )
{
struct sockaddr_in serv_addr, cli_addr;
socklen_t clilen;
cout << "setting up TCP..." << endl;
sockfd = socket( AF_INET, SOCK_STREAM, 0 );
if( sockfd < 0 )
{
cerr << "ERROR opening socket" << endl;
return false;
}
bzero( (char*) &serv_addr, sizeof(serv_addr) );
serv_addr.sin_family = AF_INET;
serv_addr.sin_addr.s_addr = INADDR_ANY;
serv_addr.sin_port = htons(portNum);
cout << "binding socket to port " << portNum << endl;
if( bind( sockfd, (struct sockaddr*) &serv_addr, sizeof(serv_addr) ) )
{
cerr << "ERROR binding socket to port " << portNum << endl;
return false;
}
cout << "listening to socket" << endl;
listen( sockfd, 5 );
clilen = sizeof( cli_addr );
cout << "waiting for connection" << endl;
newsockfd = accept( sockfd, (struct sockaddr *) &cli_addr, &clilen );
if( newsockfd < 0 )
{
cerr << "ERROR on accept" << endl;
return false;
}
bzero( buffer, 256 );
fcntl( newsockfd, F_SETFL, O_NONBLOCK );
cout << "connection established" << endl;
return true;
}
void shutdown()
{
cout << "shutting down..." << endl;
close( newsockfd );
close( sockfd );
cout << "sockets closed" << endl;
exit( EXIT_SUCCESS );
}
void readTcp()
{
int n; // number of bytes read
int carotPos;
n = read( newsockfd, buffer, 255 );
if( n > 0 )
{
motorsEnabled = false;
carotPos = 0;
while( carotPos < n )
{
if( strncmp( buffer + carotPos, "DISCONNECT", strlen("DISCONNECT") ) == 0 && strlen("DISCONNECT") + carotPos <= n ) shutdown();
else if( strncmp( buffer + carotPos, "D", strlen("D") ) == 0 && strlen("D") + carotPos <= n ) shutdown();
else if( strncmp( buffer + carotPos, "H", strlen("H") ) == 0 && strlen("H") + carotPos <= n )
{
cout << "H " << flush;
carotPos++;
}
else if( strncmp( buffer + carotPos, "E", strlen("E") ) == 0 && strlen("E") + carotPos <= n )
{
motorsEnabled = true;
cout << "E " << flush;
carotPos++;
// carotPos += strlen("E");
}
else if( strncmp( buffer + carotPos, "M", strlen("M") ) == 0 && strlen("Mxx_xxxx") + carotPos <= n )
{
motorValues[ atoi( buffer + carotPos + 1 ) ] = atoi( buffer + carotPos + 4 );
carotPos += strlen("Mxx_xxxx");
}
/*else if( strncmp( buffer + carotPos, "C", strlen("C") ) == 0 && strlen("Cxx_xxxx") + carotPos <= n )
{
dsm.values[ atoi( buffer + carotPos + 1 ) ] = atoi( buffer + carotPos + 4 );
carotPos += strlen("Cxx_xxxx");
}*/
else carotPos++;
}
cout << endl;
bzero( buffer, 256 );
if( !motorsEnabled )
{
motorValues[ 0 ] = 0;
motorValues[ 1 ] = 0;
motorValues[ 2 ] = 0;
motorValues[ 3 ] = 0;
}
}
}
void writeTcp()
{
int i;
char temp[256];
char outBuffer[] = "H ";
if( motorsEnabled ) {
strcat( outBuffer, "E " );
for( i = 0; i < 4; i++ )
{
sprintf( temp, "M%02d_%04d ", i, motorValues[ i ] );
strcat( outBuffer, temp );
}
}
for( i = 0; i < 6; i++ )
{
sprintf( temp, "C%02d_%04d ", i, dsm.values[ i ] );
strcat( outBuffer, temp );
}
}
int main( int argc, char* argv[] )
{
//if( !setupTcp( TCP_PORT ) ) exit( EXIT_FAILURE );
setupTcp( TCP_PORT );
while( true )
{
readTcp();
cout << "EN: " << motorsEnabled << "\tM0: " << motorValues[0] << "\tM1: " << motorValues[1] << "\tM2: " << motorValues[2] << "\tM3: " << motorValues[3] << endl;
writeTcp();
}
}

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/*
* v2Parser.cpp
*/
#include <iostream>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <sys/ioctl.h>
#include "fcntl.h"
#include "v2Parser.h"
using namespace std;
// No-Args constructor
v2Parser::v2Parser()
{}
v2Parser::v2Parser( int port )
{
setup( port );
}
bool v2Parser::setup( int portNum )
{
struct sockaddr_in serv_addr, cli_addr;
socklen_t clilen;
cout << "setting up TCP..." << endl;
sockfd = socket( AF_INET, SOCK_STREAM, 0 );
if( sockfd < 0 )
{
cerr << "ERROR opening socket" << endl;
return false;
}
bzero( (char*) &serv_addr, sizeof(serv_addr) );
serv_addr.sin_family = AF_INET;
serv_addr.sin_addr.s_addr = INADDR_ANY;
serv_addr.sin_port = htons(portNum);
cout << "binding socket to port " << portNum << endl;
if( bind( sockfd, (struct sockaddr*) &serv_addr, sizeof(serv_addr) ) )
{
cerr << "ERROR binding socket to port " << portNum << endl;
return false;
}
cout << "listening to socket" << endl;
listen( sockfd, 5 );
clilen = sizeof( cli_addr );
cout << "waiting for connection" << endl;
newsockfd = accept( sockfd, (struct sockaddr *) &cli_addr, &clilen );
if( newsockfd < 0 )
{
cerr << "ERROR on accept" << endl;
return false;
}
bzero( buffer, 256 );
fcntl( newsockfd, F_SETFL, O_NONBLOCK );
cout << "connection established" << endl;
return true;
}
bool v2Parser::recieve()
{
size_t n; // number of bytes read
uint8_t carotPos;
int channel, value;
n = read( newsockfd, buffer, 255 );
if( n > 0 )
{
motorsEnabled = false;
carotPos = 0;
while( carotPos < n )
{
if( strncmp( buffer + carotPos, "DISCONNECT", strlen("DISCONNECT") ) == 0 && strlen("DISCONNECT") + carotPos <= n ) exit( EXIT_SUCCESS );
else if( strncmp( buffer + carotPos, "D", strlen("D") ) == 0 && strlen("D") + carotPos <= n ) exit( EXIT_SUCCESS );
else if( strncmp( buffer + carotPos, "H", strlen("H") ) == 0 && strlen("H") + carotPos <= n ) carotPos++;
else if( strncmp( buffer + carotPos, "E", strlen("E") ) == 0 && strlen("E") + carotPos <= n )
{
motorsEnabled = true;
cout << "E ";
carotPos += strlen("E ");
}
else if( strncmp( buffer + carotPos, "M", strlen("M") ) == 0 && strlen("Mxx_xxxx") + carotPos <= n )
{
channel = atoi( buffer + carotPos + 1 );
value = atoi( buffer + carotPos + 4 );
motorValues[ channel ] = value;
cout << "M" << channel << endl;
carotPos += strlen("Mxx_xxxx ");
}
/*else if( strncmp( buffer + carotPos, "C", strlen("C") ) == 0 && strlen("Cxx_xxxx") + carotPos <= n )
{
channel = atoi( buffer + carotPos + 1 );
value = atoi( buffer + carotPos + 4 );
motorValues[ channel ] = value;
cout << "C" << channel << endl;
carotPos += strlen("Cxx_xxxx ");
}*/
else carotPos++;
}
cout << endl;
return true;
}
return false;
}
void v2Parser::send()
{
int i;
char temp[256];
char outBuffer[] = "H ";
if( motorsEnabled ) {
strcat( outBuffer, "E " );
for( i = 0; i < 4; i++ )
{
sprintf( temp, "M%2d_%4d ", i, motorValues[ i ] );
strcat( outBuffer, temp );
}
}
}

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/*
* v2Parser.h
*/
#include <netinet/in.h>
#include <sys/socket.h>
#include "helper_3dmath.h"
#ifndef V2PARSER_H
#define V2PARSER_H
class v2Parser
{
public:
v2Parser();
v2Parser( int port);
bool setup( int portNum );
bool recieve();
void send();
bool motorsEnabled;
int motorValues[ 4 ];
int controlValues[ 6 ];
Quaternion q;
private:
int sockfd, newsockfd;
char buffer[256];
struct sockaddr_in serv_addr, cli_addr;
socklen_t clilen;
};
#endif

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/*
* v2main.cpp
*/
#include <iostream>
#include <cstdlib>
#include <stdint.h>
#include "v2Parser.h"
#include "PCA9685.h"
#include "DSM2.h"
#include "PID.h"
#include "MPU6050_6Axis_MotionApps20.h"
#include "wiringPi.h"
using namespace std;
#define DEFAULT_TCP_PORT 51717
#define MOTOR_OFF 200
#define MOTOR_MIN 220
#define MOTOR_MAX 600
double pitchP = 2;
double pitchI = 0;
double pitchD = 0;
double rollP = 2;
double rollI = 0;
double rollD = 0;
double yawP = 0.0001;
double yawI = 0;
double yawD = 0;
PCA9685 pca;
v2Parser tcp;
DSM2 dsm;
MPU6050 mpu;
PID pitchPID;
PID rollPID;
PID yawPID;
VectorFloat gravity;
int fifoPacketSize;
void setAllMotorsOff()
{
int i;
for( i = 0; i < 16; i++ )
pca.setPwm( i, 0, MOTOR_OFF );
}
void setup( int tcpPort )
{
cout << "\nsetting up PCA9685 (motor controller)..." << endl;
pca = PCA9685( 0x40 );
pca.setFrequency( 60 );
setAllMotorsOff();
delay( 250 );
setAllMotorsOff();
cout << "motors set to " << MOTOR_OFF << " (OFF)" << endl;
cout << "PCA9685 set up\n" << endl;
cout << "setting up TCP link..." << endl;
tcp = v2Parser( tcpPort );
cout << "TCP set up" << endl;
/*cout << "setting up RC receiver..." << endl;
dsm = DSM2();
//dsm.values = tcp.controlValues;
cout << "RC receiver set up" << endl;*/
cout << "\nsetting up MPU6050..." << endl;
cout << "initializing MPU6050..." << endl;
mpu.initialize();
cout << "testing MPU6050 connection..." << flush;
if( mpu.testConnection() )
{
cout << "SUCCESS" << endl;
}
else
{
cout << "FAILURE" << endl;
exit( EXIT_FAILURE );
}
cout << "initializing DMP..." << flush;
if( mpu.dmpInitialize() == 0 )
{
cout << "SUCCESS" << endl;
cout << "Enabling DMP..." << endl;
mpu.setDMPEnabled( true );
fifoPacketSize = mpu.dmpGetFIFOPacketSize();
}
else
{
cout << "FAILURE" << endl;
exit( EXIT_FAILURE );
}
cout << "MPU6050 set up" << endl;
cout << "\nsetting up PID..." << endl;
pitchPID = PID( pitchP, pitchI, pitchD );
rollPID = PID( rollP, rollI, rollD );
yawPID = PID( yawP, yawI, yawD );
cout << "PID set up\n" << endl;
atexit( setAllMotorsOff );
}
bool updateMpu()
{
int fifoCount;
uint8_t fifoBuffer[64];
fifoCount = mpu.getFIFOCount();
if( fifoCount == 1024 )
{
cout << "FIFO overflow" << endl;
}
else if( fifoCount >= 42 )
{
while( fifoCount >= 84 )
{
mpu.getFIFOBytes( fifoBuffer, fifoPacketSize );
fifoCount = mpu.getFIFOCount();
}
mpu.getFIFOBytes( fifoBuffer, fifoPacketSize );
mpu.dmpGetQuaternion( &(tcp.q), fifoBuffer );
mpu.dmpGetGravity( &gravity, &(tcp.q) );
return true;
}
return false;
}
void constrainValue( int* in, int low, int high )
{
if( *in < low )
{
*in = low;
}
else if( *in > high )
{
*in = high;
}
}
int main( int argc, char* argv[] )
{
float pitchAngle;
float rollAngle;
int16_t yawRate;
float pitchMod = 1;
float rollMod = 1;
float yawMod = 1;
setup( DEFAULT_TCP_PORT );
cout << "starting loop" << endl;
while( true )
{
dsm.update();
cout << "dsm rx: " << dsm.values[0] << "\t" << dsm.values[1] << "\t" << dsm.values[2] << "\t" << dsm.values[3] << "\t" << dsm.values[4] << "\t" << dsm.values[5] << "\t" << endl;
//tcp.send();
//cout << "tcp send done" << endl;
//cout<< tcp.recieve() <<endl;
//cout << "tcp receive done" << endl;
/*if( updateMpu() )
{
pitchAngle = atan( gravity.x / sqrt( gravity.y * gravity.y + gravity.z * gravity.z) );
rollAngle = atan( gravity.y / sqrt( gravity.x * gravity.x + gravity.z * gravity.z ) );
yawRate = mpu.getRotationZ();
cout << "pitch: " << pitchAngle << "\troll: " << rollAngle << "\tyaw rate: " << yawRate << endl;
pitchMod = pitchPID.update( pitchAngle, 0 );
rollMod = rollPID.update( rollAngle, 0 );
yawMod = yawPID.update( yawRate, 0 );
if( tcp.motorsEnabled )
{
tcp.motorValues[ 0 ] = (int)( ( 1 - pitchMod ) * ( 1 - rollMod ) * ( 1 + yawMod ) * tcp.controlValues[0] );
tcp.motorValues[ 1 ] = (int)( ( 1 + pitchMod ) * ( 1 - rollMod ) * ( 1 - yawMod ) * tcp.controlValues[0] );
tcp.motorValues[ 2 ] = (int)( ( 1 - pitchMod ) * ( 1 + rollMod ) * ( 1 - yawMod ) * tcp.controlValues[0] );
tcp.motorValues[ 3 ] = (int)( ( 1 + pitchMod ) * ( 1 + rollMod ) * ( 1 + yawMod ) * tcp.controlValues[0] );
constrainValue( &(tcp.motorValues[ 0 ]), MOTOR_MIN, MOTOR_MAX );
constrainValue( &(tcp.motorValues[ 1 ]), MOTOR_MIN, MOTOR_MAX );
constrainValue( &(tcp.motorValues[ 2 ]), MOTOR_MIN, MOTOR_MAX );
constrainValue( &(tcp.motorValues[ 3 ]), MOTOR_MIN, MOTOR_MAX );
pca.setPwm( 0, 0, tcp.motorValues[ 0 ] );
pca.setPwm( 1, 0, tcp.motorValues[ 1 ] );
pca.setPwm( 2, 0, tcp.motorValues[ 2 ] );
pca.setPwm( 3, 0, tcp.motorValues[ 3 ] );
}
else
{
setAllMotorsOff();
}
cout << "MPU data read" << endl;
}
else
{
cout << "no MPU data avail" << endl;
}*/
}
}