51,593 Topics
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| | By C++ game engines i mean the language that the game is programed in is C++. I know irrlicht but it aint good for very big games becuase you have to code where everything is. At the moment i am using Unity but the language looks like C#. So what … |
| | I just started shared memory and I took a big dive into it and got stuck trying to figure out how to share pointers. Well not really pointers: void* pData = MapViewOfFile(hMapFile, FILE_MAP_ALL_ACCESS, 0, 0, MapSize); Ok so the above holds my view of the file to be shared between … |
| | Hey all. I'm having a problem with a DLL being loaded. In codeblocks, if I don't export Main + ALL the functions in my DLL, they cannot be used by an external program! Yet in visual studio, I exported nothing and external programs are able to load the DLL. Example: … |
| | print "enter a number: "; $in = <>; chomp $in; print &prime($in); print "\n"; sub prime{ for($i=2;$i<($_[0]/2+1);$i++){ if($_[0]%$i ==0){return "not prime\n"} } return "prime\n"; } is this code for c++ language?..  |
| | Hi there, im new to c# and have been trying to create a calculator without a switch statement, using the operator 'op' as a variable, but i cannot get it to work, here is my current code: [code] using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; … |
| | In this assignment, I am having to insert user information to tables that we have created and I am having this error that keeps on telling me " Code No: 80040e14 Code Message: IDispatch error #3092 Error Source: Microsoft OLE DB Provider for SQL Server Error Description: The name 'Br' … |
 | I have two bounding boxes defined by the following values: m1.min.x;//the min x value of model 1 m1.min.y;// " " y " " " " m1.min.z;// " " z " " " " m1.max.x;// " max x " " " " m1.max.y;// " " y " " " " m1.max.z;// … |
| | How can I iterate a buffer with a stride? For example, I saved the pointer to a vertex buffer for later use. I've got the stride, the pointer, and triangle count for vertices. I want to iterate my pointer using this info to get the vertices. I'm doing it wrong … |
| | #include <iostream> #include <string> using namespace std; double distance(double x[],double y[]){ return sqrt((y[0]-x[0])*(y[0]-x[0])+(y[1]-x[1])*(y[1]-x[1])); } int main(){ double d; double x[]={1,2}; double y[]={4,3}; cout<<distance(x[2],y[2])<<endl; //cout<<d<<endl; cin.get(); return 0;} why wont it work I also tried d=distance(x[],y[]); cout<<d<<endl; but it wont work either  |
| | Hi again, I ran to some problems in input some codes but i'm quite sure that my code is correct but the output is not what I expect it to be, this is my code: #include<iostream> #include<string> #include<sstream> using namespace std; struct movie{ string title; int year; }; struct info{ … |
| | any book or guide for c++ socket programming? Thanks in advance  |
 | Hello, I'm trying to write the Cooley Turkey algorithm for an FFT. Now, The algorithm works well, but, only for 2 numbers - Nothing else. For example, I have used an online FFT calculated, entered the same data and got the same results. Here is the code for the algorithm: … |
| | hello all the members, i'm new to .net and i want code for a window application in c# for entering the userid and password in windows form  |
 | I was trying to create a program that would require the correct password to be put in in order for it to display something. I was able to make a program that would require the right password to display a certain thing. But the problem is that it can only … |
| | Hi All: I'm wondering if anyone knows any usefull links to articles I can read on coding multiplayer for XNA. I'm looking for something that would teach me how to code for more than two players. The idea of what I'm working on is for a standard 4v4 deathmatch over … |
| | while (HullShipA > 0 && HullShipB > 0 && HullShipC > 0) { // do whatever i wanna do } Console.Writeline("End Game"); So i'm kinda new to c# but here is the deal: In this simulation, ships attack eachother for damage and the way it is, as soon as 1 … |
| | What are the last 4 values for? (m[0], m[4], m[8], m[12]) (m[1], m[5], m[9], m[13]) (m[2], m[6], m[10], m[14]) (m[3], m[7], m[11], m[15]) I've looked everywhere and cannot figure out what m[3], m[7], m[11], m[16] are for (ModelView Matrix).. It says to ignore them but I can't just ignore them …  |
| | Hi! I'm new in this forum. I was reading some other posts about Directx and so. Now I have a problem with Lightning in Directx. I wanted to do some graphics like minecraft's ones, with cubes. And when I got my cube class ready, i drawed one cube and that … |
| | I'm done with my tic-tac-toe program, but now I want to ask a simple question to the winner of the match to make the victory absolute. Would I need a while loop? I also feel my code is too messy, how can I enhance/improve it? Thank you! #include <iostream> using …  |
| | I originally asked this question at cplusplus.com but got no responses. In my program I have the main player and enemy tanks. When using the shotgun weapon it works fine for the main player but it kills the bad guy when they use the weapon. I don't understand how this … |
| | Hi, I have to make a GUI to input data into an SQL server 2008 r2 database, and I was hoping someone could give me a heads up about the how to do it? I remember the basics of doing it in Access but of course its different with each … |
| | Basically I have created a sprite sheet/tileset with dimentions of 320 x 2048, the tiles are each 32 x 32. I've been able to load individual files with textures in them but I don't seem to be able to load textures from a sprite sheet. Any help ? Here is … |
| | Hello, I'm wondering if anyone knows if there is a specific way or a library that allows me to read in an audio file in which I can then manipulate and get the different frequencies? I'm basically trying to make an application that uses an FFT for the audio signals …  |
| | In my C++ Win32 program I want to set the current Display Settings to "Extend" mode. I Googled and found out that SetDisplayConfig() is the way to go forward in Windows 7 (I'm on Windows 7) but now I am kind of stuck how to proceed as the MSDN explanation … |
 | okay so im kind of confused now. . . . . i didn't even have a code to show you cause I know its wrong..I've been absent 2 days on my Programming so its really hard to cope up...i tried researching for ifstream.h and ofstream.h....and so far ifstream.h is for … |
| | The folders contains different images in them and the file names may match from those 2 folders and we should be able to display those images in 2 picture box having the same file names randomly. Using C# visual studio 2010. Please help me out with this code....! |
| | hi all all the deps were met,and autotools & ./configure run smooth,but make fails with the following error,tried with gcc2 & gcc4 environement,the same error, i hope to find some help here. here it is: In file included from xine.c:33:0: /boot/develop/headers/bsd/string.h:16:7: error: expected declaration specifiers or '...' before '(' token …  |
| | hello everyone, I am having a major problem with this assignment that asks to create a function whose input is a reference to an input file, which asks user to enter a file name to open for input, then checks to see where the file opened successfully. the function returns … |
| | Hi everyone, this is my first post and I am new to C++. I am trying to figure out how to do this project. Newton’s method is an algorithm that can be used to solve an equation of the form f(x) = 0 using a sequence of approximations. Here’s how … |
| | Hi, I have 2 GB file with 10 million lines. Is anyway to sort the file content without loading the full file content into memory |
| | Yes, me again, here to prove i'm an idiot. :) Ok, all previous problems solved (wrapping win32, and getting winsock to actually do ANYTHING) My problem now is that recv is very random. Sometimes it'll recieve data, sometimes it'll return -1. WSAGetLastError (still not entirely certain I should be using … |
| | Hey guys, I was wondering if anybody knew of a method to check if an element in a object array was empty. for example, lets say I have the class "XYZ" class XYZ { int x; string y; }; then in main if i declared the object array: int main() … |
 | i want to read each line of my file in seprated string what i have achieved till now is i can read the whole lines in one string and now i want to read each line in a sprated string any help; #include <cstdlib> #include <iostream> #include <fstream> using namespace …  |
| | So, i've been redesigning the program I've been making to make reusable functions, rather than copy/pasting almost identical code to several different functions (which is what I would have ended up doing). These upcoming sections of code are functions designed to, on a button press, navigate to a URL, scrape … |
| | Hello,everbody. In many cases we should fill some fields on the different forms and in the different places of those forms which are the same like as; names,address,numbers,etc. I want to write a program with C++ or other languages that resident in a PC so that it can be simply … |
| | Hello i'm a 1st year CompScience student , i have this project that need me to do a similar things to a game called Triple Town . I'm about 50% done and my problem is the matching part. It is similar to triple town games i'm sure you heard of … |
| | If a function present in Base class is overridden in derived class then Inheritance has ambiguity .So virtual keyword is used to overcome this and at run time which function to call can be decided by using Base class pointer to point to either Base class object or Derived class … |
| | Hello friends, for the last couple of days i am having problems with STL programming. I have 2 compilers Borland and Eclipse (both latest versions) and i cant program with STL in either of these. I write simplest of programs of STL(vector and list), the program gets compiled with no … |
| | C#: I have two folders first one containing various images of the tops and other containing various images of bottoms, now randomly a dress(top & bottom) should be selected such that if user inputs no of days the dresses should not be repeated, those dresses which are not worn should … |
| | Hi i am going to make a Binary Utility but I don't knnow how to program using extern uint16_t Bcdbin(const uint8_t* const pBcdBin) I have already read about extern and about unsigned int but I don't understand how to make a function for that code. please help. ty |
| | **How to go back to** start_new_input: **of main() function?** #include <iostream> #include <string> #include <cmath> using namespace std; //global varibals: char entered_characters[9999]; int direction_of_rotor1; int direction_of_rotor2; char alphabet_of_rotor1[26]; char alphabet_of_rotor2[26]; char rotor1_backward(char Letter); char rotor1_forward(char Letter); char rotor2_backward(char Letter2); char rotor2_forward(char Letter2); char print(char print_char); int main() { cout << …  |
| | I was asked to write code for consumer and producer threads accessing shared queue in an interview with the given primitives ADDNEW.Process PROCESS.SET PROCESS.RESET ENTER CS EXIT CS LOOP EXIT LOOP WAIT# PROCESS |
| | Newton's Method to find polynomial solution Hi everyone, this is my first post and I am new to C++. I am trying to figure out how to do this project. Newton’s method is an algorithm that can be used to solve an equation of the form f(x) = 0 using … |
| | void CRobotDlg::OnBnClickedSnip() { //---------- navigate to Snip CString sUrlSnip= L"http://Snip"; m_ctlBrowser.Navigate(sUrlSnip, 0,0,0,0); while (m_ctlBrowser.get_ReadyState() != READYSTATE_COMPLETE) { DelayMs( 100 ); } //------ page is ready to process IHTMLDocument2* pDoc= (IHTMLDocument2*)m_ctlBrowser.get_Document(); IHTMLElement* pElemBody= NULL; pDoc->get_body(&pElemBody); CComBSTR bstrHTML; pElemBody->get_innerHTML(&bstrHTML); CString sBody= bstrHTML; // easier to work with as a CString //MessageBox(sBody); // … |
| | Hi new member here! i'm having a problem with my code here but I really don't know why, its in the line where i'll comment.. #include<iostream> using namespace std; void convert(char*); void main(){ char r, sen[200]; do{ cout<<"Enter text: "; cin.getline(sen, 200); convert(sen); cout<<"Try again?[Y/N] "; cin>>r; cin.ignore(); }while(r=='y' || … |
| | I'm working on a program driven by a menu. At the end of each menu component, the user will have the option of running that component again. If they enter an invalid entry (not a y or n) I want to go back to the main menu. I shortened my … |
| | Just a short question Can you help me please? thank you so much :) **What is printed by the following C++ code? cout << "'\\\"'";** |
 | I was thinking about making a TSR program in C++. I did some googling but found that most of them are using "dos.h" headers. This is obsolete and its use is frowned upon. So how can I make a simple TSR program in C++ ?  |
| | When it gets to cout << "Chose direction of rotor 1:" << endl; cout << "*(i.e.:enter 1 for left and 2 for right)" << endl; and i enter 1 or 2 it couts "Wrong choice" #include <iostream> #include <string> #include <cmath> using namespace std; //global varibals: char alphabet_of_rotor1[26]; char alphabet_of_rotor2[26]; …  |
 | if (__comp(__a, __b)) this is the error referred to the file above. basically, it's just about this question : 5-6. Rewrite the extract_fails function from §5.1.1/77 so that instead of erasing each failing student from the input vector v, it copies the records for the passing students to the beginning … |
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