Removed unused shadow methods; minor tweaks

core/src/io/anuke/mindustry/content/Blocks.java

@@ -87,6 +87,7 @@ public class Blocks implements ContentList{
 
         air = new Floor("air"){{
                 alwaysReplace = true;
+                hasShadow = false;
             }
 
             public void draw(Tile tile){}
@@ -735,6 +736,7 @@ public class Blocks implements ContentList{
 
         shockMine = new ShockMine("shock-mine"){{
             requirements(Category.effect, ItemStack.with(Items.lead, 50, Items.silicon, 25));
+            hasShadow = false;
             health = 40;
             damage = 11;
             tileDamage = 7f;
@@ -1096,7 +1098,7 @@ public class Blocks implements ContentList{
         }};
 
         unloader = new Unloader("unloader"){{
-            requirements(Category.distribution, ItemStack.with(Items.titanium, 50, Items.silicon, 60));
+            requirements(Category.effect, ItemStack.with(Items.titanium, 50, Items.silicon, 60));
             speed = 7f;
         }};
 

core/src/io/anuke/mindustry/graphics/BlockRenderer.java

@@ -57,7 +57,7 @@ public class BlockRenderer{
             for(int x = 0; x < world.width(); x++){
                 for(int y = 0; y < world.height(); y++){
                     Tile tile = world.rawTile(x, y);
-                    if(tile.block() != Blocks.air){
+                    if(tile.block().hasShadow){
                         Fill.rect(tile.x + 0.5f, tile.y + 0.5f, 1, 1);
                     }
                 }
@@ -125,7 +125,11 @@ public class BlockRenderer{
             Draw.proj().setOrtho(0, 0, shadows.getWidth(), shadows.getHeight());
 
             for(Tile tile : shadowEvents){
-                Draw.color(tile.block() == Blocks.air ? Color.WHITE : shadowColor);
+                //clear it first
+                Draw.color(Color.WHITE);
+                Fill.rect(tile.x + 0.5f, tile.y + 0.5f, 1, 1);
+                //then draw the shadow
+                Draw.color(!tile.block().hasShadow ? Color.WHITE : shadowColor);
                 Fill.rect(tile.x + 0.5f, tile.y + 0.5f, 1, 1);
             }
 
@@ -186,7 +190,6 @@ public class BlockRenderer{
                     }
 
                     if(block.expanded || !expanded){
-                        addRequest(tile, Layer.shadow);
 
                         if(block.layer != null && block.isLayer(tile)){
                             addRequest(tile, block.layer);
@@ -227,9 +230,7 @@ public class BlockRenderer{
             BlockRequest req = requests.get(iterateidx);
             Block block = req.tile.block();
 
-            if(req.layer == Layer.shadow){
-                block.drawShadow(req.tile);
-            }else if(req.layer == Layer.block){
+            if(req.layer == Layer.block){
                 block.draw(req.tile);
                 if(block.synthetic() && req.tile.getTeam() != player.getTeam()){
                     block.drawTeam(req.tile);

core/src/io/anuke/mindustry/graphics/Layer.java

@@ -1,8 +1,6 @@
 package io.anuke.mindustry.graphics;
 
 public enum Layer{
-    /**Drawn under everything.*/
-    shadow,
     /**Base block layer.*/
     block,
     /**for placement*/

core/src/io/anuke/mindustry/world/Block.java

@@ -95,6 +95,8 @@ public class Block extends BlockStorage{
     public boolean canOverdrive = true;
     /**Whether the icon region has an outline added.*/
     public boolean outlineIcon = false;
+    /**Whether this block has a shadow under it.*/
+    public boolean hasShadow = true;
 
     /**Cost of constructing this block.*/
     public ItemStack[] buildRequirements = new ItemStack[]{};
@@ -230,10 +232,6 @@ public class Block extends BlockStorage{
         Draw.rect(region, tile.drawx(), tile.drawy(), rotate ? tile.getRotation() * 90 : 0);
     }
 
-    public void drawShadow(Tile tile){
-        draw(tile);
-    }
-
     public void drawTeam(Tile tile){
         Draw.color(tile.getTeam().color);
         Draw.rect("block-border", tile.drawx() - size * tilesize/2f + 4, tile.drawy() - size * tilesize/2f + 4);

core/src/io/anuke/mindustry/world/blocks/BlockPart.java

@@ -38,11 +38,6 @@ public class BlockPart extends Block{
         //do nothing
     }
 
-    @Override
-    public void drawShadow(Tile tile){
-        //also do nothing
-    }
-
     @Override
     public boolean isSolidFor(Tile tile){
         return tile.getLinked() == null

core/src/io/anuke/mindustry/world/blocks/BuildBlock.java

@@ -158,12 +158,6 @@ public class BuildBlock extends Block{
         }
     }
 
-    @Override
-    public void drawShadow(Tile tile){
-        //don't
-        //TODO maybe do
-    }
-
     @Override
     public TileEntity newEntity(){
         return new BuildEntity();

core/src/io/anuke/mindustry/world/blocks/TreeBlock.java

@@ -19,12 +19,6 @@ public class TreeBlock extends Block{
     @Override
     public void draw(Tile tile){}
 
-    @Override
-    public void drawShadow(Tile tile){
-        Draw.rect(region, tile.drawx(), tile.drawy(), Mathf.randomSeed(tile.pos(), 0, 4) * 90);
-        Draw.rect(region, tile.drawx() - shadowOffset, tile.drawy() - shadowOffset, Mathf.randomSeed(tile.pos(), 0, 4) * 90);
-    }
-
     @Override
     public void drawLayer(Tile tile){
         Draw.rect(region, tile.drawx(), tile.drawy(), Mathf.randomSeed(tile.pos(), 0, 4) * 90);