474 lines
21 KiB
Python
474 lines
21 KiB
Python
"""Face separation and connected thickness for Depth Surface assets."""
|
|
|
|
from .nodes import (
|
|
boolean_node, compare_node, evaluate_field, store_boolean_attribute,
|
|
remove_attribute_pattern, sample_field,
|
|
)
|
|
from .smoothing import edge_boundary_field
|
|
|
|
|
|
CUT_ATTRIBUTE = "_o_depth_cut"
|
|
|
|
|
|
def _math(group, operation, a, b=None):
|
|
node = group.nodes.new("ShaderNodeMath")
|
|
node.operation = operation
|
|
for index, value in enumerate((a, b)):
|
|
if value is None:
|
|
continue
|
|
if isinstance(value, (int, float)):
|
|
node.inputs[index].default_value = value
|
|
else:
|
|
group.links.new(value, node.inputs[index])
|
|
return node.outputs[0]
|
|
|
|
|
|
def _remove_strip_faces(group, geometry, *, triangles=False):
|
|
"""Delete boundary strips from one unchanged topology snapshot."""
|
|
if triangles:
|
|
return _remove_triangle_strip_faces(group, geometry)
|
|
return _remove_quad_strip_faces(group, geometry)
|
|
|
|
|
|
def _remove_quad_strip_faces(group, geometry):
|
|
"""Delete boundary quad strips while preserving open boundary edges."""
|
|
nodes, links = group.nodes, group.links
|
|
|
|
def equals(value, count):
|
|
return compare_node(group, "EQUAL", value, count, data_type="INT")
|
|
|
|
boundaries = []
|
|
for offset in range(4):
|
|
index = nodes.new("GeometryNodeInputIndex")
|
|
corners = nodes.new("GeometryNodeCornersOfFace")
|
|
links.new(index.outputs[0], corners.inputs["Face Index"])
|
|
corner = nodes.new("GeometryNodeOffsetCornerInFace")
|
|
corner.inputs["Offset"].default_value = offset
|
|
links.new(corners.outputs["Corner Index"], corner.inputs["Corner Index"])
|
|
edge = nodes.new("GeometryNodeEdgesOfCorner")
|
|
links.new(corner.outputs["Corner Index"], edge.inputs["Corner Index"])
|
|
sample = nodes.new("GeometryNodeFieldAtIndex")
|
|
sample.data_type, sample.domain = "INT", "EDGE"
|
|
links.new(edge.outputs["Next Edge Index"], sample.inputs["Index"])
|
|
neighbors = nodes.new("GeometryNodeInputMeshEdgeNeighbors")
|
|
links.new(neighbors.outputs["Face Count"], sample.inputs["Value"])
|
|
boundaries.append(equals(sample.outputs["Value"], 1))
|
|
opposite = boolean_node(
|
|
group, "OR",
|
|
boolean_node(group, "AND", boundaries[0], boundaries[2]),
|
|
boolean_node(group, "AND", boundaries[1], boundaries[3]),
|
|
)
|
|
face = nodes.new("GeometryNodeInputMeshFaceNeighbors")
|
|
selected = boolean_node(group, "AND", equals(face.outputs["Vertex Count"], 4), opposite)
|
|
delete = nodes.new("GeometryNodeDeleteGeometry")
|
|
delete.domain, delete.mode = "FACE", "ALL"
|
|
links.new(geometry, delete.inputs["Geometry"])
|
|
links.new(selected, delete.inputs["Selection"])
|
|
return delete.outputs["Geometry"]
|
|
|
|
|
|
def _remove_triangle_strip_faces(group, geometry):
|
|
"""Delete symmetric triangle strip pairs and all-boundary ears."""
|
|
nodes, links = group.nodes, group.links
|
|
|
|
def equals(value, count):
|
|
return compare_node(group, "EQUAL", value, count, data_type="INT")
|
|
|
|
def sample(value, index, domain, data_type="INT"):
|
|
node = nodes.new("GeometryNodeFieldAtIndex")
|
|
node.data_type, node.domain = data_type, domain
|
|
links.new(value, node.inputs["Value"])
|
|
links.new(index, node.inputs["Index"])
|
|
return node.outputs["Value"]
|
|
|
|
def offset_corner(corner, offset):
|
|
node = nodes.new("GeometryNodeOffsetCornerInFace")
|
|
links.new(corner, node.inputs["Corner Index"])
|
|
node.inputs["Offset"].default_value = offset
|
|
return node.outputs["Corner Index"]
|
|
|
|
def vertex(corner):
|
|
node = nodes.new("GeometryNodeVertexOfCorner")
|
|
links.new(corner, node.inputs["Corner Index"])
|
|
return node.outputs["Vertex Index"]
|
|
|
|
def boundary(corner):
|
|
edge = nodes.new("GeometryNodeEdgesOfCorner")
|
|
links.new(corner, edge.inputs["Corner Index"])
|
|
count = nodes.new("GeometryNodeInputMeshEdgeNeighbors")
|
|
return equals(sample(count.outputs["Face Count"], edge.outputs["Next Edge Index"], "EDGE"), 1)
|
|
|
|
edge_index = nodes.new("GeometryNodeInputIndex")
|
|
sides = []
|
|
for side in (0, 1):
|
|
corners = nodes.new("GeometryNodeCornersOfEdge")
|
|
links.new(edge_index.outputs[0], corners.inputs["Edge Index"])
|
|
corners.inputs["Sort Index"].default_value = side
|
|
corner = corners.outputs["Corner Index"]
|
|
face_index = nodes.new("GeometryNodeFaceOfCorner")
|
|
links.new(corner, face_index.inputs["Corner Index"])
|
|
face_size = nodes.new("GeometryNodeInputMeshFaceNeighbors")
|
|
triangle = equals(sample(face_size.outputs["Vertex Count"], face_index.outputs["Face Index"], "FACE"), 3)
|
|
end, tip = offset_corner(corner, 1), offset_corner(corner, 2)
|
|
sides.append((triangle, vertex(corner), vertex(tip), boundary(end), boundary(tip)))
|
|
a, b = sides
|
|
same_direction = equals(a[1], b[1])
|
|
same_order = boolean_node(
|
|
group, "OR",
|
|
boolean_node(group, "AND", a[3], b[3]),
|
|
boolean_node(group, "AND", a[4], b[4]),
|
|
)
|
|
reverse_order = boolean_node(
|
|
group, "OR",
|
|
boolean_node(group, "AND", a[3], b[4]),
|
|
boolean_node(group, "AND", a[4], b[3]),
|
|
)
|
|
pair = boolean_node(
|
|
group, "OR",
|
|
boolean_node(group, "AND", same_direction, reverse_order),
|
|
boolean_node(group, "AND", boolean_node(group, "NOT", same_direction), same_order),
|
|
)
|
|
neighbors = nodes.new("GeometryNodeInputMeshEdgeNeighbors")
|
|
for condition in (
|
|
equals(neighbors.outputs["Face Count"], 2),
|
|
a[0],
|
|
b[0],
|
|
boolean_node(group, "NOT", equals(a[2], b[2])),
|
|
):
|
|
pair = boolean_node(group, "AND", pair, condition)
|
|
|
|
face_index = nodes.new("GeometryNodeInputIndex")
|
|
corners = nodes.new("GeometryNodeCornersOfFace")
|
|
links.new(face_index.outputs[0], corners.inputs["Face Index"])
|
|
boundary_count, paired = None, None
|
|
for offset in range(3):
|
|
corner = offset_corner(corners.outputs["Corner Index"], offset)
|
|
edge = nodes.new("GeometryNodeEdgesOfCorner")
|
|
links.new(corner, edge.inputs["Corner Index"])
|
|
match = sample(pair, edge.outputs["Next Edge Index"], "EDGE", "BOOLEAN")
|
|
paired = match if paired is None else boolean_node(group, "OR", paired, match)
|
|
rim = boundary(corner)
|
|
if boundary_count is None:
|
|
boundary_count = rim
|
|
else:
|
|
add = nodes.new("FunctionNodeIntegerMath")
|
|
add.operation = "ADD"
|
|
links.new(boundary_count, add.inputs[0])
|
|
links.new(rim, add.inputs[1])
|
|
boundary_count = add.outputs[0]
|
|
selected = boolean_node(
|
|
group, "AND",
|
|
equals(corners.outputs["Total"], 3),
|
|
boolean_node(group, "OR", paired, equals(boundary_count, 3)),
|
|
)
|
|
delete = nodes.new("GeometryNodeDeleteGeometry")
|
|
delete.domain, delete.mode = "FACE", "ALL"
|
|
links.new(geometry, delete.inputs["Geometry"])
|
|
links.new(selected, delete.inputs["Selection"])
|
|
return delete.outputs["Geometry"]
|
|
|
|
|
|
def sample_face_camera(group, image):
|
|
"""Sample camera XYZ at each planar face's UV center."""
|
|
nodes, links = group.nodes, group.links
|
|
uv = nodes.new("GeometryNodeInputNamedAttribute")
|
|
uv.data_type = "FLOAT_VECTOR"
|
|
uv.inputs["Name"].default_value = "UVMap"
|
|
face_uv = nodes.new("GeometryNodeFieldOnDomain")
|
|
face_uv.data_type = "FLOAT_VECTOR"
|
|
face_uv.domain = "FACE"
|
|
links.new(uv.outputs["Attribute"], face_uv.inputs["Value"])
|
|
texture = nodes.new("GeometryNodeImageTexture")
|
|
texture.interpolation = "Linear"
|
|
texture.extension = "EXTEND"
|
|
links.new(image, texture.inputs["Image"])
|
|
links.new(face_uv.outputs["Value"], texture.inputs["Vector"])
|
|
return texture.outputs["Color"]
|
|
|
|
|
|
def ray_distance(group, camera):
|
|
"""Measure the distance from the camera origin to a camera-space point."""
|
|
length = group.nodes.new("ShaderNodeVectorMath")
|
|
length.operation = "LENGTH"
|
|
group.links.new(camera, length.inputs[0])
|
|
return length.outputs["Value"]
|
|
|
|
|
|
def split_depth_surface(group, geometry, face_camera, strength, reference_depth, depth_scale, *,
|
|
face_distance=None, face_center=None, triangles=False):
|
|
"""Split relative ray-distance jumps over the base face-center spacing.
|
|
|
|
The jump is scaled by Depth Scale, so a flat projection keeps its faces.
|
|
"""
|
|
nodes, links = group.nodes, group.links
|
|
if face_center is None:
|
|
face_center = nodes.new("GeometryNodeInputPosition").outputs[0]
|
|
face_camera = evaluate_field(group, face_camera, "FLOAT_VECTOR", "FACE")
|
|
if face_distance is None:
|
|
face_distance = ray_distance(group, face_camera)
|
|
centers, depths = [], []
|
|
for side in (0, 1):
|
|
corner = nodes.new("GeometryNodeCornersOfEdge")
|
|
corner.inputs["Sort Index"].default_value = side
|
|
face = nodes.new("GeometryNodeFaceOfCorner")
|
|
links.new(corner.outputs["Corner Index"], face.inputs["Corner Index"])
|
|
for data_type, field, results in (
|
|
("FLOAT_VECTOR", face_center, centers),
|
|
("FLOAT", face_distance, depths),
|
|
):
|
|
sample = nodes.new("GeometryNodeFieldAtIndex")
|
|
sample.data_type = data_type
|
|
sample.domain = "FACE"
|
|
links.new(face.outputs["Face Index"], sample.inputs["Index"])
|
|
links.new(field, sample.inputs["Value"])
|
|
results.append(sample.outputs["Value"])
|
|
distance = nodes.new("ShaderNodeVectorMath")
|
|
distance.operation = "DISTANCE"
|
|
for index, center in enumerate(centers):
|
|
links.new(center, distance.inputs[index])
|
|
delta = _math(group, "ABSOLUTE", _math(group, "SUBTRACT", *depths))
|
|
# Depth Scale is the display amplitude of that jump on the projected surface.
|
|
delta = _math(group, "MULTIPLY", delta, depth_scale)
|
|
local_distance = _math(group, "MAXIMUM", _math(group, "MULTIPLY", _math(group, "ADD", *depths), 0.5), 1e-8)
|
|
reference = _math(group, "MAXIMUM", reference_depth, 1e-8)
|
|
# Uniform Scale cancels between the distance jump and local spacing correction.
|
|
# Cross multiplication also avoids dividing by the local distance.
|
|
selected = compare_node(
|
|
group,
|
|
"GREATER_THAN",
|
|
_math(group, "MULTIPLY", _math(group, "MULTIPLY", delta, reference), strength),
|
|
_math(group, "MULTIPLY", _math(group, "MULTIPLY", distance.outputs["Value"], local_distance), 2.5),
|
|
)
|
|
selected = boolean_node(
|
|
group,
|
|
"AND",
|
|
selected,
|
|
compare_node(group, "GREATER_THAN", distance.outputs["Value"], 0.0),
|
|
)
|
|
neighbors = nodes.new("GeometryNodeInputMeshEdgeNeighbors")
|
|
selected = boolean_node(
|
|
group,
|
|
"AND",
|
|
selected,
|
|
compare_node(group, "EQUAL", neighbors.outputs["Face Count"], 2, data_type="INT"),
|
|
)
|
|
cut_edges = nodes.new("GeometryNodeFieldOnDomain")
|
|
cut_edges.data_type = "FLOAT"
|
|
cut_edges.domain = "EDGE"
|
|
links.new(selected, cut_edges.inputs["Value"])
|
|
cut_vertices = nodes.new("GeometryNodeFieldOnDomain")
|
|
cut_vertices.data_type = "FLOAT"
|
|
cut_vertices.domain = "POINT"
|
|
links.new(cut_edges.outputs["Value"], cut_vertices.inputs["Value"])
|
|
corners, cut = store_boolean_attribute(
|
|
group, geometry, CUT_ATTRIBUTE,
|
|
compare_node(group, "GREATER_THAN", cut_vertices.outputs["Value"], 0.0), domain="CORNER",
|
|
)
|
|
split = nodes.new("GeometryNodeSplitEdges")
|
|
links.new(corners, split.inputs["Mesh"])
|
|
links.new(selected, split.inputs["Selection"])
|
|
enabled = boolean_node(
|
|
group,
|
|
"AND",
|
|
compare_node(group, "GREATER_THAN", strength, 0.0),
|
|
compare_node(group, "GREATER_THAN", depth_scale, 0.0),
|
|
)
|
|
choose = nodes.new("GeometryNodeSwitch")
|
|
choose.input_type = "GEOMETRY"
|
|
links.new(enabled, choose.inputs["Switch"])
|
|
links.new(geometry, choose.inputs["False"])
|
|
links.new(_remove_strip_faces(group, split.outputs["Mesh"], triangles=triangles), choose.inputs["True"])
|
|
return choose.outputs["Output"], face_camera, cut
|
|
|
|
|
|
def build_surface_camera(group, original, separated, cut_vertex, strength):
|
|
"""Take cut depth from the adjacent face sample along each unchanged ray.
|
|
|
|
Depth Split edges and every open boundary left by Depth Mask deletion share
|
|
one replacement, so each cut edge sits on the surface it belongs to.
|
|
"""
|
|
nodes, links = group.nodes, group.links
|
|
cut_boundary = evaluate_field(group, edge_boundary_field(nodes, links), "BOOLEAN", "POINT")
|
|
enabled = nodes.new("GeometryNodeSwitch")
|
|
enabled.input_type = "BOOLEAN"
|
|
links.new(compare_node(group, "GREATER_THAN", strength, 0.0), enabled.inputs["Switch"])
|
|
enabled.inputs["False"].default_value = False
|
|
links.new(cut_vertex, enabled.inputs["True"])
|
|
combined = nodes.new("FunctionNodeBooleanMath")
|
|
combined.operation = "OR"
|
|
links.new(enabled.outputs["Output"], combined.inputs[0])
|
|
links.new(cut_boundary, combined.inputs[1])
|
|
enabled = combined.outputs["Boolean"]
|
|
original_axes = group.nodes.new("ShaderNodeSeparateXYZ")
|
|
separated_axes = group.nodes.new("ShaderNodeSeparateXYZ")
|
|
group.links.new(original, original_axes.inputs[0])
|
|
group.links.new(separated, separated_axes.inputs[0])
|
|
ratio = _math(
|
|
group, "DIVIDE", separated_axes.outputs["Z"], original_axes.outputs["Z"]
|
|
)
|
|
projected = group.nodes.new("ShaderNodeVectorMath")
|
|
projected.operation = "SCALE"
|
|
group.links.new(original, projected.inputs[0])
|
|
group.links.new(ratio, projected.inputs[3])
|
|
choose = group.nodes.new("GeometryNodeSwitch")
|
|
choose.input_type = "VECTOR"
|
|
group.links.new(enabled, choose.inputs["Switch"])
|
|
group.links.new(original, choose.inputs["False"])
|
|
group.links.new(projected.outputs[0], choose.inputs["True"])
|
|
return evaluate_field(group, choose.outputs["Output"], "FLOAT_VECTOR", "POINT")
|
|
|
|
|
|
def thicken_depth_surface(group, geometry, thickness, normal_smooth=None):
|
|
"""Connect caps with single quads by source vertex and cap identity."""
|
|
nodes, links = group.nodes, group.links
|
|
position = nodes.new("GeometryNodeInputPosition")
|
|
index = nodes.new("GeometryNodeInputIndex")
|
|
# Encode identity in the construction geometry before extrusion. The source
|
|
# surface remains a separate sampling input; no position or ID is stored.
|
|
identity = nodes.new("ShaderNodeCombineXYZ")
|
|
for operation, axis in (("MODULO", "X"), ("DIVIDE", "Z")):
|
|
part = nodes.new("FunctionNodeIntegerMath")
|
|
part.operation = operation
|
|
part.inputs[1].default_value = 4096
|
|
links.new(index.outputs[0], part.inputs[0])
|
|
links.new(part.outputs[0], identity.inputs[axis])
|
|
sheet = nodes.new("GeometryNodeSetPosition")
|
|
links.new(geometry, sheet.inputs["Geometry"])
|
|
links.new(identity.outputs[0], sheet.inputs["Position"])
|
|
saved = sheet.outputs["Geometry"]
|
|
layer_axes = nodes.new("ShaderNodeSeparateXYZ")
|
|
links.new(position.outputs[0], layer_axes.inputs[0])
|
|
row = nodes.new("FunctionNodeIntegerMath")
|
|
row.operation = "MULTIPLY"
|
|
row.inputs[1].default_value = 4096
|
|
links.new(layer_axes.outputs["Z"], row.inputs[0])
|
|
vertex = nodes.new("FunctionNodeIntegerMath")
|
|
vertex.operation = "ADD"
|
|
links.new(layer_axes.outputs["X"], vertex.inputs[0])
|
|
links.new(row.outputs[0], vertex.inputs[1])
|
|
source_index = vertex.outputs[0]
|
|
source_position = sample_field(group, geometry, position.outputs[0], "FLOAT_VECTOR", index=source_index)
|
|
source_thickness = sample_field(group, geometry, thickness, "FLOAT", index=source_index)
|
|
|
|
extrude = nodes.new("GeometryNodeExtrudeMesh")
|
|
extrude.mode = "FACES"
|
|
extrude.inputs["Individual"].default_value = False
|
|
extrusion_offset = nodes.new("ShaderNodeCombineXYZ")
|
|
extrusion_offset.inputs["Y"].default_value = -1.0
|
|
links.new(extrusion_offset.outputs[0], extrude.inputs["Offset"])
|
|
links.new(saved, extrude.inputs["Mesh"])
|
|
sides = nodes.new("GeometryNodeSeparateGeometry")
|
|
sides.domain = "FACE"
|
|
links.new(extrude.outputs["Mesh"], sides.inputs["Geometry"])
|
|
links.new(extrude.outputs["Side"], sides.inputs["Selection"])
|
|
offset = nodes.new("ShaderNodeCombineXYZ")
|
|
offset.inputs["Y"].default_value = -1.0
|
|
back = nodes.new("GeometryNodeSetPosition")
|
|
links.new(saved, back.inputs["Geometry"])
|
|
links.new(offset.outputs[0], back.inputs["Offset"])
|
|
flip_back = nodes.new("GeometryNodeFlipFaces")
|
|
links.new(back.outputs["Geometry"], flip_back.inputs["Mesh"])
|
|
flip_sides = nodes.new("GeometryNodeFlipFaces")
|
|
links.new(sides.outputs["Selection"], flip_sides.inputs["Mesh"])
|
|
join = nodes.new("GeometryNodeJoinGeometry")
|
|
rear = flip_back.outputs["Mesh"]
|
|
rim = flip_sides.outputs["Mesh"]
|
|
back_parts = nodes.new("GeometryNodeJoinGeometry")
|
|
links.new(rear, back_parts.inputs["Geometry"])
|
|
links.new(rim, back_parts.inputs["Geometry"])
|
|
rear = back_parts.outputs["Geometry"]
|
|
for value in (
|
|
saved,
|
|
rear,
|
|
):
|
|
links.new(value, join.inputs["Geometry"])
|
|
construction = join.outputs["Geometry"]
|
|
merge = nodes.new("GeometryNodeMergeByDistance")
|
|
merge.mode = "ALL"
|
|
merge.inputs["Distance"].default_value = 0.1
|
|
links.new(construction, merge.inputs["Geometry"])
|
|
displacement = nodes.new("ShaderNodeCombineXYZ")
|
|
distance = _math(group, "MULTIPLY", layer_axes.outputs["Y"], source_thickness)
|
|
links.new(distance, displacement.inputs["Y"])
|
|
restored = nodes.new("ShaderNodeVectorMath")
|
|
restored.operation = "ADD"
|
|
links.new(source_position, restored.inputs[0])
|
|
links.new(displacement.outputs[0], restored.inputs[1])
|
|
result = nodes.new("GeometryNodeSetPosition")
|
|
links.new(merge.outputs["Geometry"], result.inputs["Geometry"])
|
|
links.new(restored.outputs[0], result.inputs["Position"])
|
|
if normal_smooth is not None:
|
|
normal = nodes.new("GeometryNodeInputNormal")
|
|
blur = nodes.new("GeometryNodeBlurAttribute")
|
|
blur.data_type = "FLOAT_VECTOR"
|
|
blur.inputs["Iterations"].default_value = normal_smooth
|
|
links.new(normal.outputs[0], blur.inputs["Value"])
|
|
normalize = nodes.new("ShaderNodeVectorMath")
|
|
normalize.operation = "NORMALIZE"
|
|
links.new(blur.outputs[0], normalize.inputs[0])
|
|
source_normal = sample_field(group, geometry, normalize.outputs[0], "FLOAT_VECTOR", index=source_index)
|
|
normal_offset = nodes.new("ShaderNodeVectorMath")
|
|
normal_offset.operation = "SCALE"
|
|
links.new(source_normal, normal_offset.inputs[0])
|
|
links.new(distance, normal_offset.inputs[3])
|
|
links.new(normal_offset.outputs[0], restored.inputs[1])
|
|
nodes.remove(displacement)
|
|
return {
|
|
"geometry": result.outputs["Geometry"],
|
|
"front": source_position,
|
|
"source_index": source_index,
|
|
"position": restored.outputs[0],
|
|
"position_input": result.inputs["Position"],
|
|
}
|
|
|
|
|
|
def _projection_math(nodes, operation):
|
|
node = nodes.new("ShaderNodeMath")
|
|
node.operation = operation
|
|
return node
|
|
|
|
|
|
def project_depth_surface(
|
|
group, geometry, camera_position, uniform_scale, reference_depth, depth_scale
|
|
):
|
|
"""Interpolate the rectangular plane into the model camera coordinates."""
|
|
nodes, links = group.nodes, group.links
|
|
scaled = nodes.new("ShaderNodeVectorMath")
|
|
scaled.operation = "SCALE"
|
|
links.new(camera_position, scaled.inputs[0])
|
|
links.new(uniform_scale, scaled.inputs[3])
|
|
separate = nodes.new("ShaderNodeSeparateXYZ")
|
|
links.new(scaled.outputs["Vector"], separate.inputs["Vector"])
|
|
relative_depth = _projection_math(nodes, "SUBTRACT")
|
|
links.new(separate.outputs["Z"], relative_depth.inputs[0])
|
|
links.new(reference_depth, relative_depth.inputs[1])
|
|
front = _projection_math(nodes, "MULTIPLY")
|
|
links.new(relative_depth.outputs[0], front.inputs[0])
|
|
links.new(depth_scale, front.inputs[1])
|
|
|
|
negative_z = _projection_math(nodes, "MULTIPLY")
|
|
negative_z.inputs[1].default_value = -1.0
|
|
links.new(separate.outputs["Y"], negative_z.inputs[0])
|
|
projected = nodes.new("ShaderNodeCombineXYZ")
|
|
links.new(separate.outputs["X"], projected.inputs["X"])
|
|
links.new(front.outputs[0], projected.inputs["Y"])
|
|
links.new(negative_z.outputs[0], projected.inputs["Z"])
|
|
current_position = nodes.new("GeometryNodeInputPosition")
|
|
blend = nodes.new("ShaderNodeMix")
|
|
blend.data_type = "VECTOR"
|
|
blend.clamp_factor = False
|
|
links.new(depth_scale, blend.inputs[0])
|
|
links.new(current_position.outputs["Position"], blend.inputs[4])
|
|
links.new(projected.outputs["Vector"], blend.inputs[5])
|
|
blended_axes = nodes.new("ShaderNodeSeparateXYZ")
|
|
links.new(blend.outputs["Result"], blended_axes.inputs["Vector"])
|
|
surface_position = nodes.new("ShaderNodeCombineXYZ")
|
|
links.new(blended_axes.outputs["X"], surface_position.inputs["X"])
|
|
links.new(front.outputs[0], surface_position.inputs["Y"])
|
|
links.new(blended_axes.outputs["Z"], surface_position.inputs["Z"])
|
|
project_geometry = nodes.new("GeometryNodeSetPosition")
|
|
links.new(geometry, project_geometry.inputs["Geometry"])
|
|
links.new(surface_position.outputs["Vector"], project_geometry.inputs["Position"])
|
|
|
|
return remove_attribute_pattern(group, project_geometry.outputs["Geometry"], "_o_*")
|