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2026-02-16

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Raincloud
2026-03-17 15:25:32 -06:00
parent d5dd373de0
commit 60100fbab2
560 changed files with 33397 additions and 20776 deletions
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extensions/user_default/flip_fluids_addon/resources/command_line_scripts/alembic_export.py
+85 -4
View File
@@ -1,3 +1,19 @@
# Blender FLIP Fluids Add-on
# Copyright (C) 2025 Ryan L. Guy & Dennis Fassbaender
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
import bpy, os, time, sys
@@ -17,6 +33,11 @@ def check_cache_exists():
return True
def enable_outliner_visibility(bl_object):
bl_object.hide_viewport = False
bl_object.hide_render = False
def initialize_simulation_mesh_selection():
dprops = bpy.context.scene.flip_fluid.get_domain_properties()
hprops = bpy.context.scene.flip_fluid_helper
@@ -24,12 +45,24 @@ def initialize_simulation_mesh_selection():
print("Searching for simulation meshes:")
bpy.ops.object.select_all(action='DESELECT')
bl_domain = bpy.context.scene.flip_fluid.get_domain_object()
print("Searching for domain mesh...", end="")
if bl_domain is not None:
bl_domain.select_set(True)
enable_outliner_visibility(bl_domain)
bl_domain.name = "FLIP_Domain"
print(" FOUND <" + bl_domain.name + ">")
else:
print(" NOT FOUND")
num_export_meshes = 0
if hprops.alembic_export_surface:
print("Searching for fluid surface mesh...", end="")
bl_surface = dprops.mesh_cache.surface.get_cache_object()
if bl_surface is not None:
bl_surface.select_set(True)
enable_outliner_visibility(bl_surface)
num_export_meshes += 1
print(" FOUND <" + bl_surface.name + ">")
else:
@@ -43,6 +76,7 @@ def initialize_simulation_mesh_selection():
bl_fluid_particles = dprops.mesh_cache.particles.get_cache_object()
if bl_fluid_particles is not None:
bl_fluid_particles.select_set(True)
enable_outliner_visibility(bl_fluid_particles)
num_export_meshes += 1
print(" FOUND <" + bl_fluid_particles.name + ">")
else:
@@ -56,6 +90,7 @@ def initialize_simulation_mesh_selection():
bl_foam = dprops.mesh_cache.foam.get_cache_object()
if bl_foam is not None:
bl_foam.select_set(True)
enable_outliner_visibility(bl_foam)
num_export_meshes += 1
print(" FOUND <" + bl_foam.name + ">")
else:
@@ -69,6 +104,7 @@ def initialize_simulation_mesh_selection():
bl_bubble = dprops.mesh_cache.bubble.get_cache_object()
if bl_bubble is not None:
bl_bubble.select_set(True)
enable_outliner_visibility(bl_bubble)
num_export_meshes += 1
print(" FOUND <" + bl_bubble.name + ">")
else:
@@ -82,6 +118,7 @@ def initialize_simulation_mesh_selection():
bl_spray = dprops.mesh_cache.spray.get_cache_object()
if bl_spray is not None:
bl_spray.select_set(True)
enable_outliner_visibility(bl_spray)
num_export_meshes += 1
print(" FOUND <" + bl_spray.name + ">")
else:
@@ -95,6 +132,7 @@ def initialize_simulation_mesh_selection():
bl_dust = dprops.mesh_cache.dust.get_cache_object()
if bl_dust is not None:
bl_dust.select_set(True)
enable_outliner_visibility(bl_dust)
num_export_meshes += 1
print(" FOUND <" + bl_dust.name + ">")
else:
@@ -178,6 +216,40 @@ def set_geometry_nodes_alembic_velocity_export_motion_blur_scale(bl_object, scal
return 1.0
def initialize_empty_modifier_alembic_export_workaround():
# FLIP Fluids simulation meshes are only recognized by Blender for animated Alembic export
# if the meshes have a modifier. Depending on export settings, some meshes may not have any modifiers
# and will not be exported. To workaround this, we'll add a modifier that does nothing: a smooth modifier
# with 0 smoothing.
def add_0_smooth_modifier(target_object):
smooth_mod = target_object.modifiers.new("FF_AlembicSmooth", "SMOOTH")
smooth_mod.factor = 1.5
smooth_mod.iterations = 0
return smooth_mod
print("\nInitializing workarounds to Alembic exporter issues:")
bl_surface = dprops.mesh_cache.surface.get_cache_object()
if bl_surface is not None:
add_0_smooth_modifier(bl_surface)
bl_fluid_particles = dprops.mesh_cache.particles.get_cache_object()
if bl_fluid_particles is not None:
add_0_smooth_modifier(bl_fluid_particles)
bl_foam = dprops.mesh_cache.foam.get_cache_object()
if bl_foam is not None:
add_0_smooth_modifier(bl_foam)
bl_bubble = dprops.mesh_cache.bubble.get_cache_object()
if bl_bubble is not None:
add_0_smooth_modifier(bl_bubble)
bl_spray = dprops.mesh_cache.spray.get_cache_object()
if bl_spray is not None:
add_0_smooth_modifier(bl_spray)
bl_dust = dprops.mesh_cache.dust.get_cache_object()
if bl_dust is not None:
add_0_smooth_modifier(bl_dust)
print("Finished initializing workarounds to Alembic exporter issues.")
def initialize_velocity_export_and_attributes():
dprops = bpy.context.scene.flip_fluid.get_domain_properties()
hprops = bpy.context.scene.flip_fluid_helper
@@ -208,38 +280,46 @@ def initialize_velocity_export_and_attributes():
if bl_dust is not None:
dust_motion_blur_scale = get_geomety_nodes_motion_blur_scale(bl_dust)
print("\nRemoving motion blur render setup:")
print("\nReplacing motion blur render setup with Alembic export setup:")
bpy.ops.flip_fluid_operators.helper_remove_motion_blur('INVOKE_DEFAULT', resource_prefix="FF_GeometryNodes")
print("Finished removing motion blur render setup.")
print("Finished replacing motion blur render setup.")
if hprops.alembic_export_velocity:
print("\nInitializing Alembic velocity export setup:")
bpy.ops.flip_fluid_operators.helper_initialize_motion_blur('INVOKE_DEFAULT', resource_prefix="FF_AlembicVelocityExport")
resources_path = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
geometry_nodes_library = os.path.join(resources_path, "geometry_nodes", "geometry_nodes_library.blend")
bl_surface = dprops.mesh_cache.surface.get_cache_object()
if bl_surface is not None:
add_geometry_node_modifier(bl_surface, geometry_nodes_library, "FF_AlembicVelocityExportSurface")
value = set_geometry_nodes_alembic_velocity_export_motion_blur_scale(bl_surface, surface_motion_blur_scale)
print("Info: Set fluid surface Alembic velocity scale to " + '{0:.2f}'.format(value))
bl_fluid_particles = dprops.mesh_cache.particles.get_cache_object()
if bl_fluid_particles is not None:
add_geometry_node_modifier(bl_fluid_particles, geometry_nodes_library, "FF_AlembicVelocityExportFluidParticles")
value = set_geometry_nodes_alembic_velocity_export_motion_blur_scale(bl_fluid_particles, fluid_particles_motion_blur_scale)
print("Info: Set fluid particles Alembic velocity scale to " + '{0:.2f}'.format(value))
bl_foam = dprops.mesh_cache.foam.get_cache_object()
if bl_foam is not None:
add_geometry_node_modifier(bl_foam, geometry_nodes_library, "FF_AlembicVelocityExportFluidParticles")
value = set_geometry_nodes_alembic_velocity_export_motion_blur_scale(bl_foam, foam_motion_blur_scale)
print("Info: Set whitewater foam Alembic velocity scale to " + '{0:.2f}'.format(value))
bl_bubble = dprops.mesh_cache.bubble.get_cache_object()
if bl_bubble is not None:
add_geometry_node_modifier(bl_bubble, geometry_nodes_library, "FF_AlembicVelocityExportFluidParticles")
value = set_geometry_nodes_alembic_velocity_export_motion_blur_scale(bl_bubble, bubble_motion_blur_scale)
print("Info: Set whitewater bubble Alembic velocity scale to " + '{0:.2f}'.format(value))
bl_spray = dprops.mesh_cache.spray.get_cache_object()
if bl_spray is not None:
add_geometry_node_modifier(bl_spray, geometry_nodes_library, "FF_AlembicVelocityExportFluidParticles")
value = set_geometry_nodes_alembic_velocity_export_motion_blur_scale(bl_spray, spray_motion_blur_scale)
print("Info: Set whitewater spray Alembic velocity scale to " + '{0:.2f}'.format(value))
bl_dust = dprops.mesh_cache.dust.get_cache_object()
if bl_dust is not None:
add_geometry_node_modifier(bl_dust, geometry_nodes_library, "FF_AlembicVelocityExportFluidParticles")
value = set_geometry_nodes_alembic_velocity_export_motion_blur_scale(bl_dust, dust_motion_blur_scale)
print("Info: Set whitewater dust Alembic velocity scale to " + '{0:.2f}'.format(value))
print("Finished initializing Alembic velocity export setup.")
@@ -474,6 +554,7 @@ retval = initialize_simulation_mesh_selection()
if not retval:
exit()
initialize_empty_modifier_alembic_export_workaround()
initialize_velocity_export_and_attributes()
check_cache_velocity_data()
@@ -544,4 +625,4 @@ bpy.ops.wm.alembic_export(
start=frame_start,
end=frame_end,
vcolors=hprops.alembic_export_color,
global_scale=global_scale)
global_scale=global_scale)
extensions/user_default/flip_fluids_addon/resources/command_line_scripts/flip_fluids_alembic_export.py
+96
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@@ -0,0 +1,96 @@
# Blender FLIP Fluids Add-on
# Copyright (C) 2025 Ryan L. Guy & Dennis Fassbaender
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
import bpy, ctypes, os, json, platform, traceback
def get_flip_fluids_alembic_exporter_lib_filepath():
executable_name = ""
system = platform.system()
if system == "Windows":
lib_name = "libffalembicengine.dll"
elif system == "Darwin":
lib_name = "libffalembicengine.dylib"
elif system == "Linux":
lib_name = "libffalembicengine.so"
lib_path = os.path.dirname(os.path.realpath(__file__))
lib_path = os.path.dirname(os.path.dirname(lib_path))
lib_path = os.path.join(lib_path, "ffengine", "lib", lib_name)
if not os.path.isfile(lib_path):
return None, "Missing Alembic export engine library <" + lib_path + ">"
return lib_path, None
def get_export_frame_range():
frame_start = bpy.context.scene.frame_start
frame_end = bpy.context.scene.frame_end
hprops = bpy.context.scene.flip_fluid_helper
if hprops.alembic_frame_range_mode == 'FRAME_RANGE_CUSTOM':
frame_start = hprops.alembic_frame_range_custom.value_min
frame_end = hprops.alembic_frame_range_custom.value_max
return frame_start, frame_end
def flip_fluids_alembic_export():
hprops = bpy.context.scene.flip_fluid_helper
dprops = bpy.context.scene.flip_fluid.get_domain_properties()
input_cache_directory = dprops.cache.get_cache_abspath()
output_alembic_filepath = hprops.alembic_output_filepath
frame_start, frame_end = get_export_frame_range()
export_config = {}
export_config['cache_directory'] = input_cache_directory
export_config['alembic_filepath'] = output_alembic_filepath
export_config['frame_start'] = frame_start
export_config['frame_end'] = frame_end
json_string = json.dumps(export_config, indent=4)
b_json_string = json_string.encode('utf-8')
exporter_library_filepath, error_message = get_flip_fluids_alembic_exporter_lib_filepath()
if error_message is not None:
print("\n***ERROR: Unabled to Begin Alembic Export***")
print("Reason: " + error_message)
print("Contact the developers if you think that this is an error.")
return
exporter_library = None
exporter_library_error = None
try:
exporter_library = ctypes.cdll.LoadLibrary(exporter_library_filepath)
except Exception as e:
exporter_library_error = str(e.__class__.__name__) + " - " + str(e)
if exporter_library is None:
errmsg = "Unable to load Alembic export engine library: <" + exporter_library_filepath + ">\n"
if exporter_library_error is not None:
errmsg += "Reason: " + exporter_library_error
print("\n***ERROR: Unabled to Begin Alembic Export***")
print(errmsg)
print("Contact the developers if you think that this is an error.")
return
exporter_library.alembic_io_flip_fluids_cache_to_alembic.argtypes = [ctypes.c_char_p]
exporter_library.alembic_io_flip_fluids_cache_to_alembic(b_json_string)
print("Alembic export of cache <" + input_cache_directory + "> has been written to: <" + output_alembic_filepath + ">")
flip_fluids_alembic_export()
extensions/user_default/flip_fluids_addon/resources/command_line_scripts/render_animation_multi_instance.py
+16
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@@ -1,3 +1,19 @@
# Blender FLIP Fluids Add-on
# Copyright (C) 2025 Ryan L. Guy & Dennis Fassbaender
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
import bpy, sys, os, threading, time, subprocess, queue
argv = sys.argv
extensions/user_default/flip_fluids_addon/resources/command_line_scripts/render_animation_render_passes_multi_instance.py
+16
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@@ -1,3 +1,19 @@
# Blender FLIP Fluids Add-on
# Copyright (C) 2025 Ryan L. Guy & Dennis Fassbaender
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
import bpy, sys, os, pathlib, threading, time, subprocess, queue
argv = sys.argv
extensions/user_default/flip_fluids_addon/resources/command_line_scripts/render_single_frame.py
+16
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@@ -1,3 +1,19 @@
# Blender FLIP Fluids Add-on
# Copyright (C) 2025 Ryan L. Guy & Dennis Fassbaender
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
import bpy, sys, os, platform, subprocess
argv = sys.argv
extensions/user_default/flip_fluids_addon/resources/command_line_scripts/render_single_frame_turbo_tools.py
+16
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@@ -1,3 +1,19 @@
# Blender FLIP Fluids Add-on
# Copyright (C) 2025 Ryan L. Guy & Dennis Fassbaender
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
import bpy, sys, os, platform, subprocess
argv = sys.argv
extensions/user_default/flip_fluids_addon/resources/command_line_scripts/run_simulation.py
+16
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@@ -1,3 +1,19 @@
# Blender FLIP Fluids Add-on
# Copyright (C) 2025 Ryan L. Guy & Dennis Fassbaender
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
import bpy, os, json, time
def play_sound(json_audio_filepath, block=False):
extensions/user_default/flip_fluids_addon/resources/command_line_scripts/run_simulation_and_render.py
+16
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@@ -1,3 +1,19 @@
# Blender FLIP Fluids Add-on
# Copyright (C) 2025 Ryan L. Guy & Dennis Fassbaender
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
import bpy, os, json, time
def play_sound(json_audio_filepath, block=False):
extensions/user_default/flip_fluids_addon/resources/command_line_scripts/run_simulation_and_render_interleaved.py
+16
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@@ -1,3 +1,19 @@
# Blender FLIP Fluids Add-on
# Copyright (C) 2025 Ryan L. Guy & Dennis Fassbaender
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
import bpy, sys, os, threading, time, subprocess, pathlib
from collections import namedtuple
extensions/user_default/flip_fluids_addon/resources/compiler_data/Darwin_AppleClang_12.0.5.12050022.txt
+1 -1
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@@ -1 +1 @@
Darwin 20.6.0 /Library/Developer/CommandLineTools/usr/bin/c++ AppleClang 12.0.5.12050022 2025-07-16 18:32:05 %z
Darwin 20.6.0 /Library/Developer/CommandLineTools/usr/bin/c++ AppleClang 12.0.5.12050022 2025-11-13 09:53:38 %z
extensions/user_default/flip_fluids_addon/resources/compiler_data/Linux_GNU_9.4.0.txt
+1 -1
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@@ -1 +1 @@
Linux 4.4.0-210-generic /usr/bin/c++ GNU 9.4.0 1 2025-07-16 18:32:00 %z
Linux 4.4.0-210-generic /usr/bin/c++ GNU 9.4.0 1 2025-11-13 09:53:35 %z
extensions/user_default/flip_fluids_addon/resources/compiler_data/Windows_GNU_15.0.0.txt
+1 -1
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@@ -1 +1 @@
Windows 6.2.9200 C:/dev/mingw64/bin/c++.exe GNU 15.0.0 1 2025-07-16 18:32:00 -0700
Windows 6.2.9200 C:/dev/mingw64/bin/c++.exe GNU 15.0.0 1 2025-11-13 09:53:34 -0800
extensions/user_default/flip_fluids_addon/resources/geometry_nodes/geometry_nodes_library.blend
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