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io_scene_3ds: Added unit measure convert option #104769

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Sebastian Sille merged 2 commits from :main into main 2023-07-22 17:48:31 +02:00
Conversation 0 Commits 2 Files Changed 2 +41 -38
3 changed files with 41 additions and 38 deletions
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7
io_scene_3ds/__init__.py
View File

@ -55,6 +55,11 @@ class Import3DS(bpy.types.Operator, ImportHelper):
soft_min=0.0, soft_max=1000.0, soft_min=0.0, soft_max=1000.0,
default=10.0, default=10.0,
) )
convert_measure: BoolProperty(
name="Convert Measure",
description="Convert from millimeters to meters",
default=False,
)
use_image_search: BoolProperty( use_image_search: BoolProperty(
name="Image Search", name="Image Search",
description="Search subdirectories for any associated images " description="Search subdirectories for any associated images "
@ -112,7 +117,7 @@ class Export3DS(bpy.types.Operator, ExportHelper):
min=0.0, max=100000.0, min=0.0, max=100000.0,
soft_min=0.0, soft_max=100000.0, soft_min=0.0, soft_max=100000.0,
default=1.0, default=1.0,
) )
use_selection: BoolProperty( use_selection: BoolProperty(
name="Selection Only", name="Selection Only",
description="Export selected objects only", description="Export selected objects only",

2
io_scene_3ds/export_3ds.py
View File

@ -1209,7 +1209,7 @@ def make_track_chunk(ID, ob, ob_pos, ob_rot, ob_size):
elif ID == ROT_TRACK_TAG: # Rotation (angle first [radians], followed by axis) elif ID == ROT_TRACK_TAG: # Rotation (angle first [radians], followed by axis)
quat = ob_rot.to_quaternion().inverted() quat = ob_rot.to_quaternion().inverted()
track_chunk.add_variable("rotation", _3ds_point_4d((quat.angle, quat.axis.x, quat.axis.y, quat.axis.z))) track_chunk.add_variable("rotation", _3ds_point_4d((quat.angle, quat.axis,x, quat.axis.y, quat.axis.z)))
elif ID == SCL_TRACK_TAG: # Scale vector elif ID == SCL_TRACK_TAG: # Scale vector
track_chunk.add_variable("scale", _3ds_point_3d(ob_size)) track_chunk.add_variable("scale", _3ds_point_3d(ob_size))

70
io_scene_3ds/import_3ds.py
View File

@ -325,7 +325,8 @@ def add_texture_to_material(image, contextWrapper, pct, extend, alpha, scale, of
childs_list = [] childs_list = []
parent_list = [] parent_list = []
def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAIN, IMAGE_SEARCH, WORLD_MATRIX, KEYFRAME, CONVERSE): def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAIN,
IMAGE_SEARCH, WORLD_MATRIX, KEYFRAME, CONVERSE, MEASURE):
contextObName = None contextObName = None
contextLamp = None contextLamp = None
@ -362,15 +363,9 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
pivot_list = [] # pivots with hierarchy handling pivot_list = [] # pivots with hierarchy handling
trackposition = {} # keep track to position for target calculation trackposition = {} # keep track to position for target calculation
def putContextMesh( def putContextMesh(context, myContextMesh_vertls, myContextMesh_facels, myContextMesh_flag,
context, myContextMeshMaterials, myContextMesh_smooth, WORLD_MATRIX):
myContextMesh_vertls,
myContextMesh_facels,
myContextMesh_flag,
myContextMeshMaterials,
myContextMesh_smooth,
WORLD_MATRIX,
):
bmesh = bpy.data.meshes.new(contextObName) bmesh = bpy.data.meshes.new(contextObName)
if myContextMesh_facels is None: if myContextMesh_facels is None:
@ -431,8 +426,8 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
imported_objects.append(ob) imported_objects.append(ob)
if myContextMesh_flag: if myContextMesh_flag:
"""Bit 0 (0x1) sets edge CA visible, Bit 1 (0x2) sets edge BC visible and Bit 2 (0x4) sets edge AB visible """Bit 0 (0x1) sets edge CA visible, Bit 1 (0x2) sets edge BC visible and
In Blender we use sharp edges for those flags""" Bit 2 (0x4) sets edge AB visible. In Blender we use sharp edges for those flags."""
for f, pl in enumerate(bmesh.polygons): for f, pl in enumerate(bmesh.polygons):
face = myContextMesh_facels[f] face = myContextMesh_facels[f]
faceflag = myContextMesh_flag[f] faceflag = myContextMesh_flag[f]
@ -541,7 +536,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
0x40 activates alpha source, 0x80 activates tinting, 0x100 ignores alpha, 0x200 activates RGB tint. 0x40 activates alpha source, 0x80 activates tinting, 0x100 ignores alpha, 0x200 activates RGB tint.
Bits 0x80, 0x100, and 0x200 are only used with TEXMAP, TEX2MAP, and SPECMAP chunks. Bits 0x80, 0x100, and 0x200 are only used with TEXMAP, TEX2MAP, and SPECMAP chunks.
0x40, when used with a TEXMAP, TEX2MAP, or SPECMAP chunk must be accompanied with a tint bit, 0x40, when used with a TEXMAP, TEX2MAP, or SPECMAP chunk must be accompanied with a tint bit,
either 0x100 or 0x200, tintcolor will be processed if colorchunks are present""" either 0x100 or 0x200, tintcolor will be processed if colorchunks are present."""
tiling = read_short(temp_chunk) tiling = read_short(temp_chunk)
if tiling & 0x1: if tiling & 0x1:
extend = 'decal' extend = 'decal'
@ -620,7 +615,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
def read_track_data(track_chunk): def read_track_data(track_chunk):
"""Trackflags 0x1, 0x2 and 0x3 are for looping. 0x8, 0x10 and 0x20 """Trackflags 0x1, 0x2 and 0x3 are for looping. 0x8, 0x10 and 0x20
locks the XYZ axes. 0x100, 0x200 and 0x400 unlinks the XYZ axes""" locks the XYZ axes. 0x100, 0x200 and 0x400 unlinks the XYZ axes."""
tflags = read_short(track_chunk) tflags = read_short(track_chunk)
contextTrack_flag = tflags contextTrack_flag = tflags
temp_data = file.read(SZ_U_INT * 2) temp_data = file.read(SZ_U_INT * 2)
@ -687,7 +682,8 @@ 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, CONVERSE) process_next_chunk(context, file, new_chunk, imported_objects, CONSTRAIN,
IMAGE_SEARCH, WORLD_MATRIX, KEYFRAME, CONVERSE, MEASURE)
# 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
@ -1105,6 +1101,8 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
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 = apply_constrain(keydata[1]) if hierarchy == ROOT_OBJECT else mathutils.Vector(keydata[1]) child.location = apply_constrain(keydata[1]) if hierarchy == ROOT_OBJECT else mathutils.Vector(keydata[1])
if MEASURE:
child.location = child.location * 0.001
if hierarchy == ROOT_OBJECT: if hierarchy == ROOT_OBJECT:
child.location.rotate(CONVERSE) child.location.rotate(CONVERSE)
if not contextTrack_flag & 0x100: # Flag 0x100 unlinks X axis if not contextTrack_flag & 0x100: # Flag 0x100 unlinks X axis
@ -1131,6 +1129,8 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
scale = mathutils.Vector.Fill(3, (CONSTRAIN * 0.1)) if CONSTRAIN != 0.0 else child.scale scale = mathutils.Vector.Fill(3, (CONSTRAIN * 0.1)) if CONSTRAIN != 0.0 else child.scale
transformation = mathutils.Matrix.LocRotScale(locate, rotate, scale) transformation = mathutils.Matrix.LocRotScale(locate, rotate, scale)
child.matrix_world = transformation child.matrix_world = transformation
if MEASURE:
child.matrix_world = mathutils.Matrix.Scale(0.001,4) @ child.matrix_world
if hierarchy == ROOT_OBJECT: if hierarchy == ROOT_OBJECT:
child.matrix_world = CONVERSE @ child.matrix_world child.matrix_world = CONVERSE @ child.matrix_world
child.keyframe_insert(data_path="rotation_euler", index=0, frame=keydata[0]) child.keyframe_insert(data_path="rotation_euler", index=0, frame=keydata[0])
@ -1305,7 +1305,8 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
# IMPORT # # IMPORT #
########## ##########
def load_3ds(filepath, context, CONSTRAIN=10.0, IMAGE_SEARCH=True, WORLD_MATRIX=False, KEYFRAME=True, APPLY_MATRIX=True, CONVERSE=None): def load_3ds(filepath, context, CONSTRAIN=10.0, MEASURE=False, IMAGE_SEARCH=True,
WORLD_MATRIX=False, KEYFRAME=True, APPLY_MATRIX=True, CONVERSE=None):
print("importing 3DS: %r..." % (filepath), end="") print("importing 3DS: %r..." % (filepath), end="")
@ -1335,7 +1336,8 @@ def load_3ds(filepath, context, CONSTRAIN=10.0, IMAGE_SEARCH=True, WORLD_MATRIX=
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, CONVERSE) process_next_chunk(context, file, current_chunk, imported_objects, CONSTRAIN,
IMAGE_SEARCH, WORLD_MATRIX, KEYFRAME, CONVERSE, MEASURE)
# fixme, make unglobal # fixme, make unglobal
object_dictionary.clear() object_dictionary.clear()
@ -1344,8 +1346,13 @@ def load_3ds(filepath, context, CONSTRAIN=10.0, IMAGE_SEARCH=True, WORLD_MATRIX=
if APPLY_MATRIX: if APPLY_MATRIX:
for ob in imported_objects: for ob in imported_objects:
if ob.type == 'MESH': if ob.type == 'MESH':
me = ob.data ob.data.transform(ob.matrix_local.inverted())
me.transform(ob.matrix_local.inverted())
if MEASURE:
unit_mtx = mathutils.Matrix.Scale(0.001,4)
for ob in imported_objects:
if ob.type == 'MESH':
ob.data.transform(unit_mtx)
if CONVERSE and not KEYFRAME: if CONVERSE and not KEYFRAME:
for ob in imported_objects: for ob in imported_objects:
@ -1424,25 +1431,16 @@ def load_3ds(filepath, context, CONSTRAIN=10.0, IMAGE_SEARCH=True, WORLD_MATRIX=
file.close() file.close()
def load(operator, def load(operator, context, filepath="", constrain_size=0.0,
context, convert_measure=False, use_image_search=True,
filepath="", use_world_matrix=False, read_keyframe=True,
constrain_size=0.0, use_apply_transform=True, global_matrix=None,
use_image_search=True,
use_world_matrix=False,
read_keyframe=True,
use_apply_transform=True,
global_matrix=None,
): ):
load_3ds(filepath, load_3ds(filepath, context, CONSTRAIN=constrain_size,
context, MEASURE=convert_measure, IMAGE_SEARCH=use_image_search,
CONSTRAIN=constrain_size, WORLD_MATRIX=use_world_matrix, KEYFRAME=read_keyframe,
IMAGE_SEARCH=use_image_search, APPLY_MATRIX=use_apply_transform, CONVERSE=global_matrix,
WORLD_MATRIX=use_world_matrix,
KEYFRAME=read_keyframe,
APPLY_MATRIX=use_apply_transform,
CONVERSE=global_matrix,
) )
return {'FINISHED'} return {'FINISHED'}