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comment tweak

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Josh Deprez 2021-09-01 15:57:02 +10:00
parent a7ef9671f1
commit d4c313ae45
1 changed files with 2 additions and 2 deletions
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engine/iso.go
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@ -14,8 +14,8 @@ type IsoProjection struct {
// Project projects a 3D coordinate into 2D. // Project projects a 3D coordinate into 2D.
// If ZX = 0, x is unchanged; similarly for ZY and y. // If ZX = 0, x is unchanged; similarly for ZY and y.
// Otherwise, x becomes x + z/ZX and y becomes y + z/ZY. // Otherwise, x projects to x + z/ZX and y projects to y + z/ZY.
// Dividing Z is used because there's little reason for an isometric projection // Dividing is used because there's little reason for an isometric projection
// in a game to exaggerate the Z position, and integers are used to preserve // in a game to exaggerate the Z position, and integers are used to preserve
// "pixel perfect" calculation in case you are making the next Celeste. // "pixel perfect" calculation in case you are making the next Celeste.
func (π IsoProjection) Project(x, y, z int) (xp, yp int) { func (π IsoProjection) Project(x, y, z int) (xp, yp int) {