Merge branch 'master' into crater

# Conflicts:
#	core/assets/sprites/sprites2.png

core/src/mindustry/core/Renderer.java

@@ -180,6 +180,7 @@ public class Renderer implements ApplicationListener{
         }
 
         graphics.clear(clearColor);
+        Draw.reset();
 
         //TODO 'animated water' is a bad name for this setting
         if(Core.settings.getBool("animatedwater") || Core.settings.getBool("animatedshields")){
@@ -204,7 +205,7 @@ public class Renderer implements ApplicationListener{
             blocks.floor.endDraw();
         });
 
-        Draw.drawRange(Layer.blockBuilding, () -> Draw.shader(Shaders.blockbuild, false), Draw::shader);
+        Draw.drawRange(Layer.blockBuilding, () -> Draw.shader(Shaders.blockbuild, true), Draw::shader);
 
         if(state.rules.lighting){
             Draw.draw(Layer.light, lights::draw);

core/src/mindustry/graphics/CacheLayer.java

@@ -8,7 +8,6 @@ import arc.graphics.gl.*;
 import static mindustry.Vars.renderer;
 
 public enum CacheLayer{
-    //TODO water animation breaks when tar/slag is present
     water{
         @Override
         public void begin(){

core/src/mindustry/graphics/Layer.java

@@ -23,7 +23,7 @@ public class Layer{
     //things drawn over blocks (intermediate layer)
     blockOver = 35,
 
-    //blocks currently in progress *shaders used* TODO perhaps put shaders into their own category
+    //blocks currently in progress *shaders used*
     blockBuilding = 40,
 
     //ground units

core/src/mindustry/graphics/MinimapRenderer.java

@@ -135,6 +135,8 @@ public class MinimapRenderer implements Disposable{
     }
 
     public void update(Tile tile){
+        if(world.isGenerating()) return;
+
         int color = colorFor(world.tile(tile.x, tile.y));
         pixmap.draw(tile.x, pixmap.getHeight() - 1 - tile.y, color);
 

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

@@ -169,14 +169,7 @@ public class BuildBlock extends Block{
 
         @Override
         public void draw(){
-            //When breaking, don't draw the previous block... since it's the thing you were breaking
-            if(cblock != null && previous == cblock){
-                return;
-            }
-
-            if(previous == null || cblock == null) return;
-
-            if(Core.atlas.isFound(previous.icon(Cicon.full))){
+            if(!(previous == null || cblock == null || previous == cblock) && Core.atlas.isFound(previous.icon(Cicon.full))){
                 Draw.rect(previous.icon(Cicon.full), x, y, previous.rotate ? tile.rotation() * 90 : 0);
             }