X-Git-Url: https://git.lukelau.me/?p=opengl.git;a=blobdiff_plain;f=model.hpp;h=e7ad29cd2c9f97b0cf3b414c9e1c89aaf7d367b6;hp=0339538429cc94ae87292ff3f53e56cd460777a6;hb=9886c33eb8cd31f28234585718410cd51aef2a4c;hpb=b64cd5a5ec09e6f051583371045ef7080c69b776

diff --git a/model.hpp b/model.hpp
index 0339538..e7ad29c 100644
--- a/model.hpp
+++ b/model.hpp
@@ -1,4 +1,9 @@
+#ifndef MODEL_HPP
+#define MODEL_HPP
+
 #include <vector>
+#include <map>
+#include <set>
 #ifdef __APPLE__
 #include <GL/glew.h>
 #else
@@ -6,27 +11,93 @@
 #endif
 #include <glm/glm.hpp>
 #include <assimp/scene.h>
+#include "material.hpp"
+#include "program.hpp"
+#include "skybox.hpp"
+
 
 class Model {
+
+	struct Animation {
+		double duration;
+		std::vector<const aiNodeAnim*> nodeAnims;
+	};
+
+	typedef std::map<std::string, std::pair<unsigned int, aiBone*>> BoneMap;
+	typedef std::map<std::string, std::vector<const Animation>> AnimMap;
+	typedef std::map<std::string, glm::mat4> BoneTransforms;
+
+	struct VertBones {
+		unsigned int ids[4] = {0, 0, 0 ,0};
+		float weights[4] = {1, 0, 0, 0};
+	};
+	
 	public:
-		Model(const std::string &path, GLuint progId): progId(progId) {
-			loadModel(path);
-		}
-		void draw();
-	private:
-		const GLuint progId;
+		Model(std::vector<std::string> blendshapes, std::string neutral, Program p);
+		Model(const aiScene *scene, Program p);
+		void draw(Skybox skybox, const float tick) const;
 
 		struct Mesh {
 			Mesh(const aiMesh *aiMesh, GLuint progId);
+			GLuint progId, vao, numIndices;
+			GLuint vbos[6];
+			unsigned int materialIndex;
+			BoneMap boneMap;
+			const aiMesh &ai;
+			void updatePosBuffer() const;
+		};
+
+		class Node {
+			public:
+				Node(aiNode &aiNode, GLuint progId, AnimMap *animMap, std::set<std::string> allBones, Node *parent);
+
+				void draw(const std::vector<Mesh> &meshes, const std::vector<Material> &materials, const Skybox s, const float tick, const BoneTransforms &boneTransforms, glm::mat4 parentModel) const;
+				const std::vector<Node*> &getChildren() const { return children; }
+				Node* findNode(const aiNode &aiNode);
+				aiNode &ai;
+
+				// an extra transform
+				glm::mat4 transform = glm::mat4(1);
 				
-			GLuint vao, vertexVbo, normalVbo, indicesVbo;
+				glm::mat4 totalTrans(const glm::mat4 parentTrans, const float tick) const;
 
-			std::vector<glm::vec3> vertices;
-			std::vector<glm::vec3> normals;
-			std::vector<glm::vec2> texCoords;
-			std::vector<GLuint> indices;
+				const Node *parent;
+				const Node &getRoot() const;
+
+				bool operator==(const Node &rhs) const;
+
+			private:
+				const GLuint progId;
+
+				const AnimMap *animMap;
+				std::vector<Node*> children;
+				std::vector<unsigned int> meshIndices;
+				const bool isBone;
+		};
+		
+		Node& getRoot() const { return *root; }
+		Node* find(const aiString name) const;
+		Node* find(const std::string &name) const;
+
+		struct VertexLookup {
+			glm::vec3 pos;
+			int meshIdx, vertIdx;
+			float distance;
 		};
+		VertexLookup closestVertex(Model::Node &node, glm::vec3 a, glm::vec3 b, glm::mat4 parentTrans = glm::mat4(1)) const;
 		
 		std::vector<Mesh> meshes;
+	
+	private:
+		const Program program;
+		Node *root;
+
+		std::vector<Material> materials;
+
+		AnimMap animMap;
+
+		BoneTransforms calcBoneTransforms(const Node &n, const float tick, const std::set<std::string> bones, const glm::mat4 parentTrans) const;
 		void loadModel(const std::string &path);
 };
+
+#endif