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https://github.com/vonhyou/ray-tracer-comp371.git
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43 lines
810 B
C++
43 lines
810 B
C++
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#include <iostream>
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#include <Eigen/Core>
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#include <Eigen/Dense>
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#include "json.hpp"
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#include "simpleppm.h"
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#include <sstream>
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using namespace std;
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using namespace nlohmann;
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int test_save_ppm(){
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int dimx = 800;
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int dimy = 600;
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int w = 100;
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std::vector<double> buffer(3*dimx*dimy);
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for(int j=0;j<dimy;++j){
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for(int i=0;i<dimx;++i){
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if(((i+j)/w)%2==0){
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buffer[3*j*dimx+3*i+0]=1;
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buffer[3*j*dimx+3*i+1]=1;
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buffer[3*j*dimx+3*i+2]=0;
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} else {
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buffer[3*j*dimx+3*i+0]=0;
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buffer[3*j*dimx+3*i+1]=1;
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buffer[3*j*dimx+3*i+2]=1;
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}
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}
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}
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save_ppm("test.ppm", buffer, dimx, dimy);
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return 0;
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}
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