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plan to implement pathfinding; minor fixes & refactorings

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This commit is contained in:
Maximilian Fajnberg
2022-01-12 18:22:16 +01:00
parent 9021763ab7
commit b5c9c661fe
6 changed files with 56 additions and 28 deletions
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28
AdventureMap.cpp
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@ -24,17 +24,6 @@ void AAdventureMap::BeginPlay()
}
}
// Every Hex Tile's index within the Grid Array can be derived from its Q and R coordinates
int32 AAdventureMap::GridIndex(int32 qAxial, int32 rAxial)
{
/*
* The Q axis is (i.e. columns are) oriented diagonally.
* The Hex Grid has a rough square shape, hence the Q coordinates must be offset by -1 every other row.
*/
int32 column = qAxial + FMath::FloorToInt(rAxial / 2);
return (rAxial * GridSize) + column;
}
// Called once on Begin Play
void AAdventureMap::MakeGrid()
{
@ -83,8 +72,23 @@ void AAdventureMap::MakeGrid()
bHexGridReady = true;
}
// Every Hex Tile's index within the Grid Array can be derived from its Q and R coordinates
int32 AAdventureMap::GridIndex(int32 qAxial, int32 rAxial)
{
/*
* The Q axis is (i.e. columns are) oriented diagonally.
* The Hex Grid has a rough square shape, hence the Q coordinates must be offset by -1 every other row.
*/
int32 column = qAxial + FMath::FloorToInt(rAxial / 2);
return (rAxial * GridSize) + column;
}
AHexTile* AAdventureMap::RandomHex()
{
int32 RandHex = GridIndex(FMath::RandRange(0, GridSize), FMath::RandRange(0, GridSize));
while (RandHex > Grid.Num())
{
RandHex = GridIndex(FMath::RandRange(0, GridSize), FMath::RandRange(0, GridSize));
}
return Grid[RandHex];
}
}