Files
AnyImage/tools/validate_moge_surface.py
nan caeb6d706c feat: Add MoGe-2 surface generation and export functionality
- Introduced new enum items for depth plane and surface models with caching.
- Added MOGE2_MESH_JOB to operators for converting images to surfaces.
- Implemented surface mesh building and exporting in RunJob operator.
- Enhanced UI to include export format options for MoGe-2.
- Created validation tools for MoGe-2 surface assets and depth planes.
- Updated geometry nodes to support new surface generation features.
- Refactored existing tests to accommodate new functionality and ensure stability.
2026-08-13 22:07:36 +08:00

177 lines
6.4 KiB
Python

import sys
import tempfile
from pathlib import Path
import bpy
import numpy as np
PROJECT_ROOT = Path(__file__).parents[1]
sys.path.insert(0, str(PROJECT_ROOT / "src"))
from snapform.image_depth import MOGE_SURFACE_MATERIAL_NODE_GROUP_NAME
from snapform.image_mesh import (
MOGE_NODE_GROUP_NAME,
build_image_mesh,
prepare_moge_surface_archive,
)
def main():
bpy.ops.wm.read_factory_settings(use_empty=True)
arguments = sys.argv[sys.argv.index("--") + 1:] if "--" in sys.argv else []
if arguments:
validate_real_result(Path(arguments[0]), Path(arguments[1]))
return
height, width = 48, 64
u, v = np.meshgrid(
np.linspace(-0.5, 0.5, width, dtype=np.float32),
np.linspace(-0.375, 0.375, height, dtype=np.float32),
)
depth = np.full((1, height, width), 2.0, dtype=np.float32)
points = np.stack((u * 2.0, v * 2.0, depth[0]), axis=-1)[None]
mask = np.ones((1, height, width), dtype=bool)
mask[:, :2] = False
intrinsics = np.array(
[[[1.0, 0.0, 0.5], [0.0, 1.0, 0.5], [0.0, 0.0, 1.0]]],
dtype=np.float32,
)
image = bpy.data.images.new("MoGe Surface Test", width=width, height=height)
source = bpy.data.objects.new("MoGe Surface Test", None)
source.empty_display_type = "IMAGE"
source.data = image
bpy.context.collection.objects.link(source)
with tempfile.TemporaryDirectory() as temporary:
directory = Path(temporary)
results_path = directory / "results.npz"
mesh_path = directory / "mesh.npz"
np.savez(
results_path,
depth=depth,
mask=mask,
points=points,
intrinsics=intrinsics,
)
prepare_moge_surface_archive(results_path, mesh_path)
surface = build_image_mesh(
bpy.context,
source,
mesh_path,
False,
True,
False,
False,
True,
)
assert len(surface.data.vertices) > 0
assert surface.modifiers[0].node_group.name == MOGE_NODE_GROUP_NAME
inputs = {
item.name
for item in surface.modifiers[0].node_group.interface.items_tree
if getattr(item, "in_out", None) == "INPUT"
}
assert "Stretch" not in inputs
assert "Mask" in inputs
assert "Confidence" not in inputs
assert "o_mask" in surface.data.attributes
assert surface.data.attributes["o_mask"].domain == "FACE"
attribute_names = set(surface.data.attributes.keys())
assert attribute_names >= {"o_depth", "o_mask"}
assert "o_edge_stretch" not in attribute_names
assert not {
"o_confidence",
"o_confidence_percentile",
"o_face_confidence",
"o_background",
"o_background_face",
}.intersection(attribute_names)
mask_socket = next(
item
for item in surface.modifiers[0].node_group.interface.items_tree
if getattr(item, "in_out", None) == "INPUT" and item.name == "Mask"
)
assert mask_socket.default_value is True
assert mask_socket.structure_type == "SINGLE"
assert not mask_socket.parent.name
assert not any(
item.item_type == "PANEL" and item.name == "Culling"
for item in surface.modifiers[0].node_group.interface.items_tree
)
smooth_socket = next(
item
for item in surface.modifiers[0].node_group.interface.items_tree
if getattr(item, "in_out", None) == "INPUT" and item.name == "Smooth"
)
assert smooth_socket.default_value == 0.5
assert not any(
node.bl_idname == "GeometryNodeInputNamedAttribute"
and node.inputs["Name"].default_value == "o_face_confidence"
for node in surface.modifiers[0].node_group.nodes
)
assert MOGE_SURFACE_MATERIAL_NODE_GROUP_NAME in bpy.data.node_groups
material_group = bpy.data.node_groups[MOGE_SURFACE_MATERIAL_NODE_GROUP_NAME]
assert any(node.bl_idname == "ShaderNodeBump" for node in material_group.nodes)
assert any(child.type == "CAMERA" for child in surface.children)
print("MoGe-2 surface validation passed")
def validate_real_result(results_path, image_path):
image = bpy.data.images.load(str(image_path), check_existing=False)
source = bpy.data.objects.new("MoGe Real Surface", None)
source.empty_display_type = "IMAGE"
source.data = image
bpy.context.collection.objects.link(source)
mesh_path = results_path.with_name("mesh.npz")
if not mesh_path.is_file():
prepare_moge_surface_archive(results_path, mesh_path)
surface = build_image_mesh(
bpy.context,
source,
mesh_path,
False,
True,
False,
False,
True,
)
assert len(surface.data.vertices) > 100
assert len(surface.data.polygons) > 100
assert surface.modifiers[0].node_group.name == MOGE_NODE_GROUP_NAME
assert MOGE_SURFACE_MATERIAL_NODE_GROUP_NAME in bpy.data.node_groups
assert surface.data.has_custom_normals
normals = np.empty(len(surface.data.corner_normals) * 3, dtype=np.float32)
surface.data.corner_normals.foreach_get("vector", normals)
normals = normals.reshape(-1, 3)
assert np.isfinite(normals).all()
assert np.min(np.linalg.norm(normals, axis=1)) > 0.99
material_group = bpy.data.node_groups[MOGE_SURFACE_MATERIAL_NODE_GROUP_NAME]
assert any(node.bl_idname == "ShaderNodeBump" for node in material_group.nodes)
attribute_names = set(surface.data.attributes.keys())
assert {"o_depth", "o_mask"}.issubset(attribute_names)
assert "o_edge_stretch" not in attribute_names
assert not {
"o_confidence",
"o_confidence_percentile",
"o_face_confidence",
"o_background",
"o_background_face",
}.intersection(attribute_names)
camera = next(child for child in surface.children if child.type == "CAMERA")
dimensions = surface.dimensions
assert max(dimensions) < 10.0
assert min(dimensions.x, dimensions.y) > 0.1
assert 1.0 <= camera.data.lens <= 500.0
assert abs(camera.data.shift_x) <= 1.0
assert abs(camera.data.shift_y) <= 1.0
print(
f"Real MoGe-2 surface validation passed: "
f"{len(surface.data.vertices)} vertices, {len(surface.data.polygons)} faces, "
f"dimensions={tuple(round(value, 4) for value in dimensions)}, "
f"lens={camera.data.lens:.3f}, shift=({camera.data.shift_x:.4f}, "
f"{camera.data.shift_y:.4f})"
)
if __name__ == "__main__":
main()