opengl

GLSL shder black dots bug

GLSL shaders: black dots

Recall our previous post about stretched terrain bug in the game. Shader that fixed the problem gave although an unpleasant bug in the form of many black dots with newer graphic drivers. The black dots are usually a result of a NAN error (not a number) and normally related to bad geometry, a bad shader, light or camera.

Introduction – Space cube

In this introduction we’re looking at the basics of OpenGL and how presentation is working in practice.

Introduction – Robot Arm

In this introduction we’re looking at the basics of OpenGL and how transformations are working in practice. In OpenGL, a robot arm is the perfect example for excersizing with the transformation matrix.