Processing
Write GLSL shaders to implement Phong and Gouraud shading andmake the shading method selectable by the user.a. Modify your Gouraud and Phong shaders to cater for spot lighting.b. Construct a scene consisting of an object at the centre, illuminated from the top bytwo fixed spotlights.c. Make the lights direction change over time and let the user adjust their parameters(on/off, cutoff angle,...
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