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1 vote
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viewing direction vectors are not parallel in orthographic projection

You only transferred a single point from projection space to view space. But you are interested in directions, so you need to convert two points to be able to see the view direction. ...
Thomas's user avatar
  • 1,265
1 vote

Intrinsic Matrix vs Perspective projection matrix

The projection matrix is then essentially K * [R | T] Is incorrect, actually the K Matrix is similar to projection matrix and the R|T is called camera transform ...
Joshua's user avatar
  • 111

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