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author | Safwat Halaby <SafwatHalaby@users.noreply.github.com> | 2015-12-21 16:37:19 +0100 |
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committer | Safwat Halaby <SafwatHalaby@users.noreply.github.com> | 2015-12-21 16:37:19 +0100 |
commit | e6d74553a2a2f01037051651f8421e02579416aa (patch) | |
tree | 7e2691d58bb11479bd280155b4f5f62466082818 /src/Mobs/Path.cpp | |
parent | Merge pull request #2783 from cuberite/seadragon91-patch-spawnpoint-fix (diff) | |
parent | Revert "Changed cPath to have a reset method". (diff) | |
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Diffstat (limited to 'src/Mobs/Path.cpp')
-rw-r--r-- | src/Mobs/Path.cpp | 90 |
1 files changed, 28 insertions, 62 deletions
diff --git a/src/Mobs/Path.cpp b/src/Mobs/Path.cpp index f3a0d6cf2..c0cffbeb4 100644 --- a/src/Mobs/Path.cpp +++ b/src/Mobs/Path.cpp @@ -39,7 +39,34 @@ cPath::cPath( m_Chunk(&a_Chunk), m_BadChunkFound(false) { - ResetImpl(a_StartingPoint, a_EndingPoint, a_BoundingBoxWidth, a_BoundingBoxHeight); + // TODO: if src not walkable OR dest not walkable, then abort. + // Borrow a new "isWalkable" from ProcessIfWalkable, make ProcessIfWalkable also call isWalkable + + a_BoundingBoxWidth = 1; // Until we improve physics, if ever. + + m_BoundingBoxWidth = CeilC(a_BoundingBoxWidth); + m_BoundingBoxHeight = CeilC(a_BoundingBoxHeight); + m_HalfWidth = a_BoundingBoxWidth / 2; + + int HalfWidthInt = FloorC(a_BoundingBoxWidth / 2); + m_Source.x = FloorC(a_StartingPoint.x - HalfWidthInt); + m_Source.y = FloorC(a_StartingPoint.y); + m_Source.z = FloorC(a_StartingPoint.z - HalfWidthInt); + + m_Destination.x = FloorC(a_EndingPoint.x - HalfWidthInt); + m_Destination.y = FloorC(a_EndingPoint.y); + m_Destination.z = FloorC(a_EndingPoint.z - HalfWidthInt); + + if (GetCell(m_Source)->m_IsSolid || GetCell(m_Destination)->m_IsSolid) + { + m_Status = ePathFinderStatus::PATH_NOT_FOUND; + return; + } + + m_NearestPointToTarget = GetCell(m_Source); + m_Status = ePathFinderStatus::CALCULATING; + + ProcessCell(GetCell(m_Source), nullptr, 0); } cPath::cPath() : m_IsValid(false) @@ -470,64 +497,3 @@ cPathCell * cPath::GetCell(const Vector3i & a_Location) return &m_Map[a_Location]; } } - - - - - -void cPath::ResetImpl( - const Vector3d & a_StartingPoint, const Vector3d & a_EndingPoint, - double a_BoundingBoxWidth, double a_BoundingBoxHeight -) -{ - // TODO: if src not walkable OR dest not walkable, then abort. - // Borrow a new "isWalkable" from ProcessIfWalkable, make ProcessIfWalkable also call isWalkable - - a_BoundingBoxWidth = 1; // Until we improve physics, if ever. - - m_BoundingBoxWidth = CeilC(a_BoundingBoxWidth); - m_BoundingBoxHeight = CeilC(a_BoundingBoxHeight); - m_HalfWidth = a_BoundingBoxWidth / 2; - - int HalfWidthInt = FloorC(a_BoundingBoxWidth / 2); - m_Source.x = FloorC(a_StartingPoint.x - HalfWidthInt); - m_Source.y = FloorC(a_StartingPoint.y); - m_Source.z = FloorC(a_StartingPoint.z - HalfWidthInt); - - m_Destination.x = FloorC(a_EndingPoint.x - HalfWidthInt); - m_Destination.y = FloorC(a_EndingPoint.y); - m_Destination.z = FloorC(a_EndingPoint.z - HalfWidthInt); - - if (GetCell(m_Source)->m_IsSolid || GetCell(m_Destination)->m_IsSolid) - { - m_Status = ePathFinderStatus::PATH_NOT_FOUND; - return; - } - - m_NearestPointToTarget = GetCell(m_Source); - m_Status = ePathFinderStatus::CALCULATING; - - ProcessCell(GetCell(m_Source), nullptr, 0); -} - - - - - -void cPath::Reset( - cChunk & a_Chunk, - const Vector3d & a_StartingPoint, const Vector3d & a_EndingPoint, int a_MaxSteps, - double a_BoundingBoxWidth, double a_BoundingBoxHeight, - int a_MaxUp, int a_MaxDown -) -{ - m_Map.clear(); - m_OpenList = decltype(m_OpenList){}; - m_StepsLeft = a_MaxSteps; - m_IsValid = true; - m_CurrentPoint = 0; // GetNextPoint increments this to 1, but that's fine, since the first cell is always a_StartingPoint - m_Chunk = &a_Chunk; - m_BadChunkFound = false; - ResetImpl(a_StartingPoint, a_EndingPoint, a_BoundingBoxWidth, a_BoundingBoxHeight); -} - |