def test_run(self):
ifc = ifcopenshell.file()
style = ifc.createIfcSurfaceStyle("Name", "BOTH")
obj = bpy.data.materials.new("Material")
subject.import_surface_attributes(style, obj)
assert obj.BIMStyleProperties.attributes.get("Name").string_value == "Name"
assert obj.BIMStyleProperties.attributes.get("Side").enum_value == "BOTH"
def test_get_rendering_styles_from_a_emission_bsdf(self):
obj = bpy.data.materials.new("Material")
obj.diffuse_color = [1, 1, 1, 1]
obj.use_nodes = True
node = obj.node_tree.nodes["Principled BSDF"]
obj.node_tree.nodes.remove(node)
node = obj.node_tree.nodes.new(type="ShaderNodeEmission")
node.inputs["Color"].default_value = [0.5, 0.5, 0.5, 0.5]
assert subject.get_surface_rendering_attributes(obj) == {
"SurfaceColour": {
"Name": None,
"Red": 1,
"Green": 1,
"Blue": 1,
},
"Transparency": 1,
"DiffuseColour": {
"Name": None,
"Red": 0.5,
"Green": 0.5,
"Blue": 0.5,
},
"SpecularHighlight": None,
"ReflectanceMethod": "FLAT",
}
def test_get_different_surface_and_diffuse_colours_from_a_principled_bsdf(self):
obj = bpy.data.materials.new("Material")
obj.diffuse_color = [1, 1, 1, 1]
obj.use_nodes = True
node = obj.node_tree.nodes["Principled BSDF"]
node.inputs["Alpha"].default_value = 0.8
node.inputs["Base Color"].default_value = [0.5, 0.5, 0.5, 0.5]
node.inputs["Roughness"].default_value = 0.2
assert subject.get_surface_rendering_attributes(obj) == {
"SurfaceColour": {
"Name": None,
"Red": 1,
"Green": 1,
"Blue": 1,
},
"Transparency": 1 - node.inputs["Alpha"].default_value,
"DiffuseColour": {
"Name": None,
"Red": 0.5,
"Green": 0.5,
"Blue": 0.5,
},
"SpecularHighlight": {"IfcSpecularRoughness": 0.2},
"ReflectanceMethod": "NOTDEFINED",
}
def test_get_the_leaf_node_of_each_map_in_a_principled_bsdf(self):
obj = bpy.data.materials.new("Material")
obj.use_nodes = True
bsdf = obj.node_tree.nodes["Principled BSDF"]
diffuse = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
obj.node_tree.links.new(bsdf.inputs["Base Color"], diffuse.outputs["Color"])
shininess = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
obj.node_tree.links.new(bsdf.inputs["Roughness"], shininess.outputs["Color"])
normal = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
obj.node_tree.links.new(bsdf.inputs["Normal"], normal.outputs["Color"])
specular = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
obj.node_tree.links.new(bsdf.inputs["Specular"], specular.outputs["Color"])
emission = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
obj.node_tree.links.new(bsdf.inputs["Emission Strength"], emission.outputs["Color"])
opacity = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
obj.node_tree.links.new(bsdf.inputs["Alpha"], opacity.outputs["Color"])
assert subject.get_surface_textures(obj) == {
"DIFFUSE": diffuse,
"SHININESS": shininess,
"NORMAL": normal,
"SPECULAR": specular,
"SELFILLUMINATION": emission,
"OPACITY": opacity,
}
def test_a_texture_without_an_image_filepath_is_not_supported(self):
obj = bpy.data.materials.new("Material")
obj.use_nodes = True
bsdf = obj.node_tree.nodes["Principled BSDF"]
node = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
obj.node_tree.links.new(bsdf.inputs["Base Color"], node.outputs["Color"])
assert subject.can_support_texture_style(obj) is False
def test_other_unsupported_bsdfs_copy_the_rendering_style_from_the_shading_colours_as_a_fallback(self):
obj = bpy.data.materials.new("Material")
obj.diffuse_color = [1, 1, 1, 1]
obj.use_nodes = True
node = obj.node_tree.nodes["Principled BSDF"]
obj.node_tree.nodes.remove(node)
node = obj.node_tree.nodes.new(type="ShaderNodeVolumePrincipled")
node.inputs["Color"].default_value = [0.5, 0.5, 0.5, 0.5]
assert subject.get_surface_rendering_attributes(obj) == {
"SurfaceColour": {
"Name": None,
"Red": 1,
"Green": 1,
"Blue": 1,
},
"Transparency": 1,
"DiffuseColour": {
"Name": None,
"Red": 1,
"Green": 1,
"Blue": 1,
},
"SpecularHighlight": None,
"ReflectanceMethod": "NOTDEFINED",
}
def test_run(self):
tool.Ifc.set(ifcopenshell.file())
style_item = tool.Ifc.get().createIfcSurfaceStyleWithTextures()
style = tool.Ifc.get().createIfcSurfaceStyle(Styles=[style_item])
obj = bpy.data.materials.new("Material")
obj.BIMMaterialProperties.ifc_style_id = style.id()
assert subject.get_surface_texture_style(obj) == style_item
def test_the_texture_needs_to_connect_to_the_bsdf(self):
obj = bpy.data.materials.new("Material")
obj.use_nodes = True
bsdf = obj.node_tree.nodes["Principled BSDF"]
node = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
cwd = os.path.dirname(os.path.realpath(__file__))
image_path = os.path.join(cwd, "..", "files", "image.jpg")
node.image = bpy.data.images.load(image_path)
assert subject.can_support_texture_style(obj) is False
def test_we_need_at_least_one_image_connected_to_a_bsdf(self):
obj = bpy.data.materials.new("Material")
obj.use_nodes = True
bsdf = obj.node_tree.nodes["Principled BSDF"]
node = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
cwd = os.path.dirname(os.path.realpath(__file__))
image_path = os.path.join(cwd, "..", "files", "image.jpg")
node.image = bpy.data.images.load(image_path)
obj.node_tree.links.new(bsdf.inputs["Base Color"], node.outputs["Color"])
assert subject.can_support_texture_style(obj) is True
def test_get_colours_from_a_basic_material_ifc2x3(self):
tool.Ifc.set(ifcopenshell.file(schema="IFC2X3"))
obj = bpy.data.materials.new("Material")
obj.diffuse_color = [1, 1, 1, 1]
assert subject.get_surface_shading_attributes(obj) == {
"SurfaceColour": {
"Name": None,
"Red": 1,
"Green": 1,
"Blue": 1,
},
}
def test_get_the_leaf_node_of_each_map_in_a_emission_bsdf(self):
obj = bpy.data.materials.new("Material")
obj.use_nodes = True
bsdf = obj.node_tree.nodes["Principled BSDF"]
obj.node_tree.nodes.remove(bsdf)
bsdf = obj.node_tree.nodes.new(type="ShaderNodeEmission")
output = {n.type: n for n in obj.node_tree.nodes}.get("OUTPUT_MATERIAL", None)
obj.node_tree.links.new(output.inputs["Surface"], bsdf.outputs["Emission"])
diffuse = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
obj.node_tree.links.new(bsdf.inputs["Color"], diffuse.outputs["Color"])
assert subject.get_surface_textures(obj) == {"DIFFUSE": diffuse}
def test_get_the_leaf_node_of_each_map_in_a_glass_bsdf(self):
obj = bpy.data.materials.new("Material")
obj.use_nodes = True
bsdf = obj.node_tree.nodes["Principled BSDF"]
obj.node_tree.nodes.remove(bsdf)
bsdf = obj.node_tree.nodes.new(type="ShaderNodeBsdfGlass")
output = {n.type: n for n in obj.node_tree.nodes}.get("OUTPUT_MATERIAL", None)
obj.node_tree.links.new(output.inputs["Surface"], bsdf.outputs["BSDF"])
diffuse = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
obj.node_tree.links.new(bsdf.inputs["Color"], diffuse.outputs["Color"])
shininess = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
obj.node_tree.links.new(bsdf.inputs["Roughness"], shininess.outputs["Color"])
normal = obj.node_tree.nodes.new(type="ShaderNodeTexImage")
obj.node_tree.links.new(bsdf.inputs["Normal"], normal.outputs["Color"])
assert subject.get_surface_textures(obj) == {"DIFFUSE": diffuse, "SHININESS": shininess, "NORMAL": normal}
def test_anything_with_nodes_can_support_a_rendering_style(self):
obj = bpy.data.materials.new("Material")
obj.use_nodes = True
assert subject.can_support_rendering_style(obj) is True
def test_getting_no_style(self):
assert subject.get_style(bpy.data.materials.new("Material")) is None
def test_getting_a_linked_style(self):
tool.Ifc.set(ifcopenshell.file())
style = tool.Ifc.get().createIfcSurfaceStyle()
obj = bpy.data.materials.new("Material")
obj.BIMMaterialProperties.ifc_style_id = style.id()
assert subject.get_style(obj) == style
def test_without_nodes_we_do_not_support_textures(self):
obj = bpy.data.materials.new("Material")
obj.use_nodes = False
assert subject.can_support_texture_style(obj) is False
def test_getting_nothing_for_a_broken_link_style(self):
obj = bpy.data.materials.new("Material")
obj.BIMMaterialProperties.ifc_style_id = 1
assert subject.get_style(obj) == None
def test_run(self):
assert subject.get_name(bpy.data.materials.new("Material")) == "Material"
def test_run(self):
obj = bpy.data.materials.new("Material")
subject.enable_editing(obj)
assert obj.BIMStyleProperties.is_editing is True
def test_run(self):
TestImportSurfaceAttributes().test_run()
obj = bpy.data.materials.get("Material")
assert subject.export_surface_attributes(obj) == {"Name": "Name", "Side": "BOTH"}
def test_run(self):
bpy.ops.bim.create_project()
context = ifcopenshell.util.representation.get_context(tool.Ifc.get(), "Model", "Body", "MODEL_VIEW")
assert subject.get_context("obj") == context