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IntImage.cpp

00001 /* Copyright (c) 2001 C. Grigorescu S.E. Grigorescu */
00002 
00003 #include "IntImage.h"
00004 
00005 IntImage &IntImage::operator&=(const IntImage &img)
00006 {
00007   if((width!=img.width) || (height!=img.height)) { 
00008     ERROR("The images have different sizes"); 
00009   }
00010     
00011   try { 
00012     Assert<Fatal_error>(img.pixels); 
00013   }
00014   catch(Fatal_error e) {e.print("Invalid data");}
00015 
00016   for(int i=0;i<getSize();i++)
00017     pixels[0][i] = pixels[0][i] & img.pixels[0][i];
00018 
00019   return *this;
00020 }
00021 
00022 IntImage &IntImage::operator|=(const IntImage &img)
00023 {
00024   if((width!=img.width) || (height!=img.height)) { 
00025     ERROR("The images have different sizes"); 
00026   }
00027     
00028   try { 
00029     Assert<Fatal_error>(img.pixels); 
00030   }
00031   catch(Fatal_error e) {e.print("Invalid data");}
00032 
00033   for(int i=0;i<getSize();i++)
00034     pixels[0][i] = pixels[0][i] | img.pixels[0][i];
00035 
00036   return *this;
00037 }
00038 
00039 IntImage &IntImage::operator=(Image< int >& img)
00040 {
00041   width = img.getWidth();
00042   height = img.getHeight();
00043   setName(img.getName());
00044   if (img.getWidth()*img.getHeight() != 0)
00045     setPixels(img.getWidth(), img.getHeight(), img.getPixels());
00046   else
00047     pixels = NULL;
00048   return *this;
00049 }