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-rw-r--r--src/Simulator/IncrementalRedstoneSimulator.cpp65
-rw-r--r--src/Simulator/IncrementalRedstoneSimulator.h2
2 files changed, 65 insertions, 2 deletions
diff --git a/src/Simulator/IncrementalRedstoneSimulator.cpp b/src/Simulator/IncrementalRedstoneSimulator.cpp
index 92659fab7..b59f95cfd 100644
--- a/src/Simulator/IncrementalRedstoneSimulator.cpp
+++ b/src/Simulator/IncrementalRedstoneSimulator.cpp
@@ -688,12 +688,13 @@ void cIncrementalRedstoneSimulator::HandleRedstoneRepeater(int a_BlockX, int a_B
bool IsOn = ((a_MyState == E_BLOCK_REDSTONE_REPEATER_ON) ? true : false); // Cache if repeater is on
bool IsSelfPowered = IsRepeaterPowered(a_BlockX, a_BlockY, a_BlockZ, a_Meta & 0x3); // Cache if repeater is pwoered
+ bool IsLocked = IsRepeaterLocked(a_BlockX, a_BlockY, a_BlockZ, a_Meta & 0x3);
- if (IsSelfPowered && !IsOn) // Queue a power change if I am receiving power but not on
+ if (IsSelfPowered && !IsOn && !IsLocked) // Queue a power change if I am receiving power but not on
{
QueueRepeaterPowerChange(a_BlockX, a_BlockY, a_BlockZ, a_Meta, true);
}
- else if (!IsSelfPowered && IsOn) // Queue a power change if I am not receiving power but on
+ else if (!IsSelfPowered && IsOn && !IsLocked) // Queue a power change if I am not receiving power but on
{
QueueRepeaterPowerChange(a_BlockX, a_BlockY, a_BlockZ, a_Meta, false);
}
@@ -1220,6 +1221,66 @@ bool cIncrementalRedstoneSimulator::IsRepeaterPowered(int a_BlockX, int a_BlockY
+
+bool cIncrementalRedstoneSimulator::IsRepeaterLocked(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta)
+{
+ // Repeaters can be locked by either of their sides
+
+ for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks->begin(); itr != m_PoweredBlocks->end(); ++itr)
+ {
+ if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; }
+
+ switch (a_Meta)
+ {
+ // If N/S check E/W
+ case 0x0:
+ case 0x2:
+ {
+ if (itr->a_SourcePos.Equals(Vector3i(a_BlockX + 1, a_BlockY, a_BlockZ))) { return true; }
+ if (itr->a_SourcePos.Equals(Vector3i(a_BlockX - 1, a_BlockY, a_BlockZ))) { return true; }
+ break;
+ }
+ // If E/W check N/S
+ case 0x1:
+ case 0x3:
+ {
+ if (itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ + 1))) { return true; }
+ if (itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ - 1))) { return true; }
+ break;
+ }
+ }
+ }
+
+ for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks->begin(); itr != m_LinkedPoweredBlocks->end(); ++itr)
+ {
+ if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; }
+
+ switch (a_Meta)
+ {
+ // If N/S check E/W
+ case 0x0:
+ case 0x2:
+ {
+ if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX + 1, a_BlockY, a_BlockZ))) { return true; }
+ if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX - 1, a_BlockY, a_BlockZ))) { return true; }
+ break;
+ }
+ // If E/W check N/S
+ case 0x1:
+ case 0x3:
+ {
+ if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ + 1))) { return true; }
+ if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ - 1))) { return true; }
+ break;
+ }
+ }
+ }
+ return false; // Couldn't find power source behind repeater
+}
+
+
+
+
bool cIncrementalRedstoneSimulator::IsPistonPowered(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta)
{
// Pistons cannot be powered through their front face; this function verifies that a source meets this requirement
diff --git a/src/Simulator/IncrementalRedstoneSimulator.h b/src/Simulator/IncrementalRedstoneSimulator.h
index 8b7363366..f93f86898 100644
--- a/src/Simulator/IncrementalRedstoneSimulator.h
+++ b/src/Simulator/IncrementalRedstoneSimulator.h
@@ -154,6 +154,8 @@ private:
bool AreCoordsSimulated(int a_BlockX, int a_BlockY, int a_BlockZ, bool IsCurrentStatePowered);
/** Returns if a repeater is powered */
bool IsRepeaterPowered(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta);
+ /** Returns if a repeater is locked */
+ bool IsRepeaterLocked(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta);
/** Returns if a piston is powered */
bool IsPistonPowered(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta);
/** Returns if a wire is powered