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Implement more realisic fall to ground

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Should help moving around in servers using anti-cheat plugins.

See #195
This commit is contained in:
ORelio 2017-03-10 23:40:02 +01:00
parent 8ccc5d5af2
commit a344ac4101
6 changed files with 85 additions and 30 deletions
Download patch file Download diff file Expand all files Collapse all files

2
MinecraftClient/Protocol/Handlers/Protocol16.cs
View file

@ -637,7 +637,7 @@ namespace MinecraftClient.Protocol.Handlers
return false; //Currently not implemented
}
public bool SendLocationUpdate(Location location, bool onGround)
public bool SendLocationUpdate(Location location, bool onGround, byte[] yawpitch)
{
return false; //Currently not implemented
}

23
MinecraftClient/Protocol/Handlers/Protocol18.cs
View file

@ -273,7 +273,7 @@ namespace MinecraftClient.Protocol.Handlers
double x = readNextDouble(packetData);
double y = readNextDouble(packetData);
double z = readNextDouble(packetData);
readData(8, packetData); //Ignore look
byte[] yawpitch = readData(8, packetData);
byte locMask = readNextByte(packetData);
if (protocolversion >= MC18Version)
@ -282,9 +282,9 @@ namespace MinecraftClient.Protocol.Handlers
location.X = (locMask & 1 << 0) != 0 ? location.X + x : x;
location.Y = (locMask & 1 << 1) != 0 ? location.Y + y : y;
location.Z = (locMask & 1 << 2) != 0 ? location.Z + z : z;
handler.UpdateLocation(location);
handler.UpdateLocation(location, yawpitch);
}
else handler.UpdateLocation(new Location(x, y, z));
else handler.UpdateLocation(new Location(x, y, z), yawpitch);
if (protocolversion >= MC19Version)
{
@ -1513,20 +1513,33 @@ namespace MinecraftClient.Protocol.Handlers
/// </summary>
/// <param name="location">The new location of the player</param>
/// <param name="onGround">True if the player is on the ground</param>
/// <param name="yawpitch">Yaw and pitch (optional and currently not parsed)</param>
/// <returns>True if the location update was successfully sent</returns>
public bool SendLocationUpdate(Location location, bool onGround)
public bool SendLocationUpdate(Location location, bool onGround, byte[] yawpitch = null)
{
if (Settings.TerrainAndMovements)
{
int packetId;
if (yawpitch != null && yawpitch.Length == 8)
{
packetId = protocolversion >= MC19Version ? 0x0D : 0x06;
}
else
{
yawpitch = new byte[0];
packetId = protocolversion >= MC19Version ? 0x0C : 0x04;
}
try
{
SendPacket(protocolversion >= MC19Version ? 0x0C : 0x04, concatBytes(
SendPacket(packetId, concatBytes(
getDouble(location.X),
getDouble(location.Y),
protocolversion < MC18Version
? getDouble(location.Y + 1.62)
: new byte[0],
getDouble(location.Z),
yawpitch,
new byte[] { onGround ? (byte)1 : (byte)0 }));
return true;
}