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Name agnostic armature handling, better export options

This commit is contained in:
Will Snyder 2020-11-29 20:10:16 -05:00
parent a83c74ebf7
commit 617118bfd8
5 changed files with 43 additions and 49 deletions
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16
addons/io_scene_swbf_msh/__init__.py
View File

@ -97,15 +97,15 @@ class ExportMSH(Operator, ExportHelper):
default=True
)
export_animated: BoolProperty(
name="Export Animated Object",
description="Always check if the object will be animated.",
export_with_animation: BoolProperty(
name="Export With Animation",
description="Includes animation data extracted from the action currently set on armature.",
default=False
)
export_skeleton_only: BoolProperty(
name="Export Skeleton",
description="Check if you intend to export skeleton data only.",
export_as_skeleton: BoolProperty(
name="Export Objects As Skeleton",
description="Check if you intend to export skeleton data for consumption by ZenAsset.",
default=False
)
@ -119,9 +119,9 @@ class ExportMSH(Operator, ExportHelper):
generate_triangle_strips=self.generate_triangle_strips,
apply_modifiers=self.apply_modifiers,
export_target=self.export_target,
skel_only=self.export_skeleton_only
skel_only=self.export_as_skeleton,
export_anim=self.export_with_animation
),
is_animated=self.export_animated
)
return {'FINISHED'}

8
addons/io_scene_swbf_msh/msh_anim_gather.py
View File

@ -12,7 +12,7 @@ from .msh_utilities import *
from .msh_model_gather import *
def extract_anim(armature: bpy.types.Armature) -> Animation:
def extract_anim(armature: bpy.types.Armature, root_name: str) -> Animation:
action = armature.animation_data.action
anim = Animation();
@ -27,7 +27,7 @@ def extract_anim(armature: bpy.types.Armature) -> Animation:
anim.end_index = num_frames - 1
anim.bone_frames["DummyRoot"] = ([], [])
anim.bone_frames[root_name] = ([], [])
for bone in armature.data.bones:
anim.bone_frames[bone.name] = ([], [])
@ -40,8 +40,8 @@ def extract_anim(armature: bpy.types.Armature) -> Animation:
rframe_dummy = RotationFrame(frame, convert_rotation_space(Quaternion()))
tframe_dummy = TranslationFrame(frame, Vector((0.0,0.0,0.0)))
anim.bone_frames["DummyRoot"][0].append(tframe_dummy)
anim.bone_frames["DummyRoot"][1].append(rframe_dummy)
anim.bone_frames[root_name][0].append(tframe_dummy)
anim.bone_frames[root_name][1].append(rframe_dummy)
for bone in armature.pose.bones:

22
addons/io_scene_swbf_msh/msh_model_gather.py
View File

@ -14,7 +14,7 @@ SKIPPED_OBJECT_TYPES = {"LATTICE", "CAMERA", "LIGHT", "SPEAKER", "LIGHT_PROBE"}
MESH_OBJECT_TYPES = {"MESH", "CURVE", "SURFACE", "META", "FONT", "GPENCIL"}
MAX_MSH_VERTEX_COUNT = 32767
def gather_models(apply_modifiers: bool, export_target: str, skeleton_only: bool) -> List[Model]:
def gather_models(apply_modifiers: bool, export_target: str, skeleton_only: bool) -> Tuple[List[Model], bpy.types.Object]:
""" Gathers the Blender objects from the current scene and returns them as a list of
Model objects. """
@ -23,6 +23,8 @@ def gather_models(apply_modifiers: bool, export_target: str, skeleton_only: bool
models_list: List[Model] = []
armature_found = None
for uneval_obj in select_objects(export_target):
if uneval_obj.type in SKIPPED_OBJECT_TYPES and uneval_obj.name not in parents:
continue
@ -36,6 +38,7 @@ def gather_models(apply_modifiers: bool, export_target: str, skeleton_only: bool
if obj.type == "ARMATURE":
models_list += expand_armature(obj)
armature_found = obj
continue
model = Model()
@ -44,7 +47,6 @@ def gather_models(apply_modifiers: bool, export_target: str, skeleton_only: bool
model.hidden = get_is_model_hidden(obj)
transform = obj.matrix_local
transform_reset = Matrix.Identity(4)
if obj.parent_bone:
model.parent = obj.parent_bone
@ -52,18 +54,8 @@ def gather_models(apply_modifiers: bool, export_target: str, skeleton_only: bool
# matrix_local, when called on an armature child also parented to a bone, appears to be broken.
# At the very least, the results contradict the docs...
armature_relative_transform = obj.parent.matrix_world.inverted() @ obj.matrix_world
bone_relative_transform = obj.parent.data.bones[obj.parent_bone].matrix_local.inverted() @ armature_relative_transform
transform = obj.parent.data.bones[obj.parent_bone].matrix_local.inverted() @ armature_relative_transform
transform = bone_relative_transform
'''
# Since the transforms of direct bone children are discarded by ZEngine (but not ZEditor), we apply the transform
# before geometry extraction, then apply the inversion after.
if obj.type in MESH_OBJECT_TYPES:
obj.data.transform(bone_relative_transform)
transform_reset = bone_relative_transform.inverted()
transform = Matrix.Identity(4)
'''
else:
if obj.parent is not None:
if obj.parent.type == "ARMATURE":
@ -94,8 +86,6 @@ def gather_models(apply_modifiers: bool, export_target: str, skeleton_only: bool
if obj.vertex_groups:
model.bone_map = [group.name for group in obj.vertex_groups]
obj.data.transform(transform_reset)
if get_is_collision_primitive(obj):
model.collisionprimitive = get_collision_primitive(obj)
@ -104,7 +94,7 @@ def gather_models(apply_modifiers: bool, export_target: str, skeleton_only: bool
models_list.append(model)
return models_list
return (models_list, armature_found)
def create_parents_set() -> Set[str]:

17
addons/io_scene_swbf_msh/msh_scene.py
View File

@ -44,10 +44,10 @@ class Scene:
name: str = "Scene"
materials: Dict[str, Material] = field(default_factory=dict)
models: List[Model] = field(default_factory=list)
anims: List[Animation] = field(default_factory=list)
animation: Animation = None
def create_scene(generate_triangle_strips: bool, apply_modifiers: bool, export_target: str, skel_only: bool) -> Scene:
def create_scene(generate_triangle_strips: bool, apply_modifiers: bool, export_target: str, skel_only: bool, export_anim: bool) -> Scene:
""" Create a msh Scene from the active Blender scene. """
scene = Scene()
@ -56,7 +56,7 @@ def create_scene(generate_triangle_strips: bool, apply_modifiers: bool, export_t
scene.materials = gather_materials()
scene.models = gather_models(apply_modifiers=apply_modifiers, export_target=export_target, skeleton_only=skel_only)
scene.models, armature_obj = gather_models(apply_modifiers=apply_modifiers, export_target=export_target, skeleton_only=skel_only)
scene.models = sort_by_parent(scene.models)
if generate_triangle_strips:
@ -72,12 +72,17 @@ def create_scene(generate_triangle_strips: bool, apply_modifiers: bool, export_t
scene.materials = remove_unused_materials(scene.materials, scene.models)
#creates a dummy basepose if no Action is selected
if "Armature" in bpy.context.scene.objects.keys():
scene.anims = [extract_anim(bpy.context.scene.objects["Armature"])]
root = scene.models[0]
if export_anim:
if armature_obj is not None:
scene.animation = extract_anim(armature_obj, root.name)
else:
raise Exception("Export Error: Could not find an armature object from which to export an animation!")
if skel_only and root.model_type == ModelType.NULL:
# For ZenAsset
inject_dummy_data(root)
return scene

29
addons/io_scene_swbf_msh/msh_scene_save.py
View File

@ -10,7 +10,7 @@ from .msh_utilities import *
from .crc import *
def save_scene(output_file, scene: Scene, is_animated: bool):
def save_scene(output_file, scene: Scene):
""" Saves scene to the supplied file. """
with Writer(file=output_file, chunk_id="HEDR") as hedr:
@ -32,16 +32,15 @@ def save_scene(output_file, scene: Scene, is_animated: bool):
with msh2.create_child("MODL") as modl:
_write_modl(modl, model, index, material_index, model_index)
if is_animated:
if scene.animation is not None:
with hedr.create_child("SKL2") as skl2:
_write_skl2(skl2, scene)
_write_skl2(skl2, scene.animation)
with hedr.create_child("BLN2") as bln2:
_write_bln2(bln2, scene)
_write_bln2(bln2, scene.animation)
with hedr.create_child("ANM2") as anm2: #simple for now
for anim in scene.anims:
_write_anm2(anm2, anim)
with hedr.create_child("ANM2") as anm2: #simple for now
_write_anm2(anm2, scene.animation)
with hedr.create_child("CL1L"):
pass
@ -247,23 +246,23 @@ def _write_envl(envl: Writer, model: Model, model_index: Dict[str, int]):
'''
SKELETON CHUNKS
'''
def _write_bln2(bln2: Writer, scene: Scene):
bones = scene.anims[0].bone_frames.keys()
def _write_bln2(bln2: Writer, anim: Animation):
bones = anim.bone_frames.keys()
bln2.write_u32(len(bones))
for boneName in bones:
bln2.write_u32(crc(boneName), 0)
def _write_skl2(skl2: Writer, scene: Scene):
bones = scene.anims[0].bone_frames.keys()
skl2.write_u32(len(bones))
def _write_skl2(skl2: Writer, anim: Animation):
bones = anim.bone_frames.keys()
skl2.write_u32(len(bones))
for boneName in bones:
skl2.write_u32(crc(boneName), 0) #default values
skl2.write_f32(1.0, 0.0, 0.0) #from docs
skl2.write_u32(crc(boneName), 0) #default values from docs
skl2.write_f32(1.0, 0.0, 0.0)
'''
ANIMATION CHUNK
ANIMATION CHUNKS
'''
def _write_anm2(anm2: Writer, anim: Animation):