more cave stuff

graphics/backgrounds/cave_scholar.png.import

@@ -0,0 +1,35 @@
+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/cave_scholar.png-5daab0741db98d8c70cedb3ef3dbd7f3.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://graphics/backgrounds/cave_scholar.png"
+dest_files=[ "res://.import/cave_scholar.png-5daab0741db98d8c70cedb3ef3dbd7f3.stex" ]
+
+[params]
+
+compress/mode=0
+compress/lossy_quality=0.7
+compress/hdr_mode=0
+compress/bptc_ldr=0
+compress/normal_map=0
+flags/repeat=0
+flags/filter=false
+flags/mipmaps=false
+flags/anisotropic=false
+flags/srgb=2
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/HDR_as_SRGB=false
+process/invert_color=false
+process/normal_map_invert_y=false
+stream=false
+size_limit=0
+detect_3d=true
+svg/scale=1.0

graphics/tiles/mushroom_brown.tres

@@ -13,7 +13,7 @@
 
 [resource]
 frames = 10
-fps = 10.0
+fps = 9.0
 frame_0/texture = ExtResource( 5 )
 frame_1/texture = ExtResource( 6 )
 frame_1/delay_sec = 0.0

graphics/tiles/mushroom_red.tres

@@ -13,7 +13,7 @@
 
 [resource]
 frames = 10
-fps = 10.0
+fps = 9.0
 frame_0/texture = ExtResource( 2 )
 frame_1/texture = ExtResource( 6 )
 frame_1/delay_sec = 0.0

maps/test_room.tscn

@@ -1,7 +1,6 @@
 [gd_scene load_steps=32 format=2]
 
 [ext_resource path="res://tilesets/t_death.tres" type="TileSet" id=1]
-[ext_resource path="res://tilesets/t_cave.tres" type="TileSet" id=2]
 [ext_resource path="res://tilesets/t_mountain.tres" type="TileSet" id=3]
 [ext_resource path="res://objects/hud/hud.tscn" type="PackedScene" id=4]
 [ext_resource path="res://objects/enemy/roboturret.tscn" type="PackedScene" id=5]
@@ -27,6 +26,7 @@
 [ext_resource path="res://objects/enemy/cop.tscn" type="PackedScene" id=25]
 [ext_resource path="res://objects/environment/turret/turret_bullet.tscn" type="PackedScene" id=26]
 [ext_resource path="res://objects/player/player.tscn" type="PackedScene" id=27]
+[ext_resource path="res://tilesets/t_ladders.tres" type="TileSet" id=28]
 
 [sub_resource type="ShaderMaterial" id=4]
 shader = ExtResource( 17 )
@@ -83,7 +83,7 @@ position = Vector2( 264, 160 )
 position = Vector2( 104, 120 )
 
 [node name="Ladder" type="TileMap" parent="."]
-tile_set = ExtResource( 2 )
+tile_set = ExtResource( 28 )
 cell_size = Vector2( 8, 8 )
 collision_layer = 9
 format = 1
@@ -116,17 +116,12 @@ position = Vector2( 32, 72 )
 up_boundary = 3.0
 down_boundary = 3.0
 
-[node name="Tin3" parent="." instance=ExtResource( 20 )]
-position = Vector2( 96, 72 )
-up_boundary = 3.0
-down_boundary = 3.0
-move_direction = 1
-
 [node name="RollingFiend" parent="." instance=ExtResource( 22 )]
 position = Vector2( 48, 120 )
 
 [node name="AnimatedSprite" parent="RollingFiend" index="0"]
 visible = false
+frame = 1
 
 [node name="SawTest2" type="AnimatedSprite" parent="RollingFiend"]
 material = SubResource( 4 )

scripts/fix_parallax_background.gd

@@ -0,0 +1,20 @@
+extends ParallaxBackground
+
+func revert_offset(layer: ParallaxLayer) -> void:
+	# Cancel out layer's offset. The layer's position already has 
+	# its motion_scale applied.
+	var ofs := scroll_offset - layer.position
+	if not scroll_ignore_camera_zoom:
+		# When attention is given to the camera's zoom, we need to account for it.
+		# We can use viewport's canvas transform scale to which the camera has
+		# already applied its zoom.
+		var canvas_scale = get_viewport().canvas_transform.get_scale()
+		# This is taken from godot source: parallax_background.cpp
+		# I don't know why it works.
+		ofs /= canvas_scale.dot(Vector2(0.5, 0.5))
+	layer.motion_offset = ofs
+
+func _ready() -> void:
+	for layer in get_children():
+		if layer is ParallaxLayer:
+			revert_offset(layer)

tilesets/t_cave.tres

@@ -16,7 +16,7 @@ points = PoolVector2Array( 8, 8, 0, 8, 0, 0, 8, 0 )
 points = PoolVector2Array( 8, 8, 0, 8, 0, 0, 8, 0 )
 
 [sub_resource type="ConvexPolygonShape2D" id=27]
-points = PoolVector2Array( 8, 2, 0, 2, 0, 2, 8, 2 )
+points = PoolVector2Array( 8, 0, 0, 0, 0, 0, 8, 0 )
 
 [sub_resource type="ConvexPolygonShape2D" id=5]
 points = PoolVector2Array( 0, 0, 8, 0, 8, 8, 0, 8 )