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Type: Posts; User: jmanuelexe

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  1. can someone explain me this Collition detection Test function

    Hello everyone


    I saw the function bellow in the book, real time collision detection, and I have to say I don't understand a single thing (math is not my strong subjet) and I would like to...
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    I am not an expert on the subject and I am...

    I am not an expert on the subject and I am reaserching on that too, but you are not suppose to check every object cause as you said is slow. You can do grouping, and insted of cheacking for real...
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    sorry I couldn't replay back since last time, but...

    sorry I couldn't replay back since last time, but I didn't have electricity here, I found out that switching my matrices instead of skinmatrix = inverPose * absoulutematrix I did
    skinmatrix =...
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    I don't want to sound to dumb but doing this (...

    I don't want to sound to dumb but doing this ( vertex[n].bindBone[i]->inversePose * vertex[n].bindBone[i]->absMatrix ) what I get is the amount of rotation from the pose to the absolute matrix after...
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    ups sorry about the and thank you for fixing...

    ups sorry about the
    and thank you for fixing it for me, and sorry about the terminology, I have been learning all this stuff on my own and reading that (not school) that have make me a little...
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    Need help with skeletal animation

    I am new to skeletal animation and I have read that, to animate a mesh using skeletal I would have to use a hierarchy of bones which I did making each bone node in my scene graph and then to deform...
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    My confusion was since in texture splatting you...

    My confusion was since in texture splatting you have a many big square area like regions where many small quads which would have to 1 or 3 texture like grass dirt etc, would be cover with just one...
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    Texturing a terrain (texture splatting?)

    Hello, everyone

    I am working on terrain editor but interested on a way to improve appearance and performance so I put it on a octree, now the texture doesn't look convincing to then I saw the...
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    so do you think VBO with GL_DYNAMIC_DRAW or...

    so do you think VBO with GL_DYNAMIC_DRAW or GL_STREAM_DRAW will still be faster than VA even when it will be constantly copying the mesh data, is it ok to create a VBO for every object on the scene?
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    how to Use VBO the right way?

    Hello, I have a question on which case to use VBO

    I read some tutorial and learn how to make it work, but I have some doubts, on when and how to use VBO for example.

    1-I am assuming for a mesh...
  11. the way I used but couldn't posted before I was...

    the way I used but couldn't posted before I was using the z value of the vector in world space as scale value but multiplying it instead of dividing it as I notice the projection matrix does so the...
  12. can you explain that a little bit please? because...

    can you explain that a little bit please? because since the projection are going to be diferent I don't see how will they be place a same position in screen view
  13. draw an object that looks the same size regarles the distance in perspective view

    hello everyone,

    I am trying to draw many objects that are place on a perspective projection view but that have to look the same size on the pc screen regardless the distance, something like text...
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    it was basically what you mansion darkphoton I...

    it was basically what you mansion darkphoton I just realize my FromMatrix was row major while the lookat matrix was column major the funny thing was that I thought about it and decided to swap the...
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    a to convert a matrix to a quaternion

    Hi everyone

    I am new to the forum and just learning and in top of that I am not a native english speaker so please bear with me.

    I am working with some animation and want to make a mesh move...
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