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Object-Oriented Graphics Rendering Engine
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src/GLSL/include/OgreGLSLLinkProgramManager.h
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1 /*
2 -----------------------------------------------------------------------------
3 This source file is part of OGRE
4 (Object-oriented Graphics Rendering Engine)
5 For the latest info, see http://www.ogre3d.org/
6 
7 Copyright (c) 2000-2014 Torus Knot Software Ltd
8 
9 Permission is hereby granted, free of charge, to any person obtaining a copy
10 of this software and associated documentation files (the "Software"), to deal
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28 #ifndef __GLSLLinkProgramManager_H__
29 #define __GLSLLinkProgramManager_H__
30 
31 #include "OgreGLPrerequisites.h"
32 #include "OgreSingleton.h"
33 
34 #include "OgreGLSLExtSupport.h"
35 #include "OgreGLSLLinkProgram.h"
36 
37 namespace Ogre {
38 
39  namespace GLSL {
40 
53  class _OgreGLExport GLSLLinkProgramManager : public Singleton<GLSLLinkProgramManager>
54  {
55 
56  private:
57 
59  typedef LinkProgramMap::iterator LinkProgramIterator;
60 
63 
69 
72 
74  void completeDefInfo(GLenum gltype, GpuConstantDefinition& defToUpdate);
76  bool completeParamSource(const String& paramName,
77  const GpuConstantDefinitionMap* vertexConstantDefs,
78  const GpuConstantDefinitionMap* geometryConstantDefs,
79  const GpuConstantDefinitionMap* fragmentConstantDefs,
80  GLUniformReference& refToUpdate);
81 
82  public:
83 
85 
87 
92  GLSLLinkProgram* getActiveLinkProgram(void);
93 
98  void setActiveFragmentShader(GLSLGpuProgram* fragmentGpuProgram);
103  void setActiveGeometryShader(GLSLGpuProgram* geometryGpuProgram);
108  void setActiveVertexShader(GLSLGpuProgram* vertexGpuProgram);
109 
124  void extractUniforms(GLhandleARB programObject,
125  const GpuConstantDefinitionMap* vertexConstantDefs,
126  const GpuConstantDefinitionMap* geometryConstantDefs,
127  const GpuConstantDefinitionMap* fragmentConstantDefs,
135  void extractConstantDefs(const String& src, GpuNamedConstants& constantDefs,
136  const String& filename);
137 
138  static GLSLLinkProgramManager& getSingleton(void);
139  static GLSLLinkProgramManager* getSingletonPtr(void);
140 
141  };
142 
143  }
144 }
145 
146 #endif // __GLSLLinkProgramManager_H__
Template class for creating single-instance global classes.
Definition: OgreSingleton.h:64
#define _OgreGLExport
vector< GLUniformReference >::type GLUniformReferenceList
Struct collecting together the information for named constants.
Structure used to keep track of named uniforms in the linked program object.
map< String, GpuConstantDefinition >::type GpuConstantDefinitionMap
Information about predefined program constants.
_StringBase String
Definition: OgreCommon.h:53
GLSL low level compiled shader object - this class is used to get at the linked program object and pr...