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Hollow lines; modified line-drawing; EditSession utility methods

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Made hypot() and getHollowed() static
This commit is contained in:
orthoplex64 2013-08-03 20:42:19 -05:00 committed by TomyLobo
parent f38b6c484c
commit f4277c126d
2 changed files with 74 additions and 37 deletions
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93
src/main/java/com/sk89q/worldedit/EditSession.java
View File

@ -3003,35 +3003,35 @@ public class EditSession {
* @param pos1 One of the points that define the line.
* @param pos2 The other point that defines the line.
* @param radius The radius of the line.
* @param filled If false, only a shell will be generated.
*
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int drawLine(Pattern pattern, Vector pos1, Vector pos2, int radius)
public int drawLine(Pattern pattern, Vector pos1, Vector pos2, double radius, boolean filled)
throws MaxChangedBlocksException {
Set<Vector> vset = new HashSet<Vector>();
int affected = 0;
boolean notdrawn = true;
int ceilrad = (int) Math.ceil(radius);
int x1 = pos1.getBlockX(), y1 = pos1.getBlockY(), z1 = pos1.getBlockZ();
int x2 = pos2.getBlockX(), y2 = pos2.getBlockY(), z2 = pos2.getBlockZ();
int tipx = x1, tipy = y1, tipz = z1;
int dx = Math.abs(x2 - x1), dy = Math.abs(y2 - y1), dz = Math.abs(z2 - z1);
if (dx + dy + dz == 0) {
for (int loopx = tipx - radius; loopx <= tipx + radius; loopx++) {
for (int loopy = tipy - radius; loopy <= tipy + radius; loopy++) {
for (int loopz = tipz - radius; loopz <= tipz + radius; loopz++) {
if (Math.sqrt(Math.pow(loopx - tipx, 2) + Math.pow(loopy - tipy, 2) + Math.pow(loopz - tipz, 2)) <= radius) {
if (setBlock(new Vector(loopx, loopy, loopz), pattern)) {
affected++;
}
for (int loopx = tipx - ceilrad; loopx <= tipx + ceilrad; loopx++) {
for (int loopy = tipy - ceilrad; loopy <= tipy + ceilrad; loopy++) {
for (int loopz = tipz - ceilrad; loopz <= tipz + ceilrad; loopz++) {
if (hypot(loopx - tipx, loopy - tipy, loopz - tipz) <= radius) {
vset.add(new Vector(loopx, loopy, loopz));
}
}
}
}
return affected;
notdrawn = false;
}
if (Math.max(Math.max(dx, dy), dz) == dx && notdrawn) {
@ -3040,13 +3040,11 @@ public class EditSession {
tipy = (int) Math.round(y1 + domstep * ((double) dy) / ((double) dx) * (y2 - y1 > 0 ? 1 : -1));
tipz = (int) Math.round(z1 + domstep * ((double) dz) / ((double) dx) * (z2 - z1 > 0 ? 1 : -1));
for (int loopx = tipx - radius; loopx <= tipx + radius; loopx++) {
for (int loopy = tipy - radius; loopy <= tipy + radius; loopy++) {
for (int loopz = tipz - radius; loopz <= tipz + radius; loopz++) {
if (Math.sqrt(Math.pow(loopx - tipx, 2) + Math.pow(loopy - tipy, 2) + Math.pow(loopz - tipz, 2)) <= radius) {
if (setBlock(new Vector(loopx, loopy, loopz), pattern)) {
affected++;
}
for (int loopx = tipx - ceilrad; loopx <= tipx + ceilrad; loopx++) {
for (int loopy = tipy - ceilrad; loopy <= tipy + ceilrad; loopy++) {
for (int loopz = tipz - ceilrad; loopz <= tipz + ceilrad; loopz++) {
if (hypot(loopx - tipx, loopy - tipy, loopz - tipz) <= radius) {
vset.add(new Vector(loopx, loopy, loopz));
}
}
}
@ -3061,13 +3059,11 @@ public class EditSession {
tipx = (int) Math.round(x1 + domstep * ((double) dx) / ((double) dy) * (x2 - x1 > 0 ? 1 : -1));
tipz = (int) Math.round(z1 + domstep * ((double) dz) / ((double) dy) * (z2 - z1 > 0 ? 1 : -1));
for (int loopx = tipx - radius; loopx <= tipx + radius; loopx++) {
for (int loopy = tipy - radius; loopy <= tipy + radius; loopy++) {
for (int loopz = tipz - radius; loopz <= tipz + radius; loopz++) {
if (Math.sqrt(Math.pow(loopx - tipx, 2) + Math.pow(loopy - tipy, 2) + Math.pow(loopz - tipz, 2)) <= radius) {
if (setBlock(new Vector(loopx, loopy, loopz), pattern)) {
affected++;
}
for (int loopx = tipx - ceilrad; loopx <= tipx + ceilrad; loopx++) {
for (int loopy = tipy - ceilrad; loopy <= tipy + ceilrad; loopy++) {
for (int loopz = tipz - ceilrad; loopz <= tipz + ceilrad; loopz++) {
if (hypot(loopx - tipx, loopy - tipy, loopz - tipz) <= radius) {
vset.add(new Vector(loopx, loopy, loopz));
}
}
}
@ -3082,13 +3078,11 @@ public class EditSession {
tipy = (int) Math.round(y1 + domstep * ((double) dy) / ((double) dz) * (y2-y1>0 ? 1 : -1));
tipx = (int) Math.round(x1 + domstep * ((double) dx) / ((double) dz) * (x2-x1>0 ? 1 : -1));
for (int loopx = tipx - radius; loopx <= tipx + radius; loopx++) {
for (int loopy = tipy - radius; loopy <= tipy + radius; loopy++) {
for (int loopz = tipz - radius; loopz <= tipz + radius; loopz++) {
if (Math.sqrt(Math.pow(loopx - tipx, 2) + Math.pow(loopy - tipy, 2) + Math.pow(loopz - tipz, 2)) <= radius) {
if (setBlock(new Vector(loopx, loopy, loopz), pattern)) {
affected++;
}
for (int loopx = tipx - ceilrad; loopx <= tipx + ceilrad; loopx++) {
for (int loopy = tipy - ceilrad; loopy <= tipy + ceilrad; loopy++) {
for (int loopz = tipz - ceilrad; loopz <= tipz + ceilrad; loopz++) {
if (hypot(loopx - tipx, loopy - tipy, loopz - tipz) <= radius) {
vset.add(new Vector(loopx, loopy, loopz));
}
}
}
@ -3097,6 +3091,43 @@ public class EditSession {
notdrawn = false;
}
if (!filled) {
vset = getHollowed(vset);
}
return setBlocks(vset, pattern);
}
private static double hypot(double... pars) {
double sum = 0;
for (double d : pars) {
sum += Math.pow(d, 2);
}
return Math.sqrt(sum);
}
private static Set<Vector> getHollowed(Set<Vector> vset) {
Set<Vector> returnset = new HashSet<Vector>();
for (Vector v : vset) {
double x = v.getX(), y = v.getY(), z = v.getZ();
if (!(vset.contains(new Vector(x + 1, y, z)) &&
vset.contains(new Vector(x - 1, y, z)) &&
vset.contains(new Vector(x, y + 1, z)) &&
vset.contains(new Vector(x, y - 1, z)) &&
vset.contains(new Vector(x, y, z + 1)) &&
vset.contains(new Vector(x, y, z - 1)))) {
returnset.add(v);
}
}
return returnset;
}
private int setBlocks(Set<Vector> vset, Pattern pattern)
throws MaxChangedBlocksException {
int affected = 0;
for (Vector v : vset) {
affected += setBlock(v, pattern) ? 1 : 0;
}
return affected;
}

18
src/main/java/com/sk89q/worldedit/commands/RegionCommands.java
View File

@ -89,7 +89,12 @@ public class RegionCommands {
@Command(
aliases = { "/line" },
usage = "<block> [thickness]",
desc = "Draw a line segment between selection corners.",
desc = "Draws a line segment between selection corners",
help =
"Draws a line segment between selection corners.\n" +
"Flags:\n" +
" -h generates only a shell",
flags = "h",
min = 1,
max = 2
)
@ -103,15 +108,16 @@ public class RegionCommands {
player.printError("Invalid region type");
return;
}
if (args.argsLength() < 2 ? false : args.getInteger(1) < 0) {
player.printError("Invalid thickness. Must be greater than -1");
if (args.argsLength() < 2 ? false : args.getDouble(1) < 0) {
player.printError("Invalid thickness. Must not be negative");
return;
}
Pattern pattern = we.getBlockPattern(player, args.getString(0));
Vector pos1 = ((CuboidRegion) region).getPos1();
Vector pos2 = ((CuboidRegion) region).getPos2();
int blocksChanged = editSession.drawLine(pattern, pos1, pos2, args.argsLength() < 2 ? 0 : args.getInteger(1));
CuboidRegion cuboidregion = (CuboidRegion) region;
Vector pos1 = cuboidregion.getPos1();
Vector pos2 = cuboidregion.getPos2();
int blocksChanged = editSession.drawLine(pattern, pos1, pos2, args.argsLength() < 2 ? 0 : args.getDouble(1), !args.hasFlag('h'));
player.print(blocksChanged + " block(s) have been changed.");
}