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GLUT Geometric Shapes
This is a sample app that demonstrates GLUT geometric shapes. It allows you to go through all the shapes in wireframe and solid modes and lets you interact with the shape by rotating it, resizing it...
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Memory Visualizer
“Memory Visualizer” is a program implemented in C++ using the OpenGL library. It allows you to browse and see the contents (in decimal, hex, char and binary formats) of every address in the process...
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OpenGL Frame Rate
Calculating the frames per second in our Graphics application makes sense when we are displaying animation, which is simply a collection of images displayed rapidly and in sequence.When we watch a...
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OpenGL Image Generator
The idea behind this post is very simple: generate m x n grid of pixels, with each pixel having a random color. Every time the user clicks the mouse or presses the ‘g’ key, a new random color is...
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OpenGL Resolution
This is a simple OpenGL app that runs in full screen (game mode), shows every other pixel in alternating color, and displays the screen resolution (m x n grid of pixels) and the screen dimension in...
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OpenGL Color Interpolation
Using the GL_LINES mode, OpenGL will draw for us a line for every two vertices we specify. glBegin (GL_LINES); glColor3f (1, 0, 0); glVertex2f (x0, y0); glColor3f (0, 0, 1); glVertex2f (x1, y1); glEnd...
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C Pointer Tricks
I’ve been exploring\reading more about C pointers (mostly from this source) and I’ve found the following interesting tricks. Trick 1 – Pointer Arithmetics Question What is the result of running the...
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Dynamic Three Dimensional Arrays in C\C++\C#\Java
If you come from a Java or C# perspective and want to create a multi-dimensional array in C or C++, you’ll soon figure out that multi-dimensional array allocation in C\C++ is not as simple, plus you’ll...
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GLUT Menu World
This post demonstrates how to create a GLUT menu and add to it sub-menus and menu items. In the above sample app, clicking on a menu item in the popup menu will log that menu item’s ID to the console...
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OpenGL Camera
The concept of a camera in a Graphics application is simple. Just imagine that what you see is the view of the camera. So adjusting the camera lens or moving\rotating it should affect your view. In the...
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