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/*
*
* description: Displays the A* Algorithm on a grid.
*
* author: Yann Herklotz <ymherklotz@gmail.com>
* date created: DD-MM-YYYY
*
*/
#include "tilemap.hpp"
#include "astar.hpp"
#include <SFML/Graphics.hpp>
#include <iostream>
#include <cstdlib>
using namespace std;
int main(int argc, char *argv[]) {
cout << "executing " << argv[0] << endl;
cout << "arguments given: " << argc - 1 << endl;
// create a render window of size 800x600 with a title.
sf::RenderWindow window(sf::VideoMode(800, 600), "A* Algorithm");
// print out the window size.
cout << "window size: " << window.getSize().x << ", " << window.getSize().y << endl;
// set the constants int the file that define the grid to be displayed.
const int tile_size = 21;
const int rows = 41;
const int cols = 34;
// print out that information.
cout << "tile size: " << tile_size << "px, rows: " << rows << ", cols: " <<
cols << endl;
// create the array of the right size using the constants.
int tiles[cols * rows];
// assign zeros to the tiles.
for(int i = 0; i < cols * rows; ++i)
tiles[i] = 0;
// create a tile map that will be used to display the array.
TileMap map;
// event loop that runs the window.
while(window.isOpen()) {
// create an event.
sf::Event event;
// check if an event has been triggered.
while(window.pollEvent(event))
// if the event is the window closing, close the window.
if(event.type == sf::Event::Closed)
window.close();
// check if mouse buttons are pressed.
if(sf::Mouse::isButtonPressed(sf::Mouse::Left)) {
// get the position of the mouse.
sf::Vector2i mouse = sf::Mouse::getPosition(window);
// set the tile colour to 1.
tiles[(int)(mouse.x / tile_size) + cols * (int)(mouse.y / tile_size)] = 1;
} else if(sf::Mouse::isButtonPressed(sf::Mouse::Right)) {
sf::Vector2i mouse = sf::Mouse::getPosition(window);
// set the tile colour to 2.
tiles[(int)(mouse.x / tile_size) + cols * (int)(mouse.y / tile_size)] = 2;
}
// update tile map with the correct array.
map.load("res/GridTileTexture3.png", sf::Vector2f(200, 200), sf::Vector2f(tile_size, tile_size), tiles, cols, rows);
// clear the screen.
window.clear(sf::Color(47, 47, 47));
// draw the map onto the screen.
window.draw(map);
// display the window.
window.display();
}
return 0;
}
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