I change the last code and made a gif of perspective shift.
The rendering algorithm is simple. Just trace rays coming from the same aperture position.
The aperture is devided in to 4x4. Here is a nice fig of explanation.
.jpeg)
The resulting gif is a bit ackward, but would be smooth as the number of division gets bigger.
The rendering algorithm is simple. Just trace rays coming from the same aperture position.
The aperture is devided in to 4x4. Here is a nice fig of explanation.
.jpeg)
The resulting gif is a bit ackward, but would be smooth as the number of division gets bigger.
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