disabled gl30

core/src/mindustry/type/UnitType.java

@@ -1496,6 +1496,17 @@ public class UnitType extends UnlockableContent{
             Tmp.v1.set(x, y).rotate(rot);
             float ex = Tmp.v1.x, ey = Tmp.v1.y;
 
+            //engine outlines (cursed?)
+            /*float z = Draw.z();
+            Draw.z(z - 0.0001f);
+            Draw.color(type.outlineColor);
+            Fill.circle(
+            unit.x + ex,
+            unit.y + ey,
+            (type.outlineRadius * Draw.scl + radius + Mathf.absin(Time.time, 2f, radius / 4f)) * scale
+            );
+            Draw.z(z);*/
+
             Draw.color(color);
             Fill.circle(
             unit.x + ex,

core/src/mindustry/world/draw/DrawTurret.java

@@ -36,11 +36,9 @@ public class DrawTurret extends DrawBlock{
         for(var part : parts){
             part.getOutlines(out);
         }
-        if(preview.found()){
-            out.add(preview);
-            if(block.region.found()){
-                out.add(block.region);
-            }
+
+        if(block.region.found() && !Core.atlas.has(block.name + "-preview")){
+            out.add(block.region);
         }
     }
 
@@ -124,7 +122,6 @@ public class DrawTurret extends DrawBlock{
     /** @return the generated icons to be used for this block. */
     @Override
     public TextureRegion[] icons(Block block){
-        TextureRegion showTop = preview.found() ? preview : block.region;
-        return top.found() ? new TextureRegion[]{base, showTop, top} : new TextureRegion[]{base, showTop};
+        return top.found() ? new TextureRegion[]{base, preview, top} : new TextureRegion[]{base, preview};
     }
 }