Thomas Larsson - Введение в написание скриптов на Питоне для Блендера 2.5x. Примеры кода

mat.use_cast_buffer_shadows = True

mtex = mat.texture_slots.add()

mtex.texture = emit

mtex.texture_coords = 'UV'

mtex.use_map_color_diffuse = True

mtex = mat.texture_slots.add()

mtex.texture = stencil

mtex.texture_coords = 'UV'

mtex.use_map_color_diffuse = False

mtex.use_map_emit = True

mtex.use_stencil = True

mtex = mat.texture_slots.add()

mtex.texture = flame

mtex.texture_coords = 'UV'

mtex.use_map_color_diffuse = True

mtex.use_map_alpha = True

#mtex.object = empty

return mat

def createSmokeMaterial(textures, objects):

(smoke, stencil) = textures

(emitter, empty) = objects

mat = bpy.data.materials.new('Smoke')

mat.specular_intensity = 0.0

mat.use_transparency = True

mat.transparency_method = 'Z_TRANSPARENCY'

mat.alpha = 0.0

mat.use_raytrace = False

mat.use_face_texture = True

mat.use_shadows = True

mat.use_cast_buffer_shadows = True

mtex = mat.texture_slots.add()

mtex.texture = stencil

mtex.texture_coords = 'UV'

mtex.use_map_color_diffuse = False

mtex.use_map_alpha = True

mtex.use_stencil = True

mtex = mat.texture_slots.add()

mtex.texture = smoke

mtex.texture_coords = 'OBJECT'

mtex.object = empty return mat

def run(origin):

emitter = createEmitter(origin)

#wind = createWind()

bpy.ops.object.add(type='EMPTY')

empty = bpy.context.object

fire = createFire(emitter)

flameTex = createFlameTexture()

stencilTex = createStencilTexture()

emitTex = createEmitTexture()

flameMat = createFireMaterial(

(flameTex, stencilTex, emitTex),

(emitter, empty))

emitter.data.materials.append(flameMat)

smoke = createSmoke(emitter )

smokeTex = createSmokeTexture()

smokeMat = createSmokeMaterial(

(smokeTex, stencilTex), (emitter, empty))

emitter.data.materials.append(smokeMat)

return

if __name__ == "__main__":

bpy.ops.object.select_by_type(type='MESH')

bpy.ops.object.delete()

run((0,0,0))

bpy.ops.screen.animation_play(reverse=False, sync=False)

Эта программа создает симуляцию дыма и присваивает воксельный материал.

#----------------------------------------------------------

# File smoke.py

# Создание дыма и материала дыма.

# Вдохновлен этим учебником Эндрю Прайса:

# http://www.blenderguru.com/introduction-to-smoke-simulation/

#----------------------------------------------------------

import bpy, mathutils, math

from mathutils import Vector

from math import pi

def createDomain(origin):

# Добавление куба в качестве домена

bpy.ops.mesh.primitive_cube_add(location=origin )

bpy.ops.transform.resize(value=(4, 4, 4))

domain = bpy.context.object domain.name = 'Domain'

# Добавление домену модификатора

dmod = domain.modifiers.new(name='Smoke', type='SMOKE')

dmod.smoke_type = 'DOMAIN'

dset = dmod.domain_settings

# Настройки домена

dset.resolution_max = 32

dset.alpha = -0.001

dset.beta = 2.0

dset.time_scale = 1.2

dset.vorticity = 2.0

dset.use_dissolve_smoke = True

dset.dissolve_speed = 80

dset.use_dissolve_smoke_log = True

dset.use_high_resolution = True

dset.show_high_resolution = True

# Веса эффекторов

ew = dset.effector_weights

ew.gravity = 0.4

ew.force = 0.8

return domain

def createFlow(origin):

# Добавление плоскости как потока

bpy.ops.mesh.primitive_plane_add(location = origin)

bpy.ops.transform.resize(value=(2, 2, 2))

flow = bpy.context.object flow.name = 'Flow'

# Добавление системы частиц дыма

pmod = flow.modifiers.new(name='SmokeParticles', type='PARTICLE_SYSTEM')

pmod.name = 'SmokeParticles'

psys = pmod.particle_system

psys.seed = 4711

# Настройки частиц

pset = psys.settings

pset.type = 'EMITTER'

pset.lifetime = 1

pset.emit_from = 'VOLUME'

pset.use_render_emitter = False

pset.render_type = 'NONE'

pset.normal_factor = 8.0

# Добавление модификатора дыма

smod = flow.modifiers.new(name='Smoke',

type='SMOKE')

smod.smoke_type = 'FLOW'

sfset = smod.flow_settings

# Настройки потока

sfset.use_outflow = False

sfset.temperature = 0.7

sfset.density = 0.8

sfset.initial_velocity = True

sfset.particle_system = psys

return flow

def createVortexEffector(origin):

bpy.ops.object.effector_add(type='VORTEX', location=origin)

vortex = bpy.context.object

return vortex

def createVoxelTexture(domain):

tex = bpy.data.textures.new('VoxelTex', type = 'VOXEL_DATA')

voxdata = tex.voxel_data

voxdata.file_format = 'SMOKE'

voxdata.domain_object = domain

return tex

def createVolumeMaterial(tex):

mat = bpy.data.materials.new('VolumeMat')

mat.type = 'VOLUME'

vol = mat.volume

vol.density = 0.0

vol.density_scale = 8.0

vol.scattering = 6.0

vol.asymmetry = 0.3

vol.emission = 0.3

vol.emission_color = (1,1,1)

vol.transmission_color = (0.9,0.2,0)

vol.reflection = 0.7

vol.reflection_color = (0.8,0.9,0)

# Для удаления эффекта пикселизации

vol.step_size = 0.05

# Добавление текстуры Voxel data