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# -*- coding:utf-8 -*-
# ##### BEGIN GPL LICENSE BLOCK #####
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110- 1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
# <pep8 compliant>
# ----------------------------------------------------------
# Author: Stephen Leger (s-leger)
# Inspired by Asset-Flinguer
# ----------------------------------------------------------
import sys
from mathutils import Vector
import bpy
def log(s):
print("[log]" + s)
def generateThumb(context, cls, preset):
log("### RENDER THUMB ############################")
log("Start generating: " + cls)
# engine settings
context.scene.render.engine = 'CYCLES'
render = context.scene.cycles
render.progressive = 'PATH'
render.samples = 24
render.use_square_samples = True
render.preview_samples = 24
render.aa_samples = 24
render.transparent_max_bounces = 8
render.transparent_min_bounces = 8
render.transmission_bounces = 8
render.max_bounces = 8
render.min_bounces = 6
render.caustics_refractive = False
render.caustics_reflective = False
render.use_transparent_shadows = True
render.diffuse_bounces = 1
render.glossy_bounces = 4
bpy.ops.object.select_all(action="SELECT")
bpy.ops.object.delete()
# create object, loading preset
getattr(bpy.ops.archipack, cls)('INVOKE_DEFAULT', filepath=preset, auto_manipulate=False)
o = context.active_object
size = o.dimensions
x, y, z = o.bound_box[0]
min_x = x
min_y = y
min_z = z
x, y, z = o.bound_box[6]
max_x = x
max_y = y
max_z = z
center = Vector((
min_x + 0.5 * (max_x - min_x),
min_y + 0.5 * (max_y - min_y),
min_z + 0.5 * (max_z - min_z)))
# oposite / tan (0.5 * fov) where fov is 49.134 deg
dist = max(size) / 0.32
loc = center + dist * Vector((0.5, -1, 0.5)).normalized()
log("Prepare camera")
bpy.ops.object.camera_add(view_align=True,
enter_editmode=False,
location=loc,
rotation=(1.150952, 0.0, 0.462509))
cam = context.active_object
cam.data.lens = 50
cam.select = True
context.scene.camera = cam
bpy.ops.object.select_all(action="DESELECT")
o.select = True
bpy.ops.view3d.camera_to_view_selected()
log("Prepare scene")
# add plane
bpy.ops.mesh.primitive_plane_add(
radius=1000,
view_align=False,
enter_editmode=False,
location=(0, 0, 0)
)
p = context.active_object
m = bpy.data.materials.new("Plane")
m.use_nodes = True
m.node_tree.nodes[1].inputs[0].default_value = (1, 1, 1, 1)
p.data.materials.append(m)
# add 3 lights
bpy.ops.object.lamp_add(
type='POINT',
radius=1,
view_align=False,
location=(3.69736, -7, 6.0))
l = context.active_object
l.data.use_nodes = True
tree = l.data.node_tree
nodes = l.data.node_tree.nodes
emit = nodes["Emission"]
emit.inputs[1].default_value = 2000.0
bpy.ops.object.lamp_add(
type='POINT',
radius=1,
view_align=False,
location=(9.414563179016113, 5.446230888366699, 5.903861999511719))
l = context.active_object
l.data.use_nodes = True
tree = l.data.node_tree
nodes = l.data.node_tree.nodes
emit = nodes["Emission"]
falloff = nodes.new(type="ShaderNodeLightFalloff")
falloff.inputs[0].default_value = 5
tree.links.new(falloff.outputs[2], emit.inputs[1])
bpy.ops.object.lamp_add(
type='POINT',
radius=1,
view_align=False,
location=(-7.847615718841553, 1.03135085105896, 5.903861999511719))
l = context.active_object
l.data.use_nodes = True
tree = l.data.node_tree
nodes = l.data.node_tree.nodes
emit = nodes["Emission"]
falloff = nodes.new(type="ShaderNodeLightFalloff")
falloff.inputs[0].default_value = 5
tree.links.new(falloff.outputs[2], emit.inputs[1])
# Set output filename.
render = context.scene.render
render.filepath = preset[:-3] + ".png"
render.use_file_extension = True
render.use_overwrite = True
render.use_compositing = False
render.use_sequencer = False
render.resolution_x = 150
render.resolution_y = 100
render.resolution_percentage = 100
# render.image_settings.file_format = 'PNG'
# render.image_settings.color_mode = 'RGBA'
# render.image_settings.color_depth = '8'
# Configure output size.
log("Render")
# Render thumbnail
bpy.ops.render.render(write_still=True)
log("### COMPLETED ############################")
preset = ""
for arg in sys.argv:
if arg.startswith("cls:"):
cls = arg[4:]
if arg.startswith("preset:"):
preset = arg[7:]
generateThumb(bpy.context, cls, preset)
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