def execute(self, context):
SurfList = []
scene = context.scene
print("Transfert UV start")
for item in context.object.IsoSurf:
if item.active == True:
if item.obj != '':
if item.psys != '':
SurfList.append([item.obj, item.psys])
for obj, psys in SurfList:
if bpy.data.objects[obj].data.uv_layers.active == None:
print(" ... local UV transfert from:", obj, psys)
bpy.data.objects[obj].particle_systems[psys].settings['IsoLocalUV'] = [0.0] * len(bpy.data.objects[obj].particle_systems[psys].particles) * 3
bpy.data.objects[obj].particle_systems[psys].particles.foreach_get("location", bpy.data.objects[obj].particle_systems[psys].settings['IsoLocalUV'])
else:
object = bpy.data.objects[obj]
print(' ...start bake uv from:', obj, psys)
obdata = object.data.copy()
object2 = bpy.data.objects.new(name="mol_uv_temp", object_data=obdata)
object2.matrix_world = object.matrix_world
context.scene.objects.link(object2)
mod = object2.modifiers.new("tri_for_uv", "TRIANGULATE")
mod.quad_method = "BEAUTY"
mod.ngon_method = "BEAUTY"
newmesh = object2.to_mesh(bpy.context.scene, True, "RENDER", True, False)
object2.data = newmesh
context.scene.update()
"""
oldmesh = object.data
newmesh = object.data.copy()
object.data = newmesh
mod = object.modifiers.new("tri_for_uv","TRIANGULATE")
mod.use_beauty = False
bpy.ops.object.modifier_apply(apply_as='DATA', modifier=mod.name)
"""
# print('-------------start------------')
attr = []
for par in object.particle_systems[psys].particles:
parloc = (par.location * object2.matrix_world) - object2.location
point = object2.closest_point_on_mesh(parloc)
# print('closest:',par.location,point[0],point[2])
vindex1 = object2.data.polygons[point[3]].vertices[0]
vindex2 = object2.data.polygons[point[3]].vertices[1]
vindex3 = object2.data.polygons[point[3]].vertices[2]
v1 = (object2.matrix_world * object2.data.vertices[vindex1].co).to_tuple()
v2 = (object2.matrix_world * object2.data.vertices[vindex2].co).to_tuple()
v3 = (object2.matrix_world * object2.data.vertices[vindex3].co).to_tuple()
uvindex1 = object2.data.polygons[point[3]].loop_start + 0
uvindex2 = object2.data.polygons[point[3]].loop_start + 1
uvindex3 = object2.data.polygons[point[3]].loop_start + 2
uv1 = object2.data.uv_layers.active.data[uvindex1].uv.to_3d()
uv2 = object2.data.uv_layers.active.data[uvindex2].uv.to_3d()
uv3 = object2.data.uv_layers.active.data[uvindex3].uv.to_3d()
# print(vertices1.co,vertices2.co,vertices3.co)
# print(uv1,uv2,uv3)
p = object2.matrix_world * point[1]
v1 = Vector(v1)
v2 = Vector(v2)
v3 = Vector(v3)
uv1 = Vector(uv1)
uv2 = Vector(uv2)
uv3 = Vector(uv3)
# print(a,b,c,uv1,uv2,uv3,p)
newuv = barycentric(p, v1, v2, v3, uv1, uv2, uv3)
#print('New UVs:',newuv)
parloc = par.location * object2.matrix_world
dist = (Vector((parloc[0] - p[0], parloc[1] - p[1], parloc[2] - p[2]))).length
newuv[2] = dist
newuv = newuv.to_tuple()
attr.append(newuv[0])
attr.append(newuv[1])
attr.append(newuv[2])
#par.angular_velocity = newuv
object.particle_systems[psys].settings['IsoLocalUV'] = attr
scene.objects.unlink(object2)
bpy.data.objects.remove(object2)
bpy.data.meshes.remove(newmesh)
print("Transfert UV end")
return {'FINISHED'}
def execute(self, context):
scene = context.scene
obj = get_object(context, context.object)
scene.mol_objuvbake = obj.name
scene.mol_psysuvbake = obj.particle_systems.active.name
if not obj.data.uv_layers.active:
return {'FINISHED'}
print(' start bake uv from:', obj.name)
obdata = obj.data.copy()
object2 = bpy.data.objects.new(name="mol_uv_temp", object_data=obdata)
object2.matrix_world = obj.matrix_world
if is_blender_28():
context.scene.collection.objects.link(object2)
else:
context.scene.objects.link(object2)
mod = object2.modifiers.new("tri_for_uv", "TRIANGULATE")
mod.ngon_method = 'BEAUTY'
mod.quad_method = 'BEAUTY'
if is_blender_28():
depsgraph = bpy.context.evaluated_depsgraph_get()
newmesh = object2.to_mesh(True, depsgraph)
else:
newmesh = object2.to_mesh(context.scene, True, "RENDER", True,
False)
object2.data = newmesh
context.scene.update()
psys = obj.particle_systems[scene.mol_psysuvbake]
for par in psys.particles:
if is_blender_28():
parloc = (
par.location @ object2.matrix_world) - object2.location
else:
parloc = (par.location *
object2.matrix_world) - object2.location
point = object2.closest_point_on_mesh(parloc)
vindex1 = object2.data.polygons[point[3]].vertices[0]
vindex2 = object2.data.polygons[point[3]].vertices[1]
vindex3 = object2.data.polygons[point[3]].vertices[2]
if is_blender_28():
v1 = (object2.matrix_world
@ object2.data.vertices[vindex1].co).to_tuple()
v2 = (object2.matrix_world
@ object2.data.vertices[vindex2].co).to_tuple()
v3 = (object2.matrix_world
@ object2.data.vertices[vindex3].co).to_tuple()
else:
v1 = (object2.matrix_world *
object2.data.vertices[vindex1].co).to_tuple()
v2 = (object2.matrix_world *
object2.data.vertices[vindex2].co).to_tuple()
v3 = (object2.matrix_world *
object2.data.vertices[vindex3].co).to_tuple()
uvindex1 = object2.data.polygons[point[3]].loop_start + 0
uvindex2 = object2.data.polygons[point[3]].loop_start + 1
uvindex3 = object2.data.polygons[point[3]].loop_start + 2
uv1 = object2.data.uv_layers.active.data[uvindex1].uv.to_3d()
uv2 = object2.data.uv_layers.active.data[uvindex2].uv.to_3d()
uv3 = object2.data.uv_layers.active.data[uvindex3].uv.to_3d()
if is_blender_28():
p = object2.matrix_world @ point[1]
else:
p = object2.matrix_world * point[1]
v1 = Vector(v1)
v2 = Vector(v2)
v3 = Vector(v3)
uv1 = Vector(uv1)
uv2 = Vector(uv2)
uv3 = Vector(uv3)
newuv = barycentric(p, v1, v2, v3, uv1, uv2, uv3)
if is_blender_28():
parloc = par.location @ object2.matrix_world
else:
parloc = par.location * object2.matrix_world
dist = (Vector(
(parloc[0] - p[0], parloc[1] - p[1], parloc[2] - p[2]))).length
newuv[2] = dist
newuv = newuv.to_tuple()
par.angular_velocity = newuv
if is_blender_28():
scene.collection.objects.unlink(object2)
else:
scene.objects.unlink(object2)
bpy.data.objects.remove(object2)
bpy.data.meshes.remove(newmesh)
bpy.data.meshes.remove(obdata)
print(' uv baked on:', psys.settings.name)
return {'FINISHED'}
def execute(self, context):
global mol_substep
global mol_old_endframe
global mol_exportdata
global mol_report
global mol_minsize
global mol_newlink
global mol_deadlink
global mol_totallink
global mol_totaldeadlink
global mol_simrun
global mol_timeremain
global mol_objuvbake
global mol_psysuvbake
scene = context.scene
object = mol_objuvbake
print(' start bake uv from:', object.name)
#object2 = object.copy()
obdata = object.data.copy()
object2 = bpy.data.objects.new(name="mol_uv_temp", object_data=obdata)
object2.matrix_world = object.matrix_world
context.scene.objects.link(object2)
mod = object2.modifiers.new("tri_for_uv", "TRIANGULATE")
mod.use_beauty = False
newmesh = object2.to_mesh(bpy.context.scene, True, "RENDER", True,
False)
object2.data = newmesh
context.scene.update()
"""
oldmesh = object.data
newmesh = object.data.copy()
object.data = newmesh
mod = object.modifiers.new("tri_for_uv","TRIANGULATE")
mod.use_beauty = False
bpy.ops.object.modifier_apply(apply_as='DATA', modifier=mod.name)
"""
psys = mol_psysuvbake
#print('-------------start------------')
for par in psys.particles:
parloc = (par.location * object2.matrix_world) - object2.location
point = object2.closest_point_on_mesh(parloc)
#print('closest:',par.location,point[0],point[2])
vindex1 = object2.data.polygons[point[2]].vertices[0]
vindex2 = object2.data.polygons[point[2]].vertices[1]
vindex3 = object2.data.polygons[point[2]].vertices[2]
v1 = (object2.matrix_world *
object2.data.vertices[vindex1].co).to_tuple()
v2 = (object2.matrix_world *
object2.data.vertices[vindex2].co).to_tuple()
v3 = (object2.matrix_world *
object2.data.vertices[vindex3].co).to_tuple()
uvindex1 = object2.data.polygons[point[2]].loop_start + 0
uvindex2 = object2.data.polygons[point[2]].loop_start + 1
uvindex3 = object2.data.polygons[point[2]].loop_start + 2
uv1 = object2.data.uv_layers.active.data[uvindex1].uv.to_3d()
uv2 = object2.data.uv_layers.active.data[uvindex2].uv.to_3d()
uv3 = object2.data.uv_layers.active.data[uvindex3].uv.to_3d()
#print(vertices1.co,vertices2.co,vertices3.co)
#print(uv1,uv2,uv3)
p = object2.matrix_world * point[0]
v1 = Vector(v1)
v2 = Vector(v2)
v3 = Vector(v3)
uv1 = Vector(uv1)
uv2 = Vector(uv2)
uv3 = Vector(uv3)
#print(a,b,c,uv1,uv2,uv3,p)
newuv = barycentric(p, v1, v2, v3, uv1, uv2, uv3)
#print('New UVs:',newuv)
parloc = par.location * object2.matrix_world
dist = (Vector(
(parloc[0] - p[0], parloc[1] - p[1], parloc[2] - p[2]))).length
newuv[2] = dist
newuv = newuv.to_tuple()
par.angular_velocity = newuv
scene.objects.unlink(object2)
bpy.data.objects.remove(object2)
bpy.data.meshes.remove(newmesh)
print(' uv baked on:', psys.settings.name)
return {'FINISHED'}
def execute(self, context):
global mol_substep
global mol_old_endframe
global mol_exportdata
global mol_report
global mol_minsize
global mol_newlink
global mol_deadlink
global mol_totallink
global mol_totaldeadlink
global mol_simrun
global mol_timeremain
global mol_objuvbake
global mol_psysuvbake
scene = context.scene
object = mol_objuvbake
print(' start bake uv from:', object.name)
#object2 = object.copy()
obdata = object.data.copy()
object2 = bpy.data.objects.new(name="mol_uv_temp", object_data=obdata)
object2.matrix_world = object.matrix_world
context.scene.objects.link(object2)
mod = object2.modifiers.new("tri_for_uv", "TRIANGULATE")
mod.use_beauty = False
newmesh = object2.to_mesh(bpy.context.scene, True, "RENDER", True, False)
object2.data = newmesh
context.scene.update()
"""
oldmesh = object.data
newmesh = object.data.copy()
object.data = newmesh
mod = object.modifiers.new("tri_for_uv","TRIANGULATE")
mod.use_beauty = False
bpy.ops.object.modifier_apply(apply_as='DATA', modifier=mod.name)
"""
psys = mol_psysuvbake
# print('-------------start------------')
for par in psys.particles:
parloc = (par.location * object2.matrix_world) - object2.location
point = object2.closest_point_on_mesh(parloc)
# print('closest:',par.location,point[0],point[2])
vindex1 = object2.data.polygons[point[2]].vertices[0]
vindex2 = object2.data.polygons[point[2]].vertices[1]
vindex3 = object2.data.polygons[point[2]].vertices[2]
v1 = (object2.matrix_world * object2.data.vertices[vindex1].co).to_tuple()
v2 = (object2.matrix_world * object2.data.vertices[vindex2].co).to_tuple()
v3 = (object2.matrix_world * object2.data.vertices[vindex3].co).to_tuple()
uvindex1 = object2.data.polygons[point[2]].loop_start + 0
uvindex2 = object2.data.polygons[point[2]].loop_start + 1
uvindex3 = object2.data.polygons[point[2]].loop_start + 2
uv1 = object2.data.uv_layers.active.data[uvindex1].uv.to_3d()
uv2 = object2.data.uv_layers.active.data[uvindex2].uv.to_3d()
uv3 = object2.data.uv_layers.active.data[uvindex3].uv.to_3d()
# print(vertices1.co,vertices2.co,vertices3.co)
# print(uv1,uv2,uv3)
p = object2.matrix_world * point[0]
v1 = Vector(v1)
v2 = Vector(v2)
v3 = Vector(v3)
uv1 = Vector(uv1)
uv2 = Vector(uv2)
uv3 = Vector(uv3)
# print(a,b,c,uv1,uv2,uv3,p)
newuv = barycentric(p, v1, v2, v3, uv1, uv2, uv3)
#print('New UVs:',newuv)
parloc = par.location * object2.matrix_world
dist = (Vector((parloc[0] - p[0], parloc[1] - p[1], parloc[2] - p[2]))).length
newuv[2] = dist
newuv = newuv.to_tuple()
par.angular_velocity = newuv
scene.objects.unlink(object2)
bpy.data.objects.remove(object2)
bpy.data.meshes.remove(newmesh)
print(' uv baked on:', psys.settings.name)
return {'FINISHED'}
def execute(self, context):
SurfList = []
scene = context.scene
print("Transfert UV start")
for item in context.object.IsoSurf:
if item.active == True:
if item.obj != '':
if item.psys != '':
SurfList.append([item.obj, item.psys])
for obj, psys in SurfList:
if bpy.data.objects[obj].data.uv_layers.active == None:
print(" ... local UV transfert from:", obj, psys)
bpy.data.objects[obj].particle_systems[psys].settings[
'IsoLocalUV'] = [0.0] * len(
bpy.data.objects[obj].particle_systems[psys].particles
) * 3
bpy.data.objects[obj].particle_systems[
psys].particles.foreach_get(
"location", bpy.data.objects[obj].
particle_systems[psys].settings['IsoLocalUV'])
else:
object = bpy.data.objects[obj]
print(' ...start bake uv from:', obj, psys)
obdata = object.data.copy()
object2 = bpy.data.objects.new(name="mol_uv_temp",
object_data=obdata)
object2.matrix_world = object.matrix_world
context.scene.objects.link(object2)
mod = object2.modifiers.new("tri_for_uv", "TRIANGULATE")
mod.quad_method = "BEAUTY"
mod.ngon_method = "BEAUTY"
newmesh = object2.to_mesh(bpy.context.scene, True, "RENDER",
True, False)
object2.data = newmesh
context.scene.update()
"""
oldmesh = object.data
newmesh = object.data.copy()
object.data = newmesh
mod = object.modifiers.new("tri_for_uv","TRIANGULATE")
mod.use_beauty = False
bpy.ops.object.modifier_apply(apply_as='DATA', modifier=mod.name)
"""
# print('-------------start------------')
attr = []
for par in object.particle_systems[psys].particles:
parloc = (par.location *
object2.matrix_world) - object2.location
point = object2.closest_point_on_mesh(parloc)
# print('closest:',par.location,point[0],point[2])
vindex1 = object2.data.polygons[point[3]].vertices[0]
vindex2 = object2.data.polygons[point[3]].vertices[1]
vindex3 = object2.data.polygons[point[3]].vertices[2]
v1 = (object2.matrix_world *
object2.data.vertices[vindex1].co).to_tuple()
v2 = (object2.matrix_world *
object2.data.vertices[vindex2].co).to_tuple()
v3 = (object2.matrix_world *
object2.data.vertices[vindex3].co).to_tuple()
uvindex1 = object2.data.polygons[point[3]].loop_start + 0
uvindex2 = object2.data.polygons[point[3]].loop_start + 1
uvindex3 = object2.data.polygons[point[3]].loop_start + 2
uv1 = object2.data.uv_layers.active.data[
uvindex1].uv.to_3d()
uv2 = object2.data.uv_layers.active.data[
uvindex2].uv.to_3d()
uv3 = object2.data.uv_layers.active.data[
uvindex3].uv.to_3d()
# print(vertices1.co,vertices2.co,vertices3.co)
# print(uv1,uv2,uv3)
p = object2.matrix_world * point[1]
v1 = Vector(v1)
v2 = Vector(v2)
v3 = Vector(v3)
uv1 = Vector(uv1)
uv2 = Vector(uv2)
uv3 = Vector(uv3)
# print(a,b,c,uv1,uv2,uv3,p)
newuv = barycentric(p, v1, v2, v3, uv1, uv2, uv3)
#print('New UVs:',newuv)
parloc = par.location * object2.matrix_world
dist = (Vector((parloc[0] - p[0], parloc[1] - p[1],
parloc[2] - p[2]))).length
newuv[2] = dist
newuv = newuv.to_tuple()
attr.append(newuv[0])
attr.append(newuv[1])
attr.append(newuv[2])
#par.angular_velocity = newuv
object.particle_systems[psys].settings['IsoLocalUV'] = attr
scene.objects.unlink(object2)
bpy.data.objects.remove(object2)
bpy.data.meshes.remove(newmesh)
print("Transfert UV end")
return {'FINISHED'}
def execute(self, context):
scene = context.scene
#dont use rotation data here from cache, only for render mode
psys_orig = context.object.particle_systems.active
psys_orig.settings.use_rotations = False
obj = get_object(context, context.object)
scene.mol_objuvbake = obj.name
scene.mol_psysuvbake = obj.particle_systems.active.name
if not obj.data.uv_layers.active:
return {'FINISHED'}
print(' start bake uv from:', obj.name)
obdata = obj.data.copy()
obj2 = bpy.data.objects.new(name="mol_uv_temp", object_data=obdata)
obj2.matrix_world = obj.matrix_world
context.scene.collection.objects.link(obj2)
mod = obj2.modifiers.new("tri_for_uv", "TRIANGULATE")
mod.ngon_method = 'BEAUTY'
mod.quad_method = 'BEAUTY'
ctx = bpy.context.copy()
ctx["object"] = obj2
bpy.ops.object.modifier_apply(ctx, modifier=mod.name)
context.view_layer.update()
psys = obj.particle_systems[scene.mol_psysuvbake]
par_uv = []
me = obj2.data
for par in psys.particles:
parloc = (par.location @ obj2.matrix_world) - obj2.location
point = obj2.closest_point_on_mesh(parloc)
vindex1 = me.polygons[point[3]].vertices[0]
vindex2 = me.polygons[point[3]].vertices[1]
vindex3 = me.polygons[point[3]].vertices[2]
v1 = (obj2.matrix_world @ me.vertices[vindex1].co).to_tuple()
v2 = (obj2.matrix_world @ me.vertices[vindex2].co).to_tuple()
v3 = (obj2.matrix_world @ me.vertices[vindex3].co).to_tuple()
uvindex1 = me.polygons[point[3]].loop_start + 0
uvindex2 = me.polygons[point[3]].loop_start + 1
uvindex3 = me.polygons[point[3]].loop_start + 2
uv1 = me.uv_layers.active.data[uvindex1].uv.to_3d()
uv2 = me.uv_layers.active.data[uvindex2].uv.to_3d()
uv3 = me.uv_layers.active.data[uvindex3].uv.to_3d()
p = obj2.matrix_world @ point[1]
v1 = Vector(v1)
v2 = Vector(v2)
v3 = Vector(v3)
uv1 = Vector(uv1)
uv2 = Vector(uv2)
uv3 = Vector(uv3)
newuv = barycentric(p, v1, v2, v3, uv1, uv2, uv3)
parloc = par.location @ obj2.matrix_world
dist = (Vector(
(parloc[0] - p[0], parloc[1] - p[1], parloc[2] - p[2]))).length
newuv[2] = dist
newuv = newuv.to_tuple()
par.angular_velocity = newuv
par_uv.append(newuv)
scene.collection.objects.unlink(obj2)
bpy.data.objects.remove(obj2)
bpy.data.meshes.remove(obdata)
print(' uv baked on:', psys.settings.name)
context.object["par_uv"] = par_uv
return {'FINISHED'}