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Arc & Circle

Circles and circular arcs, incl. 3-point and tangent constructions.

39 functions.

CadAddArcCreates a new arc and returns its handle.
CadAddArc3PCreates a new arc — 3 p and returns its handle.
CadAddArcContinueArc tangent-continuing from hEnt's end point to (Xe,Ye).
CadAddArcCSEArc by centre + start + end (CCW from start to end).
CadAddArcSEDArc by start + end + start-tangent direction angle (degrees).
CadAddCircleCreates a new circle and returns its handle.
CadAddCircle3PCreates a new circle — 3 p and returns its handle.
CadArcDivideComputes N equally spaced points along the arc's swept span into the caller's arrays.
CadArcGet3PtReturns the 3 pt of the arc.
CadArcGetAngleReturns the angle of the arc.
CadArcGetCenterReturns the center of the arc.
CadArcGetCenterXReturns the center x of the arc.
CadArcGetCenterYReturns the center y of the arc.
CadArcGetCenterZReturns the center z of the arc.
CadArcGetEndPtReturns the end pt of the arc.
CadArcGetMidPtReturns the mid pt of the arc.
CadArcGetRadHorReturns the radius hor of the arc.
CadArcGetRadiusReturns the radius of the arc.
CadArcGetRadVerReturns the radius vertex of the arc.
CadArcGetRotAngleReturns the rotation angle of the arc.
CadArcGetSectorReturns the sector of the arc.
CadArcGetStartAngleReturns the start angle of the arc.
CadArcGetStartPtReturns the start pt of the arc.
CadArcGetTypeReturns the type of the arc.
CadArcPut3PtSets the 3 pt of the arc.
CadArcPutAngleSets the angle of the arc.
CadArcPutCenterSets the center of the arc.
CadArcPutCenterXSets the center x of the arc.
CadArcPutCenterYSets the center y of the arc.
CadArcPutCenterZSets the center z of the arc.
CadArcPutEndPtSets the end pt of the arc.
CadArcPutMidPtSets the mid pt of the arc.
CadArcPutRadHorSets the radius hor of the arc.
CadArcPutRadiusSets the radius of the arc.
CadArcPutRadVerSets the radius vertex of the arc.
CadArcPutRotAngleSets the rotation angle of the arc.
CadArcPutSectorSets the sector of the arc.
CadArcPutStartAngleSets the start angle of the arc.
CadArcPutStartPtSets the start pt of the arc.