OGRE  1.9.0
OgreShaderCGProgramWriter.h
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1/*
2-----------------------------------------------------------------------------
3This source file is part of OGRE
4(Object-oriented Graphics Rendering Engine)
5For the latest info, see http://www.ogre3d.org/
6
7Copyright (c) 2000-2014 Torus Knot Software Ltd
8
9Permission is hereby granted, free of charge, to any person obtaining a copy
10of this software and associated documentation files (the "Software"), to deal
11in the Software without restriction, including without limitation the rights
12to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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14furnished to do so, subject to the following conditions:
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16The above copyright notice and this permission notice shall be included in
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27*/
28#ifndef __ShaderProgramWriterCG_H__
29#define __ShaderProgramWriterCG_H__
30
32
33namespace Ogre {
34namespace RTShader {
35
47{
48
49// Interface.
50public:
51
55
58
62 virtual void writeSourceCode(std::ostream& os, Program* program);
63
67 virtual const String& getTargetLanguage() const { return TargetLanguage; }
68
70
71// Protected methods.
72protected:
73
76
78 void writeProgramDependencies(std::ostream& os, Program* program);
79
81 void writeUniformParameter(std::ostream& os, UniformParameterPtr parameter);
82
84 void writeFunctionParameter(std::ostream& os, ParameterPtr parameter);
85
87 void writeLocalParameter(std::ostream& os, ParameterPtr parameter);
88
90 void writeFunctionDeclaration(std::ostream& os, Function* function);
91
93 void writeAtomInstance(std::ostream& os, FunctionAtom* atom);
94
95
96protected:
99
100// Attributes.
101protected:
102 // Map between GPU constant type to string value.
104 // Map between parameter semantic to string value.
106};
107
112{
113public:
115 {
116 }
118
122 virtual const String& getTargetLanguage(void) const
123 {
124 return mLanguage;
125 }
126
130 virtual ProgramWriter* create(void)
131 {
132 return OGRE_NEW CGProgramWriter();
133 }
134
135private:
137
138};
139
142}
143}
144
145#endif
#define _OgreRTSSExport
CG target language writer implementation.
virtual ~CGProgramWriter()
Class destructor.
void writeFunctionDeclaration(std::ostream &os, Function *function)
Write a function declaration.
void initializeStringMaps()
Initialize string maps.
void writeUniformParameter(std::ostream &os, UniformParameterPtr parameter)
Write a uniform parameter.
void writeAtomInstance(std::ostream &os, FunctionAtom *atom)
Write function atom instance.
void writeLocalParameter(std::ostream &os, ParameterPtr parameter)
Write a local parameter.
void writeProgramDependencies(std::ostream &os, Program *program)
Write the program dependencies.
map< GpuConstantType, constchar * >::type GpuConstTypeToStringMap
virtual void writeSourceCode(std::ostream &os, Program *program)
CGProgramWriter()
Class constructor.
map< Parameter::Semantic, constchar * >::type ParamSemanticToStringMap
virtual const String & getTargetLanguage() const
void writeFunctionParameter(std::ostream &os, ParameterPtr parameter)
Write a function parameter.
A class that represents an atomic code section of shader based program function.
A class that represents a shader based program function.
Interface definition for factories of ShaderProgramWriter.
Base class interface for shader program writers.
A class that represents a shader based program.
CG program writer factory implementation.
virtual const String & getTargetLanguage(void) const
Reference-counted shared pointer, used for objects where implicit destruction is required.
#define OGRE_NEW
_StringBase String
std::map< K, V, P, A > type