Indentation according to style guide
This commit is contained in:
Robert Storlind
parent
1a1837cc7e
commit
38e312c93e
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@ -3,106 +3,105 @@
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var Drone = require('../drone').Drone;
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function maze_make(x,y) {
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var n=x*y-1;
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if (n<0) {
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echo("illegal maze dimensions");
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return ({x: 0, y: 0});
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}
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var horiz=[]; for (var j= 0; j<x+1; j++) horiz[j]= [];
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var verti=[]; for (var j= 0; j<y+1; j++) verti[j]= [];
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var here= [Math.floor(Math.random()*x), Math.floor(Math.random()*y)];
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var path= [here];
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var unvisited= [];
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for (var j= 0; j<x+2; j++) {
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unvisited[j]= [];
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for (var k= 0; k<y+1; k++)
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unvisited[j].push(j>0 && j<x+1 && k>0 && (j != here[0]+1 || k != here[1]+1));
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}
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while (0<n) {
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var potential= [[here[0]+1, here[1]], [here[0],here[1]+1],
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[here[0]-1, here[1]], [here[0],here[1]-1]];
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var neighbors= [];
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for (var j= 0; j < 4; j++)
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if (unvisited[potential[j][0]+1][potential[j][1]+1])
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neighbors.push(potential[j]);
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if (neighbors.length) {
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n= n-1;
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next= neighbors[Math.floor(Math.random()*neighbors.length)];
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unvisited[next[0]+1][next[1]+1]= false;
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if (next[0] == here[0])
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horiz[next[0]][(next[1]+here[1]-1)/2]= true;
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else
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verti[(next[0]+here[0]-1)/2][next[1]]= true;
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path.push(here= next);
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} else
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here= path.pop();
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}
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return ({x: x, y: y, horiz: horiz, verti: verti});
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var n=x*y-1;
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if (n<0) {
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echo("illegal maze dimensions");
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return ({x: 0, y: 0});
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}
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var horiz=[]; for (var j= 0; j<x+1; j++) horiz[j]= [];
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var verti=[]; for (var j= 0; j<y+1; j++) verti[j]= [];
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var here= [Math.floor(Math.random()*x), Math.floor(Math.random()*y)];
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var path= [here];
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var unvisited= [];
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for (var j= 0; j<x+2; j++) {
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unvisited[j]= [];
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for (var k= 0; k<y+1; k++)
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unvisited[j].push(j>0 && j<x+1 && k>0 && (j != here[0]+1 || k != here[1]+1));
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}
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while (0<n) {
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var potential= [[here[0]+1, here[1]], [here[0],here[1]+1],
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[here[0]-1, here[1]], [here[0],here[1]-1]];
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var neighbors= [];
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for (var j= 0; j < 4; j++)
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if (unvisited[potential[j][0]+1][potential[j][1]+1])
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neighbors.push(potential[j]);
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if (neighbors.length) {
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n= n-1;
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next= neighbors[Math.floor(Math.random()*neighbors.length)];
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unvisited[next[0]+1][next[1]+1]= false;
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if (next[0] == here[0])
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horiz[next[0]][(next[1]+here[1]-1)/2]= true;
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else
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verti[(next[0]+here[0]-1)/2][next[1]]= true;
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path.push(here= next);
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} else
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here= path.pop();
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}
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return ({x: x, y: y, horiz: horiz, verti: verti});
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}
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function maze_display(m) {
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var text= [];
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for (var j= 0; j<m.x*2+1; j++) {
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var line= [];
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if (0 == j%2)
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for (var k=0; k<m.y*4+1; k++)
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if (0 == k%4)
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line[k]= '+';
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else
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if (j>0 && m.verti[j/2-1][Math.floor(k/4)])
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line[k]= ' ';
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else
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line[k]= '-';
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else
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for (var k=0; k<m.y*4+1; k++)
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if (0 == k%4)
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if (k>0 && m.horiz[(j-1)/2][k/4-1])
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line[k]= ' ';
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else
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line[k]= '|';
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else
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line[k]= ' ';
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if (0 == j) line[1]= line[2]= line[3]= ' ';
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if (m.x*2-1 == j) line[4*m.y]= ' ';
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text.push(line.join('')+' \r\n'); // TWEAKED: space added to get an even number of columns
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}
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return text.join('');
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var text= [];
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for (var j= 0; j<m.x*2+1; j++) {
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var line= [];
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if (0 == j%2)
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for (var k=0; k<m.y*4+1; k++)
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if (0 == k%4)
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line[k]= '+';
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else
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if (j>0 && m.verti[j/2-1][Math.floor(k/4)])
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line[k]= ' ';
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else
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line[k]= '-';
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else
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for (var k=0; k<m.y*4+1; k++)
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if (0 == k%4)
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if (k>0 && m.horiz[(j-1)/2][k/4-1])
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line[k]= ' ';
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else
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line[k]= '|';
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else
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line[k]= ' ';
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if (0 == j) line[1]= line[2]= line[3]= ' ';
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if (m.x*2-1 == j) line[4*m.y]= ' ';
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text.push(line.join('')+' \r\n'); // TWEAKED: space added to get an even number of columns
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}
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return text.join('');
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}
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// ScriptCraft stuff starts here
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// Helper function to parse the ASCII art into Drone actions
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// You might also consider creating a new maze_display but for now this will do the work
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function maze_draw(maze_string, d) {
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// d is the Drone to use
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d.up().chkpt('maze-start');
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for (var j = 0; j < maze_string.length; j += 2) {
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switch(maze_string.substr(j, 2)) {
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case ' ':
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d.box(0).fwd(); // Make sure to empty this position
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break;
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case '\r\n':
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d.move('maze-start');
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d.right().chkpt('maze-start');
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break;
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default: // '+ ', '+-', '--', '| '
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if (j == 0) {
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d.box(blocks.glowstone); // highlight the maze entry and exit
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} else if (j == maze_string.length - 4) {
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d.box(blocks.glass);
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} else {
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d.box(blocks.oak);
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}
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d.fwd();
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}
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}
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// d is the Drone to use
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d.up().chkpt('maze-start');
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for (var j = 0; j < maze_string.length; j += 2) {
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switch(maze_string.substr(j, 2)) {
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case ' ':
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d.box(0).fwd(); // Make sure to empty this position
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break;
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case '\r\n':
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d.move('maze-start');
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d.right().chkpt('maze-start');
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break;
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default: // '+ ', '+-', '--', '| '
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if (j == 0) {
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d.box(blocks.glowstone); // highlight the maze entry and exit
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} else if (j == maze_string.length - 4) {
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d.box(blocks.glass);
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} else {
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d.box(blocks.oak);
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}
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d.fwd();
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}
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}
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}
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// User-facing code starts here
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// Example: Try /js amazing(5,7)
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Drone.extend('amazing', function(size_x, size_y) {
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m = maze_make(size_x, size_y);
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if (m.x > 0 && m.y > 0) {
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maze_draw(maze_display(m), this);
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}
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m = maze_make(size_x, size_y);
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if (m.x > 0 && m.y > 0) {
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maze_draw(maze_display(m), this);
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}
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});
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