elene@8: #include <GL/gl.h>
elene@8: #include "mesh.h"
elene@8: 
elene@8: Mesh::Mesh()
elene@8: {
elene@8: }
elene@8: 
elene@8: void Mesh::add_vertex(const Vector3 &vertex)
elene@8: {
elene@8: 	vertices.push_back(vertex);
elene@8: }
elene@8: 
elene@8: void Mesh::add_normal(const Vector3 &normal)
elene@8: {
elene@8: 	normals.push_back(normal);
elene@8: }
elene@8: 
elene@8: void Mesh::clear()
elene@8: {
elene@8: 	vertices.clear();
elene@8: 	normals.clear();
elene@8: }
elene@8: 
elene@8: void Mesh::draw() const
elene@8: {
elene@8: 	size_t sz = vertices.size();
elene@8: 
elene@8: 	if(normals.size() != sz)
elene@8: 		return;
elene@8: 
elene@8: 	glBegin(GL_TRIANGLES);
elene@8: 	for(size_t i=0; i<sz; i++) {
elene@8: 		const Vector3 &n = normals[i];
elene@8: 		glNormal3f(n.x, n.y, n.z);
elene@8: 
elene@8: 		const Vector3 &v = vertices[i];
elene@8: 		glVertex3f(v.x, v.y, v.z);
elene@8: 	}
elene@8: 	glEnd();
elene@8: }