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Various work on osgViewer library, including warp point and graphics window resize support

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This commit is contained in:
Robert Osfield
2007-01-01 18:20:10 +00:00
parent 88fc4ee986
commit 7155f7d1b0
36 changed files with 1624 additions and 1030 deletions
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82
include/osg/PrimitiveSet
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@@ -200,13 +200,15 @@ class OSG_EXPORT PrimitiveSet : public Object
PrimitiveSet(Type primType=PrimitiveType,GLenum mode=0):
_primitiveType(primType),
_mode(mode),
_modifiedCount(0) {}
_modifiedCount(0),
_rangeModifiedCount(0) {}
PrimitiveSet(const PrimitiveSet& prim,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
Object(prim,copyop),
_primitiveType(prim._primitiveType),
_mode(prim._mode),
_modifiedCount(0) {}
_modifiedCount(0),
_rangeModifiedCount(0) {}
virtual bool isSameKindAs(const Object* obj) const { return dynamic_cast<const PrimitiveSet*>(obj)!=NULL; }
virtual const char* libraryName() const { return "osg"; }
@@ -245,6 +247,8 @@ class OSG_EXPORT PrimitiveSet : public Object
* for all graphics contexts. */
virtual void releaseGLObjects(State* /*state*/=0) const {}
virtual void computeRange() const {}
protected:
virtual ~PrimitiveSet() {}
@@ -252,7 +256,7 @@ class OSG_EXPORT PrimitiveSet : public Object
Type _primitiveType;
GLenum _mode;
unsigned int _modifiedCount;
mutable unsigned int _rangeModifiedCount;
struct ObjectIDModifiedCountPair
{
@@ -435,10 +439,34 @@ class OSG_EXPORT DrawElementsUByte : public PrimitiveSet, public VectorGLubyte
virtual void releaseGLObjects(State* state=0) const;
virtual void computeRange() const
{
if (empty())
{
_minIndex = 0;
_maxIndex = 0;
_rangeModifiedCount = _modifiedCount;
return;
}
_minIndex = front();
_maxIndex = _minIndex;
for(vector_type::const_iterator itr=begin(); itr!=end(); ++itr)
{
if (*itr<_minIndex) _minIndex = *itr;
if (*itr>_maxIndex) _maxIndex = *itr;
}
_rangeModifiedCount = _modifiedCount;
}
protected:
virtual ~DrawElementsUByte();
mutable unsigned int _minIndex;
mutable unsigned int _maxIndex;
mutable GLObjectList _vboList;
};
@@ -491,10 +519,34 @@ class OSG_EXPORT DrawElementsUShort : public PrimitiveSet, public VectorGLushort
virtual void releaseGLObjects(State* state=0) const;
virtual void computeRange() const
{
if (empty())
{
_minIndex = 0;
_maxIndex = 0;
_rangeModifiedCount = _modifiedCount;
return;
}
_minIndex = front();
_maxIndex = _minIndex;
for(vector_type::const_iterator itr=begin(); itr!=end(); ++itr)
{
if (*itr<_minIndex) _minIndex = *itr;
if (*itr>_maxIndex) _maxIndex = *itr;
}
_rangeModifiedCount = _modifiedCount;
}
protected:
virtual ~DrawElementsUShort();
mutable unsigned int _minIndex;
mutable unsigned int _maxIndex;
mutable GLObjectList _vboList;
};
@@ -545,10 +597,34 @@ class OSG_EXPORT DrawElementsUInt : public PrimitiveSet, public VectorGLuint
virtual void releaseGLObjects(State* state=0) const;
virtual void computeRange() const
{
if (empty())
{
_minIndex = 0;
_maxIndex = 0;
_rangeModifiedCount = _modifiedCount;
return;
}
_minIndex = front();
_maxIndex = _minIndex;
for(vector_type::const_iterator itr=begin(); itr!=end(); ++itr)
{
if (*itr<_minIndex) _minIndex = *itr;
if (*itr>_maxIndex) _maxIndex = *itr;
}
_rangeModifiedCount = _modifiedCount;
}
protected:
virtual ~DrawElementsUInt();
mutable unsigned int _minIndex;
mutable unsigned int _maxIndex;
mutable GLObjectList _vboList;
};