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Type: Posts; User: freesui1984

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  1. Replies
    3
    Views
    6,536

    Re: how to make glTexImage2D faster?

    Hi,

    i improved my codes as following:
    1) in initialization routine, i use generate and store the texture id using glGenTextures and then give NULL pointer to glTexImage2D.
    2) in loop routine, i...
  2. Replies
    3
    Views
    6,536

    how to make glTexImage2D faster?

    Hi,

    i met some problems at speed of glTexImage2D. By capturing every frame from bulit-in camera of Symbian phone, i want to convert it to texture image. So firstly i change its size to 256*128...
  3. Replies
    3
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    5,897

    Re: about glDrawElements

    The following datas are datas , texture and normal coordinates for every vertex:


    <source id="mesh1-geometry-position">
    <float_array id="mesh1-geometry-position-array" count="24">178.350505...
  4. Replies
    3
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    5,897

    Re: about glDrawElements

    [attachment=0:vw47w1h1]cube.rar[/attachment:vw47w1h1]
    These files contains the .skp and .dae files.
  5. Replies
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    5,897

    about glDrawElements

    Hi,

    i met a problem at glDrawElements function. I use the following codes to test.


    glVertexPointer(3, GL_FLOAT,0,vertices);
    glNormalPointer(GL_FLOAT,0, normals);

    glDrawElements(...
  6. Replies
    0
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    3,005

    about texture coordinate

    Hi,

    now i puzzled with texture coordinate. There is an example about texture in s60 3rd shipped with opengl es . There are two pictures used as texture. They are mapped to a cube. The five faces...
  7. Replies
    0
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    2,839

    about texture coordinate

    Hi,

    now i puzzled with texture coordinate. There is an example about texture in s60 3rd shipped with opengl es . There are two pictures used as texture. They are mapped to a cube. The five faces...
  8. Replies
    2
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    3,881

    Re: any tool for opengl es

    Thank you.
  9. Replies
    2
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    3,881

    any tool for opengl es

    Hi,

    i want to develop some complex 3D models on Symbian phone shipped with opengl es. So i want to know if there is some tool that can help me create the 3D models simply.

    Thank you.
    Mia
  10. Replies
    1
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    3,204

    about draw a cube with diffeient matrix

    Hi,

    now i have a problem at drawing a cube with different matrix in function call glLoadMatrix.
    These are the codes i used:

    /**
    * draw c cube*/

    // Recalculate the view...
  11. Replies
    7
    Views
    9,493

    Re: about glTexImage2D

    what do that mean? I make a copy of the frame image :

    CFbsBitmap* iDescToBmp;
    iDescToBmp = new(ELeave)CFbsBitmap();
    TSize iSize;
    iSize.iWidth=256;
    iSize.iHeight=128;
    ...
  12. Replies
    7
    Views
    9,493

    Re: about glTexImage2D

    Hi,
    I still haven't sovle my problem. I donn't know where is the erro. Could anyone help me?
    i get every frame form ViewFinderFrameBuffer function. I make a copy of this frame and swap R and B...
  13. Replies
    7
    Views
    9,493

    Re: about glTexImage2D

    Hi,

    I use SetDisPlayMode() function to set it EColor16M successfully. I want to know if it in
    BBBBBBBBGGGGGGGGRRRRRRRR format. If it is , then i need to swap B and R bytes.
    Another question, i...
  14. Replies
    7
    Views
    9,493

    Re: about glTexImage2D

    Hi,

    it's EColor16M,which means that it is true colour display mode (32 bpp, but top byte is unused and unspecified) . Could i use setdispay() function to set it is EColor16M(RGB24)?
    Or any other...
  15. Replies
    7
    Views
    9,493

    about glTexImage2D

    Hi,

    I get every frame from function ViewFinderFrameReady in symbian os. i want to render the
    frame as backgroud. So i used these codes:


    TBitmapUtil* pBmpUtil=new...
  16. Replies
    2
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    5,084

    reply Xmas

    Hi,
    i think my problem is how to use a pcture as backgroud now. Because i dispaly a picture on the screen. Am i right?

    i guess the reason why the cube doesn't appear is that the picture is at the...
  17. Replies
    2
    Views
    5,084

    problem at using function glLoadMatrix

    Hi,
    i use opengl es library on symbian. And i have two problems at opengl es . i try to draw a cube on special postion. so i got the axis X,Y,Z, and movement vectors.
    1) i want to use the function...
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