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fix: prevent red alloy/insulated wire from becoming unpowerable after a thrown lookup #2004

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fix: prevent red alloy/insulated wire from becoming unpowerable after a thrown lookup #2004

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48 changes: 26 additions & 22 deletions expansion/src/main/java/mrtjp/projectred/expansion/part/RedstoneTubePart.java
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Original file line number Diff line number Diff line change
Expand Up @@ -209,10 +209,12 @@ public boolean discoverStraightOverride(int s) {

boolean prevCanConnectRW = RedstonePropagator.canConnectRedwires();
RedstonePropagator.setCanConnectRedwires(false);
boolean discovered = (RedstoneInteractions.otherConnectionMask(level(), pos(), s, false) &
RedstoneInteractions.connectionMask(this, s)) != 0;
RedstonePropagator.setCanConnectRedwires(prevCanConnectRW);
return discovered;
try {
return (RedstoneInteractions.otherConnectionMask(level(), pos(), s, false) &
RedstoneInteractions.connectionMask(this, s)) != 0;
} finally {

@MrTJP MrTJP Jul 15, 2026

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None of these try/catch blocks in this PR should be swallowing the exception. At least log it out via the module's respective logger (i.e. ProjectRedExpansion.LOGGER, etc)

RedstonePropagator.setCanConnectRedwires(prevCanConnectRW);
}
}

@Override
Expand Down Expand Up @@ -249,28 +251,30 @@ public int calculateSignal() {

RedstonePropagator.setDustProvidesPower(false);
RedstonePropagator.setRedwiresProvidePower(false);

int signal = 0;
for (int s = 0; s < 6; s++) {
int sig = 0;
if (maskConnectsIn(s)) {
CenterLookup lookup = CenterLookup.lookupInsideFace(level(), pos(), s);
sig = resolveSignal(lookup);

} else if (maskConnectsOut(s)) {
CenterLookup lookup = CenterLookup.lookupStraightCenter(level(), pos(), s);
sig = resolveSignal(lookup);
if (sig == 0) {
sig = RedstoneCenterLookup.resolveVanillaSignal(lookup, this);
try {
int signal = 0;
for (int s = 0; s < 6; s++) {
int sig = 0;
if (maskConnectsIn(s)) {
CenterLookup lookup = CenterLookup.lookupInsideFace(level(), pos(), s);
sig = resolveSignal(lookup);

} else if (maskConnectsOut(s)) {
CenterLookup lookup = CenterLookup.lookupStraightCenter(level(), pos(), s);
sig = resolveSignal(lookup);
if (sig == 0) {
sig = RedstoneCenterLookup.resolveVanillaSignal(lookup, this);
}
}

signal = Math.max(sig, signal);
}

signal = Math.max(sig, signal);
return signal;
} finally {
RedstonePropagator.setDustProvidesPower(true);
RedstonePropagator.setRedwiresProvidePower(true);
}

RedstonePropagator.setDustProvidesPower(true);
RedstonePropagator.setRedwiresProvidePower(true);
return signal;
}

@Override
Expand Down
54 changes: 28 additions & 26 deletions integration/src/main/java/mrtjp/projectred/integration/part/ArrayGatePart.java
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Original file line number Diff line number Diff line change
Expand Up @@ -118,38 +118,40 @@ public int calculateSignal() {

RedstonePropagator.setDustProvidesPower(false);
RedstonePropagator.setRedwiresProvidePower(false);

int signal = 0;
for (int r = 0; r < 4; r++) {
if ((propagationMask & 1 << r) == 0) { continue; }
int s;

if (maskConnectsInside(r)) {
FaceLookup lookup = FaceLookup.lookupInsideFace(level(), pos(), getSide(), r);
s = RedstoneFaceLookup.resolveSignal(lookup, true);

} else if (maskConnectsStraight(r)) {
FaceLookup lookup = FaceLookup.lookupStraight(level(), pos(), getSide(), r);
s = RedstoneFaceLookup.resolveSignal(lookup, true);
if (s == 0) {
try {
int signal = 0;
for (int r = 0; r < 4; r++) {
if ((propagationMask & 1 << r) == 0) { continue; }
int s;

if (maskConnectsInside(r)) {
FaceLookup lookup = FaceLookup.lookupInsideFace(level(), pos(), getSide(), r);
s = RedstoneFaceLookup.resolveSignal(lookup, true);

} else if (maskConnectsStraight(r)) {
FaceLookup lookup = FaceLookup.lookupStraight(level(), pos(), getSide(), r);
s = RedstoneFaceLookup.resolveSignal(lookup, true);
if (s == 0) {
s = RedstoneFaceLookup.resolveVanillaSignal(lookup, this, true, true);
}

} else if (maskConnectsCorner(r)) {
FaceLookup lookup = FaceLookup.lookupCorner(level(), pos(), getSide(), r);
s = RedstoneFaceLookup.resolveSignal(lookup, true);

} else { // For non-connected sides, just do a vanilla signal lookup
FaceLookup lookup = FaceLookup.lookupStraight(level(), pos(), getSide(), r);
s = RedstoneFaceLookup.resolveVanillaSignal(lookup, this, true, true);
}

} else if (maskConnectsCorner(r)) {
FaceLookup lookup = FaceLookup.lookupCorner(level(), pos(), getSide(), r);
s = RedstoneFaceLookup.resolveSignal(lookup, true);

} else { // For non-connected sides, just do a vanilla signal lookup
FaceLookup lookup = FaceLookup.lookupStraight(level(), pos(), getSide(), r);
s = RedstoneFaceLookup.resolveVanillaSignal(lookup, this, true, true);
signal = Math.max(s, signal);
}

signal = Math.max(s, signal);
return signal;
} finally {
RedstonePropagator.setDustProvidesPower(true);
RedstonePropagator.setRedwiresProvidePower(true);
}

RedstonePropagator.setDustProvidesPower(true);
RedstonePropagator.setRedwiresProvidePower(true);
return signal;
}

@Override
Expand Down
48 changes: 26 additions & 22 deletions transmission/src/main/java/mrtjp/projectred/transmission/part/FramedRedwirePart.java
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Original file line number Diff line number Diff line change
Expand Up @@ -114,10 +114,12 @@ public boolean canConnectPart(IConnectable part, int dir) {
public boolean discoverStraightOverride(int s) {
boolean prevCanConnectRW = RedstonePropagator.canConnectRedwires();
RedstonePropagator.setCanConnectRedwires(false);
boolean discovered = (RedstoneInteractions.otherConnectionMask(level(), pos(), s, false) &
RedstoneInteractions.connectionMask(this, s)) != 0;
RedstonePropagator.setCanConnectRedwires(prevCanConnectRW);
return discovered;
try {
return (RedstoneInteractions.otherConnectionMask(level(), pos(), s, false) &
RedstoneInteractions.connectionMask(this, s)) != 0;
} finally {
RedstonePropagator.setCanConnectRedwires(prevCanConnectRW);
}
}

@Override
Expand Down Expand Up @@ -150,28 +152,30 @@ public void onSignalUpdate() {
public int calculateSignal() {
RedstonePropagator.setDustProvidesPower(false);
RedstonePropagator.setRedwiresProvidePower(false);

int signal = 0;
for (int s = 0; s < 6; s++) {
int sig = 0;
if (maskConnectsIn(s)) {
CenterLookup lookup = CenterLookup.lookupInsideFace(level(), pos(), s);
sig = resolveSignal(lookup);

} else if (maskConnectsOut(s)) {
CenterLookup lookup = CenterLookup.lookupStraightCenter(level(), pos(), s);
sig = resolveSignal(lookup);
if (sig == 0) {
sig = RedstoneCenterLookup.resolveVanillaSignal(lookup, this);
try {
int signal = 0;
for (int s = 0; s < 6; s++) {
int sig = 0;
if (maskConnectsIn(s)) {
CenterLookup lookup = CenterLookup.lookupInsideFace(level(), pos(), s);
sig = resolveSignal(lookup);

} else if (maskConnectsOut(s)) {
CenterLookup lookup = CenterLookup.lookupStraightCenter(level(), pos(), s);
sig = resolveSignal(lookup);
if (sig == 0) {
sig = RedstoneCenterLookup.resolveVanillaSignal(lookup, this);
}
}

signal = Math.max(sig, signal);
}

signal = Math.max(sig, signal);
return signal;
} finally {
RedstonePropagator.setDustProvidesPower(true);
RedstonePropagator.setRedwiresProvidePower(true);
}

RedstonePropagator.setDustProvidesPower(true);
RedstonePropagator.setRedwiresProvidePower(true);
return signal;
}

@Override
Expand Down
77 changes: 40 additions & 37 deletions transmission/src/main/java/mrtjp/projectred/transmission/part/RedwirePart.java
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Original file line number Diff line number Diff line change
Expand Up @@ -124,10 +124,12 @@ public boolean discoverOpen(int r) {
public boolean discoverStraightOverride(int absDir) {
boolean prevCanConnectRW = RedstonePropagator.canConnectRedwires();
RedstonePropagator.setCanConnectRedwires(true);
boolean discovered = (RedstoneInteractions.otherConnectionMask(level(), pos(), absDir, false) &
RedstoneInteractions.connectionMask(this, absDir)) != 0;
RedstonePropagator.setCanConnectRedwires(prevCanConnectRW);
return discovered;
try {
return (RedstoneInteractions.otherConnectionMask(level(), pos(), absDir, false) &
RedstoneInteractions.connectionMask(this, absDir)) != 0;
} finally {
RedstonePropagator.setCanConnectRedwires(prevCanConnectRW);
}
}

@Override
Expand Down Expand Up @@ -165,46 +167,47 @@ public void setSignal(int signal) {
public int calculateSignal() {
RedstonePropagator.setDustProvidesPower(false);
RedstonePropagator.setRedwiresProvidePower(false);

int signal = 0;

for (int r = 0; r < 4; r++) {
int s = 0;
if (maskConnectsInside(r)) {
FaceLookup lookup = FaceLookup.lookupInsideFace(level(), pos(), getSide(), r);
s = resolveSignal(lookup);

} else if (maskConnectsStraight(r)) {
FaceLookup lookup = FaceLookup.lookupStraight(level(), pos(), getSide(), r);
s = resolveSignal(lookup);
if (s <= 0) {
s = RedstoneFaceLookup.resolveVanillaSignal(lookup, this, true, true);
try {
int signal = 0;

for (int r = 0; r < 4; r++) {
int s = 0;
if (maskConnectsInside(r)) {
FaceLookup lookup = FaceLookup.lookupInsideFace(level(), pos(), getSide(), r);
s = resolveSignal(lookup);

} else if (maskConnectsStraight(r)) {
FaceLookup lookup = FaceLookup.lookupStraight(level(), pos(), getSide(), r);
s = resolveSignal(lookup);
if (s <= 0) {
s = RedstoneFaceLookup.resolveVanillaSignal(lookup, this, true, true);
}

} else if (maskConnectsCorner(r)) {
FaceLookup lookup = FaceLookup.lookupCorner(level(), pos(), getSide(), r);
s = resolveSignal(lookup);
}

} else if (maskConnectsCorner(r)) {
FaceLookup lookup = FaceLookup.lookupCorner(level(), pos(), getSide(), r);
s = resolveSignal(lookup);
signal = Math.max(s, signal);
}

signal = Math.max(s, signal);
}
if (powerUnderside()) {
Direction face = Direction.values()[getSide()];
int s = level().getSignal(pos().relative(face), face) * 17;
signal = Math.max(s, signal);
}

if (powerUnderside()) {
Direction face = Direction.values()[getSide()];
int s = level().getSignal(pos().relative(face), face) * 17;
signal = Math.max(s, signal);
}
if (maskConnectsCenter()) {
FaceLookup lookup = FaceLookup.lookupInsideCenter(level(), pos(), getSide());
int s = resolveSignal(lookup);
signal = Math.max(s, signal);
}

if (maskConnectsCenter()) {
FaceLookup lookup = FaceLookup.lookupInsideCenter(level(), pos(), getSide());
int s = resolveSignal(lookup);
signal = Math.max(s, signal);
return signal;
} finally {
RedstonePropagator.setDustProvidesPower(true);
RedstonePropagator.setRedwiresProvidePower(true);
}

RedstonePropagator.setDustProvidesPower(true);
RedstonePropagator.setRedwiresProvidePower(true);

return signal;
}
//endregion

Expand Down
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