mirror of
https://git.dev.opencascade.org/repos/occt.git
synced 2025-04-04 18:06:22 +03:00
3554ea68da
- Update of mfc samples - Adjustment of test cases - Update of CSharp sample (lost button added) - Corrected paths to data files in 07_Triangulation mfc sample - Update of overview (Requirements section) - Update of upgrade guide (changes in modeling algorithms)
455 lines
16 KiB
C++
Executable File
455 lines
16 KiB
C++
Executable File
// TexturesExt_Presentation.cpp: implementation of the TexturesExt_Presentation class.
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// Creation of textural presentation of shape
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//////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include "TexturesExt_Presentation.h"
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#include "Viewer3dApp.h"
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#include <TopExp.hxx>
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#include <TopTools_IndexedMapOfShape.hxx>
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#include <BRepBuilderAPI_MakeFace.hxx>
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#include <AIS_TexturedShape.hxx>
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#include <BRepTools.hxx>
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#include <Graphic3d_Texture2D.hxx>
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#include <BRep_Tool.hxx>
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#include <TopoDS.hxx>
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#include <BRepBuilderAPI_Transform.hxx>
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#include <BRep_Builder.hxx>
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#include <BRepTools.hxx>
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#include <Geom_Surface.hxx>
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#include <TopoDS_Face.hxx>
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#include <V3d_DirectionalLight.hxx>
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#define DISP(OBJ) getAISContext()->Display((OBJ), Standard_False)
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// Initialization of global variable with an instance of this class
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OCCDemo_Presentation* OCCDemo_Presentation::Current = new TexturesExt_Presentation;
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// Initialization of array of samples
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const TexturesExt_Presentation::PSampleFuncType TexturesExt_Presentation::SampleFuncs[] =
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{
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&TexturesExt_Presentation::sampleBottle,
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&TexturesExt_Presentation::sampleTerrain,
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&TexturesExt_Presentation::sampleKitchen
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};
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#define EOL "\r\n"
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#define ZVIEW_SIZE 100
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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TexturesExt_Presentation::TexturesExt_Presentation()
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{
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myNbSamples = sizeof(SampleFuncs)/sizeof(PSampleFuncType);
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setName ("Textured Shapes");
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}
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//////////////////////////////////////////////////////////////////////
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// Sample execution
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//////////////////////////////////////////////////////////////////////
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void TexturesExt_Presentation::DoSample()
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{
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((CViewer3dApp*) AfxGetApp())->SetSampleName (L"Viewer3d");
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((CViewer3dApp*) AfxGetApp())->SetSamplePath (L"..\\..\\04_Viewer3d");
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getAISContext()->EraseAll();
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if (myIndex >=0 && myIndex < myNbSamples)
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{
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// turn lights on for terrain sample
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lightsOnOff(myIndex==1);
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(this->*SampleFuncs[myIndex])();
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}
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}
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void TexturesExt_Presentation::Init()
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{
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// initialize v3d_view so it displays TexturesExt well
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getViewer()->InitActiveViews();
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Handle(V3d_View) aView = getViewer()->ActiveView();
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aView->SetSurfaceDetail(V3d_TEX_ALL);
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aView->SetSize(ZVIEW_SIZE);
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// getDocument()->UpdateResultMessageDlg("Textured Shape",
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TCollection_AsciiString Message ("Textured Shape",
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" TopoDS_Shape aShape;" EOL
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"" EOL
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" // initialize aShape" EOL
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" // aShape = ..." EOL
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"" EOL
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" // create a textured presentation object for aShape" EOL
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" Handle(AIS_TexturedShape) aTShape = new AIS_TexturedShape(aShape);" EOL
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"" EOL
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" TCollection_AsciiString aTFileName;" EOL
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"" EOL
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" // initialize aTFileName with an existing texture file name" EOL
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" // (gif, bmp, xwd, rgb, and other formats are supported)" EOL
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" // OR with an integer value string (max = Graphic3d_Texture2D::NumberOfTexturesExt())" EOL
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" // which will indicate use of predefined texture of this number" EOL
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" // aTFileName = ..." EOL
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"" EOL
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" aTShape->SetTextureFileName(aTFileName);" EOL
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"" EOL
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" // do other initialization of AIS_TexturedShape" EOL
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" Standard_Real nRepeat;" EOL
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" Standard_Boolean toRepeat;" EOL
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" Standard_Boolean toScale;" EOL
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" // initialize aRepeat, toRepeat, toScale ..." EOL
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"" EOL
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" aTShape->SetTextureMapOn();" EOL
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" aTShape->SetTextureRepeat(toRepeat, nRepeat, nRepeat);" EOL
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" aTShape->SetTexturesExtcale(toScale);" EOL
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" " EOL
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" // mode 3 is \"textured\" mode of AIS_TexturedShape, " EOL
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" // other modes will display the \"normal\", non-textured shape," EOL
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" // in wireframe(1) or shaded(2) modes correspondingly" EOL
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" aTShape->SetDisplayMode(3); " EOL
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"" EOL
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" // V3d_TEX_ALL constant must be set as surface detail" EOL
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" // for current view to see AIS_TexturedShape" EOL
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" myCurrentView->SetSurfaceDetail(V3d_TEX_ALL);" EOL);
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// CString text(Message.ToCString());
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getDocument()->ClearDialog();
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getDocument()->SetDialogTitle("Change face color");
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getDocument()->AddTextInDialog(Message);
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}
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//////////////////////////////////////////////////////////////////////
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// Sample functions
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//////////////////////////////////////////////////////////////////////
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//================================================================
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// Function : TexturesExt_Presentation::Texturize
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// display an AIS_TexturedShape based on a given shape with texture with given filename
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// filename can also be an integer value ("2", "5", etc.), in this case
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// a predefined texture from Graphic3d_NameOfTexture2D with number = this value
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// is loaded.
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//================================================================
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Handle(AIS_TexturedShape) TexturesExt_Presentation::Texturize(const TopoDS_Shape& aShape,
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TCollection_AsciiString aTFileName,
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Standard_Real toScaleU,
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Standard_Real toScaleV,
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Standard_Real toRepeatU,
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Standard_Real toRepeatV,
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Standard_Real originU,
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Standard_Real originV)
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{
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// create a textured presentation object for aShape
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Handle(AIS_TexturedShape) aTShape = new AIS_TexturedShape(aShape);
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TCollection_AsciiString TFileName;
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// load texture from file if it is not an integer value
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// integer value indicates a number of texture in predefined TexturesExt enumeration
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CString initfile(((OCC_App*) AfxGetApp())->GetInitDataDir());
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initfile += "..\\..\\..\\04_Viewer3d\\Data\\";
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if (!aTFileName.IsIntegerValue())
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{
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initfile += aTFileName.ToCString();
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}
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TCollection_ExtendedString aFileName ((Standard_ExtString )(const wchar_t* )initfile);
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aTShape->SetTextureFileName (TCollection_AsciiString (aFileName, '?'));
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// do other initialization of AIS_TexturedShape
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aTShape->SetTextureMapOn();
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aTShape->SetTextureScale(Standard_True, toScaleU, toScaleV);
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aTShape->SetTextureRepeat(Standard_True, toRepeatU, toRepeatV);
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aTShape->SetTextureOrigin(Standard_True, originU, originV);
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aTShape->SetDisplayMode(3); // mode 3 is "textured" mode
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return aTShape;
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}
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//================================================================
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// Function : TexturesExt_Presentation::loadShape
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// loads a shape from a given brep file from data dir into a given TopoDS_Shape object
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//================================================================
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Standard_Boolean TexturesExt_Presentation::loadShape(TopoDS_Shape& aShape,
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TCollection_AsciiString aFileName)
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{
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// create a TopoDS_Shape -> read from a brep file
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CString initfile(((OCC_App*) AfxGetApp())->GetInitDataDir());
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initfile += "..\\..\\..\\04_Viewer3d\\Data\\";
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initfile += aFileName.ToCString();
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std::filebuf aFileBuf;
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std::istream aStream (&aFileBuf);
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if (!aFileBuf.open (initfile, ios::in))
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{
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initfile += L" was not found. The sample can not be shown.";
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getDocument()->UpdateResultMessageDlg ("Textured Shape", initfile);
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return Standard_False;
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}
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BRep_Builder aBld;
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BRepTools::Read (aShape, aStream, aBld);
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if (aShape.IsNull())
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{
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initfile += " is invalid. The sample can not be shown.";
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getDocument()->UpdateResultMessageDlg ("Textured Shape", initfile);
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return Standard_False;
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}
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return Standard_True;
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}
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//================================================================
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// Function : lightsOnOff
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// Purpose : 6 lights are used for a brighter demonstration of textured shapes
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// call lightsOnOff(false) before showing normal shape
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// call lightsOnOff(true) before showing textured shape
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//================================================================
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void TexturesExt_Presentation::lightsOnOff(Standard_Boolean isOn)
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{
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static Handle(V3d_Light) aLight1 = new V3d_DirectionalLight(getViewer(), V3d_XnegYposZneg);
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static Handle(V3d_Light) aLight2 = new V3d_DirectionalLight(getViewer(), V3d_XnegYnegZpos);
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static Handle(V3d_Light) aLight3 = new V3d_DirectionalLight(getViewer(), V3d_XposYnegZpos);
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static Handle(V3d_Light) aLight4 = new V3d_DirectionalLight(getViewer(), V3d_XnegYnegZneg);
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static Handle(V3d_Light) aLight5 = new V3d_DirectionalLight(getViewer(), V3d_XnegYposZpos);
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static Handle(V3d_Light) aLight6 = new V3d_DirectionalLight(getViewer(), V3d_XposYposZpos);
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if (isOn)
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{
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getViewer()->SetLightOn(aLight1);
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getViewer()->SetLightOn(aLight2);
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getViewer()->SetLightOn(aLight3);
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getViewer()->SetLightOn(aLight4);
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getViewer()->SetLightOn(aLight5);
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getViewer()->SetLightOn(aLight6);
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}
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else
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{
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getViewer()->SetLightOff(aLight1);
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getViewer()->SetLightOff(aLight2);
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getViewer()->SetLightOff(aLight3);
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getViewer()->SetLightOff(aLight4);
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getViewer()->SetLightOff(aLight5);
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getViewer()->SetLightOff(aLight6);
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}
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}
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//================================================================
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// Function : TexturesExt_Presentation::sampleBottle
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// Purpose :
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//================================================================
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void TexturesExt_Presentation::sampleBottle()
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{
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TopoDS_Shape aShape;
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if (!loadShape(aShape, "bottle.brep"))
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return;
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// resize and move the shape to the center of the viewer
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gp_Trsf aTrsf1, aTrsf2;
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aTrsf1.SetScale(gp_Pnt(0,0,0), 0.8);
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aTrsf2.SetTranslation(gp_Pnt(0,0,0),gp_Pnt(0,0,-20));
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aTrsf1.Multiply(aTrsf2);
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BRepBuilderAPI_Transform Transformer(aTrsf1);
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Transformer.Perform(aShape);
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aShape = Transformer.Shape();
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TopTools_IndexedMapOfShape aFaces;
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TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
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// display original shape in shaded display mode
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Handle(AIS_Shape) aShapeIO = drawShape(aShape, Graphic3d_NOM_BRASS, Standard_False);
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getAISContext()->SetDisplayMode(aShapeIO, AIS_Shaded, Standard_False);
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// Set increased polygon offset for the main shape to avoid depth collision with textured faces
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aShapeIO->SetPolygonOffsets(Aspect_POM_Fill, 1.5, 0.5);
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DISP(aShapeIO);
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Handle(AIS_TexturedShape) aTFace1 = Texturize(aFaces(16), "carrelage1.gif", 1, 1, 3, 2);
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DISP(aTFace1);
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Handle(AIS_TexturedShape) aTFace2 = Texturize(aFaces(21), "carrelage1.gif", 1, 1, 3, 2);
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DISP(aTFace2);
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getViewer()->Update();
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}
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//================================================================
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// Function : TexturesExt_Presentation::sampleLand
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// Purpose :
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//================================================================
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void TexturesExt_Presentation::sampleTerrain()
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{
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TopoDS_Shape aShape;
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if (!loadShape(aShape, "terrain.brep"))
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return;
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// a part of the landscape is textured
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TopTools_IndexedMapOfShape aFaces;
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TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
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// TopLoc_Location aLoc;
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// Handle(Geom_Surface) aSur = BRep_Tool::Surface(TopoDS::Face(aFaces(1)), aLoc);
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// Standard_Real u1,u2,v1,v2;
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// aSur->Bounds(u1,u2,v1,v2);
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// gp_Pnt aPnt = aSur->Value(u1, v1);
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gp_Pnt aPnt(82100,80300,10940);// point at u1,v1
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// resize and move the shape to the center of the viewer
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gp_Trsf aMoveTrsf;
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gp_Ax3 New(gp_Pnt(-30,-30, 0),gp_Dir(0,0,1));
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gp_Ax3 Current(aPnt,gp_Dir(0,0,1));
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aMoveTrsf.SetDisplacement(Current, New);
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gp_Trsf aScaleTrsf;
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aScaleTrsf.SetScale(aPnt,0.0075);
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BRepBuilderAPI_Transform aTransform(aMoveTrsf*aScaleTrsf);
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aTransform.Perform(aFaces(1));
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aShape = aTransform;
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getAISContext()->Display(Texturize(aShape, "terrain.gif"));
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}
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//================================================================
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// Function : moveScale
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// Purpose : move a shape a little left and scale it to 15%.
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//================================================================
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static void moveScale(TopoDS_Shape& aShape)
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{
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gp_Trsf aMoveTrsf;
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gp_Ax3 New(gp_Pnt(-30,-30, -10),gp_Dir(0,0,1));
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gp_Ax3 Current(gp_Pnt(0,0,0),gp_Dir(0,0,1));
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aMoveTrsf.SetDisplacement(Current, New);
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gp_Trsf aScaleTrsf;
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aScaleTrsf.SetScale(gp_Pnt(0,0,0),0.15);
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BRepBuilderAPI_Transform aTransform(aMoveTrsf*aScaleTrsf);
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aTransform.Perform(aShape);
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aShape = aTransform;
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}
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//================================================================
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// Function : TexturesExt_Presentation::sampleKitchen
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// Purpose : kitchen with texturized items in it.
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//================================================================
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void TexturesExt_Presentation::sampleKitchen()
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{
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TopoDS_Shape aShape;
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if (!loadShape(aShape, "Kitchen\\Room.brep"))
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return;
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gp_Trsf aTrsf;
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gp_Ax3 NewCoordSystem (gp_Pnt(-1,-1, -1),gp_Dir(0,0,1));
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gp_Ax3 CurrentCoordSystem(gp_Pnt(0,0,0),gp_Dir(0,0,1));
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aTrsf.SetDisplacement(CurrentCoordSystem, NewCoordSystem);
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aShape.Location(TopLoc_Location(aTrsf));
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moveScale(aShape);
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// draw kitchen room whithout one wall (to better see the insides)
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TopTools_IndexedMapOfShape aFaces;
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TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
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Standard_Integer nbFaces = aFaces.Extent();
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// create a wooden kitchen floor
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// the floor's face will be textured with texture from chataignier.gif
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DISP(Texturize(aFaces(5),"plancher.gif",1,1,2,1));
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// texturize other faces of the room with texture from wallpaper.gif (walls)
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DISP(Texturize(aFaces(1),"wallpaper.gif",1,1,8,6));
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DISP(Texturize(aFaces(3),"wallpaper.gif",1,1,8,6));
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DISP(Texturize(aFaces(4),"wallpaper.gif",1,1,8,6));
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// DISP(drawShape(aFaces(1), Quantity_NOC_LIGHTPINK, Standard_False));
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// DISP(drawShape(aFaces(3), Quantity_NOC_LIGHTPINK, Standard_False));
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// DISP(drawShape(aFaces(4), Quantity_NOC_LIGHTPINK, Standard_False));
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// texturize furniture items with "wooden" texture
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if (loadShape(aShape, "Kitchen\\MODERN_Table_1.brep"))
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{
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moveScale(aShape);
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DISP(Texturize(aShape, "chataignier.gif"));
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}
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if (loadShape(aShape, "Kitchen\\MODERN_Chair_1.brep"))
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{
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moveScale(aShape);
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DISP(Texturize(aShape, "chataignier.gif"));
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}
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if (loadShape(aShape, "Kitchen\\MODERN_Cooker_1.brep"))
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{
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moveScale(aShape);
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aFaces.Clear();
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TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
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nbFaces = aFaces.Extent();
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for (Standard_Integer i = 1; i <= nbFaces; i++)
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{
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if (i >= 59)
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DISP(drawShape(aFaces(i), Graphic3d_NOM_STEEL, Standard_False));
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else if (i >= 29)
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DISP(drawShape(aFaces(i), Graphic3d_NOM_ALUMINIUM, Standard_False));
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else if (i == 28)
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DISP(Texturize(aFaces(i), "cookerplate.gif"));
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else
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DISP(Texturize(aFaces(i), "chataignier.gif"));
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}
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}
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if (loadShape(aShape, "Kitchen\\MODERN_Cooker_1_opened.brep"))
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{
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moveScale(aShape);
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DISP(Texturize(aShape, "chataignier.gif"));
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}
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if (loadShape(aShape, "Kitchen\\MODERN_Exhaust_1.brep"))
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{
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moveScale(aShape);
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DISP(drawShape(aShape, Graphic3d_NOM_STONE, Standard_False));
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}
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if (loadShape(aShape, "Kitchen\\MODERN_MVCooker_1.brep"))
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{
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moveScale(aShape);
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DISP(drawShape(aShape, Graphic3d_NOM_SILVER, Standard_False));
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}
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if (loadShape(aShape, "Kitchen\\MODERN_MVCooker_1_opened.brep"))
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{
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moveScale(aShape);
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DISP(drawShape(aShape, Graphic3d_NOM_SILVER, Standard_False));
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}
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if (loadShape(aShape, "Kitchen\\MODERN_Sink_1.brep"))
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{
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moveScale(aShape);
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aFaces.Clear();
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TopExp::MapShapes(aShape, TopAbs_FACE, aFaces);
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nbFaces = aFaces.Extent();
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for (Standard_Integer i = 1; i <= nbFaces; i++)
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{
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if (i < 145)
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DISP(drawShape(aFaces(i), Graphic3d_NOM_ALUMINIUM, Standard_False));
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else if (i == 145)
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DISP(Texturize(aFaces(i), "cookerplate.gif"));
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else
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DISP(Texturize(aFaces(i), "chataignier.gif"));
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}
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}
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if (loadShape(aShape, "Kitchen\\MODERN_Sink_1_opened.brep"))
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{
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moveScale(aShape);
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DISP(Texturize(aShape, "chataignier.gif"));
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}
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if (loadShape(aShape, "Kitchen\\MODERN_Refrigerator_1.brep"))
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{
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moveScale(aShape);
|
|
DISP(drawShape(aShape, Graphic3d_NOM_CHROME, Standard_False));
|
|
}
|
|
if (loadShape(aShape, "Kitchen\\MODERN_Refrigerator_1_opened.brep"))
|
|
{
|
|
moveScale(aShape);
|
|
DISP(drawShape(aShape, Graphic3d_NOM_CHROME, Standard_False));
|
|
}
|
|
|
|
getViewer()->Update();
|
|
} |