In this assignment, you'll start taking your shading skills to the next level by understanding Ambient Occlusion (AO) at a deeper level.
Materials Needed
The project image.
A red colored pencil, or a digital painting application.
Steps
Download the project file and A) print it out or B) open it in your preferred digital painting application.
Assuming diffuse light from the sky, indicate in red where you think the occlusion shadows are. Lighter red = less occlusion, darker red = more occlusion.
When you’re done, check the solutions included in the ZIP file. It contains: A 2D solution with ambient occlusion intensity in red. A 3D render to show you where occlusion occurs and better understand the reasoning behind the red areas in the 2D solution.
Duration
This project should take 15–30 minutes to complete.
Notes
This assignment has evolved over the years, so student submissions below might vary.
I graded myself and I have question please from the notes above, is it implying that only ambient light have Occlusion shadow? Because I thought direct light can also have occlusion shadow in its scene.
I think shadows created by direct light are called "form shadow" or "cast shadow". In this assignment we look at AO, and AO refers to "Ambient Occlusion", specifically focusing on the shadows created by ambient light.
Not sure if I'm missing something but I found no 3D version of the worksheet, only a 2D. I see a lot of people here post a 3D version...
I feel that AO is a lot easier to understand intuitively than core shadow.
My attempt and the fix after seeing the solution. I wonder why the box concave part has shadows in it? I thought the light source suppose to come from above.. Any feedbacks will be greatly appreciated..
I did this for this exercise on ambient occlusion and after watching the solution, I am a bit confused, especially about the cube. Like I don't understand why the hole on top should be so dark and why the occlusion shadow spreads so widely on the base plane :/ Maybe watching the modules feedback will help
Former program director at Barcelona Academy of Art. Passionate about teaching craft and exploring the inner game of art.
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Overview
In this assignment, you'll start taking your shading skills to the next level by understanding Ambient Occlusion (AO) at a deeper level.
Materials Needed
Steps
Duration
This project should take 15–30 minutes to complete.
Notes
This assignment has evolved over the years, so student submissions below might vary.