io_scene_3ds: Moved specular color texture to specular tint #104918
@ -1566,21 +1566,42 @@ def save(operator, context, filepath="", scale_factor=1.0, apply_unit=False, use
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object_info.add_subchunk(ambient_chunk)
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if world.use_nodes:
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ntree = world.node_tree.links
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background_color = _3ds_chunk(RGB)
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background_color_chunk = _3ds_chunk(RGB)
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background_chunk = _3ds_chunk(SOLIDBACKGND)
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background_flag = _3ds_chunk(USE_SOLIDBGND)
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amcol, bgcol, bgtex, nworld = 'EMISSION', 'BACKGROUND', 'TEX_ENVIRONMENT', 'OUTPUT_WORLD'
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bg_color = next((lk.from_node.inputs[0].default_value[:3] for lk in ntree if lk.to_node.type == bgcol), world.color)
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bg_image = next((lk.from_node.image.name for lk in ntree if lk.from_node.type == bgtex and lk.to_node.type in {amcol, bgcol}), False)
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background_color.add_variable("color", _3ds_float_color(bg_color))
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background_chunk.add_subchunk(background_color)
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object_info.add_subchunk(background_chunk)
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bgshader = 'ADD_SHADER', 'MIX_SHADER', 'OUTPUT_WORLD'
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bgtexture = 'TEX_IMAGE', 'TEX_ENVIRONMENT'
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acol, bcol = 'EMISSION', 'BACKGROUND'
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bg_color = next((lk.from_node.inputs[0].default_value[:3] for lk in ntree if lk.from_node.type == bcol and lk.to_node.type in bgshader), world.color)
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bg_image = next((lk.from_node.image.name for lk in ntree if lk.from_node.type in bgtexture and lk.to_node.type in {acol, bcol}), False)
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background_color_chunk.add_variable("color", _3ds_float_color(bg_color))
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background_chunk.add_subchunk(background_color_chunk)
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if bg_image:
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background_image = _3ds_chunk(BITMAP)
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background_flag = _3ds_chunk(USE_BITMAP)
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background_image.add_variable("image", _3ds_string(sane_name(bg_image)))
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object_info.add_subchunk(background_image)
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object_info.add_subchunk(background_chunk)
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object_info.add_subchunk(background_flag)
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fogshader = next((lk.from_socket.node for lk in ntree if lk.from_socket.identifier and lk.to_socket.identifier == 'Volume'), False)
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if fogshader:
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fogflag = 0
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if world.mist_settings.falloff == 'QUADRATIC':
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fogflag |= 0x1
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if world.mist_settings.falloff == 'INVERSE_QUADRATIC':
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fogflag |= 0x2
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fog_chunk = _3ds_chunk(LAYER_FOG)
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fog_color_chunk = _3ds_chunk(RGB)
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use_fog_flag = _3ds_chunk(USE_LAYER_FOG)
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fog_color_chunk.add_variable("color", _3ds_float_color(fogshader.inputs[0].default_value[:3]))
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fog_chunk.add_variable("lowZ", _3ds_float(world.mist_settings.start))
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fog_chunk.add_variable("highZ", _3ds_float(world.mist_settings.depth))
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fog_chunk.add_variable("density", _3ds_float(fogshader.inputs[1].default_value))
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fog_chunk.add_variable("flags", _3ds_uint(fogflag))
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fog_chunk.add_subchunk(fog_color_chunk)
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object_info.add_subchunk(fog_chunk)
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if layer.use_pass_mist:
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object_info.add_subchunk(use_fog_flag)
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if write_keyframe and world.animation_data:
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kfdata.add_subchunk(make_ambient_node(world))
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@ -701,15 +701,15 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
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realname, ext = os.path.splitext(filename)
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contextWorld = bpy.data.worlds.new("Background: " + realname)
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context.scene.world = contextWorld
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contextWorld.use_nodes = True
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read_chunk(file, temp_chunk)
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if temp_chunk.ID == COLOR_F:
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contextWorld.node_tree.nodes['Background'].inputs[0].default_value[:3] = read_float_array(temp_chunk)
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elif temp_chunk.ID == LIN_COLOR_F:
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contextWorld.node_tree.nodes['Background'].inputs[0].default_value[:3] = read_float_array(temp_chunk)
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else:
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contextWorld.use_nodes = True
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read_chunk(file, temp_chunk)
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if temp_chunk.ID == COLOR_F:
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contextWorld.node_tree.nodes['Background'].inputs[0].default_value[:3] = read_float_array(temp_chunk)
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elif temp_chunk.ID == LIN_COLOR_F:
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contextWorld.node_tree.nodes['Background'].inputs[0].default_value[:3] = read_float_array(temp_chunk)
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else: skip_to_end(file, temp_chunk)
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new_chunk.bytes_read += temp_chunk.bytes_read
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skip_to_end(file, temp_chunk)
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new_chunk.bytes_read += temp_chunk.bytes_read
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# If bitmap chunk
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elif CreateWorld and new_chunk.ID == BITMAP:
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@ -719,45 +719,50 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
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realname, ext = os.path.splitext(filename)
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contextWorld = bpy.data.worlds.new("Bitmap: " + realname)
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context.scene.world = contextWorld
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else:
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contextWorld.use_nodes = True
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links = contextWorld.node_tree.links
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nodes = contextWorld.node_tree.nodes
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bitmapnode = nodes.new(type='ShaderNodeTexEnvironment')
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bitmapnode.label = bitmap_name
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bitmapnode.location = (-300, 300)
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bitmapnode.image = load_image(bitmap_name, dirname, place_holder=False, recursive=image_search, check_existing=True)
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links.new(bitmapnode.outputs['Color'], nodes['Background'].inputs[0])
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new_chunk.bytes_read += read_str_len
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contextWorld.use_nodes = True
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links = contextWorld.node_tree.links
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nodes = contextWorld.node_tree.nodes
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bitmapnode = nodes.new(type='ShaderNodeTexEnvironment')
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bitmapnode.label = bitmap_name
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bitmapnode.location = (-300, 300)
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bitmapnode.image = load_image(bitmap_name, dirname, place_holder=False, recursive=image_search, check_existing=True)
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links.new(bitmapnode.outputs['Color'], nodes['Background'].inputs[0])
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new_chunk.bytes_read += read_str_len
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# If fog chunk
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elif CreateWorld and new_chunk.ID == LAYER_FOG:
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"""Fog options flags are bit 20 (0x100000) for background fogging,
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bit 0 (0x1) for bottom falloff, and bit 1 (0x2) for top falloff."""
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if contextWorld is None:
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path, filename = os.path.split(file.name)
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realname, ext = os.path.splitext(filename)
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contextWorld = bpy.data.worlds.new("LayerFog: " + realname)
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context.scene.world = contextWorld
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contextWorld.use_nodes = True
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links = contextWorld.node_tree.links
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nodes = contextWorld.node_tree.nodes
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layerfog = nodes.new(type='ShaderNodeVolumeScatter')
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layerfog.label = "Layer Fog"
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layerfog.location = (300, 100)
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links.new(layerfog.outputs['Volume'], nodes['World Output'].inputs['Volume'])
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context.view_layer.use_pass_mist = False
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contextWorld.mist_settings.use_mist = True
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contextWorld.mist_settings.start = read_float(new_chunk)
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contextWorld.mist_settings.depth = read_float(new_chunk)
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layerfog.inputs[1].default_value = read_float(new_chunk)
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layerfog_flag = read_long(new_chunk)
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if layerfog_flag & 0x1:
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contextWorld.mist_settings.falloff = 'QUADRATIC'
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if layerfog_flag & 0x2:
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contextWorld.mist_settings.falloff = 'INVERSE_QUADRATIC'
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read_chunk(file, temp_chunk)
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if temp_chunk.ID == COLOR_F:
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layerfog.inputs[0].default_value[:3] = read_float_array(temp_chunk)
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elif temp_chunk.ID == LIN_COLOR_F:
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layerfog.inputs[0].default_value[:3] = read_float_array(temp_chunk)
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else:
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contextWorld.use_nodes = True
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links = contextWorld.node_tree.links
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nodes = contextWorld.node_tree.nodes
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context.view_layer.use_pass_mist = False
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layerfog = nodes.new(type='ShaderNodeVolumeScatter')
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layerfog.label = "Layer Fog"
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layerfog.location = (300, 100)
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links.new(layerfog.outputs['Volume'], nodes['World Output'].inputs['Volume'])
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contextWorld.mist_settings.start = read_float(new_chunk)
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contextWorld.mist_settings.depth = read_float(new_chunk)
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layerfog.inputs[1].default_value = read_float(new_chunk)
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layerfogflag = read_long(new_chunk)
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read_chunk(file, temp_chunk)
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if temp_chunk.ID == COLOR_F:
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layerfog.inputs[0].default_value[:3] = read_float_array(temp_chunk)
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elif temp_chunk.ID == LIN_COLOR_F:
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layerfog.inputs[0].default_value[:3] = read_float_array(temp_chunk)
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else:
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skip_to_end(file, temp_chunk)
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new_chunk.bytes_read += temp_chunk.bytes_read
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skip_to_end(file, temp_chunk)
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new_chunk.bytes_read += temp_chunk.bytes_read
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elif CreateWorld and new_chunk.ID == USE_LAYER_FOG:
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context.view_layer.use_pass_mist = True
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