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 getViewer()->InitActiveViews();
72 Handle(V3d_View) aView = getViewer()->ActiveView();
73 aView->SetSize(ZVIEW_SIZE);
75 // getDocument()->UpdateResultMessageDlg("Textured Shape",
76 TCollection_AsciiString Message ("Textured Shape",
77 " TopoDS_Shape aShape;" EOL
79 " // initialize aShape" EOL
80 " // aShape = ..." EOL
82 " // create a textured presentation object for aShape" EOL
83 " Handle(AIS_Shape) aTShape = new AIS_Shape(aShape);" EOL
85 " TCollection_AsciiString aTFileName;" EOL
87 " // initialize aTFileName with an existing texture file name" EOL
88 " // (gif, bmp, xwd, rgb, and other formats are supported)" EOL
89 " // OR with an integer value string (max = Graphic3d_Texture2D::NumberOfTexturesExt())" EOL
90 " // which will indicate use of predefined texture of this number" EOL
91 " // aTFileName = ..." EOL
93 " aTShape->Attributes()->SetShadingAspect (new Prs3d_ShadingAspect());" EOL
94 " Handle(Graphic3d_Texture2Dmanual) aTexture = new Graphic3d_Texture2Dmanual (aTFileName);" EOL
95 " aTShape->Attributes()->ShadingAspect()->Aspect()->SetTextureMap (aTexture);" EOL
96 " aTShape->Attributes()->ShadingAspect()->Aspect()->SetTextureMapOn();" EOL);
97 // CString text(Message.ToCString());
98 getDocument()->ClearDialog();
99 getDocument()->SetDialogTitle("Change face color");
100 getDocument()->AddTextInDialog(Message);
103 //////////////////////////////////////////////////////////////////////
105 //////////////////////////////////////////////////////////////////////
106 //================================================================
107 // Function : TexturesExt_Presentation::Texturize
108 // display an AIS_Shape based on a given shape with texture with given filename
109 // filename can also be an integer value ("2", "5", etc.), in this case
110 // a predefined texture from Graphic3d_NameOfTexture2D with number = this value
112 //================================================================
113 Handle(AIS_Shape) TexturesExt_Presentation::Texturize(const TopoDS_Shape& aShape,
114 TCollection_AsciiString aTFileName,
115 Standard_Real toScaleU,
116 Standard_Real toScaleV,
117 Standard_Real toRepeatU,
118 Standard_Real toRepeatV,
119 Standard_Real originU,
120 Standard_Real originV)
122 // create a textured presentation object for aShape
123 Handle(AIS_Shape) aTShape = new AIS_Shape(aShape);
124 TCollection_AsciiString TFileName;
125 // load texture from file if it is not an integer value
126 // integer value indicates a number of texture in predefined TexturesExt enumeration
127 CString anOCCTDataPathValue;
128 anOCCTDataPathValue.GetEnvironmentVariable(L"CSF_OCCTDataPath");
129 CString initfile = (anOCCTDataPathValue + L"\\images\\");
130 if (!aTFileName.IsIntegerValue())
132 initfile += aTFileName.ToCString();
135 if (!aTShape->Attributes()->HasOwnShadingAspect())
137 aTShape->Attributes()->SetShadingAspect (new Prs3d_ShadingAspect());
139 aTShape->Attributes()->ShadingAspect()->Aspect()->SetTextureMap (new Graphic3d_Texture2Dmanual (TCollection_AsciiString ((const wchar_t* )initfile)));
140 aTShape->Attributes()->ShadingAspect()->Aspect()->SetTextureMapOn();
142 // do other initialization of AIS_Shape
143 aTShape->SetTextureScaleUV (gp_Pnt2d ( toScaleU, toScaleV));
144 aTShape->SetTextureRepeatUV(gp_Pnt2d (toRepeatU, toRepeatV));
145 aTShape->SetTextureOriginUV(gp_Pnt2d ( originU, originV));
147 aTShape->SetDisplayMode(AIS_Shaded);
153 //================================================================
154 // Function : TexturesExt_Presentation::loadShape
155 // loads a shape from a given brep file from data dir into a given TopoDS_Shape object
156 //================================================================
157 Standard_Boolean TexturesExt_Presentation::loadShape(TopoDS_Shape& aShape,
158 TCollection_AsciiString aFileName)
160 // create a TopoDS_Shape -> read from a brep file
161 CString anOCCTDataPathValue;
162 anOCCTDataPathValue.GetEnvironmentVariable(L"CSF_OCCTDataPath");
163 CString initfile = (anOCCTDataPathValue + L"\\occ\\" + aFileName.ToCString());
165 std::filebuf aFileBuf;
166 std::istream aStream (&aFileBuf);
167 if (!aFileBuf.open (initfile, std::ios::in))
169 initfile += L" was not found. The sample can not be shown.";
170 getDocument()->UpdateResultMessageDlg ("Textured Shape", initfile);
171 return Standard_False;
175 BRepTools::Read (aShape, aStream, aBld);
178 initfile += " is invalid. The sample can not be shown.";
179 getDocument()->UpdateResultMessageDlg ("Textured Shape", initfile);
180 return Standard_False;
183 return Standard_True;
186 //================================================================
187 // Function : lightsOnOff
188 // Purpose : 6 lights are used for a brighter demonstration of textured shapes
189 // call lightsOnOff(false) before showing normal shape
190 // call lightsOnOff(true) before showing textured shape
191 //================================================================
192 void TexturesExt_Presentation::lightsOnOff(Standard_Boolean isOn)
194 static Handle(V3d_Light) aLight1 = new V3d_DirectionalLight(V3d_XnegYposZneg);
195 static Handle(V3d_Light) aLight2 = new V3d_DirectionalLight(V3d_XnegYnegZpos);
196 static Handle(V3d_Light) aLight3 = new V3d_DirectionalLight(V3d_XposYnegZpos);
197 static Handle(V3d_Light) aLight4 = new V3d_DirectionalLight(V3d_XnegYnegZneg);
198 static Handle(V3d_Light) aLight5 = new V3d_DirectionalLight(V3d_XnegYposZpos);
199 static Handle(V3d_Light) aLight6 = new V3d_DirectionalLight(V3d_XposYposZpos);
203 getViewer()->SetLightOn(aLight1);
204 getViewer()->SetLightOn(aLight2);
205 getViewer()->SetLightOn(aLight3);
206 getViewer()->SetLightOn(aLight4);
207 getViewer()->SetLightOn(aLight5);
208 getViewer()->SetLightOn(aLight6);
212 getViewer()->SetLightOff(aLight1);
213 getViewer()->SetLightOff(aLight2);
214 getViewer()->SetLightOff(aLight3);
215 getViewer()->SetLightOff(aLight4);
216 getViewer()->SetLightOff(aLight5);
217 getViewer()->SetLightOff(aLight6);
221 //================================================================
222 // Function : TexturesExt_Presentation::sampleBottle
224 //================================================================
225 void TexturesExt_Presentation::sampleBottle()
228 if (!loadShape(aShape, "bottle.brep"))
231 // resize and move the shape to the center of the viewer
232 gp_Trsf aTrsf1, aTrsf2;
233 aTrsf1.SetScale(gp_Pnt(0,0,0), 0.8);
234 aTrsf2.SetTranslation(gp_Pnt(0,0,0),gp_Pnt(0,0,-20));
235 aTrsf1.Multiply(aTrsf2);
236 BRepBuilderAPI_Transform Transformer(aTrsf1);
237 Transformer.Perform(aShape);
238 aShape = Transformer.Shape();
240 TopTools_IndexedMapOfShape aFaces;
241 TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
243 // display original shape in shaded display mode
244 Handle(AIS_Shape) aShapeIO = drawShape(aShape, Graphic3d_NOM_BRASS, Standard_False);
245 getAISContext()->SetDisplayMode(aShapeIO, AIS_Shaded, Standard_False);
246 // Set increased polygon offset for the main shape to avoid depth collision with textured faces
247 aShapeIO->SetPolygonOffsets(Aspect_POM_Fill, 1.5, 0.5);
250 Handle(AIS_Shape) aTFace1 = Texturize(aFaces(16), "carrelage1.gif", 1, 1, 3, 2);
253 Handle(AIS_Shape) aTFace2 = Texturize(aFaces(21), "carrelage1.gif", 1, 1, 3, 2);
256 getViewer()->Update();
260 //================================================================
261 // Function : TexturesExt_Presentation::sampleLand
263 //================================================================
264 void TexturesExt_Presentation::sampleTerrain()
267 if (!loadShape(aShape, "terrain.brep"))
270 // a part of the landscape is textured
271 TopTools_IndexedMapOfShape aFaces;
272 TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
274 // TopLoc_Location aLoc;
275 // Handle(Geom_Surface) aSur = BRep_Tool::Surface(TopoDS::Face(aFaces(1)), aLoc);
276 // Standard_Real u1,u2,v1,v2;
277 // aSur->Bounds(u1,u2,v1,v2);
278 // gp_Pnt aPnt = aSur->Value(u1, v1);
279 gp_Pnt aPnt(82100,80300,10940);// point at u1,v1
280 // resize and move the shape to the center of the viewer
283 gp_Ax3 New(gp_Pnt(-30,-30, 0),gp_Dir(0,0,1));
284 gp_Ax3 aCurrent(aPnt,gp_Dir(0,0,1));
285 aMoveTrsf.SetDisplacement(aCurrent, New);
288 aScaleTrsf.SetScale(aPnt,0.0075);
290 BRepBuilderAPI_Transform aTransform(aMoveTrsf*aScaleTrsf);
292 aTransform.Perform(aFaces(1));
295 getAISContext()->Display (Texturize (aShape, "terrain.gif"), Standard_True);
299 //================================================================
300 // Function : moveScale
301 // Purpose : move a shape a little left and scale it to 15%.
302 //================================================================
303 static void moveScale(TopoDS_Shape& aShape)
306 gp_Ax3 New(gp_Pnt(-30,-30, -10),gp_Dir(0,0,1));
307 gp_Ax3 Current(gp_Pnt(0,0,0),gp_Dir(0,0,1));
308 aMoveTrsf.SetDisplacement(Current, New);
311 aScaleTrsf.SetScale(gp_Pnt(0,0,0),0.15);
313 BRepBuilderAPI_Transform aTransform(aMoveTrsf*aScaleTrsf);
315 aTransform.Perform(aShape);
319 //================================================================
320 // Function : TexturesExt_Presentation::sampleKitchen
321 // Purpose : kitchen with texturized items in it.
322 //================================================================
323 void TexturesExt_Presentation::sampleKitchen()
327 if (!loadShape(aShape, "Room.brep"))
331 gp_Ax3 NewCoordSystem (gp_Pnt(-1,-1, -1),gp_Dir(0,0,1));
332 gp_Ax3 CurrentCoordSystem(gp_Pnt(0,0,0),gp_Dir(0,0,1));
333 aTrsf.SetDisplacement(CurrentCoordSystem, NewCoordSystem);
334 aShape.Location(TopLoc_Location(aTrsf));
338 // draw kitchen room whithout one wall (to better see the insides)
339 TopTools_IndexedMapOfShape aFaces;
340 TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
341 Standard_Integer nbFaces = aFaces.Extent();
343 // create a wooden kitchen floor
344 // the floor's face will be textured with texture from chataignier.gif
345 DISP(Texturize(aFaces(5),"plancher.gif",1,1,2,1));
347 // texturize other faces of the room with texture from wallpaper.gif (walls)
348 DISP(Texturize(aFaces(1),"wallpaper.gif",1,1,8,6));
349 DISP(Texturize(aFaces(3),"wallpaper.gif",1,1,8,6));
350 DISP(Texturize(aFaces(4),"wallpaper.gif",1,1,8,6));
352 // DISP(drawShape(aFaces(1), Quantity_NOC_LIGHTPINK, Standard_False));
353 // DISP(drawShape(aFaces(3), Quantity_NOC_LIGHTPINK, Standard_False));
354 // DISP(drawShape(aFaces(4), Quantity_NOC_LIGHTPINK, Standard_False));
356 // texturize furniture items with "wooden" texture
357 if (loadShape(aShape, "MODERN_Table_1.brep"))
360 DISP(Texturize(aShape, "chataignier.gif"));
362 if (loadShape(aShape, "MODERN_Chair_1.brep"))
365 DISP(Texturize(aShape, "chataignier.gif"));
367 if (loadShape(aShape, "MODERN_Cooker_1.brep"))
372 TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
373 nbFaces = aFaces.Extent();
375 for (Standard_Integer i = 1; i <= nbFaces; i++)
378 DISP(drawShape(aFaces(i), Graphic3d_NOM_STEEL, Standard_False));
380 DISP(drawShape(aFaces(i), Graphic3d_NOM_ALUMINIUM, Standard_False));
382 DISP(Texturize(aFaces(i), "cookerplate.gif"));
384 DISP(Texturize(aFaces(i), "chataignier.gif"));
387 if (loadShape(aShape, "MODERN_Cooker_1_opened.brep"))
390 DISP(Texturize(aShape, "chataignier.gif"));
392 if (loadShape(aShape, "MODERN_Exhaust_1.brep"))
395 DISP(drawShape(aShape, Graphic3d_NOM_STONE, Standard_False));
397 if (loadShape(aShape, "MODERN_MVCooker_1.brep"))
400 DISP(drawShape(aShape, Graphic3d_NOM_SILVER, Standard_False));
402 if (loadShape(aShape, "MODERN_MVCooker_1_opened.brep"))
405 DISP(drawShape(aShape, Graphic3d_NOM_SILVER, Standard_False));
407 if (loadShape(aShape, "MODERN_Sink_1.brep"))
412 TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
413 nbFaces = aFaces.Extent();
415 for (Standard_Integer i = 1; i <= nbFaces; i++)
418 DISP(drawShape(aFaces(i), Graphic3d_NOM_ALUMINIUM, Standard_False));
420 DISP(Texturize(aFaces(i), "cookerplate.gif"));
422 DISP(Texturize(aFaces(i), "chataignier.gif"));
425 if (loadShape(aShape, "MODERN_Sink_1_opened.brep"))
428 DISP(Texturize(aShape, "chataignier.gif"));
430 if (loadShape(aShape, "MODERN_Refrigerator_1.brep"))
433 DISP(drawShape(aShape, Graphic3d_NOM_CHROME, Standard_False));
435 if (loadShape(aShape, "MODERN_Refrigerator_1_opened.brep"))
438 DISP(drawShape(aShape, Graphic3d_NOM_CHROME, Standard_False));
441 getViewer()->Update();