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fix(Core/Maps): Include collision height in underwater status calculations. (#4855)

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This commit is contained in:
UltraNix
2021-03-21 15:19:07 +01:00
committed by GitHub
parent adf627cb65
commit 00f7a6bbde
3 changed files with 8 additions and 7 deletions
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5
src/server/game/Entities/Player/Player.cpp
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@@ -3041,7 +3041,7 @@ bool Player::IsInWater(bool allowAbove) const
bool Player::IsUnderWater() const
{
return IsInWater() &&
GetPositionZ() < (GetBaseMap()->GetWaterLevel(GetPositionX(), GetPositionY()) - 2);
GetPositionZ() < GetBaseMap()->GetWaterLevel(GetPositionX(), GetPositionY()) - GetCollisionHeight();
}
bool Player::IsFalling() const
@@ -24769,13 +24769,14 @@ void Player::UpdateUnderwaterState(Map* m, float x, float y, float z)
// pussywizard: optimization
if (GetExactDistSq(&m_last_underwaterstate_position) < 3.0f * 3.0f)
return;
m_last_underwaterstate_position.Relocate(m_positionX, m_positionY, m_positionZ);
if (!IsPositionValid()) // pussywizard: crashfix if calculated grid coords would be out of range 0-64
return;
LiquidData liquid_status;
ZLiquidStatus res = m->getLiquidStatus(x, y, z, MAP_ALL_LIQUIDS, &liquid_status);
ZLiquidStatus res = m->getLiquidStatus(x, y, z, MAP_ALL_LIQUIDS, &liquid_status, GetCollisionHeight());
if (!res)
{
m_MirrorTimerFlags &= ~(UNDERWATER_INWATER | UNDERWATER_INLAVA | UNDERWATER_INSLIME | UNDERWARER_INDARKWATER);

8
src/server/game/Maps/Map.cpp
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@@ -1802,7 +1802,7 @@ uint8 GridMap::getTerrainType(float x, float y) const
}
// Get water state on map
inline ZLiquidStatus GridMap::getLiquidStatus(float x, float y, float z, uint8 ReqLiquidType, LiquidData* data)
inline ZLiquidStatus GridMap::getLiquidStatus(float x, float y, float z, uint8 ReqLiquidType, float collisionHeight, LiquidData* data)
{
// Check water type (if no water return)
if (!_liquidType && !_liquidFlags)
@@ -1887,11 +1887,11 @@ inline ZLiquidStatus GridMap::getLiquidStatus(float x, float y, float z, uint8 R
// For speed check as int values
float delta = liquid_level - z;
if (delta > 2.0f) // Under water
if (delta > collisionHeight) // Under water
return LIQUID_MAP_UNDER_WATER;
if (delta > 0.0f) // In water
return LIQUID_MAP_IN_WATER;
if (delta > -0.1f) // Walk on water
if (delta > -0.1f) // Walk on water
return LIQUID_MAP_WATER_WALK;
// Above water
return LIQUID_MAP_ABOVE_WATER;
@@ -2218,7 +2218,7 @@ ZLiquidStatus Map::getLiquidStatus(float x, float y, float z, uint8 ReqLiquidTyp
if (GridMap* gmap = const_cast<Map*>(this)->GetGrid(x, y))
{
LiquidData map_data;
ZLiquidStatus map_result = gmap->getLiquidStatus(x, y, z, ReqLiquidType, &map_data);
ZLiquidStatus map_result = gmap->getLiquidStatus(x, y, z, ReqLiquidType, collisionHeight, &map_data);
// Not override LIQUID_MAP_ABOVE_WATER with LIQUID_MAP_NO_WATER:
if (map_result != LIQUID_MAP_NO_WATER && (map_data.level > ground_level))
{

2
src/server/game/Maps/Map.h
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@@ -208,7 +208,7 @@ public:
[[nodiscard]] float getMinHeight(float x, float y) const;
[[nodiscard]] float getLiquidLevel(float x, float y) const;
[[nodiscard]] uint8 getTerrainType(float x, float y) const;
ZLiquidStatus getLiquidStatus(float x, float y, float z, uint8 ReqLiquidType, LiquidData* data = nullptr);
ZLiquidStatus getLiquidStatus(float x, float y, float z, uint8 ReqLiquidType, float collisionHeight, LiquidData* data = nullptr);
};
// GCC have alternative #pragma pack(N) syntax and old gcc version not support pack(push, N), also any gcc version not support it at some platform