SoView2DShaderBuiltInIncludes.h

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/*************************************************************************************
**
** Copyright 2015, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 
#pragma once
 
#include <vector>
#include <string>
 
#include <ShaderPipeline/ShaderPipelineInclude.h>
#include "SoView2DShaderDefinition.h"
 
class SoShaderGLSL;
class ShaderPipelineInclude;
class SoView2DShaderCustomInclude: public ShaderPipelineInclude
{
public:
  SoView2DShaderCustomInclude() {
    _containsDefines = false;
  }
 
  ~SoView2DShaderCustomInclude() override {}
 
  void appendDefinition(std::stringstream& str) const override
  {
    str << _value;
  }
 
  void setValue(const std::string& value) { _value = value; }
 
  void setContainsDefines(bool containsDefines) { _containsDefines = containsDefines; }
 
  const std::string& getValue() const { return _value; }

  bool containsDefines() const override { return _containsDefines; }
 
private:
  std::string _value;
  bool _containsDefines;
};

namespace SoView2DShaderBuiltInIncludes
{
 
  class IncludeFunction;
  class StructFunction;

  class IncludeContainer
  {
  public:

    IncludeContainer();

    ~IncludeContainer();

    static const std::string NamePrefix;
    static const std::string FetchOverlayCubic;

    const std::vector<const ShaderPipelineInclude*>&  getIncludes() { return _includes; }

    void setup();

    void clear();
 
  private:

    IncludeFunction* addFunction(const std::string& returnType,
      const std::string& name,
      const std::string& parameterString,
      const std::string& body);
 
    StructFunction* addStruct(const std::string& name, const std::string& members);

    std::vector<const ShaderPipelineInclude*> _includes;
  };
}