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fix clam surface spawn validation

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This commit is contained in:
Alexander Sellite 2026-08-25 02:05:52 -04:00
parent 135fd9110f
commit 046f5e0fdb
5 changed files with 208 additions and 27 deletions
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42
tests/digging_prototype_validation.gd
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@ -14,11 +14,11 @@ const Gatherables: GatherableCatalog = preload(
class PrimaryTerrainProvider:
extends Node3D
var primary_mesh: MeshInstance3D
var primary_meshes: Array[MeshInstance3D] = []
func get_primary_terrain_meshes() -> Array[MeshInstance3D]:
return [primary_mesh] if primary_mesh != null else []
return primary_meshes
func _initialize() -> void:
@ -98,9 +98,17 @@ func _validate_primary_terrain_provider() -> void:
var provider := PrimaryTerrainProvider.new()
provider.name = "Provider"
fixture.add_child(provider)
provider.primary_mesh = _flat_sand_triangle(0.0)
provider.add_child(provider.primary_mesh)
var buried_base := _flat_sand_triangle(10.0)
var clear_sand := _flat_surface_triangle(0.0, 0.0, &"sand")
var covered_sand := _flat_surface_triangle(10.0, 0.0, &"sand")
var covering_grass := _flat_surface_triangle(10.0, 0.01, &"grass_lite")
for mesh_instance: MeshInstance3D in [
clear_sand,
covered_sand,
covering_grass,
]:
provider.add_child(mesh_instance)
provider.primary_meshes.append(mesh_instance)
var buried_base := _flat_surface_triangle(20.0, 0.0, &"sand")
buried_base.name = "BuriedSandBase"
provider.add_child(buried_base)
var area := DiggableArea3D.new()
@ -111,28 +119,34 @@ func _validate_primary_terrain_provider() -> void:
area.generation_bounds = Rect2(-20.0, -20.0, 40.0, 40.0)
fixture.add_child(area)
var triangles := area.get_surface_triangles()
assert(triangles.size() == 1)
var center := (triangles[0][0] + triangles[0][1] + triangles[0][2]) / 3.0
assert(center.x < 2.0)
assert(triangles.size() == 2)
var clear_center := Vector3(1.0 / 3.0, 0.0, 1.0 / 3.0)
var covered_center := Vector3(10.0 + 1.0 / 3.0, 0.0, 1.0 / 3.0)
assert(area.is_surface_point_valid(clear_center))
assert(not area.is_surface_point_valid(covered_center))
fixture.free()
func _flat_sand_triangle(x_offset: float) -> MeshInstance3D:
func _flat_surface_triangle(
x_offset: float,
height: float,
material_name: StringName,
) -> MeshInstance3D:
var arrays: Array = []
arrays.resize(Mesh.ARRAY_MAX)
arrays[Mesh.ARRAY_VERTEX] = PackedVector3Array([
Vector3(x_offset, 0.0, 0.0),
Vector3(x_offset, 0.0, 1.0),
Vector3(x_offset + 1.0, 0.0, 0.0),
Vector3(x_offset, height, 0.0),
Vector3(x_offset, height, 1.0),
Vector3(x_offset + 1.0, height, 0.0),
])
arrays[Mesh.ARRAY_INDEX] = PackedInt32Array([0, 1, 2])
var mesh := ArrayMesh.new()
mesh.add_surface_from_arrays(Mesh.PRIMITIVE_TRIANGLES, arrays)
var material := StandardMaterial3D.new()
material.resource_name = "sand"
material.resource_name = str(material_name)
mesh.surface_set_material(0, material)
var mesh_instance := MeshInstance3D.new()
mesh_instance.name = "PrimarySand"
mesh_instance.name = "Primary%s" % str(material_name).capitalize()
mesh_instance.mesh = mesh
return mesh_instance