FGFS-4.1/OpenSceneGraph
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added osg::BufferObject and a made a number associated to accomodate this

Browse Source 
new class. osg::BufferObject wraps up OpenGL pixel and array buffer objects.
Currently implementation is work in progress.
This commit is contained in:
Robert Osfield
2005-02-09 10:39:45 +00:00
parent 1a9b5ddbbf
commit 117c791a3b
34 changed files with 1017 additions and 253 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
include/osg/Array
View File

@@ -56,13 +56,15 @@ class SG_EXPORT Array : public Object
Array(Type arrayType=ArrayType,GLint dataSize=0,GLenum dataType=0):
_arrayType(arrayType),
_dataSize(dataSize),
_dataType(dataType) {}
_dataType(dataType),
_modifiedCount(0) {}
Array(const Array& array,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
Object(array,copyop),
_arrayType(array._arrayType),
_dataSize(array._dataSize),
_dataType(array._dataType) {}
_dataType(array._dataType),
_modifiedCount(0) {}
virtual bool isSameKindAs(const Object* obj) const { return dynamic_cast<const Array*>(obj)!=NULL; }
virtual const char* libraryName() const { return "osg"; }
@@ -85,6 +87,15 @@ class SG_EXPORT Array : public Object
virtual unsigned int getTotalDataSize() const = 0;
virtual unsigned int getNumElements() const = 0;
/** Dirty the primitive, which increments the modified count, to force buffer objects to update. */
inline void dirty() { ++_modifiedCount; }
/** Set the modified count value.*/
inline void setModifiedCount(unsigned int value) { _modifiedCount=value; }
/** Get modified count value.*/
inline unsigned int getModifiedCount() const { return _modifiedCount; }
protected:
virtual ~Array() {}
@@ -92,6 +103,7 @@ class SG_EXPORT Array : public Object
Type _arrayType;
GLint _dataSize;
GLenum _dataType;
unsigned int _modifiedCount;
};
template<typename T, Array::Type ARRAYTYPE, int DataSize, int DataType>