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Fix: don't move grid during panning

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This commit is contained in:
mzernova 2025-02-04 16:46:26 +00:00
parent 032a3aa3e4
commit f891937306
3 changed files with 19 additions and 0 deletions
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4
src/AIS/AIS_ViewController.cxx
View File

@ -1510,6 +1510,10 @@ void AIS_ViewController::handlePanning (const Handle(V3d_View)& theView)
AbortViewAnimation();
const Handle(Graphic3d_Camera)& aCam = theView->Camera();
aCam->SetPanningVector(aCam->PanningVector() +
gp_Vec2d(theView->Convert(myGL.Panning.Delta.x()),
theView->Convert(myGL.Panning.Delta.y())));
if (aCam->IsOrthographic()
|| !hasPanningAnchorPoint())
{

12
src/Graphic3d/Graphic3d_Camera.hxx
View File

@ -289,6 +289,17 @@ public:
myRotationPoint = theRotationPoint;
};
//! Get panning translation.
//! @return the panning translation.
gp_Vec2d PanningVector() const { return myPanningVector; }
//! Sets panning translation.
//! @param thePanningVector [in] the panning translation.
void SetPanningVector(const gp_Vec2d &thePanningVector)
{
myPanningVector = thePanningVector;
};
//! Get distance of Eye from camera Center.
//! @return the distance.
Standard_Real Distance() const { return myDistance; }
@ -854,6 +865,7 @@ private:
gp_Dir myDirection;//!< Camera view direction (from eye)
gp_Pnt myEye; //!< Camera eye position
gp_Pnt myRotationPoint;
gp_Vec2d myPanningVector;
Standard_Real myDistance; //!< distance from Eye to Center
gp_XYZ myAxialScale; //!< World axial scale.

3
src/OpenGl/OpenGl_View.cxx
View File

@ -2599,6 +2599,9 @@ void OpenGl_View::renderGrid()
aTranslationInv.SetColumn (3, -aRotationVec);
OpenGl_Mat4 aWorldViewStateCorrected = aTranslationInv * aWorldViewCurrent * aTranslation;
aPosition.ChangeCoord() += gp_XYZ (aWorldViewStateCorrected (0, 3), aWorldViewStateCorrected (1, 3), -aZFar);
gp_XYZ aPanningVector (aCamera->PanningVector().X(), aCamera->PanningVector().Y(), 0.0);
aPosition.ChangeCoord() -= aPanningVector;
}
OpenGl_Mat4 aTranslation;
aTranslation.SetColumn (3, Graphic3d_Vec4 ((float)aPosition.X(), (float)aPosition.Y(), (float)aPosition.Z(), 1.0));