Minor envelope progress

This commit is contained in:
Will Snyder 2020-10-14 16:06:04 -04:00
parent 2599a7203e
commit 1892a1cdbd
5 changed files with 93 additions and 45 deletions

View File

@ -41,12 +41,12 @@ def gather_animdata(armature: bpy.types.Armature) -> List[Animation]:
xform.translation = Vector((vt.x * -1.0, vt.y, vt.z))
xform.rotation = convert_rotation_space(bone.rotation_quaternion)
'''
'''
xform.translation = bone.location
xform.rotation = bone.rotation_quaternion
anim_data.bone_transforms[bone.name].append(xform)
'''
'''
return [anim_data]

View File

@ -34,11 +34,11 @@ class GeometrySegment:
material_name: str = ""
positions: List[Vector] = field(default_factory=list)
weights: List[Tuple[int, float]] = None
normals: List[Vector] = field(default_factory=list)
colors: List[List[float]] = None
texcoords: List[Vector] = field(default_factory=list)
# TODO: Skin support.
weights: List[Tuple[int, float]] = None
polygons: List[List[int]] = field(default_factory=list)
triangles: List[List[int]] = field(default_factory=list)
@ -67,11 +67,12 @@ class Model:
geometry: List[GeometrySegment] = None
collisionprimitive: CollisionPrimitive = None
vgroups_to_modelnames_map : Dict[int, str] = None
@dataclass
class Animation:
""" Class representing 'CYCL' + 'KFR3' sections in a .msh file """
name: str = "open"
anim_type: str = "HardSkinned"
bone_transforms: Dict[str, List[ModelTransform]] = field(default_factory=dict)

View File

@ -4,7 +4,7 @@
import bpy
import math
from enum import Enum
from typing import List, Set, Dict, Tuple
from typing import List, Set, Dict, Tuple, Set
from itertools import zip_longest
from .msh_model import *
from .msh_model_utilities import *
@ -22,11 +22,7 @@ def gather_models(apply_modifiers: bool, export_target: str) -> List[Model]:
parents = create_parents_set()
models_list: List[Model] = []
model_indices: Dict[str, int] = {}
for i, uneval_obj in enumerate(select_objects(export_target)):
if not (uneval_obj.type in SKIPPED_OBJECT_TYPES and uneval_obj.name not in parents):
model_indices[uneval_obj.name] = i
skeleton: bpy.types.Armature = None
for uneval_obj in select_objects(export_target):
if uneval_obj.type in SKIPPED_OBJECT_TYPES and uneval_obj.name not in parents:
@ -50,19 +46,23 @@ def gather_models(apply_modifiers: bool, export_target: str) -> List[Model]:
if obj.parent is not None:
if obj.parent.type == "ARMATURE":
model.parent = obj.parent.parent.name
else:
model.parent = obj.parent.name
skeleton = obj.parent
parent_bone_name = obj.parent_bone
if parent_bone_name == "":
model.parent = obj.parent.parent
else:
model.parent = parent_bone_name
if model.model_type == ModelType.SKIN:
model.vgroups_to_modelnames_map = {}
for i, vgroup in enumerate(obj.vertex_groups):
vgroups_to_modelnames_map[i] = vgroup.name
if obj.type in MESH_OBJECT_TYPES:
mesh = obj.to_mesh()
vgroups_to_indices = {}
for i, vgroup in enumerate(obj.vertex_groups):
vgroups_to_indices[i] = model_indices[vgroup.name]
model.geometry = create_mesh_geometry(mesh, vgroups_to_indices)
model.geometry = create_mesh_geometry(mesh, model.model_type == ModelType.SKIN)
obj.to_mesh_clear()
_, _, world_scale = obj.matrix_world.decompose()
@ -80,6 +80,30 @@ def gather_models(apply_modifiers: bool, export_target: str) -> List[Model]:
models_list.append(model)
for bone in skeleton.data.bones:
model = Model()
model.name = bone.name
model.model_type = ModelType.NULL
model.hidden = False
local_translation, local_rotation, _ = bone.matrix_local.decompose()
model.transform.rotation = convert_rotation_space(local_rotation)
model.transform.translation = convert_vector_space(local_translation)
parent_name = bone.parent
if parent_name is not None:
model.parent = parent_name
else:
if skeleton.parent is not None:
model.parent = skeleton.parent.name
else:
model.parent = None
models_list.append(model)
return models_list
def create_parents_set() -> Set[str]:
@ -94,7 +118,7 @@ def create_parents_set() -> Set[str]:
return parents
def create_mesh_geometry(mesh: bpy.types.Mesh, vgrps_to_indices : Dict[int, int]) -> List[GeometrySegment]:
def create_mesh_geometry(mesh: bpy.types.Mesh, is_skinned : bool) -> List[GeometrySegment]:
""" Creates a list of GeometrySegment objects from a Blender mesh.
Does NOT create triangle strips in the GeometrySegment however. """
@ -115,10 +139,6 @@ def create_mesh_geometry(mesh: bpy.types.Mesh, vgrps_to_indices : Dict[int, int]
for segment in segments:
segment.colors = []
if vgrps_to_indices:
for segment in segments:
segment.weights = []
for segment, material in zip(segments, mesh.materials):
segment.material_name = material.name
@ -172,13 +192,15 @@ def create_mesh_geometry(mesh: bpy.types.Mesh, vgrps_to_indices : Dict[int, int]
segment.positions.append(convert_vector_space(mesh.vertices[vertex_index].co))
segment.normals.append(convert_vector_space(vertex_normal))
if vgrps_to_indices is not None:
for i,grp_el in mesh.vertices[vertex_index].groups:
segment.weights.append(tuple(vgrps_to_indices[grp_el.group], grp_el.weight))
if i > 3:
break
while (i < 3):
segment.weights.append(tuple(0,0.0))
if is_skinned:
for i,grp_el in mesh.vertices[vertex_index].groups:
segment.weights.append(tuple(grp_el.group, grp_el.weight))
print("Adding weight to group {grp_el.group} of value {grp_el.weight}")
if i > 3: #will have to look into aramture/skin settings for limiting envolopes to 4 weights...
break
while i < 3:
segment.weights.append(tuple(0,0.0))
i+=1
if mesh.uv_layers.active is None:
segment.texcoords.append(Vector((0.0, 0.0)))

View File

@ -46,6 +46,7 @@ class Scene:
models: List[Model] = field(default_factory=list)
anims: List[Animation] = field(default_factory=list)
def create_scene(generate_triangle_strips: bool, apply_modifiers: bool, export_target: str) -> Scene:
""" Create a msh Scene from the active Blender scene. """
@ -69,9 +70,23 @@ def create_scene(generate_triangle_strips: bool, apply_modifiers: bool, export_t
if has_multiple_root_models(scene.models):
scene.models = reparent_model_roots(scene.models)
#now that we've collected all models, we should remap WGHT indices...
names_to_indices = {}
for i,model in enumerate(scene.models):
names_to_indices[model.name] = i;
for model in scene.models:
if model.model_type == ModelType.SKIN:
for segment in model.geometry:
for i in range(len(segment.weights)):
vgroup_index = segment.weights[i][0]
segment.weights[i][0] = names_to_indices[model.vgroups_to_modelnames_map[vgroup_index]]
scene.materials = remove_unused_materials(scene.materials, scene.models)
scene.anims = gather_animdata(bpy.context.scene.objects["Armature"])
#scene.anims = gather_animdata(bpy.context.scene.objects["Armature"])
return scene

View File

@ -26,11 +26,11 @@ def save_scene(output_file, scene: Scene):
for index, model in enumerate(scene.models):
with msh2.create_child("MODL") as modl:
_write_modl(modl, model, index, material_index)
_write_modl(modl, model, index, material_index, scene)
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
# for anim in scene.anims:
# _write_anm2(anm2, anim)
with hedr.create_child("CL1L"):
pass
@ -103,7 +103,7 @@ def _write_matd(matd: Writer, material_name: str, material: Material):
with matd.create_child("TX3D") as tx3d:
tx3d.write_string(material.texture3)
def _write_modl(modl: Writer, model: Model, index: int, material_index: Dict[str, int]):
def _write_modl(modl: Writer, model: Model, index: int, material_index: Dict[str, int], scene: Scene):
with modl.create_child("MTYP") as mtyp:
mtyp.write_u32(model.model_type.value)
@ -129,9 +129,12 @@ def _write_modl(modl: Writer, model: Model, index: int, material_index: Dict[str
for segment in model.geometry:
with geom.create_child("SEGM") as segm:
_write_segm(segm, segment, material_index)
if model.type = ModelType.SKIN:
with modl.create_child("ENVL") as envl:
if model.model_type == ModelType.SKIN:
with modl.create_child("ENVL") as envl:
envl.write_u32(len(scene.models))
for i in range(len(scene.models)):
envl.write_u32(i)
if model.collisionprimitive is not None:
with modl.create_child("SWCI") as swci:
@ -162,6 +165,13 @@ def _write_segm(segm: Writer, segment: GeometrySegment, material_index: Dict[str
for normal in segment.normals:
nrml.write_f32(normal.x, normal.y, normal.z)
if segment.weights is not None:
with segm.create_child("WGHT") as wght:
wght.write_u32(len(segment.weights) / 4)
for weight in segment.weights:
wght.write_u32(weight[0])
wght.write_f32(weight[1])
if segment.colors is not None:
with segm.create_child("CLRL") as clrl:
clrl.write_u32(len(segment.colors))
@ -207,7 +217,7 @@ def _write_anm2(anm2: Writer, anim: Animation):
cycl.write_u32(1)
cycl.write_string(anim.name)
for _ in range(64 - (len(anim.name) + 1)):
for _ in range(63 - len(anim.name)):
cycl.write_u8(0)
cycl.write_f32(10.0) #test framerate