double buffering or not? 2 83 (8/20/2012 3:06:40 AM)
Is there an easy way to check if OpenGL is using double buffering or not? ...
bob3904 (233)

Help with basic lighting shader in opengles 1 58 (8/15/2012 7:54:13 AM)
Hi everybody. I'm learning lighting in opengles, and I'm posting here because I want to be sure that I pass to the shader the correct uniform matrices and other parameters. So far I've got in my C++ cod...
writeme7597 (2)

made in the shade? 0 88 (8/14/2012 6:12:40 PM)
Is there a place you can go to get some really good OpenGL shaders? I think there's a lot of potential there, but it's hard to invent your own shader. ...
bob3904 (233)

non-power of two textures 20 111 (7/29/2012 7:23:56 PM)
Would I be a jerk if I required all my game users to support non-power of two textures? How do you tell easily if this feature is supported? ...
bob3904 (233)

Complicated hit buffer question 1 70 (7/21/2012 6:52:12 PM)
Hello, I have an iphone app which uses OpenGL ES 1.x. I detect hits on objects by drawing vertex buffer objects into an offscreen hit buffer, where each object's color is a different number. Then I rea...
bint1668 (31)

White texture on Galaxy Tab 10.1 2 113 (7/21/2012 3:25:49 PM)
Hi all, I wrote an application that use a texture to draw a rectangle. This apps works well on every device I tested xoom, tab, but on tab2 it renders white rectangle without any texture. Have you got a...
sblantipodi (2)

side fx 2 86 (7/15/2012 2:05:41 PM)
Am I the only one who wants to do something like this in OpenGL? void draw_something() { GL_save_total_state(); // draw .... GL_restore_total_state(); } It seems like so many issues are ca...
bob3904 (233)

gluPerspective and glOrtho 6 144 (7/8/2012 10:46:08 AM)
Is it common practice to alternate between gluPerspective and glOrtho when switching from drawing 3d stuff to drawing the text on top of it? ...
bob3904 (233)

Real time plotting 7 107 (7/11/2012 5:00:50 AM)
Hi, I am new to glut. I have a lego nxt mindstorms robot which sends its x & y position coordinates in real time to a laptop. I want to create a GUI which shows the motion of the robot. Now, I have already been...
anchit (2)

red screen of death? 3 91 (7/9/2012 2:55:14 AM)
Can someone tell me if there is an obvious reason this doesn't draw anything? gluOrtho2D(-1, 1, -1, 1); glClearColor(1, 0, 0, 1 ); glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ); glLoadIdentity()...
bob3904 (233)