def __init__(self,
name,
mesh,
paramNames,
paramLists,
global_minXYZ,
height=None):
self.name = name
self.mesh = mesh
self.paramNames = paramNames
self.paramGen = zipVariables_gen(paramLists, repeat=True)
self.currHeight = 0
self.outline = None
self.localParams = None
self.global_minXYZ = global_minXYZ
if height is not None:
try:
section = _getSectionFromMesh(self.mesh,
height + self.global_minXYZ[c.Z])
except Exception as e:
raise Exception(
'Height for .STL slice did not intersect .STL\n' + str(e))
else:
self.outline = outline_module.outlineFromMeshSection(
section).translate(-self.global_minXYZ[c.X],
-self.global_minXYZ[c.Y])
self.oneLevel = True
else:
self.oneLevel = False
def _getOutlineFromSTL(fname: str,
height: float,
change_units_from: str = 'mm') -> Outline:
mesh = _getMesh(fname, change_units_from)
section = _getSectionFromMesh(mesh, height)
outline = outline_module.outlineFromMeshSection(section)
outline._name = os.path.basename(fname)
return outline
def fromSTL_oneLevel(fname: str,
sliceHeight: float,
change_units_from: str = 'mm') -> Outline:
mesh = _getMesh(fname, change_units_from)
_, _, minZ = mesh.bounding_box.bounds[0]
section = _getSectionFromMesh(mesh, sliceHeight + minZ)
outline = outline_module.outlineFromMeshSection(section)
outline = outline.translate(-outline.minX, -outline.minY)
outline._name = os.path.basename(fname)
return outline
def setNextOutline(self):
try:
section = _getSectionFromMesh(
self.mesh, self.currHeight + self.global_minXYZ[c.Z])
except Exception:
# print('Exception. currHeight:', self.currHeight)
self.outline = None
else:
self.outline = outline_module.outlineFromMeshSection(
section).translate(-self.global_minXYZ[c.X],
-self.global_minXYZ[c.Y])
def fromSTL_coro():
currHeight = minZ
global_params = yield
currHeight += global_params.layerHeight
while True:
try:
section = mesh.section(plane_origin=[0, 0, currHeight],
plane_normal=[0, 0, 1])
except Exception:
return
else:
global_params = yield (
outline_module.outlineFromMeshSection(section).translate(
-minX, -minY), ), (global_params, )
currHeight += global_params.layerHeight
