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From Mike Weiblen, changes to internal help class in prep for array uniform support.

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Small tweaks for build under Linux from Robert Osfield.
This commit is contained in:
Robert Osfield
2006-03-28 16:08:32 +00:00
parent 7f101c37ad
commit e7a4ad287b
3 changed files with 27 additions and 18 deletions
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29
include/osg/Program
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@@ -1,4 +1,4 @@
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2005 Robert Osfield
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
* Copyright (C) 2003-2005 3Dlabs Inc. Ltd.
* Copyright (C) 2004-2005 Nathan Cournia
*
@@ -12,7 +12,7 @@
*/
/* file: include/osg/Program
* author: Mike Weiblen 2005-07-01
* author: Mike Weiblen 2006-03-25
*/
#ifndef OSG_PROGRAM
@@ -109,9 +109,16 @@ class OSG_EXPORT Program : public osg::StateAttribute
* in the OpenGL context related to contextID.*/
static void flushDeletedGlPrograms(unsigned int contextID,double currentTime, double& availableTime);
typedef std::map< std::string, std::pair<GLint,GLenum> > NameInfoMap;
const NameInfoMap& getActiveUniforms(unsigned int contextID) const;
const NameInfoMap& getActiveAttribs(unsigned int contextID) const;
struct ActiveVarInfo {
ActiveVarInfo() : _location(-1), _type(Uniform::UNDEFINED), _size(-1) {}
ActiveVarInfo( GLint loc, GLenum type, GLint size ) : _location(loc), _type(type), _size(size) {}
GLint _location;
GLenum _type;
GLint _size;
};
typedef std::map< std::string, ActiveVarInfo > ActiveVarInfoMap;
const ActiveVarInfoMap& getActiveUniforms(unsigned int contextID) const;
const ActiveVarInfoMap& getActiveAttribs(unsigned int contextID) const;
public:
@@ -175,11 +182,11 @@ class OSG_EXPORT Program : public osg::StateAttribute
}
}
const NameInfoMap& getActiveUniforms() const {return _uniformInfoMap;}
const NameInfoMap& getActiveAttribs() const {return _attribInfoMap;}
const ActiveVarInfoMap& getActiveUniforms() const {return _uniformInfoMap;}
const ActiveVarInfoMap& getActiveAttribs() const {return _attribInfoMap;}
inline GLint getUniformLocation( const std::string& name ) const { NameInfoMap::const_iterator itr = _uniformInfoMap.find(name); return (itr!=_uniformInfoMap.end()) ? itr->second.first : -1; }
inline GLint getAttribLocation( const std::string& name ) const { NameInfoMap::const_iterator itr = _attribInfoMap.find(name); return (itr!=_attribInfoMap.end()) ? itr->second.first : -1; }
inline GLint getUniformLocation( const std::string& name ) const { ActiveVarInfoMap::const_iterator itr = _uniformInfoMap.find(name); return (itr!=_uniformInfoMap.end()) ? itr->second._location : -1; }
inline GLint getAttribLocation( const std::string& name ) const { ActiveVarInfoMap::const_iterator itr = _attribInfoMap.find(name); return (itr!=_attribInfoMap.end()) ? itr->second._location : -1; }
protected: /*methods*/
~PerContextProgram();
@@ -197,8 +204,8 @@ class OSG_EXPORT Program : public osg::StateAttribute
bool _isLinked;
const unsigned int _contextID;
NameInfoMap _uniformInfoMap;
NameInfoMap _attribInfoMap;
ActiveVarInfoMap _uniformInfoMap;
ActiveVarInfoMap _attribInfoMap;
typedef std::pair<const osg::Uniform*, unsigned int> UniformModifiedCountPair;
typedef std::vector<UniformModifiedCountPair> LastAppliedUniformList;