def main(data_path, radius=700, divisions=100, intensity=15, exposure=11.5):
with open(data_path, "r") as f:
data = json.load(f)
sphere_name, _ = cmds.polySphere(radius=radius, sx=divisions, sy=divisions)
# Flipping UVs and rotating to match default arnold dome light position
cmds.select("{}.map[0:]".format(sphere_name))
cmds.polyFlipUV(usePivot=True, pivotU=0.5, pivotV=0.5)
cmds.setAttr("{}.rotateY".format(sphere_name), 86.4)
for i in range(data["num_lights"]):
bbox_points = data[str(i)]["bbox_points"]
mid_point = data[str(i)]["mid_point"]
tex_path = data[str(i)]["rect_tex"]
bbox_world = [get_uv_position(sphere_name, i) for i in bbox_points]
mid_pos = get_uv_position(sphere_name, mid_point)
light = place_light(mid_pos, bbox_world)
file_node = cmds.shadingNode("file", asTexture=True)
cmds.setAttr("{}.fileTextureName".format(file_node),
tex_path,
type="string")
light_shape = cmds.listRelatives(light)[0]
cmds.connectAttr("{}.outColor".format(file_node),
"{}.color".format(light_shape))
cmds.setAttr("{}.intensity".format(light_shape), intensity)
cmds.setAttr("{}.exposure".format(light_shape), exposure)
hdr_path = data["hdr"]
light_dome = mutils.createLocator("aiSkyDomeLight", asLight=True)[1]
light_dome_shape = cmds.listRelatives(light_dome)[0]
hdr_file_node = cmds.shadingNode("file", asTexture=True)
cmds.setAttr("{}.fileTextureName".format(hdr_file_node),
hdr_path,
type="string")
cmds.connectAttr("{}.outColor".format(hdr_file_node),
"{}.color".format(light_dome_shape))
cmds.delete(sphere_name)
def mirror(cls, object, axis):
if axis == "x":
mirror_channel = '.scaleX'
elif axis == "y":
mirror_channel = '.scaleY'
elif axis == "z":
mirror_channel = '.scaleZ'
# get info
name = object.split("|")[-1]
hierarchy = mc.listRelatives(object, fullPath=True) or [""]
hierarchy_list = hierarchy[0].split("|")
hierarchy_root = "|".join(hierarchy_list[:-2]) or "|"
# do duplicate
object_mirror = mc.duplicate(object, name=name + "_MIRROR")
i_grp_temp = mc.group(empty=True, name="txMirrorer_temp")
mc.parent(object_mirror[0], "txMirrorer_temp")
# do mirroring
mc.xform(i_grp_temp,
worldSpace=True,
scalePivot=[0, 0, 0],
rotatePivot=[0, 0, 0])
mc.setAttr(i_grp_temp + mirror_channel, -1)
# put the mirrored back to original hierarchy
if hierarchy_root == "|":
mc.parent(object_mirror[0], world=True)
else:
mc.parent(object_mirror[0], hierarchy_root)
mc.delete(i_grp_temp)
# do UV flip
list_mirrored_mesh = mc.listRelatives(object_mirror[0],
allDescendents=True,
type="mesh",
fullPath=True) or []
if list_mirrored_mesh:
for j in list_mirrored_mesh:
mc.polyFlipUV(j)
mc.select(object_mirror[0])
def polyFlipUV(*args, **kwargs):
res = cmds.polyFlipUV(*args, **kwargs)
if not kwargs.get('query', kwargs.get('q', False)):
res = _factories.maybeConvert(res, _general.PyNode)
return res
def flipUVsByWorld(*args):
sel = cmds.ls(sl=True, fl=True)
for obj in sel:
cmds.polyFlipUV(obj, local=False)