PostProcessorGrayPlugin.hh

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#include <QObject>

#include <OpenFlipper/BasePlugin/BaseInterface.hh>
#include <OpenFlipper/BasePlugin/PostProcessorInterface.hh>

#include <ACG/GL/globjects.hh>
#include <ACG/ShaderUtils/GLSLShader.hh>

class PostProcessorGrayscalePlugin : public QObject, BaseInterface, PostProcessorInterface
{
   Q_OBJECT
   Q_INTERFACES(BaseInterface)
   Q_INTERFACES(PostProcessorInterface)

#if QT_VERSION >= 0x050000
  Q_PLUGIN_METADATA(IID "org.OpenFlipper.Plugins.Plugin-PostProcessorGrayscale")
#endif

  public:
   PostProcessorGrayscalePlugin();
   ~PostProcessorGrayscalePlugin();
  
  public :
    QString name() { return (QString("Grayscale Postprocessor Plugin")); };
    QString description( ) { return (QString(tr("Converts an RGB image to grayscale"))); };

    
  public slots:
    QString version() { return QString("1.0"); };
    
  private slots:

    void postProcess(ACG::GLState* _glstate, const std::vector<const PostProcessorInput*>& _input, const PostProcessorOutput& _output);

    QString postProcessorName();

    QString checkOpenGL();

  private:

    GLSL::Program* shader_;

};