Time for action — Phong shading with Phong lighting
Open the file ch3 Sphere_Phong.html in your HTML5 Internet browser. The page will look similar to the following screenshot:
The interface is very similar to the Goraud example's interface. Please notice how the Phong shading combined with Phong lighting delivers a more realistic scene.
Click on the button Code. This will bring up the code viewer area. Check the vertex shader and the fragment shader with the respective buttons that will appear under the code viewer area. As in previous examples, the code has been commented extensively so you can understand every step of the process.
Now click on the ...
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