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EnlivenMinetest
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Fix Blender script bugs; conform to PEP8

master
poikilos 5 years ago
committed by Jacob Gustafson
parent
8aff3c7397
commit
9919ca00d5
2 changed files with 66 additions and 63 deletions
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  1. 37
      utilities/blender/generate_Empty_at_each_vertex.py
  2. 88
      utilities/blender/generate_lua_collisionbox.py

37
utilities/blender/generate_Empty_at_each_vertex.py
View File

@ -1,12 +1,13 @@
print("How to use: paste into a Blender Text Editor panel, select object, Run Script") print("How to use: paste into a Blender Text Editor panel, select"
" object, Run Script")
y_up = True y_up = True
enable_minetest = True enable_minetest = True
import bpy import bpy
#from mathutils import Matrix # from mathutils import Matrix
from mathutils import Vector from mathutils import Vector
#from mathutils import Euler # from mathutils import Euler
class MessageBox(bpy.types.Operator): class MessageBox(bpy.types.Operator):
bl_idname = "message.messagebox" bl_idname = "message.messagebox"
@ -23,13 +24,14 @@ class MessageBox(bpy.types.Operator):
return {'FINISHED'} return {'FINISHED'}
def invoke(self, context, event): def invoke(self, context, event):
return context.window_manager.invoke_props_dialog(self, width = 400) return context.window_manager.invoke_props_dialog(self,
width=400)
def draw(self, context): def draw(self, context):
self.layout.label(self.message) self.layout.label(self.message)
self.layout.label("") self.layout.label("")
#col = self.layout.column(align = True) # col = self.layout.column(align = True)
#col.prop(context.scene, "my_string_prop") # col.prop(context.scene, "my_string_prop")
ob1 = None ob1 = None
@ -49,9 +51,9 @@ if ob1 is None:
else: else:
loc1 = ob1.location loc1 = ob1.location
#loc1 = ob1.matrix_world.translation # loc1 = ob1.matrix_world.translation
#see https://blender.stackexchange.com/questions/6139/how-to-iterate-through-all-vertices-of-an-object-that-contains-multiple-meshes # See https://blender.stackexchange.com/questions/6139/how-to-iterate-through-all-vertices-of-an-object-that-contains-multiple-meshes
mesh = ob1.data mesh = ob1.data
# print("mesh:" + str(mesh)) # print("mesh:" + str(mesh))
# print("hasattr(mesh, 'vertices'):" + str(hasattr(mesh, 'vertices')))] # print("hasattr(mesh, 'vertices'):" + str(hasattr(mesh, 'vertices')))]
@ -70,19 +72,26 @@ else:
newNamePrefix = "Empty.from." + ob1.name newNamePrefix = "Empty.from." + ob1.name
i = 0 i = 0
for vert in mesh.vertices: for vert in mesh.vertices:
newName = newNamePrefix + "." + str(i) name = newNamePrefix + "." + str(i)
# This matrix multiplication is NOT transitive. # This matrix multiplication is NOT transitive.
try: try:
loc = wm @ vert.co loc = wm @ vert.co
except TypeError: except TypeError:
loc = wm * vert.co # Blender <2.8 loc = wm * vert.co # Blender <2.8
bpy.ops.object.add(type = 'EMPTY', radius = .25, location = loc);
bpy.context.active_object.name = newName
# NOTE: add only returns {'FINISHED'}
# See also vert.co.x (and y and z) # See also vert.co.x (and y and z)
bpy.ops.object.add(type='EMPTY', radius=.25, location=loc);
bpy.context.active_object.name = name
# add_named doesn't work this way--how is unknown: # Also consider sambler's answer at
# bpy.ops.object.add_named(name = "Empty" + ob1.name, type = 'EMPTY', radius = .25, location = loc) # <https://blender.stackexchange.com/a/45102/12998>:
# new_obj = bpy.data.objects.new(name, None) # , 'EMPTY')??
# new_obj.location = (x,y,z)
# bpy.context.scene.objects.link(new_obj) # add to scene
# The add_named code below doesn't work:
# bpy.ops.object.add_named(name="Empty" + ob1.name,
# type='EMPTY', radius=.25,
# location=loc)
i += 1 i += 1
# bpy.ops.message.messagebox('INVOKE_DEFAULT', message = msg) # bpy.ops.message.messagebox('INVOKE_DEFAULT', message = msg)

88
utilities/blender/generate_lua_collisionbox.py
View File

@ -1,13 +1,14 @@
print("How to use: paste into a Blender Text Editor panel, select object, Run Script") print("How to use: paste into a Blender Text Editor panel, select"
" object, Run Script")
y_up = True y_up = True
enable_minetest = False enable_minetest = False
import bpy import bpy
#from mathutils import Matrix # from mathutils import Matrix
from mathutils import Vector from mathutils import Vector
#from mathutils import Euler # from mathutils import Euler
ob1 = None ob1 = None
try: try:
@ -32,13 +33,14 @@ class MessageBox(bpy.types.Operator):
return {'FINISHED'} return {'FINISHED'}
def invoke(self, context, event): def invoke(self, context, event):
return context.window_manager.invoke_props_dialog(self, width = 400) return context.window_manager.invoke_props_dialog(self,
width=400)
def draw(self, context): def draw(self, context):
self.layout.label(self.message) self.layout.label(self.message)
self.layout.label("") self.layout.label("")
#col = self.layout.column(align = True) # col = self.layout.column(align = True)
#col.prop(context.scene, "my_string_prop") # col.prop(context.scene, "my_string_prop")
bpy.utils.register_class(MessageBox) bpy.utils.register_class(MessageBox)
@ -56,32 +58,24 @@ if (mesh is not None) and (not hasattr(mesh, 'vertices')):
msg = "Collision box for armatures cannot be calculated." msg = "Collision box for armatures cannot be calculated."
bpy.ops.message.messagebox('INVOKE_DEFAULT', message = msg) bpy.ops.message.messagebox('INVOKE_DEFAULT', message = msg)
else: else:
#print(str(thisO)) # extents1 = ob1.dimensions.copy()
#extents1 = ob1.dimensions.copy()
#if (extents1.x == 0.0) and (extents1.y == 0.0) and (extents1.z == 0.0) and (ob1.scale.x > 0.0):
#extents1.x = extents1.x / 10.0
#extents1.y = extents1.y / 10.0
#extents1.z = extents1.z / 10.0
obj1Loc = ob1.location obj1Loc = ob1.location
#obj1Loc = ob1.matrix_world.translation
#print(str(extents1))
#see https://blender.stackexchange.com/questions/8459/get-blender-x-y-z-and-bounding-box-with-script # See https://blender.stackexchange.com/questions/8459/get-blender-x-y-z-and-bounding-box-with-script
#bbox_corners = [ob1.matrix_world * Vector(corner) for corner in ob1.bound_box] # bbox_corners = [ob1.matrix_world * Vector(corner) for corner in ob1.bound_box]
# use ground as bottom (don't do this--it is not the Minetest way)
#use ground as bottom # if zMin < 0.0:
#if zMin < 0.0:
# yMax -= yMin # yMax -= yMin
# yMin = 0.0 # yMin = 0.0
#print( print(" collisionbox = {{{:.2f}, {:.2f}, {:.2f}, {:.2f}, {:.2f},"
# " collisionbox = {{{:.2f}, {:.2f}, {:.2f}, {:.2f}, {:.2f}, {:.2f}}}".format(xMin, yMin, zMin, xMax, yMax, zMax) " {:.2f}}}".format(xMin, yMin, zMin, xMax, yMax, zMax))
#)
#see https://blender.stackexchange.com/questions/6139/how-to-iterate-through-all-vertices-of-an-object-that-contains-multiple-meshes # See https://blender.stackexchange.com/questions/6139/how-to-iterate-through-all-vertices-of-an-object-that-contains-multiple-meshes
#print("mesh:" + str(mesh)) # print("mesh:" + str(mesh))
#print("hasattr(mesh, 'vertices'):" + str(hasattr(mesh, 'vertices')))] # print("hasattr(mesh, 'vertices'):"
# + str(hasattr(mesh, 'vertices')))]
xMin = None xMin = None
if mesh is not None: if mesh is not None:
xMin = None xMin = None
@ -112,20 +106,13 @@ else:
zMax = loc.z zMax = loc.z
# print(str(extents1)) # print(str(extents1))
# print("--by vertices (raw):") # print("--by vertices (raw):")
# print( print(" collisionbox = {{{:.2f}, {:.2f}, {:.2f}, {:.2f},"
# " collisionbox = {{{:.2f}, {:.2f}, {:.2f}, {:.2f}, {:.2f}, {:.2f}}}".format(xMin, yMin, zMin, xMax, yMax, zMax) " {:.2f}, {:.2f}}}".format(xMin, yMin, zMin, xMax, yMax,
#) zMax))
# use ob1.matrix_world instead of incrementing location.
# xMax += ob1.location.x
# xMin += ob1.location.x
# yMax += ob1.location.y
# yMin += ob1.location.y
# zMax += ob1.location.z
# zMin += ob1.location.z
# Use ob1.matrix_world (above) instead of incrementing
# ob1.location.x, y, and z
# print("--by vertices:")
newNamePrefix = "Empty.EDGE." + ob1.name newNamePrefix = "Empty.EDGE." + ob1.name
i = 0 i = 0
wm = ob1.matrix_world wm = ob1.matrix_world
@ -135,17 +122,21 @@ else:
loc = mat @ vert.co # NOT transitive loc = mat @ vert.co # NOT transitive
except TypeError: except TypeError:
loc = mat * vert.co # Blender <2.8 loc = mat * vert.co # Blender <2.8
isFar = True isFar = False
if loc.x == xMax or loc.y == yMax or loc.z == zMax: if loc.x == xMax or loc.y == yMax or loc.z == zMax:
isFar = True isFar = True
elif loc.x == xMin or loc.y == yMin or loc.z == zMin: elif loc.x == xMin or loc.y == yMin or loc.z == zMin:
isFar = True isFar = True
if isFar: if isFar:
# result = bpy.ops.object.add(type = 'EMPTY', radius = .25, location = loc); pass
# result = bpy.ops.object.add(type='EMPTY', radius=.25,
# location=loc);
# NOTE: result is merely {'FINISHED'} # NOTE: result is merely {'FINISHED'}
# print("{:.2f}, {:.2f}, {:.2f}".format(loc.x, loc.y, loc.z)) # print("{:.2f}, {:.2f}, {:.2f}".format(loc.x, loc.y,
# loc.z))
# bpy.ops.object.add_named(name = newName, type = 'EMPTY', radius = .25, location = loc) bpy.ops.object.add_named(name=newName, type='EMPTY',
radius=.25, location=loc)
i += 1 i += 1
else: else:
extents1 = ob1.scale.copy() extents1 = ob1.scale.copy()
@ -161,7 +152,7 @@ else:
zMax = obj1Loc.z + extents1.z / 2.0 zMax = obj1Loc.z + extents1.z / 2.0
msgSuffix = " (using Empty object's scale)" msgSuffix = " (using Empty object's scale)"
# print("--using empty object:") # print("--using empty object:")
#switch y and z for Minetest (y-up): # switch y and z for Minetest (y-up):
if enable_minetest: if enable_minetest:
xMin /= 10.0 xMin /= 10.0
xMax /= 10.0 xMax /= 10.0
@ -170,7 +161,8 @@ else:
zMin /= 10.0 zMin /= 10.0
zMax /= 10.0 zMax /= 10.0
msg = 'Size is not available. Make sure you have a mesh object selected.' msg = ('Size is not available. Make sure you have a mesh object'
' selected.')
if xMin is not None: if xMin is not None:
if y_up: if y_up:
@ -180,13 +172,15 @@ else:
tmp = yMax tmp = yMax
yMax = zMax yMax = zMax
zMax = tmp zMax = tmp
msg = " collisionbox = {{{:.2f}, {:.2f}, {:.2f}, {:.2f}, {:.2f}, {:.2f}}}".format(xMin, yMin, zMin, xMax, yMax, zMax) msg = (" collisionbox = {{{:.2f}, {:.2f}, {:.2f}, {:.2f},"
" {:.2f}, {:.2f}}}".format(xMin, yMin, zMin, xMax, yMax,
zMax))
msg += msgSuffix msg += msgSuffix
if enable_minetest: # if enable_minetest:
msg += " #*10" # msg += " -- *10"
print(msg) print(msg)
bpy.ops.message.messagebox('INVOKE_DEFAULT', message = msg) bpy.ops.message.messagebox('INVOKE_DEFAULT', message=msg)
# Unregistering before user clicks the MessageBox will crash Blender! # Unregistering before user clicks the MessageBox will crash Blender!
# bpy.utils.unregister_class(MessageBox) # bpy.utils.unregister_class(MessageBox)

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