Add rock and tree prefab

Update world gen to start placing objects on world

1 files changed, 34 insertions, 6 deletions

diff --git a/scripts/level_gen.gd b/scripts/level_gen.gd
index 0e4cb21..b86da73 100644
--- a/scripts/level_gen.gd
+++ b/scripts/level_gen.gd
@@ -4,6 +4,10 @@ extends Node3D
 @export var height: int = 16
 @export var depth: int = 16
 
+@export var scale_x: int = 10
+@export var scale_y: int = 10
+@export var scale_z: int = 10
+
 var map_grid: Array[float] = []
 
 func map_grid_get(x: int, y: int, z: int):
@@ -14,10 +18,10 @@ func gen_map_grid():
 	for z in depth:
 		for y in height:
 			for x in width:
-				if y <= 5:
+				if y <= 2:
 					map_grid[z*height*width + y*width + x] = -1.0
 				else:
-					map_grid[z*height*width + y*width + x] = 0.0
+					map_grid[z*height*width + y*width + x] = 10.0
 
 # Called when the node enters the scene tree for the first time.
 func _ready():
@@ -49,15 +53,17 @@ func _ready():
 				for i in grid.size():
 					if grid[i][0] >= width or grid[i][1] >= height or grid[i][2] >= depth or \
 					   grid[i][0] < 0 or grid[i][1] < 0 or grid[i][2] < 0:
-						cell.value[i] = 0.0
+						cell.value[i] = 10.0
 					else:
 						cell.value[i] = map_grid_get(grid[i][0], grid[i][1], grid[i][2])
-					cell.position[i] = Vector3(grid[i][0], grid[i][1], grid[i][2])
+					cell.position[i] = Vector3(grid[i][0]*scale_x, grid[i][1]*scale_y, grid[i][2]*scale_z)
 				
 				MarchingCubes.march_cube(cell, triangles, vertices)
 			
 	# Create the Mesh.
 	arr_mesh.add_surface_from_arrays(Mesh.PRIMITIVE_TRIANGLES, arrays)
+	var material = preload("res://materials/terrain.tres")
+	arr_mesh.surface_set_material(0, material)
 	var m = MeshInstance3D.new()
 	m.mesh = arr_mesh
 	
@@ -66,9 +72,31 @@ func _ready():
 	var collision_shape = CollisionShape3D.new()
 	collision_shape.set_shape(col_mesh)
 	
-	m.add_child(collision_shape)
+	var static_body = StaticBody3D.new()
+	
+	static_body.add_child(collision_shape)
+	static_body.add_child(m)
+	add_child(static_body)
+	
+	var tree_prefab = preload("res://prefab/tree.tscn")
+	
+	var space = get_world_3d().direct_space_state
+	
+	var random = RandomNumberGenerator.new()
+	random.randomize()
+	var num_trees = random.randi_range(5, 15)
 	
-	add_child(m)
+	for i in num_trees:
+		var cast_pos = Vector3(random.randf_range(0, width*scale_x), height*scale_y, random.randf_range(0, depth*scale_z))
+		var cast_dest = Vector3(cast_pos.x, 0, cast_pos.z)
+		var query = PhysicsRayQueryParameters3D.create(cast_pos, cast_dest)
+		var result = space.intersect_ray(query)
+		
+		if result:
+			var pos = result.position
+			var new_tree = tree_prefab.instantiate()
+			new_tree.position = pos
+			add_child(new_tree)
 
 # Called every frame. 'delta' is the elapsed time since the previous frame.
 func _process(_delta):