def applyTransforms(self):
""" Use the objects translation/rotation/scaling values to generate a new transformation Matrix if changes have happened. """
# generate new transformation matrix if needed
if self.oldscaling != self.scaling or self.drotation != Vector() or self.oldpos != Vector(*self.pos):
self.transform = Transform()
self.linkTransform = Transform()
drotationTransform = Transform()
drotationTransform.applyRotation(self.drotation)
self.transform.applyScaling(self.scaling)
self.linkTransform.applyScaling(self.scaling)
self.transform = self.transform*self.oldrotTransform*drotationTransform
self.oldrotTransform = self.oldrotTransform*drotationTransform
self.transform.applyTranslation(Vector(*self.pos))
self.linkTransform.applyTranslation(Vector(*self.pos))
if self.oldscaling != self.scaling:
self.oldscaling = self.scaling.copy()
self.drotation = Vector()
if self.oldpos != Vector(*self.pos):
self.oldpos = Vector(*self.pos)
# send new transform to display service
transform_update = { "TRANSFORM_UPDATE": True,
"objectid": id(self),
"transform": self.transform
}
return transform_update
else:
return None
def __init__(self, position=(-1, 0, -10), ID='', **argd):
"""x.__init__(...) initializes x; see x.__class__.__doc__ for signature"""
super(Particle3D, self).__init__(position=position, ID=ID)
self.pos = position
self.initSize = Vector(*argd.get("size", (0, 0, 0)))
self.selected = False
self.bgcolour = argd.get("bgcolour", (230, 230, 230))
self.fgcolour = argd.get("fgcolour", (0, 0, 0))
self.sidecolour = argd.get("sidecolour", (200, 200, 244))
self.bgcolourselected = argd.get("bgcolourselected", (0, 0, 0))
self.fgcolourselected = argd.get("fgcolourselected", (244, 244, 244))
self.sidecolourselected = argd.get("sidecolourselected", (0, 0, 100))
self.margin = argd.get("margin", 8)
self.fontsize = argd.get("fontsize", 50)
self.pixelscaling = argd.get("pixelscaling", 100)
self.thickness = argd.get("thickness", 0.3)
# For picture texture
self.image = argd.get("image", None)
# For remote picture
self.imageIO = None
name = argd.get("name", "NoName")
self.set_label(name)
# For rotation and scaling
self.drotation = Vector()
self.scaling = Vector(*argd.get("scaling", (1, 1, 1)))
# For detection of changes
self.oldpos = self.initialpos = Vector()
self.oldscaling = Vector()
# For transformation matrix multiplication
# Store all transformations
self.transform = Transform()
# Specially store link transformations because link doesn't do rotation and scaling
self.linkTransform = Transform()
# Store all previous transformations to be multiplied with the current one
self.oldrotTransform = Transform()
# For redraw detection
self.needRedraw = True
# For drag handling
self.oldpoint = None
def __init__(self, position = (-1,0,-10), ID='', **argd):
super(Particle3D, self).__init__(position=position, ID = ID)
self.pos = position
self.initSize = Vector(*argd.get("size", (0,0,0)))
self.backgroundColourWhenUnselected = self.backgroundColour = argd.get("bgcolour", (230,230,230))
self.foregroundColourWhenUnselected = self.foregroundColour = argd.get("fgcolour", (0,0,0))
self.sideColourWhenUnselected = self.sideColour = argd.get("sidecolour", (200,200,244))
self.backgroundColourWhenSelected = argd.get("bgcolourselected", (0,0,0))
self.foregroundColourWhenSelected = argd.get("fgcolourselected", (244,244,244))
self.sideColourWhenSelected = argd.get("sidecolourselected", (200,200,244))
self.margin = argd.get("margin", 8)
self.fontsize = argd.get("fontsize", 50)
self.pixelscaling = argd.get("pixelscaling", 100)
self.thickness = argd.get("thickness", 0.3)
# For picture texture
self.pic = argd.get("image", None)
name = argd.get("name","NoName")
self.set_label(name)
# For rotation and scaling
self.drotation = Vector()
self.scaling = Vector( *argd.get("scaling", (1,1,1) ) )
# For detection of changes
self.oldpos = self.initialpos = Vector()
self.oldscaling = Vector()
# For transformation matrix multiplication
self.transform = Transform()
self.linkTransform = Transform()
self.oldrotTransform = Transform()
# For redraw detection
self.needRedraw = True
# For drag handling
self.oldpoint = None
