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# ##### 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 #####
bl_info = {
"name": "Animated Render Baker",
"author": "Janne Karhu (jahka)",
"version": (1, 0),
"blender": (2, 5, 8),
"location": "Properties > Render > Bake Panel",
"description": "Renderbakes a series of frames",
"category": "Object",
'wiki_url': 'http://wiki.blender.org/index.php/Extensions:2.5/Py/' \
'Scripts/Object/Animated_Render_Baker',
'tracker_url': 'https://projects.blender.org/tracker/index.php?'\
'func=detail&aid=24836'}
import bpy
from bpy.props import *
class OBJECT_OT_animrenderbake(bpy.types.Operator):
bl_label = "Animated Render Bake"
bl_description= "Bake animated image textures of selected objects"
bl_idname = "object.anim_bake_image"
bl_register = True
def framefile(self, orig, frame):
'''
Set frame number to file name image.png -> image0013.png
'''
dot = orig.rfind(".")
return orig[:dot] + ('%04d' % frame) + orig[dot:]
def invoke(self, context, event):
import bpy
import shutil
scene = context.scene
start = scene.animrenderbake_start
end = scene.animrenderbake_end
# Check for errors before starting
if start >= end:
self.report({'ERROR'}, "Start frame must be smaller than end frame")
return {'CANCELLED'}
selected = context.selected_objects
# Only single object baking for now
if scene.render.use_bake_selected_to_active:
if len(selected) > 2:
self.report({'ERROR'}, "Select only two objects for animated baking")
return {'CANCELLED'}
elif len(selected) > 1:
self.report({'ERROR'}, "Select only one object for animated baking")
return {'CANCELLED'}
if context.active_object.type != 'MESH':
self.report({'ERROR'}, "The baked object must be a mesh object")
return {'CANCELLED'}
img = None
#find the image that's used for rendering
for uvtex in context.active_object.data.uv_textures:
if uvtex.active_render == True:
for uvdata in uvtex.data:
if uvdata.image != None:
img = uvdata.image
break
if img is None:
self.report({'ERROR'}, "No valid image found to bake to")
return {'CANCELLED'}
if img.is_dirty:
self.report({'ERROR'}, "Save the image that's used for baking before use")
return {'CANCELLED'}
# make sure we have an absolute path so that copying works for sure
absp = bpy.path.abspath(img.filepath, library=img.library)
print("Animated baking for frames " + str(start) + " - " + str(end))
for cfra in range(start, end+1):
print("Baking frame " + str(cfra))
# update scene to new frame and bake to template image
scene.frame_set(cfra)
ret = bpy.ops.object.bake_image()
if 'CANCELLED' in ret:
return {'CANCELLED'}
#currently the api doesn't allow img.save_as(), so just save the template image as usual for every frame and copy to a file with frame specific filename
img.save()
shutil.copyfile(absp, self.framefile(absp, cfra))
print("Saved " + self.framefile(absp, cfra))
print("Baking done!")
return{'FINISHED'}
# modified copy of original bake panel draw function
def draw_animrenderbake(self, context):
layout = self.layout
rd = context.scene.render
row = layout.row()
row.operator("object.bake_image", icon='RENDER_STILL')
#----------- beginning of modifications ----------------
row.operator("object.anim_bake_image", text="Animated Bake", icon="RENDER_ANIMATION")
row = layout.row(align=True)
row.prop(context.scene, "animrenderbake_start")
row.prop(context.scene, "animrenderbake_end")
#-------------- end of modifications ---------------------
layout.prop(rd, "bake_type")
multires_bake = False
if rd.bake_type in ['NORMALS', 'DISPLACEMENT']:
layout.prop(rd, 'use_bake_multires')
multires_bake = rd.use_bake_multires
if not multires_bake:
if rd.bake_type == 'NORMALS':
layout.prop(rd, "bake_normal_space")
elif rd.bake_type in {'DISPLACEMENT', 'AO'}:
layout.prop(rd, "use_bake_normalize")
# col.prop(rd, "bake_aa_mode")
# col.prop(rd, "use_bake_antialiasing")
layout.separator()
split = layout.split()
col = split.column()
col.prop(rd, "use_bake_clear")
col.prop(rd, "bake_margin")
col.prop(rd, "bake_quad_split", text="Split")
col = split.column()
col.prop(rd, "use_bake_selected_to_active")
sub = col.column()
sub.active = rd.use_bake_selected_to_active
sub.prop(rd, "bake_distance")
sub.prop(rd, "bake_bias")
else:
if rd.bake_type == 'DISPLACEMENT':
layout.prop(rd, "use_bake_lores_mesh")
layout.prop(rd, "use_bake_clear")
layout.prop(rd, "bake_margin")
def register():
bpy.utils.register_module(__name__)
bpy.types.Scene.animrenderbake_start = IntProperty(
name="Start",
description="Start frame of the animated bake",
default=1)
bpy.types.Scene.animrenderbake_end = IntProperty(
name="End",
description="End frame of the animated bake",
default=250)
# replace original panel draw function with modified one
panel = bpy.types.RENDER_PT_bake
panel.old_draw = panel.draw
panel.draw = draw_animrenderbake
def unregister():
bpy.utils.unregister_module(__name__)
# restore original panel draw function
bpy.types.RENDER_PT_bake.draw = bpy.types.RENDER_PT_bake.old_draw
del bpy.types.RENDER_PT_bake.old_draw
del bpy.types.Scene.animrenderbake_start
del bpy.types.Scene.animrenderbake_end
if __name__ == "__main__":
register()
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