69 lines
2.4 KiB
C++
69 lines
2.4 KiB
C++
#include "lodepng.hh"
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#include <string>
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#include "converter.hh"
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#include <vector>
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#include <iostream>
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int main( int argc, char *argv[] ){
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if (argc <= 1){
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std::cout << "Converter needs the level (1,2,...) as input." << std::endl;
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exit(-1);
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}
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std::string levelString = argv[1];
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Converter conv = Converter(levelString);
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bool idFound[256][256];
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for (int i=0; i<256; i++){
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for (int j=0; j<256; j++){
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idFound[i][j] = false;
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}
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}
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//read the setup png
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std::string filePath = "../Levels/ObjectSetups/Level" + levelString + ".png";
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std::vector<unsigned char> image; //the raw pixels
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unsigned int width, height;
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unsigned error = lodepng::decode(image, width, height, filePath);
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if (error) {
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std::cout << "decoder error " << error << ": " << lodepng_error_text(error) << std::endl;
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}
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//iterate over all pixels of the image
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for(unsigned int rowNum = 0; rowNum < height; rowNum++){
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for(unsigned int columnNum = 0; columnNum < width; columnNum++){
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unsigned int pixel = (rowNum*width+columnNum)*4;
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//if there is a composition here, adjust the xml and image
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if(image[pixel]!=0 && image[pixel]!=255){
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if((image[pixel+1]==0 && image[pixel+2]==0) || (image[pixel+1]==255 && image[pixel+2]==255)){
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std::vector<int> temp;
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temp = conv.newComposition(image[pixel], 0.5+rowNum-0.5*height, 0.5+columnNum-0.5*width);
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idFound[temp[0]][temp[1]] = true;
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image[pixel+1] = temp[0];
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image[pixel+2] = temp[1];
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}else{
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conv.updateComposition(image[pixel+1], image[pixel+2], 0.5+rowNum-0.5*height, 0.5+columnNum-0.5*width);
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idFound[image[pixel+1]][image[pixel+2]] = true;
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}
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}
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}
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}
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//write ids back to the setup png
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error = lodepng::encode(filePath, image, width, height);
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if(error) {
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std::cout << "encoder error " << error << ": "<< lodepng_error_text(error) << std::endl;
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}
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//delete compositions that were not in the png anymore
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for (int i=0; i<=conv.getNextID()[1]; i++){
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for (int j=0; j<256; j++){
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if (! idFound[i][j]){
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conv.deleteComposition(i,j);
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}
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}
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}
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//save the xml
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conv.save();
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}
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