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Type: Posts; User: SED

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    Re: X + Mesa the only option?

    Thanks for the info jide & satan. I just had to juggle the include and link paths in my Makefile to use SGI's header & Nvidias lib. I'll probably leave everything installed now that I know *what* is...
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    Re: X + Mesa the only option?

    That should have read V550, not 500 http://www.opengl.org/discussion_boards/ubb/smile.gif It's a Diamond card.
    GL_RENDER = RIVI TNT/PCI
    GL_VERSION = 1.3.0
    GL_VENDOR = NVIDIA Corporation

    I...
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    Re: X + Mesa the only option?

    Viper V500
    I compiled nvidias drivers.
    I dont have a thing against Mesa, as Ive never used the lib. Just wondering what the options are using X + OpenGL. The only GL apps Ive tried under Linux are...
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    X + Mesa the only option?

    It seems any info I can muster up on Opengl and X involves using Mesa. Ive been wanting to try my hand at OpenGL with X. I've coded OpenGL with the M$ implementation, using GLUT, Win32 and MFC....
  5. Thread: Need a few to test

    by SED
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    Re: Need a few to test

    Steve I got rid of the antispamthingy. A little paranoid I suppose. I used to do the same thing on the news groups. I think I did it to deter automated spam scum. Probably wasnt doing any good, I...
  6. Thread: Need a few to test

    by SED
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    Re: Need a few to test

    Thanks Eric, I had noticed that, but hadn't looked into how to fix it. I'll check out SetCapture().

    Sean
  7. Thread: Need a few to test

    by SED
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    Re: Need a few to test

    Steve,
    what do you mean "overlapped by the GUI"?

    It doesnt look like this? http://personal.lig.bellsouth.net/lig/s/_/s_dolan/Farth.jpg

    Sean
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    Re: Coordinates - should be easy

    You need to handle the WM_SIZE message sent to your window, when you drag a corner or maximize the window. This message contains the new size of your window in pixels. You use these values to remap...
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    Re: Anyway to program OpenGL/GLUT NOT in VC++

    http://www.mingw.org/

    I compiled a few glut and OpenGL Win32 API executables with this compiler. It's free and it worked great. Id probably still be using it if I could have found a good IDE for...
  10. Thread: Need a few to test

    by SED
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    Re: Need a few to test

    Thanks for the replies. Thats 2 for 2 http://www.opengl.org/discussion_boards/ubb/smile.gif Maybe I have the correct combo of GL dlls now. I think I had some mismatched ones before. Im not even sure...
  11. Thread: OpenGL download

    by SED
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    Re: OpenGL download

    Bauer

    A good way to learn this is to just start coding. Ive learned alot of mathematics *while* coding with OpenGL. I didnt know what a vector was untill I started playing with OpenGL. I'd still...
  12. Thread: Need a few to test

    by SED
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    Need a few to test

    I just recnetly got back into OpenGL coding.
    I put together a small app. Its not finished, but I basically need a few people to try it on their PC. I've written a few small things before and had...
  13. Thread: Elipses

    by SED
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    Re: Elipses

    This will plot points around the perimeter of an ellipse, given an angle, semi-minor & semi-major axis. I was coding a Solar System simulator & needed it.

    #define PI 3.14159265358979323846...
  14. Thread: smooth normals

    by SED
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    Re: smooth normals

    Thanks bgl, for clearning those questions up for me That model in my link has ~7k triangles in it. It's actually an assymbly I exported out of SolidWorks. I think I'll export something a bit...
  15. Thread: smooth normals

    by SED
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    smooth normals

    Ive put together a simple *.stl viewer. Im loading a std::vector in
    the format:

    stlVertices[0] == normal
    stlVertices[1] == vertex1
    stlVertices[2] == vertex2
    stlVertices[3] == vertex3...
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    Re: Glut and multi threading

    I played around with this, trying to figure it out.. Would this not be okeeday to use with Glut?

    struct threadStuff
    {
    bool closing;
    bool busy;
    void (*Render)();
    HWND hwnd;
    }tS;
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    Re: Multithreaded OpenGL ?

    How are you guys multi-threading with glut? Ive tried for a while now but I cant get my screen to refresh. I tried a simple example of having the thread update a spheres position:

    RenderMain() is...
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    Glut and multi threading

    Has anyone coded a worker thread using Glut under Windoze? I've just recently got into threads. Ive done a few with MFC using AfxBeginThread() and the WIN32 API using _beginthread(), _endthread()....
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    Re: glOrtho or gluPerspective ....

    Kurt,
    One suggestion why you arent seeing what you render with a perspective projection matrix...

    When you set up your perspective matrix, the default 'camera' position is (0,0,0). You viewing...
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    Re: Tracking an object with gluLookAt()

    Ok I think Ive bout got it. It works now, the blue sphere stays in the center of the view. You got me thinking about my order of operations. I had to extract the spheres world coordinates BEFORE I...
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    Re: Tracking an object with gluLookAt()

    DFrey, I think what you are refering to is what I mentioned previously, extracting the Tx, Ty, Tz from the Modelview matrix by multiplying a ZERO vector.

    <0,0,0> * M = <Tx, Ty, Tz> ???

    Which I...
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    Re: Tracking an object with gluLookAt()

    Ahhh, now that makes more sence. I was told to multiply a ZERO vector by the current Modleview matrix. I didnt give a very good example on my news group post though. Prolly why I got that answer....
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    Re: Tracking an object with gluLookAt()

    If you'll please look again, you'll see that I'm letting the GL supply the balls Z for me by way of glRotatef(80, 0, 1, 0); Ive added another ball, a blue one orbiting the the red one...

    struct...
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    Tracking an object with gluLookAt()

    Im wondering how I can track an object in motion with gluLookAt();

    If I were rotating a gluSphere() around a point, how would I track it? Ive given the short version of what Im trying to do...
  25. Thread: Animation with MFC

    by SED
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    Re: Animation with MFC

    I used the ol Peek-a-boo. This was my first attempt at a GL app. A few have told me this is just a bad way to animate, and they're prolly right. But it does work. It leaves the UI live enough to use...
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