65 lines
1.6 KiB
C++
65 lines
1.6 KiB
C++
#ifndef MODEL_H_
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#define MODEL_H_
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#include <vector>
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#include <string>
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#include <filesystem>
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#include <unordered_map>
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#include <glm/glm.hpp>
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#include <memory>
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#include "shader.h"
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#include "texture.h"
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#include "renderer/material.h"
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#include "renderer/basics.h"
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enum ObjElement { OHASH, MTLLIB, USEMTL, O, V, VN, VT, F, OUNKNOWN };
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enum MtlElement { MHASH, NEWMTL, NS, KA, KS, KD, NI, D, ILLUM, MAP_KD, MAP_KA, MUNKNOWN };
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class Mesh {
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public: // TODO: abstract away
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unsigned int m_vao, m_vbo, m_ebo;
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std::vector<Vertex> m_vertexBuffer;
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std::vector<unsigned int> m_indexBuffer;
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public: // TODO: abstract away
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void Bind() { glBindVertexArray(m_vao); }
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void Unbind() { glBindVertexArray(0); }
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void Upload();
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public:
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std::string materialName;
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public:
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Mesh();
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public:
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void Render();
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};
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class Object {
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private:
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std::string m_name;
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std::vector<glm::vec3> m_vertices;
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std::vector<glm::vec3> m_normals;
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std::vector<glm::vec2> m_texCoords;
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std::vector<Mesh> m_meshes;
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std::unordered_map<std::string, std::shared_ptr<Material>> m_materials;
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private:
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static inline int NormalizeIndex(const std::string &s, int baseCount);
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private:
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Object();
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public:
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static Object LoadFile(const std::string& filename);
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private:
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void LoadMaterials(const std::filesystem::path& filename);
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private:
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void AddMaterial(std::string name, std::shared_ptr<Material> material);
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std::shared_ptr<Material> GetMaterial(std::string name);
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private:
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Mesh& GetLastMesh();
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void CreateNewMesh(const std::string& materialName);
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public:
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void Render(Shader& shader);
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};
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#endif // MODEL_H_
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