bbede61723
use "ARCH=arch_name make" restructured project folder, implementations and headers together under sources/
86 lines
3.0 KiB
C++
Executable File
86 lines
3.0 KiB
C++
Executable File
#include <regex>
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#include <iostream>
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#include <sstream>
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#include "InstancesLoader.h"
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char lineHeader[128];
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char* res;
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FILE* file;
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std::smatch pieces;
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Instance3D* parseInstanceData(Model3D* model, string str) {
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vector<float> vecComponents = vector<float>();
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std::regex regex("-?\\d+.\\d+");
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std::regex_search(str, pieces, regex);
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float x = stof(pieces[0], NULL); //potevi evitare la regex
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str = pieces.suffix().str();
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std::regex_search(str, pieces, regex);
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float y = stof(pieces[0], NULL); //potevi evitare la regex
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str = pieces.suffix().str();
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std::regex_search(str, pieces, regex);
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float z = stof(pieces[0], NULL); //potevi evitare la regex
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str = pieces.suffix().str();
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std::regex_search(str, pieces, regex);
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float rotx = stof(pieces[0], NULL); //potevi evitare la regex
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str = pieces.suffix().str();
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std::regex_search(str, pieces, regex);
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float roty = stof(pieces[0], NULL); //potevi evitare la regex
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str = pieces.suffix().str();
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std::regex_search(str, pieces, regex);
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float rotz = stof(pieces[0], NULL); //potevi evitare la regex
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Instance3D* inst = new Instance3D(model, vec3(x, y, z), vec3(1));
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inst->rotate(vec3(1, 0, 0), rotx);
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inst->rotate(vec3(0, 1, 0), roty);
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inst->rotate(vec3(0, 0, 1), rotz);
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return inst;
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}
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/* TOFIX: broken */
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bool loadInstances(std::string path, vector<Instance3D*>& instances, bool smoothNormals) {
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bool modelLoaded = false;
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std::stringstream fileName;
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Model3D* currentModel = NULL;
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/*on windows was last of \\ */
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string root = path.substr(0, path.find_last_of("/") + 1);
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file = fopen(&path[0], "r");
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if (file == NULL) {
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printf("Impossible to open the scene file ! Are you in the right path ?\n");
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getchar();
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return false;
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}
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while (1) {
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res = fgets(lineHeader, 128, file); // read the first word of the line
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// EOF = End Of File. Store pending curve and quit the loop.
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if (res == NULL) {
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break;
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}
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string str = lineHeader;
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std::regex regex("\\w+\\n");
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//inizia una serie di istanze(la prima o una nuova)
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if (std::regex_match(str, pieces, regex)) {
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std::regex regex("\\w+");
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std::regex_search(str, pieces, regex);
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fileName.str(std::string()); //clear
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fileName << root << pieces[0].str() << ".obj";
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string mdl = fileName.str();
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currentModel = new Model3D(&mdl[0], smoothNormals);
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modelLoaded = true;
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}
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//devono essere i dati di trasformazione di un istanza
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else {
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std::regex regex("\\s*(-?\\d+.\\d+)(( , -?\\d+.\\d+)+)\\s*(\\n)?");
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//sono dati di un vertice
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if (std::regex_match(str, pieces, regex) && modelLoaded) {
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instances.push_back(parseInstanceData(currentModel, str));
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}
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else {
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std::cout << "unrecognized scene line : " << str << std::endl;
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}
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}
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}
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std::cout << "trovati " << instances.size() << std::endl;
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return true;
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}
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