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/* This file is part of the Gudhi Library. The Gudhi library
* (Geometric Understanding in Higher Dimensions) is a generic C++
* library for computational topology.
*
* Author(s): David Salinas
*
* Copyright (C) 2014 Inria
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef VIEW_VIEW_PARAMETER_H_
#define VIEW_VIEW_PARAMETER_H_
#include <iostream>
/**
* Different parameters for the view such as the camera angle,
* the light, options for vertices/edges/triangles.
*/
class View_parameter {
public:
bool light;
bool relative_light;
double size_vertices;
double size_edges;
double light_edges; // in 0-1
double light_triangles; // in 0-1
/**
* light angle
*/
double theta;
double phi;
enum VERTEX_MODE {
V_NONE, V_SIMPLE, V_COUNT
};
enum EDGE_MODE {
E_NONE, E_SIMPLE, E_COUNT
};
enum TRIANGLE_MODE {
T_NONE, T_SIMPLE, T_COUNT
};
VERTEX_MODE vertex_mode;
EDGE_MODE edge_mode;
TRIANGLE_MODE triangle_mode;
void change_vertex_mode() {
int current_value = vertex_mode;
vertex_mode = static_cast<VERTEX_MODE> (++current_value % V_COUNT);
std::cout << "Vertex mode : ";
switch (vertex_mode) {
case V_NONE:
std::cout << "empty\n";
break;
case V_SIMPLE:
std::cout << "simple\n";
break;
default:
break;
}
}
void change_vertex_mode(int new_mode) {
vertex_mode = static_cast<VERTEX_MODE> (new_mode % V_COUNT);
}
void change_edge_mode() {
int current_value = edge_mode;
edge_mode = static_cast<EDGE_MODE> (++current_value % E_COUNT);
}
void change_edge_mode(int new_mode) {
edge_mode = static_cast<EDGE_MODE> (new_mode % E_COUNT);
}
void change_triangle_mode() {
int current_value = triangle_mode;
triangle_mode = static_cast<TRIANGLE_MODE> (++current_value % T_COUNT);
}
View_parameter() {
light = true;
relative_light = true;
vertex_mode = V_SIMPLE;
edge_mode = E_SIMPLE;
triangle_mode = T_NONE;
size_vertices = 3;
size_edges = 2;
light_edges = 0.3;
light_triangles = 0.85;
theta = 0;
phi = 0;
}
friend std::ostream& operator<<(std::ostream& stream, const View_parameter& param) {
stream << param.light << " ";
stream << param.relative_light << " ";
stream << param.vertex_mode << " ";
stream << param.edge_mode << " ";
stream << param.triangle_mode << " ";
stream << param.size_vertices << " ";
stream << param.size_edges << " ";
stream << param.light_edges << " ";
stream << param.light_triangles << " ";
stream << param.theta << " ";
stream << param.phi << " ";
return stream;
}
friend std::istream& operator>>(std::istream& stream, View_parameter& param) {
stream >> param.light;
stream >> param.relative_light;
int a;
stream >> a;
param.vertex_mode = static_cast<VERTEX_MODE> (a % V_COUNT);
stream >> a;
param.edge_mode = static_cast<EDGE_MODE> (a % E_COUNT);
stream >> a;
param.triangle_mode = static_cast<TRIANGLE_MODE> (a % T_COUNT);
stream >> a;
stream >> param.size_vertices;
stream >> param.size_edges;
stream >> param.light_edges;
stream >> param.light_triangles;
stream >> param.theta;
stream >> param.phi;
return stream;
}
};
#endif // VIEW_VIEW_PARAMETER_H_
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