straywild/world/generation/terrain_prop_catalog.gd

85 lines
2.5 KiB
GDScript

class_name TerrainPropCatalog
extends Resource
@export var definitions: Array[TerrainPropDefinition] = []
func definition_for_id(stable_id: StringName) -> TerrainPropDefinition:
for definition: TerrainPropDefinition in definitions:
if definition != null and definition.stable_id == stable_id:
return definition
return null
func procedural_definitions(
group: StringName,
chunk_tags: PackedStringArray,
) -> Array[TerrainPropDefinition]:
var result: Array[TerrainPropDefinition] = []
for definition: TerrainPropDefinition in definitions:
if (
definition != null
and definition.procedural_group == group
and definition.supports_chunk_tags(chunk_tags)
):
result.append(definition)
return result
func validation_errors() -> PackedStringArray:
var errors := PackedStringArray()
var seen_ids: Dictionary[StringName, bool] = {}
for index: int in definitions.size():
var definition := definitions[index]
if definition == null:
errors.append("Prop definition %d is empty." % index)
continue
if definition.stable_id == &"":
errors.append("Prop definition %d has no stable ID." % index)
elif seen_ids.has(definition.stable_id):
errors.append("Prop ID %s is duplicated." % definition.stable_id)
else:
seen_ids[definition.stable_id] = true
if definition.packed_scene == null:
errors.append("%s has no PackedScene." % definition.stable_id)
if (
definition.is_procedural()
and definition.required_chunk_tags.is_empty()
):
errors.append(
"%s is procedural but has no required chunk tags."
% definition.stable_id
)
if (
not definition.preferred_nearby_prop_groups.is_empty()
and definition.preferred_nearby_radius <= 0.0
):
errors.append(
"%s prefers nearby props but defines no search radius."
% definition.stable_id
)
var has_collision_radius := definition.collision_radius > 0.0
var has_collision_height := definition.collision_height > 0.0
if has_collision_radius != has_collision_height:
errors.append(
"%s must define both collision radius and height."
% definition.stable_id
)
if (
definition.has_cylinder_collision()
and definition.has_box_collision()
):
errors.append(
"%s defines more than one collision shape."
% definition.stable_id
)
if (
definition.collision_box_size.x < 0.0
or definition.collision_box_size.y < 0.0
or definition.collision_box_size.z < 0.0
):
errors.append(
"%s has a negative box collision dimension."
% definition.stable_id
)
return errors