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Type: Posts; User: kululu

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  1. Replies
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    the link i gave you my main problem is to...

    the link i gave you my main problem is to understand the text under the title "Camera Perspective" until the code of the vertex shader
    I really dont understand why he did what he did I just dont...
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    anyone ? :{

    anyone ? :{
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    i dont understand the perspective projection

    im learning opengl from an online book

    and i dont understand what the authors means from this headline "The Perspective Divide"
    untill this one "Equation 4.2. Depth Computation" (including it)
    ...
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    how do i download and use glut ?

    im using lwjgl to use opengl btw
    I dont understand how do i download and use this library
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    I find it hard to belive that someone decided ok...

    I find it hard to belive that someone decided ok lets make a moving triangle in circular motion, no problem lets add the offset created from the sin/cos of the radians based on the time that the...
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    ok ill try to explain again : I have a VA with...

    ok ill try to explain again :
    I have a VA with defined positions and I'm transfering this data to my VBO obviously.
    in the main loop I call 2 methods :

    computePositionOffsets();...
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    anyone help please ? :o

    anyone help please ? :o
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    Explain me this circular movments

    I'm reading a book about openGL and I got to a part that after I draw a triangle the author taught the reader to make the triangle move in a circular movment

    this is the code he was using to...
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    so after the vertices transformed to clip...

    so after the vertices transformed to clip vertices they're being transformed (we're assuming they ndcs already) to wc ?
    and how is it done exacly ? the shader call some glViewPort to sort this out ?...
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    ok so its called after the context has been...

    ok so its called after the context has been created
    but in my vertex shader i transform my coords to clip coords (even tho they already are if u look they have the 4th componet) and i dont need to...
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    glViewPort (java - lwjgl)

    here's my code :

    public class GameDisplay {
    /**
    * @param args the command line arguments
    */
    public static void main(String[] args) {
    GameDisplay...
  12. you suggest that im color blind ? :(

    you suggest that im color blind ? :(
  13. someone please .. ? ;o

    someone please .. ?
    ;o
  14. ok thanks got it but what about my last question...

    ok thanks got it but what about my last question can someone clear things out ?
  15. are u sure ? because in the openGL docs its said...

    are u sure ? because in the openGL docs its said that the forumla is xw = (xnd+1) * widht * 2 + x .. O_O

    also what about my last question ? the fragment shader choose the color based on the...
  16. something I dont understand about coordinates and fragment's position

    I understand the vertices are being transformted to clipspace coords then to ndc coords then to window coords

    now ndc range is [-1,1] and window coords range is (0,0) (width, height) (exept for...
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    GL11/15 CONTEXT doc

    The java doc doesnt explain the diff context where can I find more about each context
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    I thought it will make it easy to read since it...

    I thought it will make it easy to read since it helps me to read o-o
    but i'll change it and can you tell me what you think ?
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    A real beginner here ..

    Hey I'm real a beginner here and I want to learn to program with openGL and I'm not sure I can even start programming with it.
    I study java for 2 years now in high-school and this is the stuff they...
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