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Revert "0033551: Visualization - Add new transform persistence mode to force orthographic projection on object."

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This reverts commit 0141024df595cdc8db3004927ca48c249776603b.
This commit is contained in:
vglukhik 2024-01-15 15:15:41 +00:00 committed by mzernova
parent bc4bd219d6
commit 298ab9d927
20 changed files with 102 additions and 427 deletions
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7
src/Graphic3d/Graphic3d_TransModeFlags.hxx
View File

@ -25,15 +25,8 @@ enum Graphic3d_TransModeFlags
Graphic3d_TMF_TriedronPers = 0x0020, //!< object behaves like trihedron - it is fixed at the corner of view and does not resizing (but rotating)
Graphic3d_TMF_2d = 0x0040, //!< object is defined in 2D screen coordinates (pixels) and does not resize, pan and rotate
Graphic3d_TMF_CameraPers = 0x0080, //!< object is in front of the camera
Graphic3d_TMF_OrthoPers = 0x0100, //!< object is forced to be rendered with orthographic projection.
Graphic3d_TMF_ZoomRotatePers = Graphic3d_TMF_ZoomPers
| Graphic3d_TMF_RotatePers //!< object doesn't resize and rotate
};
//! Bitwise OR operator for transform persistence mode flags. Be aware that some flags combinations are not valid.
inline Graphic3d_TransModeFlags operator| (Graphic3d_TransModeFlags a, Graphic3d_TransModeFlags b)
{
return static_cast<Graphic3d_TransModeFlags> (static_cast<uint32_t> (a) | static_cast<uint32_t> (b));
}
#endif

119
src/Graphic3d/Graphic3d_TransformPers.hxx
View File

@ -58,12 +58,6 @@ public:
return (theMode & (Graphic3d_TMF_TriedronPers | Graphic3d_TMF_2d)) != 0;
}
//! Return true if specified mode is orthographic projection transformation persistence.
static Standard_Boolean IsOrthoPers (Graphic3d_TransModeFlags theMode)
{
return (theMode & Graphic3d_TMF_OrthoPers) != 0;
}
public:
//! Set transformation persistence.
@ -116,9 +110,6 @@ public:
//! Return true for Graphic3d_TMF_TriedronPers and Graphic3d_TMF_2d modes.
Standard_Boolean IsTrihedronOr2d() const { return IsTrihedronOr2d (myMode); }
//! Return true for Graphic3d_TMF_OrthoPers mode.
Standard_Boolean IsOrthoPers () const { return IsOrthoPers (myMode); }
//! Transformation persistence mode flags.
Graphic3d_TransModeFlags Mode() const { return myMode; }
@ -306,32 +297,28 @@ public:
//! @param theWorldView [in] the world view transformation matrix.
//! @param theViewportWidth [in] the width of viewport (for 2d persistence).
//! @param theViewportHeight [in] the height of viewport (for 2d persistence).
//! @param theToApplyProjPers [in] if should apply projection persistence to matrix (for orthographic persistence).
//! @return transformation matrix to be applied to model world transformation of an object.
template<class T>
NCollection_Mat4<T> Compute (const Handle(Graphic3d_Camera)& theCamera,
const NCollection_Mat4<T>& theProjection,
const NCollection_Mat4<T>& theWorldView,
const Standard_Integer theViewportWidth,
const Standard_Integer theViewportHeight,
const Standard_Boolean theToApplyProjPers = false) const;
const Standard_Integer theViewportHeight) const;
//! Apply transformation persistence on specified matrices.
//! @param theCamera [in] camera definition
//! @param theProjection [in] projection matrix to modify
//! @param theWorldView [in/out] world-view matrix to modify
//! @param theViewportWidth [in] viewport width
//! @param theViewportHeight [in] viewport height
//! @param theAnchor [in] if not NULL, overrides anchor point
//! @param theToApplyProjPers [in] if should apply projection persistence to matrix (for orthographic persistence).
//! @param theCamera camera definition
//! @param theProjection projection matrix to modify
//! @param theWorldView world-view matrix to modify
//! @param theViewportWidth viewport width
//! @param theViewportHeight viewport height
//! @param theAnchor if not NULL, overrides anchor point
template<class T>
void Apply (const Handle(Graphic3d_Camera)& theCamera,
const NCollection_Mat4<T>& theProjection,
NCollection_Mat4<T>& theWorldView,
const Standard_Integer theViewportWidth,
const Standard_Integer theViewportHeight,
const gp_Pnt* theAnchor = NULL,
const Standard_Boolean theToApplyProjPers = true) const;
const gp_Pnt* theAnchor = NULL) const;
//! Dumps the content of me into the stream
Standard_EXPORT virtual void DumpJson (Standard_OStream& theOStream, Standard_Integer theDepth = -1) const;
@ -381,50 +368,41 @@ void Graphic3d_TransformPers::Apply (const Handle(Graphic3d_Camera)& theCamera,
NCollection_Mat4<T>& theWorldView,
const Standard_Integer theViewportWidth,
const Standard_Integer theViewportHeight,
const gp_Pnt* theAnchor,
const Standard_Boolean theToApplyProjPers) const
const gp_Pnt* theAnchor) const
{
(void )theViewportWidth;
(void )theProjection;
if (myMode == Graphic3d_TMF_None
|| theViewportHeight == 0)
{
return;
}
Handle(Graphic3d_Camera) aCamera = theCamera;
if (IsOrthoPers() && !aCamera->IsOrthographic())
{
aCamera = new Graphic3d_Camera(*theCamera); // If OrthoPers, copy camera and set to orthographic projection
aCamera->SetProjectionType (Graphic3d_Camera::Projection_Orthographic);
}
NCollection_Mat4<Standard_Real> aWorldView = aCamera->OrientationMatrix();
// use total size when tiling is active
const Standard_Integer aVPSizeY = aCamera->Tile().IsValid() ? aCamera->Tile().TotalSize.y() : theViewportHeight;
const Standard_Integer aVPSizeY = theCamera->Tile().IsValid() ? theCamera->Tile().TotalSize.y() : theViewportHeight;
// a small enough jitter compensation offset
// to avoid image dragging within single pixel in corner cases
const Standard_Real aJitterComp = 0.001;
if ((myMode & Graphic3d_TMF_TriedronPers) != 0)
if (myMode == Graphic3d_TMF_TriedronPers)
{
// reset Z focus for trihedron persistence
const Standard_Real aFocus = aCamera->IsOrthographic()
? aCamera->Distance()
: (aCamera->ZFocusType() == Graphic3d_Camera::FocusType_Relative
? Standard_Real(aCamera->ZFocus() * aCamera->Distance())
: Standard_Real(aCamera->ZFocus()));
const Standard_Real aFocus = theCamera->IsOrthographic()
? theCamera->Distance()
: (theCamera->ZFocusType() == Graphic3d_Camera::FocusType_Relative
? Standard_Real(theCamera->ZFocus() * theCamera->Distance())
: Standard_Real(theCamera->ZFocus()));
// scale factor to pixels
const gp_XYZ aViewDim = aCamera->ViewDimensions (aFocus);
const gp_XYZ aViewDim = theCamera->ViewDimensions (aFocus);
const Standard_Real aScale = Abs(aViewDim.Y()) / Standard_Real(aVPSizeY);
const gp_Dir aForward = aCamera->Direction();
gp_XYZ aCenter = aCamera->Center().XYZ() + aForward.XYZ() * (aFocus - aCamera->Distance());
const gp_Dir aForward = theCamera->Direction();
gp_XYZ aCenter = theCamera->Center().XYZ() + aForward.XYZ() * (aFocus - theCamera->Distance());
if ((myParams.Params2d.Corner & (Aspect_TOTP_LEFT | Aspect_TOTP_RIGHT)) != 0)
{
const Standard_Real anOffsetX = (Standard_Real(myParams.Params2d.OffsetX) + aJitterComp) * aScale;
const gp_Dir aSide = aForward.Crossed (aCamera->Up());
const gp_XYZ aDeltaX = aSide.XYZ() * (Abs(aViewDim.X()) * aCamera->NDC2dOffsetX() - anOffsetX);
const gp_Dir aSide = aForward.Crossed (theCamera->Up());
const gp_XYZ aDeltaX = aSide.XYZ() * (Abs(aViewDim.X()) * theCamera->NDC2dOffsetX() - anOffsetX);
if ((myParams.Params2d.Corner & Aspect_TOTP_RIGHT) != 0)
{
aCenter += aDeltaX;
@ -437,7 +415,7 @@ void Graphic3d_TransformPers::Apply (const Handle(Graphic3d_Camera)& theCamera,
if ((myParams.Params2d.Corner & (Aspect_TOTP_TOP | Aspect_TOTP_BOTTOM)) != 0)
{
const Standard_Real anOffsetY = (Standard_Real(myParams.Params2d.OffsetY) + aJitterComp) * aScale;
const gp_XYZ aDeltaY = aCamera->Up().XYZ() * (Abs(aViewDim.Y()) * aCamera->NDC2dOffsetY() - anOffsetY);
const gp_XYZ aDeltaY = theCamera->Up().XYZ() * (Abs(aViewDim.Y()) * theCamera->NDC2dOffsetY() - anOffsetY);
if ((myParams.Params2d.Corner & Aspect_TOTP_TOP) != 0)
{
aCenter += aDeltaY;
@ -448,24 +426,27 @@ void Graphic3d_TransformPers::Apply (const Handle(Graphic3d_Camera)& theCamera,
}
}
NCollection_Mat4<Standard_Real> aWorldView = theCamera->OrientationMatrix();
Graphic3d_TransformUtils::Translate (aWorldView, aCenter.X(), aCenter.Y(), aCenter.Z());
Graphic3d_TransformUtils::Scale (aWorldView, aScale, aScale, aScale);
theWorldView.ConvertFrom (aWorldView);
return;
}
else if ((myMode & Graphic3d_TMF_2d) != 0)
else if (myMode == Graphic3d_TMF_2d)
{
const Standard_Real aFocus = aCamera->IsOrthographic()
? aCamera->Distance()
: (aCamera->ZFocusType() == Graphic3d_Camera::FocusType_Relative
? Standard_Real(aCamera->ZFocus() * aCamera->Distance())
: Standard_Real(aCamera->ZFocus()));
const Standard_Real aFocus = theCamera->IsOrthographic()
? theCamera->Distance()
: (theCamera->ZFocusType() == Graphic3d_Camera::FocusType_Relative
? Standard_Real(theCamera->ZFocus() * theCamera->Distance())
: Standard_Real(theCamera->ZFocus()));
// scale factor to pixels
const gp_XYZ aViewDim = aCamera->ViewDimensions (aFocus);
const gp_XYZ aViewDim = theCamera->ViewDimensions (aFocus);
const Standard_Real aScale = Abs(aViewDim.Y()) / Standard_Real(aVPSizeY);
gp_XYZ aCenter (0.0, 0.0, -aFocus);
if ((myParams.Params2d.Corner & (Aspect_TOTP_LEFT | Aspect_TOTP_RIGHT)) != 0)
{
aCenter.SetX (-aViewDim.X() * aCamera->NDC2dOffsetX() + (Standard_Real(myParams.Params2d.OffsetX) + aJitterComp) * aScale);
aCenter.SetX (-aViewDim.X() * theCamera->NDC2dOffsetX() + (Standard_Real(myParams.Params2d.OffsetX) + aJitterComp) * aScale);
if ((myParams.Params2d.Corner & Aspect_TOTP_RIGHT) != 0)
{
aCenter.SetX (-aCenter.X());
@ -473,24 +454,26 @@ void Graphic3d_TransformPers::Apply (const Handle(Graphic3d_Camera)& theCamera,
}
if ((myParams.Params2d.Corner & (Aspect_TOTP_TOP | Aspect_TOTP_BOTTOM)) != 0)
{
aCenter.SetY (-aViewDim.Y() * aCamera->NDC2dOffsetY() + (Standard_Real(myParams.Params2d.OffsetY) + aJitterComp) * aScale);
aCenter.SetY (-aViewDim.Y() * theCamera->NDC2dOffsetY() + (Standard_Real(myParams.Params2d.OffsetY) + aJitterComp) * aScale);
if ((myParams.Params2d.Corner & Aspect_TOTP_TOP) != 0)
{
aCenter.SetY (-aCenter.Y());
}
}
aWorldView.InitIdentity();
Graphic3d_TransformUtils::Translate (aWorldView, aCenter.X(), aCenter.Y(), aCenter.Z());
Graphic3d_TransformUtils::Scale (aWorldView, aScale, aScale, aScale);
theWorldView.InitIdentity();
Graphic3d_TransformUtils::Translate (theWorldView, T(aCenter.X()), T(aCenter.Y()), T(aCenter.Z()));
Graphic3d_TransformUtils::Scale (theWorldView, T(aScale), T(aScale), T(aScale));
return;
}
else if ((myMode & Graphic3d_TMF_CameraPers) != 0)
{
aWorldView.InitIdentity();
theWorldView.InitIdentity();
}
else
{
// Compute reference point for transformation in untransformed projection space.
NCollection_Mat4<Standard_Real> aWorldView = theCamera->OrientationMatrix();
if (theAnchor != NULL)
{
Graphic3d_TransformUtils::Translate (aWorldView, theAnchor->X(), theAnchor->Y(), theAnchor->Z());
@ -520,19 +503,12 @@ void Graphic3d_TransformPers::Apply (const Handle(Graphic3d_Camera)& theCamera,
if ((myMode & Graphic3d_TMF_ZoomPers) != 0)
{
// lock zooming
Standard_Real aScale = persistentScale (aCamera, theViewportWidth, theViewportHeight);
Standard_Real aScale = persistentScale (theCamera, theViewportWidth, theViewportHeight);
Graphic3d_TransformUtils::Scale (aWorldView, aScale, aScale, aScale);
}
theWorldView.ConvertFrom (aWorldView);
return;
}
if (!theCamera->IsOrthographic() && IsOrthoPers() && theToApplyProjPers)
{
Graphic3d_Mat4d aProjInv;
aProjInv.ConvertFrom (theProjection.Inverted());
aWorldView = (aProjInv * aCamera->ProjectionMatrix()) * aWorldView;
}
theWorldView.ConvertFrom (aWorldView);
}
// =======================================================================
@ -579,7 +555,7 @@ void Graphic3d_TransformPers::Apply (const Handle(Graphic3d_Camera)& theCamera,
const Standard_Integer theViewportHeight,
BVH_Box<T, 3>& theBoundingBox) const
{
NCollection_Mat4<T> aTPers = Compute (theCamera, theProjection, theWorldView, theViewportWidth, theViewportHeight, false);
NCollection_Mat4<T> aTPers = Compute (theCamera, theProjection, theWorldView, theViewportWidth, theViewportHeight);
if (aTPers.IsIdentity()
|| !theBoundingBox.IsValid())
{
@ -618,8 +594,7 @@ NCollection_Mat4<T> Graphic3d_TransformPers::Compute (const Handle(Graphic3d_Cam
const NCollection_Mat4<T>& theProjection,
const NCollection_Mat4<T>& theWorldView,
const Standard_Integer theViewportWidth,
const Standard_Integer theViewportHeight,
const Standard_Boolean theToApplyProjPers) const
const Standard_Integer theViewportHeight) const
{
if (myMode == Graphic3d_TMF_None)
{
@ -635,7 +610,7 @@ NCollection_Mat4<T> Graphic3d_TransformPers::Compute (const Handle(Graphic3d_Cam
// compute only world-view matrix difference to avoid floating point instability
// caused by projection matrix modifications outside of this algorithm (e.g. by Z-fit)
Apply (theCamera, theProjection, aWorldView, theViewportWidth, theViewportHeight, NULL, theToApplyProjPers);
Apply (theCamera, theProjection, aWorldView, theViewportWidth, theViewportHeight);
return anUnviewMat * aWorldView;
}

18
src/SelectMgr/SelectMgr_AxisIntersector.cxx
View File

@ -93,24 +93,6 @@ Handle(SelectMgr_BaseIntersector) SelectMgr_AxisIntersector::ScaleAndTransform (
return aRes;
}
//=======================================================================
// function : CopyWithBuilder
// purpose : Returns a copy of the frustum using the given frustum builder configuration.
// Returned frustum should be re-constructed before being used.
//=======================================================================
Handle(SelectMgr_BaseIntersector) SelectMgr_AxisIntersector::CopyWithBuilder (const Handle(SelectMgr_FrustumBuilder)& theBuilder) const
{
(void )theBuilder;
Standard_ASSERT_RAISE(mySelectionType == SelectMgr_SelectionType_Point,
"Error! SelectMgr_AxisIntersector::CopyWithBuilder() should be called after selection axis initialization");
Handle(SelectMgr_AxisIntersector) aRes = new SelectMgr_AxisIntersector();
aRes->myAxis = myAxis;
aRes->mySelectionType = mySelectionType;
return aRes;
}
// =======================================================================
// function : hasIntersection
// purpose :

5
src/SelectMgr/SelectMgr_AxisIntersector.hxx
View File

@ -52,11 +52,6 @@ public:
const gp_GTrsf& theTrsf,
const Handle(SelectMgr_FrustumBuilder)& theBuilder) const Standard_OVERRIDE;
//! Returns a copy of the intersector transformed using the builder configuration given.
//! Builder is an argument that represents corresponding settings for re-constructing transformed frustum from scratch.
//! In this class, builder is not used and theBuilder parameter is ignored.
Standard_EXPORT virtual Handle(SelectMgr_BaseIntersector) CopyWithBuilder (const Handle(SelectMgr_FrustumBuilder)& theBuilder) const Standard_OVERRIDE;
public:
//! Intersection test between defined axis and given axis-aligned box

5
src/SelectMgr/SelectMgr_BaseIntersector.hxx
View File

@ -71,11 +71,6 @@ public:
const gp_GTrsf& theTrsf,
const Handle(SelectMgr_FrustumBuilder)& theBuilder) const = 0;
//! @param theBuilder [in] argument that represents corresponding settings for re-constructing transformed frustum from scratch;
//! should NOT be NULL.
//! @return a copy of the frustum with the input builder assigned
virtual Handle(SelectMgr_BaseIntersector) CopyWithBuilder (const Handle(SelectMgr_FrustumBuilder)& theBuilder) const = 0;
public:
//! Return camera definition.

22
src/SelectMgr/SelectMgr_RectangularFrustum.cxx
View File

@ -449,28 +449,6 @@ Handle(SelectMgr_BaseIntersector) SelectMgr_RectangularFrustum::ScaleAndTransfor
return aRes;
}
// =======================================================================
// function : CopyWithBuilder
// purpose : Returns a copy of the frustum using the given frustum builder configuration.
// Returned frustum should be re-constructed before being used.
// =======================================================================
Handle(SelectMgr_BaseIntersector) SelectMgr_RectangularFrustum::CopyWithBuilder (const Handle(SelectMgr_FrustumBuilder)& theBuilder) const
{
Standard_ASSERT_RAISE (mySelectionType == SelectMgr_SelectionType_Point || mySelectionType == SelectMgr_SelectionType_Box,
"Error! SelectMgr_RectangularFrustum::CopyWithBuilder() should be called after selection frustum initialization");
Standard_ASSERT_RAISE (!theBuilder.IsNull(),
"Error! SelectMgr_RectangularFrustum::CopyWithBuilder() should be called with valid builder");
Handle(SelectMgr_RectangularFrustum) aRes = new SelectMgr_RectangularFrustum();
aRes->mySelectionType = mySelectionType;
aRes->mySelRectangle = mySelRectangle;
aRes->myPixelTolerance = myPixelTolerance;
aRes->SetBuilder (theBuilder);
return aRes;
}
// =======================================================================
// function : IsScalable
// purpose :

7
src/SelectMgr/SelectMgr_RectangularFrustum.hxx
View File

@ -99,13 +99,6 @@ public:
const gp_GTrsf& theTrsf,
const Handle(SelectMgr_FrustumBuilder)& theBuilder) const Standard_OVERRIDE;
//! Returns a copy of the frustum using the given frustum builder configuration.
//! Returned frustum should be re-constructed before being used.
//! @param theBuilder [in] argument that represents corresponding settings for re-constructing transformed frustum from scratch;
//! should NOT be NULL.
//! @return a copy of the frustum with the input builder assigned
Standard_EXPORT virtual Handle(SelectMgr_BaseIntersector) CopyWithBuilder (const Handle(SelectMgr_FrustumBuilder)& theBuilder) const Standard_OVERRIDE;
// SAT Tests for different objects
//! SAT intersection test between defined volume and given axis-aligned box

81
src/SelectMgr/SelectMgr_SelectableObjectSet.cxx
View File

@ -241,23 +241,17 @@ namespace
//=============================================================================
SelectMgr_SelectableObjectSet::SelectMgr_SelectableObjectSet()
{
myBVH[BVHSubset_ortho2dPersistent] = new BVH_Tree<Standard_Real, 3>();
myBVH[BVHSubset_ortho3dPersistent] = new BVH_Tree<Standard_Real, 3>();
myBVH[BVHSubset_2dPersistent] = new BVH_Tree<Standard_Real, 3>();
myBVH[BVHSubset_3dPersistent] = new BVH_Tree<Standard_Real, 3>();
myBVH[BVHSubset_3d] = new BVH_Tree<Standard_Real, 3>();
myBVH[BVHSubset_2dPersistent] = new BVH_Tree<Standard_Real, 3>();
myBVH[BVHSubset_3dPersistent] = new BVH_Tree<Standard_Real, 3>();
myBVH[BVHSubset_3d] = new BVH_Tree<Standard_Real, 3>();
myBuilder[BVHSubset_ortho2dPersistent] = new BVH_LinearBuilder<Standard_Real, 3> (BVH_Constants_LeafNodeSizeSingle, BVH_Constants_MaxTreeDepth);
myBuilder[BVHSubset_ortho3dPersistent] = new BVH_LinearBuilder<Standard_Real, 3> (BVH_Constants_LeafNodeSizeSingle, BVH_Constants_MaxTreeDepth);
myBuilder[BVHSubset_2dPersistent] = new BVH_LinearBuilder<Standard_Real, 3> (BVH_Constants_LeafNodeSizeSingle, BVH_Constants_MaxTreeDepth);
myBuilder[BVHSubset_3dPersistent] = new BVH_LinearBuilder<Standard_Real, 3> (BVH_Constants_LeafNodeSizeSingle, BVH_Constants_MaxTreeDepth);
myBuilder[BVHSubset_3d] = new BVH_BinnedBuilder<Standard_Real, 3, 4> (BVH_Constants_LeafNodeSizeSingle, BVH_Constants_MaxTreeDepth, Standard_True);
myBuilder[BVHSubset_2dPersistent] = new BVH_LinearBuilder<Standard_Real, 3> (BVH_Constants_LeafNodeSizeSingle, BVH_Constants_MaxTreeDepth);
myBuilder[BVHSubset_3dPersistent] = new BVH_LinearBuilder<Standard_Real, 3> (BVH_Constants_LeafNodeSizeSingle, BVH_Constants_MaxTreeDepth);
myBuilder[BVHSubset_3d] = new BVH_BinnedBuilder<Standard_Real, 3, 4> (BVH_Constants_LeafNodeSizeSingle, BVH_Constants_MaxTreeDepth, Standard_True);
myIsDirty[BVHSubset_ortho2dPersistent] = Standard_False;
myIsDirty[BVHSubset_ortho3dPersistent] = Standard_False;
myIsDirty[BVHSubset_2dPersistent] = Standard_False;
myIsDirty[BVHSubset_3dPersistent] = Standard_False;
myIsDirty[BVHSubset_3d] = Standard_False;
myIsDirty[BVHSubset_2dPersistent] = Standard_False;
myIsDirty[BVHSubset_3dPersistent] = Standard_False;
myIsDirty[BVHSubset_3d] = Standard_False;
}
//=============================================================================
@ -270,7 +264,8 @@ Standard_Boolean SelectMgr_SelectableObjectSet::Append (const Handle(SelectMgr_S
const Standard_Integer aSubsetIdx = appropriateSubset (theObject);
// check that the object is excluded from other subsets
if (currentSubset (theObject) != -1)
if (myObjects[(aSubsetIdx + 1) % BVHSubsetNb].Contains (theObject)
|| myObjects[(aSubsetIdx + 2) % BVHSubsetNb].Contains (theObject))
{
return Standard_False;
}
@ -406,51 +401,9 @@ void SelectMgr_SelectableObjectSet::UpdateBVH (const Handle(Graphic3d_Camera)& t
myBuilder[BVHSubset_2dPersistent]->Build (&anAdaptor, myBVH[BVHSubset_2dPersistent].get(), anAdaptor.Box());
}
// -------------------------------------------------------------------
// check and update 3D orthographic persistence BVH tree if necessary
// -------------------------------------------------------------------
if (!IsEmpty (BVHSubset_ortho3dPersistent)
&& (myIsDirty[BVHSubset_ortho3dPersistent]
|| myLastViewState.IsChanged (aViewState)
|| isWinSizeChanged))
{
Handle(Graphic3d_Camera) aNewOrthoCam = new Graphic3d_Camera (*theCam); // If OrthoPers, copy camera and set to orthographic projection
aNewOrthoCam->SetProjectionType (Graphic3d_Camera::Projection_Orthographic);
// construct adaptor over private fields to provide direct access for the BVH builder
BVHBuilderAdaptorPersistent anAdaptor (myObjects[BVHSubset_ortho3dPersistent],
aNewOrthoCam, aNewOrthoCam->ProjectionMatrix(),
aNewOrthoCam->OrientationMatrix(), theWinSize);
// update corresponding BVH tree data structure
myBuilder[BVHSubset_ortho3dPersistent]->Build (&anAdaptor, myBVH[BVHSubset_ortho3dPersistent].get(), anAdaptor.Box());
}
// -------------------------------------------------------------------
// check and update 2D orthographic persistence BVH tree if necessary
// -------------------------------------------------------------------
if (!IsEmpty (BVHSubset_ortho2dPersistent)
&& (myIsDirty[BVHSubset_ortho2dPersistent]
|| myLastViewState.IsProjectionChanged (aViewState)
|| isWinSizeChanged))
{
Handle(Graphic3d_Camera) aNewOrthoCam = new Graphic3d_Camera (*theCam); // If OrthoPers, copy camera and set to orthographic projection
aNewOrthoCam->SetProjectionType (Graphic3d_Camera::Projection_Orthographic);
// construct adaptor over private fields to provide direct access for the BVH builder
BVHBuilderAdaptorPersistent anAdaptor (myObjects[BVHSubset_ortho2dPersistent],
aNewOrthoCam, aNewOrthoCam->ProjectionMatrix(),
SelectMgr_SelectableObjectSet_THE_IDENTITY_MAT, theWinSize);
// update corresponding BVH tree data structure
myBuilder[BVHSubset_ortho2dPersistent]->Build (&anAdaptor, myBVH[BVHSubset_ortho2dPersistent].get(), anAdaptor.Box());
}
// release dirty state for every subset
myIsDirty[BVHSubset_3dPersistent] = Standard_False;
myIsDirty[BVHSubset_2dPersistent] = Standard_False;
myIsDirty[BVHSubset_ortho3dPersistent] = Standard_False;
myIsDirty[BVHSubset_ortho2dPersistent] = Standard_False;
myIsDirty[BVHSubset_3dPersistent] = Standard_False;
myIsDirty[BVHSubset_2dPersistent] = Standard_False;
// keep last view state
myLastViewState = aViewState;
@ -466,11 +419,9 @@ void SelectMgr_SelectableObjectSet::UpdateBVH (const Handle(Graphic3d_Camera)& t
//=============================================================================
void SelectMgr_SelectableObjectSet::MarkDirty()
{
myIsDirty[BVHSubset_3d] = Standard_True;
myIsDirty[BVHSubset_3dPersistent] = Standard_True;
myIsDirty[BVHSubset_2dPersistent] = Standard_True;
myIsDirty[BVHSubset_ortho3dPersistent] = Standard_True;
myIsDirty[BVHSubset_ortho2dPersistent] = Standard_True;
myIsDirty[BVHSubset_3d] = Standard_True;
myIsDirty[BVHSubset_3dPersistent] = Standard_True;
myIsDirty[BVHSubset_2dPersistent] = Standard_True;
}
//=======================================================================
//function : DumpJson

29
src/SelectMgr/SelectMgr_SelectableObjectSet.hxx
View File

@ -42,22 +42,11 @@ public:
//! needs to be updated only when camera's projection changes. Bounding volumes for this object subclass
//! is represented directly in eye space coordinates.
//! This subset uses linear BVH builder with 32 levels of depth and 1 element per leaf.
//! - BVHSubset_ortho3dPersistent refers to the subset of 3D persistent selectable objects (rotate, pan, zoom persistence)
//! that contains `Graphic3d_TMF_OrthoPers` persistence mode.
//! Associated BVH tree needs to be updated when either the camera's projection and position change.
//! This subset uses linear BVH builder with 32 levels of depth and 1 element per leaf.
//! - BVHSubset_ortho2dPersistent refers to the subset of 2D persistent selectable objects
//! that contains `Graphic3d_TMF_OrthoPers` persistence mode. Associated BVH tree
//! needs to be updated only when camera's projection changes. Bounding volumes for this object subclass
//! is represented directly in eye space coordinates.
//! This subset uses linear BVH builder with 32 levels of depth and 1 element per leaf.
enum BVHSubset
{
BVHSubset_3d,
BVHSubset_3dPersistent,
BVHSubset_2dPersistent,
BVHSubset_ortho3dPersistent,
BVHSubset_ortho2dPersistent,
BVHSubsetNb
};
@ -151,9 +140,7 @@ public:
{
return myObjects[BVHSubset_3d].Contains (theObject)
|| myObjects[BVHSubset_3dPersistent].Contains (theObject)
|| myObjects[BVHSubset_2dPersistent].Contains (theObject)
|| myObjects[BVHSubset_ortho3dPersistent].Contains (theObject)
|| myObjects[BVHSubset_ortho2dPersistent].Contains (theObject);
|| myObjects[BVHSubset_2dPersistent].Contains (theObject);
}
//! Returns true if the object set does not contain any selectable objects.
@ -161,9 +148,7 @@ public:
{
return myObjects[BVHSubset_3d].IsEmpty()
&& myObjects[BVHSubset_3dPersistent].IsEmpty()
&& myObjects[BVHSubset_2dPersistent].IsEmpty()
&& myObjects[BVHSubset_ortho3dPersistent].IsEmpty()
&& myObjects[BVHSubset_ortho2dPersistent].IsEmpty();
&& myObjects[BVHSubset_2dPersistent].IsEmpty();
}
//! Returns true if the specified object subset is empty.
@ -207,18 +192,10 @@ private:
}
return SelectMgr_SelectableObjectSet::BVHSubset_3d;
}
else if ((theObject->TransformPersistence()->Mode() & Graphic3d_TMF_2d) != 0)
else if (theObject->TransformPersistence()->Mode() == Graphic3d_TMF_2d)
{
if (theObject->TransformPersistence()->IsOrthoPers())
{
return SelectMgr_SelectableObjectSet::BVHSubset_ortho2dPersistent;
}
return SelectMgr_SelectableObjectSet::BVHSubset_2dPersistent;
}
else if (theObject->TransformPersistence()->IsOrthoPers())
{
return SelectMgr_SelectableObjectSet::BVHSubset_ortho3dPersistent;
}
else
{
return SelectMgr_SelectableObjectSet::BVHSubset_3dPersistent;

22
src/SelectMgr/SelectMgr_SelectingVolumeManager.cxx
View File

@ -67,28 +67,6 @@ SelectMgr_SelectingVolumeManager SelectMgr_SelectingVolumeManager::ScaleAndTrans
return aMgr;
}
//=======================================================================
// function : CopyWithBuilder
// purpose : Returns a copy of the selecting volume manager and its active frustum re-constructed using the passed builder.
// Builder is an argument that represents corresponding settings for re-constructing transformed
// frustum from scratch.
//=======================================================================
SelectMgr_SelectingVolumeManager SelectMgr_SelectingVolumeManager::CopyWithBuilder (const Handle(SelectMgr_FrustumBuilder)& theBuilder) const
{
SelectMgr_SelectingVolumeManager aMgr;
aMgr.myToAllowOverlap = myToAllowOverlap;
aMgr.myViewClipPlanes = myViewClipPlanes;
aMgr.myObjectClipPlanes = myObjectClipPlanes;
aMgr.myViewClipRange = myViewClipRange;
if (!myActiveSelectingVolume.IsNull())
{
aMgr.myActiveSelectingVolume = myActiveSelectingVolume->CopyWithBuilder (theBuilder);
aMgr.BuildSelectingVolume();
}
return aMgr;
}
//=======================================================================
// function : GetActiveSelectionType
// purpose :

5
src/SelectMgr/SelectMgr_SelectingVolumeManager.hxx
View File

@ -81,11 +81,6 @@ public:
const gp_GTrsf& theTrsf,
const Handle(SelectMgr_FrustumBuilder)& theBuilder) const;
//! Returns a copy of the selecting volume manager and its active frustum re-constructed using the passed builder.
//! Builder is an argument that represents corresponding settings for re-constructing transformed
//! frustum from scratch.
Standard_EXPORT virtual SelectMgr_SelectingVolumeManager CopyWithBuilder (const Handle(SelectMgr_FrustumBuilder)& theBuilder) const;
public:
//! Returns current camera definition.

14
src/SelectMgr/SelectMgr_TriangularFrustum.cxx
View File

@ -189,20 +189,6 @@ Handle(SelectMgr_BaseIntersector) SelectMgr_TriangularFrustum::ScaleAndTransform
return aRes;
}
//=======================================================================
// function : CopyWithBuilder
// purpose : Returns a copy of the frustum using the given frustum builder configuration.
// Returned frustum should be re-constructed before being used.
//=======================================================================
Handle(SelectMgr_BaseIntersector) SelectMgr_TriangularFrustum::CopyWithBuilder (const Handle(SelectMgr_FrustumBuilder)& theBuilder) const
{
Handle(SelectMgr_TriangularFrustum) aRes = new SelectMgr_TriangularFrustum();
aRes->mySelTriangle = mySelTriangle;
aRes->SetBuilder (theBuilder);
return aRes;
}
//=======================================================================
// function : OverlapsBox
// purpose : SAT intersection test between defined volume and

7
src/SelectMgr/SelectMgr_TriangularFrustum.hxx
View File

@ -55,13 +55,6 @@ public:
const gp_GTrsf& theTrsf,
const Handle(SelectMgr_FrustumBuilder)& theBuilder) const Standard_OVERRIDE;
//! Returns a copy of the frustum using the given frustum builder configuration.
//! Returned frustum should be re-constructed before being used.
//! @param theBuilder [in] argument that represents corresponding settings for re-constructing transformed frustum from scratch;
//! should NOT be NULL.
//! @return a copy of the frustum with the input builder assigned
Standard_EXPORT virtual Handle(SelectMgr_BaseIntersector) CopyWithBuilder (const Handle(SelectMgr_FrustumBuilder)& theBuilder) const Standard_OVERRIDE;
public: //! @name SAT Tests for different objects
//! SAT intersection test between defined volume and given axis-aligned box

26
src/SelectMgr/SelectMgr_TriangularFrustumSet.cxx
View File

@ -186,32 +186,6 @@ Handle(SelectMgr_BaseIntersector) SelectMgr_TriangularFrustumSet::ScaleAndTransf
return aRes;
}
//=======================================================================
// function : CopyWithBuilder
// purpose : Returns a copy of the frustum using the given frustum builder configuration.
// Returned frustum should be re-constructed before being used.
//=======================================================================
Handle(SelectMgr_BaseIntersector) SelectMgr_TriangularFrustumSet::CopyWithBuilder (const Handle(SelectMgr_FrustumBuilder)& theBuilder) const
{
Standard_ASSERT_RAISE (mySelectionType == SelectMgr_SelectionType_Polyline,
"Error! SelectMgr_TriangularFrustumSet::CopyWithBuilder() should be called after selection frustum initialization");
Standard_ASSERT_RAISE (!theBuilder.IsNull(),
"Error! SelectMgr_TriangularFrustumSet::CopyWithBuilder() should be called with valid builder");
Handle(SelectMgr_TriangularFrustumSet) aRes = new SelectMgr_TriangularFrustumSet();
aRes->SetCamera (myCamera);
for (SelectMgr_TriangFrustums::Iterator anIter (myFrustums); anIter.More(); anIter.Next())
{
aRes->myFrustums.Append (Handle(SelectMgr_TriangularFrustum)::DownCast (anIter.Value()->CopyWithBuilder (theBuilder)));
}
aRes->mySelectionType = mySelectionType;
aRes->mySelPolyline = mySelPolyline;
aRes->myToAllowOverlap = myToAllowOverlap;
aRes->SetBuilder (theBuilder);
return aRes;
}
// =======================================================================
// function : OverlapsBox
// purpose :

7
src/SelectMgr/SelectMgr_TriangularFrustumSet.hxx
View File

@ -62,13 +62,6 @@ public:
const gp_GTrsf& theTrsf,
const Handle(SelectMgr_FrustumBuilder)& theBuilder) const Standard_OVERRIDE;
//! Returns a copy of the frustum using the given frustum builder configuration.
//! Returned frustum should be re-constructed before being used.
//! @param theBuilder [in] argument that represents corresponding settings for re-constructing transformed frustum from scratch;
//! should NOT be NULL.
//! @return a copy of the frustum with the input builder assigned
Standard_EXPORT virtual Handle(SelectMgr_BaseIntersector) CopyWithBuilder (const Handle(SelectMgr_FrustumBuilder)& theBuilder) const Standard_OVERRIDE;
public:
Standard_EXPORT virtual Standard_Boolean OverlapsBox (const SelectMgr_Vec3& theMinPnt,

36
src/SelectMgr/SelectMgr_ViewerSelector.cxx
View File

@ -138,12 +138,12 @@ void SelectMgr_ViewerSelector::updatePoint3d (SelectMgr_SortCriterion& theCriter
case SelectMgr_TypeOfDepthTolerance_UniformPixels:
case SelectMgr_TypeOfDepthTolerance_SensitivityFactor:
{
if (theMgr.Camera().IsNull())
if (mySelectingVolumeMgr.Camera().IsNull())
{
// fallback for an arbitrary projection matrix
theCriterion.Tolerance = aSensFactor / 33.0;
}
else if (theMgr.Camera()->IsOrthographic())
else if (mySelectingVolumeMgr.Camera()->IsOrthographic())
{
theCriterion.Tolerance = myCameraScale * aSensFactor;
}
@ -634,7 +634,6 @@ void SelectMgr_ViewerSelector::TraverseSensitives (const Standard_Integer theVie
Graphic3d_Vec2i aWinSize;
mySelectingVolumeMgr.WindowSize (aWinSize.x(), aWinSize.y());
const double aPixelSize = Max (1.0 / aWinSize.x(), 1.0 / aWinSize.y());
const Handle(Graphic3d_Camera)& aCamera = mySelectingVolumeMgr.Camera();
Graphic3d_Mat4d aProjectionMat, aWorldViewMat;
@ -647,6 +646,11 @@ void SelectMgr_ViewerSelector::TraverseSensitives (const Standard_Integer theVie
myCameraEye = aCamera->Eye().XYZ();
myCameraDir = aCamera->Direction().XYZ();
myCameraScale = aCamera->IsOrthographic()
? aCamera->Scale()
: 2.0 * Tan (aCamera->FOVy() * M_PI / 360.0);
const double aPixelSize = Max (1.0 / aWinSize.x(), 1.0 / aWinSize.y());
myCameraScale *= aPixelSize;
}
mySelectableObjects.UpdateBVH (aCamera, aWinSize);
@ -668,8 +672,7 @@ void SelectMgr_ViewerSelector::TraverseSensitives (const Standard_Integer theVie
// for 2D space selection transform selecting volumes to perform overlap testing
// directly in camera's eye space omitting the camera position, which is not
// needed there at all
if (aBVHSubset == SelectMgr_SelectableObjectSet::BVHSubset_2dPersistent
|| aBVHSubset == SelectMgr_SelectableObjectSet::BVHSubset_ortho2dPersistent)
if (aBVHSubset == SelectMgr_SelectableObjectSet::BVHSubset_2dPersistent)
{
gp_GTrsf aTFrustum;
aTFrustum.SetValue (1, 1, aWorldViewMat.GetValue (0, 0));
@ -685,43 +688,22 @@ void SelectMgr_ViewerSelector::TraverseSensitives (const Standard_Integer theVie
aWorldViewMat.GetValue (1, 3),
aWorldViewMat.GetValue (2, 3)));
// define corresponding frustum builder parameters for 2d persistence.
// define corresponding frustum builder parameters
Handle(SelectMgr_FrustumBuilder) aBuilder = new SelectMgr_FrustumBuilder();
Handle(Graphic3d_Camera) aNewCamera = new Graphic3d_Camera();
aNewCamera->CopyMappingData (aCamera);
aNewCamera->SetIdentityOrientation();
if (aBVHSubset == SelectMgr_SelectableObjectSet::BVHSubset_ortho2dPersistent)
{
aNewCamera->SetProjectionType (Graphic3d_Camera::Projection_Orthographic);
}
aWorldViewMat = aNewCamera->OrientationMatrix(); // should be identity matrix
aProjectionMat = aNewCamera->ProjectionMatrix(); // should be the same to aProjectionMat
aBuilder->SetCamera (aNewCamera);
aBuilder->SetWindowSize (aWinSize.x(), aWinSize.y());
aMgr = mySelectingVolumeMgr.ScaleAndTransform (1, aTFrustum, aBuilder);
}
else if (aBVHSubset == SelectMgr_SelectableObjectSet::BVHSubset_ortho3dPersistent)
{
// define corresponding frustum builder parameters for 3d orthographic persistence.
Handle(SelectMgr_FrustumBuilder) aBuilder = new SelectMgr_FrustumBuilder();
Handle(Graphic3d_Camera) aNewCamera = new Graphic3d_Camera (*aCamera);
aNewCamera->SetProjectionType (Graphic3d_Camera::Projection_Orthographic);
aWorldViewMat = aNewCamera->OrientationMatrix(); // should be the same to aWorldViewMat
aProjectionMat = aNewCamera->ProjectionMatrix(); // should be orthographic projection
aBuilder->SetCamera (aNewCamera);
aBuilder->SetWindowSize (aWinSize.x(), aWinSize.y());
aMgr = mySelectingVolumeMgr.CopyWithBuilder (aBuilder);
}
else
{
aMgr = mySelectingVolumeMgr;
}
myCameraScale = aMgr.Camera()->IsOrthographic()
? aMgr.Camera()->Scale()
: 2.0 * Tan (aMgr.Camera()->FOVy() * M_PI / 360.0);
myCameraScale *= aPixelSize;
const opencascade::handle<BVH_Tree<Standard_Real, 3> >& aBVHTree = mySelectableObjects.BVH (aBVHSubset);
Standard_Integer aNode = 0;

2
src/SelectMgr/SelectMgr_ViewerSelector.hxx
View File

@ -328,7 +328,7 @@ protected:
//! @param theObject [in] the selectable object for traversal.
//! @param theMgr [in] the (un)transformed copy of the selecting volume manager representing active selection frustum.
//! @param theCamera, theProjectionMat, theWorldViewMat [in] the source camera and matrices for theMgr given.
//! @param theWinSize [in] viewport (window) dimensions for evaluating
//! @param theViewportWidth, theViewportHeight [in] viewport (window) dimensions for evaluating
//! object's transformation persistence.
Standard_EXPORT void traverseObject (const Handle(SelectMgr_SelectableObject)& theObject,
const SelectMgr_SelectingVolumeManager& theMgr,

71
src/ViewerTest/ViewerTest.cxx
View File

@ -5100,24 +5100,6 @@ static int VDisplay2 (Draw_Interpretor& theDI,
aTrsfPers = new Graphic3d_TransformPers (aTrsfPers->Mode(), Aspect_TypeOfTriedronPosition (aCorner), Graphic3d_Vec2i (aZ.IntegerValue()));
}
}
else if (aNameCase == "-trsfPersOrtho")
{
if (aTrsfPers.IsNull())
{
Message::SendFail() << "Error: wrong syntax at " << aName << ".";
return 1;
}
toSetTrsfPers = Standard_True;
if (aTrsfPers->IsZoomOrRotate())
{
aTrsfPers = new Graphic3d_TransformPers (aTrsfPers->Mode() | Graphic3d_TMF_OrthoPers, aTrsfPers->AnchorPoint());
}
else if (aTrsfPers->IsTrihedronOr2d())
{
aTrsfPers = new Graphic3d_TransformPers (aTrsfPers->Mode() | Graphic3d_TMF_OrthoPers, aTrsfPers->Corner2d(), aTrsfPers->Offset2d());
}
}
else if (aNameCase == "-layer"
|| aNameCase == "-zlayer")
{
@ -6648,45 +6630,42 @@ If last 3 optional parameters are not set prints numbers of U-, V- isolines and
addCmd ("vdisplay", VDisplay2, /* [vdisplay] */ R"(
vdisplay [-noupdate|-update] [-mutable] [-neutral]
[-trsfPers {zoom|rotate|zoomRotate|trihedron|none}=none]
[-trsfPers {zoom|rotate|zoomRotate|none}=none]
[-trsfPersPos X Y [Z]] [-3d]
[-2d|-trihedron [{top|bottom|left|right|topLeft
|topRight|bottomLeft|bottomRight}
[offsetX offsetY]]]
[-trsfPersOrtho]
[-dispMode mode] [-highMode mode]
[-layer index] [-top|-topmost|-overlay|-underlay]
[-redisplay] [-erased]
[-noecho] [-autoTriangulation {0|1}]
name1 [name2] ... [name n]
Displays named objects.
-noupdate Suppresses viewer redraw call.
-mutable Enables optimizations for mutable objects.
-neutral Draws objects in main viewer.
-erased Loads the object into context, but does not display it.
-layer Sets z-layer for objects.
Alternatively -overlay|-underlay|-top|-topmost
options can be used for the default z-layers.
-top Draws object on top of main presentations
but below topmost.
-topmost Draws in overlay for 3D presentations.
with independent Depth.
-overlay Draws objects in overlay for 2D presentations.
(On-Screen-Display)
-underlay Draws objects in underlay for 2D presentations.
(On-Screen-Display)
-noupdate Suppresses viewer redraw call.
-mutable Enables optimizations for mutable objects.
-neutral Draws objects in main viewer.
-erased Loads the object into context, but does not display it.
-layer Sets z-layer for objects.
Alternatively -overlay|-underlay|-top|-topmost
options can be used for the default z-layers.
-top Draws object on top of main presentations
but below topmost.
-topmost Draws in overlay for 3D presentations.
with independent Depth.
-overlay Draws objects in overlay for 2D presentations.
(On-Screen-Display)
-underlay Draws objects in underlay for 2D presentations.
(On-Screen-Display)
-selectable|-noselect Controls selection of objects.
-trsfPers Sets a transform persistence flags.
-trsfPersPos Sets an anchor point for transform persistence.
-2d Displays object in screen coordinates.
(DY looks up)
-trsfPersOrtho Set orthographic transform persistence.
(Objects shown with orthographic projection)
-dispmode Sets display mode for objects.
-highmode Sets hilight mode for objects.
-redisplay Recomputes presentation of objects.
-noecho Avoid printing of command results.
-autoTriang Enable/disable auto-triangulation for displayed shape.
-trsfPers Sets a transform persistence flags.
-trsfPersPos Sets an anchor point for transform persistence.
-2d Displays object in screen coordinates.
(DY looks up)
-dispmode Sets display mode for objects.
-highmode Sets hilight mode for objects.
-redisplay Recomputes presentation of objects.
-noecho Avoid printing of command results.
-autoTriang Enable/disable auto-triangulation for displayed shape.
)" /* [vdisplay] */);
addCmd ("vnbdisplayed", VNbDisplayed, /* [vnbdisplayed] */ R"(

7
src/ViewerTest/ViewerTest_ViewerCommands.cxx
View File

@ -13686,12 +13686,6 @@ static int VViewCube (Draw_Interpretor& ,
{
aViewCube->SetAxesSphereRadius (Draw::Atof (theArgVec[++anArgIter]));
}
else if (anArg == "-orthopers")
{
const Handle(Graphic3d_TransformPers)& aTrsfPers = aViewCube->TransformPersistence();
Handle(Graphic3d_TransformPers) anOrthoPers = new Graphic3d_TransformPers (Graphic3d_TMF_TriedronPers | Graphic3d_TMF_OrthoPers, aTrsfPers->Corner2d(), aTrsfPers->Offset2d());
aViewCube->SetTransformPersistence (anOrthoPers);
}
else
{
Message::SendFail() << "Syntax error: unknown argument '" << anArg << "'";
@ -14989,7 +14983,6 @@ Displays interactive view manipulation object. Options:
-axesSphereRadius Value radius of the sphere (central point) of trihedron
-fixedAnimation {0|1} uninterruptible animation loop
-duration Seconds animation duration in seconds
-orthoPers force orthographic projection persistence.
)" /* [vviewcube] */);
addCmd ("vcolorconvert", VColorConvert, /* [vcolorconvert] */ R"(

37
tests/v3d/viewcube/orthopers
View File

@ -1,37 +0,0 @@
puts "=================================="
puts "0028954: Visualization - compare AIS_ViewCube on perspective view with and without orthographic persistence"
puts "=================================="
pload MODELING VISUALIZATION
vclear
vinit View1
vcamera -persp
box b 15 20 70
vdisplay -dispMode 1 b
vaxo
vfit
vviewcube vc -fixedAnimation 1 -duration 0 -orthoPers
vmoveto 70 350
if {[vreadpixel 95 350 name rgb] != "GRAY62"} { puts "Error: Highlighting of view cube Side is wrong." }
vmoveto 0 0
vdump $imagedir/${casename}_axo.png
# check FRONT side
vselect 70 340
if {[vreadpixel 255 300 name rgb] != "BLACK"} { puts "Error: Position of FRONT camera is wrong." }
vdump $imagedir/${casename}_side.png
# check FRONT/TOP edge
vselect 110 270
if {[vreadpixel 100 320 name rgb] != "GRAY57"} { puts "Error: Position of FRONT-TOP camera is wrong." }
if {[vreadpixel 100 310 name rgb] != "CYAN"} { puts "Error: Position of FRONT-TOP camera is wrong." }
vdump $imagedir/${casename}_edge.png
# Check vertex
vselect 140 310
if {[vreadpixel 100 290 name rgb] != "GRAY41"} { puts "Error: Position of TOP-FRONT-RIGHT camera is wrong." }
if {[vreadpixel 100 310 name rgb] != "CYAN"} { puts "Error: Position of TOP-FRONT-RIGHT camera is wrong." }
if {[vreadpixel 100 320 name rgb] != "GRAY62"} { puts "Error: Position of TOP-FRONT-RIGHT camera is wrong." }
vdump $imagedir/${casename}_corner.png