GLImagePainter.h

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/*******************************************************************************
 *  GLImagePainter.h
 *
 *  (C) 2006 AG Aktives Sehen <agas@uni-koblenz.de>
 *           Universitaet Koblenz-Landau
 *
 * $Id $
 ******************************************************************************/

#ifndef GLImagePainter_H
#define GLImagePainter_H

#include <vector>
#include <iostream>
#include <cmath>
#include <QRgb>
#include <QtOpenGL>

#include "../../Workers/Puma2/ColorImageRGB8.h"
#include "../../Workers/Puma2/GrayLevelImage8.h"
#include "../../Workers/Puma2/ColorImageUV8.h"

#include "../../Devices/ImageGrabber/ImageGrabber.h"
#include "Workers/Math/Box2D.h"
#include "Workers/Math/Circle2D.h"
#include "Workers/Math/Line2D.h"
#include "../../Workers/VectorGraphics/VectorObject2D.h"

class GLImagePainter {

  public:
    GLImagePainter();
    ~GLImagePainter();

    void setColorImage(const puma2::ColorImageRGB8* image, float aspect=1.0 );
    void setColorImage(const puma2::GrayLevelImage8* yImage, const puma2::ColorImageUV8* uvImage, float aspect=1.0 );
    void setThermalImage(const puma2::GrayLevelImage8* image, float roomTemp=30.0 );
    void setGrayLevelImage(const puma2::GrayLevelImage8* image, float aspect=1.0 );

    void setAnaglyphImage( const puma2::GrayLevelImage8* leftYImage, const puma2::GrayLevelImage8* rightYImage, float aspect=1.0 );

    void setPixelAspectRatio(float ratio) { m_PixelAspectRatio=ratio; };

    void addVectorObject( VectorObject2D vectorObject );

    void clearForms();

    void saveImage( std::string filename );

    void paintImage( float alpha=1.0 );

    void paintVectorObjects();

  private:

    // TODO this method is from RobbieGLWidget --> leave here or find better location for it
    static int calcTextureSize( int width, int height );

  protected :

    void initTexture( unsigned resolution, unsigned imageWidth, unsigned imageHeight, ImageGrabber::ColorFormat textureFormat );
    void updateTexture( unsigned char* imageData, unsigned width, unsigned height, ImageGrabber::ColorFormat format );
    void clearTexture();

    unsigned m_ImageWidth;
    unsigned m_ImageHeight;

    float m_PixelAspectRatio;

    unsigned m_TextureResolution;

    GLuint m_TextureId;
    unsigned char* m_TextureData;
    ImageGrabber::ColorFormat m_TextureFormat;
    unsigned int m_TextureByteSize;

    std::list< VectorObject2D > m_VectorObjects;

};

#endif