diff --git a/src/net/torvald/terrarum/TerrarumAppConfiguration.kt b/src/net/torvald/terrarum/TerrarumAppConfiguration.kt
index 02f1d4446..f843cda36 100644
--- a/src/net/torvald/terrarum/TerrarumAppConfiguration.kt
+++ b/src/net/torvald/terrarum/TerrarumAppConfiguration.kt
@@ -78,6 +78,7 @@ basegame
     // Commit counts up to the Release 0.4.1: 3678
     // Commit counts up to the Release 0.4.2: 3762
     // Commit counts up to the Release 0.5.0: 4090
+    // Commit counts up to the Release 0.5.1: 4097
 
     val DEV_CYCLE: Map<String, Long> = mapOf(
         "Alpha" to 0x0000_000004_000000,
diff --git a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalAdder.kt b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalAdder.kt
index 17fe08950..4f63abb65 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalAdder.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalAdder.kt
@@ -14,11 +14,12 @@ import org.dyn4j.geometry.Vector2
  */
 class FixtureLogicSignalAdder : Electric, Reorientable {
 
-    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsFloor = false
     @Transient override val spawnNeedsWall = true
 
     constructor() : super(
         BlockBox(BlockBox.NO_COLLISION, 2, 2),
+        renderOrder = RenderOrder.BEHIND,
         nameFun = { Lang["ITEM_LOGIC_SIGNAL_ADDER"] }
     )
 
diff --git a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalBlocker.kt b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalBlocker.kt
index f0b485464..4dc620343 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalBlocker.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalBlocker.kt
@@ -34,11 +34,12 @@ interface Reorientable {
  */
 class FixtureLogicSignalBlocker : Electric, Reorientable {
 
-    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsFloor = false
     @Transient override val spawnNeedsWall = true
 
     constructor() : super(
         BlockBox(BlockBox.NO_COLLISION, 2, 2),
+        renderOrder = RenderOrder.BEHIND,
         nameFun = { Lang["ITEM_LOGIC_SIGNAL_BLOCKER"] }
     )
 
diff --git a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalBulb.kt b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalBulb.kt
index 7c70209a8..4c3a5c615 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalBulb.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalBulb.kt
@@ -18,6 +18,7 @@ class FixtureLogicSignalBulb : Electric {
 
     constructor() : super(
         BlockBox(BlockBox.NO_COLLISION, 1, 1),
+        renderOrder = RenderOrder.BEHIND,
         nameFun = { Lang["ITEM_COPPER_BULB"] }
     )
 
diff --git a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalLatch.kt b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalLatch.kt
index 1618ee522..c01d8926b 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalLatch.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalLatch.kt
@@ -16,11 +16,12 @@ import org.dyn4j.geometry.Vector2
  */
 class FixtureLogicSignalLatch : Electric, Reorientable {
 
-    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsFloor = false
     @Transient override val spawnNeedsWall = true
 
     constructor() : super(
         BlockBox(BlockBox.NO_COLLISION, 2, 3),
+        renderOrder = RenderOrder.BEHIND,
         nameFun = { Lang["ITEM_LOGIC_SIGNAL_LATCH"] }
     )
 
diff --git a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalRepeaterHorz.kt b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalRepeaterHorz.kt
index 64ecf74a3..483a94bd7 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalRepeaterHorz.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalRepeaterHorz.kt
@@ -16,11 +16,12 @@ import org.dyn4j.geometry.Vector2
 class FixtureLogicSignalRepeaterHorz : Electric, Reorientable {
 
 
-    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsFloor = false
     @Transient override val spawnNeedsWall = true
 
     constructor() : super(
         BlockBox(BlockBox.NO_COLLISION, 2, 1),
+        renderOrder = RenderOrder.BEHIND,
         nameFun = { Lang["ITEM_LOGIC_SIGNAL_REPEATER"] }
     )
 
diff --git a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalSwitchManual.kt b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalSwitchManual.kt
index 9e805b6d4..0c9385fa4 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalSwitchManual.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalSwitchManual.kt
@@ -16,11 +16,12 @@ import org.dyn4j.geometry.Vector2
  */
 class FixtureLogicSignalSwitchManual : Electric {
 
-    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsFloor = false
     @Transient override val spawnNeedsWall = true
 
     constructor() : super(
         BlockBox(BlockBox.NO_COLLISION, 1, 1),
+        renderOrder = RenderOrder.BEHIND,
         nameFun = { Lang["ITEM_LOGIC_SIGNAL_SWITCH"] }
     )
 
@@ -74,11 +75,12 @@ class FixtureLogicSignalSwitchManual : Electric {
  */
 class FixtureLogicSignalPushbutton : Electric {
 
-    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsFloor = false
     @Transient override val spawnNeedsWall = true
 
     constructor() : super(
         BlockBox(BlockBox.NO_COLLISION, 1, 1),
+        renderOrder = RenderOrder.BEHIND,
         nameFun = { Lang["ITEM_LOGIC_SIGNAL_PUSHBUTTON"] }
     )
 
diff --git a/src/shaders/shadowshallow.frag b/src/shaders/shadowshallow.frag
index 7c157bfed..e5594e950 100644
--- a/src/shaders/shadowshallow.frag
+++ b/src/shaders/shadowshallow.frag
@@ -10,11 +10,11 @@ uniform sampler2D u_texture;
 uniform sampler2D u_wall;
 out vec4 fragColor;
 
-vec4 mult = vec4(0.0, 0.0, 0.0, 0.703);
+vec4 mult = vec4(0.0, 0.0, 0.0, 1.4142);
 
 void main() {
     vec4 backcol = texture(u_wall, v_texCoords);
     vec4 incol = texture(u_texture, v_texCoords);
-    vec4 outcol = vec4(incol.rgb, backcol.a * pow(incol.a, 1.4142));
+    vec4 outcol = vec4(incol.rgb, backcol.a * pow(incol.a, 2.0));
     fragColor = mult * outcol;
 }
\ No newline at end of file