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1 | -- Created on: 1993-05-14 |
| 2 | -- Created by: Bruno DUMORTIER |
| 3 | -- Copyright (c) 1993-1999 Matra Datavision |
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4 | -- Copyright (c) 1999-2014 OPEN CASCADE SAS |
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5 | -- |
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6 | -- This file is part of Open CASCADE Technology software library. |
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7 | -- |
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8 | -- This library is free software; you can redistribute it and/or modify it under |
| 9 | -- the terms of the GNU Lesser General Public License version 2.1 as published |
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10 | -- by the Free Software Foundation, with special exception defined in the file |
| 11 | -- OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
| 12 | -- distribution for complete text of the license and disclaimer of any warranty. |
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13 | -- |
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14 | -- Alternatively, this file may be used under the terms of Open CASCADE |
| 15 | -- commercial license or contractual agreement. |
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16 | |
| 17 | class Surface from GeomAdaptor inherits Surface from Adaptor3d |
| 18 | |
| 19 | ---Purpose: An interface between the services provided by any |
| 20 | -- surface from the package Geom and those required |
| 21 | -- of the surface by algorithms which use it. |
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22 | -- Creation of the loaded surface the surface is C1 by piece |
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23 | uses |
| 24 | Pnt from gp, |
| 25 | Vec from gp, |
| 26 | Dir from gp, |
| 27 | Pln from gp, |
| 28 | Cone from gp, |
| 29 | Cylinder from gp, |
| 30 | Sphere from gp, |
| 31 | Torus from gp, |
| 32 | Ax1 from gp, |
| 33 | Array1OfReal from TColStd, |
| 34 | Surface from Geom, |
| 35 | BezierSurface from Geom, |
| 36 | BSplineSurface from Geom, |
| 37 | SurfaceType from GeomAbs, |
| 38 | Shape from GeomAbs, |
| 39 | Curve from GeomAdaptor, |
| 40 | HCurve from Adaptor3d, |
| 41 | HSurface from Adaptor3d |
| 42 | |
| 43 | raises |
| 44 | NoSuchObject from Standard, |
| 45 | OutOfRange from Standard, |
| 46 | ConstructionError from Standard, |
| 47 | DomainError from Standard |
| 48 | |
| 49 | is |
| 50 | |
| 51 | Create returns Surface from GeomAdaptor; |
| 52 | ---C++: inline |
| 53 | |
| 54 | Create( S : Surface from Geom) returns Surface from GeomAdaptor; |
| 55 | ---C++: inline |
| 56 | |
| 57 | Create( S : Surface from Geom; UFirst,ULast,VFirst,VLast : Real; |
| 58 | TolU : Real = 0.0; |
| 59 | TolV : Real = 0.0) |
| 60 | returns Surface from GeomAdaptor |
| 61 | raises ConstructionError from Standard; |
| 62 | ---Purpose: ConstructionError is raised if UFirst>ULast or VFirst>VLast |
| 63 | ---C++: inline |
| 64 | |
| 65 | Load(me : in out; S : Surface from Geom); |
| 66 | ---C++: inline |
| 67 | |
| 68 | Load(me : in out; S : Surface from Geom; |
| 69 | UFirst,ULast,VFirst,VLast : Real; |
| 70 | TolU : Real = 0.0; |
| 71 | TolV : Real = 0.0) |
| 72 | raises ConstructionError from Standard; |
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73 | ---C++: inline |
| 74 | ---Purpose: ConstructionError is raised if UFirst>ULast or VFirst>VLast |
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75 | |
| 76 | Surface(me) returns Surface from Geom |
| 77 | ---C++: return const& |
| 78 | ---C++: inline |
| 79 | is static; |
| 80 | |
| 81 | |
| 82 | -- |
| 83 | -- Global methods - Apply to the whole surface. |
| 84 | -- |
| 85 | |
| 86 | FirstUParameter(me) returns Real |
| 87 | ---C++:inline |
| 88 | is redefined static; |
| 89 | |
| 90 | LastUParameter(me) returns Real |
| 91 | ---C++:inline |
| 92 | is redefined static; |
| 93 | |
| 94 | FirstVParameter(me) returns Real |
| 95 | ---C++:inline |
| 96 | is redefined static; |
| 97 | |
| 98 | LastVParameter(me) returns Real |
| 99 | ---C++:inline |
| 100 | is redefined static; |
| 101 | |
| 102 | UContinuity(me) returns Shape from GeomAbs |
| 103 | is redefined static; |
| 104 | |
| 105 | VContinuity(me) returns Shape from GeomAbs |
| 106 | is redefined static; |
| 107 | |
| 108 | NbUIntervals(me; S : Shape from GeomAbs) returns Integer |
| 109 | ---Purpose: Returns the number of U intervals for continuity |
| 110 | -- <S>. May be one if UContinuity(me) >= <S> |
| 111 | is redefined static; |
| 112 | |
| 113 | NbVIntervals(me; S : Shape from GeomAbs) returns Integer |
| 114 | ---Purpose: Returns the number of V intervals for continuity |
| 115 | -- <S>. May be one if VContinuity(me) >= <S> |
| 116 | is redefined static; |
| 117 | |
| 118 | UIntervals(me; T : in out Array1OfReal from TColStd; |
| 119 | S : Shape from GeomAbs ) |
| 120 | ---Purpose: Returns the intervals with the requested continuity |
| 121 | -- in the U direction. |
| 122 | raises |
| 123 | OutOfRange from Standard -- if the Length of the array does |
| 124 | -- have enought slots to accomodate |
| 125 | -- the result. |
| 126 | is redefined static; |
| 127 | |
| 128 | VIntervals(me; T : in out Array1OfReal from TColStd; |
| 129 | S : Shape from GeomAbs ) |
| 130 | ---Purpose: Returns the intervals with the requested continuity |
| 131 | -- in the V direction. |
| 132 | raises |
| 133 | OutOfRange from Standard -- if the Length of the array does |
| 134 | -- have enought slots to accomodate |
| 135 | -- the result. |
| 136 | is redefined static; |
| 137 | |
| 138 | UTrim(me; First, Last, Tol : Real) returns HSurface from Adaptor3d |
| 139 | ---Purpose: Returns a surface trimmed in the U direction |
| 140 | -- equivalent of <me> between |
| 141 | -- parameters <First> and <Last>. <Tol> is used to |
| 142 | -- test for 3d points confusion. |
| 143 | raises |
| 144 | OutOfRange from Standard |
| 145 | ---Purpose: If <First> >= <Last> |
| 146 | is redefined static ; |
| 147 | |
| 148 | VTrim(me; First, Last, Tol : Real) returns HSurface from Adaptor3d |
| 149 | ---Purpose: Returns a surface trimmed in the V direction between |
| 150 | -- parameters <First> and <Last>. <Tol> is used to |
| 151 | -- test for 3d points confusion. |
| 152 | raises |
| 153 | OutOfRange from Standard |
| 154 | ---Purpose: If <First> >= <Last> |
| 155 | is redefined static ; |
| 156 | |
| 157 | IsUClosed(me) returns Boolean |
| 158 | is redefined static; |
| 159 | |
| 160 | IsVClosed(me) returns Boolean |
| 161 | is redefined static; |
| 162 | |
| 163 | IsUPeriodic(me) returns Boolean |
| 164 | is redefined static; |
| 165 | |
| 166 | UPeriod(me) returns Real |
| 167 | raises |
| 168 | DomainError from Standard -- if the curve is not periodic |
| 169 | is redefined static; |
| 170 | |
| 171 | IsVPeriodic(me) returns Boolean |
| 172 | is redefined static; |
| 173 | |
| 174 | VPeriod(me) returns Real |
| 175 | raises |
| 176 | DomainError from Standard -- if the curve is not periodic |
| 177 | is redefined static; |
| 178 | |
| 179 | Value (me; U, V : Real) returns Pnt from gp |
| 180 | --- Purpose : Computes the point of parameters U,V on the surface. |
| 181 | is redefined static; |
| 182 | |
| 183 | D0 (me; U, V : Real; |
| 184 | P : out Pnt from gp) |
| 185 | --- Purpose : Computes the point of parameters U,V on the surface. |
| 186 | is redefined static; |
| 187 | |
| 188 | D1 (me; U, V : Real; |
| 189 | P : out Pnt from gp; |
| 190 | D1U, D1V : out Vec from gp) |
| 191 | --- Purpose : Computes the point and the first derivatives on |
| 192 | -- the surface. |
| 193 | -- |
| 194 | -- Warning : On the specific case of BSplineSurface: |
| 195 | -- if the surface is cut in interval of continuity at least C1, |
| 196 | -- the derivatives are computed on the current interval. |
| 197 | -- else the derivatives are computed on the basis surface. |
| 198 | is redefined static; |
| 199 | |
| 200 | D2 (me; U, V : Real; |
| 201 | P : out Pnt from gp; |
| 202 | D1U, D1V : out Vec from gp; |
| 203 | D2U, D2V : out Vec from gp; |
| 204 | D2UV : out Vec from gp) |
| 205 | --- Purpose : Computes the point, the first and second |
| 206 | -- derivatives on the surface. |
| 207 | -- |
| 208 | -- Warning : On the specific case of BSplineSurface: |
| 209 | -- if the surface is cut in interval of continuity at least C2, |
| 210 | -- the derivatives are computed on the current interval. |
| 211 | -- else the derivatives are computed on the basis surface. |
| 212 | is redefined static; |
| 213 | |
| 214 | D3 (me; U, V : Real; |
| 215 | P : out Pnt from gp; |
| 216 | D1U, D1V : out Vec from gp; |
| 217 | D2U, D2V : out Vec from gp; |
| 218 | D2UV : out Vec from gp; |
| 219 | D3U, D3V : out Vec from gp; |
| 220 | D3UUV, D3UVV : out Vec from gp) |
| 221 | --- Purpose : Computes the point, the first, second and third |
| 222 | -- derivatives on the surface. |
| 223 | -- |
| 224 | -- Warning : On the specific case of BSplineSurface: |
| 225 | -- if the surface is cut in interval of continuity at least C3, |
| 226 | -- the derivatives are computed on the current interval. |
| 227 | -- else the derivatives are computed on the basis surface. |
| 228 | is redefined static; |
| 229 | |
| 230 | DN (me; U, V : Real; Nu, Nv : Integer) |
| 231 | returns Vec from gp |
| 232 | --- Purpose : Computes the derivative of order Nu in the |
| 233 | -- direction U and Nv in the direction V at the point P(U, V). |
| 234 | -- |
| 235 | -- Warning : On the specific case of BSplineSurface: |
| 236 | -- if the surface is cut in interval of continuity CN, |
| 237 | -- the derivatives are computed on the current interval. |
| 238 | -- else the derivatives are computed on the basis surface. |
| 239 | raises |
| 240 | OutOfRange from Standard |
| 241 | --- Purpose : Raised if Nu + Nv < 1 or Nu < 0 or Nv < 0. |
| 242 | is redefined static; |
| 243 | |
| 244 | UResolution(me; R3d : Real ) returns Real |
| 245 | ---Purpose : Returns the parametric U resolution corresponding |
| 246 | -- to the real space resolution <R3d>. |
| 247 | is redefined static; |
| 248 | |
| 249 | VResolution(me; R3d : Real ) returns Real |
| 250 | ---Purpose : Returns the parametric V resolution corresponding |
| 251 | -- to the real space resolution <R3d>. |
| 252 | is redefined static; |
| 253 | |
| 254 | GetType(me) returns SurfaceType from GeomAbs |
| 255 | ---Purpose: Returns the type of the surface : Plane, Cylinder, |
| 256 | -- Cone, Sphere, Torus, BezierSurface, |
| 257 | -- BSplineSurface, SurfaceOfRevolution, |
| 258 | -- SurfaceOfExtrusion, OtherSurface |
| 259 | ---C++:inline |
| 260 | is redefined static; |
| 261 | |
| 262 | -- |
| 263 | -- The following methods must be called when GetType returned |
| 264 | -- the corresponding type. |
| 265 | -- |
| 266 | |
| 267 | Plane(me) returns Pln from gp |
| 268 | raises NoSuchObject from Standard |
| 269 | is redefined static; |
| 270 | |
| 271 | Cylinder(me) returns Cylinder from gp |
| 272 | raises NoSuchObject from Standard |
| 273 | is redefined static; |
| 274 | |
| 275 | Cone(me) returns Cone from gp |
| 276 | raises NoSuchObject from Standard |
| 277 | is redefined static; |
| 278 | |
| 279 | Sphere(me) returns Sphere from gp |
| 280 | raises NoSuchObject from Standard |
| 281 | is redefined static; |
| 282 | |
| 283 | Torus(me) returns Torus from gp |
| 284 | raises NoSuchObject from Standard |
| 285 | is redefined static; |
| 286 | |
| 287 | UDegree(me) returns Integer |
| 288 | raises NoSuchObject from Standard |
| 289 | is redefined static; |
| 290 | |
| 291 | NbUPoles(me) returns Integer |
| 292 | raises NoSuchObject from Standard |
| 293 | is redefined static; |
| 294 | |
| 295 | VDegree(me) returns Integer |
| 296 | raises NoSuchObject from Standard |
| 297 | is redefined static; |
| 298 | |
| 299 | NbVPoles(me) returns Integer |
| 300 | raises NoSuchObject from Standard |
| 301 | is redefined static; |
| 302 | |
| 303 | NbUKnots(me) returns Integer |
| 304 | raises |
| 305 | NoSuchObject from Standard |
| 306 | is redefined static; |
| 307 | |
| 308 | |
| 309 | NbVKnots(me) returns Integer |
| 310 | raises |
| 311 | NoSuchObject from Standard |
| 312 | is redefined static; |
| 313 | |
| 314 | |
| 315 | IsURational(me) returns Boolean |
| 316 | raises |
| 317 | NoSuchObject from Standard |
| 318 | is redefined static; |
| 319 | |
| 320 | IsVRational(me) returns Boolean |
| 321 | raises |
| 322 | NoSuchObject from Standard |
| 323 | is redefined static; |
| 324 | |
| 325 | |
| 326 | Bezier(me) returns BezierSurface from Geom |
| 327 | ---Purpose: This will NOT make a copy of the |
| 328 | -- Bezier Surface : If you want to modify |
| 329 | -- the Surface please make a copy yourself |
| 330 | -- Also it will NOT trim the surface to |
| 331 | -- myU/VFirst/Last. |
| 332 | raises |
| 333 | NoSuchObject from Standard |
| 334 | is redefined static; |
| 335 | |
| 336 | BSpline(me) returns BSplineSurface from Geom |
| 337 | ---Purpose: This will NOT make a copy of the |
| 338 | -- BSpline Surface : If you want to modify |
| 339 | -- the Surface please make a copy yourself |
| 340 | -- Also it will NOT trim the surface to |
| 341 | -- myU/VFirst/Last. |
| 342 | raises |
| 343 | NoSuchObject from Standard |
| 344 | is redefined static; |
| 345 | |
| 346 | AxeOfRevolution(me) returns Ax1 from gp |
| 347 | raises |
| 348 | NoSuchObject from Standard -- only for SurfaceOfRevolution |
| 349 | is redefined static; |
| 350 | |
| 351 | Direction(me) returns Dir from gp |
| 352 | raises |
| 353 | NoSuchObject from Standard -- only for SurfaceOfExtrusion |
| 354 | is redefined static; |
| 355 | |
| 356 | BasisCurve(me) returns HCurve from Adaptor3d |
| 357 | raises |
| 358 | NoSuchObject from Standard -- only for SurfaceOfExtrusion |
| 359 | is redefined static; |
| 360 | |
| 361 | |
| 362 | BasisSurface(me) returns HSurface from Adaptor3d |
| 363 | raises |
| 364 | NoSuchObject from Standard -- only for Offset Surface |
| 365 | is redefined static; |
| 366 | |
| 367 | OffsetValue(me) returns Real from Standard |
| 368 | raises |
| 369 | NoSuchObject from Standard -- only for Offset Surface |
| 370 | is redefined static; |
| 371 | |
| 372 | |
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373 | Span (me;Side :Integer; Ideb,Ifin:Integer; |
| 374 | OutIdeb,OutIfin:out Integer; |
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375 | FKIndx, LKIndx : Integer ) |
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376 | is private; |
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377 | |
| 378 | IfUVBound (me;U,V :Real;Ideb,Ifin,IVdeb,IVfin :out Integer; |
| 379 | USide,VSide: Integer) |
| 380 | returns Boolean from Standard |
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381 | is private; |
| 382 | |
| 383 | load (me : in out; S : Surface from Geom; |
| 384 | UFirst,ULast,VFirst,VLast : Real; |
| 385 | TolU : Real = 0.0; |
| 386 | TolV : Real = 0.0) |
| 387 | is private; |
| 388 | |
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389 | fields |
| 390 | |
| 391 | mySurface : Surface from Geom; |
| 392 | mySurfaceType : SurfaceType from GeomAbs; |
| 393 | myUFirst : Real from Standard; |
| 394 | myULast : Real from Standard; |
| 395 | myVFirst : Real from Standard; |
| 396 | myVLast : Real from Standard; |
| 397 | myTolU, myTolV : Real from Standard; |
| 398 | |
| 399 | end Surface; |
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