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OpenSceneGraph/doc/doc++/osg/FragmentProgram.html
Robert Osfield ed10594139 Updated docs
2004-08-06 06:53:36 +00:00

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE>class SG_EXPORT osg::FragmentProgram</TITLE>
<META NAME="GENERATOR" CONTENT="DOC++ 3.4.6">
</HEAD>
<BODY BGCOLOR="#ffffff">
<H2>class SG_EXPORT <A HREF="#DOC.DOCU">osg::FragmentProgram</A></H2></H2><BLOCKQUOTE>FragmentProgram - encapsulates the OpenGL ARB fragment program state</BLOCKQUOTE>
<HR>
<H2>Inheritance:</H2>
<APPLET CODE="ClassGraph.class" WIDTH=600 HEIGHT=125>
<param name=classes value="CReferenced,MReferenced.html,CObject,MObject.html,CStateAttribute,MStateAttribute.html,CFragmentProgram,MFragmentProgram.html">
<param name=before value="M,M,M,M">
<param name=after value="Md_SPSP,Md_SP,Md_,M">
<param name=indent value="0,1,2,3">
<param name=arrowdir value="down">
</APPLET>
<HR>
<DL>
<P><DL>
<DT><H3>Public Classes</H3><DD><DT>
class SG_EXPORT <B><A HREF="Extensions.3.html">Extensions</A></B>: public <!1><A HREF="Referenced.html">osg::Referenced</A>
<DD><I>Extensions class which encapsulates the querring of extensions and associated function pointers, and provide convinience wrappers to check for the extensions or use the associated functions</I>
</DL></P>
<P><DL>
<DT><H3>Public Methods</H3><DD><DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif> <B><A HREF="#DOC.2.104.1">FragmentProgram</A></B>()
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif> <B><A HREF="#DOC.2.104.2">FragmentProgram</A></B>(const <!1><A HREF="FragmentProgram.html#DOC.2.104.2">FragmentProgram</A>&amp; vp, const <!1><A HREF="CopyOp.html">CopyOp</A>&amp; copyop=CopyOp::SHALLOW_COPY)
<DD><I>Copy constructor using CopyOp to manage deep vs shallow copy</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif> <B><A HREF="#DOC.2.104.3">META_StateAttribute</A></B>(<!1><A HREF="osg.html">osg</A>, <!1><A HREF="FragmentProgram.html">FragmentProgram</A>, <!1><A HREF="StateAttribute.html#DOC.2.229.6.45">FRAGMENTPROGRAM</A>)
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual int <B><A HREF="#DOC.2.104.4">compare</A></B>(const <!1><A HREF="StateAttribute.html">osg::StateAttribute</A>&amp; sa) const
<DD><I>return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual bool <B><A HREF="#DOC.2.104.5">getModeUsage</A></B>(<!1><A HREF="StateAttribute.html#DOC.2.229.20">ModeUsage</A>&amp; usage) const
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>inline GLuint&amp; <B><A HREF="#DOC.2.104.6">getFragmentProgramID</A></B>(unsigned int contextID) const
<DD><I>Get the handle to the fragment program id for the current context</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>inline void <B><A HREF="#DOC.2.104.7">setFragmentProgram</A></B>( const std::string&amp; program )
<DD><I>Set the fragment program using C++ style string</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>inline void <B><A HREF="#DOC.2.104.8">setFragmentProgram</A></B>( const char* program )
<DD><I>Set the fragment program using a C style string</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>inline const std::string&amp; <B><A HREF="#DOC.2.104.9">getFragmentProgram</A></B>() const
<DD><I>Get the fragment program</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>inline void <B><A HREF="#DOC.2.104.10">setProgramLocalParameter</A></B>(const GLuint <!1><A HREF="TemplateIndexArray.html#DOC.2.18.17">index</A>, const <!1><A HREF="osg.html#DOC.2.270">Vec4</A>&amp; p)
<DD><I>Set Program Parameters </I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>inline <!1><A HREF="FragmentProgram.html#DOC.2.104.11">LocalParamList</A>&amp; <B><A HREF="#DOC.2.104.12">getLocalParamList</A></B>()
<DD><I>Get list of Program Parameters </I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>inline const <!1><A HREF="FragmentProgram.html#DOC.2.104.11">LocalParamList</A>&amp; <B><A HREF="#DOC.2.104.13">getLocalParamList</A></B>() const
<DD><I>Get const list of Program Parameters </I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>inline void <B><A HREF="#DOC.2.104.14">setMatrix</A></B>(const GLenum mode, const <!1><A HREF="osg.html#DOC.2.134">Matrix</A>&amp; matrix)
<DD><I>Matrix </I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>void <B><A HREF="#DOC.2.104.15">dirtyFragmentProgramObject</A></B>()
<DD><I>Force a recompile on next apply() of associated OpenGL vertex program objects</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>static void <B><A HREF="#DOC.2.104.16">deleteFragmentProgramObject</A></B>(unsigned int contextID, GLuint handle)
<DD><I>use deleteFragmentProgramObject instead of glDeletePrograms to allow OpenGL Fragment Program objects to cached until they can be deleted by the OpenGL context in which they were created, specified by contextID</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>static void <B><A HREF="#DOC.2.104.17">flushDeletedFragmentProgramObjects</A></B>(unsigned int contextID, double currentTime, double&amp; availableTime)
<DD><I>flush all the cached fragment programs which need to be deleted in the OpenGL context related to contextID</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual void <B><A HREF="#DOC.2.104.18">apply</A></B>(<!1><A HREF="State.html">State</A>&amp; state) const
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual void <B><A HREF="#DOC.2.104.19">compileGLObjects</A></B>(<!1><A HREF="State.html">State</A>&amp; state) const
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual void <B><A HREF="#DOC.2.104.20">releaseGLObjects</A></B>(<!1><A HREF="State.html">State</A>* state=0) const
<DD><I>release an OpenGL objects in specified graphics context if State object is passed, otherwise release OpenGL objexts for all graphics context if State object pointer NULL</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>static <!1><A HREF="Extensions.3.html">Extensions</A>* <B><A HREF="#DOC.2.104.22">getExtensions</A></B>(unsigned int contextID, bool createIfNotInitalized)
<DD><I>Function to call to get the extension of a specified context.</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>static void <B><A HREF="#DOC.2.104.23">setExtensions</A></B>(unsigned int contextID, <!1><A HREF="Extensions.3.html">Extensions</A>* extensions)
<DD><I>setExtensions allows users to override the extensions across graphics contexts.</I>
</DL></P>
<P><DL>
<DT><H3>Public</H3><DD><DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>typedef std::map&lt;GLuint,<!1><A HREF="osg.html#DOC.2.270">Vec4</A>&gt; <B><A HREF="#DOC.2.104.11">LocalParamList</A></B>
</DL></P>
<P><DL>
<DT><H3>Protected Fields</H3><DD><DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>mutable <!1><A HREF="FragmentProgram.html#DOC.2.104.25">FragmentProgramIDList</A> <B><A HREF="#DOC.2.104.26">_fragmentProgramIDList</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>std::string <B><A HREF="#DOC.2.104.27">_fragmentProgram</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif><!1><A HREF="FragmentProgram.html#DOC.2.104.11">LocalParamList</A> <B><A HREF="#DOC.2.104.28">_programLocalParameters</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif><!1><A HREF="FragmentProgram.html#DOC.2.104.29">MatrixList</A> <B><A HREF="#DOC.2.104.30">_matrixList</A></B>
</DL></P>
<P><DL>
<DT><H3>Protected Methods</H3><DD><DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual <B><A HREF="#DOC.2.104.24">~FragmentProgram</A></B>()
</DL></P>
<P><DL>
<DT><H3>Protected</H3><DD><DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>typedef <!1><A HREF="buffered_value.html">buffered_value</A>&lt;GLuint&gt; <B><A HREF="#DOC.2.104.25">FragmentProgramIDList</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>typedef std::map&lt;GLenum,<!1><A HREF="osg.html#DOC.2.134">Matrix</A>&gt; <B><A HREF="#DOC.2.104.29">MatrixList</A></B>
</DL></P>
</DL>
<HR><H3>Inherited from <A HREF="StateAttribute.html">StateAttribute</A>:</H3>
<DL>
<P><DL>
<DT><H3>Public Classes</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>enum <B>Values</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>enum <B>Types</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>struct <B>ModeUsage</B>
</DL></P>
<P><DL>
<DT><H3>Public Methods</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>virtual <!1><A HREF="Object.html">Object</A>* <B>cloneType</B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual <!1><A HREF="Object.html">Object</A>* <B>clone</B>(const <!1><A HREF="CopyOp.html">CopyOp</A>&amp;) const
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual bool <B>isSameKindAs</B>(const <!1><A HREF="Object.html">Object</A>* obj) const
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual const char* <B>libraryName</B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual const char* <B>className</B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual <!1><A HREF="StateAttribute.html#DOC.2.229.5">Type</A> <B>getType</B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual bool <B>isTextureAttribute</B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>bool <B>operator < </B>(const <!1><A HREF="StateAttribute.html">StateAttribute</A>&amp; rhs) const
<DT>
<IMG ALT="o" SRC=icon2.gif>bool <B>operator == </B>(const <!1><A HREF="StateAttribute.html">StateAttribute</A>&amp; rhs) const
<DT>
<IMG ALT="o" SRC=icon2.gif>bool <B>operator != </B>(const <!1><A HREF="StateAttribute.html">StateAttribute</A>&amp; rhs) const
</DL></P>
<P><DL>
<DT><H3>Public</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>typedef GLenum <B>GLMode</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>typedef unsigned int <B>GLModeValue</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>typedef unsigned int <B>OverrideValue</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>typedef unsigned int <B>Type</B>
</DL></P>
</DL>
<HR><H3>Inherited from <A HREF="Object.html">Object</A>:</H3>
<DL>
<P><DL>
<DT><H3>Public Classes</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>enum <B>DataVariance</B>
</DL></P>
<P><DL>
<DT><H3>Public Methods</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>inline void <B>setDataVariance</B>(<!1><A HREF="Object.html#DOC.2.167.8">DataVariance</A> dv)
<DT>
<IMG ALT="o" SRC=icon2.gif>inline <!1><A HREF="Object.html#DOC.2.167.8">DataVariance</A> <B>getDataVariance</B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>inline void <B>setUserData</B>(<!1><A HREF="Referenced.html">Referenced</A>* obj)
<DT>
<IMG ALT="o" SRC=icon2.gif>inline <!1><A HREF="Referenced.html">Referenced</A>* <B>getUserData</B>()
<DT>
<IMG ALT="o" SRC=icon2.gif>inline const <!1><A HREF="Referenced.html">Referenced</A>* <B>getUserData</B>() const
</DL></P>
<P><DL>
<DT><H3>Protected Fields</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif><!1><A HREF="Object.html#DOC.2.167.8">DataVariance</A> <B>_dataVariance</B>
<DT>
<IMG ALT="o" SRC=icon2.gif><!1><A HREF="ref_ptr.html">ref_ptr</A>&lt;<!1><A HREF="Referenced.html">Referenced</A>&gt; <B>_userData</B>
</DL></P>
</DL>
<HR><H3>Inherited from <A HREF="Referenced.html">Referenced</A>:</H3>
<DL>
<P><DL>
<DT><H3>Public Methods</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>inline <!1><A HREF="Referenced.html">Referenced</A>&amp; <B>operator = </B>(const <!1><A HREF="Referenced.html">Referenced</A>&amp;)
<DT>
<IMG ALT="o" SRC=icon2.gif>static void <B>setDeleteHandler</B>(<!1><A HREF="DeleteHandler.html">DeleteHandler</A>* handler)
<DT>
<IMG ALT="o" SRC=icon2.gif>static <!1><A HREF="DeleteHandler.html">DeleteHandler</A>* <B>getDeleteHandler</B>()
<DT>
<IMG ALT="o" SRC=icon2.gif>inline void <B>ref</B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>inline void <B>unref_nodelete</B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>inline int <B>referenceCount</B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>inline void <B>unref</B>() const
</DL></P>
<P><DL>
<DT><H3>Protected Fields</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>mutable OpenThreads::Mutex <B>_refMutex</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>mutable int <B>_refCount</B>
</DL></P>
</DL>
<A NAME="DOC.DOCU"></A>
<HR>
<H2>Documentation</H2>
<BLOCKQUOTE>FragmentProgram - encapsulates the OpenGL ARB fragment program state</BLOCKQUOTE>
<DL>
<A NAME="FragmentProgram"></A>
<A NAME="DOC.2.104.1"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B> FragmentProgram()</B></TT>
<DL><DT><DD></DL><P>
<A NAME="FragmentProgram"></A>
<A NAME="DOC.2.104.2"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B> FragmentProgram(const <!1><A HREF="FragmentProgram.html#DOC.2.104.2">FragmentProgram</A>&amp; vp, const <!1><A HREF="CopyOp.html">CopyOp</A>&amp; copyop=CopyOp::SHALLOW_COPY)</B></TT>
<DD>Copy constructor using CopyOp to manage deep vs shallow copy
<DL><DT><DD></DL><P>
<A NAME="META_StateAttribute"></A>
<A NAME="DOC.2.104.3"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B> META_StateAttribute(<!1><A HREF="osg.html">osg</A>, <!1><A HREF="FragmentProgram.html">FragmentProgram</A>, <!1><A HREF="StateAttribute.html#DOC.2.229.6.45">FRAGMENTPROGRAM</A>)</B></TT>
<DL><DT><DD></DL><P>
<A NAME="compare"></A>
<A NAME="DOC.2.104.4"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual int compare(const <!1><A HREF="StateAttribute.html">osg::StateAttribute</A>&amp; sa) const </B></TT>
<DD>return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs
<DL><DT><DD></DL><P>
<A NAME="getModeUsage"></A>
<A NAME="DOC.2.104.5"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual bool getModeUsage(<!1><A HREF="StateAttribute.html#DOC.2.229.20">ModeUsage</A>&amp; usage) const </B></TT>
<DL><DT><DD></DL><P>
<A NAME="getFragmentProgramID"></A>
<A NAME="DOC.2.104.6"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>inline GLuint&amp; getFragmentProgramID(unsigned int contextID) const </B></TT>
<DD>Get the handle to the fragment program id for the current context
<DL><DT><DD></DL><P>
<A NAME="setFragmentProgram"></A>
<A NAME="DOC.2.104.7"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>inline void setFragmentProgram( const std::string&amp; program )</B></TT>
<DD>Set the fragment program using C++ style string
<DL><DT><DD></DL><P>
<A NAME="setFragmentProgram"></A>
<A NAME="DOC.2.104.8"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>inline void setFragmentProgram( const char* program )</B></TT>
<DD>Set the fragment program using a C style string
<DL><DT><DD></DL><P>
<A NAME="getFragmentProgram"></A>
<A NAME="DOC.2.104.9"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>inline const std::string&amp; getFragmentProgram() const </B></TT>
<DD>Get the fragment program
<DL><DT><DD></DL><P>
<A NAME="setProgramLocalParameter"></A>
<A NAME="DOC.2.104.10"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>inline void setProgramLocalParameter(const GLuint <!1><A HREF="TemplateIndexArray.html#DOC.2.18.17">index</A>, const <!1><A HREF="osg.html#DOC.2.270">Vec4</A>&amp; p)</B></TT>
<DD>Set Program Parameters
<DL><DT><DD></DL><P>
<A NAME="LocalParamList"></A>
<A NAME="DOC.2.104.11"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>typedef std::map&lt;GLuint,<!1><A HREF="osg.html#DOC.2.270">Vec4</A>&gt; LocalParamList</B></TT>
<DL><DT><DD></DL><P>
<A NAME="getLocalParamList"></A>
<A NAME="DOC.2.104.12"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>inline <!1><A HREF="FragmentProgram.html#DOC.2.104.11">LocalParamList</A>&amp; getLocalParamList()</B></TT>
<DD>Get list of Program Parameters
<DL><DT><DD></DL><P>
<A NAME="getLocalParamList"></A>
<A NAME="DOC.2.104.13"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>inline const <!1><A HREF="FragmentProgram.html#DOC.2.104.11">LocalParamList</A>&amp; getLocalParamList() const </B></TT>
<DD>Get const list of Program Parameters
<DL><DT><DD></DL><P>
<A NAME="setMatrix"></A>
<A NAME="DOC.2.104.14"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>inline void setMatrix(const GLenum mode, const <!1><A HREF="osg.html#DOC.2.134">Matrix</A>&amp; matrix)</B></TT>
<DD>Matrix
<DL><DT><DD></DL><P>
<A NAME="dirtyFragmentProgramObject"></A>
<A NAME="DOC.2.104.15"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>void dirtyFragmentProgramObject()</B></TT>
<DD>Force a recompile on next apply() of associated OpenGL vertex program objects
<DL><DT><DD></DL><P>
<A NAME="deleteFragmentProgramObject"></A>
<A NAME="DOC.2.104.16"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>static void deleteFragmentProgramObject(unsigned int contextID, GLuint handle)</B></TT>
<DD>use deleteFragmentProgramObject instead of glDeletePrograms to allow
OpenGL Fragment Program objects to cached until they can be deleted
by the OpenGL context in which they were created, specified
by contextID
<DL><DT><DD></DL><P>
<A NAME="flushDeletedFragmentProgramObjects"></A>
<A NAME="DOC.2.104.17"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>static void flushDeletedFragmentProgramObjects(unsigned int contextID, double currentTime, double&amp; availableTime)</B></TT>
<DD>flush all the cached fragment programs which need to be deleted
in the OpenGL context related to contextID
<DL><DT><DD></DL><P>
<A NAME="apply"></A>
<A NAME="DOC.2.104.18"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual void apply(<!1><A HREF="State.html">State</A>&amp; state) const </B></TT>
<DL><DT><DD></DL><P>
<A NAME="compileGLObjects"></A>
<A NAME="DOC.2.104.19"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual void compileGLObjects(<!1><A HREF="State.html">State</A>&amp; state) const </B></TT>
<DL><DT><DD></DL><P>
<A NAME="releaseGLObjects"></A>
<A NAME="DOC.2.104.20"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual void releaseGLObjects(<!1><A HREF="State.html">State</A>* state=0) const </B></TT>
<DD>release an OpenGL objects in specified graphics context if State
object is passed, otherwise release OpenGL objexts for all graphics context if
State object pointer NULL
<DL><DT><DD></DL><P>
<A NAME="getExtensions"></A>
<A NAME="DOC.2.104.22"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>static <!1><A HREF="Extensions.3.html">Extensions</A>* getExtensions(unsigned int contextID, bool createIfNotInitalized)</B></TT>
<DD>Function to call to get the extension of a specified context.
If the Exentsion object for that context has not yet been created then
and the 'createIfNotInitalized' flag been set to false then returns NULL.
If 'createIfNotInitalized' is true then the Extensions object is
automatically created. However, in this case the extension object
only be created with the graphics context associated with ContextID..
<DL><DT><DD></DL><P>
<A NAME="setExtensions"></A>
<A NAME="DOC.2.104.23"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>static void setExtensions(unsigned int contextID, <!1><A HREF="Extensions.3.html">Extensions</A>* extensions)</B></TT>
<DD>setExtensions allows users to override the extensions across graphics contexts.
typically used when you have different extensions supported across graphics pipes
but need to ensure that they all use the same low common denominator extensions.
<DL><DT><DD></DL><P>
<A NAME="~FragmentProgram"></A>
<A NAME="DOC.2.104.24"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual ~FragmentProgram()</B></TT>
<DL><DT><DD></DL><P>
<A NAME="FragmentProgramIDList"></A>
<A NAME="DOC.2.104.25"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>typedef <!1><A HREF="buffered_value.html">buffered_value</A>&lt;GLuint&gt; FragmentProgramIDList</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_fragmentProgramIDList"></A>
<A NAME="DOC.2.104.26"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>mutable <!1><A HREF="FragmentProgram.html#DOC.2.104.25">FragmentProgramIDList</A> _fragmentProgramIDList</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_fragmentProgram"></A>
<A NAME="DOC.2.104.27"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>std::string _fragmentProgram</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_programLocalParameters"></A>
<A NAME="DOC.2.104.28"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B><!1><A HREF="FragmentProgram.html#DOC.2.104.11">LocalParamList</A> _programLocalParameters</B></TT>
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<A NAME="MatrixList"></A>
<A NAME="DOC.2.104.29"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>typedef std::map&lt;GLenum,<!1><A HREF="osg.html#DOC.2.134">Matrix</A>&gt; MatrixList</B></TT>
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<A NAME="_matrixList"></A>
<A NAME="DOC.2.104.30"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B><!1><A HREF="FragmentProgram.html#DOC.2.104.29">MatrixList</A> _matrixList</B></TT>
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