1 files changed, 90 insertions, 0 deletions
diff --git a/chunk.gd b/chunk.gd
new file mode 100644
index 0000000..8dcd416
--- /dev/null
+++ b/chunk.gd
@@ -0,0 +1,90 @@
+class_name Chunk
+extends Node
+
+
+var chunk_size := Vector3(16, 16, 16)
+
+@export var noise: FastNoiseLite
+
+var blocks: Array[Block] = []
+
+
+func generate_chunk(row, column, depth):
+	#var material := StandardMaterial3D.new()
+	#material.albedo_texture = preload("res://new_atlas_texture.tres")
+	#material.vertex_color_use_as_albedo = true
+	var material := preload("res://new_shader_material.tres")
+	var st = SurfaceTool.new()
+	st.begin(Mesh.PRIMITIVE_TRIANGLES)
+	st.set_material(material)
+	
+	var blocks = []
+	
+	for x in chunk_size.x:
+		#blocks[x] = []
+		blocks.append([])
+		for y in chunk_size.y:
+			#blocks[x][y] = []
+			blocks[x].append([])
+			for z in chunk_size.z:
+				var block_position = Vector3(
+					row*chunk_size.x + x,
+					column*chunk_size.y + y,
+					depth*chunk_size.z + z
+					#x,
+					#y,
+					#z
+				) * 2
+				var value = noise.get_noise_3d(block_position.x, block_position.y, block_position.z) * 100
+				
+				var type = Block.Type.AIR
+				if value > -15:
+					type = Block.Type.GRASS
+				elif value > -20:
+					type = Block.Type.STONE
+				
+				var block = Block.new()
+				block.position = block_position
+				block.type = type
+				
+				blocks[x][y].append(block)
+							
+	for x in blocks.size():
+		for y in blocks[x].size():
+			for z in blocks[x][y].size():
+				var block = blocks[x][y][z]
+				var block_position = block.position
+				
+				if not block.type == Block.Type.AIR:
+					if block.type == Block.Type.GRASS and blocks[x].size() > y + 1 and not blocks[x][y + 1][z].type == Block.Type.AIR:
+						block.type = Block.Type.DIRT
+					
+					var rng = RandomNumberGenerator.new()
+					rng.seed = randi()
+					st.set_color(Color(rng.randf(), rng.randf(), rng.randf()))
+					
+					st.set_uv(Vector2(0, 0))
+					
+					if (blocks[x][y].size() > z+1 and blocks[x][y][z + 1].type == Block.Type.AIR) or blocks[x][y].size() == z+1:
+						block.add_face(st, Block.Face.FRONT, block)
+					
+					if (blocks.size() > x+1 and blocks[x + 1][y][z].type == Block.Type.AIR) or blocks.size() == x+1:
+						block.add_face(st, Block.Face.RIGHT)
+					
+					if blocks[x][y].size() > z-1 and (blocks[x][y][z - 1].type == Block.Type.AIR or z == 0):
+						block.add_face(st, Block.Face.BACK)
+					
+					if blocks.size() > x-1 and (blocks[x - 1][y][z].type == Block.Type.AIR or x == 0):
+						block.add_face(st, Block.Face.LEFT)
+					
+					if (blocks[x].size() > y+1 and blocks[x][y + 1][z].type == Block.Type.AIR) or blocks[x].size() == y+1:
+						block.add_face(st, Block.Face.TOP)
+					
+					if blocks[x].size() > y-1 and (blocks[x][y - 1][z].type == Block.Type.AIR or y == 0):
+						block.add_face(st, Block.Face.BOTTOM)
+	
+	
+	#st.generate_normals()
+	var mesh = MeshInstance3D.new()
+	mesh.mesh = st.commit()
+	mesh.create_trimesh_collision()