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Node Wrangler: Improved accuracy on Align Nodes operator #104551

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quackarooni wants to merge 18 commits from quackarooni/blender-addons:nw_rework_align_nodes into main
pull from: quackarooni/blender-addons:nw_rework_align_nodes
merge into: blender:main

When changing the target branch, be careful to rebase the branch in your fork to match. See documentation.
Conversation 8 Commits 18 Files Changed 4 +286 -237
5 changed files with 286 additions and 237 deletions
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118
io_scene_3ds/export_3ds.py
View File

@ -18,14 +18,14 @@ from bpy_extras import node_shader_utils
################### ###################
# Some of the chunks that we will export # Some of the chunks that we will export
# ----- Primary Chunk, at the beginning of each file # >----- Primary Chunk, at the beginning of each file
PRIMARY = 0x4D4D PRIMARY = 0x4D4D
# ------ Main Chunks # >----- Main Chunks
VERSION = 0x0002 # This gives the version of the .3ds file VERSION = 0x0002 # This gives the version of the .3ds file
KFDATA = 0xB000 # This is the header for all of the key frame info KFDATA = 0xB000 # This is the header for all of the key frame info
# ------ sub defines of OBJECTINFO # >----- sub defines of OBJECTINFO
OBJECTINFO = 0x3D3D # Main mesh object chunk before the material and object information OBJECTINFO = 0x3D3D # Main mesh object chunk before the material and object information
MESHVERSION = 0x3D3E # This gives the version of the mesh MESHVERSION = 0x3D3E # This gives the version of the mesh
AMBIENTLIGHT = 0x2100 # The color of the ambient light AMBIENTLIGHT = 0x2100 # The color of the ambient light
@ -41,9 +41,16 @@ MATSHINESS = 0xA040 # Specular intensity of the object/material (percent)
MATSHIN2 = 0xA041 # Reflection of the object/material (percent) MATSHIN2 = 0xA041 # Reflection of the object/material (percent)
MATSHIN3 = 0xA042 # metallic/mirror of the object/material (percent) MATSHIN3 = 0xA042 # metallic/mirror of the object/material (percent)
MATTRANS = 0xA050 # Transparency value (100-OpacityValue) (percent) MATTRANS = 0xA050 # Transparency value (100-OpacityValue) (percent)
MATSELFILLUM = 0xA080 # # Material self illumination flag
MATSELFILPCT = 0xA084 # Self illumination strength (percent) MATSELFILPCT = 0xA084 # Self illumination strength (percent)
MATWIRE = 0xA085 # Material wireframe rendered flag
MATFACEMAP = 0xA088 # Face mapped textures flag
MATPHONGSOFT = 0xA08C # Phong soften material flag
MATWIREABS = 0xA08E # Wire size in units flag
MATWIRESIZE = 0xA087 # Rendered wire size in pixels
MATSHADING = 0xA100 # Material shading method MATSHADING = 0xA100 # Material shading method
# >------ sub defines of MAT_MAP
MAT_DIFFUSEMAP = 0xA200 # This is a header for a new diffuse texture MAT_DIFFUSEMAP = 0xA200 # This is a header for a new diffuse texture
MAT_SPECMAP = 0xA204 # head for specularity map MAT_SPECMAP = 0xA204 # head for specularity map
MAT_OPACMAP = 0xA210 # head for opacity map MAT_OPACMAP = 0xA210 # head for opacity map
@ -53,9 +60,7 @@ MAT_BUMP_PERCENT = 0xA252 # Normalmap strength (percent)
MAT_TEX2MAP = 0xA33A # head for secondary texture MAT_TEX2MAP = 0xA33A # head for secondary texture
MAT_SHINMAP = 0xA33C # head for roughness map MAT_SHINMAP = 0xA33C # head for roughness map
MAT_SELFIMAP = 0xA33D # head for emission map MAT_SELFIMAP = 0xA33D # head for emission map
MAT_MAP_FILE = 0xA300 # This holds the file name of a texture
# >------ sub defines of MAT_MAP
MATMAPFILE = 0xA300 # This holds the file name of a texture
MAT_MAP_TILING = 0xa351 # 2nd bit (from LSB) is mirror UV flag MAT_MAP_TILING = 0xa351 # 2nd bit (from LSB) is mirror UV flag
MAT_MAP_TEXBLUR = 0xA353 # Texture blurring factor MAT_MAP_TEXBLUR = 0xA353 # Texture blurring factor
MAT_MAP_USCALE = 0xA354 # U axis scaling MAT_MAP_USCALE = 0xA354 # U axis scaling
@ -103,12 +108,6 @@ OBJECT_SMOOTH = 0x4150 # The objects smooth groups
OBJECT_TRANS_MATRIX = 0x4160 # The Object Matrix OBJECT_TRANS_MATRIX = 0x4160 # The Object Matrix
# >------ sub defines of KFDATA # >------ sub defines of KFDATA
KFDATA_KFHDR = 0xB00A
KFDATA_KFSEG = 0xB008
KFDATA_KFCURTIME = 0xB009
KFDATA_OBJECT_NODE_TAG = 0xB002
# >------ sub defines of OBJECT_NODE_TAG
AMBIENT_NODE_TAG = 0xB001 # Ambient node tag AMBIENT_NODE_TAG = 0xB001 # Ambient node tag
OBJECT_NODE_TAG = 0xB002 # Object tree tag OBJECT_NODE_TAG = 0xB002 # Object tree tag
CAMERA_NODE_TAG = 0xB003 # Camera object tag CAMERA_NODE_TAG = 0xB003 # Camera object tag
@ -116,6 +115,11 @@ TARGET_NODE_TAG = 0xB004 # Camera target tag
LIGHT_NODE_TAG = 0xB005 # Light object tag LIGHT_NODE_TAG = 0xB005 # Light object tag
LTARGET_NODE_TAG = 0xB006 # Light target tag LTARGET_NODE_TAG = 0xB006 # Light target tag
SPOT_NODE_TAG = 0xB007 # Spotlight tag SPOT_NODE_TAG = 0xB007 # Spotlight tag
KFDATA_KFSEG = 0xB008 # Frame start & end
KFDATA_KFCURTIME = 0xB009 # Frame current
KFDATA_KFHDR = 0xB00A # Keyframe header
# >------ sub defines of OBJECT_NODE_TAG
OBJECT_NODE_ID = 0xB030 # Object hierachy ID OBJECT_NODE_ID = 0xB030 # Object hierachy ID
OBJECT_NODE_HDR = 0xB010 # Hierachy tree header OBJECT_NODE_HDR = 0xB010 # Hierachy tree header
OBJECT_INSTANCE_NAME = 0xB011 # Object instance name OBJECT_INSTANCE_NAME = 0xB011 # Object instance name
@ -149,7 +153,7 @@ def sane_name(name):
i = 0 i = 0
while new_name in name_unique: while new_name in name_unique:
new_name = new_name_clean + ".%.3d" % i new_name = new_name_clean + '.%.3d' % i
i += 1 i += 1
# note, appending the 'str' version. # note, appending the 'str' version.
@ -178,7 +182,7 @@ class _3ds_ushort(object):
return SZ_SHORT return SZ_SHORT
def write(self, file): def write(self, file):
file.write(struct.pack("<H", self.value)) file.write(struct.pack('<H', self.value))
def __str__(self): def __str__(self):
return str(self.value) return str(self.value)
@ -195,7 +199,7 @@ class _3ds_uint(object):
return SZ_INT return SZ_INT
def write(self, file): def write(self, file):
file.write(struct.pack("<I", self.value)) file.write(struct.pack('<I', self.value))
def __str__(self): def __str__(self):
return str(self.value) return str(self.value)
@ -212,7 +216,7 @@ class _3ds_float(object):
return SZ_FLOAT return SZ_FLOAT
def write(self, file): def write(self, file):
file.write(struct.pack("<f", self.value)) file.write(struct.pack('<f', self.value))
def __str__(self): def __str__(self):
return str(self.value) return str(self.value)
@ -230,7 +234,7 @@ class _3ds_string(object):
return (len(self.value) + 1) return (len(self.value) + 1)
def write(self, file): def write(self, file):
binary_format = "<%ds" % (len(self.value) + 1) binary_format = '<%ds' % (len(self.value) + 1)
file.write(struct.pack(binary_format, self.value)) file.write(struct.pack(binary_format, self.value))
def __str__(self): def __str__(self):
@ -258,19 +262,19 @@ class _3ds_point_3d(object):
''' '''
class _3ds_point_4d(object): class _3ds_point_4d(object):
"""Class representing a four-dimensional point for a 3ds file, for instance a quaternion.""" """Class representing a four-dimensional point for a 3ds file, for instance a quaternion."""
__slots__ = "x","y","z","w" __slots__ = "w","x","y","z"
def __init__(self, point=(0.0,0.0,0.0,0.0)): def __init__(self, point=(0.0,0.0,0.0,0.0)):
self.x, self.y, self.z, self.w = point self.w, self.x, self.y, self.z = point
def get_size(self): def get_size(self):
return 4*SZ_FLOAT return 4*SZ_FLOAT
def write(self,file): def write(self,file):
data=struct.pack('<4f', self.x, self.y, self.z, self.w) data=struct.pack('<4f', self.w, self.x, self.y, self.z)
file.write(data) file.write(data)
def __str__(self): def __str__(self):
return '(%f, %f, %f, %f)' % (self.x, self.y, self.z, self.w) return '(%f, %f, %f, %f)' % (self.w, self.x, self.y, self.z)
''' '''
@ -342,15 +346,14 @@ class _3ds_face(object):
def write(self, file): def write(self, file):
# The last short is used for face flags # The last short is used for face flags
file.write(struct.pack("<4H", self.vindex[0], self.vindex[1], self.vindex[2], self.flag)) file.write(struct.pack('<4H', self.vindex[0], self.vindex[1], self.vindex[2], self.flag))
def __str__(self): def __str__(self):
return "[%d %d %d %d]" % (self.vindex[0], self.vindex[1], self.vindex[2], self.flag) return '[%d %d %d %d]' % (self.vindex[0], self.vindex[1], self.vindex[2], self.flag)
class _3ds_array(object): class _3ds_array(object):
"""Class representing an array of variables for a 3ds file. """Class representing an array of variables for a 3ds file.
Consists of a _3ds_ushort to indicate the number of items, followed by the items themselves. Consists of a _3ds_ushort to indicate the number of items, followed by the items themselves.
""" """
__slots__ = "values", "size" __slots__ = "values", "size"
@ -411,7 +414,6 @@ class _3ds_named_variable(object):
# the chunk class # the chunk class
class _3ds_chunk(object): class _3ds_chunk(object):
"""Class representing a chunk in a 3ds file. """Class representing a chunk in a 3ds file.
Chunks contain zero or more variables, followed by zero or more subchunks. Chunks contain zero or more variables, followed by zero or more subchunks.
""" """
__slots__ = "ID", "size", "variables", "subchunks" __slots__ = "ID", "size", "variables", "subchunks"
@ -424,8 +426,8 @@ class _3ds_chunk(object):
def add_variable(self, name, var): def add_variable(self, name, var):
"""Add a named variable. """Add a named variable.
The name is mostly for debugging purposes.""" The name is mostly for debugging purposes."""
self.variables.append(_3ds_named_variable(name, var)) self.variables.append(_3ds_named_variable(name, var))
def add_subchunk(self, chunk): def add_subchunk(self, chunk):
@ -434,8 +436,8 @@ class _3ds_chunk(object):
def get_size(self): def get_size(self):
"""Calculate the size of the chunk and return it. """Calculate the size of the chunk and return it.
The sizes of the variables and subchunks are used to determine this chunk\'s size.""" The sizes of the variables and subchunks are used to determine this chunk\'s size."""
tmpsize = self.ID.get_size() + self.size.get_size() tmpsize = self.ID.get_size() + self.size.get_size()
for variable in self.variables: for variable in self.variables:
tmpsize += variable.get_size() tmpsize += variable.get_size()
@ -459,8 +461,8 @@ class _3ds_chunk(object):
def write(self, file): def write(self, file):
"""Write the chunk to a file. """Write the chunk to a file.
Uses the write function of the variables and the subchunks to do the actual work.""" Uses the write function of the variables and the subchunks to do the actual work."""
# write header # write header
self.ID.write(file) self.ID.write(file)
self.size.write(file) self.size.write(file)
@ -471,12 +473,11 @@ class _3ds_chunk(object):
def dump(self, indent=0): def dump(self, indent=0):
"""Write the chunk to a file. """Write the chunk to a file.
Dump is used for debugging purposes, to dump the contents of a chunk to the standard output. Dump is used for debugging purposes, to dump the contents of a chunk to the standard output.
Uses the dump function of the named variables and the subchunks to do the actual work.""" Uses the dump function of the named variables and the subchunks to do the actual work."""
print(indent * " ", print(indent * " ",
"ID=%r" % hex(self.ID.value), 'ID=%r' % hex(self.ID.value),
"size=%r" % self.get_size()) 'size=%r' % self.get_size())
for variable in self.variables: for variable in self.variables:
variable.dump(indent + 1) variable.dump(indent + 1)
for subchunk in self.subchunks: for subchunk in self.subchunks:
@ -501,17 +502,16 @@ def get_material_image(material):
def get_uv_image(ma): def get_uv_image(ma):
""" Get image from material wrapper.""" """ Get image from material wrapper."""
if ma and ma.use_nodes: if ma and ma.use_nodes:
ma_wrap = node_shader_utils.PrincipledBSDFWrapper(ma) mat_wrap = node_shader_utils.PrincipledBSDFWrapper(ma)
ma_tex = ma_wrap.base_color_texture mat_tex = mat_wrap.base_color_texture
if ma_tex and ma_tex.image is not None: if mat_tex and mat_tex.image is not None:
return ma_tex.image return mat_tex.image
else: else:
return get_material_image(ma) return get_material_image(ma)
def make_material_subchunk(chunk_id, color): def make_material_subchunk(chunk_id, color):
"""Make a material subchunk. """Make a material subchunk.
Used for color subchunks, such as diffuse color or ambient color subchunks.""" Used for color subchunks, such as diffuse color or ambient color subchunks."""
mat_sub = _3ds_chunk(chunk_id) mat_sub = _3ds_chunk(chunk_id)
col1 = _3ds_chunk(RGB1) col1 = _3ds_chunk(RGB1)
@ -536,20 +536,20 @@ def make_percent_subchunk(chunk_id, percent):
def make_texture_chunk(chunk_id, images): def make_texture_chunk(chunk_id, images):
"""Make Material Map texture chunk.""" """Make Material Map texture chunk."""
# Add texture percentage value (100 = 1.0) # Add texture percentage value (100 = 1.0)
ma_sub = make_percent_subchunk(chunk_id, 1) mat_sub = make_percent_subchunk(chunk_id, 1)
has_entry = False has_entry = False
def add_image(img): def add_image(img):
filename = bpy.path.basename(image.filepath) filename = bpy.path.basename(image.filepath)
ma_sub_file = _3ds_chunk(MATMAPFILE) mat_sub_file = _3ds_chunk(MAT_MAP_FILE)
ma_sub_file.add_variable("image", _3ds_string(sane_name(filename))) mat_sub_file.add_variable("image", _3ds_string(sane_name(filename)))
ma_sub.add_subchunk(ma_sub_file) mat_sub.add_subchunk(mat_sub_file)
for image in images: for image in images:
add_image(image) add_image(image)
has_entry = True has_entry = True
return ma_sub if has_entry else None return mat_sub if has_entry else None
def make_material_texture_chunk(chunk_id, texslots, pct): def make_material_texture_chunk(chunk_id, texslots, pct):
@ -565,35 +565,29 @@ def make_material_texture_chunk(chunk_id, texslots, pct):
image = texslot.image image = texslot.image
filename = bpy.path.basename(image.filepath) filename = bpy.path.basename(image.filepath)
mat_sub_file = _3ds_chunk(MATMAPFILE) mat_sub_file = _3ds_chunk(MAT_MAP_FILE)
mat_sub_file.add_variable("mapfile", _3ds_string(sane_name(filename))) mat_sub_file.add_variable("mapfile", _3ds_string(sane_name(filename)))
mat_sub.add_subchunk(mat_sub_file) mat_sub.add_subchunk(mat_sub_file)
for link in texslot.socket_dst.links: for link in texslot.socket_dst.links:
socket = link.from_socket.identifier socket = link.from_socket.identifier
maptile = 0 mat_sub_mapflags = _3ds_chunk(MAT_MAP_TILING)
mapflags = 0
# no perfect mapping for mirror modes - 3DS only has uniform mirror w. repeat=2 # no perfect mapping for mirror modes - 3DS only has uniform mirror w. repeat=2
if texslot.extension == 'EXTEND': if texslot.extension == 'EXTEND': # decal flag
maptile |= 0x1 mapflags |= 0x1
# CLIP maps to 3DS' decal flag # CLIP maps to 3DS' decal flag
elif texslot.extension == 'CLIP': if texslot.extension == 'CLIP': # no wrap
maptile |= 0x10 mapflags |= 0x10
mat_sub_tile = _3ds_chunk(MAT_MAP_TILING)
mat_sub_tile.add_variable("tiling", _3ds_ushort(maptile))
mat_sub.add_subchunk(mat_sub_tile)
if socket == 'Alpha': if socket == 'Alpha':
mat_sub_alpha = _3ds_chunk(MAP_TILING) mapflags |= 0x40 # summed area sampling 0x20
alphaflag |= 0x40 # summed area sampling 0x20 if texslot.socket_dst.identifier in {'Base Color', 'Specular'}:
mat_sub_alpha.add_variable("alpha", _3ds_ushort(alphaflag)) mapflags |= 0x80 if image.colorspace_settings.name=='Non-Color' else 0x200 # RGB tint
mat_sub.add_subchunk(mat_sub_alpha)
if texslot.socket_dst.identifier in {'Base Color', 'Specular'}: mat_sub_mapflags.add_variable("mapflags", _3ds_ushort(mapflags))
mat_sub_tint = _3ds_chunk(MAP_TILING) # RGB tint 0x200 mat_sub.add_subchunk(mat_sub_mapflags)
tint |= 0x80 if texslot.image.colorspace_settings.name == 'Non-Color' else 0x200
mat_sub_tint.add_variable("tint", _3ds_ushort(tint))
mat_sub.add_subchunk(mat_sub_tint)
mat_sub_texblur = _3ds_chunk(MAT_MAP_TEXBLUR) # Based on observation this is usually 1.0 mat_sub_texblur = _3ds_chunk(MAT_MAP_TEXBLUR) # Based on observation this is usually 1.0
mat_sub_texblur.add_variable("maptexblur", _3ds_float(1.0)) mat_sub_texblur.add_variable("maptexblur", _3ds_float(1.0))
@ -1089,7 +1083,6 @@ def make_kfdata(start=0, stop=0, curtime=0):
def make_track_chunk(ID, obj): def make_track_chunk(ID, obj):
"""Make a chunk for track data. """Make a chunk for track data.
Depending on the ID, this will construct a position, rotation or scale track.""" Depending on the ID, this will construct a position, rotation or scale track."""
track_chunk = _3ds_chunk(ID) track_chunk = _3ds_chunk(ID)
track_chunk.add_variable("track_flags", _3ds_ushort()) track_chunk.add_variable("track_flags", _3ds_ushort())
@ -1127,13 +1120,12 @@ def make_track_chunk(ID, obj):
def make_kf_obj_node(obj, name_to_id): def make_kf_obj_node(obj, name_to_id):
"""Make a node chunk for a Blender object. """Make a node chunk for a Blender object.
Takes the Blender object as a parameter. Object id's are taken from the dictionary name_to_id. Takes the Blender object as a parameter. Object id's are taken from the dictionary name_to_id.
Blender Empty objects are converted to dummy nodes.""" Blender Empty objects are converted to dummy nodes."""
name = obj.name name = obj.name
# main object node chunk: # main object node chunk:
kf_obj_node = _3ds_chunk(KFDATA_OBJECT_NODE_TAG) kf_obj_node = _3ds_chunk(OBJECT_NODE_TAG)
# chunk for the object id: # chunk for the object id:
obj_id_chunk = _3ds_chunk(OBJECT_NODE_ID) obj_id_chunk = _3ds_chunk(OBJECT_NODE_ID)
# object id is from the name_to_id dictionary: # object id is from the name_to_id dictionary:

339
io_scene_3ds/import_3ds.py
View File

@ -7,6 +7,7 @@ import struct
import bpy import bpy
import math import math
import mathutils import mathutils
from bpy_extras.image_utils import load_image
from bpy_extras.node_shader_utils import PrincipledBSDFWrapper from bpy_extras.node_shader_utils import PrincipledBSDFWrapper
BOUNDS_3DS = [] BOUNDS_3DS = []
@ -17,29 +18,29 @@ BOUNDS_3DS = []
################### ###################
# Some of the chunks that we will see # Some of the chunks that we will see
# ----- Primary Chunk, at the beginning of each file # >----- Primary Chunk, at the beginning of each file
PRIMARY = 0x4D4D PRIMARY = 0x4D4D
# ------ Main Chunks # >----- Main Chunks
OBJECTINFO = 0x3D3D # This gives the version of the mesh and is found right before the material and object information OBJECTINFO = 0x3D3D # This gives the version of the mesh and is found right before the material and object information
VERSION = 0x0002 # This gives the version of the .3ds file VERSION = 0x0002 # This gives the version of the .3ds file
AMBIENTLIGHT = 0x2100 # The color of the ambient light AMBIENTLIGHT = 0x2100 # The color of the ambient light
EDITKEYFRAME = 0xB000 # This is the header for all of the key frame info EDITKEYFRAME = 0xB000 # This is the header for all of the key frame info
# ------ Data Chunks, used for various attributes # >----- Data Chunks, used for various attributes
COLOR_F = 0x0010 # color defined as 3 floats COLOR_F = 0x0010 # color defined as 3 floats
COLOR_24 = 0x0011 # color defined as 3 bytes COLOR_24 = 0x0011 # color defined as 3 bytes
LIN_COLOR_24 = 0x0012 # linear byte color LIN_COLOR_24 = 0x0012 # linear byte color
LIN_COLOR_F = 0x0013 # linear float color LIN_COLOR_F = 0x0013 # linear float color
PCT_SHORT = 0x30 # percentage short PCT_SHORT = 0x30 # percentage short
PCT_FLOAT = 0x31 # percentage float PCT_FLOAT = 0x31 # percentage float
MASTERSCALE = 0x0100 # Master scale factor
# ------ sub defines of OBJECTINFO # >----- sub defines of OBJECTINFO
MATERIAL = 0xAFFF # This stored the texture info MATERIAL = 0xAFFF # This stored the texture info
OBJECT = 0x4000 # This stores the faces, vertices, etc... OBJECT = 0x4000 # This stores the faces, vertices, etc...
# >------ sub defines of MATERIAL # >------ sub defines of MATERIAL
# ------ sub defines of MATERIAL_BLOCK
MAT_NAME = 0xA000 # This holds the material name MAT_NAME = 0xA000 # This holds the material name
MAT_AMBIENT = 0xA010 # Ambient color of the object/material MAT_AMBIENT = 0xA010 # Ambient color of the object/material
MAT_DIFFUSE = 0xA020 # This holds the color of the object/material MAT_DIFFUSE = 0xA020 # This holds the color of the object/material
@ -48,10 +49,23 @@ MAT_SHINESS = 0xA040 # Roughness of the object/material (percent)
MAT_SHIN2 = 0xA041 # Shininess of the object/material (percent) MAT_SHIN2 = 0xA041 # Shininess of the object/material (percent)
MAT_SHIN3 = 0xA042 # Reflection of the object/material (percent) MAT_SHIN3 = 0xA042 # Reflection of the object/material (percent)
MAT_TRANSPARENCY = 0xA050 # Transparency value of material (percent) MAT_TRANSPARENCY = 0xA050 # Transparency value of material (percent)
MAT_SELF_ILLUM = 0xA080 # Self Illumination value of material MAT_XPFALL = 0xA052 # Transparency falloff value
MAT_REFBLUR = 0xA053 # Reflection blurring value
MAT_SELF_ILLUM = 0xA080 # # Material self illumination flag
MAT_TWO_SIDE = 0xA081 # Material is two sided flag
MAT_DECAL = 0xA082 # Material mapping is decaled flag
MAT_ADDITIVE = 0xA083 # Material has additive transparency flag
MAT_SELF_ILPCT = 0xA084 # Self illumination strength (percent) MAT_SELF_ILPCT = 0xA084 # Self illumination strength (percent)
MAT_WIRE = 0xA085 # Only render's wireframe MAT_WIRE = 0xA085 # Material wireframe rendered flag
MAT_FACEMAP = 0xA088 # Face mapped textures flag
MAT_PHONGSOFT = 0xA08C # Phong soften material flag
MAT_WIREABS = 0xA08E # Wire size in units flag
MAT_WIRESIZE = 0xA087 # Rendered wire size in pixels
MAT_SHADING = 0xA100 # Material shading method MAT_SHADING = 0xA100 # Material shading method
MAT_USE_XPFALL = 0xA240 # Transparency falloff flag
MAT_USE_REFBLUR = 0xA250 # Reflection blurring flag
# >------ sub defines of MATERIAL_MAP
MAT_TEXTURE_MAP = 0xA200 # This is a header for a new texture map MAT_TEXTURE_MAP = 0xA200 # This is a header for a new texture map
MAT_SPECULAR_MAP = 0xA204 # This is a header for a new specular map MAT_SPECULAR_MAP = 0xA204 # This is a header for a new specular map
MAT_OPACITY_MAP = 0xA210 # This is a header for a new opacity map MAT_OPACITY_MAP = 0xA210 # This is a header for a new opacity map
@ -79,7 +93,7 @@ OBJECT_MESH = 0x4100 # This lets us know that we are reading a new object
OBJECT_LIGHT = 0x4600 # This lets us know we are reading a light object OBJECT_LIGHT = 0x4600 # This lets us know we are reading a light object
OBJECT_CAMERA = 0x4700 # This lets us know we are reading a camera object OBJECT_CAMERA = 0x4700 # This lets us know we are reading a camera object
#>------ Sub defines of LIGHT # >------ Sub defines of LIGHT
LIGHT_SPOTLIGHT = 0x4610 # The target of a spotlight LIGHT_SPOTLIGHT = 0x4610 # The target of a spotlight
LIGHT_OFF = 0x4620 # The light is off LIGHT_OFF = 0x4620 # The light is off
LIGHT_ATTENUATE = 0x4625 # Light attenuate flag LIGHT_ATTENUATE = 0x4625 # Light attenuate flag
@ -143,6 +157,7 @@ HOTSPOT_TRACK_TAG = 0xB027 # Keyframe spotlight hotspot track
FALLOFF_TRACK_TAG = 0xB028 # Keyframe spotlight falloff track FALLOFF_TRACK_TAG = 0xB028 # Keyframe spotlight falloff track
HIDE_TRACK_TAG = 0xB029 # Keyframe object hide track HIDE_TRACK_TAG = 0xB029 # Keyframe object hide track
OBJECT_NODE_ID = 0xB030 # Keyframe object node id OBJECT_NODE_ID = 0xB030 # Keyframe object node id
PARENT_NAME = 0x80F0 # Object parent name tree (dot seperated)
ROOT_OBJECT = 0xFFFF ROOT_OBJECT = 0xFFFF
@ -160,7 +175,7 @@ class Chunk:
"bytes_read", "bytes_read",
) )
# we don't read in the bytes_read, we compute that # we don't read in the bytes_read, we compute that
binary_format = "<HI" binary_format = '<HI'
def __init__(self): def __init__(self):
self.ID = 0 self.ID = 0
@ -214,7 +229,7 @@ def process_next_object_chunk(file, previous_chunk):
def skip_to_end(file, skip_chunk): def skip_to_end(file, skip_chunk):
buffer_size = skip_chunk.length - skip_chunk.bytes_read buffer_size = skip_chunk.length - skip_chunk.bytes_read
binary_format = "%ic" % buffer_size binary_format = '%ic' % buffer_size
file.read(struct.calcsize(binary_format)) file.read(struct.calcsize(binary_format))
skip_chunk.bytes_read += buffer_size skip_chunk.bytes_read += buffer_size
@ -304,13 +319,13 @@ def add_texture_to_material(image, contextWrapper, pct, extend, alpha, scale, of
bpy.data.images.remove(imgs) bpy.data.images.remove(imgs)
else: else:
links.new(img_wrap.node_image.outputs['Alpha'], img_wrap.socket_dst) links.new(img_wrap.node_image.outputs['Alpha'], img_wrap.socket_dst)
contextWrapper.material.blend_method = 'HASHED'
shader.location = (300, 300) shader.location = (300, 300)
contextWrapper._grid_to_location(1, 0, dst_node=contextWrapper.node_out, ref_node=shader) contextWrapper._grid_to_location(1, 0, dst_node=contextWrapper.node_out, ref_node=shader)
def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAIN, IMAGE_SEARCH, WORLD_MATRIX, KEYFRAME): def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAIN, IMAGE_SEARCH, WORLD_MATRIX, KEYFRAME, CONVERSE):
from bpy_extras.image_utils import load_image
contextObName = None contextObName = None
contextLamp = None contextLamp = None
@ -342,6 +357,8 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
object_list = [] # for hierarchy object_list = [] # for hierarchy
object_parent = [] # index of parent in hierarchy, 0xFFFF = no parent object_parent = [] # index of parent in hierarchy, 0xFFFF = no parent
pivot_list = [] # pivots with hierarchy handling pivot_list = [] # pivots with hierarchy handling
track_flags = [] # keyframe track flags
trackposition = {} # keep track to position for target calculation
def putContextMesh( def putContextMesh(
context, context,
@ -448,7 +465,6 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
CreateBlenderObject = False CreateBlenderObject = False
CreateLightObject = False CreateLightObject = False
CreateCameraObject = False
CreateTrackData = False CreateTrackData = False
def read_float_color(temp_chunk): def read_float_color(temp_chunk):
@ -547,9 +563,47 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
add_texture_to_material(img, contextWrapper, pct, extend, alpha, (uscale, vscale, 1), add_texture_to_material(img, contextWrapper, pct, extend, alpha, (uscale, vscale, 1),
(uoffset, voffset, 0), angle, tintcolor, mapto) (uoffset, voffset, 0), angle, tintcolor, mapto)
def apply_constrain(vec):
consize = mathutils.Vector(vec) * (CONSTRAIN * 0.1) if CONSTRAIN != 0.0 else mathutils.Vector(vec)
return consize
def calc_target(location, target):
pan = 0.0
tilt = 0.0
pos = location + target # Target triangulation
if abs(location[0] - target[0]) > abs(location[1] - target[1]):
foc = math.copysign(math.sqrt(pow(pos[0],2)+pow(pos[1],2)),pos[0])
dia = math.copysign(math.sqrt(pow(foc,2)+pow(target[2],2)),pos[0])
pitch = math.radians(90)-math.copysign(math.acos(foc/dia), pos[2])
if location[0] > target[0]:
tilt = math.copysign(pitch, pos[0])
pan = math.radians(90)+math.atan(pos[1]/foc)
else:
tilt = -1*(math.copysign(pitch, pos[0]))
pan = -1*(math.radians(90)-math.atan(pos[1]/foc))
elif abs(location[1] - target[1]) > abs(location[0] - target[0]):
foc = math.copysign(math.sqrt(pow(pos[1],2)+pow(pos[0],2)),pos[1])
dia = math.copysign(math.sqrt(pow(foc,2)+pow(target[2],2)),pos[1])
pitch = math.radians(90)-math.copysign(math.acos(foc/dia), pos[2])
if location[1] > target[1]:
tilt = math.copysign(pitch, pos[1])
pan = math.radians(90)+math.acos(pos[0]/foc)
else:
tilt = -1*(math.copysign(pitch, pos[1]))
pan = -1*(math.radians(90)-math.acos(pos[0]/foc))
direction = tilt, pan
return direction
def read_track_data(temp_chunk): def read_track_data(temp_chunk):
new_chunk.bytes_read += SZ_U_SHORT * 5 """Trackflags 0x1, 0x2 and 0x3 are for looping. 0x8, 0x10 and 0x20
temp_data = file.read(SZ_U_SHORT * 5) locks the XYZ axes. 0x100, 0x200 and 0x400 unlinks the XYZ axes"""
new_chunk.bytes_read += SZ_U_SHORT
temp_data = file.read(SZ_U_SHORT)
tflags = struct.unpack('<H', temp_data)[0]
new_chunk.bytes_read += SZ_U_SHORT
track_flags.append(tflags)
temp_data = file.read(SZ_U_INT * 2)
new_chunk.bytes_read += SZ_U_INT * 2
temp_data = file.read(SZ_U_INT) temp_data = file.read(SZ_U_INT)
nkeys = struct.unpack('<I', temp_data)[0] nkeys = struct.unpack('<I', temp_data)[0]
new_chunk.bytes_read += SZ_U_INT new_chunk.bytes_read += SZ_U_INT
@ -562,8 +616,8 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
temp_data = file.read(SZ_U_SHORT) temp_data = file.read(SZ_U_SHORT)
nflags = struct.unpack('<H', temp_data)[0] nflags = struct.unpack('<H', temp_data)[0]
new_chunk.bytes_read += SZ_U_SHORT new_chunk.bytes_read += SZ_U_SHORT
if nflags > 0: # Check for spline terms for f in range(bin(nflags).count('1')):
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT) # Check for spline terms
new_chunk.bytes_read += SZ_FLOAT new_chunk.bytes_read += SZ_FLOAT
temp_data = file.read(SZ_3FLOAT) temp_data = file.read(SZ_3FLOAT)
data = struct.unpack('<3f', temp_data) data = struct.unpack('<3f', temp_data)
@ -586,8 +640,8 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
temp_data = file.read(SZ_U_SHORT) temp_data = file.read(SZ_U_SHORT)
nflags = struct.unpack('<H', temp_data)[0] nflags = struct.unpack('<H', temp_data)[0]
new_chunk.bytes_read += SZ_U_SHORT new_chunk.bytes_read += SZ_U_SHORT
if nflags > 0: # Check for spline terms for f in range(bin(nflags).count('1')):
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT) # Check for spline terms
new_chunk.bytes_read += SZ_FLOAT new_chunk.bytes_read += SZ_FLOAT
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT)
angle = struct.unpack('<f', temp_data)[0] angle = struct.unpack('<f', temp_data)[0]
@ -609,7 +663,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
new_chunk.bytes_read += 4 # read the 4 bytes for the version number new_chunk.bytes_read += 4 # read the 4 bytes for the version number
# this loader works with version 3 and below, but may not with 4 and above # this loader works with version 3 and below, but may not with 4 and above
if version > 3: if version > 3:
print('\tNon-Fatal Error: Version greater than 3, may not load correctly: ', version) print("\tNon-Fatal Error: Version greater than 3, may not load correctly: ", version)
# is it an ambient light chunk? # is it an ambient light chunk?
elif new_chunk.ID == AMBIENTLIGHT: elif new_chunk.ID == AMBIENTLIGHT:
@ -629,7 +683,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
# is it an object info chunk? # is it an object info chunk?
elif new_chunk.ID == OBJECTINFO: elif new_chunk.ID == OBJECTINFO:
process_next_chunk(context, file, new_chunk, imported_objects, CONSTRAIN, IMAGE_SEARCH, WORLD_MATRIX, KEYFRAME) process_next_chunk(context, file, new_chunk, imported_objects, CONSTRAIN, IMAGE_SEARCH, WORLD_MATRIX, KEYFRAME, CONVERSE)
# keep track of how much we read in the main chunk # keep track of how much we read in the main chunk
new_chunk.bytes_read += temp_chunk.bytes_read new_chunk.bytes_read += temp_chunk.bytes_read
@ -711,7 +765,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
elif temp_chunk.ID == PCT_FLOAT: elif temp_chunk.ID == PCT_FLOAT:
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT)
temp_chunk.bytes_read += SZ_FLOAT temp_chunk.bytes_read += SZ_FLOAT
contextMaterial.roughness = 1 - float(struct.unpack('f', temp_data)[0]) contextMaterial.roughness = 1 - float(struct.unpack('<f', temp_data)[0])
new_chunk.bytes_read += temp_chunk.bytes_read new_chunk.bytes_read += temp_chunk.bytes_read
elif new_chunk.ID == MAT_SHIN2: elif new_chunk.ID == MAT_SHIN2:
@ -723,7 +777,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
elif temp_chunk.ID == PCT_FLOAT: elif temp_chunk.ID == PCT_FLOAT:
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT)
temp_chunk.bytes_read += SZ_FLOAT temp_chunk.bytes_read += SZ_FLOAT
contextMaterial.specular_intensity = float(struct.unpack('f', temp_data)[0]) contextMaterial.specular_intensity = float(struct.unpack('<f', temp_data)[0])
new_chunk.bytes_read += temp_chunk.bytes_read new_chunk.bytes_read += temp_chunk.bytes_read
elif new_chunk.ID == MAT_SHIN3: elif new_chunk.ID == MAT_SHIN3:
@ -735,7 +789,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
elif temp_chunk.ID == PCT_FLOAT: elif temp_chunk.ID == PCT_FLOAT:
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT)
temp_chunk.bytes_read += SZ_FLOAT temp_chunk.bytes_read += SZ_FLOAT
contextMaterial.metallic = float(struct.unpack('f', temp_data)[0]) contextMaterial.metallic = float(struct.unpack('<f', temp_data)[0])
new_chunk.bytes_read += temp_chunk.bytes_read new_chunk.bytes_read += temp_chunk.bytes_read
elif new_chunk.ID == MAT_TRANSPARENCY: elif new_chunk.ID == MAT_TRANSPARENCY:
@ -747,7 +801,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
elif temp_chunk.ID == PCT_FLOAT: elif temp_chunk.ID == PCT_FLOAT:
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT)
temp_chunk.bytes_read += SZ_FLOAT temp_chunk.bytes_read += SZ_FLOAT
contextMaterial.diffuse_color[3] = 1 - float(struct.unpack('f', temp_data)[0]) contextMaterial.diffuse_color[3] = 1 - float(struct.unpack('<f', temp_data)[0])
else: else:
skip_to_end(file, temp_chunk) skip_to_end(file, temp_chunk)
new_chunk.bytes_read += temp_chunk.bytes_read new_chunk.bytes_read += temp_chunk.bytes_read
@ -757,11 +811,11 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
if temp_chunk.ID == PCT_SHORT: if temp_chunk.ID == PCT_SHORT:
temp_data = file.read(SZ_U_SHORT) temp_data = file.read(SZ_U_SHORT)
temp_chunk.bytes_read += SZ_U_SHORT temp_chunk.bytes_read += SZ_U_SHORT
contextMaterial.line_priority = int(struct.unpack('H', temp_data)[0]) contextMaterial.line_priority = int(struct.unpack('<H', temp_data)[0])
elif temp_chunk.ID == PCT_FLOAT: elif temp_chunk.ID == PCT_FLOAT:
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT)
temp_chunk.bytes_read += SZ_FLOAT temp_chunk.bytes_read += SZ_FLOAT
contextMaterial.line_priority = (float(struct.unpack('f', temp_data)[0]) * 100) contextMaterial.line_priority = (float(struct.unpack('<f', temp_data)[0]) * 100)
new_chunk.bytes_read += temp_chunk.bytes_read new_chunk.bytes_read += temp_chunk.bytes_read
elif new_chunk.ID == MAT_SHADING: elif new_chunk.ID == MAT_SHADING:
@ -780,20 +834,19 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
contextWrapper.use_nodes = True contextWrapper.use_nodes = True
elif new_chunk.ID == MAT_TEXTURE_MAP: elif new_chunk.ID == MAT_TEXTURE_MAP:
read_texture(new_chunk, temp_chunk, "Diffuse", "COLOR") read_texture(new_chunk, temp_chunk, "Diffuse", 'COLOR')
elif new_chunk.ID == MAT_SPECULAR_MAP: elif new_chunk.ID == MAT_SPECULAR_MAP:
read_texture(new_chunk, temp_chunk, "Specular", "SPECULARITY") read_texture(new_chunk, temp_chunk, "Specular", 'SPECULARITY')
elif new_chunk.ID == MAT_OPACITY_MAP: elif new_chunk.ID == MAT_OPACITY_MAP:
contextMaterial.blend_method = 'BLEND' read_texture(new_chunk, temp_chunk, "Opacity", 'ALPHA')
read_texture(new_chunk, temp_chunk, "Opacity", "ALPHA")
elif new_chunk.ID == MAT_REFLECTION_MAP: elif new_chunk.ID == MAT_REFLECTION_MAP:
read_texture(new_chunk, temp_chunk, "Reflect", "METALLIC") read_texture(new_chunk, temp_chunk, "Reflect", 'METALLIC')
elif new_chunk.ID == MAT_BUMP_MAP: elif new_chunk.ID == MAT_BUMP_MAP:
read_texture(new_chunk, temp_chunk, "Bump", "NORMAL") read_texture(new_chunk, temp_chunk, "Bump", 'NORMAL')
elif new_chunk.ID == MAT_BUMP_PERCENT: elif new_chunk.ID == MAT_BUMP_PERCENT:
read_chunk(file, temp_chunk) read_chunk(file, temp_chunk)
@ -804,19 +857,19 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
elif temp_chunk.ID == PCT_FLOAT: elif temp_chunk.ID == PCT_FLOAT:
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT)
temp_chunk.bytes_read += SZ_FLOAT temp_chunk.bytes_read += SZ_FLOAT
contextWrapper.normalmap_strength = float(struct.unpack('f', temp_data)[0]) contextWrapper.normalmap_strength = float(struct.unpack('<f', temp_data)[0])
else: else:
skip_to_end(file, temp_chunk) skip_to_end(file, temp_chunk)
new_chunk.bytes_read += temp_chunk.bytes_read new_chunk.bytes_read += temp_chunk.bytes_read
elif new_chunk.ID == MAT_SHIN_MAP: elif new_chunk.ID == MAT_SHIN_MAP:
read_texture(new_chunk, temp_chunk, "Shininess", "ROUGHNESS") read_texture(new_chunk, temp_chunk, "Shininess", 'ROUGHNESS')
elif new_chunk.ID == MAT_SELFI_MAP: elif new_chunk.ID == MAT_SELFI_MAP:
read_texture(new_chunk, temp_chunk, "Emit", "EMISSION") read_texture(new_chunk, temp_chunk, "Emit", 'EMISSION')
elif new_chunk.ID == MAT_TEX2_MAP: elif new_chunk.ID == MAT_TEX2_MAP:
read_texture(new_chunk, temp_chunk, "Tex", "TEXTURE") read_texture(new_chunk, temp_chunk, "Tex", 'TEXTURE')
# If mesh chunk # If mesh chunk
elif new_chunk.ID == OBJECT_MESH: elif new_chunk.ID == OBJECT_MESH:
@ -848,7 +901,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
new_chunk.bytes_read += SZ_U_SHORT new_chunk.bytes_read += SZ_U_SHORT
temp_data = file.read(SZ_U_SHORT * num_faces_using_mat) temp_data = file.read(SZ_U_SHORT * num_faces_using_mat)
new_chunk.bytes_read += SZ_U_SHORT * num_faces_using_mat new_chunk.bytes_read += SZ_U_SHORT * num_faces_using_mat
temp_data = struct.unpack("<%dH" % (num_faces_using_mat), temp_data) temp_data = struct.unpack('<%dH' % (num_faces_using_mat), temp_data)
contextMeshMaterials.append((material_name, temp_data)) contextMeshMaterials.append((material_name, temp_data))
# look up the material in all the materials # look up the material in all the materials
@ -874,6 +927,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
contextMatrix = mathutils.Matrix( contextMatrix = mathutils.Matrix(
(data[:3] + [0], data[3:6] + [0], data[6:9] + [0], data[9:] + [1])).transposed() (data[:3] + [0], data[3:6] + [0], data[6:9] + [0], data[9:] + [1])).transposed()
# If light chunk
elif contextObName and new_chunk.ID == OBJECT_LIGHT: # Basic lamp support elif contextObName and new_chunk.ID == OBJECT_LIGHT: # Basic lamp support
newLamp = bpy.data.lights.new("Lamp", 'POINT') newLamp = bpy.data.lights.new("Lamp", 'POINT')
contextLamp = bpy.data.objects.new(contextObName, newLamp) contextLamp = bpy.data.objects.new(contextObName, newLamp)
@ -892,31 +946,29 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
new_chunk.bytes_read += SZ_3FLOAT new_chunk.bytes_read += SZ_3FLOAT
elif CreateLightObject and new_chunk.ID == LIGHT_MULTIPLIER: # Intensity elif CreateLightObject and new_chunk.ID == LIGHT_MULTIPLIER: # Intensity
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT)
contextLamp.data.energy = (float(struct.unpack('f', temp_data)[0]) * 1000) contextLamp.data.energy = (float(struct.unpack('<f', temp_data)[0]) * 1000)
new_chunk.bytes_read += SZ_FLOAT new_chunk.bytes_read += SZ_FLOAT
# If spotlight chunk
elif CreateLightObject and new_chunk.ID == LIGHT_SPOTLIGHT: # Spotlight elif CreateLightObject and new_chunk.ID == LIGHT_SPOTLIGHT: # Spotlight
temp_data = file.read(SZ_3FLOAT) temp_data = file.read(SZ_3FLOAT)
contextLamp.data.type = 'SPOT' contextLamp.data.type = 'SPOT'
spot = mathutils.Vector(struct.unpack('<3f', temp_data)) spot = mathutils.Vector(struct.unpack('<3f', temp_data))
aim = contextLamp.location + spot aim = calc_target(contextLamp.location, spot) # Target
hypo = math.copysign(math.sqrt(pow(aim[1], 2) + pow(aim[0], 2)), aim[1]) contextLamp.rotation_euler[0] = aim[0]
track = math.copysign(math.sqrt(pow(hypo, 2) + pow(spot[2], 2)), aim[1]) contextLamp.rotation_euler[2] = aim[1]
angle = math.radians(90) - math.copysign(math.acos(hypo / track), aim[2])
contextLamp.rotation_euler[0] = -1 * math.copysign(angle, aim[1])
contextLamp.rotation_euler[2] = -1 * (math.radians(90) - math.acos(aim[0] / hypo))
new_chunk.bytes_read += SZ_3FLOAT new_chunk.bytes_read += SZ_3FLOAT
temp_data = file.read(SZ_FLOAT) # Hotspot temp_data = file.read(SZ_FLOAT) # Hotspot
hotspot = float(struct.unpack('f', temp_data)[0]) hotspot = float(struct.unpack('<f', temp_data)[0])
new_chunk.bytes_read += SZ_FLOAT new_chunk.bytes_read += SZ_FLOAT
temp_data = file.read(SZ_FLOAT) # Beam angle temp_data = file.read(SZ_FLOAT) # Beam angle
beam_angle = float(struct.unpack('f', temp_data)[0]) beam_angle = float(struct.unpack('<f', temp_data)[0])
contextLamp.data.spot_size = math.radians(beam_angle) contextLamp.data.spot_size = math.radians(beam_angle)
contextLamp.data.spot_blend = 1.0 - (hotspot / beam_angle) contextLamp.data.spot_blend = 1.0 - (hotspot / beam_angle)
new_chunk.bytes_read += SZ_FLOAT new_chunk.bytes_read += SZ_FLOAT
elif CreateLightObject and new_chunk.ID == LIGHT_SPOT_ROLL: # Roll elif CreateLightObject and new_chunk.ID == LIGHT_SPOT_ROLL: # Roll
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT)
contextLamp.rotation_euler[1] = float(struct.unpack('f', temp_data)[0]) contextLamp.rotation_euler[1] = float(struct.unpack('<f', temp_data)[0])
new_chunk.bytes_read += SZ_FLOAT new_chunk.bytes_read += SZ_FLOAT
elif CreateLightObject and new_chunk.ID == LIGHT_SPOT_SHADOWED: # Shadow elif CreateLightObject and new_chunk.ID == LIGHT_SPOT_SHADOWED: # Shadow
contextLamp.data.use_shadow = True contextLamp.data.use_shadow = True
@ -925,7 +977,8 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
elif CreateLightObject and new_chunk.ID == LIGHT_SPOT_RECTANGLE: # Square elif CreateLightObject and new_chunk.ID == LIGHT_SPOT_RECTANGLE: # Square
contextLamp.data.use_square = True contextLamp.data.use_square = True
elif contextObName and new_chunk.ID == OBJECT_CAMERA and CreateCameraObject is False: # Basic camera support # If camera chunk
elif contextObName and new_chunk.ID == OBJECT_CAMERA: # Basic camera support
camera = bpy.data.cameras.new("Camera") camera = bpy.data.cameras.new("Camera")
contextCamera = bpy.data.objects.new(contextObName, camera) contextCamera = bpy.data.objects.new(contextObName, camera)
context.view_layer.active_layer_collection.collection.objects.link(contextCamera) context.view_layer.active_layer_collection.collection.objects.link(contextCamera)
@ -935,30 +988,23 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
contextCamera.location = struct.unpack('<3f', temp_data) contextCamera.location = struct.unpack('<3f', temp_data)
new_chunk.bytes_read += SZ_3FLOAT new_chunk.bytes_read += SZ_3FLOAT
temp_data = file.read(SZ_3FLOAT) temp_data = file.read(SZ_3FLOAT)
target = mathutils.Vector(struct.unpack('<3f', temp_data)) focus = mathutils.Vector(struct.unpack('<3f', temp_data))
cam = contextCamera.location + target direction = calc_target(contextCamera.location, focus) # Target
focus = math.copysign(math.sqrt(pow(cam[1], 2) + pow(cam[0], 2)), cam[1])
new_chunk.bytes_read += SZ_3FLOAT new_chunk.bytes_read += SZ_3FLOAT
temp_data = file.read(SZ_FLOAT) # triangulating camera angles temp_data = file.read(SZ_FLOAT)
direction = math.copysign(math.sqrt(pow(focus, 2) + pow(target[2], 2)), cam[1]) contextCamera.rotation_euler[0] = direction[0]
pitch = math.radians(90)-math.copysign(math.acos(focus/direction), cam[2]) contextCamera.rotation_euler[1] = float(struct.unpack('<f', temp_data)[0]) # Roll
if contextCamera.location[1] > target[1]: contextCamera.rotation_euler[2] = direction[1]
contextCamera.rotation_euler[0] = math.copysign(pitch, cam[1])
contextCamera.rotation_euler[2] = math.radians(180)-math.copysign(math.atan(cam[0]/focus), cam[0])
else:
contextCamera.rotation_euler[0] = -1*(math.copysign(pitch, cam[1]))
contextCamera.rotation_euler[2] = -1*(math.radians(90)-math.acos(cam[0]/focus))
contextCamera.rotation_euler[1] = float(struct.unpack('f', temp_data)[0]) # Roll
new_chunk.bytes_read += SZ_FLOAT new_chunk.bytes_read += SZ_FLOAT
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT)
contextCamera.data.lens = float(struct.unpack('f', temp_data)[0]) # Focus contextCamera.data.lens = float(struct.unpack('<f', temp_data)[0]) # Focus
new_chunk.bytes_read += SZ_FLOAT new_chunk.bytes_read += SZ_FLOAT
contextMatrix = None # Reset matrix contextMatrix = None # Reset matrix
CreateBlenderObject = False CreateBlenderObject = False
CreateCameraObject = True
# start keyframe section
elif new_chunk.ID == EDITKEYFRAME: elif new_chunk.ID == EDITKEYFRAME:
trackposition = {} pass
elif KEYFRAME and new_chunk.ID == KFDATA_KFSEG: elif KEYFRAME and new_chunk.ID == KFDATA_KFSEG:
temp_data = file.read(SZ_U_INT) temp_data = file.read(SZ_U_INT)
@ -1038,7 +1084,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT)
smooth_angle = struct.unpack('<f', temp_data)[0] smooth_angle = struct.unpack('<f', temp_data)[0]
new_chunk.bytes_read += SZ_FLOAT new_chunk.bytes_read += SZ_FLOAT
child.data.auto_smooth_angle = math.radians(smooth_angle) child.data.auto_smooth_angle = smooth_angle
elif KEYFRAME and new_chunk.ID == COL_TRACK_TAG and colortrack == 'AMBIENT': # Ambient elif KEYFRAME and new_chunk.ID == COL_TRACK_TAG and colortrack == 'AMBIENT': # Ambient
keyframe_data = {} keyframe_data = {}
@ -1047,6 +1093,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
for keydata in keyframe_data.items(): for keydata in keyframe_data.items():
child.node_tree.nodes['Background'].inputs[0].default_value[:3] = keydata[1] child.node_tree.nodes['Background'].inputs[0].default_value[:3] = keydata[1]
child.node_tree.keyframe_insert(data_path="nodes[\"Background\"].inputs[0].default_value", frame=keydata[0]) child.node_tree.keyframe_insert(data_path="nodes[\"Background\"].inputs[0].default_value", frame=keydata[0])
track_flags.clear()
elif KEYFRAME and new_chunk.ID == COL_TRACK_TAG and colortrack == 'LIGHT': # Color elif KEYFRAME and new_chunk.ID == COL_TRACK_TAG and colortrack == 'LIGHT': # Color
keyframe_data = {} keyframe_data = {}
@ -1055,6 +1102,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
for keydata in keyframe_data.items(): for keydata in keyframe_data.items():
child.data.color = keydata[1] child.data.color = keydata[1]
child.data.keyframe_insert(data_path="color", frame=keydata[0]) child.data.keyframe_insert(data_path="color", frame=keydata[0])
track_flags.clear()
elif KEYFRAME and new_chunk.ID == POS_TRACK_TAG and tracking == 'OBJECT': # Translation elif KEYFRAME and new_chunk.ID == POS_TRACK_TAG and tracking == 'OBJECT': # Translation
keyframe_data = {} keyframe_data = {}
@ -1063,47 +1111,66 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
if child.type in {'LIGHT', 'CAMERA'}: if child.type in {'LIGHT', 'CAMERA'}:
trackposition[0] = child.location trackposition[0] = child.location
CreateTrackData = True CreateTrackData = True
if track_flags[0] & 0x8: # Flag 0x8 locks X axis
child.lock_location[0] = True
if track_flags[0] & 0x10: # Flag 0x10 locks Y axis
child.lock_location[1] = True
if track_flags[0] & 0x20: # Flag 0x20 locks Z axis
child.lock_location[2] = True
for keydata in keyframe_data.items(): for keydata in keyframe_data.items():
trackposition[keydata[0]] = keydata[1] # Keep track to position for target calculation trackposition[keydata[0]] = keydata[1] # Keep track to position for target calculation
child.location = mathutils.Vector(keydata[1]) * (CONSTRAIN * 0.1) if hierarchy == ROOT_OBJECT and CONSTRAIN != 0.0 else keydata[1] child.location = apply_constrain(keydata[1]) if hierarchy == ROOT_OBJECT else mathutils.Vector(keydata[1])
child.keyframe_insert(data_path="location", frame=keydata[0]) if hierarchy == ROOT_OBJECT:
child.location.rotate(CONVERSE)
if not track_flags[0] & 0x100: # Flag 0x100 unlinks X axis
child.keyframe_insert(data_path="location", index=0, frame=keydata[0])
if not track_flags[0] & 0x200: # Flag 0x200 unlinks Y axis
child.keyframe_insert(data_path="location", index=1, frame=keydata[0])
if not track_flags[0] & 0x400: # Flag 0x400 unlinks Z axis
child.keyframe_insert(data_path="location", index=2, frame=keydata[0])
track_flags.clear()
elif KEYFRAME and new_chunk.ID == POS_TRACK_TAG and tracking == 'TARGET': # Target position elif KEYFRAME and new_chunk.ID == POS_TRACK_TAG and tracking == 'TARGET': # Target position
keyframe_data = {} keyframe_data = {}
target = read_track_data(temp_chunk)[0] location = child.location
pos = child.location + mathutils.Vector(target) # Target triangulation target = mathutils.Vector(read_track_data(temp_chunk)[0])
foc = math.copysign(math.sqrt(pow(pos[1],2)+pow(pos[0],2)),pos[1]) direction = calc_target(location, target)
hyp = math.copysign(math.sqrt(pow(foc,2)+pow(target[2],2)),pos[1]) child.rotation_euler[0] = direction[0]
tilt = math.radians(90)-math.copysign(math.acos(foc/hyp), pos[2]) child.rotation_euler[2] = direction[1]
if child.location[0] > target[1]:
child.rotation_euler[0] = math.copysign(tilt, pos[1])
child.rotation_euler[2] = math.radians(180)-math.copysign(math.atan(pos[0]/foc), pos[0])
else:
child.rotation_euler[0] = -1*(math.copysign(tilt, pos[1]))
child.rotation_euler[2] = -1*(math.radians(90)-math.acos(pos[0]/foc))
for keydata in keyframe_data.items(): for keydata in keyframe_data.items():
target = keydata[1] track = trackposition.get(keydata[0], child.location)
pos = mathutils.Vector(trackposition[keydata[0]]) + mathutils.Vector(target) locate = mathutils.Vector(track)
foc = math.copysign(math.sqrt(pow(pos[1],2)+pow(pos[0],2)),pos[1]) target = mathutils.Vector(keydata[1])
hyp = math.copysign(math.sqrt(pow(foc,2)+pow(target[2],2)),pos[1]) direction = calc_target(locate, target)
tilt = math.radians(90)-math.copysign(math.acos(foc/hyp), pos[2]) rotate = mathutils.Euler((direction[0], 0.0, direction[1]), 'XYZ').to_matrix()
if trackposition[keydata[0]][1] > target[1]: scale = mathutils.Vector.Fill(3, (CONSTRAIN * 0.1)) if CONSTRAIN != 0.0 else child.scale
child.rotation_euler[0] = math.copysign(tilt, pos[1]) transformation = mathutils.Matrix.LocRotScale(locate, rotate, scale)
child.rotation_euler[2] = math.radians(180)-math.copysign(math.atan(pos[0]/foc), pos[0]) child.matrix_world = transformation
else: if hierarchy == ROOT_OBJECT:
child.rotation_euler[0] = -1*(math.copysign(tilt, pos[1])) child.matrix_world = CONVERSE @ child.matrix_world
child.rotation_euler[2] = -1*(math.radians(90)-math.acos(pos[0]/foc)) child.keyframe_insert(data_path="rotation_euler", index=0, frame=keydata[0])
child.keyframe_insert(data_path="rotation_euler", frame=keydata[0]) child.keyframe_insert(data_path="rotation_euler", index=2, frame=keydata[0])
track_flags.clear()
elif KEYFRAME and new_chunk.ID == ROT_TRACK_TAG and tracking == 'OBJECT': # Rotation elif KEYFRAME and new_chunk.ID == ROT_TRACK_TAG and tracking == 'OBJECT': # Rotation
keyframe_rotation = {} keyframe_rotation = {}
new_chunk.bytes_read += SZ_U_SHORT * 5 new_chunk.bytes_read += SZ_U_SHORT
temp_data = file.read(SZ_U_SHORT * 5) temp_data = file.read(SZ_U_SHORT)
tflags = struct.unpack('<H', temp_data)[0]
new_chunk.bytes_read += SZ_U_SHORT
temp_data = file.read(SZ_U_INT * 2)
new_chunk.bytes_read += SZ_U_INT * 2
temp_data = file.read(SZ_U_INT) temp_data = file.read(SZ_U_INT)
nkeys = struct.unpack('<I', temp_data)[0] nkeys = struct.unpack('<I', temp_data)[0]
new_chunk.bytes_read += SZ_U_INT new_chunk.bytes_read += SZ_U_INT
if nkeys == 0: if nkeys == 0:
keyframe_rotation[0] = child.rotation_axis_angle[:] keyframe_rotation[0] = child.rotation_axis_angle[:]
if tflags & 0x8: # Flag 0x8 locks X axis
child.lock_rotation[0] = True
if tflags & 0x10: # Flag 0x10 locks Y axis
child.lock_rotation[1] = True
if tflags & 0x20: # Flag 0x20 locks Z axis
child.lock_rotation[2] = True
for i in range(nkeys): for i in range(nkeys):
temp_data = file.read(SZ_U_INT) temp_data = file.read(SZ_U_INT)
nframe = struct.unpack('<I', temp_data)[0] nframe = struct.unpack('<I', temp_data)[0]
@ -1111,11 +1178,11 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
temp_data = file.read(SZ_U_SHORT) temp_data = file.read(SZ_U_SHORT)
nflags = struct.unpack('<H', temp_data)[0] nflags = struct.unpack('<H', temp_data)[0]
new_chunk.bytes_read += SZ_U_SHORT new_chunk.bytes_read += SZ_U_SHORT
if nflags > 0: # Check for spline term values for f in range(bin(nflags).count('1')):
temp_data = file.read(SZ_FLOAT) temp_data = file.read(SZ_FLOAT) # Check for spline term values
new_chunk.bytes_read += SZ_FLOAT new_chunk.bytes_read += SZ_FLOAT
temp_data = file.read(SZ_4FLOAT) temp_data = file.read(SZ_4FLOAT)
rotation = struct.unpack("<4f", temp_data) rotation = struct.unpack('<4f', temp_data)
new_chunk.bytes_read += SZ_4FLOAT new_chunk.bytes_read += SZ_4FLOAT
keyframe_rotation[nframe] = rotation keyframe_rotation[nframe] = rotation
rad, axis_x, axis_y, axis_z = keyframe_rotation[0] rad, axis_x, axis_y, axis_z = keyframe_rotation[0]
@ -1123,15 +1190,34 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
for keydata in keyframe_rotation.items(): for keydata in keyframe_rotation.items():
rad, axis_x, axis_y, axis_z = keydata[1] rad, axis_x, axis_y, axis_z = keydata[1]
child.rotation_euler = mathutils.Quaternion((axis_x, axis_y, axis_z), -rad).to_euler() child.rotation_euler = mathutils.Quaternion((axis_x, axis_y, axis_z), -rad).to_euler()
child.keyframe_insert(data_path="rotation_euler", frame=keydata[0]) if hierarchy == ROOT_OBJECT:
child.rotation_euler.rotate(CONVERSE)
if not tflags & 0x100: # Flag 0x100 unlinks X axis
child.keyframe_insert(data_path="rotation_euler", index=0, frame=keydata[0])
if not tflags & 0x200: # Flag 0x200 unlinks Y axis
child.keyframe_insert(data_path="rotation_euler", index=1, frame=keydata[0])
if not tflags & 0x400: # Flag 0x400 unlinks Z axis
child.keyframe_insert(data_path="rotation_euler", index=2, frame=keydata[0])
elif KEYFRAME and new_chunk.ID == SCL_TRACK_TAG and tracking == 'OBJECT': # Scale elif KEYFRAME and new_chunk.ID == SCL_TRACK_TAG and tracking == 'OBJECT': # Scale
keyframe_data = {} keyframe_data = {}
default_data = child.scale[:] default_data = child.scale[:]
child.scale = read_track_data(temp_chunk)[0] child.scale = read_track_data(temp_chunk)[0]
if track_flags[0] & 0x8: # Flag 0x8 locks X axis
child.lock_scale[0] = True
if track_flags[0] & 0x10: # Flag 0x10 locks Y axis
child.lock_scale[1] = True
if track_flags[0] & 0x20: # Flag 0x20 locks Z axis
child.lock_scale[2] = True
for keydata in keyframe_data.items(): for keydata in keyframe_data.items():
child.scale = mathutils.Vector(keydata[1]) * (CONSTRAIN * 0.1) if hierarchy == ROOT_OBJECT and CONSTRAIN != 0.0 else keydata[1] child.scale = apply_constrain(keydata[1]) if hierarchy == ROOT_OBJECT else mathutils.Vector(keydata[1])
child.keyframe_insert(data_path="scale", frame=keydata[0]) if not track_flags[0] & 0x100: # Flag 0x100 unlinks X axis
child.keyframe_insert(data_path="scale", index=0, frame=keydata[0])
if not track_flags[0] & 0x200: # Flag 0x200 unlinks Y axis
child.keyframe_insert(data_path="scale", index=1, frame=keydata[0])
if not track_flags[0] & 0x400: # Flag 0x400 unlinks Z axis
child.keyframe_insert(data_path="scale", index=2, frame=keydata[0])
track_flags.clear()
elif KEYFRAME and new_chunk.ID == ROLL_TRACK_TAG and tracking == 'OBJECT': # Roll angle elif KEYFRAME and new_chunk.ID == ROLL_TRACK_TAG and tracking == 'OBJECT': # Roll angle
keyframe_angle = {} keyframe_angle = {}
@ -1139,6 +1225,8 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
child.rotation_euler[1] = read_track_angle(temp_chunk)[0] child.rotation_euler[1] = read_track_angle(temp_chunk)[0]
for keydata in keyframe_angle.items(): for keydata in keyframe_angle.items():
child.rotation_euler[1] = keydata[1] child.rotation_euler[1] = keydata[1]
if hierarchy == ROOT_OBJECT:
child.rotation_euler.rotate(CONVERSE)
child.keyframe_insert(data_path="rotation_euler", index=1, frame=keydata[0]) child.keyframe_insert(data_path="rotation_euler", index=1, frame=keydata[0])
elif KEYFRAME and new_chunk.ID == FOV_TRACK_TAG and child.type == 'CAMERA': # Field of view elif KEYFRAME and new_chunk.ID == FOV_TRACK_TAG and child.type == 'CAMERA': # Field of view
@ -1149,7 +1237,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
child.data.lens = (child.data.sensor_width/2)/math.tan(keydata[1]/2) child.data.lens = (child.data.sensor_width/2)/math.tan(keydata[1]/2)
child.data.keyframe_insert(data_path="lens", frame=keydata[0]) child.data.keyframe_insert(data_path="lens", frame=keydata[0])
elif new_chunk.ID == HOTSPOT_TRACK_TAG and child.type == 'LIGHT' and child.data.type == 'SPOT': # Hotspot elif KEYFRAME and new_chunk.ID == HOTSPOT_TRACK_TAG and child.type == 'LIGHT' and child.data.type == 'SPOT': # Hotspot
keyframe_angle = {} keyframe_angle = {}
cone_angle = math.degrees(child.data.spot_size) cone_angle = math.degrees(child.data.spot_size)
default_value = cone_angle-(child.data.spot_blend*math.floor(cone_angle)) default_value = cone_angle-(child.data.spot_blend*math.floor(cone_angle))
@ -1159,7 +1247,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
child.data.spot_blend = 1.0 - (math.degrees(keydata[1])/cone_angle) child.data.spot_blend = 1.0 - (math.degrees(keydata[1])/cone_angle)
child.data.keyframe_insert(data_path="spot_blend", frame=keydata[0]) child.data.keyframe_insert(data_path="spot_blend", frame=keydata[0])
elif new_chunk.ID == FALLOFF_TRACK_TAG and child.type == 'LIGHT' and child.data.type == 'SPOT': # Falloff elif KEYFRAME and new_chunk.ID == FALLOFF_TRACK_TAG and child.type == 'LIGHT' and child.data.type == 'SPOT': # Falloff
keyframe_angle = {} keyframe_angle = {}
default_value = math.degrees(child.data.spot_size) default_value = math.degrees(child.data.spot_size)
child.data.spot_size = read_track_angle(temp_chunk)[0] child.data.spot_size = read_track_angle(temp_chunk)[0]
@ -1169,7 +1257,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
else: else:
buffer_size = new_chunk.length - new_chunk.bytes_read buffer_size = new_chunk.length - new_chunk.bytes_read
binary_format = "%ic" % buffer_size binary_format = '%ic' % buffer_size
temp_data = file.read(struct.calcsize(binary_format)) temp_data = file.read(struct.calcsize(binary_format))
new_chunk.bytes_read += buffer_size new_chunk.bytes_read += buffer_size
@ -1179,18 +1267,15 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
# FINISHED LOOP # FINISHED LOOP
# There will be a number of objects still not added # There will be a number of objects still not added
if CreateBlenderObject: if CreateBlenderObject:
if CreateLightObject or CreateCameraObject: putContextMesh(
pass context,
else: contextMesh_vertls,
putContextMesh( contextMesh_facels,
context, contextMesh_flag,
contextMesh_vertls, contextMeshMaterials,
contextMesh_facels, contextMesh_smooth,
contextMesh_flag, WORLD_MATRIX
contextMeshMaterials, )
contextMesh_smooth,
WORLD_MATRIX
)
# Assign parents to objects # Assign parents to objects
# check _if_ we need to assign first because doing so recalcs the depsgraph # check _if_ we need to assign first because doing so recalcs the depsgraph
@ -1201,16 +1286,12 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
ob.parent = None ob.parent = None
elif parent not in object_dict: elif parent not in object_dict:
if ob.parent != object_list[parent]: if ob.parent != object_list[parent]:
if ob == object_list[parent]: ob.parent = object_list[parent]
print(' warning: Cannot assign self to parent ', ob) else:
else: print("\tWarning: Cannot assign self to parent ", ob)
ob.parent = object_list[parent]
else: else:
if ob.parent != object_dict[parent]: if ob.parent != object_dict[parent]:
if ob == object_dict[parent]: ob.parent = object_dict.get(parent)
print(' warning: Cannot assign self to parent ', ob)
else:
ob.parent = object_dict[parent]
#pivot_list[ind] += pivot_list[parent] # Not sure this is correct, should parent space matrix be applied before combining? #pivot_list[ind] += pivot_list[parent] # Not sure this is correct, should parent space matrix be applied before combining?
@ -1231,7 +1312,7 @@ def load_3ds(filepath,
WORLD_MATRIX=False, WORLD_MATRIX=False,
KEYFRAME=True, KEYFRAME=True,
APPLY_MATRIX=True, APPLY_MATRIX=True,
global_matrix=None): CONVERSE=None):
print("importing 3DS: %r..." % (filepath), end="") print("importing 3DS: %r..." % (filepath), end="")
@ -1245,7 +1326,7 @@ def load_3ds(filepath,
# here we go! # here we go!
read_chunk(file, current_chunk) read_chunk(file, current_chunk)
if current_chunk.ID != PRIMARY: if current_chunk.ID != PRIMARY:
print('\tFatal Error: Not a valid 3ds file: %r' % filepath) print("\tFatal Error: Not a valid 3ds file: %r" % filepath)
file.close() file.close()
return return
@ -1261,7 +1342,7 @@ def load_3ds(filepath,
scn = context.scene scn = context.scene
imported_objects = [] # Fill this list with objects imported_objects = [] # Fill this list with objects
process_next_chunk(context, file, current_chunk, imported_objects, CONSTRAIN, IMAGE_SEARCH, WORLD_MATRIX, KEYFRAME) process_next_chunk(context, file, current_chunk, imported_objects, CONSTRAIN, IMAGE_SEARCH, WORLD_MATRIX, KEYFRAME, CONVERSE)
# fixme, make unglobal # fixme, make unglobal
object_dictionary.clear() object_dictionary.clear()
@ -1274,10 +1355,10 @@ def load_3ds(filepath,
me.transform(ob.matrix_local.inverted()) me.transform(ob.matrix_local.inverted())
# print(imported_objects) # print(imported_objects)
if global_matrix: if CONVERSE and not KEYFRAME:
for ob in imported_objects: for ob in imported_objects:
if ob.type == 'MESH' and ob.parent is None: ob.location.rotate(CONVERSE)
ob.matrix_world = ob.matrix_world @ global_matrix ob.rotation_euler.rotate(CONVERSE)
for ob in imported_objects: for ob in imported_objects:
ob.select_set(True) ob.select_set(True)
@ -1363,7 +1444,7 @@ def load(operator,
WORLD_MATRIX=use_world_matrix, WORLD_MATRIX=use_world_matrix,
KEYFRAME=read_keyframe, KEYFRAME=read_keyframe,
APPLY_MATRIX=use_apply_transform, APPLY_MATRIX=use_apply_transform,
global_matrix=global_matrix, CONVERSE=global_matrix,
) )
return {'FINISHED'} return {'FINISHED'}

36
io_scene_fbx/export_fbx_bin.py
View File

@ -931,26 +931,6 @@ def fbx_data_mesh_elements(root, me_obj, scene_data, done_meshes):
me.edges.foreach_get("vertices", t_ev) me.edges.foreach_get("vertices", t_ev)
me.loops.foreach_get("edge_index", t_lei) me.loops.foreach_get("edge_index", t_lei)
# Polygons might not be in the same order as loops. To export per-loop and per-polygon data in a matching order,
# one must be set into the order of the other. Since there are fewer polygons than loops and there are usually
# more geometry layers exported that are per-loop than per-polygon, it's more efficient to re-order polygons and
# per-polygon data.
perm_polygons_to_loop_order = None
# t_ls indicates the ordering of polygons compared to loops. When t_ls is sorted, polygons and loops are in the same
# order. Since each loop must be assigned to exactly one polygon for the mesh to be valid, every value in t_ls must
# be unique, so t_ls will be monotonically increasing when sorted.
# t_ls is expected to be in the same order as loops in most cases since exiting Edit mode will sort t_ls, so do an
# initial check for any element being smaller than the previous element to determine if sorting is required.
sort_polygon_data = np.any(t_ls[1:] < t_ls[:-1])
if sort_polygon_data:
# t_ls is not sorted, so get the indices that would sort t_ls using argsort, these will be re-used to sort
# per-polygon data.
# Using 'stable' for radix sort, which performs much better with partially ordered data and slightly worse with
# completely random data, compared to the default of 'quicksort' for introsort.
perm_polygons_to_loop_order = np.argsort(t_ls, kind='stable')
# Sort t_ls into the same order as loops.
t_ls = t_ls[perm_polygons_to_loop_order]
# Add "fake" faces for loose edges. Each "fake" face consists of two loops creating a new 2-sided polygon. # Add "fake" faces for loose edges. Each "fake" face consists of two loops creating a new 2-sided polygon.
if scene_data.settings.use_mesh_edges: if scene_data.settings.use_mesh_edges:
bl_edge_is_loose_dtype = bool bl_edge_is_loose_dtype = bool
@ -1051,8 +1031,6 @@ def fbx_data_mesh_elements(root, me_obj, scene_data, done_meshes):
if smooth_type == 'FACE': if smooth_type == 'FACE':
t_ps = np.empty(len(me.polygons), dtype=poly_use_smooth_dtype) t_ps = np.empty(len(me.polygons), dtype=poly_use_smooth_dtype)
me.polygons.foreach_get("use_smooth", t_ps) me.polygons.foreach_get("use_smooth", t_ps)
if sort_polygon_data:
t_ps = t_ps[perm_polygons_to_loop_order]
_map = b"ByPolygon" _map = b"ByPolygon"
else: # EDGE else: # EDGE
_map = b"ByEdge" _map = b"ByEdge"
@ -1071,17 +1049,14 @@ def fbx_data_mesh_elements(root, me_obj, scene_data, done_meshes):
# Get the 'use_smooth' attribute of all polygons. # Get the 'use_smooth' attribute of all polygons.
p_use_smooth_mask = np.empty(mesh_poly_nbr, dtype=poly_use_smooth_dtype) p_use_smooth_mask = np.empty(mesh_poly_nbr, dtype=poly_use_smooth_dtype)
me.polygons.foreach_get('use_smooth', p_use_smooth_mask) me.polygons.foreach_get('use_smooth', p_use_smooth_mask)
if sort_polygon_data:
p_use_smooth_mask = p_use_smooth_mask[perm_polygons_to_loop_order]
# Invert to get all flat shaded polygons. # Invert to get all flat shaded polygons.
p_flat_mask = np.invert(p_use_smooth_mask, out=p_use_smooth_mask) p_flat_mask = np.invert(p_use_smooth_mask, out=p_use_smooth_mask)
# Convert flat shaded polygons to flat shaded loops by repeating each element by the number of sides of # Convert flat shaded polygons to flat shaded loops by repeating each element by the number of sides of
# that polygon. # that polygon.
# Polygon sides can be calculated from the element-wise difference of sorted loop starts appended by the # Polygon sides can be calculated from the element-wise difference of loop starts appended by the number
# number of loops. Alternatively, polygon sides can be retrieved directly from the 'loop_total' # of loops. Alternatively, polygon sides can be retrieved directly from the 'loop_total' attribute of
# attribute of polygons, but that might need to be sorted, and we already have t_ls which is sorted loop # polygons, but since we already have t_ls, it tends to be quicker to calculate from t_ls when above
# starts. It tends to be quicker to calculate from t_ls when above around 10_000 polygons even when the # around 10_000 polygons.
# 'loop_total' array wouldn't need sorting.
polygon_sides = np.diff(mesh_t_ls_view, append=mesh_loop_nbr) polygon_sides = np.diff(mesh_t_ls_view, append=mesh_loop_nbr)
p_flat_loop_mask = np.repeat(p_flat_mask, polygon_sides) p_flat_loop_mask = np.repeat(p_flat_mask, polygon_sides)
# Convert flat shaded loops to flat shaded (sharp) edge indices. # Convert flat shaded loops to flat shaded (sharp) edge indices.
@ -1442,8 +1417,6 @@ def fbx_data_mesh_elements(root, me_obj, scene_data, done_meshes):
fbx_pm_dtype = np.int32 fbx_pm_dtype = np.int32
t_pm = np.empty(len(me.polygons), dtype=bl_pm_dtype) t_pm = np.empty(len(me.polygons), dtype=bl_pm_dtype)
me.polygons.foreach_get("material_index", t_pm) me.polygons.foreach_get("material_index", t_pm)
if sort_polygon_data:
t_pm = t_pm[perm_polygons_to_loop_order]
# We have to validate mat indices, and map them to FBX indices. # We have to validate mat indices, and map them to FBX indices.
# Note a mat might not be in me_fbxmaterials_idx (e.g. node mats are ignored). # Note a mat might not be in me_fbxmaterials_idx (e.g. node mats are ignored).
@ -1474,7 +1447,6 @@ def fbx_data_mesh_elements(root, me_obj, scene_data, done_meshes):
elem_data_single_string(lay_ma, b"MappingInformationType", b"AllSame") elem_data_single_string(lay_ma, b"MappingInformationType", b"AllSame")
elem_data_single_string(lay_ma, b"ReferenceInformationType", b"IndexToDirect") elem_data_single_string(lay_ma, b"ReferenceInformationType", b"IndexToDirect")
elem_data_single_int32_array(lay_ma, b"Materials", [0]) elem_data_single_int32_array(lay_ma, b"Materials", [0])
del perm_polygons_to_loop_order
# And the "layer TOC"... # And the "layer TOC"...

19
io_scene_fbx/import_fbx.py
View File

@ -372,7 +372,7 @@ def blen_read_custom_properties(fbx_obj, blen_obj, settings):
def blen_read_object_transform_do(transform_data): def blen_read_object_transform_do(transform_data):
# This is a nightmare. FBX SDK uses Maya way to compute the transformation matrix of a node - utterly simple: # This is a nightmare. FBX SDK uses Maya way to compute the transformation matrix of a node - utterly simple:
# #
# WorldTransform = ParentWorldTransform @ T @ Roff @ Rp @ Rpre @ R @ Rpost @ Rp-1 @ Soff @ Sp @ S @ Sp-1 # WorldTransform = ParentWorldTransform @ T @ Roff @ Rp @ Rpre @ R @ Rpost-1 @ Rp-1 @ Soff @ Sp @ S @ Sp-1
# #
# Where all those terms are 4 x 4 matrices that contain: # Where all those terms are 4 x 4 matrices that contain:
# WorldTransform: Transformation matrix of the node in global space. # WorldTransform: Transformation matrix of the node in global space.
@ -382,7 +382,7 @@ def blen_read_object_transform_do(transform_data):
# Rp: Rotation pivot # Rp: Rotation pivot
# Rpre: Pre-rotation # Rpre: Pre-rotation
# R: Rotation # R: Rotation
# Rpost: Post-rotation # Rpost-1: Inverse of the post-rotation (FBX 2011 documentation incorrectly specifies this without inversion)
# Rp-1: Inverse of the rotation pivot # Rp-1: Inverse of the rotation pivot
# Soff: Scaling offset # Soff: Scaling offset
# Sp: Scaling pivot # Sp: Scaling pivot
@ -402,14 +402,15 @@ def blen_read_object_transform_do(transform_data):
# S: Scaling # S: Scaling
# OT: Geometric transform translation # OT: Geometric transform translation
# OR: Geometric transform rotation # OR: Geometric transform rotation
# OS: Geometric transform translation # OS: Geometric transform scale
# #
# Notes: # Notes:
# Geometric transformations ***are not inherited***: ParentWorldTransform does not contain the OT, OR, OS # Geometric transformations ***are not inherited***: ParentWorldTransform does not contain the OT, OR, OS
# of WorldTransform's parent node. # of WorldTransform's parent node.
# The R matrix takes into account the rotation order. Other rotation matrices are always 'XYZ' order.
# #
# Taken from http://download.autodesk.com/us/fbx/20112/FBX_SDK_HELP/ # Taken from https://help.autodesk.com/view/FBX/2020/ENU/
# index.html?url=WS1a9193826455f5ff1f92379812724681e696651.htm,topicNumber=d0e7429 # ?guid=FBX_Developer_Help_nodes_and_scene_graph_fbx_nodes_computing_transformation_matrix_html
# translation # translation
lcl_translation = Matrix.Translation(transform_data.loc) lcl_translation = Matrix.Translation(transform_data.loc)
@ -418,9 +419,9 @@ def blen_read_object_transform_do(transform_data):
# rotation # rotation
to_rot = lambda rot, rot_ord: Euler(convert_deg_to_rad_iter(rot), rot_ord).to_matrix().to_4x4() to_rot = lambda rot, rot_ord: Euler(convert_deg_to_rad_iter(rot), rot_ord).to_matrix().to_4x4()
lcl_rot = to_rot(transform_data.rot, transform_data.rot_ord) @ transform_data.rot_alt_mat lcl_rot = to_rot(transform_data.rot, transform_data.rot_ord) @ transform_data.rot_alt_mat
pre_rot = to_rot(transform_data.pre_rot, transform_data.rot_ord) pre_rot = to_rot(transform_data.pre_rot, 'XYZ')
pst_rot = to_rot(transform_data.pst_rot, transform_data.rot_ord) pst_rot = to_rot(transform_data.pst_rot, 'XYZ')
geom_rot = to_rot(transform_data.geom_rot, transform_data.rot_ord) geom_rot = to_rot(transform_data.geom_rot, 'XYZ')
rot_ofs = Matrix.Translation(transform_data.rot_ofs) rot_ofs = Matrix.Translation(transform_data.rot_ofs)
rot_piv = Matrix.Translation(transform_data.rot_piv) rot_piv = Matrix.Translation(transform_data.rot_piv)
@ -439,7 +440,7 @@ def blen_read_object_transform_do(transform_data):
rot_piv @ rot_piv @
pre_rot @ pre_rot @
lcl_rot @ lcl_rot @
pst_rot @ pst_rot.inverted_safe() @
rot_piv.inverted_safe() @ rot_piv.inverted_safe() @
sca_ofs @ sca_ofs @
sca_piv @ sca_piv @

11
io_scene_gltf2/blender/com/gltf2_blender_ui.py
View File

@ -21,10 +21,13 @@ class NODE_OT_GLTF_SETTINGS(bpy.types.Operator):
@classmethod @classmethod
def poll(cls, context): def poll(cls, context):
space = context.space_data space = context.space_data
return space.type == "NODE_EDITOR" \ return (
and context.object and context.object.active_material \ space is not None
and context.object.active_material.use_nodes is True \ and space.type == "NODE_EDITOR"
and context.object and context.object.active_material
and context.object.active_material.use_nodes is True
and bpy.context.preferences.addons['io_scene_gltf2'].preferences.settings_node_ui is True and bpy.context.preferences.addons['io_scene_gltf2'].preferences.settings_node_ui is True
)
def execute(self, context): def execute(self, context):
gltf_settings_node_name = get_gltf_node_name() gltf_settings_node_name = get_gltf_node_name()
@ -483,7 +486,7 @@ class SCENE_OT_gltf2_animation_apply(bpy.types.Operator):
if obj.type == "MESH" and obj.data and obj.data.shape_keys and obj.data.shape_keys.animation_data: if obj.type == "MESH" and obj.data and obj.data.shape_keys and obj.data.shape_keys.animation_data:
obj.data.shape_keys.animation_data.action = None obj.data.shape_keys.animation_data.action = None
for idx, data in enumerate(obj.gltf2_animation_weight_rest): for idx, data in enumerate(obj.gltf2_animation_weight_rest):
obj.data.shape_keys.key_blocks[idx+1].value = data.val obj.data.shape_keys.key_blocks[idx+1].value = data.val
for track in [track for track in obj.data.shape_keys.animation_data.nla_tracks \ for track in [track for track in obj.data.shape_keys.animation_data.nla_tracks \
if track.name == track_name and len(track.strips) > 0 and track.strips[0].action is not None]: if track.name == track_name and len(track.strips) > 0 and track.strips[0].action is not None]: