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GeoEngine out of bounds block check.

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Contributed by Janiko.
This commit is contained in:
MobiusDev
2017-09-26 21:22:55 +00:00
parent a2327c57c3
commit 8e3b212d97
5 changed files with 60 additions and 15 deletions
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15
L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/geoengine/GeoEngine.java
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@@ -265,11 +265,20 @@ public class GeoEngine
* Returns block of geodata on given coordinates.
* @param geoX : Geodata X
* @param geoY : Geodata Y
* @return {@link ABlock} : Bloack of geodata.
* @return {@link ABlock} : Block of geodata.
*/
public final ABlock getBlock(int geoX, int geoY)
{
return _blocks[geoX / GeoStructure.BLOCK_CELLS_X][geoY / GeoStructure.BLOCK_CELLS_Y];
final int x = geoX / GeoStructure.BLOCK_CELLS_X;
final int y = geoY / GeoStructure.BLOCK_CELLS_Y;
// if x or y is out of array return null
if ((x >= GeoStructure.GEO_BLOCKS_X) || (y >= GeoStructure.GEO_BLOCKS_Y))
{
return null;
}
return _blocks[x][y];
}
/**
@@ -281,7 +290,7 @@ public class GeoEngine
public final boolean hasGeoPos(int geoX, int geoY)
{
final ABlock block = getBlock(geoX, geoY);
if (block == null) // NPE check
if (block == null) // null block check
{
_log.warning("Cound not find geodata block at " + getWorldX(geoX) + ", " + getWorldY(geoY) + ".");
return false;