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#include "halftone.h"
#include <cmath>
#include <vector>
halftone::halftone()
{
}
//void halftone::init(int n, int m, float density){
// N = n;
// M = m;
// // std::vector<std::vector<int>> m_halftone;
// // 1. intiialize pattern array with density
// for (int i=0; i<N; i++){
// for (int j=0; j<M; j++){
// // determine whether to place a 1 or 0 here based on density
// // generate random number 0-1
// float r = ((float) rand() / (float) RAND_MAX);
// if (r < density){
// m_halftone[i][j] = 1;
// } else {
// m_halftone[i][j] = 0;
// }
// }
// }
//}
//void halftone::apply_gaussian(){
// for (int i=0; i<N; i++){
// for (int j=0; j<M; j++){
// m_halftone[i][j] = radial_gaussian(i, j);
// }
// }
//}
//float halftone::radial_gaussian(int i, int j){
// float r = sqrt((i-.5*N)*(i-.5*N) + (j-.5*M)*(j-.5*M));
// float result = exp(-(r*r) / (2.f*m_sigma*m_sigma));
// return result;
//}
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