"Arc" avec effet.
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Je vois se que vous voulez dire , le problème est que dans mon logiciel eclipse je ne trouve pas les classes principale de minecraft ou-sont elles ?
EDIT : Je suis en 1.7.2
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Dans Referenced Libraries –> forgeSrcXXX.XXX.XXX

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Ouf merci , je vais essayer , pour au moins essayer de faire quelques chose si je n’y arrive pas je re-posterais un messages
Histoire de ne pas vous demander de tout faire.EDIT : On voit que je suis en apprentissage ^^ En effet je ne sais pas par quoi commencer , je pense qu’ensuite je dois placer ce code : µ
if (flag || par3EntityPlayer.inventory.hasItem(Items.arrow)) { float f = (float)j / 20.0F; f = (f * f + f * 2.0F) / 3.0F; if ((double)f < 0.1D) { return; } if (f > 1.0F) { f = 1.0F; } EntityArrow entityarrow = new EntityArrow(par2World, par3EntityPlayer, f * 2.0F); if (f == 1.0F) { entityarrow.setIsCritical(true); } int k = EnchantmentHelper.getEnchantmentLevel(Enchantment.power.effectId, par1ItemStack); if (k > 0) { entityarrow.setDamage(entityarrow.getDamage() + (double)k * 0.5D + 0.5D); } int l = EnchantmentHelper.getEnchantmentLevel(Enchantment.punch.effectId, par1ItemStack); if (l > 0) { entityarrow.setKnockbackStrength(l); } if (EnchantmentHelper.getEnchantmentLevel(Enchantment.flame.effectId, par1ItemStack) > 0) { entityarrow.setFire(100); } par1ItemStack.damageItem(1, par3EntityPlayer); par2World.playSoundAtEntity(par3EntityPlayer, "random.bow", 1.0F, 1.0F / (itemRand.nextFloat() * 0.4F + 1.2F) + f * 0.5F); if (flag) { entityarrow.canBePickedUp = 2; } else { par3EntityPlayer.inventory.consumeInventoryItem(Items.arrow); } if (!par2World.isRemote) { par2World.spawnEntityInWorld(entityarrow); } } }en remplaçant mais j’ai plein d’erreur etc…
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Copies colle tout le code de l’arc et puis change ce qu’il y a dans cette méthode

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Je n’arrive juste pas a trouver la facon de pouvoir déclare mon item j’ai mis
if (flag || par3EntityPlayer.inventory.hasItem(Item.itemFlechette))cependant Item.itemFlechette n’est pas reconnu j’ai aussi essayé Items.itemFlechette mais rien n’y fais non plus ,j’ai importé tout ce que je pensais juste. ```
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.client.renderer.texture.IIconRegister;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.enchantment.Enchantment;
import net.minecraft.enchantment.EnchantmentHelper;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.projectile.EntityArrow;
import net.minecraft.init.Items;
import net.minecraft.item.EnumAction;
import net.minecraft.init.Items;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.IIcon;
import net.minecraft.world.World;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.event.entity.player.ArrowLooseEvent;
import net.minecraftforge.event.entity.player.ArrowNockEvent;
import cpw.mods.fml.common.Mod;
import cpw.mods.fml.common.Mod.EventHandler;
import cpw.mods.fml.common.Mod.Instance;
import cpw.mods.fml.common.SidedProxy;
import cpw.mods.fml.common.event.FMLInitializationEvent;
import cpw.mods.fml.common.event.FMLPostInitializationEvent;
import cpw.mods.fml.common.event.FMLPreInitializationEvent;
import cpw.mods.fml.common.registry.GameRegistry;mais rien n'y fais.. :( -
<taclasseprincipale>.itemFlechette
La, il serait temps d’apprendre le langage Java sinon tu vas rester bloqués sur des trucs cons encore longtemps.</taclasseprincipale> -
Je suis débutant et pourtant je sais pas pourquoi j’y ai pas pensé , désoler :S
Cependant même en replaçant par le itemFlechette ce sont toujours des flèches qui sont tirer , ou dois-je changer quelque chose ?package mod.common; import cpw.mods.fml.relauncher.Side; import cpw.mods.fml.relauncher.SideOnly; import net.minecraft.client.renderer.texture.IIconRegister; import net.minecraft.creativetab.CreativeTabs; import net.minecraft.enchantment.Enchantment; import net.minecraft.enchantment.EnchantmentHelper; import net.minecraft.entity.player.EntityPlayer; import net.minecraft.entity.projectile.EntityArrow; import net.minecraft.init.Items; import net.minecraft.item.EnumAction; import net.minecraft.init.Items; import net.minecraft.item.Item; import net.minecraft.item.ItemStack; import net.minecraft.util.IIcon; import net.minecraft.world.World; import net.minecraftforge.common.MinecraftForge; import net.minecraftforge.event.entity.player.ArrowLooseEvent; import net.minecraftforge.event.entity.player.ArrowNockEvent; import cpw.mods.fml.common.Mod; import cpw.mods.fml.common.Mod.EventHandler; import cpw.mods.fml.common.Mod.Instance; import cpw.mods.fml.common.SidedProxy; import cpw.mods.fml.common.event.FMLInitializationEvent; import cpw.mods.fml.common.event.FMLPostInitializationEvent; import cpw.mods.fml.common.event.FMLPreInitializationEvent; import cpw.mods.fml.common.registry.GameRegistry; public class SarbacaneItem extends Item { public static final String[] bowPullIconNameArray = new String[] {"pulling_0", "pulling_1", "pulling_2"}; @SideOnly(Side.CLIENT) private IIcon[] iconArray; private static final String __OBFID = "CL_00001777"; public SarbacaneItem() { this.maxStackSize = 1; this.setMaxDamage(0); this.setCreativeTab(CreativeTabs.tabCombat); } /** * called when the player releases the use item button. Args: itemstack, world, entityplayer, itemInUseCount */ public void onPlayerStoppedUsing(ItemStack par1ItemStack, World par2World, EntityPlayer par3EntityPlayer, int par4) { int j = this.getMaxItemUseDuration(par1ItemStack) - par4; ArrowLooseEvent event = new ArrowLooseEvent(par3EntityPlayer, par1ItemStack, j); MinecraftForge.EVENT_BUS.post(event); if (event.isCanceled()) { return; } j = event.charge; boolean flag = par3EntityPlayer.capabilities.isCreativeMode || EnchantmentHelper.getEnchantmentLevel(Enchantment.infinity.effectId, par1ItemStack) > 0; if (flag || par3EntityPlayer.inventory.hasItem(ModMinecraft.itemFlechette)) { float f = (float)j / 20.0F; f = (f * f + f * 2.0F) / 3.0F; if ((double)f < 0.1D) { return; } if (f > 1.0F) { f = 1.0F; } EntityArrow entityarrow = new EntityArrow(par2World, par3EntityPlayer, f * 2.0F); if (f == 1.0F) { entityarrow.setIsCritical(true); } int k = EnchantmentHelper.getEnchantmentLevel(Enchantment.power.effectId, par1ItemStack); if (k > 0) { entityarrow.setDamage(entityarrow.getDamage() + (double)k * 0.5D + 0.5D); } int l = EnchantmentHelper.getEnchantmentLevel(Enchantment.punch.effectId, par1ItemStack); if (l > 0) { entityarrow.setKnockbackStrength(l); } if (EnchantmentHelper.getEnchantmentLevel(Enchantment.flame.effectId, par1ItemStack) > 0) { entityarrow.setFire(100); } par1ItemStack.damageItem(1, par3EntityPlayer); par2World.playSoundAtEntity(par3EntityPlayer, "random.bow", 1.0F, 1.0F / (itemRand.nextFloat() * 0.4F + 1.2F) + f * 0.5F); if (flag) { entityarrow.canBePickedUp = 2; } else { par3EntityPlayer.inventory.consumeInventoryItem(Items.arrow); } if (!par2World.isRemote) { par2World.spawnEntityInWorld(entityarrow); } } } public ItemStack onEaten(ItemStack par1ItemStack, World par2World, EntityPlayer par3EntityPlayer) { return par1ItemStack; } /** * How long it takes to use or consume an item */ public int getMaxItemUseDuration(ItemStack par1ItemStack) { return 72000; } /** * returns the action that specifies what animation to play when the items is being used */ public EnumAction getItemUseAction(ItemStack par1ItemStack) { return EnumAction.bow; } /** * Called whenever this item is equipped and the right mouse button is pressed. Args: itemStack, world, entityPlayer */ public ItemStack onItemRightClick(ItemStack par1ItemStack, World par2World, EntityPlayer par3EntityPlayer) { ArrowNockEvent event = new ArrowNockEvent(par3EntityPlayer, par1ItemStack); MinecraftForge.EVENT_BUS.post(event); if (event.isCanceled()) { return event.result; } if (par3EntityPlayer.capabilities.isCreativeMode || par3EntityPlayer.inventory.hasItem(Items.arrow)) { par3EntityPlayer.setItemInUse(par1ItemStack, this.getMaxItemUseDuration(par1ItemStack)); } return par1ItemStack; } /** * Return the enchantability factor of the item, most of the time is based on material. */ public int getItemEnchantability() { return 1; } @SideOnly(Side.CLIENT) public void registerIcons(IIconRegister iconregister) { this.itemIcon = iconregister.registerIcon(ModMinecraft.MODID + ":itemSarbacane"); } /** * used to cycle through icons based on their used duration, i.e. for the bow */ @SideOnly(Side.CLIENT) public IIcon getItemIconForUseDuration(int par1) { return this.iconArray[par1]; } } -
EntityArrow entityarrow = new EntityArrow(par2World, par3EntityPlayer, f * 2.0F);
Il faut que tu créé ton propre projectile, l’item n’est que quelque chose dans l’inventaire, le projectile lui est une entité. -
Je dois donc créer une nouvelle entitée je peut donc en créer une nouvelle et recopier celui de Arrow ( pour l’instant ) et changer en EntityFlechette alors ?
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oui .
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import net.minecraft.entity.Entity; import net.minecraft.entity.EntityLivingBase; import net.minecraft.entity.projectile.EntityThrowable; import net.minecraft.potion.Potion; import net.minecraft.potion.PotionEffect; import net.minecraft.util.MovingObjectPosition; import net.minecraft.world.World; public class EntitySlowingArrow extends EntityThrowable { public EntitySlowingArrow(World world) { super(world); } protected void onImpact(MovingObjectPosition mop) { Entity e = mop.entityHit; if (e != null && e instanceof EntityLivingBase) { ((EntityLivingBase) e).addPotionEffect(new PotionEffect(Potion.moveSlowdown.id, 20, 1200)); } } }Voila le code de l’entité qui ralentit, à toi de faire le rendu

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J’ai ajoute le code que tu m’as donné et recopier celui de la classe Arrow mais j’ai un probleme avec ceci , je ne sais pas par quoi remplacer :
if (this.shootingEntity == null) { damagesource = DamageSource.causeEntityFlechetteDamage(this, this); } else { damagesource = DamageSource.causeEntityFlechetteDamage(this, this.shootingEntity); }C’est le EntityFlechette qui pose problème…Je ne sais pas quoi y mettre, il y avais Arrow avant mais ca ne marche pas non plus…
EDIT : l’effect slowness ne s’applique pas non plus , faut-il changer quelque chose genre nom de classe à remplacé ?
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J’ai régler le soucis du probleme en le supprimant car je n’en ai pas besoin puisque pour moi la sarbacane ne dois pas faire de dégats donc tout mars , les flechettes sont récupérer , sont décompter sont tirer , mais pas de rendu de la flechette /: A terre elle est invisible et l’effet slowness ne se fait pas non plus /:
J’ai également un crash report quand mon item flechette touche un mob ! :
–-- Minecraft Crash Report ---- // Surprise! Haha. Well, this is awkward. Time: 12/07/14 21:14 Description: Ticking entity java.lang.NullPointerException: Ticking entity at net.minecraft.entity.EntityLivingBase.attackEntityFrom(EntityLivingBase.java:849) at mod.common.EntityFlechette.onUpdate(EntityFlechette.java:328) at net.minecraft.world.World.updateEntityWithOptionalForce(World.java:2254) at net.minecraft.world.WorldServer.updateEntityWithOptionalForce(WorldServer.java:697) at net.minecraft.world.World.updateEntity(World.java:2214) at net.minecraft.world.World.updateEntities(World.java:2064) at net.minecraft.world.WorldServer.updateEntities(WorldServer.java:528) at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:697) at net.minecraft.server.MinecraftServer.tick(MinecraftServer.java:608) at net.minecraft.server.integrated.IntegratedServer.tick(IntegratedServer.java:118) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:482) at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:746) A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Stacktrace: at net.minecraft.entity.EntityLivingBase.attackEntityFrom(EntityLivingBase.java:849) at mod.common.EntityFlechette.onUpdate(EntityFlechette.java:328) at net.minecraft.world.World.updateEntityWithOptionalForce(World.java:2254) at net.minecraft.world.WorldServer.updateEntityWithOptionalForce(WorldServer.java:697) at net.minecraft.world.World.updateEntity(World.java:2214) -- Entity being ticked -- Details: Entity Type: null (mod.common.EntityFlechette) Entity ID: 164761 Entity Name: unknown Entity's Exact location: -84,28, 5,13, 1185,46 Entity's Block location: World: (-85,5,1185), Chunk: (at 11,0,1 in -6,74; contains blocks -96,0,1184 to -81,255,1199), Region: (-1,2; contains chunks -32,64 to -1,95, blocks -512,0,1024 to -1,255,1535) Entity's Momentum: -1,40, -0,44, 0,91 Stacktrace: at net.minecraft.world.World.updateEntities(World.java:2064) at net.minecraft.world.WorldServer.updateEntities(WorldServer.java:528) -- Affected level -- Details: Level name: New World All players: 1 total; [EntityPlayerMP['Player265'/262, l='New World', x=-82,74, y=4,00, z=1184,36]] Chunk stats: ServerChunkCache: 625 Drop: 0 Level seed: -8257700624682821893 Level generator: ID 01 - flat, ver 0\. Features enabled: true Level generator options: Level spawn location: World: (-80,4,1152), Chunk: (at 0,0,0 in -5,72; contains blocks -80,0,1152 to -65,255,1167), Region: (-1,2; contains chunks -32,64 to -1,95, blocks -512,0,1024 to -1,255,1535) Level time: 7088 game time, 7088 day time Level dimension: 0 Level storage version: 0x04ABD - Anvil Level weather: Rain time: 19201 (now: false), thunder time: 51165 (now: false) Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true Stacktrace: at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:697) at net.minecraft.server.MinecraftServer.tick(MinecraftServer.java:608) at net.minecraft.server.integrated.IntegratedServer.tick(IntegratedServer.java:118) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:482) at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:746) – System Details -- Details: Minecraft Version: 1.7.2 Operating System: Windows 8.1 (amd64) version 6.3 Java Version: 1.8.0_05, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 810769952 bytes (773 MB) / 1037959168 bytes (989 MB) up to 1037959168 bytes (989 MB) JVM Flags: 3 total; -Xincgc -Xmx1024M -Xms1024M AABB Pool Size: 5276 (295456 bytes; 0 MB) allocated, 4942 (276752 bytes; 0 MB) used IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0 FML: MCP v9.03 FML v7.2.211.1121 Minecraft Forge 10.12.2.1121 4 mods loaded, 4 mods active mcp{9.03} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available FML{7.2.211.1121} [Forge Mod Loader] (forgeSrc-1.7.2-10.12.2.1121.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available Forge{10.12.2.1121} [Minecraft Forge] (forgeSrc-1.7.2-10.12.2.1121.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available modminecraft{1.0} [Mod Minecraft] (bin) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available Profiler Position: N/A (disabled) Vec3 Pool Size: 685 (38360 bytes; 0 MB) allocated, 556 (31136 bytes; 0 MB) used Player Count: 1 / 8; [EntityPlayerMP['Player265'/262, l='New World', x=-82,74, y=4,00, z=1184,36]] Type: Integrated Server (map_client.txt) Is Modded: Definitely; Client brand changed to 'fml,forge' -
Envoie toutes tes classes (principale + entité + rendu)
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Classe principale
package mod.common; import net.minecraft.creativetab.CreativeTabs; import net.minecraft.init.Blocks; import net.minecraft.init.Items; import net.minecraft.item.Item; import net.minecraft.item.ItemStack; import mod.proxy.CommonProxy; import cpw.mods.fml.common.Mod; import cpw.mods.fml.common.Mod.EventHandler; import cpw.mods.fml.common.Mod.Instance; import cpw.mods.fml.common.SidedProxy; import cpw.mods.fml.common.event.FMLInitializationEvent; import cpw.mods.fml.common.event.FMLPostInitializationEvent; import cpw.mods.fml.common.event.FMLPreInitializationEvent; import cpw.mods.fml.common.registry.GameRegistry; @Mod(modid = "modminecraft", name = "Mod Minecraft", version ="1.0") public class ModMinecraft { public static Item itemFlechette; public static Item itemSarbacane; public static Item itemSeve; public static Item itemSevewithmosquito; @Instance("modminecraft") public static ModMinecraft instance; public static final String MODID = "modminecraft"; @SidedProxy(clientSide = "mod.proxy.ClientProxy", serverSide = "mod.proxy.CommonProxy") public static CommonProxy proxy; @EventHandler public void preInit(FMLPreInitializationEvent event) { itemFlechette = new DinoItem().setUnlocalizedName("itemFlechette").setCreativeTab(CreativeTabs.tabCombat); itemSarbacane = new SarbacaneItem().setUnlocalizedName("itemSarbacane").setCreativeTab(CreativeTabs.tabCombat); itemSeve = new SeveItem().setUnlocalizedName("itemSeve").setCreativeTab(CreativeTabs.tabMaterials); itemSevewithmosquito = new ItemSevewithmosquito().setUnlocalizedName("itemSevewithmosquito").setCreativeTab(CreativeTabs.tabMaterials); GameRegistry.registerItem(itemFlechette, "item_Flechette"); GameRegistry.registerItem(itemSarbacane, "item_Sarbacane"); GameRegistry.registerItem(itemSeve, "item_Seve"); GameRegistry.registerItem(itemSeve, "item_Sevewithmosquito"); } @EventHandler public void init(FMLInitializationEvent event) { proxy.registerRender(); GameRegistry.addRecipe(new ItemStack(itemFlechette, 4), new Object[]{"ZX ", "XYX", " XE", 'X', Items.stick, 'Y', new ItemStack(Items.potionitem, 1, 16426), 'Z', Items.iron_ingot, 'E', new ItemStack(Blocks.wool, 1, 14)}); GameRegistry.addRecipe(new ItemStack(itemSarbacane), new Object[]{"XZ ", "ZXZ", " ZX", 'X', Items.reeds, 'Z', Items.string}); } @EventHandler public void postInit(FMLPostInitializationEvent event) { } }Entité
package mod.common; import cpw.mods.fml.relauncher.Side; import cpw.mods.fml.relauncher.SideOnly; import java.util.List; import net.minecraft.block.Block; import net.minecraft.block.material.Material; import net.minecraft.enchantment.EnchantmentHelper; import net.minecraft.entity.Entity; import net.minecraft.entity.EntityLivingBase; import net.minecraft.entity.IProjectile; import net.minecraft.entity.monster.EntityEnderman; import net.minecraft.entity.player.EntityPlayer; import net.minecraft.entity.player.EntityPlayerMP; import net.minecraft.entity.projectile.EntityThrowable; import net.minecraft.init.Items; import net.minecraft.item.ItemStack; import net.minecraft.nbt.NBTTagCompound; import net.minecraft.network.play.server.S2BPacketChangeGameState; import net.minecraft.potion.Potion; import net.minecraft.potion.PotionEffect; import net.minecraft.util.AxisAlignedBB; import net.minecraft.util.DamageSource; import net.minecraft.util.MathHelper; import net.minecraft.util.MovingObjectPosition; import net.minecraft.util.Vec3; import net.minecraft.world.World; import cpw.mods.fml.common.Mod; import cpw.mods.fml.common.Mod.EventHandler; import cpw.mods.fml.common.Mod.Instance; import cpw.mods.fml.common.SidedProxy; import cpw.mods.fml.common.event.FMLInitializationEvent; import cpw.mods.fml.common.event.FMLPostInitializationEvent; import cpw.mods.fml.common.event.FMLPreInitializationEvent; import cpw.mods.fml.common.registry.GameRegistry; public class EntityFlechette extends Entity implements IProjectile { private int field_145791_d = -1; private int field_145792_e = -1; private int field_145789_f = -1; private Block field_145790_g; private int inData; private boolean inGround; /** 1 if the player can pick up the arrow */ public int canBePickedUp; /** Seems to be some sort of timer for animating an arrow. */ public int arrowShake; /** The owner of this arrow. */ public Entity shootingEntity; private int ticksInGround; private int ticksInAir; private double damage = 2.0D; /** The amount of knockback an arrow applies when it hits a mob. */ private int knockbackStrength; private static final String __OBFID = "CL_00001715"; public EntityFlechette(World par1World) { super(par1World); this.renderDistanceWeight = 10.0D; this.setSize(0.5F, 0.5F); } public EntityFlechette(World par1World, double par2, double par4, double par6) { super(par1World); this.renderDistanceWeight = 10.0D; this.setSize(0.5F, 0.5F); this.setPosition(par2, par4, par6); this.yOffset = 0.0F; } public EntityFlechette (World par1World, EntityLivingBase par2EntityLivingBase, EntityLivingBase par3EntityLivingBase, float par4, float par5) { super(par1World); this.renderDistanceWeight = 10.0D; this.shootingEntity = par2EntityLivingBase; if (par2EntityLivingBase instanceof EntityPlayer) { this.canBePickedUp = 1; } this.posY = par2EntityLivingBase.posY + (double)par2EntityLivingBase.getEyeHeight() - 0.10000000149011612D; double d0 = par3EntityLivingBase.posX - par2EntityLivingBase.posX; double d1 = par3EntityLivingBase.boundingBox.minY + (double)(par3EntityLivingBase.height / 3.0F) - this.posY; double d2 = par3EntityLivingBase.posZ - par2EntityLivingBase.posZ; double d3 = (double)MathHelper.sqrt_double(d0 * d0 + d2 * d2); if (d3 >= 1.0E-7D) { float f2 = (float)(Math.atan2(d2, d0) * 180.0D / Math.PI) - 90.0F; float f3 = (float)(-(Math.atan2(d1, d3) * 180.0D / Math.PI)); double d4 = d0 / d3; double d5 = d2 / d3; this.setLocationAndAngles(par2EntityLivingBase.posX + d4, this.posY, par2EntityLivingBase.posZ + d5, f2, f3); this.yOffset = 0.0F; float f4 = (float)d3 * 0.2F; this.setThrowableHeading(d0, d1 + (double)f4, d2, par4, par5); } } public EntityFlechette(World par1World, EntityLivingBase par2EntityLivingBase, float par3) { super(par1World); this.renderDistanceWeight = 10.0D; this.shootingEntity = par2EntityLivingBase; if (par2EntityLivingBase instanceof EntityPlayer) { this.canBePickedUp = 1; } this.setSize(0.5F, 0.5F); this.setLocationAndAngles(par2EntityLivingBase.posX, par2EntityLivingBase.posY + (double)par2EntityLivingBase.getEyeHeight(), par2EntityLivingBase.posZ, par2EntityLivingBase.rotationYaw, par2EntityLivingBase.rotationPitch); this.posX -= (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F); this.posY -= 0.10000000149011612D; this.posZ -= (double)(MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F); this.setPosition(this.posX, this.posY, this.posZ); this.yOffset = 0.0F; this.motionX = (double)(-MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI)); this.motionZ = (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI)); this.motionY = (double)(-MathHelper.sin(this.rotationPitch / 180.0F * (float)Math.PI)); this.setThrowableHeading(this.motionX, this.motionY, this.motionZ, par3 * 1.5F, 1.0F); } protected void entityInit() { this.dataWatcher.addObject(16, Byte.valueOf((byte)0)); } /** * Similar to setArrowHeading, it's point the throwable entity to a x, y, z direction. */ public void setThrowableHeading(double par1, double par3, double par5, float par7, float par8) { float f2 = MathHelper.sqrt_double(par1 * par1 + par3 * par3 + par5 * par5); par1 /= (double)f2; par3 /= (double)f2; par5 /= (double)f2; par1 += this.rand.nextGaussian() * (double)(this.rand.nextBoolean() ? -1 : 1) * 0.007499999832361937D * (double)par8; par3 += this.rand.nextGaussian() * (double)(this.rand.nextBoolean() ? -1 : 1) * 0.007499999832361937D * (double)par8; par5 += this.rand.nextGaussian() * (double)(this.rand.nextBoolean() ? -1 : 1) * 0.007499999832361937D * (double)par8; par1 *= (double)par7; par3 *= (double)par7; par5 *= (double)par7; this.motionX = par1; this.motionY = par3; this.motionZ = par5; float f3 = MathHelper.sqrt_double(par1 * par1 + par5 * par5); this.prevRotationYaw = this.rotationYaw = (float)(Math.atan2(par1, par5) * 180.0D / Math.PI); this.prevRotationPitch = this.rotationPitch = (float)(Math.atan2(par3, (double)f3) * 180.0D / Math.PI); this.ticksInGround = 0; } /** * Sets the position and rotation. Only difference from the other one is no bounding on the rotation. Args: posX, * posY, posZ, yaw, pitch */ @SideOnly(Side.CLIENT) public void setPositionAndRotation2(double par1, double par3, double par5, float par7, float par8, int par9) { this.setPosition(par1, par3, par5); this.setRotation(par7, par8); } /** * Sets the velocity to the args. Args: x, y, z */ @SideOnly(Side.CLIENT) public void setVelocity(double par1, double par3, double par5) { this.motionX = par1; this.motionY = par3; this.motionZ = par5; if (this.prevRotationPitch == 0.0F && this.prevRotationYaw == 0.0F) { float f = MathHelper.sqrt_double(par1 * par1 + par5 * par5); this.prevRotationYaw = this.rotationYaw = (float)(Math.atan2(par1, par5) * 180.0D / Math.PI); this.prevRotationPitch = this.rotationPitch = (float)(Math.atan2(par3, (double)f) * 180.0D / Math.PI); this.prevRotationPitch = this.rotationPitch; this.prevRotationYaw = this.rotationYaw; this.setLocationAndAngles(this.posX, this.posY, this.posZ, this.rotationYaw, this.rotationPitch); this.ticksInGround = 0; } } /** * Called to update the entity's position/logic. */ public void onUpdate() { super.onUpdate(); if (this.prevRotationPitch == 0.0F && this.prevRotationYaw == 0.0F) { float f = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ); this.prevRotationYaw = this.rotationYaw = (float)(Math.atan2(this.motionX, this.motionZ) * 180.0D / Math.PI); this.prevRotationPitch = this.rotationPitch = (float)(Math.atan2(this.motionY, (double)f) * 180.0D / Math.PI); } Block block = this.worldObj.getBlock(this.field_145791_d, this.field_145792_e, this.field_145789_f); if (block.getMaterial() != Material.air) { block.setBlockBoundsBasedOnState(this.worldObj, this.field_145791_d, this.field_145792_e, this.field_145789_f); AxisAlignedBB axisalignedbb = block.getCollisionBoundingBoxFromPool(this.worldObj, this.field_145791_d, this.field_145792_e, this.field_145789_f); if (axisalignedbb != null && axisalignedbb.isVecInside(this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ))) { this.inGround = true; } } if (this.arrowShake > 0) { –this.arrowShake; } if (this.inGround) { int j = this.worldObj.getBlockMetadata(this.field_145791_d, this.field_145792_e, this.field_145789_f); if (block == this.field_145790_g && j == this.inData) { ++this.ticksInGround; if (this.ticksInGround == 1200) { this.setDead(); } } else { this.inGround = false; this.motionX *= (double)(this.rand.nextFloat() * 0.2F); this.motionY *= (double)(this.rand.nextFloat() * 0.2F); this.motionZ *= (double)(this.rand.nextFloat() * 0.2F); this.ticksInGround = 0; this.ticksInAir = 0; } } else { ++this.ticksInAir; Vec3 vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ); Vec3 vec3 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ); MovingObjectPosition movingobjectposition = this.worldObj.func_147447_a(vec31, vec3, false, true, false); vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ); vec3 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ); if (movingobjectposition != null) { vec3 = this.worldObj.getWorldVec3Pool().getVecFromPool(movingobjectposition.hitVec.xCoord, movingobjectposition.hitVec.yCoord, movingobjectposition.hitVec.zCoord); } Entity entity = null; List list = this.worldObj.getEntitiesWithinAABBExcludingEntity(this, this.boundingBox.addCoord(this.motionX, this.motionY, this.motionZ).expand(1.0D, 1.0D, 1.0D)); double d0 = 0.0D; int i; float f1; for (i = 0; i < list.size(); ++i) { Entity entity1 = (Entity)list.get(i); if (entity1.canBeCollidedWith() && (entity1 != this.shootingEntity || this.ticksInAir >= 5)) { f1 = 0.3F; AxisAlignedBB axisalignedbb1 = entity1.boundingBox.expand((double)f1, (double)f1, (double)f1); MovingObjectPosition movingobjectposition1 = axisalignedbb1.calculateIntercept(vec31, vec3); if (movingobjectposition1 != null) { double d1 = vec31.distanceTo(movingobjectposition1.hitVec); if (d1 < d0 || d0 == 0.0D) { entity = entity1; d0 = d1; } } } } if (entity != null) { movingobjectposition = new MovingObjectPosition(entity); } if (movingobjectposition != null && movingobjectposition.entityHit != null && movingobjectposition.entityHit instanceof EntityPlayer) { EntityPlayer entityplayer = (EntityPlayer)movingobjectposition.entityHit; if (entityplayer.capabilities.disableDamage || this.shootingEntity instanceof EntityPlayer && !((EntityPlayer)this.shootingEntity).canAttackPlayer(entityplayer)) { movingobjectposition = null; } } float f2; float f4; if (movingobjectposition != null) { if (movingobjectposition.entityHit != null) { f2 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionY * this.motionY + this.motionZ * this.motionZ); int k = MathHelper.ceiling_double_int((double)f2 * this.damage); if (this.getIsCritical()) { k += this.rand.nextInt(k / 2 + 2); } DamageSource damagesource = null; if (this.isBurning() && !(movingobjectposition.entityHit instanceof EntityEnderman)) { movingobjectposition.entityHit.setFire(5); } if (movingobjectposition.entityHit.attackEntityFrom(damagesource, (float)k)) { if (movingobjectposition.entityHit instanceof EntityLivingBase) { EntityLivingBase entitylivingbase = (EntityLivingBase)movingobjectposition.entityHit; if (!this.worldObj.isRemote) { entitylivingbase.setArrowCountInEntity(entitylivingbase.getArrowCountInEntity() + 1); } if (this.knockbackStrength > 0) { f4 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ); if (f4 > 0.0F) { movingobjectposition.entityHit.addVelocity(this.motionX * (double)this.knockbackStrength * 0.6000000238418579D / (double)f4, 0.1D, this.motionZ * (double)this.knockbackStrength * 0.6000000238418579D / (double)f4); } } if (this.shootingEntity != null && this.shootingEntity instanceof EntityLivingBase) { EnchantmentHelper.func_151384_a(entitylivingbase, this.shootingEntity); EnchantmentHelper.func_151385_b((EntityLivingBase)this.shootingEntity, entitylivingbase); } if (this.shootingEntity != null && movingobjectposition.entityHit != this.shootingEntity && movingobjectposition.entityHit instanceof EntityPlayer && this.shootingEntity instanceof EntityPlayerMP) { ((EntityPlayerMP)this.shootingEntity).playerNetServerHandler.sendPacket(new S2BPacketChangeGameState(6, 0.0F)); } } this.playSound("random.bowhit", 1.0F, 1.2F / (this.rand.nextFloat() * 0.2F + 0.9F)); if (!(movingobjectposition.entityHit instanceof EntityEnderman)) { this.setDead(); } } else { this.motionX *= -0.10000000149011612D; this.motionY *= -0.10000000149011612D; this.motionZ *= -0.10000000149011612D; this.rotationYaw += 180.0F; this.prevRotationYaw += 180.0F; this.ticksInAir = 0; } } else { this.field_145791_d = movingobjectposition.blockX; this.field_145792_e = movingobjectposition.blockY; this.field_145789_f = movingobjectposition.blockZ; this.field_145790_g = block; this.inData = this.worldObj.getBlockMetadata(this.field_145791_d, this.field_145792_e, this.field_145789_f); this.motionX = (double)((float)(movingobjectposition.hitVec.xCoord - this.posX)); this.motionY = (double)((float)(movingobjectposition.hitVec.yCoord - this.posY)); this.motionZ = (double)((float)(movingobjectposition.hitVec.zCoord - this.posZ)); f2 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionY * this.motionY + this.motionZ * this.motionZ); this.posX -= this.motionX / (double)f2 * 0.05000000074505806D; this.posY -= this.motionY / (double)f2 * 0.05000000074505806D; this.posZ -= this.motionZ / (double)f2 * 0.05000000074505806D; this.playSound("random.bowhit", 1.0F, 1.2F / (this.rand.nextFloat() * 0.2F + 0.9F)); this.inGround = true; this.arrowShake = 7; this.setIsCritical(false); if (this.field_145790_g.getMaterial() != Material.air) { this.field_145790_g.onEntityCollidedWithBlock(this.worldObj, this.field_145791_d, this.field_145792_e, this.field_145789_f, this); } } } if (this.getIsCritical()) { for (i = 0; i < 4; ++i) { this.worldObj.spawnParticle("crit", this.posX + this.motionX * (double)i / 4.0D, this.posY + this.motionY * (double)i / 4.0D, this.posZ + this.motionZ * (double)i / 4.0D, -this.motionX, -this.motionY + 0.2D, -this.motionZ); } } this.posX += this.motionX; this.posY += this.motionY; this.posZ += this.motionZ; f2 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ); this.rotationYaw = (float)(Math.atan2(this.motionX, this.motionZ) * 180.0D / Math.PI); for (this.rotationPitch = (float)(Math.atan2(this.motionY, (double)f2) * 180.0D / Math.PI); this.rotationPitch - this.prevRotationPitch < -180.0F; this.prevRotationPitch -= 360.0F) { ; } while (this.rotationPitch - this.prevRotationPitch >= 180.0F) { this.prevRotationPitch += 360.0F; } while (this.rotationYaw - this.prevRotationYaw < -180.0F) { this.prevRotationYaw -= 360.0F; } while (this.rotationYaw - this.prevRotationYaw >= 180.0F) { this.prevRotationYaw += 360.0F; } this.rotationPitch = this.prevRotationPitch + (this.rotationPitch - this.prevRotationPitch) * 0.2F; this.rotationYaw = this.prevRotationYaw + (this.rotationYaw - this.prevRotationYaw) * 0.2F; float f3 = 0.99F; f1 = 0.05F; if (this.isInWater()) { for (int l = 0; l < 4; ++l) { f4 = 0.25F; this.worldObj.spawnParticle("bubble", this.posX - this.motionX * (double)f4, this.posY - this.motionY * (double)f4, this.posZ - this.motionZ * (double)f4, this.motionX, this.motionY, this.motionZ); } f3 = 0.8F; } if (this.isWet()) { this.extinguish(); } this.motionX *= (double)f3; this.motionY *= (double)f3; this.motionZ *= (double)f3; this.motionY -= (double)f1; this.setPosition(this.posX, this.posY, this.posZ); this.func_145775_I(); } } /** * (abstract) Protected helper method to write subclass entity data to NBT. */ public void writeEntityToNBT(NBTTagCompound par1NBTTagCompound) { par1NBTTagCompound.setShort("xTile", (short)this.field_145791_d); par1NBTTagCompound.setShort("yTile", (short)this.field_145792_e); par1NBTTagCompound.setShort("zTile", (short)this.field_145789_f); par1NBTTagCompound.setShort("life", (short)this.ticksInGround); par1NBTTagCompound.setByte("inTile", (byte)Block.getIdFromBlock(this.field_145790_g)); par1NBTTagCompound.setByte("inData", (byte)this.inData); par1NBTTagCompound.setByte("shake", (byte)this.arrowShake); par1NBTTagCompound.setByte("inGround", (byte)(this.inGround ? 1 : 0)); par1NBTTagCompound.setByte("pickup", (byte)this.canBePickedUp); par1NBTTagCompound.setDouble("damage", this.damage); } /** * (abstract) Protected helper method to read subclass entity data from NBT. */ public void readEntityFromNBT(NBTTagCompound par1NBTTagCompound) { this.field_145791_d = par1NBTTagCompound.getShort("xTile"); this.field_145792_e = par1NBTTagCompound.getShort("yTile"); this.field_145789_f = par1NBTTagCompound.getShort("zTile"); this.ticksInGround = par1NBTTagCompound.getShort("life"); this.field_145790_g = Block.getBlockById(par1NBTTagCompound.getByte("inTile") & 255); this.inData = par1NBTTagCompound.getByte("inData") & 255; this.arrowShake = par1NBTTagCompound.getByte("shake") & 255; this.inGround = par1NBTTagCompound.getByte("inGround") == 1; if (par1NBTTagCompound.hasKey("damage", 99)) { this.damage = par1NBTTagCompound.getDouble("damage"); } if (par1NBTTagCompound.hasKey("pickup", 99)) { this.canBePickedUp = par1NBTTagCompound.getByte("pickup"); } else if (par1NBTTagCompound.hasKey("player", 99)) { this.canBePickedUp = par1NBTTagCompound.getBoolean("player") ? 1 : 0; } } /** * Called by a player entity when they collide with an entity */ public void onCollideWithPlayer(EntityPlayer par1EntityPlayer) { if (!this.worldObj.isRemote && this.inGround && this.arrowShake <= 0) { boolean flag = this.canBePickedUp == 1 || this.canBePickedUp == 2 && par1EntityPlayer.capabilities.isCreativeMode; if (this.canBePickedUp == 1 && !par1EntityPlayer.inventory.addItemStackToInventory(new ItemStack(ModMinecraft.itemFlechette, 1))) { flag = false; } if (flag) { this.playSound("random.pop", 0.2F, ((this.rand.nextFloat() - this.rand.nextFloat()) * 0.7F + 1.0F) * 2.0F); par1EntityPlayer.onItemPickup(this, 1); this.setDead(); } } } /** * returns if this entity triggers Block.onEntityWalking on the blocks they walk on. used for spiders and wolves to * prevent them from trampling crops */ protected boolean canTriggerWalking() { return false; } @SideOnly(Side.CLIENT) public float getShadowSize() { return 0.0F; } public void setDamage(double par1) { this.damage = par1; } public double getDamage() { return this.damage; } /** * Whether the arrow has a stream of critical hit particles flying behind it. */ public void setIsCritical(boolean par1) { byte b0 = this.dataWatcher.getWatchableObjectByte(16); if (par1) { this.dataWatcher.updateObject(16, Byte.valueOf((byte)(b0 | 1))); } else { this.dataWatcher.updateObject(16, Byte.valueOf((byte)(b0 & -2))); } } /** * Whether the arrow has a stream of critical hit particles flying behind it. */ public boolean getIsCritical() { byte b0 = this.dataWatcher.getWatchableObjectByte(16); return (b0 & 1) != 0; } }Rendu ( c’est bien ca ? )
package mod.common; import cpw.mods.fml.relauncher.Side; import cpw.mods.fml.relauncher.SideOnly; import net.minecraft.client.renderer.texture.IIconRegister; import net.minecraft.init.Items; import net.minecraft.item.Item; public class DinoItem extends Item { @Override public void registerIcons(IIconRegister iconregister) { this.itemIcon = iconregister.registerIcon(ModMinecraft.MODID + ":itemFlechette"); } } -
Le crash est causé par ça :
DamageSource damagesource = null; if (this.isBurning() && !(movingobjectposition.entityHit instanceof EntityEnderman)) { movingobjectposition.entityHit.setFire(5); } if (movingobjectposition.entityHit.attackEntityFrom(damagesource, (float)k))damagesource est null. Il faudrait plutôt mettre :
DamageSource damagesource = shootingEntity != null ? (new EntityDamageSourceIndirect(“arrow”, this, this.shootingEntity)).setProjectile() : (new EntityDamageSourceIndirect(“arrow”, this, this)).setProjectile();Pour le rendu c’est pas du tout ça, c’est une nouvelle classe qu’il faut créé, ça fonctionne comme le rendu d’un mob.
-
J’ai changer par ce que tu m’as dit donc ceci : ```
DamageSource damagesource = shootingEntity != null ? (new EntityDamageSourceIndirect(“arrow”, this, this.shootingEntity)).setProjectile() : (new EntityDamageSourceIndirect(“arrow”, this, this)).setProjectile();[edit] = Ca marche !! :D Mais sa cause des dégats , et j'aimerais que sa n'en cause aucun ainsi l'effet slowness ne marche pas des idées ?public class EntitySlowingArrow extends EntityThrowable
{
public EntitySlowingArrow(World world)
{
super(world);
}protected void onImpact(MovingObjectPosition mop)
{
Entity e = mop.entityHit;
if (e != null && e instanceof EntityLivingBase)
{
((EntityLivingBase) e).addPotionEffect(new PotionEffect(Potion.moveSlowdown.id, 20, 1200));
}
}
} -
Dans ce cas, toute cette partie :
DamageSource damagesource = shootingEntity != null ? (new EntityDamageSourceIndirect("arrow", this, this.shootingEntity)).setProjectile() : (new EntityDamageSourceIndirect("arrow", this, this)).setProjectile(); if (this.isBurning() && !(movingobjectposition.entityHit instanceof EntityEnderman)) { movingobjectposition.entityHit.setFire(5); } if (movingobjectposition.entityHit.attackEntityFrom(damagesource, (float)k)) { if (movingobjectposition.entityHit instanceof EntityLivingBase) { EntityLivingBase entitylivingbase = (EntityLivingBase)movingobjectposition.entityHit; if (!this.worldObj.isRemote) { entitylivingbase.setArrowCountInEntity(entitylivingbase.getArrowCountInEnti?ty() + 1); } if (this.knockbackStrength > 0) { f4 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ); if (f4 > 0.0F) { movingobjectposition.entityHit.addVelocity(this.motionX * (double)this.knockbackStrength * 0.6000000238418579D / (double)f4, 0.1D, this.motionZ * (double)this.knockbackStrength * 0.6000000238418579D / (double)f4); } } if (this.shootingEntity != null && this.shootingEntity instanceof EntityLivingBase) { EnchantmentHelper.func_151384_a(entitylivingbase, this.shootingEntity); EnchantmentHelper.func_151385_b((EntityLivingBase)this.shootingEntity, entitylivingbase); } if (this.shootingEntity != null && movingobjectposition.entityHit != this.shootingEntity && movingobjectposition.entityHit instanceof EntityPlayer && this.shootingEntity instanceof EntityPlayerMP) { ((EntityPlayerMP)this.shootingEntity).playerNetServerHandler.sendPacket(new? S2BPacketChangeGameState(6, 0.0F)); } } this.playSound("random.bowhit", 1.0F, 1.2F / (this.rand.nextFloat() * 0.2F + 0.9F)); if (!(movingobjectposition.entityHit instanceof EntityEnderman)) { this.setDead(); } } else { this.motionX *= -0.10000000149011612D; this.motionY *= -0.10000000149011612D; this.motionZ *= -0.10000000149011612D; this.rotationYaw += 180.0F; this.prevRotationYaw += 180.0F; this.ticksInAir = 0; }Remplace par :
if(movingobjectposition.entityHit instanceof EntityLivingBase) { ((EntityLivingBase) movingobjectposition.entityHit).addPotionEffect(new PotionEffect(Potion.moveSlowdown.id, 20, 1200)); } -
Ca marche pour les deux mais les mobs marchent toujours mais plus lentement y a t il un moyen qu’il ne bouge plus radicalement
? -
movingobjectposition.entityHit.noClip = true;
Le problème avec ça, c’est qu’il bougera plus définitivement, il faudrait remettre noClip sur false au bon d’un certains temps.
