garfeild/lightcalib/lightcollector.h

   1 #ifndef _LIGHTCOLLECTOR_H
   2 #define _LIGHTCOLLECTOR_H
   3
   4 #include <cv.h>
   5
   6 class LightMap;
   7
   8 /*!
   9  * \ingroup photocalib
  10  * Collects lighting clues. This class apply an homography to a planar mesh and
  11  * average colors within triangles. The LightMap class can use these measures
  12  * to estimate a radiance map.
  13  */
  14 class LightCollector {
  15 public:
  16         LightCollector();
  17         LightCollector(const LightCollector &lc);
  18         ~LightCollector();
  19         const LightCollector &operator=(LightCollector &lc);
  20         void copy(const LightCollector &lc);
  21
  22         //! Generate a regular grid given its 4 corners.
  23         bool genGrid(float corners[4][2], int nx, int ny);
  24
  25         void averageImage(IplImage *im, CvMat *_homography);
  26
  27         int serializeSize();
  28         void serialize(char *buffer);
  29         void load(const char *buffer, int size);
  30         void invalidate();
  31
  32         // for debugging
  33         void drawGrid(IplImage *im, CvMat *_homography);
  34         void drawAvg(IplImage *im);
  35
  36         CvMat *worldRT;
  37
  38         bool cmpWithRef(const LightCollector &ref, float *val, const float *scale=0, const float *shift=0);
  39
  40         //friend LightMap;
  41 //private:
  42         float *avg;
  43         CvMat *vertices, *transformed;
  44         int *triangles;
  45         int nbTri;
  46         int nx, ny;
  47         int avgChannels;
  48         int nbPix;
  49 };
  50
  51 #endif