def show_viewport(self, is_show: bool):
"""It should be called by node tree to show/hide objects"""
if not self.activate:
# just ignore request
pass
else:
if is_show:
self.process()
else:
callback_disable(node_id(self))
def update(self):
if not self.fully_enabled:
return
try:
socket_one_has_upstream_links = self.inputs[0].other
socket_two_has_upstream_links = self.inputs[1].other
if not socket_one_has_upstream_links:
callback_disable(node_id(self))
except:
print('vd basic lines update holdout', self.n_id)
def process(self):
n_id = node_id(self)
callback_disable(n_id)
if not self.id_data.sv_show:
return
self.use_custom_color = True
if not (self.activate and self.inputs['verts'].is_linked):
return
self.generate_callback(n_id)
def sv_update(self):
# this node should resist updates until fully populated with sockets.
if 'text' not in self.inputs:
return
# this node should disable itself if the vertex socket is not linked
try:
socket_one_has_upstream_links = self.inputs[0].other
if not socket_one_has_upstream_links:
callback_disable(node_id(self))
except:
self.debug(f'vd idx update holdout {self.n_id}')
def sv_update(self):
if not self.fully_enabled:
return
try:
socket_one_has_upstream_links = self.inputs[0].other
socket_two_has_upstream_links = self.inputs[1].other
if not socket_one_has_upstream_links:
callback_disable(node_id(self))
except:
self.debug(f'vd draw update holdout {self.n_id}')
def process(self):
if not (self.id_data.sv_show and self.activate):
callback_disable(node_id(self))
return
n_id = node_id(self)
callback_disable(n_id)
if not any(
[self.display_verts, self.display_edges, self.display_faces]):
return
if self.inputs[0].is_linked:
display_faces = self.display_faces
display_edges = self.display_edges
config = self.fill_config()
solids = self.inputs[0].sv_get()
geom = lambda: None
geom.solids = solids
geom.verts = [v.Point[:] for s in solids for v in s.Vertexes]
if self.display_verts and not any(
[display_edges, display_faces]):
geom.verts = [
v.Point[:] for s in solids for v in s.Vertexes
]
gl_instructions = self.format_draw_data(func=draw_verts,
args=(geom,
config))
callback_enable(n_id, gl_instructions)
return
if self.display_verts:
geom.verts = [
v.Point[:] for s in solids for v in s.Vertexes
]
if self.display_edges:
if self.use_dashed:
self.add_gl_stuff_to_config(config)
edges_geom(geom, config)
if self.display_faces:
face_geom(geom, config)
gl_instructions = self.format_draw_data(func=draw_complex,
args=(geom, config))
callback_enable(n_id, gl_instructions)
return
def process(self):
n_id = node_id(self)
callback_disable(n_id)
if self.end_early():
return
config = self.get_settings_dict()
geom = self.get_geometry()
draw_data = {
'tree_name': self.id_data.name[:],
'custom_function': draw_indices_2D_wbg if self.draw_bg else draw_indices_2D,
'args': (geom, config)}
callback_enable(n_id, draw_data, overlay='POST_PIXEL')
def process(self):
if not (self.id_data.sv_show and self.activate):
callback_disable(node_id(self))
return
n_id = node_id(self)
callback_disable(n_id)
verts_socket, edges_socket = self.inputs[:2]
if verts_socket.is_linked and edges_socket.is_linked:
propv = verts_socket.sv_get(deepcopy=False, default=[])
prope = edges_socket.sv_get(deepcopy=False, default=[])
coords = propv[0]
indices = prope[0]
shader = gpu.shader.from_builtin('3D_UNIFORM_COLOR')
batch = batch_for_shader(shader,
'LINES', {"pos": coords},
indices=indices)
line4f = self.edge_color[:]
draw_data = {
'tree_name': self.id_data.name[:],
'custom_function': screen_v3dBGL,
'args': (shader, batch, line4f)
}
callback_enable(n_id, draw_data)
return
matrix_socket = self.inputs['matrix']
if matrix_socket.is_linked:
matrices = matrix_socket.sv_get(deepcopy=False, default=[Matrix()])
draw_data = {
'tree_name': self.id_data.name[:],
'custom_function': screen_v3dMatrix,
'args': (matrices, )
}
callback_enable(n_id, draw_data)
def process(self):
self.handle_attr_socket()
if not (self.id_data.sv_show and self.activate):
callback_disable(node_id(self))
return
n_id = node_id(self)
callback_disable(n_id)
if not any(
[self.display_verts, self.display_edges, self.display_faces]):
return
verts_socket, edges_socket, faces_socket, matrix_socket = self.inputs[:
4]
if verts_socket.is_linked:
display_faces = self.display_faces and faces_socket.is_linked
display_edges = self.display_edges and (edges_socket.is_linked
or faces_socket.is_linked)
config = self.fill_config()
data = self.get_data()
coords, edge_indices, face_indices = mesh_join(
data[0], data[1], data[2])
geom = lambda: None
geom.verts = coords
if self.display_verts and not any([display_edges, display_faces]):
draw_data = {
'tree_name': self.id_data.name[:],
'custom_function': draw_verts,
'args': (geom, config)
}
callback_enable(n_id, draw_data)
return
if edges_socket.is_linked and not faces_socket.is_linked:
if self.use_dashed:
self.add_gl_stuff_to_config(config)
geom.edges = edge_indices
draw_data = {
'tree_name': self.id_data.name[:],
'custom_function': draw_edges,
'args': (geom, config)
}
callback_enable(n_id, draw_data)
return
if faces_socket.is_linked:
# we could offer different optimizations, like
# -expecting only tris as input, then no processing
# -expecting only quads, then minimal processing needed
# -expecting mixed bag, then ensure_triangles (current default)
if self.display_faces:
geom.faces = ensure_triangles(coords, face_indices)
if self.display_edges:
if self.use_dashed:
self.add_gl_stuff_to_config(config)
# we don't want to draw the inner edges of triangulated faces; use original face_indices.
# pass edges from socket if we can, else we manually compute them from faces
geom.edges = edge_indices if edges_socket.is_linked else edges_from_faces(
face_indices)
if self.display_faces:
self.faces_diplay(geom, config)
draw_data = {
'tree_name': self.id_data.name[:],
'custom_function': draw_faces,
'args': (geom, config)
}
callback_enable(n_id, draw_data)
return
return
elif matrix_socket.is_linked:
matrices = matrix_socket.sv_get(deepcopy=False, default=[Matrix()])
draw_data = {
'tree_name': self.id_data.name[:],
'custom_function': draw_matrix,
'args': (matrices, )
}
callback_enable(n_id, draw_data)
def process(self):
self.handle_attr_socket()
if not (self.id_data.sv_show and self.activate):
callback_disable(node_id(self))
return
n_id = node_id(self)
callback_disable(n_id)
if not any(
[self.display_verts, self.display_edges, self.display_faces]):
return
verts_socket, edges_socket, faces_socket, matrix_socket = self.inputs[:
4]
if verts_socket.is_linked:
display_faces = self.display_faces and faces_socket.is_linked
display_edges = self.display_edges and (edges_socket.is_linked
or faces_socket.is_linked)
config = self.fill_config()
data = self.get_data()
if len(data[0]) > 1:
coords, edge_indices, face_indices = mesh_join(
data[0], data[1], data[2])
if not coords:
return
elif len(data[0][0]) > 0:
coords, edge_indices, face_indices = [
d[0].tolist() if type(d[0]) == ndarray else d[0]
for d in data[:3]
]
else:
return
geom = lambda: None
geom.verts = coords
if self.display_verts and not any([display_edges, display_faces]):
gl_instructions = self.format_draw_data(func=draw_verts,
args=(geom, config))
callback_enable(n_id, gl_instructions)
return
if edges_socket.is_linked and not faces_socket.is_linked:
if self.use_dashed:
self.add_gl_stuff_to_config(config)
geom.edges = edge_indices
gl_instructions = self.format_draw_data(func=draw_edges,
args=(geom, config))
callback_enable(n_id, gl_instructions)
return
if faces_socket.is_linked:
# expecting mixed bag of tris/quads/ngons
if self.display_faces:
geom.faces = ensure_triangles(coords, face_indices,
self.handle_concave_quads)
if self.display_edges:
if self.use_dashed:
self.add_gl_stuff_to_config(config)
# we don't want to draw the inner edges of triangulated faces; use original face_indices.
# pass edges from socket if we can, else we manually compute them from faces
geom.edges = edge_indices if edges_socket.is_linked else edges_from_faces(
face_indices)
if self.display_faces:
self.faces_diplay(geom, config)
gl_instructions = self.format_draw_data(func=draw_complex,
args=(geom, config))
callback_enable(n_id, gl_instructions)
return
return
elif matrix_socket.is_linked:
matrices = matrix_socket.sv_get(deepcopy=False, default=[Matrix()])
gl_instructions = self.format_draw_data(func=draw_matrix,
args=(matrices, ))
callback_enable(n_id, gl_instructions)
def update(self):
# used because this node should disable itself if no inputs.
n_id = node_id(self)
callback_disable(n_id)
def process(self):
if bpy.app.background:
return
self.handle_attr_socket()
if not (self.id_data.sv_show and self.activate):
callback_disable(node_id(self))
return
n_id = node_id(self)
callback_disable(n_id)
inputs = self.inputs
# end early
if not self.activate:
return
if not any([inputs['Vertices'].is_linked, inputs['Matrix'].is_linked]):
return
if inputs['Vertices'].is_linked:
vecs = inputs['Vertices'].sv_get(default=[[]])
edges = inputs['Edges'].sv_get(default=[[]])
polygons = inputs['Polygons'].sv_get(default=[[]])
matrix = inputs['Matrix'].sv_get(default=[[]])
vector_color = inputs['Vector Color'].sv_get(
default=[[self.vector_color]])
edge_color = inputs['Edge Color'].sv_get(
default=[[self.edge_color]])
poly_color = inputs['Polygon Color'].sv_get(
default=[[self.polygon_color]])
seed_set(self.random_seed)
config = self.create_config()
config.vector_color = vector_color
config.edge_color = edge_color
config.poly_color = poly_color
config.edges = edges
if self.use_dashed:
add_dashed_shader(config)
config.polygons = polygons
config.matrix = matrix
if not inputs['Edges'].is_linked and self.display_edges:
config.edges = polygons_to_edges(polygons, unique_edges=True)
geom = generate_mesh_geom(config, vecs)
draw_data = {
'tree_name': self.id_data.name[:],
'custom_function': view_3d_geom,
'args': (geom, config)
}
callback_enable(n_id, draw_data)
elif inputs['Matrix'].is_linked:
matrices = inputs['Matrix'].sv_get(deepcopy=False,
default=[Matrix()])
gl_instructions = {
'tree_name': self.id_data.name[:],
'custom_function': draw_matrix,
'args': (matrices, self.matrix_draw_scale)
}
callback_enable(n_id, gl_instructions)
"""
in in_data v d=[] n=1
in in_colors v d=[] n=1
out float_out s
"""
import bgl
import bpy
from gpu_extras.batch import batch_for_shader
import gpu
from sverchok.data_structure import node_id
from sverchok.ui import bgl_callback_3dview as v3dBGL
self.n_id = node_id(self)
v3dBGL.callback_disable(self.n_id)
def screen_v3dBGL(context, args):
points = args[0]
colors = args[1] # expects 4-tuple r g b a
shader = gpu.shader.from_builtin('3D_SMOOTH_COLOR')
batch = batch_for_shader(shader, 'POINTS', {
"pos": points,
"color": colors
})
batch.draw(shader)
if self.inputs['in_data'].links:
def free(self):
callback_disable(node_id(self))
callback_disable(node_id(self) + '__2D')
"""
in in_data v d=[] n=1
in in_colors v d=[] n=1
out float_out s
"""
import bgl
import bpy
from sverchok.data_structure import node_id
from sverchok.ui import bgl_callback_3dview as v3dBGL
self.n_id = node_id(self)
v3dBGL.callback_disable(self.n_id)
def screen_v3dBGL(context, args):
region = context.region
region3d = context.space_data.region_3d
points = args[0]
colors = args[1]
size= 5.0
bgl.glEnable(bgl.GL_POINT_SMOOTH) # for round vertex
bgl.glPointSize(size)
bgl.glBlendFunc(bgl.GL_SRC_ALPHA, bgl.GL_ONE_MINUS_SRC_ALPHA)
if colors:
bgl.glBegin(bgl.GL_POINTS)
def process(self):
if not (self.id_data.sv_show and self.activate):
callback_disable(node_id(self))
return
n_id = node_id(self)
callback_disable(n_id)
if not any(
[self.display_verts, self.display_edges, self.display_faces]):
return
verts_socket, edges_socket, faces_socket, matrix_socket = self.inputs[:
4]
if verts_socket.is_linked:
geom = lambda: None
config = lambda: None
config.vector_light = self.vector_light[:]
config.vcol = self.vert_color[:]
config.line4f = self.edge_color[:]
config.face4f = self.face_color[:]
config.display_verts = self.display_verts
config.display_edges = self.display_edges
config.display_faces = self.display_faces
config.shade = self.selected_draw_mode
# config.point_size = self.point_size
config.line_width = self.line_width
edge_indices = None
face_indices = None
propv = verts_socket.sv_get(deepcopy=False, default=[])
coords = propv[0]
if edges_socket.is_linked:
prope = edges_socket.sv_get(deepcopy=False, default=[])
edge_indices = prope[0]
if faces_socket.is_linked:
propf = faces_socket.sv_get(deepcopy=False, default=[])
face_indices = propf[0]
if matrix_socket.is_linked:
# for now just deal with first
m = matrix_socket.sv_get(deepcopy=False, default=[Matrix()])[0]
coords = multiply_vectors_deep(m, coords)
geom.verts = coords
if self.display_verts and not any(
[self.display_edges, self.display_faces]):
draw_data = {
'tree_name': self.id_data.name[:],
'custom_function': draw_verts,
'args': (geom, config)
}
callback_enable(n_id, draw_data)
return
if edges_socket.is_linked and not faces_socket.is_linked:
geom.edges = edge_indices
draw_data = {
'tree_name': self.id_data.name[:],
'custom_function': draw_edges,
'args': (geom, config)
}
callback_enable(n_id, draw_data)
return
if faces_socket.is_linked:
# we could offer different optimizations, like
# -expecting only tris as input, then no processing
# -expecting only quads, then minimal processing needed
# -expecting mixed bag, then ensure_triangles (current default)
if self.display_faces:
geom.faces = ensure_triangles(coords, face_indices)
if self.display_edges:
# we don't want to draw the inner edges of triangulated faces; use original face_indices.
# pass edges from socket if we can, else we manually compute them from faces
geom.edges = edge_indices if edges_socket.is_linked else edges_from_faces(
face_indices)
if self.selected_draw_mode == 'facet' and self.display_faces:
facet_verts, facet_verts_vcols = generate_facet_data(
geom.verts, geom.faces, config.face4f,
config.vector_light)
geom.facet_verts = facet_verts
geom.facet_verts_vcols = facet_verts_vcols
elif self.selected_draw_mode == 'smooth' and self.display_faces:
geom.smooth_vcols = generate_smooth_data(
geom.verts, geom.faces, config.face4f,
config.vector_light)
elif self.selected_draw_mode == 'fragment' and self.display_faces:
config.draw_fragment_function = None
# double reload, for testing.
ND = self.node_dict.get(hash(self))
if not ND:
if self.custom_shader_location in bpy.data.texts:
self.populate_node_with_custom_shader_from_text()
ND = self.node_dict.get(hash(self))
if ND and ND.get('draw_fragment'):
config.draw_fragment_function = ND.get('draw_fragment')
config.shader = gpu.types.GPUShader(
self.custom_vertex_shader,
self.custom_fragment_shader)
else:
config.shader = gpu.types.GPUShader(
default_vertex_shader, default_fragment_shader)
config.batch = batch_for_shader(config.shader,
'TRIS',
{"position": geom.verts},
indices=geom.faces)
draw_data = {
'tree_name': self.id_data.name[:],
'custom_function': draw_faces,
'args': (geom, config)
}
callback_enable(n_id, draw_data)
return
else:
# draw verts only
pass
return
elif matrix_socket.is_linked:
matrices = matrix_socket.sv_get(deepcopy=False, default=[Matrix()])
draw_data = {
'tree_name': self.id_data.name[:],
'custom_function': draw_matrix,
'args': (matrices, )
}
callback_enable(n_id, draw_data)
def free(self):
v3dBGL.callback_disable(node_id(self))
v3dBGL.callback_disable(node_id(self) + '__2D')
def sv_free(self):
callback_disable(node_id(self))
def free(self):
v3dBGL.callback_disable(node_id(self))
v3dBGL.callback_disable(node_id(self) + '__2D')