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authorSafwat Halaby <SafwatHalaby@users.noreply.github.com>2015-12-16 17:39:23 +0100
committerSafwat Halaby <SafwatHalaby@users.noreply.github.com>2015-12-16 17:39:23 +0100
commit3c1f9e8a3a0c70d82f2145f1e03ba846ad2a6399 (patch)
tree2d9f76057167d166516658f7be4dc3aab82e001d /src/Mobs/Path.cpp
parentMerge pull request #2754 from Gargaj/horsefix (diff)
parentChanged cPath to have a reset method. (diff)
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Diffstat (limited to 'src/Mobs/Path.cpp')
-rw-r--r--src/Mobs/Path.cpp90
1 files changed, 62 insertions, 28 deletions
diff --git a/src/Mobs/Path.cpp b/src/Mobs/Path.cpp
index c0cffbeb4..f3a0d6cf2 100644
--- a/src/Mobs/Path.cpp
+++ b/src/Mobs/Path.cpp
@@ -39,34 +39,7 @@ cPath::cPath(
m_Chunk(&a_Chunk),
m_BadChunkFound(false)
{
- // 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);
+ ResetImpl(a_StartingPoint, a_EndingPoint, a_BoundingBoxWidth, a_BoundingBoxHeight);
}
cPath::cPath() : m_IsValid(false)
@@ -497,3 +470,64 @@ 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);
+}
+