| 1 | -- File: Intersector.cdl |
| 2 | -- Created: Mon Mar 2 10:41:48 1992 |
| 3 | -- Author: Laurent BUCHARD |
| 4 | -- <lbr@phobox> |
| 5 | ---Copyright: Matra Datavision 1992 |
| 6 | |
| 7 | |
| 8 | generic class Intersector from IntImpParGen ( |
| 9 | ImpTool as any; -- as ImpTool from IntImpParGen |
| 10 | ParCurve as any; |
| 11 | ParTool as any; -- as ParTool from IntImpParGen(ParCurve) |
| 12 | ProjectOnPCurveTool as any) -- as ProjectOnPCurveToolGen from IntCurve |
| 13 | |
| 14 | inherits Intersection from IntRes2d |
| 15 | |
| 16 | ---Purpose: Calculates all the IntersectionPoints |
| 17 | -- and IntersectionSegments between an implicit curve |
| 18 | -- (see class ImpTool) and a parametrised curve (see class |
| 19 | -- ParTool) on their domains. |
| 20 | -- The results of the intersection are stored in the |
| 21 | -- Intersection class from IntRes2d. |
| 22 | -- The parametrised curve has to be bounded (the domain |
| 23 | -- of this curve must verify HasFirstPoint returns True |
| 24 | -- and HasLastPoint returns True). |
| 25 | |
| 26 | |
| 27 | |
| 28 | uses IntersectionPoint from IntRes2d, |
| 29 | IntersectionSegment from IntRes2d, |
| 30 | SequenceOfIntersectionPoint from IntRes2d, |
| 31 | SequenceOfIntersectionSegment from IntRes2d, |
| 32 | Domain from IntRes2d, |
| 33 | Pnt2d from gp, |
| 34 | Array1OfReal from TColStd |
| 35 | |
| 36 | |
| 37 | raises ConstructionError from Standard |
| 38 | |
| 39 | |
| 40 | class MyImpParTool instantiates ImpParTool from IntImpParGen( |
| 41 | ImpTool, |
| 42 | ParCurve, |
| 43 | ParTool); |
| 44 | |
| 45 | |
| 46 | |
| 47 | is |
| 48 | |
| 49 | Create |
| 50 | |
| 51 | ---Purpose: Empty constructor. |
| 52 | |
| 53 | returns Intersector from IntImpParGen; |
| 54 | |
| 55 | |
| 56 | Create ( ITool : ImpTool; |
| 57 | Dom1 : Domain from IntRes2d; |
| 58 | PCurve : ParCurve; |
| 59 | Dom2 : Domain from IntRes2d; |
| 60 | TolConf,Tol: Real from Standard) |
| 61 | |
| 62 | ---Purpose: Intersection between an implicit curve and |
| 63 | -- a parametrised curve. |
| 64 | -- The exception ConstructionError is raised if the domain |
| 65 | -- of the parametrised curve does not verify HasFirstPoint |
| 66 | -- and HasLastPoint return True. |
| 67 | |
| 68 | returns Intersector from IntImpParGen |
| 69 | raises ConstructionError from Standard; |
| 70 | |
| 71 | |
| 72 | Perform (me: in out; |
| 73 | ITool : ImpTool; |
| 74 | Dom1 : Domain from IntRes2d; |
| 75 | PCurve : ParCurve; |
| 76 | Dom2 : Domain from IntRes2d; |
| 77 | TolConf,Tol: Real from Standard) |
| 78 | |
| 79 | ---Purpose: Intersection between an implicit curve and |
| 80 | -- a parametrised curve. |
| 81 | -- The exception ConstructionError is raised if the domain |
| 82 | -- of the parametrised curve does not verify HasFirstPoint |
| 83 | -- and HasLastPoint return True. |
| 84 | |
| 85 | |
| 86 | raises ConstructionError from Standard |
| 87 | is static; |
| 88 | |
| 89 | FindU ( me ; |
| 90 | parameter : Real from Standard ; |
| 91 | point : in out Pnt2d from gp; |
| 92 | TheParCurev : ParCurve; |
| 93 | TheImpTool : ImpTool) |
| 94 | returns Real from Standard |
| 95 | is static ; |
| 96 | |
| 97 | |
| 98 | FindV ( me ; |
| 99 | parameter : Real from Standard ; |
| 100 | point : in out Pnt2d from gp ; |
| 101 | TheImpTool : ImpTool ; |
| 102 | ParCurve : ParCurve ; |
| 103 | TheParCurveDomain : Domain from IntRes2d ; |
| 104 | V0 : Real from Standard ; |
| 105 | V1 : Real from Standard ; |
| 106 | Tolerance : Real from Standard ) |
| 107 | returns Real from Standard |
| 108 | is static; |
| 109 | |
| 110 | And_Domaine_Objet1_Intersections ( me ; |
| 111 | TheImpTool : ImpTool ; |
| 112 | TheParCurve : ParCurve ; |
| 113 | TheImpCurveDomain : Domain from IntRes2d ; |
| 114 | TheParCurveDomain : Domain from IntRes2d ; |
| 115 | NbResultats : in out Integer from Standard ; |
| 116 | Inter2_And_Domain2 : in out Array1OfReal from TColStd ; |
| 117 | Inter1 : in out Array1OfReal from TColStd ; |
| 118 | Resultat1 : in out Array1OfReal from TColStd ; |
| 119 | Resultat2 : in out Array1OfReal from TColStd ; |
| 120 | EpsNul : Real from Standard ) |
| 121 | is static; |
| 122 | |
| 123 | |
| 124 | end Intersector; |
| 125 | |
| 126 | |
| 127 | |
| 128 | |
| 129 | |
| 130 | |