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bladektbladekt
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BackTrack
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4 files changed

+165
-13
lines changed

4 files changed

+165
-13
lines changed

‎common/src/main/kotlin/com/lambda/graphics/renderer/esp/DynamicAABB.kt‎

Lines changed: 3 additions & 12 deletions
Original file line numberDiff line numberDiff line change
@@ -13,13 +13,9 @@ class DynamicAABB {
1313
private var curr: Box? = null
1414

1515
fun update(box: Box): DynamicAABB {
16-
prev = curr
16+
prev = curr ?: box
1717
curr = box
1818

19-
if (prev == null) {
20-
prev = box
21-
}
22-
2319
return this
2420
}
2521

@@ -40,13 +36,8 @@ class DynamicAABB {
4036

4137
companion object {
4238
val Entity.dynamicBox get() = DynamicAABB().apply {
43-
val box = boundingBox
44-
45-
val delta = prevPos - pos
46-
val prevBox = Box(box.min + delta, box.max + delta)
47-
48-
update(prevBox)
49-
update(box)
39+
update(boundingBox.offset(prevPos - pos))
40+
update(boundingBox)
5041
}
5142
}
5243
}

‎common/src/main/kotlin/com/lambda/module/modules/combat/KillAura.kt‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -229,7 +229,7 @@ object KillAura : Module(
229229
vec = validHits.minByOrNull { vecRotation dist it.value }?.key ?: return null
230230
}
231231

232-
val predictOffset = target.velocity * targetPredict - player.moveDiff * Vec3d(1.0, -0.5, 1.0) * selfPredict
232+
val predictOffset = target.moveDiff * targetPredict - player.moveDiff * Vec3d(1.0, -0.5, 1.0) * selfPredict
233233
return RotationContext(eye.rotationTo(vec + predictOffset), rotation)
234234
}
235235

‎common/src/main/kotlin/com/lambda/module/modules/movement/BackTrack.kt‎

Lines changed: 160 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,160 @@
1+
package com.lambda.module.modules.movement
2+
3+
import com.lambda.context.SafeContext
4+
import com.lambda.event.events.ConnectionEvent
5+
import com.lambda.event.events.PacketEvent
6+
import com.lambda.event.events.RenderEvent
7+
import com.lambda.event.events.TickEvent
8+
import com.lambda.event.listener.SafeListener.Companion.listener
9+
import com.lambda.graphics.renderer.esp.DynamicAABB
10+
import com.lambda.graphics.renderer.esp.builders.build
11+
import com.lambda.module.Module
12+
import com.lambda.module.modules.client.GuiSettings
13+
import com.lambda.module.modules.combat.KillAura
14+
import com.lambda.module.tag.ModuleTag
15+
import com.lambda.util.PacketUtils.handlePacketSilently
16+
import com.lambda.util.ServerPacket
17+
import com.lambda.util.math.ColorUtils.multAlpha
18+
import com.lambda.util.math.MathUtils.lerp
19+
import com.lambda.util.math.VecUtils.dist
20+
import com.lambda.util.math.VecUtils.minus
21+
import com.lambda.util.math.VecUtils.plus
22+
import net.minecraft.network.packet.s2c.play.EntityAnimationS2CPacket
23+
import net.minecraft.network.packet.s2c.play.EntityPositionS2CPacket
24+
import net.minecraft.network.packet.s2c.play.EntityS2CPacket
25+
import net.minecraft.network.packet.s2c.play.EntityStatusEffectS2CPacket
26+
import net.minecraft.network.packet.s2c.play.ParticleS2CPacket
27+
import net.minecraft.network.packet.s2c.play.PlaySoundFromEntityS2CPacket
28+
import net.minecraft.network.packet.s2c.play.PlaySoundS2CPacket
29+
import net.minecraft.network.packet.s2c.play.StopSoundS2CPacket
30+
import net.minecraft.network.packet.s2c.play.WorldEventS2CPacket
31+
import net.minecraft.network.packet.s2c.play.WorldTimeUpdateS2CPacket
32+
import net.minecraft.util.math.Vec3d
33+
import java.awt.Color
34+
import java.util.concurrent.ConcurrentLinkedDeque
35+
36+
object BackTrack : Module(
37+
name = "BackTrack",
38+
description = "Gives reach advantage by delaying your packets",
39+
defaultTags = setOf(ModuleTag.MOVEMENT)
40+
) {
41+
private val mode by setting("Mode", Mode.FIXED)
42+
private val delay by setting("Delay", 500, 100..2000) { mode == Mode.FIXED }
43+
private val maxDelay by setting("Max Delay", 1000, 100..2000) { mode == Mode.RANGED || mode == Mode.ADAPTIVE }
44+
private val distance by setting("Distance", 3.0, 1.0..5.0, 0.1) { mode == Mode.RANGED || mode == Mode.ADAPTIVE }
45+
46+
private val target get() = if (KillAura.isDisabled) null else KillAura.target
47+
private var targetPos: Vec3d? = null
48+
49+
private val box = DynamicAABB()
50+
51+
private const val POSITION_PACKET_SCALE = 1 / 4096.0
52+
private val currentTime get() = System.currentTimeMillis()
53+
private val packetPool = ConcurrentLinkedDeque<Pair<ServerPacket, Long>>()
54+
55+
enum class Mode(val shouldSend: SafeContext.(Vec3d, Vec3d, Long) -> Boolean) {
56+
FIXED({ _, _, timing ->
57+
currentTime > timing + delay
58+
}),
59+
RANGED({ _, serverPos, timing ->
60+
val serverDist = player.pos dist serverPos
61+
currentTime > timing + maxDelay * serverDist.coerceIn(0.0, distance) / distance
62+
}),
63+
ADAPTIVE({ clientPos, serverPos, timing ->
64+
val clientDist = player.pos dist clientPos
65+
val serverDist = player.pos dist serverPos
66+
val advantage = serverDist - clientDist
67+
currentTime > timing + maxDelay * advantage.coerceIn(0.0, distance) / distance
68+
})
69+
}
70+
71+
init {
72+
listener<TickEvent.Pre> {
73+
target?.let { target ->
74+
val pos = targetPos ?: target.pos
75+
targetPos = pos
76+
77+
box.update(target.boundingBox.offset(pos - target.pos))
78+
poolPackets()
79+
return@listener
80+
}
81+
82+
poolPackets(true)
83+
targetPos = null
84+
box.reset()
85+
}
86+
87+
listener<RenderEvent.DynamicESP> {
88+
val target = target ?: return@listener
89+
90+
val c1 = GuiSettings.primaryColor
91+
val c2 = Color.RED
92+
val p = target.hurtTime / 10.0
93+
val c = lerp(c1, c2, p)
94+
95+
it.renderer.build(box, c.multAlpha(0.3), c.multAlpha(0.8))
96+
}
97+
98+
listener<PacketEvent.Receive.Pre> { event ->
99+
val target = target ?: return@listener
100+
101+
val packet = event.packet
102+
103+
when (packet) {
104+
is EntityS2CPacket -> {
105+
if (target.id == packet.id) {
106+
targetPos = targetPos?.plus(
107+
Vec3d(
108+
packet.deltaX * POSITION_PACKET_SCALE,
109+
packet.deltaY * POSITION_PACKET_SCALE,
110+
packet.deltaZ * POSITION_PACKET_SCALE
111+
)
112+
)
113+
}
114+
}
115+
116+
is EntityPositionS2CPacket -> {
117+
if (target.id == packet.id) {
118+
targetPos = Vec3d(packet.x, packet.y, packet.z)
119+
}
120+
}
121+
122+
is PlaySoundS2CPacket, is PlaySoundFromEntityS2CPacket, is StopSoundS2CPacket,
123+
/*is EntityStatusS2CPacket,*/ is EntityStatusEffectS2CPacket, is EntityAnimationS2CPacket,
124+
is ParticleS2CPacket, is WorldTimeUpdateS2CPacket, is WorldEventS2CPacket -> {
125+
return@listener
126+
}
127+
}
128+
129+
packetPool.add(packet to currentTime)
130+
event.cancel()
131+
}
132+
133+
listener<ConnectionEvent.Connect> {
134+
packetPool.clear()
135+
}
136+
137+
onEnable {
138+
poolPackets(true)
139+
}
140+
141+
onDisable {
142+
poolPackets(true)
143+
}
144+
}
145+
146+
private fun SafeContext.poolPackets(all: Boolean = false) {
147+
while (packetPool.isNotEmpty()) {
148+
val (packet, timing) = packetPool.poll() ?: break
149+
150+
val send = all || targetPos?.let { serverPos ->
151+
target?.pos?.let { clientPos ->
152+
mode.shouldSend(this, clientPos, serverPos, timing)
153+
}
154+
} ?: true
155+
156+
if (!send) break
157+
connection.handlePacketSilently(packet)
158+
}
159+
}
160+
}

‎common/src/main/resources/lambda.accesswidener‎

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -47,6 +47,7 @@ accessible field net/minecraft/network/packet/c2s/play/PlayerInteractEntityC2SPa
4747
accessible field net/minecraft/network/packet/c2s/play/PlayerInteractEntityC2SPacket type Lnet/minecraft/network/packet/c2s/play/PlayerInteractEntityC2SPacket$InteractTypeHandler;
4848
accessible class net/minecraft/network/packet/c2s/play/PlayerInteractEntityC2SPacket$InteractTypeHandler
4949
accessible class net/minecraft/network/packet/c2s/play/PlayerInteractEntityC2SPacket$InteractAtHandler
50+
accessible field net/minecraft/network/packet/s2c/play/EntityS2CPacket id I
5051
accessible method net/minecraft/network/ClientConnection handlePacket (Lnet/minecraft/network/packet/Packet;Lnet/minecraft/network/listener/PacketListener;)V
5152
accessible field net/minecraft/network/ClientConnection packetsReceivedCounter I
5253
accessible field net/minecraft/network/ClientConnection packetsSentCounter I

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