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io_scene_3ds: Update for Principled BSDF specularity #104917

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Sebastian Sille merged 87 commits from :main into main 2023-09-26 19:41:09 +02:00
Conversation 0 Commits 87 Files Changed 3 +11 -9
3 changed files with 11 additions and 9 deletions
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6
io_scene_3ds/__init__.py
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@ -17,9 +17,9 @@ from bpy.props import (
import bpy import bpy
bl_info = { bl_info = {
"name": "Autodesk 3DS format", "name": "Autodesk 3DS format",
"author": "Bob Holcomb, Campbell Barton, Andreas Atteneder, Sebastian Schrand", "author": "Bob Holcomb, Campbell Barton, Sebastian Schrand",
"version": (2, 4, 6), "version": (2, 4, 7),
"blender": (3, 6, 0), "blender": (4, 0, 0),
"location": "File > Import-Export", "location": "File > Import-Export",
"description": "3DS Import/Export meshes, UVs, materials, textures, " "description": "3DS Import/Export meshes, UVs, materials, textures, "
"cameras, lamps & animation", "cameras, lamps & animation",

12
io_scene_3ds/export_3ds.py
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@ -698,7 +698,7 @@ def make_material_chunk(material, image):
shading.add_variable("shading", _3ds_ushort(3)) # Phong shading shading.add_variable("shading", _3ds_ushort(3)) # Phong shading
material_chunk.add_subchunk(make_material_subchunk(MATAMBIENT, wrap.emission_color[:3])) material_chunk.add_subchunk(make_material_subchunk(MATAMBIENT, wrap.emission_color[:3]))
material_chunk.add_subchunk(make_material_subchunk(MATDIFFUSE, wrap.base_color[:3])) material_chunk.add_subchunk(make_material_subchunk(MATDIFFUSE, wrap.base_color[:3]))
material_chunk.add_subchunk(make_material_subchunk(MATSPECULAR, material.specular_color[:])) material_chunk.add_subchunk(make_material_subchunk(MATSPECULAR, wrap.specular_tint[:3]))
material_chunk.add_subchunk(make_percent_subchunk(MATSHINESS, 1 - wrap.roughness)) material_chunk.add_subchunk(make_percent_subchunk(MATSHINESS, 1 - wrap.roughness))
material_chunk.add_subchunk(make_percent_subchunk(MATSHIN2, wrap.specular)) material_chunk.add_subchunk(make_percent_subchunk(MATSHIN2, wrap.specular))
material_chunk.add_subchunk(make_percent_subchunk(MATSHIN3, wrap.metallic)) material_chunk.add_subchunk(make_percent_subchunk(MATSHIN3, wrap.metallic))
@ -1211,10 +1211,10 @@ def make_track_chunk(ID, ob, ob_pos, ob_rot, ob_size):
track_chunk.add_variable("fov", _3ds_float(round(math.degrees(fov), 4))) track_chunk.add_variable("fov", _3ds_float(round(math.degrees(fov), 4)))
elif ID == HOTSPOT_TRACK_TAG: # Hotspot elif ID == HOTSPOT_TRACK_TAG: # Hotspot
beam_angle = math.degrees(ob.data.spot_size)
for i, frame in enumerate(kframes): for i, frame in enumerate(kframes):
beamsize = next((fc.evaluate(frame) for fc in fcurves if fc is not None and fc.data_path == 'spot_size'), ob.data.spot_size)
blend = next((fc.evaluate(frame) for fc in fcurves if fc is not None and fc.data_path == 'spot_blend'), ob.data.spot_blend) blend = next((fc.evaluate(frame) for fc in fcurves if fc is not None and fc.data_path == 'spot_blend'), ob.data.spot_blend)
hot_spot = beam_angle - (blend * math.floor(beam_angle)) hot_spot = math.degrees(beamsize) - (blend * math.floor(math.degrees(beamsize)))
track_chunk.add_variable("tcb_frame", _3ds_uint(int(frame))) track_chunk.add_variable("tcb_frame", _3ds_uint(int(frame)))
track_chunk.add_variable("tcb_flags", _3ds_ushort()) track_chunk.add_variable("tcb_flags", _3ds_ushort())
track_chunk.add_variable("hotspot", _3ds_float(round(hot_spot, 4))) track_chunk.add_variable("hotspot", _3ds_float(round(hot_spot, 4)))
@ -1647,14 +1647,14 @@ def save(operator, context, filepath="", scale_factor=1.0, use_scene_unit=False,
bg_tex = 'TEX_IMAGE', 'TEX_ENVIRONMENT' bg_tex = 'TEX_IMAGE', 'TEX_ENVIRONMENT'
bg_color = next((lk.from_node.inputs[0].default_value[:3] for lk in ntree if lk.from_node.type == bgtype and lk.to_node.type in bgshade), world.color) bg_color = next((lk.from_node.inputs[0].default_value[:3] for lk in ntree if lk.from_node.type == bgtype and lk.to_node.type in bgshade), world.color)
bg_mixer = next((lk.from_node.type for lk in ntree if lk.from_node.type in bgmixer and lk.to_node.type == bgtype), bgtype) bg_mixer = next((lk.from_node.type for lk in ntree if lk.from_node.type in bgmixer and lk.to_node.type == bgtype), bgtype)
bg_image = next((lk.from_node.image.name for lk in ntree if lk.from_node.type in bg_tex and lk.to_node.type == bg_mixer), False) bg_image = next((lk.from_node.image for lk in ntree if lk.from_node.type in bg_tex and lk.to_node.type == bg_mixer), False)
gradient = next((lk.from_node.color_ramp.elements for lk in ntree if lk.from_node.type == 'VALTORGB' and lk.to_node.type in bgmixer), False) gradient = next((lk.from_node.color_ramp.elements for lk in ntree if lk.from_node.type == 'VALTORGB' and lk.to_node.type in bgmixer), False)
background_color_chunk.add_variable("color", _3ds_float_color(bg_color)) background_color_chunk.add_variable("color", _3ds_float_color(bg_color))
background_chunk.add_subchunk(background_color_chunk) background_chunk.add_subchunk(background_color_chunk)
if bg_image: if bg_image:
background_image = _3ds_chunk(BITMAP) background_image = _3ds_chunk(BITMAP)
background_flag = _3ds_chunk(USE_BITMAP) background_flag = _3ds_chunk(USE_BITMAP)
background_image.add_variable("image", _3ds_string(sane_name(bg_image))) background_image.add_variable("image", _3ds_string(sane_name(bg_image.name)))
object_info.add_subchunk(background_image) object_info.add_subchunk(background_image)
object_info.add_subchunk(background_chunk) object_info.add_subchunk(background_chunk)
@ -1710,7 +1710,7 @@ def save(operator, context, filepath="", scale_factor=1.0, use_scene_unit=False,
object_info.add_subchunk(layerfog_chunk) object_info.add_subchunk(layerfog_chunk)
if fognode or foglayer and layer.use_pass_mist: if fognode or foglayer and layer.use_pass_mist:
object_info.add_subchunk(use_fog_flag) object_info.add_subchunk(use_fog_flag)
if use_keyframes and world.animation_data: if use_keyframes and world.animation_data or world.node_tree.animation_data:
kfdata.add_subchunk(make_ambient_node(world)) kfdata.add_subchunk(make_ambient_node(world))
# Make a list of all materials used in the selected meshes (use dictionary, each material is added once) # Make a list of all materials used in the selected meshes (use dictionary, each material is added once)

2
io_scene_3ds/import_3ds.py
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@ -527,6 +527,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
contextWrapper.metallic = contextMaterial.metallic contextWrapper.metallic = contextMaterial.metallic
contextWrapper.roughness = contextMaterial.roughness contextWrapper.roughness = contextMaterial.roughness
contextWrapper.specular = contextMaterial.specular_intensity contextWrapper.specular = contextMaterial.specular_intensity
contextWrapper.specular_tint = contextMaterial.specular_color[:]
contextWrapper.emission_color = contextMaterial.line_color[:3] contextWrapper.emission_color = contextMaterial.line_color[:3]
contextWrapper.emission_strength = contextMaterial.line_priority / 100 contextWrapper.emission_strength = contextMaterial.line_priority / 100
contextWrapper.alpha = contextMaterial.diffuse_color[3] = contextAlpha contextWrapper.alpha = contextMaterial.diffuse_color[3] = contextAlpha
@ -1000,6 +1001,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
contextWrapper.metallic = contextMaterial.metallic contextWrapper.metallic = contextMaterial.metallic
contextWrapper.roughness = contextMaterial.roughness contextWrapper.roughness = contextMaterial.roughness
contextWrapper.specular = contextMaterial.specular_intensity contextWrapper.specular = contextMaterial.specular_intensity
contextWrapper.specular_tint = contextMaterial.specular_color[:]
contextWrapper.emission_color = contextMaterial.line_color[:3] contextWrapper.emission_color = contextMaterial.line_color[:3]
contextWrapper.emission_strength = contextMaterial.line_priority / 100 contextWrapper.emission_strength = contextMaterial.line_priority / 100
contextWrapper.alpha = contextMaterial.diffuse_color[3] = contextAlpha contextWrapper.alpha = contextMaterial.diffuse_color[3] = contextAlpha