Examples with ICPacketPlayer cope.cosmos.asm.mixins.accessor.ICPacketPlayer used on opensource projects

Example 1 with ICPacketPlayer

use of cope.cosmos.asm.mixins.accessor.ICPacketPlayer in project cosmos by momentumdevelopment.

the class CriticalsModule method onPacketSend.

@SubscribeEvent
public void onPacketSend(PacketEvent.PacketSendEvent event) {
    // packet for attacks
    if (event.getPacket() instanceof CPacketUseEntity && ((CPacketUseEntity) event.getPacket()).getAction().equals(CPacketUseEntity.Action.ATTACK)) {
        // entity we attacked, if there was one
        Entity attackEntity = ((CPacketUseEntity) event.getPacket()).getEntityFromWorld(mc.world);
        // pause in liquid, ladders, blindness, webs, and air, since strict anticheats will flag as irregular movement
        if (PlayerUtil.isInLiquid() || mc.player.isRiding() || mc.player.isPotionActive(MobEffects.BLINDNESS) || mc.player.isOnLadder() || !mc.player.onGround || ((IEntity) mc.player).getInWeb()) {
            return;
        }
        // pause if attacking a crystal, helps compatability with AutoCrystal
        if (attackEntity instanceof EntityEnderCrystal) {
            return;
        }
        // critical hits on 32k's are insignificant
        if (InventoryUtil.getHighestEnchantLevel() >= 1000) {
            return;
        }
        // make sure the attacked entity exists
        if (attackEntity != null && !attackEntity.isDead) {
            // destroying a vehicle takes 5 hits -> regardless of damage
            if (EntityUtil.isVehicleMob(attackEntity)) {
                // attack 5 times
                if (mc.getConnection() != null) {
                    for (int i = 0; i < 5; i++) {
                        mc.getConnection().getNetworkManager().sendPacket(new CPacketUseEntity(attackEntity));
                        mc.getConnection().getNetworkManager().sendPacket(new CPacketAnimation());
                    }
                }
            } else {
                // send position packets after attack if we didn't modify them
                if (!mode.getValue().equals(Mode.VANILLA) && !mode.getValue().equals(Mode.VANILLA_STRICT)) {
                    // attempt motion criticals
                    if (mode.getValue().equals(Mode.MOTION)) {
                        // jump
                        mc.player.motionY = motion.getValue();
                        // cancel the attack, we'll resend it next tick
                        event.setCanceled(true);
                        resendAttackPacket = (CPacketUseEntity) event.getPacket();
                    }
                    // if our timer has cleared the delay, then we are cleared to attempt another critical attack
                    if (criticalTimer.passedTime(delay.getValue().longValue(), Format.MILLISECONDS)) {
                        if (mode.getValue().equals(Mode.PACKET_STRICT)) {
                            // cancel the attack, we'll resend it after packets
                            event.setCanceled(true);
                        }
                        if (mode.getValue().equals(Mode.PACKET) || mode.getValue().equals(Mode.PACKET_STRICT)) {
                            // send packets for each of the offsets
                            for (float offset : mode.getValue().getOffsets()) {
                                // last packet on strict should confirm player position
                                mc.player.connection.sendPacket(new CPacketPlayer.Position(mc.player.posX, mc.player.getEntityBoundingBox().minY + offset, mc.player.posZ, false));
                            }
                            // set our attacked entity
                            criticalEntity = attackEntity;
                        }
                        // resend attack packet
                        if (mode.getValue().equals(Mode.PACKET_STRICT)) {
                            if (mc.getConnection() != null) {
                                mc.getConnection().getNetworkManager().sendPacket(new CPacketUseEntity(attackEntity));
                            }
                        }
                    }
                    criticalTimer.resetTime();
                    // add critical effects to the hit
                    mc.player.onCriticalHit(attackEntity);
                }
            }
        }
    }
    // packet for swing animation
    if (event.getPacket() instanceof CPacketAnimation) {
        if (mode.getValue().equals(Mode.MOTION)) {
            // cancel our swing animation, we'll resend it next tick
            event.setCanceled(true);
            resendAnimationPacket = (CPacketAnimation) event.getPacket();
        }
    }
    if (event.getPacket() instanceof CPacketPlayer) {
        if (((ICPacketPlayer) event.getPacket()).isMoving()) {
            if (criticalEntity != null) {
                // make sure entity is hurt
                if (criticalEntity.hurtResistantTime <= 16) {
                    criticalEntity = null;
                    return;
                }
                event.setCanceled(true);
                // modify packets
                if (mode.getValue().equals(Mode.VANILLA)) {
                    // all vanilla packets are off ground
                    ((ICPacketPlayer) event.getPacket()).setOnGround(false);
                    // modify packets based on entity hurt time
                    switch(criticalEntity.hurtResistantTime) {
                        case 20:
                            ((ICPacketPlayer) event.getPacket()).setY(mc.player.getEntityBoundingBox().minY + 0.5F);
                            break;
                        case 19:
                        case 17:
                            ((ICPacketPlayer) event.getPacket()).setY(mc.player.getEntityBoundingBox().minY);
                            break;
                        case 18:
                            ((ICPacketPlayer) event.getPacket()).setY(mc.player.getEntityBoundingBox().minY + 0.3F);
                            break;
                    }
                } else // strict has dynamic onGround packets
                if (mode.getValue().equals(Mode.VANILLA_STRICT)) {
                    // all vanilla packets are off ground
                    ((ICPacketPlayer) event.getPacket()).setOnGround(false);
                    // modify packets based on entity hurt time
                    switch(criticalEntity.hurtResistantTime) {
                        case 19:
                            ((ICPacketPlayer) event.getPacket()).setY(mc.player.getEntityBoundingBox().minY + 0.062602401692772F);
                            break;
                        case 18:
                            ((ICPacketPlayer) event.getPacket()).setY(mc.player.getEntityBoundingBox().minY + 0.0726023996066094F);
                            break;
                        case 17:
                            ((ICPacketPlayer) event.getPacket()).setY(mc.player.getEntityBoundingBox().minY);
                            break;
                    }
                }
            }
        }
    }
}

Example 2 with ICPacketPlayer

use of cope.cosmos.asm.mixins.accessor.ICPacketPlayer in project cosmos by momentumdevelopment.

the class RotationManager method onPacketSend.

@SubscribeEvent(priority = EventPriority.HIGHEST)
public void onPacketSend(PacketEvent.PacketSendEvent event) {
    if (event.getPacket() instanceof CPacketPlayer) {
        CPacketPlayer packet = (CPacketPlayer) event.getPacket();
        // check if the packet has rotations
        if (((ICPacketPlayer) packet).isRotating()) {
            // update our server rotation
            serverRotation.setYaw(packet.getYaw(0));
            serverRotation.setPitch(packet.getPitch(0));
        }
    }
}