+++ /dev/null
-// Transform_Presentation.cpp: implementation of the Transform_Presentation class.
-// Transform shapes: apply gp_Trsf or gp_GTrsf transformation
-////////////////////////////////////////////////////////////////////////////
-
-#include "stdafx.h"
-#include "Transform_Presentation.h"
-#include <BRep_Builder.hxx>
-#include <BRepTools.hxx>
-#include <BRepBuilderAPI_Transform.hxx>
-#include <AIS_Axis.hxx>
-#include <Geom_Axis1Placement.hxx>
-#include <Geom_Line.hxx>
-#include <Geom_Circle.hxx>
-#include <Geom_TrimmedCurve.hxx>
-#include <Prs3d_Drawer.hxx>
-#include <Prs3d_ArrowAspect.hxx>
-#include <Geom_Plane.hxx>
-#include <Geom_RectangularTrimmedSurface.hxx>
-#include <gp_GTrsf.hxx>
-#include <BRepBuilderAPI_GTransform.hxx>
-
-
-#ifdef WNT
- #define EOL "\r\n"
- #define DELIM "\\"
-#else
- #define EOL "\n"
- #define DELIM "/"
-#endif
-
-// Initialization of global variable with an instance of this class
-OCCDemo_Presentation* OCCDemo_Presentation::Current = new Transform_Presentation;
-
-// Initialization of array of samples
-const Transform_Presentation::PSampleFuncType Transform_Presentation::SampleFuncs[] =
-{
- &Transform_Presentation::sample1,
- &Transform_Presentation::sample2
-};
-
-//////////////////////////////////////////////////////////////////////
-// Construction/Destruction
-//////////////////////////////////////////////////////////////////////
-
-Transform_Presentation::Transform_Presentation()
-{
- myNbSamples = sizeof(SampleFuncs)/sizeof(PSampleFuncType);
- setName ("Transform shapes");
-}
-
-//////////////////////////////////////////////////////////////////////
-// Sample execution
-//////////////////////////////////////////////////////////////////////
-
-void Transform_Presentation::DoSample()
-{
- getAISContext()->EraseAll();
- if (myIndex >=0 && myIndex < myNbSamples)
- (this->*SampleFuncs[myIndex])();
-}
-
-//////////////////////////////////////////////////////////////////////
-// Auxiliary functions
-//////////////////////////////////////////////////////////////////////
-
-Standard_Boolean Transform_Presentation::readShape(const Standard_CString theFileName,
- TopoDS_Shape& theShape)
-{
- theShape.Nullify();
- TCollection_AsciiString aPath;
- aPath = aPath + GetDataDir() + DELIM + theFileName;
- BRep_Builder aBld;
- Standard_Boolean isRead = BRepTools::Read (theShape, aPath.ToCString(), aBld);
- if (!isRead)
- {
- aPath = aPath + " is not found";
- setResultText(aPath.ToCString());
- }
- return isRead;
-}
-
-// apply standard transformation and get transformed shape
-static TopoDS_Shape Transform(const TopoDS_Shape& aShape, const gp_Trsf& aTrsf)
-{
- BRepBuilderAPI_Transform aTransform(aTrsf);
- Standard_Boolean toCopy = Standard_False; // share entities if possible
- aTransform.Perform(aShape, toCopy);
- if (aTransform.IsDone())
- return aTransform.Shape();
- return TopoDS_Shape();
-}
-
-// apply general transformation and get transformed shape
-static TopoDS_Shape GTransform(const TopoDS_Shape& aShape, const gp_GTrsf& aTrsf)
-{
- BRepBuilderAPI_GTransform aTransform(aTrsf);
- Standard_Boolean toCopy = Standard_False; // share entities if possible
- aTransform.Perform(aShape, toCopy);
- if (aTransform.IsDone())
- return aTransform.Shape();
- return TopoDS_Shape();
-}
-
-//////////////////////////////////////////////////////////////////////
-// Sample functions
-//////////////////////////////////////////////////////////////////////
-
-void Transform_Presentation::sample1()
-{
- SetViewScale(4);
- setResultTitle ("Standard transformations");
-
- // define initial shape
- static TopoDS_Shape aShape;
- TopoDS_Shape aNewShape;
- if (aShape.IsNull() && !readShape("shape1.brep",aShape))
- return;
-
- TCollection_AsciiString aText;
- aText +=
- "// Apply standard transformation and get transformed shape" EOL
- "TopoDS_Shape Transform(const TopoDS_Shape& aShape, const gp_Trsf& aTrsf)" EOL
- "{" EOL
- " BRepBuilderAPI_Transform aTransform(aTrsf);" EOL
- " Standard_Boolean toCopy = Standard_False; // share entities if possible" EOL
- " aTransform.Perform(aShape, toCopy);" EOL
- " if (aTransform.IsDone())" EOL
- " return aTransform.Shape();" EOL
- " return TopoDS_Shape();" EOL
- "}" EOL EOL
-
- "// ..." EOL EOL
-
- " // define initial shape and shape used for result" EOL
- " TopoDS_Shape aShape, aNewShape;" EOL
- " // aShape = ... ;" EOL EOL
-
- " // create standard transformation" EOL
- " gp_Trsf aTrsf;" EOL EOL
-
- " // define translation" EOL
- " Standard_Real dx=-80, dy=-60, dz=-50;" EOL
- " gp_Vec aVec(dx,dy,dz);" EOL
- " aTrsf.SetTranslation(aVec);" EOL EOL
-
- " aNewShape = Transform(aShape, aTrsf);" EOL EOL
-
- " // add rotation" EOL
- " gp_Trsf aRotTrsf;" EOL
- " gp_Pnt ax1Pnt(dx,dy,dz);" EOL
- " gp_Dir ax1Dir(0,0,1);" EOL
- " gp_Ax1 ax1 (ax1Pnt,ax1Dir);" EOL
- " Standard_Real angle = 60. * PI / 180;" EOL
- " aRotTrsf.SetRotation(ax1, angle);" EOL
- " aTrsf = aRotTrsf * aTrsf;" EOL EOL
-
- " aNewShape = Transform(aShape, aTrsf);" EOL EOL
-
- " // add scaling" EOL
- " gp_Trsf aScaleTrsf;" EOL
- " gp_Pnt scalePnt = ax1Pnt;" EOL
- " Standard_Real scaleFactor = 0.6;" EOL
- " aScaleTrsf.SetScale(scalePnt, scaleFactor);" EOL
- " aTrsf = aScaleTrsf * aTrsf;" EOL EOL
-
- " aNewShape = Transform(aShape, aTrsf);" EOL EOL
-
- " // add point mirror" EOL
- " gp_Trsf aMir1Trsf;" EOL
- " gp_Pnt mirPnt(dx/4,dy/4,dz/4);" EOL
- " aMir1Trsf.SetMirror(mirPnt);" EOL
- " aTrsf = aMir1Trsf * aTrsf;" EOL EOL
-
- " aNewShape = Transform(aShape, aTrsf);" EOL EOL
-
- " // add axial mirror" EOL
- " gp_Trsf aMir2Trsf;" EOL
- " gp_Ax1 mirAx1(gp_Pnt(0,0,0),gp_Dir(0,0,1));" EOL
- " aMir2Trsf.SetMirror(mirAx1);" EOL
- " aTrsf = aMir2Trsf * aTrsf;" EOL EOL
-
- " aNewShape = Transform(aShape, aTrsf);" EOL EOL
-
- " // add planar mirror" EOL
- " gp_Trsf aMir3Trsf;" EOL
- " gp_Ax2 mirAx2(gp_Pnt(-dx/4,0,0),gp_Dir(1,0,0));" EOL
- " aMir3Trsf.SetMirror(mirAx2);" EOL
- " aTrsf = aMir3Trsf * aTrsf;" EOL EOL
-
- " aNewShape = Transform(aShape, aTrsf);" EOL EOL;
- setResultText(aText.ToCString());
-
- Handle(AIS_InteractiveObject) aIShape = drawShape (aShape);
- if (WAIT_A_SECOND) return;
-
- // create standard transformation
- gp_Trsf aTrsf;
-
- // define translation
- Standard_Real dx=-80, dy=-60, dz=-50;
- gp_Vec aVec(dx,dy,dz);
- aTrsf.SetTranslation(aVec);
-
- Handle(AIS_InteractiveObject) aIVec = drawVector(gp::Origin(),aVec,Quantity_NOC_WHITE);
- if (WAIT_A_LITTLE) return;
-
- aNewShape = Transform(aShape, aTrsf);
-
- if (aNewShape.IsNull())
- {
- aText += EOL "Error: transformation failure" EOL;
- setResultText(aText.ToCString());
- return;
- }
- Handle(AIS_InteractiveObject) oldObj = aIShape;
- aIShape = drawShape (aNewShape);
- getAISContext()->Erase(oldObj);
- if (WAIT_A_SECOND) return;
- getAISContext()->Erase(aIVec);
-
- // add rotation
- gp_Trsf aRotTrsf;
- gp_Pnt ax1Pnt(dx,dy,dz);
- gp_Dir ax1Dir(0,0,1);
- gp_Ax1 ax1 (ax1Pnt,ax1Dir);
- Standard_Real angle = 60. * PI / 180;
- aRotTrsf.SetRotation(ax1, angle);
- aTrsf = aRotTrsf * aTrsf;
-
- Handle(AIS_InteractiveObject) aIAx1 = drawCurve(new Geom_Line(ax1),Quantity_NOC_WHITE);
- gp_Ax2 ax2(ax1Pnt.Translated(gp_Vec(0,0,70)),ax1Dir);
- Handle(Geom_Curve) aCirc = new Geom_TrimmedCurve(new Geom_Circle(ax2,20),0,angle);
- Handle(AIS_InteractiveObject) aICirc = drawCurve(aCirc,Quantity_NOC_WHITE,Standard_False);
- Handle(Prs3d_Drawer) aDrawer = new Prs3d_Drawer;
- aDrawer->Link()->SetLineArrowDraw(Standard_True);
- aDrawer->Link()->ArrowAspect()->SetLength(2);
- getAISContext()->SetLocalAttributes (aICirc, aDrawer);
- getAISContext()->Display (aICirc);
- if (WAIT_A_LITTLE) return;
-
- aNewShape = Transform(aShape, aTrsf);
-
- if (aNewShape.IsNull())
- {
- aText += EOL "Error: transformation failure" EOL;
- setResultText(aText.ToCString());
- return;
- }
- oldObj = aIShape;
- aIShape = drawShape (aNewShape);
- getAISContext()->Erase(oldObj);
- if (WAIT_A_SECOND) return;
- getAISContext()->Erase(aIAx1);
- getAISContext()->Erase(aICirc);
-
- // add scaling
- gp_Trsf aScaleTrsf;
- gp_Pnt scalePnt = ax1Pnt;
- Standard_Real scaleFactor = 0.6;
- aScaleTrsf.SetScale(scalePnt, scaleFactor);
- aTrsf = aScaleTrsf * aTrsf;
-
- Handle(AIS_InteractiveObject) aIPnt = drawPoint(scalePnt, Quantity_NOC_WHITE);
- if (WAIT_A_LITTLE) return;
-
- aNewShape = Transform(aShape, aTrsf);
-
- if (aNewShape.IsNull())
- {
- aText += EOL "Error: transformation failure" EOL;
- setResultText(aText.ToCString());
- return;
- }
- oldObj = aIShape;
- aIShape = drawShape (aNewShape);
- getAISContext()->Erase(oldObj);
- if (WAIT_A_SECOND) return;
- getAISContext()->Erase(aIPnt);
-
- // add point mirror
- gp_Trsf aMir1Trsf;
- gp_Pnt mirPnt(dx/4,dy/4,dz/4);
- aMir1Trsf.SetMirror(mirPnt);
- aTrsf = aMir1Trsf * aTrsf;
-
- aIPnt = drawPoint(mirPnt, Quantity_NOC_WHITE);
- if (WAIT_A_LITTLE) return;
-
- aNewShape = Transform(aShape, aTrsf);
-
- if (aNewShape.IsNull())
- {
- aText += EOL "Error: transformation failure" EOL;
- setResultText(aText.ToCString());
- return;
- }
- oldObj = aIShape;
- aIShape = drawShape (aNewShape);
- getAISContext()->Erase(oldObj);
- if (WAIT_A_SECOND) return;
- getAISContext()->Erase(aIPnt);
-
- // add axial mirror
- gp_Trsf aMir2Trsf;
- gp_Ax1 mirAx1(gp_Pnt(0,0,0),gp_Dir(0,0,1));
- aMir2Trsf.SetMirror(mirAx1);
- aTrsf = aMir2Trsf * aTrsf;
-
- aIAx1 = drawCurve(new Geom_Line(mirAx1),Quantity_NOC_WHITE);
- if (WAIT_A_LITTLE) return;
-
- aNewShape = Transform(aShape, aTrsf);
-
- if (aNewShape.IsNull())
- {
- aText += EOL "Error: transformation failure" EOL;
- setResultText(aText.ToCString());
- return;
- }
- oldObj = aIShape;
- aIShape = drawShape (aNewShape);
- getAISContext()->Erase(oldObj);
- if (WAIT_A_SECOND) return;
- getAISContext()->Erase(aIAx1);
-
- // add planar mirror
- gp_Trsf aMir3Trsf;
- gp_Ax2 mirAx2(gp_Pnt(-dx/4,0,0),gp_Dir(1,0,0));
- aMir3Trsf.SetMirror(mirAx2);
- aTrsf = aMir3Trsf * aTrsf;
-
- Handle(AIS_InteractiveObject) aIAx2 = drawSurface(
- new Geom_RectangularTrimmedSurface(new Geom_Plane(mirAx2),-50.,50.,-50.,50.),
- Quantity_NOC_WHITE);
- if (WAIT_A_LITTLE) return;
-
- aNewShape = Transform(aShape, aTrsf);
-
- if (aNewShape.IsNull())
- {
- aText += EOL "Error: transformation failure" EOL;
- setResultText(aText.ToCString());
- return;
- }
- oldObj = aIShape;
- aIShape = drawShape (aNewShape);
- getAISContext()->Erase(oldObj);
- if (WAIT_A_SECOND) return;
- getAISContext()->Erase(aIAx2);
-}
-
-void Transform_Presentation::sample2()
-{
- ResetView();
- SetViewCenter(219.25218771377, 60.449092616063);
- SetViewScale(3.4554379699768);
-
- setResultTitle ("General transformations");
-
- // define initial shape
- static TopoDS_Shape aShape;
- TopoDS_Shape aNewShape;
- if (aShape.IsNull() && !readShape("Pump_Nut.brep",aShape))
- return;
-
- TCollection_AsciiString aText;
- aText +=
- "// Apply general transformation and get transformed shape" EOL
- "TopoDS_Shape GTransform(const TopoDS_Shape& aShape, const gp_GTrsf& aTrsf)" EOL
- "{" EOL
- " BRepBuilderAPI_GTransform aTransform(aTrsf);" EOL
- " Standard_Boolean toCopy = Standard_False; // share entities if possible" EOL
- " aTransform.Perform(aShape, toCopy);" EOL
- " if (aTransform.IsDone())" EOL
- " return aTransform.Shape();" EOL
- " return TopoDS_Shape();" EOL
- "}" EOL EOL
-
- "// ..." EOL EOL
-
- " // define initial shape and shape used for result" EOL
- " TopoDS_Shape aShape, aNewShape;" EOL
- " // aShape = ... ;" EOL EOL
-
- " // create general transformation" EOL
- " gp_GTrsf aTrsf;" EOL EOL
-
- " // define affinity respect to line" EOL
- " gp_Ax1 ax1(gp_Pnt(81,280,0),gp_Dir(0,1,0));" EOL
- " Standard_Real ratio = 2;" EOL
- " aTrsf.SetAffinity(ax1, ratio);" EOL EOL
-
- " aNewShape = GTransform(aShape, aTrsf);" EOL EOL
-
- " // add affinity respect to plane" EOL
- " gp_GTrsf aTrsf1;" EOL
- " gp_Ax2 ax2(gp_Pnt(81,280,0),gp_Dir(0,1,0));" EOL
- " ratio = 8;" EOL
- " aTrsf1.SetAffinity(ax2, ratio);" EOL
- " aTrsf = aTrsf1 * aTrsf;" EOL EOL
-
- " aNewShape = GTransform(aShape, aTrsf);" EOL EOL;
- setResultText(aText.ToCString());
-
- Handle(AIS_InteractiveObject) aIShape = drawShape (aShape);
- if (WAIT_A_SECOND) return;
-
- // create general transformation
- gp_GTrsf aTrsf;
-
- // define affinity respect to line
- gp_Ax1 ax1(gp_Pnt(81,280,0),gp_Dir(0,1,0));
- Standard_Real ratio = 2;
- aTrsf.SetAffinity(ax1, ratio);
-
- Handle(AIS_InteractiveObject) aIAx1 = drawCurve(new Geom_Line(ax1),Quantity_NOC_WHITE);
- if (WAIT_A_LITTLE) return;
-
- aNewShape = GTransform(aShape, aTrsf);
-
- if (aNewShape.IsNull())
- {
- aText += EOL "Error: transformation failure" EOL;
- setResultText(aText.ToCString());
- return;
- }
- Handle(AIS_InteractiveObject) oldObj = aIShape;
- aIShape = drawShape (aNewShape);
- getAISContext()->Erase(oldObj);
- if (WAIT_A_SECOND) return;
- getAISContext()->Erase(aIAx1);
-
- // add affinity respect to plane
- gp_GTrsf aTrsf1;
- gp_Ax2 ax2(gp_Pnt(81,280,0),gp_Dir(0,1,0));
- ratio = 8;
- aTrsf1.SetAffinity(ax2, ratio);
- aTrsf.PreMultiply(aTrsf1);
-
- Handle(AIS_InteractiveObject) aIAx2 = drawSurface(
- new Geom_RectangularTrimmedSurface(new Geom_Plane(ax2),-100.,100.,-100.,100.),
- Quantity_NOC_WHITE);
- if (WAIT_A_LITTLE) return;
-
- aNewShape = GTransform(aShape, aTrsf);
-
- if (aNewShape.IsNull())
- {
- aText += EOL "Error: transformation failure" EOL;
- setResultText(aText.ToCString());
- return;
- }
- oldObj = aIShape;
- aIShape = drawShape (aNewShape);
- getAISContext()->Erase(oldObj);
- if (WAIT_A_SECOND) return;
- getAISContext()->Erase(aIAx2);
-}
projects / occt.git / blobdiff