Added pickaxe, asteroid rock and floors (#301)

Resources/Prototypes/Entities/buildings/asteroid.yml

@@ -0,0 +1,25 @@
+- type: entity
+  id: asteroid_rock
+  name: Asteroid Rock
+  components:
+  - type: AsteroidRock
+  - type: Clickable
+  - type: Sprite
+    sprite: Buildings/Walls/asteroid_rock.rsi
+    state: 0
+  - type: Icon
+    sprite: Buildings/Walls/asteroid_rock.rsi
+    state: 0
+  - type: BoundingBox
+  - type: Collidable
+  - type: Damageable
+  - type: Destructible
+    thresholdvalue: 100
+  - type: Occluder
+    sizeX: 32
+    sizeY: 32
+  - type: SnapGrid
+    offset: Center
+  placement:
+    snap:
+    - Wall

Resources/Prototypes/Entities/buildings/walls.yml

@@ -253,7 +253,7 @@
   - type: IconSmooth
     key: walls. Seriously, just a wall. Nothing extraordinary here.
     base: sandstone
-    
+
 - type: entity
   id: silver_wall
   name: Silver wall
@@ -302,7 +302,7 @@
   - type: IconSmooth
     key: walls. Seriously, just a wall. Nothing extraordinary here.
     base: uranium
-    
+
 - type: entity
   id: wood_wall
   name: Wood wall

Resources/Prototypes/Entities/items/weapons/mining.yml

@@ -0,0 +1,20 @@
+- type: entity
+  name: Pickaxe
+  parent: BaseItem
+  id: Pickaxe
+  components:
+  - type: Sprite
+    sprite: Objects/items/pickaxe.rsi
+    state: pickaxe
+
+  - type: Icon
+    sprite: Objects/items/pickaxe.rsi
+    state: pickaxe
+  - type: Pickaxe
+  - type: MeleeWeapon
+    damage: 25
+  - type: Item
+    Size: 24
+    sprite: Objects/items/pickaxe.rsi
+    prefix: inhand
+  - type: Sound

Resources/Prototypes/SoundCollections/footsteps.yml

@@ -62,4 +62,13 @@
   id: footstep_heavy
   files:
   - /Audio/effects/footsteps/suitstep1.ogg
-  - /Audio/effects/footsteps/suitstep2.ogg
+  - /Audio/effects/footsteps/suitstep2.ogg
+
+- type: sound_collection
+  id: footstep_asteroid
+  files:
+  - /Audio/effects/footsteps/asteroid1.ogg
+  - /Audio/effects/footsteps/asteroid2.ogg
+  - /Audio/effects/footsteps/asteroid3.ogg
+  - /Audio/effects/footsteps/asteroid4.ogg
+  - /Audio/effects/footsteps/asteroid5.ogg

Resources/Prototypes/Tiles/floors.yml

@@ -147,3 +147,63 @@
   footstep_sounds: footstep_floor
   friction: 0.1
   subfloor: underplating
+
+- type: tile
+  name: floor_asteroid_sand
+  display_name: Asteroid Floor
+  texture: asteroid_sand
+  is_subfloor: false
+  can_crowbar: false
+  footstep_sounds: footstep_asteroid
+  friction: 0.35
+  subfloor: space
+
+- type: tile
+  name: floor_asteroid_tile
+  display_name: Asteroid Tile
+  texture: asteroid_tile
+  is_subfloor: false
+  can_crowbar: false
+  footstep_sounds: footstep_asteroid
+  friction: 0.35
+  subfloor: space
+
+- type: tile
+  name: floor_asteroid_coarse_sand0
+  display_name: Asteroid Coarse Sand 0
+  texture: asteroid_coarse_sand0
+  is_subfloor: false
+  can_crowbar: false
+  footstep_sounds: footstep_asteroid
+  friction: 0.35
+  subfloor: space
+
+- type: tile
+  name: floor_asteroid_coarse_sand1
+  display_name: Asteroid Coarse Sand 1
+  texture: asteroid_coarse_sand1
+  is_subfloor: false
+  can_crowbar: false
+  footstep_sounds: footstep_asteroid
+  friction: 0.35
+  subfloor: space
+
+- type: tile
+  name: floor_asteroid_coarse_sand2
+  display_name: Asteroid Coarse Sand 2
+  texture: asteroid_coarse_sand2
+  is_subfloor: false
+  can_crowbar: false
+  footstep_sounds: footstep_asteroid
+  friction: 0.35
+  subfloor: space
+
+- type: tile
+  name: floor_asteroid_coarse_sand_dug
+  display_name: Asteroid Dug Coarse Sand
+  texture: asteroid_coarse_sand_dug
+  is_subfloor: false
+  can_crowbar: false
+  footstep_sounds: footstep_asteroid
+  friction: 0.35
+  subfloor: space