3.10 - Lines

WebGL supports the rendering of lines. This is useful if you want to draw a wireframe rendering of your model, or outline a face with a border or highlight.

In WebGL you always define one or more lines using an array of vertices. There are three different ways the vertices can be used to form lines, as shown in the diagram below. The options are:


WebGL line drawing modes. (1)


A straight connection between two points.
Rendering a model by displaying only the edges of each triangle.
Next Section - 4.1 - 3D Modeling