Batch optimizations

core/src/mindustry/world/blocks/distribution/ItemBridge.java

@@ -238,13 +238,15 @@ public class ItemBridge extends Block{
             Lines.stroke(2.5f);
             Lines.line(tx + Tmp.v2.x, ty + Tmp.v2.y, ox - Tmp.v2.x, oy - Tmp.v2.y);
 
+            float color = (linked ? Pal.place : Pal.accent).toFloatBits();
+
             //draw foreground colors
-            Draw.color(linked ? Pal.place : Pal.accent);
+            Draw.color(color);
             Lines.stroke(1f);
             Lines.line(tx + Tmp.v2.x, ty + Tmp.v2.y, ox - Tmp.v2.x, oy - Tmp.v2.y);
 
             Lines.square(ox, oy, 2f, 45f);
-            Draw.mixcol(Draw.getColor(), 1f);
+            Draw.mixcol(color);
             Draw.color();
             Draw.rect(arrowRegion, x, y, rel * 90);
             Draw.mixcol();

core/src/mindustry/world/blocks/storage/CoreBlock.java

@@ -292,7 +292,7 @@ public class CoreBlock extends StorageBlock{
 
     protected void drawLandingThrusters(float x, float y, float rotation, float frame){
         float length = thrusterLength * (frame - 1f) - 1f/4f;
-        float alpha = Draw.getColor().a;
+        float alpha = Draw.getColorAlpha();
 
         //two passes for consistent lighting
         for(int j = 0; j < 2; j++){