package net.minecraft.server; import java.util.List; import java.util.Random; //CraftBukkit start import org.bukkit.craftbukkit.CraftServer; import org.bukkit.craftbukkit.entity.CraftSnowball; import org.bukkit.event.entity.EntityDamageByProjectileEvent; import org.bukkit.event.entity.EntityDamageEvent; //CraftBukkit end public class EntitySnowball extends Entity { private int b; private int c; private int d; private int e; private boolean f; public int a; private EntityLiving ak; private int al; private int am; public EntitySnowball(World world) { super(world); b = -1; c = -1; d = -1; e = 0; f = false; a = 0; am = 0; a(0.25F, 0.25F); //CraftBukkit start CraftServer server = ((WorldServer) this.l).getServer(); this.bukkitEntity = new CraftSnowball(server, this); //CraftBukkit end } protected void a() {} public EntitySnowball(World world, EntityLiving entityliving) { super(world); b = -1; c = -1; d = -1; e = 0; f = false; a = 0; am = 0; ak = entityliving; a(0.25F, 0.25F); c(entityliving.p, entityliving.q + (double) entityliving.w(), entityliving.r, entityliving.v, entityliving.w); p -= MathHelper.b((v / 180F) * 3.141593F) * 0.16F; q -= 0.10000000149011612D; r -= MathHelper.a((v / 180F) * 3.141593F) * 0.16F; a(p, q, r); H = 0.0F; float f1 = 0.4F; s = -MathHelper.a((v / 180F) * 3.141593F) * MathHelper.b((w / 180F) * 3.141593F) * f1; u = MathHelper.b((v / 180F) * 3.141593F) * MathHelper.b((w / 180F) * 3.141593F) * f1; t = -MathHelper.a((w / 180F) * 3.141593F) * f1; a(s, t, u, 1.5F, 1.0F); } public EntitySnowball(World world, double d1, double d2, double d3) { super(world); b = -1; c = -1; d = -1; e = 0; f = false; a = 0; am = 0; al = 0; a(0.25F, 0.25F); a(d1, d2, d3); H = 0.0F; } public void a(double d1, double d2, double d3, float f1, float f2) { float f3 = MathHelper.a(d1 * d1 + d2 * d2 + d3 * d3); d1 /= f3; d2 /= f3; d3 /= f3; d1 += W.nextGaussian() * 0.0074999998323619366D * (double) f2; d2 += W.nextGaussian() * 0.0074999998323619366D * (double) f2; d3 += W.nextGaussian() * 0.0074999998323619366D * (double) f2; d1 *= f1; d2 *= f1; d3 *= f1; s = d1; t = d2; u = d3; float f4 = MathHelper.a(d1 * d1 + d3 * d3); x = v = (float) ((Math.atan2(d1, d3) * 180D) / 3.1415927410125732D); y = w = (float) ((Math.atan2(d2, f4) * 180D) / 3.1415927410125732D); al = 0; } public void b_() { O = p; P = q; Q = r; super.b_(); if (a > 0) { a--; } if (f) { int i = this.l.a(b, c, d); if (i != e) { f = false; s *= W.nextFloat() * 0.2F; t *= W.nextFloat() * 0.2F; u *= W.nextFloat() * 0.2F; al = 0; am = 0; } else { al++; if (al == 1200) { q(); } return; } } else { am++; } Vec3D vec3d = Vec3D.b(p, q, r); Vec3D vec3d1 = Vec3D.b(p + s, q + t, r + u); MovingObjectPosition movingobjectposition = this.l.a(vec3d, vec3d1); vec3d = Vec3D.b(p, q, r); vec3d1 = Vec3D.b(p + s, q + t, r + u); if (movingobjectposition != null) { vec3d1 = Vec3D.b(movingobjectposition.f.a, movingobjectposition.f.b, movingobjectposition.f.c); } if (!this.l.z) { Entity entity = null; List list = this.l.b(((Entity) (this)), z.a(s, t, u).b(1.0D, 1.0D, 1.0D)); double d1 = 0.0D; for (int k = 0; k < list.size(); k++) { Entity entity1 = (Entity) list.get(k); if (!entity1.c_() || entity1 == ak && am < 5) { continue; } float f4 = 0.3F; AxisAlignedBB axisalignedbb = entity1.z.b(f4, f4, f4); MovingObjectPosition movingobjectposition1 = axisalignedbb.a(vec3d, vec3d1); if (movingobjectposition1 == null) { continue; } double d2 = vec3d.a(movingobjectposition1.f); if (d2 < d1 || d1 == 0.0D) { entity = entity1; d1 = d2; } } if (entity != null) { movingobjectposition = new MovingObjectPosition(entity); } } if (movingobjectposition != null) { if (movingobjectposition.g != null) { // CraftBukkit start boolean bounce; if (movingobjectposition.g instanceof EntityLiving) { CraftServer server = ((WorldServer) this.l).getServer(); //TODO @see EntityArrow#162 EntityDamageByProjectileEvent edbpe = new EntityDamageByProjectileEvent( ak.getBukkitEntity(), movingobjectposition.g.getBukkitEntity(), this.getBukkitEntity(), EntityDamageEvent.DamageCause.ENTITY_ATTACK, 0); server.getPluginManager().callEvent(edbpe); if(!edbpe.isCancelled()) { // this function returns if the snowball should stick or not, i.e. !bounce bounce = !movingobjectposition.g.a(((Entity) (ak)), edbpe.getDamage()); } else { // event was cancelled, get if the snowball should bounce or not bounce = edbpe.getBounce(); } } else { bounce = !movingobjectposition.g.a(((Entity) (ak)), 0); } if (!bounce) { // CraftBukkit end ; } } for (int j = 0; j < 8; j++) { this.l.a("snowballpoof", p, q, r, 0.0D, 0.0D, 0.0D); } q(); } p += s; q += t; r += u; float f1 = MathHelper.a(s * s + u * u); v = (float) ((Math.atan2(s, u) * 180D) / 3.1415927410125732D); for (w = (float) ((Math.atan2(t, f1) * 180D) / 3.1415927410125732D); w - y < -180F; y -= 360F) { ; } for (; w - y >= 180F; y += 360F) { ; } for (; v - x < -180F; x -= 360F) { ; } for (; v - x >= 180F; x += 360F) { ; } w = y + (w - y) * 0.2F; v = x + (v - x) * 0.2F; float f2 = 0.99F; float f5 = 0.03F; if (v()) { for (int l = 0; l < 4; l++) { float f3 = 0.25F; this.l.a("bubble", p - s * (double) f3, q - t * (double) f3, r - u * (double) f3, s, t, u); } f2 = 0.8F; } s *= f2; t *= f2; u *= f2; t -= f5; a(p, q, r); } public void a(NBTTagCompound nbttagcompound) { nbttagcompound.a("xTile", (short) b); nbttagcompound.a("yTile", (short) c); nbttagcompound.a("zTile", (short) d); nbttagcompound.a("inTile", (byte) e); nbttagcompound.a("shake", (byte) a); nbttagcompound.a("inGround", (byte) (f ? 1 : 0)); } public void b(NBTTagCompound nbttagcompound) { b = ((int) (nbttagcompound.c("xTile"))); c = ((int) (nbttagcompound.c("yTile"))); d = ((int) (nbttagcompound.c("zTile"))); e = nbttagcompound.b("inTile") & 0xff; a = nbttagcompound.b("shake") & 0xff; f = nbttagcompound.b("inGround") == 1; } public void b(EntityPlayer entityplayer) { if (f && ak == entityplayer && a <= 0 && entityplayer.an.a(new ItemStack(Item.j, 1))) { l.a(((Entity) (this)), "random.pop", 0.2F, ((W.nextFloat() - W.nextFloat()) * 0.7F + 1.0F) * 2.0F); entityplayer.c(((Entity) (this)), 1); q(); } } }