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-rw-r--r--core/src/ch/asynk/rustanddust/engine/SearchBoard.java19
1 files changed, 16 insertions, 3 deletions
diff --git a/core/src/ch/asynk/rustanddust/engine/SearchBoard.java b/core/src/ch/asynk/rustanddust/engine/SearchBoard.java
index 9d251ac..59e3b2e 100644
--- a/core/src/ch/asynk/rustanddust/engine/SearchBoard.java
+++ b/core/src/ch/asynk/rustanddust/engine/SearchBoard.java
@@ -388,6 +388,19 @@ public class SearchBoard
return (o.isInSides(angle) || o2.isInSides(angle));
}
+ private boolean fixLineOfSight(boolean ret, int x1, int y1)
+ {
+ if (ret) return true;
+ if (!losBlocked) return false;
+
+ Node last = los.get(los.size() - 1);
+ if ((last.col == x1) && (last.row == y1)) {
+ losBlocked = false;
+ return true;
+ }
+ return false;
+ }
+
private boolean lineOfSight(int x0, int y0, int x1, int y1, boolean clearVisibility)
{
los.clear();
@@ -418,9 +431,9 @@ public class SearchBoard
}
if (dx == 0)
- return verticalLineOfSight(x0, y0, x1, y1, clearVisibility);
+ return fixLineOfSight(verticalLineOfSight(x0, y0, x1, y1, clearVisibility), x1, y1);
if (dx == (3 * dy))
- return diagonalLineOfSight(x0, y0, x1, y1, clearVisibility);
+ return fixLineOfSight(diagonalLineOfSight(x0, y0, x1, y1, clearVisibility), x1, y1);
int dx3 = 3 * dx;
int dy3 = 3 * dy;
@@ -458,7 +471,7 @@ public class SearchBoard
}
los.add(getNode(x, y));
if (!losBlocked) losBlocked = board.getTile(x, y).blockLineOfSightFrom(from);
- if(losBlocked && clearVisibility) return false;
+ if(losBlocked && clearVisibility) return fixLineOfSight(false, x1, y1);
}
return true;