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Type: Posts; User: kululu

1. Thread: i dont understand the perspective projection

by kululu
Replies
3
Views
1,867

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...

by kululu
Replies
3
Views
1,867

anyone ? :{
3. Thread: i dont understand the perspective projection

by kululu
Replies
3
Views
1,867

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)
...

by kululu
Replies
1
Views
1,597

im using lwjgl to use opengl btw
5. Thread: Explain me this circular movments

by kululu
Replies
5
Views
2,515

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...
6. Thread: Explain me this circular movments

by kululu
Replies
5
Views
2,515

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();...

by kululu
Replies
5
Views
2,515

8. Thread: Explain me this circular movments

by kululu
Replies
5
Views
2,515

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...
9. Thread: glViewPort (java - lwjgl)

by kululu
Replies
5
Views
6,843

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 ?...
10. Thread: glViewPort (java - lwjgl)

by kululu
Replies
5
Views
6,843

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...
11. Thread: glViewPort (java - lwjgl)

by kululu
Replies
5
Views
6,843

glViewPort (java - lwjgl)

here's my code :

public class GameDisplay {
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
GameDisplay...

by kululu
Replies
9
Views
6,150

you suggest that im color blind ? :(

you suggest that im color blind ? :(

by kululu
Replies
9
Views
6,150

;o

by kululu
Replies
9
Views
6,150

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 ?

by kululu
Replies
9
Views
6,150

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...

by kululu
Replies
9
Views
6,150

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...

by kululu
Replies
0
Views
1,474

GL11/15 CONTEXT doc

The java doc doesnt explain the diff context where can I find more about each context
18. Thread: A real beginner here ..

by kululu
Replies
3
Views
1,937

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 ?
19. Thread: A real beginner here ..

by kululu
Replies
3
Views
1,937

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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