geforkt von Mirrors/Paper
307 Zeilen
9.6 KiB
Java
307 Zeilen
9.6 KiB
Java
package net.minecraft.server;
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import java.util.Random;
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// CraftBukkit start
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/*
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* HEAR ME, HE WHOM WISHES TO COMMAND THE UPDATERING
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*
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* FOR SOME REASON WE HAVE OUR OWN PORTAL TRAVEL AGENT IN OBC, WE NEED TO UPDATE
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* THAT WITH ANY NEW UPDATES TO THIS FILE. THIS FILE LEFT HERE AS A REMINDER.
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*
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*/
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// CraftBukkit end
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public class PortalTravelAgent {
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private Random a = new Random();
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public PortalTravelAgent() {}
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public void a(World world, Entity entity) {
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if (world.worldProvider.dimension != 1) {
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if (!this.b(world, entity)) {
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this.c(world, entity);
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this.b(world, entity);
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}
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} else {
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int i = MathHelper.floor(entity.locX);
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int j = MathHelper.floor(entity.locY) - 1;
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int k = MathHelper.floor(entity.locZ);
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byte b0 = 1;
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byte b1 = 0;
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for (int l = -2; l <= 2; ++l) {
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for (int i1 = -2; i1 <= 2; ++i1) {
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for (int j1 = -1; j1 < 3; ++j1) {
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int k1 = i + i1 * b0 + l * b1;
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int l1 = j + j1;
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int i2 = k + i1 * b1 - l * b0;
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boolean flag = j1 < 0;
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world.setTypeId(k1, l1, i2, flag ? Block.OBSIDIAN.id : 0);
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}
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}
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}
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entity.setPositionRotation((double) i, (double) j, (double) k, entity.yaw, 0.0F);
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entity.motX = entity.motY = entity.motZ = 0.0D;
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}
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}
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public boolean b(World world, Entity entity) {
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short short1 = 128;
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double d0 = -1.0D;
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int i = 0;
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int j = 0;
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int k = 0;
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int l = MathHelper.floor(entity.locX);
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int i1 = MathHelper.floor(entity.locZ);
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double d1;
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for (int j1 = l - short1; j1 <= l + short1; ++j1) {
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double d2 = (double) j1 + 0.5D - entity.locX;
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for (int k1 = i1 - short1; k1 <= i1 + short1; ++k1) {
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double d3 = (double) k1 + 0.5D - entity.locZ;
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for (int l1 = 127; l1 >= 0; --l1) {
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if (world.getTypeId(j1, l1, k1) == Block.PORTAL.id) {
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while (world.getTypeId(j1, l1 - 1, k1) == Block.PORTAL.id) {
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--l1;
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}
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d1 = (double) l1 + 0.5D - entity.locY;
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double d4 = d2 * d2 + d1 * d1 + d3 * d3;
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if (d0 < 0.0D || d4 < d0) {
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d0 = d4;
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i = j1;
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j = l1;
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k = k1;
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}
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}
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}
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}
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}
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if (d0 >= 0.0D) {
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double d5 = (double) i + 0.5D;
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double d6 = (double) j + 0.5D;
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d1 = (double) k + 0.5D;
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if (world.getTypeId(i - 1, j, k) == Block.PORTAL.id) {
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d5 -= 0.5D;
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}
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if (world.getTypeId(i + 1, j, k) == Block.PORTAL.id) {
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d5 += 0.5D;
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}
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if (world.getTypeId(i, j, k - 1) == Block.PORTAL.id) {
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d1 -= 0.5D;
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}
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if (world.getTypeId(i, j, k + 1) == Block.PORTAL.id) {
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d1 += 0.5D;
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}
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entity.setPositionRotation(d5, d6, d1, entity.yaw, 0.0F);
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entity.motX = entity.motY = entity.motZ = 0.0D;
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return true;
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} else {
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return false;
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}
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}
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public boolean c(World world, Entity entity) {
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byte b0 = 16;
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double d0 = -1.0D;
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int i = MathHelper.floor(entity.locX);
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int j = MathHelper.floor(entity.locY);
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int k = MathHelper.floor(entity.locZ);
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int l = i;
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int i1 = j;
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int j1 = k;
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int k1 = 0;
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int l1 = this.a.nextInt(4);
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int i2;
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double d1;
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int j2;
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double d2;
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int k2;
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int l2;
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int i3;
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int j3;
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int k3;
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int l3;
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int i4;
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int j4;
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int k4;
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double d3;
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double d4;
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for (i2 = i - b0; i2 <= i + b0; ++i2) {
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d1 = (double) i2 + 0.5D - entity.locX;
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for (j2 = k - b0; j2 <= k + b0; ++j2) {
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d2 = (double) j2 + 0.5D - entity.locZ;
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label274:
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for (l2 = 127; l2 >= 0; --l2) {
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if (world.isEmpty(i2, l2, j2)) {
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while (l2 > 0 && world.isEmpty(i2, l2 - 1, j2)) {
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--l2;
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}
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for (k2 = l1; k2 < l1 + 4; ++k2) {
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j3 = k2 % 2;
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i3 = 1 - j3;
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if (k2 % 4 >= 2) {
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j3 = -j3;
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i3 = -i3;
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}
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for (l3 = 0; l3 < 3; ++l3) {
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for (k3 = 0; k3 < 4; ++k3) {
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for (j4 = -1; j4 < 4; ++j4) {
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i4 = i2 + (k3 - 1) * j3 + l3 * i3;
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k4 = l2 + j4;
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int l4 = j2 + (k3 - 1) * i3 - l3 * j3;
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if (j4 < 0 && !world.getMaterial(i4, k4, l4).isBuildable() || j4 >= 0 && !world.isEmpty(i4, k4, l4)) {
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continue label274;
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}
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}
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}
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}
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d3 = (double) l2 + 0.5D - entity.locY;
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d4 = d1 * d1 + d3 * d3 + d2 * d2;
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if (d0 < 0.0D || d4 < d0) {
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d0 = d4;
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l = i2;
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i1 = l2;
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j1 = j2;
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k1 = k2 % 4;
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}
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}
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}
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}
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}
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}
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if (d0 < 0.0D) {
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for (i2 = i - b0; i2 <= i + b0; ++i2) {
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d1 = (double) i2 + 0.5D - entity.locX;
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for (j2 = k - b0; j2 <= k + b0; ++j2) {
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d2 = (double) j2 + 0.5D - entity.locZ;
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label222:
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for (l2 = 127; l2 >= 0; --l2) {
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if (world.isEmpty(i2, l2, j2)) {
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while (l2 > 0 && world.isEmpty(i2, l2 - 1, j2)) {
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--l2;
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}
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for (k2 = l1; k2 < l1 + 2; ++k2) {
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j3 = k2 % 2;
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i3 = 1 - j3;
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for (l3 = 0; l3 < 4; ++l3) {
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for (k3 = -1; k3 < 4; ++k3) {
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j4 = i2 + (l3 - 1) * j3;
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i4 = l2 + k3;
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k4 = j2 + (l3 - 1) * i3;
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if (k3 < 0 && !world.getMaterial(j4, i4, k4).isBuildable() || k3 >= 0 && !world.isEmpty(j4, i4, k4)) {
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continue label222;
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}
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}
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}
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d3 = (double) l2 + 0.5D - entity.locY;
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d4 = d1 * d1 + d3 * d3 + d2 * d2;
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if (d0 < 0.0D || d4 < d0) {
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d0 = d4;
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l = i2;
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i1 = l2;
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j1 = j2;
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k1 = k2 % 2;
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}
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}
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}
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}
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}
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}
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}
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int i5 = l;
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int j5 = i1;
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j2 = j1;
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int k5 = k1 % 2;
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int l5 = 1 - k5;
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if (k1 % 4 >= 2) {
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k5 = -k5;
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l5 = -l5;
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}
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boolean flag;
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if (d0 < 0.0D) {
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if (i1 < 70) {
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i1 = 70;
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}
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if (i1 > 118) {
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i1 = 118;
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}
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j5 = i1;
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for (l2 = -1; l2 <= 1; ++l2) {
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for (k2 = 1; k2 < 3; ++k2) {
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for (j3 = -1; j3 < 3; ++j3) {
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i3 = i5 + (k2 - 1) * k5 + l2 * l5;
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l3 = j5 + j3;
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k3 = j2 + (k2 - 1) * l5 - l2 * k5;
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flag = j3 < 0;
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world.setTypeId(i3, l3, k3, flag ? Block.OBSIDIAN.id : 0);
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}
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}
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}
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}
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for (l2 = 0; l2 < 4; ++l2) {
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world.suppressPhysics = true;
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for (k2 = 0; k2 < 4; ++k2) {
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for (j3 = -1; j3 < 4; ++j3) {
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i3 = i5 + (k2 - 1) * k5;
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l3 = j5 + j3;
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k3 = j2 + (k2 - 1) * l5;
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flag = k2 == 0 || k2 == 3 || j3 == -1 || j3 == 3;
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world.setTypeId(i3, l3, k3, flag ? Block.OBSIDIAN.id : Block.PORTAL.id);
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}
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}
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world.suppressPhysics = false;
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for (k2 = 0; k2 < 4; ++k2) {
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for (j3 = -1; j3 < 4; ++j3) {
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i3 = i5 + (k2 - 1) * k5;
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l3 = j5 + j3;
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k3 = j2 + (k2 - 1) * l5;
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world.applyPhysics(i3, l3, k3, world.getTypeId(i3, l3, k3));
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}
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}
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}
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return true;
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}
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}
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