PDF Reference, Third Edition - Adobe Inc.

Coordinate mapping from a unit square to a four-sided Coons patch 251 4.21 Painted area and boundary of a Coons patch 252 4.22 Color values and edge flags in Coons patch meshes 254 4.23 Edge connections in a Coons patch mesh 255 4.24 Control points in a tensor-product patch 257 4.25 Typical sampled image 262 4.26 Source image coordinate system ...

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