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Code cleanup

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This commit is contained in:
Topher Lamey
2021-02-28 00:45:12 -07:00
parent 5b2368fb9c
commit 90e2adde76
1 changed files with 58 additions and 63 deletions
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121
02 Amazing/java/Amazing.java
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@@ -44,54 +44,48 @@ public class Amazing {
} while (width < 1 || length < 1); } while (width < 1 || length < 1);
Grid grid = new Grid(length, width); Grid grid = new Grid(length, width);
int enterCol = grid.setup(); int enterCol = grid.setupEntrance();
int totalWalls = width * length + 1; int totalWalls = width * length + 1;
int col = enterCol;
int row = 0;
int count = 2; int count = 2;
Cell cell = grid.startingCell();
while (count != totalWalls) { while (count != totalWalls) {
Cell cell = grid.cells[row][col];
ArrayList<Direction> possibleDirs = getPossibleDirs(grid, cell); ArrayList<Direction> possibleDirs = getPossibleDirs(grid, cell);
if (possibleDirs.size() != 0) { if (possibleDirs.size() != 0) {
Direction direction = possibleDirs.get(random(0, possibleDirs.size())); cell = setCellExit(grid, cell, possibleDirs);
if (direction == Direction.GO_LEFT) {
cell = grid.cells[row][--col];
cell.exitType = EXIT_RIGHT;
} else if (direction == Direction.GO_UP) {
cell = grid.cells[--row][col];
cell.exitType = EXIT_DOWN;
} else if (direction == Direction.GO_RIGHT) {
cell.exitType = cell.exitType + EXIT_RIGHT;
cell = grid.cells[row][++col];
} else if (direction == Direction.GO_DOWN) {
cell.exitType = cell.exitType + EXIT_DOWN;
cell = grid.cells[++row][col];
}
cell.count = count++; cell.count = count++;
} else { } else {
do { cell = grid.getFirstUnset(cell);
if (col != grid.lastCol) {
col++;
} else if (row != grid.lastRow) {
row++;
col = 0;
} else {
row = 0;
col = 0;
}
} while (grid.cells[row][col].count == 0);
} }
} }
grid.setupExit();
col = random(0, width - 1); writeMaze(width, grid, enterCol);
row = length - 1; }
grid.cells[row][col].exitType += 1;
private Cell setCellExit(Grid grid, Cell cell, ArrayList<Direction> possibleDirs) {
Direction direction = possibleDirs.get(random(0, possibleDirs.size()));
if (direction == Direction.GO_LEFT) {
cell = grid.getPrevCol(cell);
cell.exitType = EXIT_RIGHT;
} else if (direction == Direction.GO_UP) {
cell = grid.getPrevRow(cell);
cell.exitType = EXIT_DOWN;
} else if (direction == Direction.GO_RIGHT) {
cell.exitType = cell.exitType + EXIT_RIGHT;
cell = grid.getNextCol(cell);
} else if (direction == Direction.GO_DOWN) {
cell.exitType = cell.exitType + EXIT_DOWN;
cell = grid.getNextRow(cell);
}
return cell;
}
private void writeMaze(int width, Grid grid, int enterCol) {
// top line // top line
for (int i=0; i < width; i++) { for (int i = 0; i < width; i++) {
if (i == enterCol) { if (i == enterCol) {
out.print(". "); out.print(". ");
} else { } else {
@@ -100,18 +94,18 @@ public class Amazing {
} }
out.println('.'); out.println('.');
for (int i=0; i < length; i++) { for (Cell[] rows : grid.cells) {
out.print("I"); out.print("I");
for (int j = 0; j < width; j++) { for (Cell cell : rows) {
if (grid.cells[i][j].exitType == EXIT_UNSET || grid.cells[i][j].exitType == EXIT_DOWN) { if (cell.exitType == EXIT_UNSET || cell.exitType == EXIT_DOWN) {
out.print(" I"); out.print(" I");
} else { } else {
out.print(" "); out.print(" ");
} }
} }
out.println(); out.println();
for (int j = 0; j < width; j++) { for (Cell cell : rows) {
if (grid.cells[i][j].exitType == EXIT_UNSET || grid.cells[i][j].exitType == EXIT_RIGHT) { if (cell.exitType == EXIT_UNSET || cell.exitType == EXIT_RIGHT) {
out.print(":--"); out.print(":--");
} else { } else {
out.print(": "); out.print(": ");
@@ -159,11 +153,6 @@ public class Amazing {
return new String(spacesTemp); return new String(spacesTemp);
} }
public static boolean random() {
Random random = new Random();
return random.nextBoolean();
}
public static int random(int min, int max) { public static int random(int min, int max) {
Random random = new Random(); Random random = new Random();
return random.nextInt(max - min) + min; return random.nextInt(max - min) + min;
@@ -180,16 +169,6 @@ public class Amazing {
this.row = row; this.row = row;
this.col = col; this.col = col;
} }
@Override
public String toString() {
return "Cell{" +
"exitType=" + exitType +
", count=" + count +
", col=" + col +
", row=" + row +
'}';
}
} }
public static class Grid { public static class Grid {
@@ -199,6 +178,7 @@ public class Amazing {
int lastRow; int lastRow;
int width; int width;
int enterCol;
public Grid(int length, int width) { public Grid(int length, int width) {
this.lastCol = width - 1; this.lastCol = width - 1;
@@ -214,10 +194,19 @@ public class Amazing {
} }
} }
public int setup() { public int setupEntrance() {
int enterCol = random(0, this.width); this.enterCol = random(0, this.width);
cells[0][enterCol].count = 1; cells[0][this.enterCol].count = 1;
return enterCol; return this.enterCol;
}
public void setupExit() {
int exit = random(0, width - 1);
cells[lastRow][exit].exitType += 1;
}
public Cell startingCell() {
return cells[0][enterCol];
} }
public boolean isPrevColSet(Cell cell) { public boolean isPrevColSet(Cell cell) {
@@ -236,12 +225,18 @@ public class Amazing {
return 0 != cells[cell.row + 1][cell.col].count; return 0 != cells[cell.row + 1][cell.col].count;
} }
public Cell getPrevCol(Cell cell) { return cells[cell.row][--cell.col]; } public Cell getPrevCol(Cell cell) {
public Cell getPrevRow(Cell cell) { return cells[--cell.row][cell.col]; } return cells[cell.row][cell.col - 1];
public Cell getNextCol(Cell cell) { return cells[cell.row][++cell.col]; } }
public Cell getNextRow(Cell cell) { return cells[++cell.row][cell.col]; } public Cell getPrevRow(Cell cell) {
return cells[cell.row - 1][cell.col];
public Cell get(int row, int col) { return cells[row][col]; } }
public Cell getNextCol(Cell cell) {
return cells[cell.row][cell.col + 1];
}
public Cell getNextRow(Cell cell) {
return cells[cell.row + 1][cell.col];
}
public Cell getFirstUnset(Cell cell) { public Cell getFirstUnset(Cell cell) {
int col = cell.col; int col = cell.col;