fset.normal_factor = 1.0
fset.factor_random = 0.5
# Физика
fset.physics_type = 'NEWTON'
fset.mass = 0
# Установка всех эффекторных весов в ноль
ew = fset.effector_weights
ew.gravity = 0.0
# Не рендерить
fset.draw_method = 'DOT'
fset.render_type = 'NONE'
# -------------- Шар
ball = addSphere('Ball', 1.0, origin)
ball.data.materials.append(red)
# Система частиц
bpy.ops.object.particle_system_add()
react = ball.particle_systems[0]
react.name = 'React'
fset = react.settings
# Эмиссия
fset.name = 'TrailSettings'
fset.count = 50
fset.frame_start = 47
fset.frame_end = 57
fset.lifetime = 250
fset.emit_from = 'FACE'
fset.use_render_emitter = True
# Скорость
fset.normal_factor = 5.0
fset.factor_random = 2.5
# Физика
fset.physics_type = 'NEWTON'
fset.mass = 1.0
# Не рендерить
fset.draw_method = 'CROSS'
fset.render_type = 'NONE'
# Модификатор Explode
mod = ball.modifiers.new(name='Explode', type='EXPLODE')
mod.use_edge_cut = True
mod.show_unborn = True
mod.show_alive = True
mod.show_dead = True
mod.use_size = False
# ---- Скрытый пол с модификатором collision (столкновения)
hidden = addFloor('Hidden', origin+Vector((0,0,-3.9)), True)
mod = hidden.modifiers.new(name='Collision', type='COLLISION')
mset = mod.settings
mset.permeability = 0.01
mset.stickness = 0.1
mset.use_particle_kill = False
mset.damping_factor = 0.6
mset.damping_random = 0.2
mset.friction_factor = 0.3
mset.friction_random = 0.1
addFloor('Floor', Vector((0,0,-4)), False)
return
if __name__ == "__main__":
bpy.ops.object.select_all(action='SELECT')
bpy.ops.object.delete()
# Камера, освещение
bpy.ops.object.camera_add(
location = Vector((12,-12,4)),
rotation = Vector((70,0,45))*math.pi/180)
cam = bpy.context.object.data
cam.lens = 35
bpy.ops.object.lamp_add(type='POINT',
location = Vector((11,-7,6)))
bpy.ops.object.lamp_add(type='POINT',
location =Vector((-7,-10,2)))
run(Vector((0,0,0)))
Эта программа добавляет две системы частиц для огня и дыма. Частицы отображаются в виде билбордов с процедурными текстурами.
#---------------------------------------------------
# File fire.py
#---------------------------------------------------
import bpy, mathutils, math
from mathutils import Vector, Matrix
from math import pi
def createEmitter(origin):
bpy.ops.mesh.primitive_plane_add(location=origin)
emitter = bpy.context.object
bpy.ops.mesh.uv_texture_add()
return emitter
def createFire(emitter):
# Добавление первой системы частиц — огня
bpy.context.scene.objects.active = emitter
bpy.ops.object.particle_system_add()
fire = emitter.particle_systems[-1]
fire.name = 'Fire'
fset = fire.settings
# Эмиссия
fset.name = 'FireSettings'
fset.count = 100
fset.frame_start = 1
fset.frame_end = 200
fset.lifetime = 70
fset.lifetime_random = 0.2
fset.emit_from = 'FACE'
fset.use_render_emitter = False
fset.distribution = 'RAND'
fset.object_align_factor = (0,0,1)
# Скорость
fset.normal_factor = 0.55
fset.factor_random = 0.5
# Физика
fset.physics_type = 'NEWTON'
fset.mass = 1.0
fset.particle_size = 10.0
fset.use_multiply_size_mass = False
# Веса эффекторов
ew = fset.effector_weights
ew.gravity = 0.0 ew.wind = 1.0
# Отображение и рендер
fset.draw_percentage = 100
fset.draw_method = 'RENDER'
fset.material = 1
fset.particle_size = 0.3
fset.render_type = 'BILLBOARD'
fset.render_step = 3
# Дочерние частицы
fset.child_type = 'SIMPLE'
fset.rendered_child_count = 50
fset.child_radius = 1.1
fset.child_roundness = 0.5 return fire
def createSmoke(emitter):
# Добавление второй системы частиц — дыма
bpy.context.scene.objects.active = emitter
bpy.ops.object.particle_system_add()
smoke = emitter.particle_systems[-1]
smoke.name = 'Smoke' sset = smoke.settings
# Эмиссия
sset.name = 'FireSettings'
sset.count = 100
sset.frame_start = 1
sset.frame_end = 100
sset.lifetime = 70
sset.lifetime_random = 0.2
sset.emit_from = 'FACE'
sset.use_render_emitter = False
sset.distribution = 'RAND'
# Скорость
sset.normal_factor = 0.0
sset.factor_random = 0.5