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add feature - export particle objects as multimeshinstance to godot #354

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merged 16 commits into from
Nov 13, 2020
Merged

add feature - export particle objects as multimeshinstance to godot #354

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5315d43
add feature particle to multimeshinstance
Jul 30, 2020
80efe45
fix exporting single object particle will cause error
Jul 30, 2020
bebc8c1
fix wrong scale that will scale postion before
epth Aug 1, 2020
f6cb78b
fix for reveiwing
Oct 26, 2020
ffa8736
fix for reveiwing
Oct 26, 2020
e9c6d62
pep8
Oct 26, 2020
947d75e
pep8 line length
Oct 27, 2020
9459fe3
pep8 indent
Oct 27, 2020
1c50b77
mat4 changes and change export particle from active to all
Nov 5, 2020
f870212
fix active
Nov 5, 2020
1965347
fix wrong
Nov 8, 2020
944d075
fix pep8 error
Nov 8, 2020
8d6eb47
fix pep8 error ..
Nov 9, 2020
33344a5
fix pep8 error ...
Nov 9, 2020
91bbb42
Simplify MultiMeshResource key.
Jason0214 Nov 10, 2020
01b7673
Wrap too-long lines.
Jason0214 Nov 12, 2020
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pep8 line length
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U-TTE\celpec committed Oct 27, 2020
commit 947d75ea9400122d7099fd2cee11a52c09dac1cd
24 changes: 11 additions & 13 deletions io_scene_godot/converters/multimesh.py
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,8 @@ def export_multimesh_node(escn_file, export_settings,
ob = context.object.evaluated_get(dg)

ps = ob.particle_systems.active
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if ps.settings.instance_collection and ps.settings.instance_collection.all_objects[0]:
if (ps.settings.instance_collection and
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ps.settings.instance_collection.all_objects[0]):
instance_object = ps.settings.instance_collection.all_objects[0]
elif ps.settings.instance_object:
instance_object = ps.settings.instance_object
Expand All @@ -24,15 +25,7 @@ def export_multimesh_node(escn_file, export_settings,

# Export instance mesh resource first
instance_mesh_exporter = ArrayMeshResourceExporter(instance_object)
# armature_obj = None
# if "ARMATURE" in export_settings['object_types']:
# armature_obj = get_modifier_armature(obj)
# if armature_obj:
# instance_mesh_exporter.init_mesh_bones_data(armature_obj, export_settings)
# # set armature to REST so current pose does not affect converted
# # meshes.
# armature_pose_position = armature_obj.data.pose_position
# armature_obj.data.pose_position = "REST"

mesh_id = instance_mesh_exporter.export_mesh(escn_file, export_settings)

multimeshExporter = MultiMeshResourceExporter(obj, mesh_id, ps)
Expand Down Expand Up @@ -84,8 +77,10 @@ def export_multimesh(self, escn_file, export_settings, particle_name):
len(self.particle_system.particles))
self.mesh_resource['mesh'] = 'SubResource({})'.format(
self.instance_mesh_id)
self.mesh_resource['transform_array'] = 'PoolVector3Array({})'.format(
self.mesh_resource['transform_array'] = (
'PoolVector3Array({})'.format(
converter.to_multimesh())
)

multimesh_id = escn_file.add_internal_resource(
self.mesh_resource, key)
Expand Down Expand Up @@ -132,7 +127,8 @@ def __init__(self, name):


class MultiMeshConverter:
"""Blender Particles' mat4x4 to Godot MultiMesh resource PoolVector3Array"""
"""Blender Particles' mat4x4 to
Godot MultiMesh resource PoolVector3Array"""

def __init__(self, particle_system):
self.particle_system = particle_system
Expand Down Expand Up @@ -164,7 +160,9 @@ def to_multimesh(self):
mat_rot = rot.to_matrix()
mat_trans = mathutils.Matrix.Translation(loc)

mat = mat_trans @ mat_rot.to_4x4() @ mat_sca_x @ mat_sca_y @ mat_sca_z
mat = (
mat_trans @ mat_rot.to_4x4() @ mat_sca_x @ mat_sca_y @ mat_sca_z
)

mat4 = mat.to_4x4()

Expand Down