itdominator/SWBF-msh-Blender-IO
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Models with basic materials importing correctly

Browse Source
This commit is contained in:
William Herald Snyder 2020-10-30 16:59:54 -04:00
parent 1cc6a8d08d
commit b8afa1ed10
4 changed files with 171 additions and 91 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
addons/io_scene_swbf_msh/__init__.py
View File

@ -60,6 +60,7 @@ from .msh_scene import create_scene
from .msh_scene_save import save_scene
from .msh_scene_read import read_scene
from .msh_material_properties import *
from .msh_to_blend import *
class ExportMSH(Operator, ExportHelper):
""" Export the current scene as a SWBF .msh file. """
@ -133,7 +134,7 @@ class ImportMSH(Operator, ImportHelper):
def execute(self, context):
with open(self.filepath, 'rb') as input_file:
read_scene(input_file)
extract_scene(read_scene(input_file))
return {'FINISHED'}
def menu_func_import(self, context):

5
addons/io_scene_swbf_msh/msh_material.py
View File

@ -32,8 +32,9 @@ class MaterialFlags(Flag):
@dataclass
class Material:
""" Data class representing a .msh material.
Intended to be stored in a dictionary so name is missing. """
""" Data class representing a .msh material."""
name: str = ""
specular_color: Color = Color((1.0, 1.0, 1.0))
rendertype: Rendertype = Rendertype.NORMAL

130
addons/io_scene_swbf_msh/msh_scene_read.py
View File

@ -1,4 +1,4 @@
""" Contains functions for saving a Scene to a .msh file. """
""" Contains functions for extracting a scene from a .msh file"""
from itertools import islice
from typing import Dict
@ -14,42 +14,52 @@ def read_scene(input_file) -> Scene:
scene = Scene()
scene.models = []
scene.materials = {}
with Reader(file=input_file, chunk_id="HEDR") as hedr:
with hedr.read_child("MSH2") as msh2:
with msh2.read_child("SINF") as sinf:
pass
while hedr.could_have_child():
materials_list: List[str] = []
next_header = hedr.peak_next_header()
with msh2.read_child("MATL") as matl:
materials_list = _read_matl_and_get_materials_list(matl)
if "MSH2" in next_header:
while ("MODL" in msh2.peak_next_header()):
with msh2.read_child("MODL") as modl:
scene.models.append(_read_modl(modl, materials_list))
with hedr.read_child("MSH2") as msh2:
mats_dict = {}
for i,mat in enumerate(materials_list):
mats_dict["Material" + str(i)] = mat
materials_list = []
scene.materials = mats_dict
while (msh2.could_have_child()):
#with hedr.read_child("ANM2") as anm2: #simple for now
# for anim in scene.anims:
# _write_anm2(anm2, anim)
next_header = msh2.peak_next_header()
#with hedr.read_child("CL1L"):
# pass
if "SINF" in next_header:
with msh2.read_child("SINF") as sinf:
pass
elif "MATL" in next_header:
with msh2.read_child("MATL") as matl:
materials_list += _read_matl_and_get_materials_list(matl)
for i,mat in enumerate(materials_list):
scene.materials[mat.name] = mat
elif "MODL" in next_header:
while ("MODL" in msh2.peak_next_header()):
with msh2.read_child("MODL") as modl:
scene.models.append(_read_modl(modl, materials_list))
else:
with hedr.read_child("NULL") as unknown:
pass
else:
with hedr.read_child("NULL") as unknown:
pass
return scene
def _read_matl_and_get_materials_list(matl: Reader) -> List[str]:
materials_list: List[str] = []
def _read_matl_and_get_materials_list(matl: Reader) -> List[Material]:
materials_list: List[Material] = []
num_mats = matl.read_u32()
@ -72,7 +82,6 @@ def _read_matd(matd: Reader) -> Material:
if "NAME" in next_header:
with matd.read_child("NAME") as name:
mat.name = name.read_string()
print(matd.indent + "Got a new material: " + mat.name)
elif "DATA" in next_header:
with matd.read_child("DATA") as data:
@ -109,7 +118,7 @@ def _read_matd(matd: Reader) -> Material:
return mat
def _read_modl(modl: Reader, materials_list: List[str]) -> Model:
def _read_modl(modl: Reader, materials_list: List[Material]) -> Model:
model = Model()
@ -119,7 +128,7 @@ def _read_modl(modl: Reader, materials_list: List[str]) -> Model:
if "MTYP" in next_header:
with modl.read_child("MTYP") as mtyp:
model.model_type = mtyp.read_u32()
model.model_type = ModelType(mtyp.read_u32())
elif "MNDX" in next_header:
with modl.read_child("MNDX") as mndx:
@ -128,7 +137,6 @@ def _read_modl(modl: Reader, materials_list: List[str]) -> Model:
elif "NAME" in next_header:
with modl.read_child("NAME") as name:
model.name = name.read_string()
print(modl.indent + "New model: " + model.name)
elif "PRNT" in next_header:
with modl.read_child("PRNT") as prnt:
@ -151,13 +159,7 @@ def _read_modl(modl: Reader, materials_list: List[str]) -> Model:
if "SEGM" in next_header_modl:
with geom.read_child("SEGM") as segm:
model.geometry.append(_read_segm(segm, materials_list))
'''
if model.model_type == ModelType.SKIN:
with modl.read_child("ENVL") as envl:
envl.write_u32(len(scene.models))
for i in range(len(scene.models)):
envl.write_u32(i)
'''
elif "SWCI" in next_header:
prim = CollisionPrimitive()
with modl.read_child("SWCI") as swci:
@ -171,6 +173,7 @@ def _read_modl(modl: Reader, materials_list: List[str]) -> Model:
with modl.read_child("NULL") as unknown:
pass
return model
def _read_tran(tran: Reader) -> ModelTransform:
@ -178,14 +181,15 @@ def _read_tran(tran: Reader) -> ModelTransform:
xform = ModelTransform()
tran.skip_bytes(4 * 3) #ignore scale
xform.rotation = Quaternion(tran.read_f32(4))
xform.position = Vector(tran.read_f32(3))
rot = tran.read_f32(4)
xform.rotation = Quaternion((rot[3], rot[0], rot[1], rot[2]))
xform.translation = Vector(tran.read_f32(3))
return xform
def _read_segm(segm: Reader, materials_list: List[str]) -> GeometrySegment:
def _read_segm(segm: Reader, materials_list: List[Material]) -> GeometrySegment:
geometry_seg = GeometrySegment()
@ -195,7 +199,7 @@ def _read_segm(segm: Reader, materials_list: List[str]) -> GeometrySegment:
if "MATI" in next_header:
with segm.read_child("MATI") as mati:
geometry_seg.material_name = materials_list[mati.read_u32()]
geometry_seg.material_name = materials_list[mati.read_u32()].name
elif "POSL" in next_header:
with segm.read_child("POSL") as posl:
@ -211,15 +215,6 @@ def _read_segm(segm: Reader, materials_list: List[str]) -> GeometrySegment:
for _ in range(num_positions):
geometry_seg.normals.append(Vector(nrml.read_f32(3)))
elif "WGHT" in next_header:
geometry_seg.weights = []
with segm.read_child("WGHT") as wght:
num_boneweights = wght.read_u32()
for _ in range(num_boneweights):
geometry_seg.weights.append((wght.read_u32(), wght.read_f32()))
elif "CLRL" in next_header:
geometry_seg.colors = []
@ -255,7 +250,7 @@ def _read_segm(segm: Reader, materials_list: List[str]) -> GeometrySegment:
with segm.read_child("STRP") as strp:
pass
if segm.read_u16 != 0: #trailing 0 bug
if segm.read_u16 != 0: #trailing 0 bug https://schlechtwetterfront.github.io/ze_filetypes/msh.html#STRP
segm.skip_bytes(-2)
else:
@ -265,44 +260,3 @@ def _read_segm(segm: Reader, materials_list: List[str]) -> GeometrySegment:
return geometry_seg
'''
def _write_anm2(anm2: Writer, anim: Animation):
with anm2.read_child("CYCL") as cycl:
cycl.write_u32(1)
cycl.write_string(anim.name)
for _ in range(63 - len(anim.name)):
cycl.write_u8(0)
cycl.write_f32(10.0) #test framerate
cycl.write_u32(0) #what does play style refer to?
cycl.write_u32(0, 20) #first frame indices
with anm2.read_child("KFR3") as kfr3:
kfr3.write_u32(len(anim.bone_transforms.keys()))
for boneName in anim.bone_transforms.keys():
kfr3.write_u32(crc(boneName))
kfr3.write_u32(0) #what is keyframe type?
kfr3.write_u32(21, 21) #basic testing
for i, xform in enumerate(anim.bone_transforms[boneName]):
kfr3.write_u32(i)
kfr3.write_f32(xform.translation.x, xform.translation.y, xform.translation.z)
for i, xform in enumerate(anim.bone_transforms[boneName]):
kfr3.write_u32(i)
kfr3.write_f32(xform.rotation.x, xform.rotation.y, xform.rotation.z, xform.rotation.w)
'''

124
addons/io_scene_swbf_msh/msh_to_blend.py Normal file
View File

@ -0,0 +1,124 @@
""" Gathers the Blender objects from the current scene and returns them as a list of
Model objects. """
import bpy
import bmesh
import math
from enum import Enum
from typing import List, Set, Dict, Tuple
from itertools import zip_longest
from .msh_scene import Scene
from .msh_model import *
from .msh_model_utilities import *
from .msh_utilities import *
from .msh_model_gather import *
def extract_models(models, materials_map):
model_map = {}
for model in sort_by_parent(models):
if model.model_type != ModelType.STATIC:
new_obj = bpy.data.objects.new(model.name, None)
new_obj.empty_display_size = 1
new_obj.empty_display_type = 'PLAIN_AXES'
else:
new_mesh = bpy.data.meshes.new(model.name)
verts = []
faces = []
offset = 0
mat_name = ""
for i,seg in enumerate(model.geometry):
if i == 0:
mat_name = seg.material_name
verts += [tuple(convert_vector_space(v)) for v in seg.positions]
faces += [tuple([ind + offset for ind in tri]) for tri in seg.triangles]
offset += len(seg.positions)
new_mesh.from_pydata(verts, [], faces)
new_mesh.update()
new_mesh.validate()
edit_mesh = bmesh.new()
edit_mesh.from_mesh(new_mesh)
uvlayer = edit_mesh.loops.layers.uv.verify()
for edit_mesh_face in edit_mesh.faces:
mesh_face = faces[edit_mesh_face.index]
for i,loop in enumerate(edit_mesh_face.loops):
texcoord = seg.texcoords[mesh_face[i]]
loop[uvlayer].uv = tuple([texcoord.x, texcoord.y])
edit_mesh.to_mesh(new_mesh)
edit_mesh.free()
new_obj = bpy.data.objects.new(new_mesh.name, new_mesh)
'''
Assign Materials - will do per segment later...
'''
if mat_name:
material = materials_map[mat_name]
if new_obj.data.materials:
new_obj.data.materials[0] = material
else:
new_obj.data.materials.append(material)
model_map[model.name] = new_obj
if model.parent:
new_obj.parent = model_map[model.parent]
new_obj.location = convert_vector_space(model.transform.translation)
new_obj.rotation_mode = "QUATERNION"
new_obj.rotation_quaternion = convert_rotation_space(model.transform.rotation)
bpy.context.collection.objects.link(new_obj)
def extract_materials(scene: Scene) -> Dict[str,bpy.types.Material]:
extracted_materials = {}
for material_name in scene.materials.keys():
new_mat = bpy.data.materials.new(name=material_name)
new_mat.use_nodes = True
bsdf = new_mat.node_tree.nodes["Principled BSDF"]
texImage = new_mat.node_tree.nodes.new('ShaderNodeTexImage')
texImage.image = bpy.data.images.load("/Users/will/Desktop/grad.png")
new_mat.node_tree.links.new(bsdf.inputs['Base Color'], texImage.outputs['Color'])
extracted_materials[material_name] = new_mat
return extracted_materials
def extract_scene(scene: Scene):
matmap = extract_materials(scene)
extract_models(scene.models, matmap)