Various adding : camera, ground texture...

scripts/camera.gd

@@ -0,0 +1,34 @@
+extends Camera2D
+
+const MOVEMENT_SPEED = 200
+const ZOOM_SPEED = 10
+const ZOOM_WINDOW = [0.5, 2]
+const BORDER_THRESHOLD = 50
+
+var movement = Vector2()
+var zoom_change = 0
+
+
+func _process(delta):
+	movement = Vector2()
+	zoom_change = 0
+	
+	if Input.is_action_pressed("ui_right"):
+		movement.x = 1
+	if Input.is_action_pressed("ui_left"):
+		movement.x = -1
+	if Input.is_action_pressed("ui_up"):
+		movement.y = -1
+	if Input.is_action_pressed("ui_down"):
+		movement.y = 1
+	
+	if Input.is_action_just_pressed("zoom"):
+		zoom_change = 1
+	if Input.is_action_just_pressed("dezoom"):
+		zoom_change = -1
+	
+	movement = movement.normalized()
+
+	var zoom_value = max(min(zoom.x + zoom_change*ZOOM_SPEED*delta, ZOOM_WINDOW[1]), ZOOM_WINDOW[0])
+	zoom = Vector2(zoom_value, zoom_value)
+	position = position+movement*MOVEMENT_SPEED*delta

scripts/map.gd

@@ -1,6 +1,15 @@
 class_name Map
 extends Node2D
 
+func _ready():
+	var map_size = GameTerrain.TERRAIN_SIZE * GameTerrain.MAP_RATIO
+	
+	$Ground.set_polygon(PackedVector2Array([
+		Vector2(0,0),
+		Vector2(map_size.x, 0),
+		Vector2(map_size.x, map_size.y),
+		Vector2(0, map_size.y),
+	]))
 
 func _on_gui_scanner_selected(type : Scanners.Type):
 	$Scanners.select_scanner(type)

scripts/shaders/Scanner.gdshader

@@ -6,7 +6,7 @@ shader_type canvas_item;
 uniform sampler2D gradient : source_color, filter_nearest; 
 uniform int dimension;
 
-const float alpha = 0.3;
+const float alpha = 0.5;
 const float strength = 0.5;
 const float pi = atan(1.0) * 4.0;
 const int samples = 35;

scripts/terrain.gd

@@ -4,7 +4,7 @@ enum Stats {WATER, FERTILITY, PRESENCE}
 
 const TERRAIN_SIZE = Vector2i(300, 300)
 const LEVELS_NUMBER : int = 10
-const MAP_RATIO = 4;
+const MAP_RATIO = 8;
 
 @onready var image := Image.create_empty(
 	TERRAIN_SIZE.x,