0023501: Redundant triangulation cleaning/generation (1) in AIS_Shape.cxx
[occt.git] / src / AIS / AIS_TexturedShape.cxx
CommitLineData
b311480e 1// Created on: 2001-07-02
2// Created by: Mathias BOSSHARD
3// Copyright (c) 2001-2012 OPEN CASCADE SAS
7fd59977 4//
b311480e 5// The content of this file is subject to the Open CASCADE Technology Public
6// License Version 6.5 (the "License"). You may not use the content of this file
7// except in compliance with the License. Please obtain a copy of the License
8// at http://www.opencascade.org and read it completely before using this file.
7fd59977 9//
b311480e 10// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
11// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
7fd59977 12//
b311480e 13// The Original Code and all software distributed under the License is
14// distributed on an "AS IS" basis, without warranty of any kind, and the
15// Initial Developer hereby disclaims all such warranties, including without
16// limitation, any warranties of merchantability, fitness for a particular
17// purpose or non-infringement. Please see the License for the specific terms
18// and conditions governing the rights and limitations under the License.
19
20// Modified:
7fd59977 21////////////////////////////////////////////////////////////////////////
22
23
24#include <AIS_TexturedShape.ixx>
25#include <Standard_ErrorHandler.hxx>
26
2bd4c032 27#include <AIS_Drawer.hxx>
28#include <AIS_InteractiveContext.hxx>
7fd59977 29#include <BRepTools.hxx>
2bd4c032 30#include <gp_Pnt2d.hxx>
31#include <Graphic3d_AspectFillArea3d.hxx>
32#include <Graphic3d_Group.hxx>
7fd59977 33#include <Graphic3d_StructureManager.hxx>
34#include <Graphic3d_Texture2Dmanual.hxx>
2bd4c032 35#include <Precision.hxx>
36#include <Prs3d_Presentation.hxx>
7fd59977 37#include <Prs3d_Root.hxx>
2bd4c032 38#include <Prs3d_ShadingAspect.hxx>
7fd59977 39#include <PrsMgr_PresentationManager3d.hxx>
2bd4c032 40#include <StdPrs_ShadedShape.hxx>
7fd59977 41#include <StdPrs_WFDeflectionShape.hxx>
7fd59977 42#include <StdPrs_WFShape.hxx>
2bd4c032 43#include <TopExp_Explorer.hxx>
7fd59977 44
45//=======================================================================
46//function : AIS_TexturedShape
2bd4c032 47//purpose :
7fd59977 48//=======================================================================
2bd4c032 49AIS_TexturedShape::AIS_TexturedShape (const TopoDS_Shape& theShape)
50: AIS_Shape (theShape),
51 myPredefTexture (Graphic3d_NameOfTexture2D(0)),
52 myTextureFile (""),
53 DoRepeat (Standard_True),
54 myURepeat (1.0),
55 myVRepeat (1.0),
56 DoMapTexture (Standard_True),
57 DoSetTextureOrigin (Standard_True),
58 myUOrigin (0.0),
59 myVOrigin (0.0),
60 DoSetTextureScale (Standard_True),
61 myScaleU (1.0),
62 myScaleV (1.0),
63 DoShowTriangles (Standard_False),
64 myModulate (Standard_True)
7fd59977 65{
66}
67
7fd59977 68//=======================================================================
69//function : SetTextureFileName
2bd4c032 70//purpose :
7fd59977 71//=======================================================================
2bd4c032 72void AIS_TexturedShape::SetTextureFileName (const TCollection_AsciiString& theTextureFileName)
7fd59977 73{
2bd4c032 74 if (theTextureFileName.IsIntegerValue())
75 {
76 if (theTextureFileName.IntegerValue() < Graphic3d_Texture2D::NumberOfTextures()
77 && theTextureFileName.IntegerValue() >= 0)
7fd59977 78 {
2bd4c032 79 myPredefTexture = Graphic3d_NameOfTexture2D (theTextureFileName.IntegerValue());
7fd59977 80 }
2bd4c032 81 else
7fd59977 82 {
2bd4c032 83 std::cout << "Texture " << theTextureFileName << " doesn't exist \n";
84 std::cout << "Using Texture 0 instead ...\n";
85 myPredefTexture = Graphic3d_NameOfTexture2D (0);
7fd59977 86 }
2bd4c032 87 myTextureFile = "";
88 }
89 else
90 {
91 myTextureFile = theTextureFileName;
92 myPredefTexture = Graphic3d_NameOfTexture2D (-1);
93 }
7fd59977 94}
95
96//=======================================================================
97//function : SetTextureRepeat
2bd4c032 98//purpose :
7fd59977 99//=======================================================================
100
2bd4c032 101void AIS_TexturedShape::SetTextureRepeat (const Standard_Boolean theRepeatYN,
102 const Standard_Real theURepeat,
103 const Standard_Real theVRepeat)
7fd59977 104{
2bd4c032 105 DoRepeat = theRepeatYN;
106 myURepeat = theURepeat;
107 myVRepeat = theVRepeat;
7fd59977 108}
109
110//=======================================================================
111//function : SetTextureMapOn
2bd4c032 112//purpose :
7fd59977 113//=======================================================================
114
115void AIS_TexturedShape::SetTextureMapOn()
116{
117 DoMapTexture = Standard_True;
118}
119
120//=======================================================================
121//function : SetTextureMapOff
2bd4c032 122//purpose :
7fd59977 123//=======================================================================
124
125void AIS_TexturedShape::SetTextureMapOff()
126{
127 DoMapTexture = Standard_False;
128}
129
130//=======================================================================
131//function : SetTextureOrigin
2bd4c032 132//purpose :
7fd59977 133//=======================================================================
134
2bd4c032 135void AIS_TexturedShape::SetTextureOrigin (const Standard_Boolean toSetTextureOriginYN,
136 const Standard_Real theUOrigin,
137 const Standard_Real theVOrigin)
7fd59977 138{
2bd4c032 139 DoSetTextureOrigin = toSetTextureOriginYN;
140 myUOrigin = theUOrigin;
141 myVOrigin = theVOrigin;
7fd59977 142}
143
144//=======================================================================
145//function : SetTextureScale
2bd4c032 146//purpose :
7fd59977 147//=======================================================================
148
2bd4c032 149void AIS_TexturedShape::SetTextureScale (const Standard_Boolean toSetTextureScaleYN,
150 const Standard_Real theScaleU,
151 const Standard_Real theScaleV)
7fd59977 152{
2bd4c032 153 DoSetTextureScale = toSetTextureScaleYN;
154 myScaleU = theScaleU;
155 myScaleV = theScaleV;
7fd59977 156}
157
158//=======================================================================
159//function : ShowTriangles
2bd4c032 160//purpose :
7fd59977 161//=======================================================================
162
2bd4c032 163void AIS_TexturedShape::ShowTriangles (const Standard_Boolean toShowTrianglesYN)
7fd59977 164{
2bd4c032 165 DoShowTriangles = toShowTrianglesYN;
7fd59977 166}
167
168//=======================================================================
169//function : EnableTextureModulate
2bd4c032 170//purpose :
7fd59977 171//=======================================================================
172
173void AIS_TexturedShape::EnableTextureModulate()
174{
175 myModulate = Standard_True;
176}
177
178//=======================================================================
179//function : DisableTextureModulate
bf75be98 180//purpose :
7fd59977 181//=======================================================================
182
183void AIS_TexturedShape::DisableTextureModulate()
184{
185 myModulate = Standard_False;
186}
187
188//=======================================================================
189//function : UpdateAttributes
2bd4c032 190//purpose :
7fd59977 191//=======================================================================
192
193void AIS_TexturedShape::UpdateAttributes()
194{
2bd4c032 195 Prs3d_ShadingAspect aDummy;
196 myAspect = aDummy.Aspect();
7fd59977 197 Handle(Prs3d_Presentation) aPrs = Presentation();
198 if (!DoMapTexture)
2bd4c032 199 {
200 myAspect->SetTextureMapOff();
201 return;
202 }
203
204 if (myPredefTexture != -1)
bf75be98 205 mytexture = new Graphic3d_Texture2Dmanual (myPredefTexture);
7fd59977 206 else
bf75be98 207 mytexture = new Graphic3d_Texture2Dmanual (myTextureFile.ToCString());
2bd4c032 208
7fd59977 209 myAspect->SetTextureMapOn();
2bd4c032 210
211 myAspect->SetTextureMap (mytexture);
7fd59977 212 if (!mytexture->IsDone())
2bd4c032 213 {
214 std::cout << "An error occured while building texture \n";
215 return;
216 }
217
7fd59977 218 if (DoShowTriangles)
219 myAspect->SetEdgeOn();
220 else
221 myAspect->SetEdgeOff();
2bd4c032 222
223 Prs3d_Root::CurrentGroup (aPrs)->SetGroupPrimitivesAspect (myAspect);
7fd59977 224}
225
226//=======================================================================
227//function : Compute
2bd4c032 228//purpose :
7fd59977 229//=======================================================================
230
2bd4c032 231void AIS_TexturedShape::Compute (const Handle(PrsMgr_PresentationManager3d)& /*thePresManager*/,
232 const Handle(Prs3d_Presentation)& thePrs,
233 const Standard_Integer theMode)
7fd59977 234{
2bd4c032 235 thePrs->Clear();
236
237 if (myshape.IsNull())
238 {
239 return;
240 }
241
242 if (myshape.ShapeType() > TopAbs_FACE && myshape.ShapeType() < TopAbs_SHAPE)
243 {
244 thePrs->SetVisual (Graphic3d_TOS_ALL);
245 thePrs->SetDisplayPriority (myshape.ShapeType() + 2);
246 }
7fd59977 247
248 if (myshape.ShapeType() == TopAbs_COMPOUND)
2bd4c032 249 {
250 TopExp_Explorer anExplor (myshape, TopAbs_VERTEX);
251 if (!anExplor.More())
7fd59977 252 {
2bd4c032 253 return;
7fd59977 254 }
2bd4c032 255 }
7fd59977 256
257 if (IsInfinite())
2bd4c032 258 {
259 thePrs->SetInfiniteState (Standard_True);
260 }
7fd59977 261
2bd4c032 262 switch (theMode)
263 {
7fd59977 264 case 0: // Wireframe
2bd4c032 265 {
266 StdPrs_WFDeflectionShape::Add (thePrs, myshape, myDrawer);
7fd59977 267 break;
2bd4c032 268 }
269 case 1: // Shading
270 {
271 Standard_Real prevangle;
272 Standard_Real newangle;
273 Standard_Real prevcoeff;
274 Standard_Real newcoeff;
7fd59977 275
bbf847ad
P
276 Standard_Boolean isOwnDeviationAngle = OwnDeviationAngle(newangle,prevangle);
277 Standard_Boolean isOwnDeviationCoefficient = OwnDeviationCoefficient(newcoeff,prevcoeff);
278 if (((Abs (newangle - prevangle) > Precision::Angular()) && isOwnDeviationAngle) ||
279 ((Abs (newcoeff - prevcoeff) > Precision::Confusion()) && isOwnDeviationCoefficient)) {
280 BRepTools::Clean (myshape);
2bd4c032 281 }
282 if (myshape.ShapeType() > TopAbs_FACE)
7fd59977 283 {
2bd4c032 284 StdPrs_WFDeflectionShape::Add (thePrs, myshape, myDrawer);
285 break;
7fd59977 286 }
2bd4c032 287 myDrawer->SetShadingAspectGlobal (Standard_False);
288 if (IsInfinite())
289 {
290 StdPrs_WFDeflectionShape::Add (thePrs, myshape, myDrawer);
291 break;
292 }
293 try
294 {
295 OCC_CATCH_SIGNALS
296 StdPrs_ShadedShape::Add (thePrs, myshape, myDrawer);
297 }
298 catch (Standard_Failure)
299 {
300 std::cout << "AIS_TexturedShape::Compute() in ShadingMode failed \n";
301 StdPrs_WFShape::Add (thePrs, myshape, myDrawer);
302 }
303 break;
304 }
7fd59977 305
306 case 2: // Bounding box
2bd4c032 307 {
308 if (IsInfinite())
7fd59977 309 {
2bd4c032 310 StdPrs_WFDeflectionShape::Add (thePrs, myshape, myDrawer);
7fd59977 311 }
2bd4c032 312 else
7fd59977 313 {
2bd4c032 314 AIS_Shape::DisplayBox (thePrs, BoundingBox(), myDrawer);
315 }
316 break;
317 }
318
319 case 3: // texture mapping on triangulation
320 {
321 BRepTools::Clean (myshape);
322 BRepTools::Update (myshape);
7fd59977 323
2bd4c032 324 {
325 Handle(Prs3d_ShadingAspect) aPrs3d_ShadingAspect = new Prs3d_ShadingAspect();
326 myAspect = aPrs3d_ShadingAspect->Aspect();
60761105 327
328 // Issue 23115: copy polygon offset settings passed through myDrawer
329 if (HasPolygonOffsets())
330 {
331 Standard_Integer aMode;
60be1f9b 332 Standard_ShortReal aFactor, aUnits;
60761105 333 PolygonOffsets(aMode, aFactor, aUnits);
334 myAspect->SetPolygonOffsets(aMode, aFactor, aUnits);
335 }
2bd4c032 336 }
337 if (!DoMapTexture)
338 {
339 myAspect->SetTextureMapOff();
340 return;
341 }
342 myAspect->SetTextureMapOn();
7fd59977 343
2bd4c032 344 if (myPredefTexture != -1)
bf75be98 345 mytexture = new Graphic3d_Texture2Dmanual (myPredefTexture);
2bd4c032 346 else
bf75be98 347 mytexture = new Graphic3d_Texture2Dmanual (myTextureFile.ToCString());
7fd59977 348
2bd4c032 349 if (!mytexture->IsDone())
350 {
351 std::cout << "An error occured while building texture \n";
352 return;
353 }
7fd59977 354
2bd4c032 355 if (myModulate)
356 mytexture->EnableModulate();
357 else
358 mytexture->DisableModulate();
7fd59977 359
2bd4c032 360 myAspect->SetTextureMap (mytexture);
361 if (DoShowTriangles)
362 myAspect->SetEdgeOn();
363 else
364 myAspect->SetEdgeOff();
7fd59977 365
2bd4c032 366 if (DoRepeat)
367 mytexture->EnableRepeat();
368 else
369 mytexture->DisableRepeat();
7fd59977 370
2bd4c032 371 const gp_Pnt2d aUVOrigin (myUOrigin, myVOrigin);
372 const gp_Pnt2d aUVRepeat (myURepeat, myVRepeat);
373 const gp_Pnt2d aUVScale (myScaleU, myScaleV);
374 try
375 {
376 OCC_CATCH_SIGNALS
377 StdPrs_ShadedShape::Add (thePrs, myshape, myDrawer,
378 Standard_True, aUVOrigin, aUVRepeat, aUVScale);
379 // within primitive arrays - object should be in one group of primitives
380 Prs3d_Root::CurrentGroup (thePrs)->SetGroupPrimitivesAspect (myAspect);
381 }
382 catch (Standard_Failure)
383 {
384 std::cout << "AIS_TexturedShape::Compute() in ShadingMode failed \n";
385 StdPrs_WFShape::Add (thePrs, myshape, myDrawer);
386 }
387 break;
388 }
389 }
390}
7fd59977 391
392Standard_Boolean AIS_TexturedShape::TextureMapState() const
393{
394 return DoMapTexture;
395}
396
397Standard_Real AIS_TexturedShape::URepeat() const
398{
399 return myURepeat;
400}
401
402Standard_Boolean AIS_TexturedShape::TextureRepeat() const
403{
404 return DoRepeat;
405}
406
407Standard_Real AIS_TexturedShape::Deflection() const
408{
409 return myDeflection;
410}
411
412Standard_CString AIS_TexturedShape::TextureFile() const
413{
414 return myTextureFile.ToCString();
415}
416
417Standard_Real AIS_TexturedShape::VRepeat() const
418{
419 return myVRepeat;
420}
2bd4c032 421
7fd59977 422Standard_Boolean AIS_TexturedShape::ShowTriangles() const
423{
424 return DoShowTriangles;
425}
2bd4c032 426
7fd59977 427Standard_Real AIS_TexturedShape::TextureUOrigin() const
428{
429 return myUOrigin;
430}
2bd4c032 431
7fd59977 432Standard_Real AIS_TexturedShape::TextureVOrigin() const
433{
434 return myVOrigin;
435}
2bd4c032 436
7fd59977 437Standard_Real AIS_TexturedShape::TextureScaleU() const
438{
439 return myScaleU;
440}
2bd4c032 441
7fd59977 442Standard_Real AIS_TexturedShape::TextureScaleV() const
443{
444 return myScaleV;
445}
2bd4c032 446
447Standard_Boolean AIS_TexturedShape::TextureScale() const
7fd59977 448{
449 return DoSetTextureScale;
450}
2bd4c032 451
452Standard_Boolean AIS_TexturedShape::TextureOrigin() const
7fd59977 453{
454 return DoSetTextureOrigin;
455}
2bd4c032 456
457Standard_Boolean AIS_TexturedShape::TextureModulate() const
7fd59977 458{
459 return myModulate;
460}