1 // TexturesExt_Presentation.cpp: implementation of the TexturesExt_Presentation class.
2 // Creation of textural presentation of shape
3 //////////////////////////////////////////////////////////////////////
6 #include "TexturesExt_Presentation.h"
7 #include "Viewer3dApp.h"
10 #include <TopTools_IndexedMapOfShape.hxx>
11 #include <BRepBuilderAPI_MakeFace.hxx>
12 #include <AIS_Shape.hxx>
13 #include <BRepTools.hxx>
14 #include <Graphic3d_Texture2Dmanual.hxx>
15 #include <BRep_Tool.hxx>
17 #include <BRepBuilderAPI_Transform.hxx>
18 #include <BRep_Builder.hxx>
19 #include <BRepTools.hxx>
20 #include <Geom_Surface.hxx>
21 #include <TopoDS_Face.hxx>
22 #include <V3d_DirectionalLight.hxx>
24 #define DISP(OBJ) getAISContext()->Display((OBJ), Standard_False)
26 // Initialization of global variable with an instance of this class
27 OCCDemo_Presentation* OCCDemo_Presentation::Current = new TexturesExt_Presentation;
29 // Initialization of array of samples
30 const TexturesExt_Presentation::PSampleFuncType TexturesExt_Presentation::SampleFuncs[] =
32 &TexturesExt_Presentation::sampleBottle,
33 &TexturesExt_Presentation::sampleTerrain,
34 &TexturesExt_Presentation::sampleKitchen
39 #define ZVIEW_SIZE 100
41 //////////////////////////////////////////////////////////////////////
42 // Construction/Destruction
43 //////////////////////////////////////////////////////////////////////
45 TexturesExt_Presentation::TexturesExt_Presentation()
47 myNbSamples = sizeof(SampleFuncs)/sizeof(PSampleFuncType);
48 setName ("Textured Shapes");
51 //////////////////////////////////////////////////////////////////////
53 //////////////////////////////////////////////////////////////////////
55 void TexturesExt_Presentation::DoSample()
57 ((CViewer3dApp*) AfxGetApp())->SetSampleName (L"Viewer3d");
58 ((CViewer3dApp*) AfxGetApp())->SetSamplePath (L"..\\..\\04_Viewer3d");
59 getAISContext()->EraseAll (Standard_True);
60 if (myIndex >=0 && myIndex < myNbSamples)
62 // turn lights on for terrain sample
63 lightsOnOff(myIndex==1);
64 (this->*SampleFuncs[myIndex])();
68 void TexturesExt_Presentation::Init()
70 // initialize v3d_view so it displays TexturesExt well
71 Handle(V3d_View) aView = getViewer()->ActiveViews().First();
72 aView->SetSize(ZVIEW_SIZE);
74 // getDocument()->UpdateResultMessageDlg("Textured Shape",
75 TCollection_AsciiString Message ("Textured Shape",
76 " TopoDS_Shape aShape;" EOL
78 " // initialize aShape" EOL
79 " // aShape = ..." EOL
81 " // create a textured presentation object for aShape" EOL
82 " Handle(AIS_Shape) aTShape = new AIS_Shape(aShape);" EOL
84 " TCollection_AsciiString aTFileName;" EOL
86 " // initialize aTFileName with an existing texture file name" EOL
87 " // (gif, bmp, xwd, rgb, and other formats are supported)" EOL
88 " // OR with an integer value string (max = Graphic3d_Texture2D::NumberOfTexturesExt())" EOL
89 " // which will indicate use of predefined texture of this number" EOL
90 " // aTFileName = ..." EOL
92 " aTShape->Attributes()->SetShadingAspect (new Prs3d_ShadingAspect());" EOL
93 " Handle(Graphic3d_Texture2Dmanual) aTexture = new Graphic3d_Texture2Dmanual (aTFileName);" EOL
94 " aTShape->Attributes()->ShadingAspect()->Aspect()->SetTextureMap (aTexture);" EOL
95 " aTShape->Attributes()->ShadingAspect()->Aspect()->SetTextureMapOn();" EOL);
96 // CString text(Message.ToCString());
97 getDocument()->ClearDialog();
98 getDocument()->SetDialogTitle("Change face color");
99 getDocument()->AddTextInDialog(Message);
102 //////////////////////////////////////////////////////////////////////
104 //////////////////////////////////////////////////////////////////////
105 //================================================================
106 // Function : TexturesExt_Presentation::Texturize
107 // display an AIS_Shape based on a given shape with texture with given filename
108 // filename can also be an integer value ("2", "5", etc.), in this case
109 // a predefined texture from Graphic3d_NameOfTexture2D with number = this value
111 //================================================================
112 Handle(AIS_Shape) TexturesExt_Presentation::Texturize(const TopoDS_Shape& aShape,
113 TCollection_AsciiString aTFileName,
114 Standard_Real toScaleU,
115 Standard_Real toScaleV,
116 Standard_Real toRepeatU,
117 Standard_Real toRepeatV,
118 Standard_Real originU,
119 Standard_Real originV)
121 // create a textured presentation object for aShape
122 Handle(AIS_Shape) aTShape = new AIS_Shape(aShape);
123 TCollection_AsciiString TFileName;
124 // load texture from file if it is not an integer value
125 // integer value indicates a number of texture in predefined TexturesExt enumeration
126 CString anOCCTDataPathValue;
127 anOCCTDataPathValue.GetEnvironmentVariable(L"CSF_OCCTDataPath");
128 CString initfile = (anOCCTDataPathValue + L"\\images\\");
129 if (!aTFileName.IsIntegerValue())
131 initfile += aTFileName.ToCString();
134 if (!aTShape->Attributes()->HasOwnShadingAspect())
136 aTShape->Attributes()->SetShadingAspect (new Prs3d_ShadingAspect());
138 aTShape->Attributes()->ShadingAspect()->Aspect()->SetTextureMap (new Graphic3d_Texture2Dmanual (TCollection_AsciiString ((const wchar_t* )initfile)));
139 aTShape->Attributes()->ShadingAspect()->Aspect()->SetTextureMapOn();
141 // do other initialization of AIS_Shape
142 aTShape->SetTextureScaleUV (gp_Pnt2d ( toScaleU, toScaleV));
143 aTShape->SetTextureRepeatUV(gp_Pnt2d (toRepeatU, toRepeatV));
144 aTShape->SetTextureOriginUV(gp_Pnt2d ( originU, originV));
146 aTShape->SetDisplayMode(AIS_Shaded);
152 //================================================================
153 // Function : TexturesExt_Presentation::loadShape
154 // loads a shape from a given brep file from data dir into a given TopoDS_Shape object
155 //================================================================
156 Standard_Boolean TexturesExt_Presentation::loadShape(TopoDS_Shape& aShape,
157 TCollection_AsciiString aFileName)
159 // create a TopoDS_Shape -> read from a brep file
160 CString anOCCTDataPathValue;
161 anOCCTDataPathValue.GetEnvironmentVariable(L"CSF_OCCTDataPath");
162 CString initfile = (anOCCTDataPathValue + L"\\occ\\" + aFileName.ToCString());
164 std::filebuf aFileBuf;
165 std::istream aStream (&aFileBuf);
166 if (!aFileBuf.open (initfile, std::ios::in))
168 initfile += L" was not found. The sample can not be shown.";
169 getDocument()->UpdateResultMessageDlg ("Textured Shape", initfile);
170 return Standard_False;
174 BRepTools::Read (aShape, aStream, aBld);
177 initfile += " is invalid. The sample can not be shown.";
178 getDocument()->UpdateResultMessageDlg ("Textured Shape", initfile);
179 return Standard_False;
182 return Standard_True;
185 //================================================================
186 // Function : lightsOnOff
187 // Purpose : 6 lights are used for a brighter demonstration of textured shapes
188 // call lightsOnOff(false) before showing normal shape
189 // call lightsOnOff(true) before showing textured shape
190 //================================================================
191 void TexturesExt_Presentation::lightsOnOff(Standard_Boolean isOn)
193 static Handle(V3d_Light) aLight1 = new V3d_DirectionalLight(V3d_XnegYposZneg);
194 static Handle(V3d_Light) aLight2 = new V3d_DirectionalLight(V3d_XnegYnegZpos);
195 static Handle(V3d_Light) aLight3 = new V3d_DirectionalLight(V3d_XposYnegZpos);
196 static Handle(V3d_Light) aLight4 = new V3d_DirectionalLight(V3d_XnegYnegZneg);
197 static Handle(V3d_Light) aLight5 = new V3d_DirectionalLight(V3d_XnegYposZpos);
198 static Handle(V3d_Light) aLight6 = new V3d_DirectionalLight(V3d_XposYposZpos);
202 getViewer()->SetLightOn(aLight1);
203 getViewer()->SetLightOn(aLight2);
204 getViewer()->SetLightOn(aLight3);
205 getViewer()->SetLightOn(aLight4);
206 getViewer()->SetLightOn(aLight5);
207 getViewer()->SetLightOn(aLight6);
211 getViewer()->SetLightOff(aLight1);
212 getViewer()->SetLightOff(aLight2);
213 getViewer()->SetLightOff(aLight3);
214 getViewer()->SetLightOff(aLight4);
215 getViewer()->SetLightOff(aLight5);
216 getViewer()->SetLightOff(aLight6);
220 //================================================================
221 // Function : TexturesExt_Presentation::sampleBottle
223 //================================================================
224 void TexturesExt_Presentation::sampleBottle()
227 if (!loadShape(aShape, "bottle.brep"))
230 // resize and move the shape to the center of the viewer
231 gp_Trsf aTrsf1, aTrsf2;
232 aTrsf1.SetScale(gp_Pnt(0,0,0), 0.8);
233 aTrsf2.SetTranslation(gp_Pnt(0,0,0),gp_Pnt(0,0,-20));
234 aTrsf1.Multiply(aTrsf2);
235 BRepBuilderAPI_Transform Transformer(aTrsf1);
236 Transformer.Perform(aShape);
237 aShape = Transformer.Shape();
239 TopTools_IndexedMapOfShape aFaces;
240 TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
242 // display original shape in shaded display mode
243 Handle(AIS_Shape) aShapeIO = drawShape(aShape, Graphic3d_NOM_BRASS, Standard_False);
244 getAISContext()->SetDisplayMode(aShapeIO, AIS_Shaded, Standard_False);
245 // Set increased polygon offset for the main shape to avoid depth collision with textured faces
246 aShapeIO->SetPolygonOffsets(Aspect_POM_Fill, 1.5, 0.5);
249 Handle(AIS_Shape) aTFace1 = Texturize(aFaces(16), "carrelage1.gif", 1, 1, 3, 2);
252 Handle(AIS_Shape) aTFace2 = Texturize(aFaces(21), "carrelage1.gif", 1, 1, 3, 2);
255 getViewer()->Update();
259 //================================================================
260 // Function : TexturesExt_Presentation::sampleLand
262 //================================================================
263 void TexturesExt_Presentation::sampleTerrain()
266 if (!loadShape(aShape, "terrain.brep"))
269 // a part of the landscape is textured
270 TopTools_IndexedMapOfShape aFaces;
271 TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
273 // TopLoc_Location aLoc;
274 // Handle(Geom_Surface) aSur = BRep_Tool::Surface(TopoDS::Face(aFaces(1)), aLoc);
275 // Standard_Real u1,u2,v1,v2;
276 // aSur->Bounds(u1,u2,v1,v2);
277 // gp_Pnt aPnt = aSur->Value(u1, v1);
278 gp_Pnt aPnt(82100,80300,10940);// point at u1,v1
279 // resize and move the shape to the center of the viewer
282 gp_Ax3 New(gp_Pnt(-30,-30, 0),gp_Dir(0,0,1));
283 gp_Ax3 aCurrent(aPnt,gp_Dir(0,0,1));
284 aMoveTrsf.SetDisplacement(aCurrent, New);
287 aScaleTrsf.SetScale(aPnt,0.0075);
289 BRepBuilderAPI_Transform aTransform(aMoveTrsf*aScaleTrsf);
291 aTransform.Perform(aFaces(1));
294 getAISContext()->Display (Texturize (aShape, "terrain.gif"), Standard_True);
298 //================================================================
299 // Function : moveScale
300 // Purpose : move a shape a little left and scale it to 15%.
301 //================================================================
302 static void moveScale(TopoDS_Shape& aShape)
305 gp_Ax3 New(gp_Pnt(-30,-30, -10),gp_Dir(0,0,1));
306 gp_Ax3 Current(gp_Pnt(0,0,0),gp_Dir(0,0,1));
307 aMoveTrsf.SetDisplacement(Current, New);
310 aScaleTrsf.SetScale(gp_Pnt(0,0,0),0.15);
312 BRepBuilderAPI_Transform aTransform(aMoveTrsf*aScaleTrsf);
314 aTransform.Perform(aShape);
318 //================================================================
319 // Function : TexturesExt_Presentation::sampleKitchen
320 // Purpose : kitchen with texturized items in it.
321 //================================================================
322 void TexturesExt_Presentation::sampleKitchen()
326 if (!loadShape(aShape, "Room.brep"))
330 gp_Ax3 NewCoordSystem (gp_Pnt(-1,-1, -1),gp_Dir(0,0,1));
331 gp_Ax3 CurrentCoordSystem(gp_Pnt(0,0,0),gp_Dir(0,0,1));
332 aTrsf.SetDisplacement(CurrentCoordSystem, NewCoordSystem);
333 aShape.Location(TopLoc_Location(aTrsf));
337 // draw kitchen room whithout one wall (to better see the insides)
338 TopTools_IndexedMapOfShape aFaces;
339 TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
340 Standard_Integer nbFaces = aFaces.Extent();
342 // create a wooden kitchen floor
343 // the floor's face will be textured with texture from chataignier.gif
344 DISP(Texturize(aFaces(5),"plancher.gif",1,1,2,1));
346 // texturize other faces of the room with texture from wallpaper.gif (walls)
347 DISP(Texturize(aFaces(1),"wallpaper.gif",1,1,8,6));
348 DISP(Texturize(aFaces(3),"wallpaper.gif",1,1,8,6));
349 DISP(Texturize(aFaces(4),"wallpaper.gif",1,1,8,6));
351 // DISP(drawShape(aFaces(1), Quantity_NOC_LIGHTPINK, Standard_False));
352 // DISP(drawShape(aFaces(3), Quantity_NOC_LIGHTPINK, Standard_False));
353 // DISP(drawShape(aFaces(4), Quantity_NOC_LIGHTPINK, Standard_False));
355 // texturize furniture items with "wooden" texture
356 if (loadShape(aShape, "MODERN_Table_1.brep"))
359 DISP(Texturize(aShape, "chataignier.gif"));
361 if (loadShape(aShape, "MODERN_Chair_1.brep"))
364 DISP(Texturize(aShape, "chataignier.gif"));
366 if (loadShape(aShape, "MODERN_Cooker_1.brep"))
371 TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
372 nbFaces = aFaces.Extent();
374 for (Standard_Integer i = 1; i <= nbFaces; i++)
377 DISP(drawShape(aFaces(i), Graphic3d_NOM_STEEL, Standard_False));
379 DISP(drawShape(aFaces(i), Graphic3d_NOM_ALUMINIUM, Standard_False));
381 DISP(Texturize(aFaces(i), "cookerplate.gif"));
383 DISP(Texturize(aFaces(i), "chataignier.gif"));
386 if (loadShape(aShape, "MODERN_Cooker_1_opened.brep"))
389 DISP(Texturize(aShape, "chataignier.gif"));
391 if (loadShape(aShape, "MODERN_Exhaust_1.brep"))
394 DISP(drawShape(aShape, Graphic3d_NOM_STONE, Standard_False));
396 if (loadShape(aShape, "MODERN_MVCooker_1.brep"))
399 DISP(drawShape(aShape, Graphic3d_NOM_SILVER, Standard_False));
401 if (loadShape(aShape, "MODERN_MVCooker_1_opened.brep"))
404 DISP(drawShape(aShape, Graphic3d_NOM_SILVER, Standard_False));
406 if (loadShape(aShape, "MODERN_Sink_1.brep"))
411 TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
412 nbFaces = aFaces.Extent();
414 for (Standard_Integer i = 1; i <= nbFaces; i++)
417 DISP(drawShape(aFaces(i), Graphic3d_NOM_ALUMINIUM, Standard_False));
419 DISP(Texturize(aFaces(i), "cookerplate.gif"));
421 DISP(Texturize(aFaces(i), "chataignier.gif"));
424 if (loadShape(aShape, "MODERN_Sink_1_opened.brep"))
427 DISP(Texturize(aShape, "chataignier.gif"));
429 if (loadShape(aShape, "MODERN_Refrigerator_1.brep"))
432 DISP(drawShape(aShape, Graphic3d_NOM_CHROME, Standard_False));
434 if (loadShape(aShape, "MODERN_Refrigerator_1_opened.brep"))
437 DISP(drawShape(aShape, Graphic3d_NOM_CHROME, Standard_False));
440 getViewer()->Update();