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citizen
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moved to data folder

master
Victor Giers 5 years ago
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1877319529
commit
820469a69d
2 changed files with 0 additions and 362 deletions
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      client/client
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    362
      client/main.cpp

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#include <iostream>
#include <sys/ioctl.h>
#include <stdio.h>
#include <unistd.h>
#include <chrono>
#include <thread>
#include <cmath>
#include <stdlib.h>
#include <ncurses.h>
#include <pthread.h>
#include <termios.h>
#include <stdbool.h>
#include <sys/select.h>
#include <vector>
#include <algorithm>
#include <sys/socket.h>
//#include <netinet/in.h>
#include <string.h>
#include <arpa/inet.h>
#define PORT 5210

using namespace std;
using namespace std::chrono;

string debugMsg;

bool bGameLoop = true;
int nScreenWidth;
int nScreenHeight;
string screen;

float fPlayerX = 8.0f;
float fPlayerY = 8.0f;
float fPlayerA = 0.0f;
float fElapsedTime;
bool bMoveForward;
bool bMoveBackwards;
bool bTurnLeft;
bool bTurnRight;

void *keyListener(void *tid){
long id = (long) tid;
initscr();
noecho();
//raw();
//cbreak();
//nodelay(stdscr, TRUE);
//scrollok(stdscr, TRUE);
//raw();
int c;
while ((c = getch()) != ERR){
debugMsg = "";
debugMsg+=to_string(c);
switch (c) {
case 119: //w
bMoveForward = true;
break;
case 97: //a
bTurnLeft = true;
break;
case 115: //s
bMoveBackwards = true;
break;
case 100: //d
bTurnRight = true;
break;
default:
break;
}
}
endwin();
pthread_exit(NULL);
}

void writeStringToScreen(int x, int y, string text){
int s = (y*nScreenWidth)+x;
for (int i = s; i < s+text.length(); i++){
screen[i] = text[i-s];
}
}

int main(int argc, char const *argv[]){

//CLIENT STUFF
struct sockaddr_in address;
int sock = 0;
struct sockaddr_in serv_addr;
if ((sock = socket(AF_INET, SOCK_STREAM, 0)) < 0) { printf("\n Socket creation error \n");return -1; }
memset(&serv_addr, '0', sizeof(serv_addr));
serv_addr.sin_family = AF_INET;
serv_addr.sin_port = htons(PORT);
if(inet_pton(AF_INET, "127.0.0.1", &serv_addr.sin_addr)<=0){ printf("\nInvalid address/ Address not supported \n"); return -1; }
if (connect(sock, (struct sockaddr *)&serv_addr, sizeof(serv_addr)) < 0){ printf("\nConnection Failed \n"); return -1; }



///I HAVE TO LOOK INTO THIS MORE
struct termios ttystate;
tcgetattr(STDIN_FILENO, &ttystate);
ttystate.c_lflag &= (~ICANON & ~ECHO); //Not display character
ttystate.c_cc[VMIN] = 1;
tcsetattr(STDIN_FILENO, TCSANOW, &ttystate);
///

//cInput = {'a','b'};
//fputs("\e[?25h", stdout); //get cursor back /on signal abort ~
//setterm(1);
pthread_t pThread[1];
pthread_create(&pThread[0], NULL, keyListener, 0);

struct winsize size;
ioctl(STDOUT_FILENO,TIOCGWINSZ,&size);
nScreenWidth = size.ws_col;
nScreenHeight = size.ws_row;
int nFrameRate = 60;


float fFOV = 3.14159 / 4.0;
float fDepth = 32.0f;

char *mapwRequest = (char*)"give mapw";
char bufferMapw[32] = {0};
send(sock , mapwRequest , strlen(mapwRequest) , 0 );
int getmapw = read( sock , bufferMapw, 32);
string s_MapWidth = ("%s\n",bufferMapw);
int nMapWidth = stoi(s_MapWidth);

char *maphRequest = (char*)"give maph";
char bufferMaph[32] = {0};
send(sock , maphRequest , strlen(maphRequest) , 0 );
int getmaph = read( sock , bufferMaph, 32);
string s_MapHeight = ("%s\n",bufferMaph);
int nMapHeight = stoi(s_MapHeight);


string map = "";

for (int i = 0; i < nMapHeight; i ++){
char *mapRequest = (char*)"give map";
char bufferMap[4096] = {0};
send(sock , mapRequest , strlen(mapRequest) , 0 );
int getmap = read( sock , bufferMap, 4096);
map += ("%s\n",bufferMap );
}
/*
map += "################";
map += "#..............#";
map += "#####......#####";
map += "#..............#";
map += "#..........#####";
map += "#..............#";
map += "#####......#####";
map += "#####......#####";
map += "#####......#####";
map += "#####......#####";
map += "#####......#####";
map += "#..............#";
map += "#..............#";
map += "#####......#####";
map += "#..............#";
map += "################"; */

system("kbdrate -d 250 -r 10");


using clock = steady_clock;
auto tp1 = clock::now();
auto tp2 = clock::now();

fputs("\e[?25l", stdout); //remove cursor*/

float fSpeedFactor = 20.0f;

///////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////
////////BEGINDRAW/////
///////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////
while(bGameLoop){


tp2 = clock::now();
duration<float> elapsedTime = tp2 - tp1;
tp1 = tp2;
fElapsedTime = elapsedTime.count();


//dynamic terminal window size (on Window Resize)
ioctl(STDOUT_FILENO,TIOCGWINSZ,&size);
nScreenWidth = size.ws_col;
nScreenHeight = size.ws_row;
screen.clear();
screen.resize(nScreenWidth*nScreenHeight);
cout << "\x1B[0;0H"; //reset cursor to 0,0


//fun part



char *locxRequest = (char*)"give locx";
char *locyRequest = (char*)"give locy";
char *aRequest = (char*)"give a";

char buffer[32] = {0};



send(sock , locxRequest , strlen(locxRequest) , 0 );
int getlocx = read( sock , buffer, 32);
string s_xPos = ("%s\n",buffer );

buffer[32] = {0};
send(sock , locyRequest , strlen(locyRequest) , 0 );
int getlocy = read( sock , buffer, 32);
string s_yPos = ("%s\n",buffer );

buffer[32] = {0};
send(sock , aRequest , strlen(aRequest) , 0 );
int geta = read( sock , buffer, 32);
string s_angle = ("%s\n",buffer );


fPlayerA = stof(s_angle)+3.14159*0.5;
fPlayerX = stof(s_xPos);
fPlayerY = stof(s_yPos);
//this would be much better as class
if(bMoveForward){
fPlayerX += fSpeedFactor*sinf(fPlayerA) * 5.0f * fElapsedTime;
fPlayerY += fSpeedFactor*cosf(fPlayerA) * 5.0f * fElapsedTime;
if(map[(int)fPlayerY * nMapWidth + (int)fPlayerX] == '#')
{
fPlayerX -= fSpeedFactor*sinf(fPlayerA) * 5.0f * fElapsedTime;
fPlayerY -= fSpeedFactor*cosf(fPlayerA) * 5.0f * fElapsedTime;
}
bMoveForward = false;
}
if(bMoveBackwards){
fPlayerX -= fSpeedFactor*sinf(fPlayerA) * 5.0f * fElapsedTime;
fPlayerY -= fSpeedFactor*cosf(fPlayerA) * 5.0f * fElapsedTime;
if(map[(int)fPlayerY * nMapWidth + (int)fPlayerX] == '#') {
fPlayerX += fSpeedFactor*sinf(fPlayerA) * 5.0f * fElapsedTime;
fPlayerY += fSpeedFactor*cosf(fPlayerA) * 5.0f * fElapsedTime;
}
bMoveBackwards = false;
}
if(bTurnLeft){
fPlayerA -= 0.15f;
bTurnLeft = false;
}
if(bTurnRight){
fPlayerA += 0.15f;
bTurnRight = false;
}

//shading part
for (int x = 0; x < nScreenWidth; x++){
float fRayAngle = (fPlayerA - fFOV / 2.0f) + ((float)x / (float)nScreenWidth) * fFOV;
float fDistanceToWall = 0;

bool bHitWall = false;
bool bBoundary = false;

float fEyeX = -sinf(fRayAngle);
float fEyeY = cosf(fRayAngle);

while(!bHitWall && fDistanceToWall < fDepth){
fDistanceToWall += 0.1f;

int nTestX = (int)(fPlayerX + fEyeX * fDistanceToWall);
int nTestY = (int)(fPlayerY + fEyeY * fDistanceToWall);

if(nTestX < 0 || nTestX >= nMapWidth || nTestY < 0 || nTestY >= nMapHeight){
bHitWall = true;
fDistanceToWall = fDepth;
} else {
if(map[nTestY * nMapWidth + nTestX] == '#')
{
bHitWall = true;
vector<pair<float, float>> p; //distance, dot
for (int tx = 0; tx < 2; tx++)
for (int ty = 0; ty < 2; ty++)
{
float vy = (float)nTestY + ty - fPlayerY;
float vx = (float)nTestX + tx - fPlayerX;
float d = sqrt(vx*vx + vy*vy);
float dot = (fEyeX * vx / d) + (fEyeY * vy / d);
p.push_back(make_pair(d,dot));
}

sort(p.begin(), p.end(), [](const pair<float, float> &left, const pair<float, float> &right) { return left.first < right.first; });

float fBound = 0.005;
if (acos(p.at(0).second) < fBound) bBoundary = true;
if (acos(p.at(1).second) < fBound) bBoundary = true;
if (acos(p.at(2).second) < fBound) bBoundary = true;
}

}
}

int nCeiling = (float)(nScreenHeight / 2.0) - nScreenHeight / ((float)fDistanceToWall);
int nFloor = nScreenHeight - nCeiling;

short nShade = 32;


for(int y = 0; y < nScreenHeight; y++){
if(y < nCeiling)
screen[y*nScreenWidth+x] = ' ';
if(y > nCeiling && y <= nFloor){
if (fDistanceToWall <= fDepth / 4.0f) nShade = 77; //very close
else if (fDistanceToWall < fDepth / 3.5f) nShade = 72;
else if (fDistanceToWall < fDepth / 3.0f) nShade = 84;
else if (fDistanceToWall < fDepth / 2.5f) nShade = 73;
else if (fDistanceToWall < fDepth / 2.0f) nShade = 105;
else if (fDistanceToWall < fDepth / 1.5f) nShade = 58;
else if (fDistanceToWall < fDepth) nShade = 46;
else nShade = 32; // too far
if(bBoundary) nShade = '-';
screen[y*nScreenWidth+x] = nShade;
}
else
{
float b = 1.0f - (((float)y - nScreenHeight / 2.0f) / ((float)nScreenHeight / 2.0f));
if (b < 0.3) nShade = 32; //32 //very close
else if (b < 0.55) nShade = 96; //96
else if (b < 0.8) nShade = 94; //94
else if (b < 0.9) nShade = 42; //42
else nShade = 32; //64 too far
screen[y*nScreenWidth+x] = nShade;

}
}
}





writeStringToScreen(0, nScreenHeight-3,"Received from server: " + s_xPos+ " "+s_yPos+ " "+s_angle + " " + to_string(nMapWidth)+ " " + to_string(nMapHeight) + " ");


//writeStringToScreen(0, 0, "Key pressed: " + to_string(123) + " Key code: " + to_string(cInput));
//writeStringToScreen(0, nScreenHeight-3, debugMsg);
writeStringToScreen(0, nScreenHeight-2, "Frame rate: " + to_string(1.0f / fElapsedTime) + " ");
writeStringToScreen(0, nScreenHeight-1, "Key pressed: " + debugMsg + " Angle: " + to_string(fPlayerA) + " X: " + to_string(fPlayerX) + " Y: " + to_string(fPlayerY) + " ");

//string sInput(1, cInput[0]);

cout << screen; //this is the renderer
//cout << ;


tp1 += milliseconds(1000 / nFrameRate);
this_thread::sleep_until(tp1);

}
return 0;
}

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