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Type: Posts; User: Sylvain Rochette

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    The address is ok, I used a sample you pasted on...

    The address is ok, I used a sample you pasted on another thread, the address is get just after the creation of the VBO / IBO.

    The IBO state seam to work, but for my static VBO, it seam to not work...
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    I also use multi-thread successfully but the main...

    I also use multi-thread successfully but the main thread is the main rendering context, when I load, I start another thread that do the actual map loading. The loading thread create its own context...
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    problem with glBufferAddressRangeNV

    I have one big VBO & IBO, this VBO store 3 kinds of attributes.

    I use glGenVertexArrays / glBindVertexArray to record all my attributes for my 3 kind of attributes.

    XYZ + NORMAL + UV + UV2 +...
  4. ah, thank you, I did not do the proper way. I was...

    ah, thank you, I did not do the proper way. I was setting up my IBO before the creation of my vertex attr, I needed to bind it after! I was sure it was using the current binded object, i was wrong...
  5. Switching from glVertexAttribPointer to glVertexAttribFormat

    Hi I just switched to use glVertexAttribFormat instead of glVertexAttribPointer for my vertex array object.

    I use this glBindVertexBuffer to bind my VBO to it, it is possible to bind also the...
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    you can use a VBO with a lot of different vertex...

    you can use a VBO with a lot of different vertex attributes as long as the memory where the vertices are used (inside VBO) fit the vertex attributes you are currently using

    If you want to reuse...
  7. Ok I resolved my issues, I needed to transform...

    Ok I resolved my issues,

    I needed to transform my plane in order to use it

    matrix4 reflection = plane.reflection();
    vector4 q(plane.normal, plane.distance);
    q =...
  8. So the solution is to change the plane distance...

    So the solution is to change the plane distance for the distance between the camera pos and face origin i guess

    I will try that tomorow i am outside for 2 days
  9. By oblique i mean, when you are not in front of a...

    By oblique i mean, when you are not in front of a mirror, but on the side, look my image from my app, I use q3dm0 map to test the mirror and portal. see the images, you will understand when you...
  10. Oblique near clipping on perspective matrix

    Hello all,

    I try to use the sample from Eric Lengyel without success,

    I think my problem is related to the clip plane, since my plane is from world coordinate, it say it need to be in camera...
  11. the loading thread, just set current context,...

    the loading thread, just set current context, load a map, the map create the VBO, IBO, Texture and shaders needed. Nothing is draw from this thread.

    I know that as soon I plug a monitor in my...
  12. finally after further test, i discovered the...

    finally after further test, i discovered the issue, it seam when I connect an HDMI monitor in my laptop, when i start my game it run on the monitor super fast 900ms with loading thread, as soon I...
  13. ok seomthing weird appened, I needed to reboot my...

    ok seomthing weird appened, I needed to reboot my computer, a windows 8 update came, after that, all my problems with loading thread are resolved, now it take 900ms instead of 5.5 seconds!
  14. thanks for the reply again, I checked my code, I...

    thanks for the reply again, I checked my code, I do not do any sleep in t he loading thread, the only think I do is mutex lock/unlock when I update my resource, kind of a resource manager, so the...
  15. It's hard to tell what is the real problem I...

    It's hard to tell what is the real problem I know, but my new laptop is like 10 times faster (and prob more, with better RAM) just for the video card, and better CPU, and 5 times slower when loading...
  16. Loading thread on windows slow compared to linux!

    Hi, I have an issue with a loading thread on windows (with NVIDIA), while rendering a progress bar on the screen.

    All work fine but, if i load a map without thread, just the main thread, it take...
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