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Expand procedural terrain generation

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This commit is contained in:
Alexander Sellite 2026-08-20 21:42:50 -04:00
parent b82f6fe15c
commit 5d55afcc26
51 changed files with 1924 additions and 223 deletions
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42
tests/generated_world_runtime_validation.gd
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@ -94,11 +94,13 @@ func _validate_generated_region(
assert(_placement_count(placements, "chunk_0001") >= 1)
assert(_placement_count(placements, "chunk_0002") >= 1)
assert(_placement_count(placements, "chunk_0003") >= 1)
assert(_placement_count(placements, "chunk_0016") >= 1)
assert(_placement_count(placements, "chunk_0004") >= 1)
assert(_placement_count(placements, "chunk_0005") >= 1)
assert(_placement_count(placements, "chunk_0006") >= 1)
assert(_placement_count(placements, "chunk_0007") >= 1)
assert(_placement_count(placements, "chunk_0008") >= 1)
assert(_placement_count(placements, "chunk_0013") >= 1)
assert(_placement_count(placements, "chunk_0009") == 1)
assert(_placement_count(placements, "chunk_0010") == 4)
assert(
@ -350,7 +352,9 @@ func _validate_biome_catalog(
var coordinate: Vector2i = record.get("coordinate", Vector2i.ZERO)
var biome_id := region.get_biome_at(coordinate)
var tags: PackedStringArray = record.get("tags", PackedStringArray())
if "grass" in tags or "sand" in tags:
if "mixed_surface" in tags:
assert(biome_id == &"")
elif "grass" in tags or "sand" in tags:
assert(biome_id != &"")
var biome := catalog.definition_for_id(biome_id)
assert(biome != null and biome.supports_chunk_tags(tags))
@ -465,11 +469,14 @@ func _validate_authored_chunk_surfaces(
) -> void:
var generated := generator.get_generated_chunks_root()
var found_beach := false
var found_stream := false
var found_alternate_stream := false
var found_pond := false
var found_grass_ocean_edge := false
var found_grass_beach_transition := false
var found_grass_ocean_corner := false
var found_beach_ocean_corner := false
var found_grass_sand_diagonal := false
for chunk_root: Node in generated.get_children():
if chunk_root.name.begins_with("chunk_0002r"):
var beach := chunk_root.find_child(
@ -479,6 +486,27 @@ func _validate_authored_chunk_surfaces(
var material := beach.get_active_material(0)
assert(material != null and material.resource_name == "sand")
found_beach = true
elif (
chunk_root.name.begins_with("chunk_0003r")
or chunk_root.name.begins_with("chunk_0016r")
):
var stream_id := (
&"chunk_0016"
if chunk_root.name.begins_with("chunk_0016r")
else &"chunk_0003"
)
var stream := chunk_root.find_child(
String(stream_id), true, false
) as MeshInstance3D
assert(stream != null and stream.mesh != null)
var stream_materials := _material_names(stream)
assert("dirt" in stream_materials)
assert("grass_lite" in stream_materials)
assert("dirt_wall" in stream_materials)
if stream_id == &"chunk_0016":
found_alternate_stream = true
else:
found_stream = true
elif chunk_root.name.begins_with("chunk_0004r"):
var pond := chunk_root.find_child(
"chunk_0004", true, false
@ -532,12 +560,24 @@ func _validate_authored_chunk_surfaces(
var beach_corner_materials := _material_names(beach_ocean_corner)
assert("sand" in beach_corner_materials)
found_beach_ocean_corner = true
elif chunk_root.name.begins_with("chunk_0013r"):
var grass_sand_diagonal := chunk_root.find_child(
"chunk_0013", true, false
) as MeshInstance3D
assert(grass_sand_diagonal != null and grass_sand_diagonal.mesh != null)
var diagonal_materials := _material_names(grass_sand_diagonal)
assert("grass_lite" in diagonal_materials)
assert("sand" in diagonal_materials)
found_grass_sand_diagonal = true
assert(found_beach)
assert(found_stream)
assert(found_alternate_stream)
assert(found_pond)
assert(found_grass_ocean_edge)
assert(found_grass_beach_transition)
assert(found_grass_ocean_corner)
assert(found_beach_ocean_corner)
assert(found_grass_sand_diagonal)
func _material_names(mesh_instance: MeshInstance3D) -> PackedStringArray: