def test_get_item(self):
col = asr.ColorEntity("color", {})
self.color_vec.insert(col)
col = asr.ColorEntity("another_color", {})
self.color_vec.insert(col)
self.assertEqual(self.color_vec[0].get_name(), "color")
self.assertEqual(self.color_vec[1].get_name(), "another_color")
self.assertEqual(self.color_vec[-1].get_name(), "another_color")
def test_get_by_name(self):
col = asr.ColorEntity("color", {})
self.color_vec.insert(col)
col = asr.ColorEntity("another_color", {})
self.color_vec.insert(col)
c = self.color_vec.get_by_name("color")
self.assertEqual(c.get_name(), "color")
c = self.color_vec.get_by_name("another_color")
self.assertEqual(c.get_name(), "another_color")
c = self.color_vec.get_by_name("no_such_color")
self.assertEqual(c, None)
def create_entities(self, scene):
lamp = self.bl_lamp
as_lamp_data = lamp.data.appleseed
type_mapping = {'POINT': 'point_light',
'SPOT': 'spot_light',
'HEMI': 'directional_light',
'SUN': 'sun_light'}
model = type_mapping[lamp.data.type]
light_params = {'intensity': "{0}_radiance".format(self.bl_lamp.name),
'intensity_multiplier': as_lamp_data.radiance_multiplier,
'exposure': as_lamp_data.exposure,
'cast_indirect_light': as_lamp_data.cast_indirect,
'importance_multiplier': as_lamp_data.importance_multiplier}
if model == 'spot_light':
self.__create_spot_lamp(as_lamp_data, lamp, light_params)
if model == 'sun_light':
self.__create_sun_lamp(as_lamp_data, light_params)
if model == 'directional_light':
light_params['irradiance'] = light_params.pop('intensity')
light_params['irradiance_multiplier'] = light_params.pop('intensity_multiplier')
self.__as_light = asr.Light(model, self.bl_lamp.name, light_params)
self.__as_light.set_transform(self._convert_matrix(self.bl_lamp.matrix_world))
radiance = self._convert_color(as_lamp_data.radiance)
lamp_radiance_name = "{0}_radiance".format(self.bl_lamp.name)
self.__as_light_radiance = asr.ColorEntity(lamp_radiance_name, {'color_space': 'linear_rgb'}, radiance)
def test_get_by_uuid(self):
col = asr.ColorEntity("color", {})
uid1 = col.get_uid()
self.color_vec.insert(col)
col = asr.ColorEntity("another_color", {})
uid2 = col.get_uid()
self.color_vec.insert(col)
c = self.color_vec.get_by_uid(uid1)
self.assertEqual(c.get_name(), "color")
c = self.color_vec.get_by_uid(uid2)
self.assertEqual(c.get_name(), "another_color")
c = self.color_vec.get_by_uid(77567)
self.assertEqual(c, None)
def create_entities(self, bl_scene):
logger.debug("Creating entity for %s", self.appleseed_name)
as_mat_data = self.bl_mat.appleseed
if self.bl_mat.node_tree is not None:
self.__as_nodetree = NodeTreeTranslator(self.bl_mat.node_tree,
self.asset_handler,
self.appleseed_name)
self.__as_nodetree.create_entities(bl_scene)
mat_name = f"{self.appleseed_name}_mat"
surface_name = f"{self.appleseed_name}_surface"
self.__as_shader_params = self.__get_shader_params()
self.__as_shader = asr.SurfaceShader("physical_surface_shader",
surface_name, {})
self.__as_mat_params = self.__get_mat_params()
if as_mat_data.mode == 'surface':
self.__as_mat = asr.Material('osl_material', mat_name, {})
else:
vol_name = f"{self.appleseed_name}_volume"
self.__as_volume_params = self.__get_vol_params()
self.__as_colors.append(
asr.ColorEntity(
f"{vol_name}_absorption_color",
{'color_space': 'linear_rgb'},
self._convert_color(as_mat_data.volume_absorption)))
self.__as_colors.append(
asr.ColorEntity(
f"{vol_name}_scattering_color",
{'color_space': 'linear_rgb'},
self._convert_color(as_mat_data.volume_scattering)))
self.__as_mat = asr.Material('generic_material', mat_name, {})
self.__as_volume = asr.Volume('generic_volume', vol_name, {})
self.__as_volume.set_parameters(self.__as_volume_params)
self.__as_mat.set_parameters(self.__as_mat_params)
self.__as_shader.set_parameters(self.__as_shader_params)
def __set_colors(self):
as_world = self.bl_world.appleseed_sky
if self.__as_env_type == 'constant':
self.__as_colors.append(
asr.ColorEntity('horizon_radiance_color',
{'color_space': 'linear_rgb'},
self._convert_color(as_world.horizon_color)))
elif self.__as_env_type in ('gradient', 'constant_hemisphere'):
self.__as_colors.append(
asr.ColorEntity('horizon_radiance_color',
{'color_space': 'linear_rgb'},
self._convert_color(as_world.horizon_color)))
self.__as_colors.append(
asr.ColorEntity('zenith_radiance_color',
{'color_space': 'linear_rgb'},
self._convert_color(as_world.zenith_color)))
def create_entities(self, scene):
mat_name = self.appleseed_name + "_mat" if not self.__preview else "preview_mat"
as_mat_data = self.bl_mat.appleseed
shader_params = {'lighting_samples': as_mat_data.shader_lighting_samples} if hasattr(as_mat_data, "shader_lighting_samples") else {}
surface_name = "{0}_surface_shader".format(mat_name)
self.__as_shader = asr.SurfaceShader("physical_surface_shader",
surface_name, shader_params)
if as_mat_data.mode == 'surface':
mat_params = {'surface_shader': "{0}_surface_shader".format(mat_name)}
if self.bl_node_tree:
shadergroup_name = self.bl_node_tree.name if not self.__preview else "preview_mat_tree"
mat_params['osl_surface'] = shadergroup_name
if self.__shader_group is None:
self.__shader_group = asr.ShaderGroup(shadergroup_name)
self.__set_shader_group_parameters(scene)
self.__as_mat = asr.Material('osl_material', mat_name, mat_params)
else:
vol_name = mat_name + "_volume"
self.__colors.append(asr.ColorEntity(vol_name + "_absorption_color", {'color_space': 'linear_rgb'},
self._convert_color(as_mat_data.volume_absorption)))
self.__colors.append(asr.ColorEntity(vol_name + "_scattering_color", {'color_space': 'linear_rgb'},
self._convert_color(as_mat_data.volume_scattering)))
vol_params = {'absorption': vol_name + "_absorption_color",
'scattering': vol_name + "_scattering_color",
'absorption_multiplier': as_mat_data.volume_absorption_multiplier,
'scattering_multiplier': as_mat_data.volume_scattering_multiplier,
'phase_function_model': as_mat_data.volume_phase_function_model,
'average_cosine': as_mat_data.volume_average_cosine}
self.__volume = asr.Volume('generic_volume', vol_name, vol_params)
mat_params = {'surface_shader': "{0}_surface_shader".format(mat_name),
'volume': vol_name}
self.__as_mat = asr.Material('generic_material', mat_name, mat_params)
def test_insert_remove(self):
col = asr.ColorEntity("color", {})
self.color_vec.insert(col)
self.assertEqual(len(self.color_vec), 1)
c = self.color_vec.get_by_name("color")
col = self.color_vec.remove(c)
self.assertEqual(len(self.color_vec), 0)
self.color_vec.insert(col)
self.assertEqual(len(self.color_vec), 1)
def convert_texture(parent, texture_name, element):
type = element.attrib["type"]
if type == "bitmap":
filepath = element.find("string[@name='filename']").attrib["value"]
return create_texture(parent, texture_name, filepath)
else:
warning("Don't know how to convert texture of type {0}".format(type))
color_params = {"color_space": "srgb", "multiplier": 1.0}
parent.colors().insert(
asr.ColorEntity(texture_name, color_params, [0.7, 0.7, 0.7]))
return texture_name
def create_entities(self, depsgraph, deforms_length):
logger.debug(f"appleseed: Creating lamp entity for {self.orig_name}")
as_lamp_data = self.bl_lamp.data.appleseed
self.__lamp_model = self.__get_lamp_model()
if self.bl_lamp.data.type != 'AREA':
self.__radiance = self._convert_color(as_lamp_data.radiance)
lamp_radiance_name = f"{self.orig_name}_radiance"
self.__as_lamp_radiance = asr.ColorEntity(
lamp_radiance_name, {'color_space': 'linear_rgb'},
self.__radiance)
if self.__lamp_model == 'point_light':
self.__as_lamp_params = self.__get_point_lamp_params()
if self.__lamp_model == 'spot_light':
self.__as_lamp_params = self.__get_spot_lamp_params()
if self.__lamp_model == 'directional_light':
self.__as_lamp_params = self.__get_directional_lamp_params()
if self.__lamp_model == 'sun_light':
self.__as_lamp_params = self.__get_sun_lamp_params()
self.__as_lamp = asr.Light(self.__lamp_model, self.orig_name,
self.__as_lamp_params)
else:
shape_params = self._get_area_mesh_params()
mesh_name = f"{self.orig_name}_mesh"
self.__as_area_lamp_mesh = asr.create_primitive_mesh(
mesh_name, shape_params)
mat_name = f"{self.orig_name}_mat"
shader_name = f"{self.orig_name}_tree"
self.__instance_params = self._get_area_mesh_instance_params()
if not self.bl_lamp.data.use_nodes:
shader_name = f"{self.orig_name}_tree"
self.__as_area_lamp_shadergroup = asr.ShaderGroup(shader_name)
self._set_shadergroup()
else:
self.__node_tree = NodeTreeTranslator(
self.bl_lamp.data.node_tree, self._asset_handler,
self.orig_name)
self.__node_tree.create_entities(depsgraph.scene_eval)
self.__as_area_lamp_material = asr.Material(
'osl_material', mat_name, {'osl_surface': shader_name})
def test_iters(self):
names = ['color', 'color2', 'color3']
uids = []
for name in names:
col = asr.ColorEntity(name, {})
uids.append(col.get_uid())
self.color_vec.insert(col)
result_names = []
result_uids = []
for col in self.color_vec:
result_names.append(col.get_name())
result_uids.append(col.get_uid())
self.assertEqual(names, result_names)
self.assertEqual(uids, result_uids)
def create_entities(self, scene):
as_sky = self.bl_scene.world.appleseed_sky
env_type = as_sky.env_type
if env_type == 'sunsky':
env_type = as_sky.sun_model
if env_type == 'constant':
self.__colors.append(
asr.ColorEntity(
'horizon_radiance_color', {'color_space': 'linear_rgb'},
self._convert_color(self.bl_scene.world.horizon_color)))
elif env_type in ('gradient', 'constant_hemisphere'):
self.__colors.append(
asr.ColorEntity(
'horizon_radiance_color', {'color_space': 'srgb'},
self._convert_color(self.bl_scene.world.horizon_color)))
self.__colors.append(
asr.ColorEntity(
'zenith_radiance_color', {'color_space': 'linear_rgb'},
self._convert_color(self.bl_scene.world.zenith_color)))
if env_type in ('latlong_map', 'mirrorball_map'):
try:
filename = self.asset_handler.process_path(
as_sky.env_tex.filepath, AssetType.TEXTURE_ASSET)
except:
logger.warning("No Texture Selected!")
filename = ""
tex_inst_params = {
'addressing_mode': 'wrap',
'filtering_mode': 'bilinear'
}
self.__env_tex = asr.Texture(
'disk_texture_2d', 'environment_tex', {
'filename': filename,
'color_space': as_sky.env_tex_colorspace
}, [])
self.__env_tex_inst = asr.TextureInstance(
'environment_tex_inst', tex_inst_params, 'environment_tex',
asr.Transformf(asr.Matrix4f.identity()))
if env_type == 'latlong_map':
edf_params = {
'radiance': "environment_tex_inst",
'radiance_multiplier': as_sky.env_tex_mult,
'exposure': as_sky.env_exposure
}
elif env_type == 'mirrorball_map':
edf_params = {
'radiance': "environment_tex_inst",
'exposure': as_sky.env_exposure,
'radiance_multiplier': as_sky.env_tex_mult
}
elif env_type == 'constant':
edf_params = {'radiance': 'horizon_radiance_color'}
elif env_type == 'gradient':
edf_params = {
'horizon_radiance': "horizon_radiance_color",
'zenith_radiance': "zenith_radiance_color"
}
elif env_type == 'constant_hemisphere':
edf_params = {
'lower_hemi_radiance': "horizon_radiance_color",
'upper_hemi_radiance': "zenith_radiance_color"
}
else:
edf_params = {
'ground_albedo': as_sky.ground_albedo,
'sun_phi': as_sky.sun_phi,
'sun_theta': as_sky.sun_theta,
'turbidity': as_sky.turbidity,
'turbidity_multiplier': as_sky.turbidity_multiplier,
'luminance_multiplier': as_sky.luminance_multiplier,
'luminance_gamma': as_sky.luminance_gamma,
'saturation_multiplier': as_sky.saturation_multiplier,
'horizon_shift': as_sky.horizon_shift
}
self.__as_env_edf = asr.EnvironmentEDF(env_type + "_environment_edf",
"sky_edf", edf_params)
self.__as_env_shader = asr.EnvironmentShader(
"edf_environment_shader", "sky_shader", {
'environment_edf': 'sky_edf',
'alpha_value': as_sky.env_alpha
})
self.__as_env = asr.Environment("sky", {
"environment_edf": "sky_edf",
"environment_shader": "sky_shader"
})
self.__as_env_edf.transform_sequence().set_transform(
0.0, asr.Transformd(self._convert_matrix(asr.Matrix4d.identity())))
def build_project():
# Create an empty project.
project = asr.Project("grid-point-lights-generator")
paths = project.get_search_paths()
paths.append("data")
project.set_search_paths(paths)
# Add default configurations to the project.
project.add_default_configurations()
# Set the number of samples. This is basically the quality parameter: the higher the number
# of samples, the smoother the image but the longer the rendering time.
# todo: fix.
conf = project.configurations()["final"]
conf.insert_path("uniform_pixel_renderer.samples", 1)
# Create a scene.
scene = asr.Scene()
# Create an assembly.
assembly = asr.Assembly("assembly")
# Prepare the orientation of all the objects in the scene.
orientation = asr.Matrix4d.make_rotation(asr.Vector3d(1.0, 0.0, 0.0),
math.radians(-90.0))
#------------------------------------------------------------------------
# Materials
#------------------------------------------------------------------------
# Create a material called "01 - Default_mat" and insert it into the assembly.
assembly.materials().insert(
asr.Material(
"disney_material", "01 - Default_mat", {
"alpha_map": "1",
"layer1": {
"anisotropic": "0",
"base_color": "[1, 1, 1]",
"clearcoat": "0",
"clearcoat_gloss": "0",
"layer_name": "layer1",
"layer_number": "0",
"mask": "1.0",
"metallic": "0",
"roughness": "1",
"sheen": "0",
"sheen_tint": "0",
"specular": "0",
"specular_tint": "0",
"subsurface": "0.0"
}
}))
#------------------------------------------------------------------------
# Geometry
#------------------------------------------------------------------------
# Load the scene geometry from disk.
objects = asr.MeshObjectReader.read(project.get_search_paths(), "plane",
{"filename": "Plane001.binarymesh"})
# Insert all the objects into the assembly.
for object in objects:
# Create an instance of this object and insert it into the assembly.
instance_name = object.get_name() + "_inst"
material_name = {"material_slot_0": "01 - Default_mat"}
mat = orientation * asr.Matrix4d.make_translation(
asr.Vector3d(0.0, 0.0, 0.0))
instance = asr.ObjectInstance(
instance_name, {
"visibility": {
"camera": "true",
"diffuse": "true",
"glossy": "true",
"light": "true",
"probe": "true",
"shadow": "true",
"specular": "true",
"subsurface": "true",
"transparency": "true"
}
}, object.get_name(), asr.Transformd(mat), material_name,
material_name)
assembly.object_instances().insert(instance)
# Insert this object into the scene.
assembly.objects().insert(object)
#------------------------------------------------------------------------
# Lights
#------------------------------------------------------------------------
light_z_distance = 1.0
if color == "white":
assembly.colors().insert(
asr.ColorEntity("white", {
"color_space": "linear_rgb",
"multiplier": 1.0
}, [1.0, 1.0, 1.0]))
step = float(plane_size) / grid_lights_count
light_count = 0
grid_range = np.linspace(-plane_size / 2 + step, plane_size / 2 - step,
grid_lights_count)
for j in grid_range:
for i in grid_range:
# Create a point light called "light" and insert it into the assembly.
light_name = "light_" + str(light_count)
light_count = light_count + 1
light = asr.Light("point_light", light_name, {
"intensity": "white",
"intensity_multiplier": "3"
})
light_position = asr.Vector3d(i, j, light_z_distance)
mat = orientation * asr.Matrix4d.make_translation(
light_position)
light.set_transform(asr.Transformd(mat))
assembly.lights().insert(light)
elif color == "mix":
for i in xrange(0, grid_lights_count * grid_lights_count):
s = random.uniform(0, 1)
if s < 0.65:
ran = random.gauss(1, 0.01)
elif s < 0.9:
ran = random.gauss(0.3, 0.1)
else:
ran = random.gauss(0.7, 0.01)
random_color = list(colorsys.hls_to_rgb(ran, 0.5, 1.0))
assembly.colors().insert(
asr.ColorEntity("color_" + str(i), {
"color_space": "linear_rgb",
"multiplier": 1.0
}, random_color))
step = float(plane_size) / grid_lights_count
light_count = 0
grid_range = np.linspace(-plane_size / 2 + step, plane_size / 2 - step,
grid_lights_count)
for j in grid_range:
for i in grid_range:
# Create a point light called "light" and insert it into the assembly.
light_name = "light_" + str(light_count)
color_name = "color_" + str(light_count)
light_count = light_count + 1
light = asr.Light("point_light", light_name, {
"intensity": color_name,
"intensity_multiplier": "3"
})
light_position = asr.Vector3d(i, j, light_z_distance)
mat = orientation * asr.Matrix4d.make_translation(
light_position)
light.set_transform(asr.Transformd(mat))
assembly.lights().insert(light)
else:
print("Unknown color: {0}".format(color))
return
#------------------------------------------------------------------------
# Assembly instance
#------------------------------------------------------------------------
# Create an instance of the assembly and insert it into the scene.
assembly_inst = asr.AssemblyInstance("assembly_inst", {},
assembly.get_name())
assembly_inst.transform_sequence().set_transform(
0.0, asr.Transformd(asr.Matrix4d.identity()))
scene.assembly_instances().insert(assembly_inst)
# Insert the assembly into the scene.
scene.assemblies().insert(assembly)
#------------------------------------------------------------------------
# Environment
#------------------------------------------------------------------------
# Create an environment called "env" and bind it to the scene.
scene.set_environment(asr.Environment("env", {}))
#------------------------------------------------------------------------
# Camera
#------------------------------------------------------------------------
# Create an orthographic camera.
params = {
"controller_target": "0 0 0",
"film_dimensions": "128 128",
"near_z": "-0.1",
"shutter_close_time": "1.0",
"shutter_open_time": "0.0"
}
camera = asr.Camera("orthographic_camera", "camera", params)
# Place and orient the camera.
mat = orientation * asr.Matrix4d.make_translation(
asr.Vector3d(0.0, 0.0, 0.0))
camera.transform_sequence().set_transform(0.0, asr.Transformd(mat))
# Bind the camera to the scene.
scene.cameras().insert(camera)
#------------------------------------------------------------------------
# Frame
#------------------------------------------------------------------------
# Create a frame and bind it to the project.
params = {
"camera": "camera",
"clamping": "false",
"color_space": "srgb",
"filter": "box",
"filter_size": "0.5",
"gamma_correction": "1.0",
"pixel_format": "float",
"premultiplied_alpha": "true",
"resolution": "512 512",
"tile_size": "64 64"
}
project.set_frame(asr.Frame("beauty", params))
# Bind the scene to the project.
project.set_scene(scene)
return project
def build_project():
# Create an empty project.
project = asr.Project('test project')
# Add default configurations to the project.
project.add_default_configurations()
# Set the number of samples. This is basically the quality parameter: the higher the number
# of samples, the smoother the image but the longer the rendering time.
# todo: fix.
conf = project.configurations()['final']
conf.insert_path('uniform_pixel_renderer.samples', 16)
# Create a scene.
scene = asr.Scene()
# Create an assembly.
assembly = asr.Assembly("assembly")
#------------------------------------------------------------------------
# Materials
#------------------------------------------------------------------------
for i in range(0, 10):
assembly.bsdfs().insert(
asr.BSDF(
"glossy_brdf", "glossy" + str(i), {
"mdf": "ggx",
"reflectance": 1.0,
"roughness": i / 9.0,
"energy_compensation": 0.0
}))
assembly.bsdfs().insert(
asr.BSDF(
"glossy_brdf", "glossy_ec" + str(i), {
"mdf": "ggx",
"reflectance": 1.0,
"roughness": i / 9.0,
"energy_compensation": 1.0
}))
for i in range(0, 10):
assembly.materials().insert(
asr.Material("generic_material", "mat" + str(i),
{"bsdf": "glossy" + str(i)}))
assembly.materials().insert(
asr.Material("generic_material", "mat_ec" + str(i),
{"bsdf": "glossy_ec" + str(i)}))
#------------------------------------------------------------------------
# Geometry
#------------------------------------------------------------------------
object_name = "sphere"
object = asr.MeshObject(object_name, {
"primitive": "sphere",
"radius": 0.4
})
assembly.objects().insert(object)
obj_instance_params = {'visibility': {"glossy": False, "shadow": False}}
for i in range(0, 10):
instance_name = object_name + "_inst" + str(i)
material_names = {"default": "mat" + str(i)}
mat = asr.Matrix4d.make_translation(asr.Vector3d(-5.0 + i, -0.5, 0.0))
instance = asr.ObjectInstance(instance_name,
obj_instance_params, object_name,
asr.Transformd(mat), material_names)
assembly.object_instances().insert(instance)
for i in range(0, 10):
instance_name = object_name + "_ec_inst" + str(i)
material_names = {"default": "mat_ec" + str(i)}
mat = asr.Matrix4d.make_translation(asr.Vector3d(-5.0 + i, 0.5, 0.0))
instance = asr.ObjectInstance(instance_name,
obj_instance_params, object_name,
asr.Transformd(mat), material_names)
assembly.object_instances().insert(instance)
#------------------------------------------------------------------------
# Assembly instance
#------------------------------------------------------------------------
# Create an instance of the assembly and insert it into the scene.
assembly_inst = asr.AssemblyInstance("assembly_inst", {},
assembly.get_name())
assembly_inst.transform_sequence().set_transform(
0.0, asr.Transformd(asr.Matrix4d.identity()))
scene.assembly_instances().insert(assembly_inst)
# Insert the assembly into the scene.
scene.assemblies().insert(assembly)
#------------------------------------------------------------------------
# Environment
#------------------------------------------------------------------------
# Create a color called "gray" and insert it into the scene.
Gray = [0.5, 0.5, 0.5]
scene.colors().insert(
asr.ColorEntity("gray", {
'color_space': 'linear_rgb',
'multiplier': 1.0
}, Gray))
# Create an environment EDF called "gray_edf" and insert it into the scene.
scene.environment_edfs().insert(
asr.EnvironmentEDF("constant_environment_edf", "gray_edf",
{'radiance': 'gray'}))
# Create an environment shader called "gray_shader" and insert it into the scene.
scene.environment_shaders().insert(
asr.EnvironmentShader("edf_environment_shader", "gray_shader",
{'environment_edf': 'gray_edf'}))
# Create an environment called "sky" and bind it to the scene.
scene.set_environment(
asr.Environment("sky", {
"environment_edf": "gray_edf",
"environment_shader": "gray_shader"
}))
#------------------------------------------------------------------------
# Camera
#------------------------------------------------------------------------
params = {
'film_dimensions': asr.Vector2f(0.0640, 0.0200),
'focal_length': 0.035
}
camera = asr.Camera("pinhole_camera", "camera", params)
mat = asr.Matrix4d.make_translation(
asr.Vector3d(-0.444315058060864, -0.071277492791890,
5.674764299781837))
camera.transform_sequence().set_transform(0.0, asr.Transformd(mat))
# Bind the camera to the scene.
scene.cameras().insert(camera)
#------------------------------------------------------------------------
# Frame
#------------------------------------------------------------------------
# Create a frame and bind it to the project.
params = {'camera': 'camera', 'resolution': asr.Vector2i(640, 200)}
project.set_frame(asr.Frame("beauty", params))
# Bind the scene to the project.
project.set_scene(scene)
return project
def update_lamp(self, depsgraph, as_main_assembly, as_scene, as_project):
logger.debug(f"appleseed: Updating lamp entity for {self.orig_name}")
as_lamp_data = self.bl_lamp.data.appleseed
current_model = self.__lamp_model
self.__lamp_model = self.__get_lamp_model()
if current_model == self.__lamp_model:
if self.__lamp_model != 'area_lamp':
# Check if the radiance has changed.
current_radiance = self.__radiance
self.__radiance = self._convert_color(as_lamp_data.radiance)
if current_radiance != self.__radiance:
as_main_assembly.colors().remove(self.__as_lamp_radiance)
lamp_radiance_name = f"{self.orig_name}_radiance"
self.__as_lamp_radiance = asr.ColorEntity(
lamp_radiance_name, {'color_space': 'linear_rgb'},
self.__radiance)
as_main_assembly.colors().insert(self.__as_lamp_radiance)
self.__as_lamp_radiance = as_main_assembly.colors(
).get_by_name(lamp_radiance_name)
# Update lamp parameters.
if self.__lamp_model == 'point_light':
self.__as_lamp_params = self.__get_point_lamp_params()
if self.__lamp_model == 'spot_light':
self.__as_lamp_params = self.__get_spot_lamp_params()
if self.__lamp_model == 'directional_light':
self.__as_lamp_params = self.__get_directional_lamp_params(
)
if self.__lamp_model == 'sun_light':
self.__as_lamp_params = self.__get_sun_lamp_params()
self.__as_lamp.set_parameters(self.__as_lamp_params)
else:
self.__ass.object_instances().remove(self.__as_area_lamp_inst)
self.__ass.objects().remove(self.__as_area_lamp_mesh)
shape_params = self._get_area_mesh_params()
mesh_name = f"{self.orig_name}_mesh"
mat_name = f"{self.orig_name}_mat"
self.__as_area_lamp_mesh = asr.create_primitive_mesh(
mesh_name, shape_params)
self.__instance_params = self._get_area_mesh_instance_params()
self.__as_area_lamp_inst = asr.ObjectInstance(
self.__as_area_lamp_inst_name, self.__instance_params,
mesh_name, asr.Transformd(asr.Matrix4d().identity()),
{"default": mat_name}, {"default": "__null_material"})
self.__ass.objects().insert(self.__as_area_lamp_mesh)
self.__as_area_lamp_mesh = self.__ass.objects().get_by_name(
mesh_name)
self.__ass.object_instances().insert(self.__as_area_lamp_inst)
self.__as_area_lamp_inst = self.__ass.object_instances(
).get_by_name(self.__as_area_lamp_inst_name)
if self.bl_lamp.data.use_nodes:
if self.__as_area_lamp_shadergroup is not None:
as_main_assembly.shader_groups().remove(
self.__as_area_lamp_shadergroup)
self.__as_area_lamp_shadergroup = None
self.__node_tree = NodeTreeTranslator(
self.bl_lamp.data.node_tree, self._asset_handler,
self.orig_name)
self.__node_tree.create_entities(depsgraph.scene_eval)
else:
self.__node_tree.update_nodetree(depsgraph.scene_eval)
else:
if self.__node_tree is not None:
self.__node_tree.delete_nodetree(as_main_assembly)
self.__node_tree = None
shader_name = f"{self.orig_name}_tree"
self.__as_area_lamp_shadergroup = asr.ShaderGroup(
shader_name)
self._set_shadergroup()
else:
self._set_shadergroup()
else:
# Delete current light.
if current_model != 'area_lamp':
self.__ass.lights().remove(self.__as_lamp)
as_main_assembly.colors().remove(self.__as_lamp_radiance)
else:
self.__ass.objects().remove(self.__as_area_lamp_mesh)
self.__ass.object_instances().remove(self.__as_area_lamp_inst)
as_main_assembly.materials().remove(
self.__as_area_lamp_material)
if self.__as_area_lamp_shadergroup is not None:
as_main_assembly.shader_groups().remove(
self.__as_area_lamp_shadergroup)
self.__as_area_lamp_shadergroup = None
else:
self.__node_tree.delete_nodetree(as_main_assembly)
# Create new light.
self.create_entities(depsgraph, 0)
if self.__lamp_model != 'area_lamp':
radiance_name = self.__as_lamp_radiance.get_name()
as_main_assembly.colors().insert(self.__as_lamp_radiance)
self.__as_lamp_radiance = as_main_assembly.colors(
).get_by_name(radiance_name)
self.__ass.lights().insert(self.__as_lamp)
self.__as_lamp = self.__ass.lights().get_by_name(
self.orig_name)
else:
mat_name = f"{self.orig_name}_mat"
mesh_name = f"{self.orig_name}_mesh"
self.__as_area_lamp_inst_name = f"{self.orig_name}_inst"
as_main_assembly.materials().insert(
self.__as_area_lamp_material)
self.__as_area_lamp_material = as_main_assembly.materials(
).get_by_name(mat_name)
if self.__as_area_lamp_shadergroup is not None:
shadergroup_name = self.__as_area_lamp_shadergroup.get_name(
)
as_main_assembly.shader_groups().insert(
self.__as_area_lamp_shadergroup)
self.__as_area_lamp_shadergroup = as_main_assembly.shader_groups(
).get_by_name(shadergroup_name)
else:
self.__node_tree.flush_entities(as_scene, as_main_assembly,
as_project)
self.__as_area_lamp_inst = asr.ObjectInstance(
self.__as_area_lamp_inst_name, self.__instance_params,
mesh_name, asr.Transformd(asr.Matrix4d().identity()),
{"default": mat_name}, {"default": "__null_material"})
self.__ass.objects().insert(self.__as_area_lamp_mesh)
self.__as_area_lamp_mesh = self.__ass.objects().get_by_name(
mesh_name)
self.__ass.object_instances().insert(self.__as_area_lamp_inst)
self.__as_area_lamp_inst = self.__ass.object_instances(
).get_by_name(self.__as_area_lamp_inst_name)
def build_project():
# Create an empty project.
project = asr.Project("4-point-lights")
paths = project.get_search_paths()
paths.append("data")
project.set_search_paths(paths)
# Add default configurations to the project.
project.add_default_configurations()
# Set the number of samples. This is basically the quality parameter: the higher the number
# of samples, the smoother the image but the longer the rendering time.
# todo: fix.
conf = project.configurations()["final"]
conf.insert_path("uniform_pixel_renderer.samples", 1)
# Create a scene.
scene = asr.Scene()
# Create an assembly.
assembly = asr.Assembly("assembly")
# Prepare the orientation of all the objects in the scene.
orientation = asr.Matrix4d.make_rotation(asr.Vector3d(1.0, 0.0, 0.0),
math.radians(-90.0))
#------------------------------------------------------------------------
# Materials
#------------------------------------------------------------------------
# Create a material called "01 - Default_mat" and insert it into the assembly.
assembly.materials().insert(
asr.Material(
"disney_material", "01 - Default_mat", {
"alpha_map": "1",
"layer1": {
"anisotropic": "0",
"base_color": "[1, 1, 1]",
"clearcoat": "0",
"clearcoat_gloss": "0",
"layer_name": "layer1",
"layer_number": "0",
"mask": "1.0",
"metallic": "0",
"roughness": "1",
"sheen": "0",
"sheen_tint": "0",
"specular": "0",
"specular_tint": "0",
"subsurface": "0.0"
}
}))
#------------------------------------------------------------------------
# Geometry
#------------------------------------------------------------------------
# Load the scene geometry from disk.
objects = asr.MeshObjectReader.read(project.get_search_paths(), "plane",
{"filename": "Plane001.binarymesh"})
# Insert all the objects into the assembly.
for object in objects:
# Create an instance of this object and insert it into the assembly.
instance_name = object.get_name() + "_inst"
material_name = {"material_slot_0": "01 - Default_mat"}
mat = orientation * asr.Matrix4d.make_translation(
asr.Vector3d(0.0, 0.0, 0.0))
instance = asr.ObjectInstance(
instance_name, {
"visibility": {
"camera": "true",
"diffuse": "true",
"glossy": "true",
"light": "true",
"probe": "true",
"shadow": "true",
"specular": "true",
"subsurface": "true",
"transparency": "true"
}
}, object.get_name(), asr.Transformd(mat), material_name,
material_name)
assembly.object_instances().insert(instance)
# Insert this object into the scene.
assembly.objects().insert(object)
#------------------------------------------------------------------------
# Lights
#------------------------------------------------------------------------
# Create a list of colors and for each of them create a light.
light_colors = {
"white": [1.0, 1.0, 1.0],
"red": [1.0, 0.0, 0.0],
"green": [0.0, 1.0, 0.0],
"blue": [0.0, 0.0, 1.0]
}
light_positions = [
asr.Vector3d(25.0, -25.0, 5.0),
asr.Vector3d(-25.0, -25.0, 5.0),
asr.Vector3d(25.0, 25.0, 5.0),
asr.Vector3d(-25.0, 25.0, 5.0)
]
for key in light_colors:
color_name = "color_" + key
# Add colors to the project.
assembly.colors().insert(
asr.ColorEntity(color_name, {
"color_space": "linear_rgb",
"multiplier": 1.0
}, light_colors[key]))
idx = light_colors.keys().index(key)
light_name = "light_" + key
# Create the light.
light = asr.Light(
"max_omni_light", light_name, {
"decay_exponent": "0",
"decay_start": "40",
"intensity": color_name,
"intensity_multiplier": "3.14159"
})
mat = orientation * asr.Matrix4d.make_translation(light_positions[idx])
light.set_transform(asr.Transformd(mat))
assembly.lights().insert(light)
#------------------------------------------------------------------------
# Assembly instance
#------------------------------------------------------------------------
# Create an instance of the assembly and insert it into the scene.
assembly_inst = asr.AssemblyInstance("assembly_inst", {},
assembly.get_name())
assembly_inst.transform_sequence().set_transform(
0.0, asr.Transformd(asr.Matrix4d.identity()))
scene.assembly_instances().insert(assembly_inst)
# Insert the assembly into the scene.
scene.assemblies().insert(assembly)
#------------------------------------------------------------------------
# Environment
#------------------------------------------------------------------------
# Create an environment called "env" and bind it to the scene.
scene.set_environment(asr.Environment("env", {}))
#------------------------------------------------------------------------
# Camera
#------------------------------------------------------------------------
# Create an orthographic camera with film dimensions 128 x 128 in.
params = {
"controller_target": "0 0 0",
"film_dimensions": "128 128",
"near_z": "-0.1",
"shutter_close_time": "1.0",
"shutter_open_time": "0.0"
}
camera = asr.Camera("orthographic_camera", "camera", params)
# Place and orient the camera. By default cameras are located in (0.0, 0.0, 0.0)
# and are looking toward Z- (0.0, 0.0, -1.0).
mat = orientation * asr.Matrix4d.make_translation(
asr.Vector3d(0.0, 0.0, 0.0))
camera.transform_sequence().set_transform(0.0, asr.Transformd(mat))
# Bind the camera to the scene.
scene.cameras().insert(camera)
#------------------------------------------------------------------------
# Frame
#------------------------------------------------------------------------
# Create a frame and bind it to the project.
params = {
"camera": "camera",
"clamping": "false",
"color_space": "srgb",
"filter": "box",
"filter_size": "0.5",
"gamma_correction": "1.0",
"pixel_format": "float",
"premultiplied_alpha": "true",
"resolution": "512 512",
"tile_size": "64 64"
}
project.set_frame(asr.Frame("beauty", params))
# Bind the scene to the project.
project.set_scene(scene)
return project
def build_project():
# Create an empty project.
project = asr.Project("grid-point-lights-generator")
paths = project.get_search_paths()
paths.append("data")
project.set_search_paths(paths)
# Add default configurations to the project.
project.add_default_configurations()
# Set the number of samples. This is basically the quality parameter: the higher the number
# of samples, the smoother the image but the longer the rendering time.
# todo: fix.
conf = project.configurations()["final"]
conf.insert_path("uniform_pixel_renderer.samples", 1)
# Create a scene.
scene = asr.Scene()
# Create an assembly.
assembly = asr.Assembly("assembly")
# Prepare the orientation of all the objects in the scene.
orientation = asr.Matrix4d.make_rotation(asr.Vector3d(1.0, 0.0, 0.0), math.radians(-90.0))
#------------------------------------------------------------------------
# COLOR
#------------------------------------------------------------------------
assembly.colors().insert(asr.ColorEntity("light_color",
{
"color_space": "linear_rgb",
"multiplier": 1.0,
"wavelength_range": "400.0 700.0"
},
[1.000000, 0.830634, 0.378440]))
#------------------------------------------------------------------------
# EDF
#------------------------------------------------------------------------
# Create light edfs.
assembly.edfs().insert(asr.EDF(
"diffuse_edf",
"light_material_edf",
{
"cast_indirect_light": "true",
"importance_multiplier": "1.0",
"light_near_start": "0.0",
"radiance": "light_color",
"radiance_multiplier": "9"
}))
#------------------------------------------------------------------------
# Materials
#------------------------------------------------------------------------
# Create a material called "01 - Default_mat" and insert it into the assembly.
assembly.materials().insert(asr.Material(
"disney_material",
"01 - Default_mat",
{
"alpha_map": "1",
"layer1": {
"anisotropic": "0",
"base_color": "[1, 1, 1]",
"clearcoat": "0",
"clearcoat_gloss": "0",
"layer_name": "layer1",
"layer_number": "0",
"mask": "1.0",
"metallic": "0",
"roughness": "1",
"sheen": "0",
"sheen_tint": "0",
"specular": "0",
"specular_tint": "0",
"subsurface": "0.0"
}
}))
# Create light material.
assembly.materials().insert(asr.Material(
"generic_material",
"light_material",
{
"bump_amplitude": "1.0",
"displacement_method": "bump",
"edf": "light_material_edf",
"normal_map_up": "z",
"shade_alpha_cutouts": "false"
}))
#------------------------------------------------------------------------
# Geometry
#------------------------------------------------------------------------
# Load the scene geometry from disk.
objects = asr.MeshObjectReader.read(project.get_search_paths(), "plane", {"filename": "Plane001.binarymesh"})
# Insert all the objects into the assembly.
for object in objects:
# Create an instance of this object and insert it into the assembly.
instance_name = object.get_name() + "_inst"
material_name = {"material_slot_0": "01 - Default_mat"}
mat = orientation * asr.Matrix4d.make_translation(asr.Vector3d(0.0, 0.0, 0.0))
instance = asr.ObjectInstance(
instance_name,
{"visibility": {}},
object.get_name(),
asr.Transformd(mat),
material_name,
material_name)
assembly.object_instances().insert(instance)
# Insert this object into the scene.
assembly.objects().insert(object)
#------------------------------------------------------------------------
# Lights
#------------------------------------------------------------------------
light_z_distance = 1.0
lights = asr.MeshObjectReader.read(project.get_search_paths(), "rectangle", {"filename": "rectangle.obj"})
for light in lights:
if Color == "white":
step = float(PlaneSize) / GridLightsCount
light_count = 0
grid_range = np.linspace((-PlaneSize + step) / 2, (PlaneSize - step) / 2, GridLightsCount)
for j in grid_range:
for i in grid_range:
# Create an instance of this light and insert it into the assembly.
instance_name = light.get_name() + "_inst_" + str(light_count)
light_count = light_count + 1
material_front = {"material_slot_0": "01 - Default_mat"}
material_back = {"material_slot_0": "light_material"}
light_position = asr.Vector3d(i, j, light_z_distance)
mat = orientation * asr.Matrix4d.make_translation(light_position)
instance = asr.ObjectInstance(
instance_name,
{"visibility":
{
"camera": "false",
"diffuse": "true",
"glossy": "true",
"light": "true",
"probe": "true",
"shadow": "true",
"specular": "true",
"subsurface": "true",
"transparency": "true"
}},
light.get_name(),
asr.Transformd(mat),
material_front,
material_back)
assembly.object_instances().insert(instance)
else:
print("Unknown Color: {0}".format(Color))
return
# Insert this light into the scene.
assembly.objects().insert(light)
#------------------------------------------------------------------------
# Assembly instance
#------------------------------------------------------------------------
# Create an instance of the assembly and insert it into the scene.
assembly_inst = asr.AssemblyInstance("assembly_inst", {}, assembly.get_name())
assembly_inst.transform_sequence().set_transform(0.0, asr.Transformd(asr.Matrix4d.identity()))
scene.assembly_instances().insert(assembly_inst)
# Insert the assembly into the scene.
scene.assemblies().insert(assembly)
#------------------------------------------------------------------------
# Environment
#------------------------------------------------------------------------
# Create an environment called "env" and bind it to the scene.
scene.set_environment(asr.Environment("env", {}))
#------------------------------------------------------------------------
# Camera
#------------------------------------------------------------------------
# Create an orthographic camera.
params = {
"controller_target": "0 0 0",
"film_dimensions": "128 128",
"near_z": "-0.1",
"shutter_close_time": "1.0",
"shutter_open_time": "0.0"
}
camera = asr.Camera("orthographic_camera", "camera", params)
# Place and orient the camera.
mat = orientation * asr.Matrix4d.make_translation(asr.Vector3d(0.0, 0.0, 0.0))
camera.transform_sequence().set_transform(0.0, asr.Transformd(mat))
# Bind the camera to the scene.
scene.cameras().insert(camera)
#------------------------------------------------------------------------
# Frame
#------------------------------------------------------------------------
# Create a frame and bind it to the project.
params = {
"camera": "camera",
"clamping": "false",
"color_space": "srgb",
"filter": "box",
"filter_size": "0.5",
"gamma_correction": "1.0",
"pixel_format": "float",
"premultiplied_alpha": "true",
"resolution": "512 512",
"tile_size": "64 64"}
project.set_frame(asr.Frame("beauty", params))
# Bind the scene to the project.
project.set_scene(scene)
return project
def build_project():
# Create an empty project.
project = asr.Project('test project')
paths = project.get_search_paths()
paths.append('data')
project.set_search_paths(paths)
# Add default configurations to the project.
project.add_default_configurations()
# Set the number of samples. This is basically the quality parameter: the higher the number
# of samples, the smoother the image but the longer the rendering time.
# todo: fix.
conf = project.configurations()['final']
conf.insert_path('uniform_pixel_renderer.samples', 25)
# Create a scene.
scene = asr.Scene()
# Create an assembly.
assembly = asr.Assembly("assembly")
#------------------------------------------------------------------------
# Materials
#------------------------------------------------------------------------
# Create a color called "gray" and insert it into the assembly.
GrayReflectance = [0.5, 0.5, 0.5]
assembly.colors().insert(
asr.ColorEntity("gray", {'color_space': 'srgb'}, GrayReflectance))
# Create a BRDF called "diffuse_gray_brdf" and insert it into the assembly.
assembly.bsdfs().insert(
asr.BSDF("lambertian_brdf", "diffuse_gray_brdf",
{'reflectance': 'gray'}))
# Create a physical surface shader and insert it into the assembly.
assembly.surface_shaders().insert(
asr.SurfaceShader("physical_surface_shader",
"physical_surface_shader"))
# Create a material called "gray_material" and insert it into the assembly.
assembly.materials().insert(
asr.Material(
"gray_material", {
"surface_shader": "physical_surface_shader",
"bsdf": "diffuse_gray_brdf"
}))
#------------------------------------------------------------------------
# Geometry
#------------------------------------------------------------------------
# Load the scene geometry from disk.
objects = asr.MeshObjectReader.read(project.get_search_paths(), "cube",
{'filename': 'scene.obj'})
# Insert all the objects into the assembly.
for object in objects:
# Create an instance of this object and insert it into the assembly.
instance_name = object.get_name() + "_inst"
material_names = {
"default": "gray_material",
"default2": "gray_material"
}
instance = asr.ObjectInstance(instance_name, {}, object.get_name(),
asr.Transformd(asr.Matrix4d.identity()),
material_names)
assembly.object_instances().insert(instance)
# Insert this object into the scene.
assembly.objects().insert(object)
#------------------------------------------------------------------------
# Light
#------------------------------------------------------------------------
# Create a color called "light_intensity" and insert it into the assembly.
LightRadiance = [1.0, 1.0, 1.0]
assembly.colors().insert(
asr.ColorEntity("light_intensity", {
'color_space': 'srgb',
'multiplier': 30.0
}, LightRadiance))
# Create a point light called "light" and insert it into the assembly.
light = asr.Light("point_light", "light", {'intensity': 'light_intensity'})
light.set_transform(
asr.Transformd(asr.Matrix4d.translation(asr.Vector3d(0.6, 2.0, 1.0))))
assembly.lights().insert(light)
# Create an instance of the assembly and insert it into the scene.
assembly_inst = asr.AssemblyInstance("assembly_inst", {},
assembly.get_name())
assembly_inst.transform_sequence().set_transform(
0.0, asr.Transformd(asr.Matrix4d.identity()))
scene.assembly_instances().insert(assembly_inst)
# Insert the assembly into the scene.
scene.assemblies().insert(assembly)
#------------------------------------------------------------------------
# Environment
#------------------------------------------------------------------------
# Create a color called "sky_radiance" and insert it into the scene.
SkyRadiance = [0.75, 0.80, 1.0]
scene.colors().insert(
asr.ColorEntity("sky_radiance", {
'color_space': 'srgb',
'multiplier': 0.5
}, SkyRadiance))
# Create an environment EDF called "sky_edf" and insert it into the scene.
scene.environment_edfs().insert(
asr.EnvironmentEDF("constant_environment_edf", "sky_edf",
{'radiance': 'sky_radiance'}))
# Create an environment shader called "sky_shader" and insert it into the scene.
scene.environment_shaders().insert(
asr.EnvironmentShader("edf_environment_shader", "sky_shader",
{'environment_edf': 'sky_edf'}))
# Create an environment called "sky" and bind it to the scene.
scene.set_environment(
asr.Environment("sky", {
"environment_edf": "sky_edf",
"environment_shader": "sky_shader"
}))
#------------------------------------------------------------------------
# Camera
#------------------------------------------------------------------------
# Create a pinhole camera with film dimensions 0.980 x 0.735 in (24.892 x 18.669 mm).
params = {
'film_dimensions': asr.Vector2f(0.024892, 0.018669),
'focal_length': 0.035
}
camera = asr.Camera("pinhole_camera", "camera", params)
# Place and orient the camera. By default cameras are located in (0.0, 0.0, 0.0)
# and are looking toward Z- (0.0, 0.0, -1.0).
mat = asr.Matrix4d.rotation(asr.Vector3d(1.0, 0.0, 0.0),
math.radians(-20.0))
mat = mat * asr.Matrix4d.translation(asr.Vector3d(0.0, 0.8, 11.0))
camera.transform_sequence().set_transform(0.0, asr.Transformd(mat))
# Bind the camera to the scene.
scene.set_camera(camera)
#------------------------------------------------------------------------
# Frame
#------------------------------------------------------------------------
# Create a frame and bind it to the project.
params = {
'camera': scene.get_camera().get_name(),
'resolution': asr.Vector2i(640, 480),
'color_space': 'srgb'
}
project.set_frame(asr.Frame("beauty", params))
# Bind the scene to the project.
project.set_scene(scene)
return project
def create_linear_rgb_color(parent, color_name, rgb, multiplier):
color_params = {"color_space": "linear_rgb", "multiplier": multiplier}
parent.colors().insert(asr.ColorEntity(color_name, color_params, rgb))
