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Campbell Barton authored
Some files needed to be changed manually.
Campbell Barton authoredSome files needed to be changed manually.
add_mesh_gemstones.py 15.57 KiB
# SPDX-License-Identifier: GPL-2.0-or-later
# Author: Pontiac, Fourmadmen, Dreampainter
import bpy
from bpy.types import Operator
from mathutils import (
Vector,
Quaternion,
)
from math import cos, sin, pi
from bpy.props import (
FloatProperty,
IntProperty,
BoolProperty,
StringProperty,
)
from bpy_extras import object_utils
# Create a new mesh (object) from verts/edges/faces.
# verts/edges/faces ... List of vertices/edges/faces for the
# new mesh (as used in from_pydata)
# name ... Name of the new mesh (& object)
def create_mesh_object(context, self, verts, edges, faces, name):
# Create new mesh
mesh = bpy.data.meshes.new(name)
# Make a mesh from a list of verts/edges/faces.
mesh.from_pydata(verts, edges, faces)
# Update mesh geometry after adding stuff.
mesh.update()
from bpy_extras import object_utils
return object_utils.object_data_add(context, mesh, operator=self)
# A very simple "bridge" tool.
def createFaces(vertIdx1, vertIdx2, closed=False, flipped=False):
faces = []
if not vertIdx1 or not vertIdx2:
return None
if len(vertIdx1) < 2 and len(vertIdx2) < 2:
return None
fan = False
if (len(vertIdx1) != len(vertIdx2)):
if (len(vertIdx1) == 1 and len(vertIdx2) > 1):
fan = True
else:
return None
total = len(vertIdx2)
if closed:
# Bridge the start with the end
if flipped:
face = [
vertIdx1[0],
vertIdx2[0],
vertIdx2[total - 1]]
if not fan:
face.append(vertIdx1[total - 1])
faces.append(face)
else:
face = [vertIdx2[0], vertIdx1[0]]
if not fan:
face.append(vertIdx1[total - 1])
face.append(vertIdx2[total - 1])
faces.append(face)
# Bridge the rest of the faces
for num in range(total - 1):
if flipped:
if fan:
face = [vertIdx2[num], vertIdx1[0], vertIdx2[num + 1]]
else:
face = [vertIdx2[num], vertIdx1[num],
vertIdx1[num + 1], vertIdx2[num + 1]]
faces.append(face)
else:
if fan:
face = [vertIdx1[0], vertIdx2[num], vertIdx2[num + 1]]
else:
face = [vertIdx1[num], vertIdx2[num],
vertIdx2[num + 1], vertIdx1[num + 1]]
faces.append(face)
return faces
# @todo Clean up vertex&face creation process a bit.
def add_gem(r1, r2, seg, h1, h2):
"""
r1 = pavilion radius
r2 = crown radius
seg = number of segments
h1 = pavilion height
h2 = crown height
Generates the vertices and faces of the gem
"""
verts = []
a = 2.0 * pi / seg # Angle between segments
offset = a / 2.0 # Middle between segments
r3 = ((r1 + r2) / 2.0) / cos(offset) # Middle of crown
r4 = (r1 / 2.0) / cos(offset) # Middle of pavilion
h3 = h2 / 2.0 # Middle of crown height
h4 = -h1 / 2.0 # Middle of pavilion height
# Tip
vert_tip = len(verts)
verts.append(Vector((0.0, 0.0, -h1)))
# Middle vertex of the flat side (crown)
vert_flat = len(verts)
verts.append(Vector((0.0, 0.0, h2)))
edgeloop_flat = []
for i in range(seg):
s1 = sin(i * a)
s2 = sin(offset + i * a)
c1 = cos(i * a)
c2 = cos(offset + i * a)
verts.append((r4 * s1, r4 * c1, h4)) # Middle of pavilion
verts.append((r1 * s2, r1 * c2, 0.0)) # Pavilion
verts.append((r3 * s1, r3 * c1, h3)) # Middle crown
edgeloop_flat.append(len(verts))
verts.append((r2 * s2, r2 * c2, h2)) # Crown
faces = []
for index in range(seg):
i = index * 4
j = ((index + 1) % seg) * 4
faces.append([j + 2, vert_tip, i + 2, i + 3]) # Tip -> Middle of pav
faces.append([j + 2, i + 3, j + 3]) # Middle of pav -> pav
faces.append([j + 3, i + 3, j + 4]) # Pav -> Middle crown
faces.append([j + 4, i + 3, i + 4, i + 5]) # Crown quads
faces.append([j + 4, i + 5, j + 5]) # Middle crown -> crown
faces_flat = createFaces([vert_flat], edgeloop_flat, closed=True, flipped=True)
faces.extend(faces_flat)
return verts, faces
def add_diamond(segments, girdle_radius, table_radius,
crown_height, pavilion_height):
PI_2 = pi * 2.0
z_axis = (0.0, 0.0, -1.0)
verts = []
faces = []
height_flat = crown_height
height_middle = 0.0
height_tip = -pavilion_height
# Middle vertex of the flat side (crown)
vert_flat = len(verts)
verts.append(Vector((0.0, 0.0, height_flat)))
# Tip
vert_tip = len(verts)
verts.append(Vector((0.0, 0.0, height_tip)))
verts_flat = []
verts_girdle = []
for index in range(segments):
quat = Quaternion(z_axis, (index / segments) * PI_2)
# angle = PI_2 * index / segments # UNUSED
# Row for flat side
verts_flat.append(len(verts))
vec = quat @ Vector((table_radius, 0.0, height_flat))
verts.append(vec)
# Row for the middle/girdle
verts_girdle.append(len(verts))
vec = quat @ Vector((girdle_radius, 0.0, height_middle))
verts.append(vec)
# Flat face
faces_flat = createFaces([vert_flat], verts_flat, closed=True,
flipped=True)
# Side face
faces_side = createFaces(verts_girdle, verts_flat, closed=True)
# Tip faces
faces_tip = createFaces([vert_tip], verts_girdle, closed=True)
faces.extend(faces_tip)
faces.extend(faces_side)
faces.extend(faces_flat)
return verts, faces
class AddDiamond(Operator, object_utils.AddObjectHelper):
bl_idname = "mesh.primitive_diamond_add"
bl_label = "Add Diamond"
bl_description = "Construct a diamond mesh"
bl_options = {'REGISTER', 'UNDO', 'PRESET'}
Diamond : BoolProperty(name = "Diamond",
default = True,
description = "Diamond")
#### change properties
name : StringProperty(name = "Name",
description = "Name")
change : BoolProperty(name = "Change",
default = False,
description = "change Diamond")
segments: IntProperty(
name="Segments",
description="Number of segments for the diamond",
min=3,
max=256,
default=32
)
girdle_radius: FloatProperty(
name="Girdle Radius",
description="Girdle radius of the diamond",
min=0.01,
max=9999.0,
default=1.0
)
table_radius: FloatProperty(
name="Table Radius",
description="Girdle radius of the diamond",
min=0.01,
max=9999.0,
default=0.6
)
crown_height: FloatProperty(
name="Crown Height",
description="Crown height of the diamond",
min=0.01,
max=9999.0,
default=0.35
)
pavilion_height: FloatProperty(
name="Pavilion Height",
description="Pavilion height of the diamond",
min=0.01,
max=9999.0,
default=0.8
)
def draw(self, context):
layout = self.layout
box = layout.box()
box.prop(self, "segments")
box.prop(self, "girdle_radius")
box.prop(self, "table_radius")
box.prop(self, "crown_height")
box.prop(self, "pavilion_height")
if self.change == False:
# generic transform props
box = layout.box()
box.prop(self, 'align', expand=True)
box.prop(self, 'location', expand=True)
box.prop(self, 'rotation', expand=True)
def execute(self, context):
# turn off 'Enter Edit Mode'
use_enter_edit_mode = bpy.context.preferences.edit.use_enter_edit_mode
bpy.context.preferences.edit.use_enter_edit_mode = False
if bpy.context.mode == "OBJECT":
if context.selected_objects != [] and context.active_object and \
(context.active_object.data is not None) and ('Diamond' in context.active_object.data.keys()) and \
(self.change == True):
obj = context.active_object
oldmesh = obj.data
oldmeshname = obj.data.name
verts, faces = add_diamond(self.segments,
self.girdle_radius,
self.table_radius,
self.crown_height,
self.pavilion_height)
mesh = bpy.data.meshes.new("TMP")
mesh.from_pydata(verts, [], faces)
mesh.update()
obj.data = mesh
for material in oldmesh.materials:
obj.data.materials.append(material)
bpy.data.meshes.remove(oldmesh)
obj.data.name = oldmeshname
else:
verts, faces = add_diamond(self.segments,
self.girdle_radius,
self.table_radius,
self.crown_height,
self.pavilion_height)
obj = create_mesh_object(context, self, verts, [], faces, "Diamond")
obj.data["Diamond"] = True
obj.data["change"] = False
for prm in DiamondParameters():
obj.data[prm] = getattr(self, prm)
if bpy.context.mode == "EDIT_MESH":
active_object = context.active_object
name_active_object = active_object.name
bpy.ops.object.mode_set(mode='OBJECT')
verts, faces = add_diamond(self.segments,
self.girdle_radius,
self.table_radius,
self.crown_height,
self.pavilion_height)
obj = create_mesh_object(context, self, verts, [], faces, "TMP")
obj.select_set(True)
active_object.select_set(True)
bpy.context.view_layer.objects.active = active_object
bpy.ops.object.join()
context.active_object.name = name_active_object
bpy.ops.object.mode_set(mode='EDIT')
if use_enter_edit_mode:
bpy.ops.object.mode_set(mode = 'EDIT')
# restore pre operator state
bpy.context.preferences.edit.use_enter_edit_mode = use_enter_edit_mode
return {'FINISHED'}
def DiamondParameters():
DiamondParameters = [
"segments",
"girdle_radius",
"table_radius",
"crown_height",
"pavilion_height",
]
return DiamondParameters
class AddGem(Operator, object_utils.AddObjectHelper):
bl_idname = "mesh.primitive_gem_add"
bl_label = "Add Gem"
bl_description = "Construct an offset faceted gem mesh"
bl_options = {'REGISTER', 'UNDO', 'PRESET'}
Gem : BoolProperty(name = "Gem",
default = True,
description = "Gem")
#### change properties
name : StringProperty(name = "Name",
description = "Name")
change : BoolProperty(name = "Change",
default = False,
description = "change Gem")
segments: IntProperty(
name="Segments",
description="Longitudial segmentation",
min=3,
max=265,
default=8
)
pavilion_radius: FloatProperty(
name="Radius",
description="Radius of the gem",
min=0.01,
max=9999.0,
default=1.0
)
crown_radius: FloatProperty(
name="Table Radius",
description="Radius of the table(top)",
min=0.01,
max=9999.0,
default=0.6
)
crown_height: FloatProperty(
name="Table height",
description="Height of the top half",
min=0.01,
max=9999.0,
default=0.35
)
pavilion_height: FloatProperty(
name="Pavilion height",
description="Height of bottom half",
min=0.01,
max=9999.0,
default=0.8
)
def draw(self, context):
layout = self.layout
box = layout.box()
box.prop(self, "segments")
box.prop(self, "pavilion_radius")
box.prop(self, "crown_radius")
box.prop(self, "crown_height")
box.prop(self, "pavilion_height")
if self.change == False:
# generic transform props
box = layout.box()
box.prop(self, 'align', expand=True)
box.prop(self, 'location', expand=True)
box.prop(self, 'rotation', expand=True)
def execute(self, context):
# turn off 'Enter Edit Mode'
use_enter_edit_mode = bpy.context.preferences.edit.use_enter_edit_mode
bpy.context.preferences.edit.use_enter_edit_mode = False
if bpy.context.mode == "OBJECT":
if context.selected_objects != [] and context.active_object and \
(context.active_object.data is not None) and ('Gem' in context.active_object.data.keys()) and \
(self.change == True):
obj = context.active_object
oldmesh = obj.data
oldmeshname = obj.data.name
verts, faces = add_gem(
self.pavilion_radius,
self.crown_radius,
self.segments,
self.pavilion_height,
self.crown_height)
mesh = bpy.data.meshes.new("TMP")
mesh.from_pydata(verts, [], faces)
mesh.update()
obj.data = mesh
for material in oldmesh.materials:
obj.data.materials.append(material)
bpy.data.meshes.remove(oldmesh)
obj.data.name = oldmeshname
else:
verts, faces = add_gem(
self.pavilion_radius,
self.crown_radius,
self.segments,
self.pavilion_height,
self.crown_height)
obj = create_mesh_object(context, self, verts, [], faces, "Gem")
obj.data["Gem"] = True
obj.data["change"] = False
for prm in GemParameters():
obj.data[prm] = getattr(self, prm)
if bpy.context.mode == "EDIT_MESH":
active_object = context.active_object
name_active_object = active_object.name
bpy.ops.object.mode_set(mode='OBJECT')
verts, faces = add_gem(
self.pavilion_radius,
self.crown_radius,
self.segments,
self.pavilion_height,
self.crown_height)
obj = create_mesh_object(context, self, verts, [], faces, "TMP")
obj.select_set(True)
active_object.select_set(True)
bpy.context.view_layer.objects.active = active_object
bpy.ops.object.join()
context.active_object.name = name_active_object
bpy.ops.object.mode_set(mode='EDIT')
if use_enter_edit_mode:
bpy.ops.object.mode_set(mode = 'EDIT')
# restore pre operator state
bpy.context.preferences.edit.use_enter_edit_mode = use_enter_edit_mode
return {'FINISHED'}
def GemParameters():
GemParameters = [
"segments",
"pavilion_radius",
"crown_radius",
"crown_height",
"pavilion_height",
]
return GemParameters