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Learn ARCore - Fundamentals of Google ARCore by Micheal Lanham

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Light estimation

Magicians work to be masters of trickery and visual illusion. They understand that perspective and good lighting are everything in a great illusion, and, with developing great AR apps, this is no exception. Take a second and flip back to the scene with the virtual lion. Note the lighting and detail in the shadows on the lion and ground. Did you note that the lion is casting a shadow on the ground, even though it's not really there? That extra level of lighting detail is only made possible by combining the tracking of the user's position with the environmental understanding of the virtual object's position and a way to read light levels. Fortunately, ARCore provides us with a way to read or estimate the light in a scene. We ...

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