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mainwindow.cpp
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#include "mainwindow.h"
#include "ui_mainwindow.h"
MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow) {
ui->setupUi(this);
nodes = new Node*[areaSize];
for (unsigned int i = 0; i < areaSize; i++) {
nodes[i] = new Node[areaSize];
}
dfs(0, 0, 0);
initScene(nodes);
for (unsigned int i = 0; i < areaSize; i++) {
delete [] nodes[i];
}
delete [] nodes;
img = scene.render(Vector3(0, 0, 0), Vector3(0, 0, 0)).scaledToWidth(1920);
update();;
}
MainWindow::~MainWindow(){
delete ui;
}
void MainWindow::dfs(const int &x, const int &y, const int &length){
nodes[x][y].visited = true;
std::array<int, 4> arr = { 1, 2, 3, 4 };
std::random_shuffle(arr.begin(), arr.end());
bool isEnd = true;
for (int& number : arr) {
switch (number) {
case 1:
if(inArea(x + 1, y) && !nodes[x + 1][y].visited){
isEnd = false;
nodes[x][y].right = true;
nodes[x + 1][y].left = true;
dfs(x + 1, y, length + 1);
}
break;
case 2:
if(inArea(x - 1, y) && !nodes[x - 1][y].visited){
isEnd = false;
nodes[x][y].left = true;
nodes[x - 1][y].right = true;
dfs(x - 1, y, length + 1);
}
break;
case 3:
if(inArea(x, y + 1) && !nodes[x][y + 1].visited){
isEnd = false;
nodes[x][y].forward = true;
nodes[x][y + 1].backward = true;
dfs(x, y + 1, length + 1);
}
break;
case 4:
if(inArea(x, y - 1) && !nodes[x][y - 1].visited){
isEnd = false;
nodes[x][y].backward = true;
nodes[x][y - 1].forward = true;
dfs(x, y - 1, length + 1);
}
break;
}
}
if(isEnd){
possibleEndings.push_back(std::make_pair(length, Vector2(x,y)));
}
}
bool MainWindow::inArea(const int &x, const int &y){
return x >= 0 && y >= 0 && x < static_cast<int>(areaSize) && y < static_cast<int>(areaSize);
}
void MainWindow::initScene(Node **nodes){
const unsigned int squareSize = 10;
const unsigned int squaresPerWall = 10;
const unsigned int size = squareSize * squaresPerWall;
const int floor = 50;
Square3 tmp(Vector3(0,0,0), size);
for (unsigned int i = 0; i < areaSize; i++) {
const int x = static_cast<int>(i * size * 2 - size + squareSize);
for (unsigned int j = 0; j < areaSize; j++) {
const int y = static_cast<int>(j * size * 2 - 1000 - size + squareSize);
for (unsigned int kx = 0; kx < squaresPerWall; kx++) {
for (unsigned int ky = 0; ky < squaresPerWall; ky++) {
tmp = Square3(Vector3(x + static_cast<int>(kx * squareSize * 2), floor, y + static_cast<int>(ky * squareSize * 2)), static_cast<int>(squareSize));
tmp.rotateAroundX(tmp.center, 90);
scene.floor.push_back(tmp);
tmp = Square3(Vector3(x + static_cast<int>(kx * squareSize * 2), floor - static_cast<int>(2 * size), y + static_cast<int>(ky * squareSize * 2)), static_cast<int>(squareSize));
tmp.rotateAroundX(tmp.center, 90);
scene.ceiling.push_back(tmp);
}
}
if(!nodes[i][j].left){
for (unsigned int kx = 0; kx < squaresPerWall; kx++) {
for (unsigned int ky = 0; ky < squaresPerWall; ky++) {
tmp = Square3(Vector3(x - static_cast<int>(squareSize), floor - static_cast<int>(squareSize + kx * squareSize * 2), y + static_cast<int>(ky * squareSize * 2)), static_cast<int>(squareSize));
tmp.rotateAroundY(tmp.center, 90);
scene.addUniqueWall(tmp);
}
}
}
if(!nodes[i][j].right){
for (unsigned int kx = 0; kx < squaresPerWall; kx++) {
for (unsigned int ky = 0; ky < squaresPerWall; ky++) {
tmp = Square3(Vector3(x + static_cast<int>(size * 2 - squareSize), floor - static_cast<int>(squareSize + kx * squareSize * 2), y + static_cast<int>(ky * squareSize * 2)), static_cast<int>(squareSize));
tmp.rotateAroundY(tmp.center, 90);
scene.addUniqueWall(tmp);
}
}
}
if(!nodes[i][j].forward){
for (unsigned int kx = 0; kx < squaresPerWall; kx++) {
for (unsigned int ky = 0; ky < squaresPerWall; ky++) {
tmp = Square3(Vector3(x + static_cast<int>(kx * squareSize * 2), floor - static_cast<int>(squareSize + ky * squareSize * 2), y + static_cast<int>(size * 2 - squareSize)), static_cast<int>(squareSize));
scene.addUniqueWall(tmp);
}
}
}
if(!nodes[i][j].backward){
for (unsigned int kx = 0; kx < squaresPerWall; kx++) {
for (unsigned int ky = 0; ky < squaresPerWall; ky++) {
tmp = Square3(Vector3(x + static_cast<int>(kx * squareSize * 2), floor - static_cast<int>(squareSize + ky * squareSize * 2), y - static_cast<int>(squareSize)), static_cast<int>(squareSize));
scene.addUniqueWall(tmp);
}
}
}
}
}
const unsigned int endIndex = static_cast<unsigned int>(rand()) % static_cast<unsigned int>(possibleEndings.size());
const int x = static_cast<int>(possibleEndings[endIndex].second.x * size * 2 - size + squareSize);
for (unsigned int kx = 0; kx < squaresPerWall; kx++) {
const int y = static_cast<int>(possibleEndings[endIndex].second.y * size * 2 - 1000 - size + squareSize);
for (unsigned int ky = 0; ky < squaresPerWall; ky++) {
tmp = Square3(Vector3(x + static_cast<int>(kx * squareSize * 2), floor, y + static_cast<int>(ky * squareSize * 2)), static_cast<int>(squareSize));
tmp.rotateAroundX(tmp.center, 90);
scene.addSpecialFloor(tmp);
}
}
}
void MainWindow::keyPressEvent(QKeyEvent *event){
if(event->key() == Qt::Key_W){
img = scene.render(forward, neutral).scaledToWidth(1920);
update();
} else if (event->key() == Qt::Key_S) {
img = scene.render(backward, neutral).scaledToWidth(1920);
update();
} else if (event->key() == Qt::Key_A) {
img = scene.render(left, neutral).scaledToWidth(1920);
update();
} else if (event->key() == Qt::Key_D) {
img = scene.render(right, neutral).scaledToWidth(1920);
update();
}
}
void MainWindow::mouseMoveEvent(QMouseEvent *event) {
const Vector2 currentMouse(event->x(), event->y());
img = scene.render(neutral, Vector3(static_cast<int>((lastMouse - currentMouse).y/20), static_cast<int>((lastMouse - currentMouse).x/-20), 0)).scaledToWidth(1920);
lastMouse = currentMouse;
update();
}
void MainWindow::mousePressEvent(QMouseEvent *event) {
lastMouse = Vector2(event->x(), event->y());
}
void MainWindow::paintEvent(QPaintEvent*){
QPainter p(this);
p.drawImage(0, 0, img);
}