FGFS-4.1/OpenSceneGraph
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Moved Drawable across to using osg::buffered_value.

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Added new osg::State::setInterleavedArray() method.

Added new osg::Group::setNode(uint,Node*) method.

Cleaned up and fixed the osg::Texture's handling of dirtyTextureParamters().
This commit is contained in:
Robert Osfield 2002-11-19 10:56:59 +00:00
parent 42fb3c5987
commit 5fca8ea229
11 changed files with 68 additions and 82 deletions
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15
include/osg/Drawable
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@ -10,10 +10,7 @@
#include <osg/Types>
#include <osg/NodeVisitor>
#include <osg/Shape>
#include <vector>
#include <map>
#include <set>
#include <osg/buffered_value>
namespace osg {
@ -381,18 +378,13 @@ class SG_EXPORT Drawable : public Object
bool _supportsDisplayList;
bool _useDisplayList;
typedef std::vector<uint> GLObjectList;
typedef osg::buffered_value<uint> GLObjectList;
mutable GLObjectList _globjList;
ref_ptr<AppCallback> _appCallback;
ref_ptr<DrawCallback> _drawCallback;
ref_ptr<CullCallback> _cullCallback;
// static cache of deleted display lists which can only
// by completely deleted once the appropriate OpenGL context
// is set.
typedef std::map<uint,std::set<uint> > DeletedDisplayListCache;
static DeletedDisplayListCache s_deletedDisplayListCache;
};
@ -405,9 +397,6 @@ inline void Drawable::draw(State& state)
// current OpenGL context.
uint contextID = state.getContextID();
// fill in array if required.
while (_globjList.size()<=contextID) _globjList.push_back(0);
// get the globj for the current contextID.
uint& globj = _globjList[contextID];

26
include/osg/Group
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@ -50,23 +50,29 @@ class SG_EXPORT Group : public Node
virtual bool removeChild( Node *child );
/** Replace specified Node with another Node.
* Decrement the reference count origNode and increments the
* Equivalent to setChild(findChildNum(orignChild),node),
* see docs for setChild for futher details on implementation.*/
virtual bool replaceChild( Node *origChild, Node* newChild );
/** return the number of chilren nodes.*/
inline unsigned int getNumChildren() const { return _children.size(); }
/** set child node at position i.
* return true if set correctly, false on failure (if node==NULL || i is out of range).
* When set can be successful applied, the algorithm is : decrement the reference count origNode and increments the
* reference count of newNode, and dirty the bounding sphere
* to force it to recompute on next getBound() and returns true.
* If origNode is not found then return false and do not
* add newNode. If newNode is NULL then return false and do
* not remove origNode. Also returns false if newChild is a Scene node.
*/
virtual bool replaceChild( Node *origChild, Node* newChild );
/** return the number of chilren nodes.*/
inline unsigned int getNumChildren() const { return _children.size(); }
virtual bool setChild( unsigned int i, Node* node );
/** return child node at position i.*/
inline Node *getChild( unsigned int i ) { return _children[i].get(); }
inline Node* getChild( unsigned int i ) { return _children[i].get(); }
/** return child node at position i.*/
inline const Node *getChild( unsigned int i ) const { return _children[i].get(); }
inline const Node* getChild( unsigned int i ) const { return _children[i].get(); }
/** return true if node is contained within Group.*/
inline bool containsNode( const Node* node ) const
@ -113,11 +119,11 @@ class SG_EXPORT Group : public Node
/** Find the index number of child, return a value between
* 0 and _children.size()-1 if found, if not found then
* return _children.size().*/
inline unsigned int findChildNo( const Node* node ) const
inline unsigned int findChildNum( const Node* node ) const
{
for (unsigned int childNo=0;childNo<_children.size();++childNo)
for (unsigned int childNum=0;childNum<_children.size();++childNum)
{
if (_children[childNo]==node) return childNo;
if (_children[childNum]==node) return childNum;
}
return _children.size(); // node not found.
}

7
include/osg/State
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@ -221,6 +221,13 @@ class SG_EXPORT State : public Referenced
/** dirty the vertex, normal, color, tex coords, secenday color, fog coord and index arrays.*/
void dirtyAllVertexArrays();
/** Wrapper around glInterleavedArrays(..).
* also resets the internal array points and modes within osg::State to keep the other
* vertex array operations consistent. */
void setInterleavedArrays( GLenum format, GLsizei stride, void* pointer);
/** wrapper around glEnableClientState(GL_VERTEX_ARRAY);glVertexPointer(..);
* note, only updates values that change.*/
inline void setVertexPointer( GLint size, GLenum type,

36
include/osg/Texture
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@ -176,39 +176,6 @@ class SG_EXPORT Texture : public osg::StateAttribute
bool isCompressedInternalFormat() const;
// /** Get the handle to the texture object for the current context.*/
// /** return the OpenGL texture object for specified context.*/
// inline GLuint& getTextureObject(uint contextID) const
// {
// // pad out handle list if required.
// if (_handleList.size()<=contextID)
// _handleList.resize(contextID+1,0);
//
// // get the globj for the current contextID.
// return _handleList[contextID];
// }
//
// inline uint& getModifiedTag(uint contextID) const
// {
// // pad out handle list if required.
// if (_modifiedTag.size()<=contextID)
// _modifiedTag.resize(contextID+1,0);
//
// // get the modified tag for the current contextID.
// return _modifiedTag[contextID];
// }
//
// inline uint& getTextureParameterDirty(uint contextID) const
// {
// // pad out handle list if required.
// if (_texParametersDirtyList.size()<=contextID)
// _texParametersDirtyList.resize(contextID+1,0);
//
// // get the dirty flag for the current contextID.
// return _texParametersDirtyList[contextID];
// }
/** Get the handle to the texture object for the current context.*/
/** return the OpenGL texture object for specified context.*/
@ -330,15 +297,12 @@ class SG_EXPORT Texture : public osg::StateAttribute
/** return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs.*/
int compareTexture(const Texture& rhs) const;
// typedef std::vector<GLuint> TextureNameList;
typedef buffered_value<GLuint> TextureNameList;
mutable TextureNameList _handleList;
// typedef std::vector<uint> ImageModifiedTag;
typedef buffered_value<uint> ImageModifiedTag;
mutable ImageModifiedTag _modifiedTag;
// typedef std::vector<uint> TexParameterDirtyList;
typedef buffered_value<uint> TexParameterDirtyList;
mutable TexParameterDirtyList _texParametersDirtyList;

18
src/osg/Drawable.cpp
View File

@ -8,15 +8,19 @@
#include <osg/Node>
#include <algorithm>
#include <map>
#include <set>
using namespace osg;
Drawable::DeletedDisplayListCache Drawable::s_deletedDisplayListCache;
// static cache of deleted display lists which can only
// by completely deleted once the appropriate OpenGL context
// is set. Used osg::Drawable::deleteDisplayList(..) and flushDeletedDisplayLists(..) below.
typedef std::map<GLuint,std::set<GLuint> > DeletedDisplayListCache;
static DeletedDisplayListCache s_deletedDisplayListCache;
Drawable::Drawable()
{
_globjList.resize(DisplaySettings::instance()->getMaxNumberOfGraphicsContexts(),0);
_bbox_computed = false;
// Note, if your are defining a subclass from drawable which is
@ -26,7 +30,6 @@ Drawable::Drawable()
// dynamic updating of data.
_supportsDisplayList = true;
_useDisplayList = true;
}
Drawable::Drawable(const Drawable& drawable,const CopyOp& copyop):
@ -38,10 +41,10 @@ Drawable::Drawable(const Drawable& drawable,const CopyOp& copyop):
_shape(copyop(drawable._shape.get())),
_supportsDisplayList(drawable._supportsDisplayList),
_useDisplayList(drawable._useDisplayList),
_globjList(drawable._globjList),
_drawCallback(drawable._drawCallback),
_cullCallback(drawable._cullCallback)
{}
{
}
Drawable::~Drawable()
{
@ -90,9 +93,6 @@ void Drawable::compile(State& state)
// current OpenGL context.
uint contextID = state.getContextID();
// fill in array if required.
while (_globjList.size()<=contextID) _globjList.push_back(0);
// get the globj for the current contextID.
uint& globj = _globjList[contextID];

2
src/osg/GeoSet.cpp
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@ -11,6 +11,8 @@
#include <osg/Geometry>
#include <osg/ShadeModel>
#include <set>
using namespace osg;
GeoSet::GeoSet()

19
src/osg/Group.cpp
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@ -146,15 +146,28 @@ bool Group::replaceChild( Node *origNode, Node *newNode )
{
if (newNode==NULL || origNode==newNode) return false;
ChildList::iterator itr = findNode(origNode);
if (itr!=_children.end())
unsigned int pos = findChildNum(origNode);
if (pos<_children.size())
{
return setChild(pos,newNode);
}
return false;
}
bool Group::setChild( unsigned int i, Node* newNode )
{
if (i<_children.size() && newNode)
{
Node* origNode = _children[i].get();
// first remove for origNode's parent list.
origNode->removeParent(this);
// note ref_ptr<> automatically handles decrementing origNode's reference count,
// and inccrementing newNode's reference count.
*itr = newNode;
_children[i] = newNode;
// register as parent of child.
newNode->addParent(this);

2
src/osg/LOD.cpp
View File

@ -69,7 +69,7 @@ bool LOD::addChild(Node *child, float min, float max)
bool LOD::removeChild( Node *child )
{
// find the child's position.
unsigned int pos=findChildNo(child);
unsigned int pos=findChildNum(child);
if (pos==_children.size()) return false;
_rangeList.erase(_rangeList.begin()+pos);

11
src/osg/State.cpp
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@ -427,6 +427,17 @@ void State::dirtyAllVertexArrays()
dirtySecondaryColorPointer();
}
void State::setInterleavedArrays( GLenum format, GLsizei stride, void* pointer)
{
glInterleavedArrays( format, stride, pointer);
// the crude way, assume that all arrays have been effected so dirty them and
// disable them...
dirtyAllVertexArrays();
disableAllVertexArrays();
}
typedef void (APIENTRY * ActiveTextureProc) (GLenum texture);
bool State::setClientActiveTextureUnit( unsigned int unit )

6
src/osg/Switch.cpp
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@ -61,7 +61,7 @@ bool Switch::addChild( Node *child, bool value )
bool Switch::removeChild( Node *child )
{
// find the child's position.
unsigned int pos=findChildNo(child);
unsigned int pos=findChildNum(child);
if (pos==_children.size()) return false;
_values.erase(_values.begin()+pos);
@ -78,7 +78,7 @@ void Switch::setValue(unsigned int pos,bool value)
void Switch::setValue(const Node* child,bool value)
{
// find the child's position.
unsigned int pos=findChildNo(child);
unsigned int pos=findChildNum(child);
if (pos==_children.size()) return;
_values[pos]=value;
@ -93,7 +93,7 @@ bool Switch::getValue(unsigned int pos) const
bool Switch::getValue(const Node* child) const
{
// find the child's position.
unsigned int pos=findChildNo(child);
unsigned int pos=findChildNum(child);
if (pos==_children.size()) return false;
return _values[pos];

8
src/osg/Texture.cpp
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@ -19,9 +19,6 @@ Texture::Texture():
_internalFormatMode(USE_IMAGE_DATA_FORMAT),
_internalFormat(0)
{
// _handleList.resize(DisplaySettings::instance()->getMaxNumberOfGraphicsContexts(),0);
// _modifiedTag.resize(DisplaySettings::instance()->getMaxNumberOfGraphicsContexts(),0);
// _texParametersDirtyList.resize(DisplaySettings::instance()->getMaxNumberOfGraphicsContexts(),true);
}
Texture::Texture(const Texture& text,const CopyOp& copyop):
@ -36,9 +33,6 @@ Texture::Texture(const Texture& text,const CopyOp& copyop):
_internalFormatMode(text._internalFormatMode),
_internalFormat(text._internalFormat)
{
// _handleList.resize(DisplaySettings::instance()->getMaxNumberOfGraphicsContexts(),0);
// _modifiedTag.resize(DisplaySettings::instance()->getMaxNumberOfGraphicsContexts(),0);
// _texParametersDirtyList.resize(DisplaySettings::instance()->getMaxNumberOfGraphicsContexts(),true);
}
Texture::~Texture()
@ -134,7 +128,7 @@ void Texture::dirtyTextureParameters()
{
for(uint i=0;i<_texParametersDirtyList.size();++i)
{
_texParametersDirtyList[i] = 0;
_texParametersDirtyList[i] = 1;
}
}