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fix comments

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This commit is contained in:
Josh Deprez 2021-09-23 10:25:01 +10:00
parent 8aa65bf08d
commit 80a0132c39
1 changed files with 3 additions and 2 deletions
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5
geom/projection.go
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@ -2,12 +2,13 @@ package geom
import "image" import "image"
// Projector is used by Box and others to accept arbitrary // Projector types can be used to project 3D coordinates into 2D. It only
// supports projecting Z into a 2D offset (i.e. not a general projection).
type Projector interface { type Projector interface {
// Sign returns a {-1, 0, 1}-valued 2D vector pointing in the direction that // Sign returns a {-1, 0, 1}-valued 2D vector pointing in the direction that
// positive Z values are projected to. // positive Z values are projected to.
Sign() image.Point Sign() image.Point
// Project projects a Z coordinate into 2D offset. // Project converts a Z coordinate to a 2D offset.
Project(int) image.Point Project(int) image.Point
} }