FGFS-4.1/OpenSceneGraph
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Rewrote the handling of AutoTransform::setAutoScaleToScreen(bool) functionality so that is disabling CullingActive when switched on.

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This commit is contained in:
Robert Osfield 2018-04-02 18:26:26 +01:00
parent 11230c3f0b
commit 5c48904626
2 changed files with 8 additions and 26 deletions
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9
include/osg/AutoTransform
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@ -89,8 +89,7 @@ class OSG_EXPORT AutoTransform : public Transform
/** Get the front face direction normal. */
inline const Vec3& getNormal() const { return _normal; }
void setAutoScaleToScreen(bool autoScaleToScreen) { _autoScaleToScreen = autoScaleToScreen; }
void setAutoScaleToScreen(bool autoScaleToScreen);
bool getAutoScaleToScreen() const { return _autoScaleToScreen; }
void setAutoScaleTransitionWidthRatio(float ratio) { _autoScaleTransitionWidthRatio = ratio; }
@ -101,9 +100,6 @@ class OSG_EXPORT AutoTransform : public Transform
virtual bool computeWorldToLocalMatrix(Matrix& matrix,NodeVisitor* nv) const;
virtual BoundingSphere computeBound() const;
protected :
virtual ~AutoTransform() {}
@ -125,9 +121,6 @@ class OSG_EXPORT AutoTransform : public Transform
osg::Matrixd computeMatrix(const osg::NodeVisitor* nv) const;
mutable bool _matrixInitalized;
mutable osg::Matrixd _cachedMatrix;
enum AxisAligned
{
AXIAL_ROT_X_AXIS=ROTATE_TO_AXIS+1,

25
src/osg/AutoTransform.cpp
View File

@ -25,7 +25,6 @@ AutoTransform::AutoTransform():
_minimumScale(0.0),
_maximumScale(DBL_MAX),
_autoScaleTransitionWidthRatio(0.25),
_matrixInitalized(false),
_axis(0.0f,0.0f,1.0f),
_normal(0.0f,-1.0f,0.0f),
_cachedMode(NO_ROTATION),
@ -46,7 +45,6 @@ AutoTransform::AutoTransform(const AutoTransform& pat,const CopyOp& copyop):
_minimumScale(pat._minimumScale),
_maximumScale(pat._maximumScale),
_autoScaleTransitionWidthRatio(pat._autoScaleTransitionWidthRatio),
_matrixInitalized(false),
_axis(pat._axis),
_normal(pat._normal),
_cachedMode(pat._cachedMode),
@ -55,6 +53,13 @@ AutoTransform::AutoTransform(const AutoTransform& pat,const CopyOp& copyop):
// setNumChildrenRequiringUpdateTraversal(getNumChildrenRequiringUpdateTraversal()+1);
}
void AutoTransform::setAutoScaleToScreen(bool autoScaleToScreen)
{
_autoScaleToScreen = autoScaleToScreen;
if (_autoScaleToScreen) setCullingActive(false);
}
void AutoTransform::setAutoRotateMode(AutoRotateMode mode)
{
_autoRotateMode = mode;
@ -135,8 +140,6 @@ bool AutoTransform::computeWorldToLocalMatrix(Matrix& matrix,NodeVisitor* nv) co
osg::Matrixd AutoTransform::computeMatrix(const osg::NodeVisitor* nv) const
{
_matrixInitalized = true;
Quat rotation = _rotation;
osg::Vec3d scale = _scale;
@ -297,19 +300,5 @@ osg::Matrixd AutoTransform::computeMatrix(const osg::NodeVisitor* nv) const
matrix.preMultScale(scale);
matrix.preMultTranslate(-_pivotPoint);
_cachedMatrix = matrix;
return matrix;
}
BoundingSphere AutoTransform::computeBound() const
{
BoundingSphere bsphere;
if ( getAutoScaleToScreen() && !_matrixInitalized )
return bsphere;
bsphere = Transform::computeBound();
return bsphere;
}