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authorTiger Wang <ziwei.tiger@hotmail.co.uk>2015-07-21 22:25:37 +0200
committerTiger Wang <ziwei.tiger@hotmail.co.uk>2015-08-20 17:26:42 +0200
commitde2cce9b79ab60427daa86dcd1da99db7d7ea161 (patch)
treed50a88d41bf43f0d46481782d50ab8623d287471 /src/Entities/Player.cpp
parentMerge pull request #2391 from SamJBarney/CropGrowthFix (diff)
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Diffstat (limited to '')
-rw-r--r--src/Entities/Player.cpp258
1 files changed, 98 insertions, 160 deletions
diff --git a/src/Entities/Player.cpp b/src/Entities/Player.cpp
index 40754f6d9..b8673420d 100644
--- a/src/Entities/Player.cpp
+++ b/src/Entities/Player.cpp
@@ -55,7 +55,6 @@ cPlayer::cPlayer(cClientHandlePtr a_Client, const AString & a_PlayerName) :
m_FoodSaturationLevel(5.0),
m_FoodTickTimer(0),
m_FoodExhaustionLevel(0.0),
- m_LastJumpHeight(0),
m_LastGroundHeight(0),
m_bTouchGround(false),
m_Stance(0.0),
@@ -113,7 +112,6 @@ cPlayer::cPlayer(cClientHandlePtr a_Client, const AString & a_PlayerName) :
);
}
- m_LastJumpHeight = static_cast<float>(GetPosY());
m_LastGroundHeight = static_cast<float>(GetPosY());
m_Stance = GetPosY() + 1.62;
@@ -244,23 +242,7 @@ void cPlayer::Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
SendExperience();
}
- bool CanMove = true;
- if (!GetPosition().EqualsEps(m_LastPos, 0.02)) // Non negligible change in position from last tick? 0.02 tp prevent continous calling while floating sometimes.
- {
- // Apply food exhaustion from movement:
- ApplyFoodExhaustionFromMovement();
-
- if (cRoot::Get()->GetPluginManager()->CallHookPlayerMoving(*this, m_LastPos, GetPosition()))
- {
- CanMove = false;
- TeleportToCoords(m_LastPos.x, m_LastPos.y, m_LastPos.z);
- }
- }
-
- if (CanMove)
- {
- BroadcastMovementUpdate(m_ClientHandle.get());
- }
+ BroadcastMovementUpdate(m_ClientHandle.get());
if (m_Health > 0) // make sure player is alive
{
@@ -289,11 +271,6 @@ void cPlayer::Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
m_LastPlayerListTime = std::chrono::steady_clock::now();
}
- if (IsFlying())
- {
- m_LastGroundHeight = static_cast<float>(GetPosY());
- }
-
if (m_TicksUntilNextSave == 0)
{
SaveToDisk();
@@ -474,61 +451,88 @@ void cPlayer::SetTouchGround(bool a_bTouchGround)
return;
}
- m_bTouchGround = a_bTouchGround;
-
- if (!m_bTouchGround)
- {
- if (GetPosY() > m_LastJumpHeight)
- {
- m_LastJumpHeight = static_cast<float>(GetPosY());
- }
- cWorld * World = GetWorld();
- if ((GetPosY() >= 0) && (GetPosY() < cChunkDef::Height))
- {
- BLOCKTYPE BlockType = World->GetBlock(POSX_TOINT, POSY_TOINT, POSZ_TOINT);
- if (BlockType != E_BLOCK_AIR)
- {
- m_bTouchGround = true;
- }
- if (
- (BlockType == E_BLOCK_WATER) ||
- (BlockType == E_BLOCK_STATIONARY_WATER) ||
- (BlockType == E_BLOCK_LADDER) ||
- (BlockType == E_BLOCK_VINES)
+ /* Not pretty looking, and is more suited to wherever server-sided collision detection is implemented.
+ The following condition sets on-ground-ness if
+ The player isn't swimming or flying (client hardcoded conditions) and
+ they're on a block (Y is exact) - ensure any they could be standing on (including on the edges) is solid or
+ they're on a slab (Y significand is 0.5) - ditto with slab check
+ they're on a snow layer (Y divisible by 0.125) - ditto with snow layer check
+ */
+
+ static const auto HalfWidth = GetWidth() / 2;
+ static const auto EPS = 0.0001;
+ if (
+ !IsSwimming() && !IsFlying() &&
+ (
+ (
+ ((GetPosY() >= 1) && ((GetPosY() - POSY_TOINT) <= EPS)) &&
+ (
+ cBlockInfo::IsSolid(GetWorld()->GetBlock((GetPosition() + Vector3d(0, -1, 0)).Floor())) ||
+ cBlockInfo::IsSolid(GetWorld()->GetBlock((GetPosition() + Vector3d(HalfWidth, -1, 0)).Floor())) ||
+ cBlockInfo::IsSolid(GetWorld()->GetBlock((GetPosition() + Vector3d(-HalfWidth, -1, 0)).Floor())) ||
+ cBlockInfo::IsSolid(GetWorld()->GetBlock((GetPosition() + Vector3d(0, -1, HalfWidth)).Floor())) ||
+ cBlockInfo::IsSolid(GetWorld()->GetBlock((GetPosition() + Vector3d(0, -1, -HalfWidth)).Floor()))
+ )
+ ) ||
+ (
+ ((GetPosY() >= POSY_TOINT) && ((GetPosY() - (POSY_TOINT + 0.5)) <= EPS)) &&
+ (
+ cBlockSlabHandler::IsAnySlabType(GetWorld()->GetBlock((GetPosition() + Vector3d(0, 0, 0)).Floor())) ||
+ cBlockSlabHandler::IsAnySlabType(GetWorld()->GetBlock((GetPosition() + Vector3d(HalfWidth, 0, 0)).Floor())) ||
+ cBlockSlabHandler::IsAnySlabType(GetWorld()->GetBlock((GetPosition() + Vector3d(-HalfWidth, 0, 0)).Floor())) ||
+ cBlockSlabHandler::IsAnySlabType(GetWorld()->GetBlock((GetPosition() + Vector3d(0, 0, HalfWidth)).Floor())) ||
+ cBlockSlabHandler::IsAnySlabType(GetWorld()->GetBlock((GetPosition() + Vector3d(0, 0, -HalfWidth)).Floor()))
+ )
+ ) ||
+ (
+ (fmod(GetPosY(), 0.125) <= EPS) &&
+ (
+ (GetWorld()->GetBlock((GetPosition() + Vector3d(0, 0, 0)).Floor()) == E_BLOCK_SNOW) ||
+ (GetWorld()->GetBlock((GetPosition() + Vector3d(HalfWidth, 0, 0)).Floor()) == E_BLOCK_SNOW) ||
+ (GetWorld()->GetBlock((GetPosition() + Vector3d(-HalfWidth, 0, 0)).Floor()) == E_BLOCK_SNOW) ||
+ (GetWorld()->GetBlock((GetPosition() + Vector3d(0, 0, HalfWidth)).Floor()) == E_BLOCK_SNOW) ||
+ (GetWorld()->GetBlock((GetPosition() + Vector3d(0, 0, -HalfWidth)).Floor()) == E_BLOCK_SNOW)
+ )
)
- {
- m_LastGroundHeight = static_cast<float>(GetPosY());
- }
- }
- }
- else
+ )
+ )
{
- float Dist = static_cast<float>(m_LastGroundHeight - floor(GetPosY()));
-
- if (Dist >= 2.0) // At least two blocks - TODO: Use m_LastJumpHeight instead of m_LastGroundHeight above
- {
- // Increment statistic
- m_Stats.AddValue(statDistFallen, FloorC<StatValue>(Dist * 100 + 0.5));
- }
-
- int Damage = static_cast<int>(Dist - 3.f);
- if (m_LastJumpHeight > m_LastGroundHeight)
- {
- Damage++;
- }
- m_LastJumpHeight = static_cast<float>(GetPosY());
-
+ auto Damage = static_cast<int>(m_LastGroundHeight - GetPosY() - 3.0);
if (Damage > 0)
{
// cPlayer makes sure damage isn't applied in creative, no need to check here
TakeDamage(dtFalling, nullptr, Damage, Damage, 0);
// Fall particles
- GetWorld()->BroadcastSoundParticleEffect(2006, POSX_TOINT, static_cast<int>(GetPosY()) - 1, POSZ_TOINT, Damage /* Used as particle effect speed modifier */);
+ Damage = std::min(15, Damage);
+ GetClientHandle()->SendParticleEffect(
+ "blockdust",
+ GetPosition(),
+ { 0, 0, 0 },
+ (Damage - 1.f) * ((0.3f - 0.1f) / (15.f - 1.f)) + 0.1f, // Map damage (1 - 15) to particle speed (0.1 - 0.3)
+ static_cast<int>((Damage - 1.f) * ((50.f - 20.f) / (15.f - 1.f)) + 20.f), // Map damage (1 - 15) to particle quantity (20 - 50)
+ { { GetWorld()->GetBlock(POS_TOINT - Vector3i(0, 1, 0)), 0 } }
+ );
}
- m_LastGroundHeight = static_cast<float>(GetPosY());
+ m_bTouchGround = true;
+ m_LastGroundHeight = GetPosY();
+ }
+ else
+ {
+ m_bTouchGround = false;
+ }
+
+ if (IsFlying() || IsSwimming() || IsClimbing())
+ {
+ m_LastGroundHeight = GetPosY();
}
+
+ UNUSED(a_bTouchGround);
+ /* Unfortunately whatever the reason, there are still desyncs in on-ground status between the client and server. For example:
+ 1. Walking off a ledge (whatever height)
+ 2. Initial login
+ Thus, it is too risky to compare their value against ours and kick them for hacking */
}
@@ -1322,11 +1326,10 @@ unsigned int cPlayer::AwardAchievement(const eStatistic a_Ach)
void cPlayer::TeleportToCoords(double a_PosX, double a_PosY, double a_PosZ)
{
// ask plugins to allow teleport to the new position.
- if (!cRoot::Get()->GetPluginManager()->CallHookEntityTeleport(*this, m_LastPos, Vector3d(a_PosX, a_PosY, a_PosZ)))
+ if (!cRoot::Get()->GetPluginManager()->CallHookEntityTeleport(*this, m_LastPosition, Vector3d(a_PosX, a_PosY, a_PosZ)))
{
SetPosition(a_PosX, a_PosY, a_PosZ);
m_LastGroundHeight = static_cast<float>(a_PosY);
- m_LastJumpHeight = static_cast<float>(a_PosY);
m_bIsTeleporting = true;
m_World->BroadcastTeleportEntity(*this, GetClientHandle());
@@ -1400,37 +1403,6 @@ void cPlayer::DoSetSpeed(double a_SpeedX, double a_SpeedY, double a_SpeedZ)
-void cPlayer::MoveTo( const Vector3d & a_NewPos)
-{
- if ((a_NewPos.y < -990) && (GetPosY() > -100))
- {
- // When attached to an entity, the client sends position packets with weird coords:
- // Y = -999 and X, Z = attempting to create speed, usually up to 0.03
- // We cannot test m_AttachedTo, because when deattaching, the server thinks the client is already deattached while
- // the client may still send more of these nonsensical packets.
- if (m_AttachedTo != nullptr)
- {
- Vector3d AddSpeed(a_NewPos);
- AddSpeed.y = 0;
- m_AttachedTo->AddSpeed(AddSpeed);
- }
- return;
- }
-
- // TODO: should do some checks to see if player is not moving through terrain
- // TODO: Official server refuses position packets too far away from each other, kicking "hacked" clients; we should, too
-
- Vector3d DeltaPos = a_NewPos - GetPosition();
- UpdateMovementStats(DeltaPos);
-
- SetPosition( a_NewPos);
- SetStance(a_NewPos.y + 1.62);
-}
-
-
-
-
-
void cPlayer::SetVisible(bool a_bVisible)
{
// Need to Check if the player or other players are in gamemode spectator, but will break compatibility
@@ -1784,7 +1756,7 @@ bool cPlayer::LoadFromFile(const AString & a_FileName, cWorldPtr & a_World)
SetPosX(JSON_PlayerPosition[0].asDouble());
SetPosY(JSON_PlayerPosition[1].asDouble());
SetPosZ(JSON_PlayerPosition[2].asDouble());
- m_LastPos = GetPosition();
+ m_LastPosition = GetPosition();
}
Json::Value & JSON_PlayerRotation = root["rotation"];
@@ -2102,12 +2074,23 @@ bool cPlayer::IsClimbing(void) const
-void cPlayer::UpdateMovementStats(const Vector3d & a_DeltaPos)
+void cPlayer::UpdateMovementStats(const Vector3d & a_DeltaPos, bool a_PreviousIsOnGround)
{
- StatValue Value = FloorC<StatValue>(a_DeltaPos.Length() * 100 + 0.5);
+ if (m_bIsTeleporting)
+ {
+ m_bIsTeleporting = false;
+ return;
+ }
+ StatValue Value = FloorC<StatValue>(a_DeltaPos.Length() * 100 + 0.5);
if (m_AttachedTo == nullptr)
{
+ if (IsFlying())
+ {
+ m_Stats.AddValue(statDistFlown, Value);
+ // May be flying and doing any of the following:
+ }
+
if (IsClimbing())
{
if (a_DeltaPos.y > 0.0) // Going up
@@ -2128,14 +2111,22 @@ void cPlayer::UpdateMovementStats(const Vector3d & a_DeltaPos)
else if (IsOnGround())
{
m_Stats.AddValue(statDistWalked, Value);
- AddFoodExhaustion((m_IsSprinting ? 0.001 : 0.0001) * static_cast<double>(Value));
+ AddFoodExhaustion((IsSprinting() ? 0.001 : 0.0001) * static_cast<double>(Value));
}
else
{
- if (Value >= 25) // Ignore small / slow movement
+ // If a jump just started, process food exhaustion:
+ if ((a_DeltaPos.y > 0.0) && a_PreviousIsOnGround)
+ {
+ m_Stats.AddValue(statJumps, 1);
+ AddFoodExhaustion((IsSprinting() ? 0.008 : 0.002) * static_cast<double>(Value));
+ }
+ else if (a_DeltaPos.y < 0.0)
{
- m_Stats.AddValue(statDistFlown, Value);
+ // Increment statistic
+ m_Stats.AddValue(statDistFallen, (StatValue)(abs(a_DeltaPos.y) * 100 + 0.5));
}
+ // TODO: good opportunity to detect illegal flight (check for falling tho)
}
}
else
@@ -2164,59 +2155,6 @@ void cPlayer::UpdateMovementStats(const Vector3d & a_DeltaPos)
-void cPlayer::ApplyFoodExhaustionFromMovement()
-{
- if (IsGameModeCreative() || IsGameModeSpectator())
- {
- return;
- }
-
- // If we have just teleported, apply no exhaustion
- if (m_bIsTeleporting)
- {
- m_bIsTeleporting = false;
- return;
- }
-
- // If riding anything, apply no food exhaustion
- if (m_AttachedTo != nullptr)
- {
- return;
- }
-
- // Calculate the distance travelled, update the last pos:
- double SpeedX = m_Speed.x;
- double SpeedZ = m_Speed.z;
- double BaseExhaustion(sqrt((SpeedX * SpeedX) + (SpeedZ * SpeedZ)));
-
- // Apply the exhaustion based on distance travelled:
- if (IsFlying() || IsClimbing())
- {
- // Apply no exhaustion when flying or climbing.
- BaseExhaustion = 0;
- }
- else if (IsSprinting())
- {
- // 0.1 pt per meter sprinted
- BaseExhaustion = BaseExhaustion * 0.1;
- }
- else if (IsSwimming())
- {
- // 0.015 pt per meter swum
- BaseExhaustion = BaseExhaustion * 0.015;
- }
- else
- {
- // 0.01 pt per meter walked / sneaked
- BaseExhaustion = BaseExhaustion * 0.01;
- }
- m_FoodExhaustionLevel += BaseExhaustion;
-}
-
-
-
-
-
void cPlayer::LoadRank(void)
{
// Load the values from cRankManager: