mirror of
https://github.com/TheRedShip/RT_GPU.git
synced 2025-09-27 18:48:36 +02:00
52 lines
2.4 KiB
C++
52 lines
2.4 KiB
C++
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ObjParser.hpp :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: ycontre <ycontre@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/01/16 15:00:49 by tomoron #+# #+# */
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/* Updated: 2025/01/28 18:53:37 by ycontre ### ########.fr */
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/* */
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/* ************************************************************************** */
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#ifndef OBJPARSER_HPP
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# define OBJPARSER_HPP
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#include "RT.hpp"
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class ObjParser
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{
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public:
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ObjParser(std::string &filename, std::string &scene_filename, int mat);
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~ObjParser();
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void parse(Scene &scene, glm::vec3 offset, float scale, glm::mat4 transform);
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private:
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glm::vec3 getVertex(std::stringstream &line);
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glm::vec2 getUV(std::stringstream &line);
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glm::vec3 getNormals(std::stringstream &line);
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void addFace(std::stringstream &line);
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long int checkVertexIndex(int index, size_t size);
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void parseMtl(std::stringstream &line, Scene &scene);
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bool addTriangleFromPolygon(std::vector<glm::vec3> &vertices, std::vector<glm::vec2> &textureVertices, std::vector<glm::vec3> &normalVertices, int inv);
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void addTriangle(glm::vec3 v1, glm::vec3 v2, glm::vec3 v3, std::vector<glm::vec2> textureVertices, std::vector<glm::vec3> normalVertices);
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std::string getFilePath(std::string &file);
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int pointInTriangle(glm::vec3 pts[3], std::vector<glm::vec3> vertices, size_t cur);
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std::vector<std::string> objSplit(std::string str, std::string delim);
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void getFaceVertices(std::vector<glm::vec3> &faceVertices, std::vector<glm::vec2> &textureVertices, std::vector<glm::vec3> &normalVertices, std::stringstream &line);
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std::string _filename;
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std::ifstream _file;
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std::vector<glm::vec3> _vertices;
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std::vector<glm::vec2> _textureVertices;
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std::vector<glm::vec3> _normalVertices;
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int _mat;
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std::map<std::string, int> _matNames;
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std::vector<Triangle> _triangles;
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};
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#endif
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