#include "model.h"

ModelObject::ModelObject() {
	
}

void ModelObject::clear() {
	normal.clear();
	vertex.clear();
	mapcoord.clear();
	polygon.clear();
}

void ModelObject::calcNormales() {
	normal.clear();
	Punkt3D a, b, c;
	for(unsigned int i=0; i<polygon.size(); i++) {
		a = vertex.at((unsigned short)polygon[i].x) - vertex.at((unsigned short)polygon[i].z);
		b = vertex.at((unsigned short)polygon[i].y) - vertex.at((unsigned short)polygon[i].z);
		c = a.kreuzprodukt(b);
		c.normalize();
		normal.push_back(c);
// 		c.print("Normale");
	}
	
}

void ModelObject::render() {
// 	std::cout << "render " << name << " mit " << polygon.size()<< std::endl;
// 	std::cout << "Vertex: " << vertex.size() << std::endl;

// 	if(mat.name[0]=='g') {
// 		std::cout << "Render NOT: " << name << std::endl;
// 		return;
// 	}
// 	mat.diffuse.print(mat.name);
	glBegin(GL_TRIANGLES);
		for(unsigned int i=0; i<polygon.size(); i++) {

			glColorGLC(mat.diffuse);
			

			glNormal3f(normal.at(i));
				
			glTexCoord2f(mapcoord.at((unsigned short)polygon[i].x));
			glVertex3f(vertex.at(    (unsigned short)polygon[i].x));
			

			glTexCoord2f(mapcoord.at((unsigned short)polygon[i].y));
			glVertex3f(vertex.at(    (unsigned short)polygon[i].y));
	

			glTexCoord2f(mapcoord.at((unsigned short)polygon[i].z));
			glVertex3f(vertex.at(    (unsigned short)polygon[i].z));
// 			vertex.at(    (unsigned short)polygon[i].x).print();
		}
	glEnd();
}

std::string ModelObject::getName() {
	return name;
}

Material::Material() {
	clear();
}
		
void Material::clear() {
	name = "";
		
	ambient.set(0.0f, 0.0f, 0.0f);
	diffuse.set(0.0f, 0.0f, 0.0f);
	specular.set(0.0f, 0.0f, 0.0f);
	percent = 0.0f;
}

std::string Material::getName() {
	return name;
}


Model::Model() {
	
}

void Model::clear() {
	objects.clear();
}

void Model::addObject(ModelObject c) {
	objects.push_back(c);
}

void Model::render() {
// 	std::cout << "Render Model " << objects.size() << std::endl;
	for(unsigned int i=0; i<objects.size(); i++) 
		objects[i].render();
}

void Model::addMaterial(Material m) {
	materials.push_back(m);
}

Material Model::findMaterial(std::string name) {
	for(unsigned int i=0; i<materials.size(); i++) {
		if(name==materials[i].getName()) {
			std::cout<<"found!"<<std::endl;
			return materials[i];
		}
	}
	return Material();
}