Posts about opengl


Python pixel shading example using point sprites

OpenGL program that does pixel shading, OpenGL pixels with size and textures often used for particle effects.

Draw two cubes using Kivy with different shaders.

Kivy example draw two cubes with different shaders and vertices so they can be moved seperately.

Review of OpenGL ES 3.0 programming guide

Short review of "OpenGL ES 3.0 programming guide"

Drawing a cube while rendering widgets

Kivy example on setting up a display and drawing a basic triangle

Draw a textured square with kivy

Kivy example drawing a square and loading an image and applying to the quad as a simple texture.

Draw a simple triangle with kivy

Kivy example on setting up and displaying a basic triangle

GTK-3 Simple opengl app with touch events

Example application mixing gtk, opengl and touch, written as a demo but also as an opengl testing enviroment.

GTK-3 OpenGL inside a drawing area

Load a glade file displaying a drawing area widget and setup a context for opengl.

Python CAD Tutorial - Developing a cad application Index

Links to all the articles

Python CAD Tutorial 10 - Extending the GTK interface

Add new GUI elements to initiate drawing of various shapes

Python CAD Tutorial 09 - Workspace class

Create a workspace class to hold our objects

Python CAD Tutorial 08 - Drawing a polygon & add generic shape class

Draw a polygon and create a generic shape base class

Python CAD Tutorial 07 - Drawing a grid

Drawing a grid in 3d space using gl lines

Python CAD Tutorial 06 - Drawing planes in 3D space

Drawing planes in 3d space

Python CAD Tutorial 05 - Drawing lines in 3D space

Connect our points from a previous tutorial together with lines.

Python CAD Tutorial 04 - Mouse coordinates in 3D space

Setup the camera so we can see our models.

Python CAD Tutorial 03 - Setup the camera for viewing our scene

Setup the camera so we can see our models.

Python CAD Tutorial 02 - Draw points in 3d Space

How to draw points in 3D space

Python CAD Tutorial 01 - Initial Application

Load a glade file and grab the window and display on the screen, attach the close button so we can close the window.