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Type: Posts; User: jondill

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  1. First couple of things I would check is to make...

    First couple of things I would check is to make sure that double buffering is used, check if the library or your code is calling the display function instead of using glPostRedisplay, check placement...
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    Ortho2d view changed on re-display

    Hi,

    I'm trying out a zooming in-and-out with orthogonal projection. The following program changes the orthogonal projection between -200...200 by -200..200 (largest) to -100...100 by -100...100...
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    I manage to get a better distribution when I do...

    I manage to get a better distribution when I do this:

    glVertex2f(float(x) + 0.5, float(y) + 0.5);

    following your comments. Thanks.

    (Yes I know about reshape, viewport, ...)
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    missing points (unplotable?)

    Hi,

    I'm a newbie to OpenGL.

    I was trying out drawing random points and was puzzled by the fact that some coordinate values are not drawn. Here's the pic: ...
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    963

    Here the output: OpenGL vendor string: VMware,...

    Here the output:

    OpenGL vendor string: VMware, Inc.
    OpenGL renderer string: Gallium 0.4 on SVGA3D; build: RELEASE;
    OpenGL version string: 2.1 Mesa 9.2.0
    OpenGL shading language version...
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    963

    How to get OpenGL 3 with Mesa 9

    Hi,

    I'm totally new to OpenGL programming although I know linux and C/C++ very well. So far I've only done very basic C/C++ OpenGL programs just to get a feel for OpenGL at roughly version 2. I...
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