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Type: Posts; User: rakeshthp

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  1. Replies
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    151

    Orientation of a polygon

    Hi,

    Is there any way to check the orientation of polygon with the help of boost library? If so, can someone help or guide me with a small example?

    Thanks
  2. query about multi_linestring in boost::geometry

    Hello,

    I am planning to make use of multi_linestring in my application. Before that I have some queries, for which I'm running short of answers. Here are
    few questions

    1. Is it possible to...
  3. Replies
    2
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    1,113

    How to link points with polyline?

    Hello,

    I have been struggling with this for last one week. I am using wxWidgets and OpenGL. As I had mentioned in my previous thread,
    ...
  4. Replies
    7
    Views
    430

    Re: What design to use?

    Yes, I mean to say that I want to model a polyline as a collection of points and lines. i.e. This is what is required to implement. There are three things that can be picked(selected) when it comes...
  5. Replies
    7
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    430

    Re: What design to use?

    Dear nuzzle,

    Thanks for that information. Actually, I am using visitor to perform draw operation. I have already used display lists in my application, but without builders. So according to you, I...
  6. Replies
    7
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    430

    Re: What design to use?

    Actually, there are two types of polyline. One is with points and another is without points (as shown in the attached image). So in case of polyline with points, There are three objects, one is...
  7. Replies
    7
    Views
    430

    What design to use?

    Hello,

    I am developing an application which can be used for digitize a geographical map through GUI and mouse interaction. Well, here are the list of objects that need to be created using mouse...
  8. Replies
    0
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    425

    C++ fortran integration.?

    Hello,

    I have a source code in FORTRAN.. And there are some print statements in it..

    I just want to know is it directly or indirectly possible to print this output using

    std::cout

    stmt...
  9. Replies
    4
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    669

    How to identify memory leaks?

    Hello,

    I want to check whether memory leaks exists in my prog. I use VS 2008 standard edition. I see that there is an in built debugger which makes life simpler to debug.

    I came across this...
  10. Replies
    4
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    615

    Re: close the console once GUI is loaded?

    Hi..

    By doing this, will i be able to view only GUI app..? or along with that separate console will be coming..??

    I dont want console at all to be displayed.. its ok if it is running in...
  11. Replies
    4
    Views
    615

    close the console once GUI is loaded?

    Hello,

    My application needs to be started through console.. Or in other words, on double clicking, myprog.exe, a small terminal opens, which leads a GUI window to be displayed.. What i want is to...
  12. Replies
    6
    Views
    3,256

    Re: an unhandled win32 exception occurred..??

    Hi,

    I got my app compiled in debug mode.. there are many classes.. i gave breakpoints at class's constructor n destructor to see in which order they r called and destroyed.. I just started...
  13. Replies
    6
    Views
    3,256

    Re: an unhandled win32 exception occurred..??

    Ok, my application is running in Release mode.. So in this case how can i track where things are going wrong.??

    thanks
  14. Replies
    6
    Views
    3,256

    an unhandled win32 exception occurred..??

    Hi,

    I have an application developed using wxWidgets(C++ based) with Visual C++ 2008 standard edition. The application runs fine without any problem. But when it comes to closing of an application,...
  15. how to get vector plots and contour lines in OpenGL

    Hello there,

    I have following four column data with me..

    Latitude, Longitude, U (velocity along x) and V (velocity along y)

    Now using these data, I got to display vector plots where the...
  16. Re: glDrawElements () draws only part of my mesh... What to do.??

    Hi.

    Thanks to bring me the notice of the logical mistake.. But it still doesn't work.. With the same above mentioned code, it works for points.. In my previous post i had mentioned

    [quote]So I...
  17. color picking method to select primitive in opengl

    Hello,

    I am using color picking method to select a primitive in my application.. At present it is picking only single object.. I just wanted to clarify few doubts..

    It is working fine when i...
  18. glDrawElements () draws only part of my mesh... What to do.??

    Hello..

    I have recently shifted from Display lists to VBOs... It's a very nice thing in OpenGL i found to render huge amount of data smoothly..

    Let me explain you the scenario.. I have...
  19. Replies
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    1,380

    Re: Creating setup file

    Hi..

    i'm using the same inno setup software itself to do the same.. Now even if i start with release mode, then what all files in need to include in the setup..?? one is VC++ 2008 redistributable...
  20. Replies
    2
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    1,380

    Creating setup file

    Hello there,

    I have developed an application using wxWidgets, OpenGL and C++, the compiler used is VC++ 2008 express edition... Now i want to deploy this application on the clients system..

    My...
  21. Replies
    0
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    530

    Question about VBO

    hello there...

    I want to use VBOs for optimization of displaying data... Now i went through many tutorials.. So, my concept (theoretically) is clear.. I mean which function does what task and all...
  22. Replies
    3
    Views
    2,191

    Re: OpenGL Display List Problem

    Well,

    Actually, i had tried that option also.. But i failed to achieve what i wanted.. Secondly, i think even if i do it that way, the performance wont be improved.. it will remain same..
    ...
  23. Replies
    3
    Views
    2,191

    OpenGL Display List Problem

    Hello,

    I have a huge amount of lat lon data.. and i store them in maps (C++ std::map).. Now if i want to display all these points, it takes lot of time to display as the number of points are more...
  24. How do i zoom the glCanvas with respect to the mouse pointer..

    Hello there..

    How can i achieve zooming in OpenGL..??

    I am using Orthographic projection.. I am able to achieve zooming but it zooms in and out with respect to the origin(0,0) in other words,...
  25. Replies
    0
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    1,834

    UTM coordinates projection

    hello there..

    I am developing application using wxWidgets and OpenGL using C++.. I want the functionality where in, when a mouse is moved on GLCanvas, on the status bar of the application, x and y...
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