[Cyan]<PreISL>Imager>ImagerOps.mesa!1

ImagerOps.mesa

Last edited by:

Doug Wyatt, October 6, 1983 3:34 pm

DIRECTORY

ImagerBasic USING [Pair];

ImagerOps: CEDAR DEFINITIONS

= BEGIN OPEN ImagerBasic;

Transformation: TYPE = REF TransformationRep;

TransformationRep: TYPE = RECORD[a, b, c, d, e, f: REAL];

Translate: PROC[x, y: REAL] RETURNS[Transformation];

Rotate: PROC[a: REAL] RETURNS[Transformation];

Scale: PROC[s: REAL] RETURNS[Transformation];

Scale2: PROC[sx, sy: REAL] RETURNS[Transformation];

TranslateTo: PROC[m: Transformation, p: Pair] RETURNS[Transformation];

Concat: PROC[m, n: Transformation] RETURNS[Transformation];

Invert: PROC[m: Transformation] RETURNS[Transformation];

Transform: PROC[m: Transformation, p: Pair] RETURNS[Pair];

TransformVec: PROC[m: Transformation, v: Pair] RETURNS[Pair];

InverseTransform: PROC[m: Transformation, p: Pair] RETURNS[Pair];

InverseTransformVec: PROC[m: Transformation, v: Pair] RETURNS[Pair];

DRound: PROC[p: Pair] RETURNS[Pair];

END.