def _get_centre_position(self):
return CubeSphereMap.get_sphere_position(self._centre_coords[0],
self._centre_coords[1],
self._face,
self._sphere_parent.radius)
def update_sphere(self):
# start = datetime.now()
if (datetime.now() - self._last_time).total_seconds() > 0.1:
if self._ui.track_camera:
if self._camera is None:
self._camera = SceneManager.get_instance().current_scene.active_camera
# Store the camera pos for access by the quad children
self._camera_pos = self._camera.node_parent.transform.position - self.transform.position
self._camera_pos_sc = CubeSphereMap.get_cube_coord(self._camera_pos.x, self._camera_pos.y, self._camera_pos.z)
self._line.line_to(self._camera_pos)
if self._ui.planet_camera:
# Check if the camera has intersected the planet.
if self._camera_pos.magnitude() < (self._radius + self._max_height):
u = self._camera_pos_sc.x
v = self._camera_pos_sc.y
face = self._camera_pos_sc.face
self._camera.node_parent.transform.position = CubeSphereMap.get_sphere_position(u, v, face, (self._radius + self._max_height))
# Reset the number of splits
self._num_splits = 0
#print "Resetting splits"
# If the camera has moved a sufficient distance to warrant an update
# if self._last_camera_pos is None:
# self._last_camera_pos = self._camera_pos
# dist = self._last_camera_pos - self._camera_pos
# if dist.magnitude() > 1.0:
# Calc the horizon
altitude = self._camera_pos.magnitude()
horizon_altitude = max([altitude-self.radius, self.max_height])
self._horizon = math.sqrt(horizon_altitude * horizon_altitude + 2.0 * horizon_altitude * self._radius)
if True:
# Update all of the sides of the cube/sphere
for child in self.transform.children:
if isinstance(child.node, SphereQuad):
child.node.update_surface()
self._last_camera_pos = self._camera_pos
self._last_time = datetime.now()
# Update the UI with the camera pos
# self._ui.rel_camera_pos = self._camera_pos
# self._ui.camera_pos = self._camera_pos_sc
if not self._camera_pos_sc is None:
pos = CubeSphereMap.get_sphere_vector(self._camera_pos_sc.x, self._camera_pos_sc.y, self._camera_pos_sc.face)
pos.normalize()
pos *= (self._radius / 1.9)
self._camera_gizmo.transform.position = pos
def _calc_corners(self):
# Calculate the Cubic coordinates of this quad
x0, y0, x1, y1, face = CubeSphereMap.get_address_bounds(self._name)
self._corners = [x0, y0, x1, y1]
self._centre_coords = CubeSphereMap.get_address_centre(self._name)
self._quad_centres = [
CubeSphereMap.get_address_centre(self._name+'A'),
CubeSphereMap.get_address_centre(self._name+'B'),
CubeSphereMap.get_address_centre(self._name+'D'),
CubeSphereMap.get_address_centre(self._name+'C')
]
# if self._root:
# self._corners.append(0.0) #tl x
# self._corners.append(0.0) #tl y
# self._corners.append(1.0) #br x
# self._corners.append(1.0) #br y
# else:
# parent_corners = self.transform.parent.node.corners
# if self._quad == QuadName.TL:
# self._corners.append(parent_corners[0])
# self._corners.append(parent_corners[1])
# self._corners.append(parent_corners[0] + (parent_corners[2] - parent_corners[0]) * 0.5 )
# self._corners.append(parent_corners[1] + (parent_corners[3] - parent_corners[1]) * 0.5 )
# elif self._quad == QuadName.TR:
# self._corners.append(parent_corners[0] + (parent_corners[2] - parent_corners[0]) * 0.5)
# self._corners.append(parent_corners[1])
# self._corners.append(parent_corners[2])
# self._corners.append(parent_corners[1] + (parent_corners[3] - parent_corners[1]) * 0.5 )
# elif self._quad == QuadName.BL:
# self._corners.append(parent_corners[0])
# self._corners.append(parent_corners[1] + (parent_corners[3] - parent_corners[1]) * 0.5)
# self._corners.append(parent_corners[0] + (parent_corners[2] - parent_corners[0]) * 0.5)
# self._corners.append(parent_corners[3])
# elif self._quad == QuadName.BR:
# self._corners.append(parent_corners[0] + (parent_corners[2] - parent_corners[0]) * 0.5)
# self._corners.append(parent_corners[1] + (parent_corners[3] - parent_corners[1]) * 0.5)
# self._corners.append(parent_corners[2])
# self._corners.append(parent_corners[3])
# mid_x = (self._corners[2] - self._corners[0]) / 2
# mid_y = (self._corners[3] - self._corners[1]) / 2
# self._centre_coords = [(self._corners[0] + mid_x), (self._corners[1] + mid_y)]
# self._quad_centres = [ [self._corners[0] + (mid_x/2), self._corners[1] + (mid_y/2)], #TL
# [self._corners[2] - (mid_x/2), self._corners[1] + (mid_y/2)], #TR
# [self._corners[2] - (mid_x/2), self._corners[3] - (mid_y/2)], #BR
# [self._corners[0] + (mid_x/2), self._corners[3] - (mid_y/2)] #BL
# ]
# Get world positions for centres of child quads
self._child_pos = [CubeSphereMap.get_sphere_position(self._quad_centres[QuadName.TL][0],
self._quad_centres[QuadName.TL][1],
self._face,
self._sphere_parent.radius),
CubeSphereMap.get_sphere_position(self._quad_centres[QuadName.TR][0],
self._quad_centres[QuadName.TR][1],
self._face,
self._sphere_parent.radius),
CubeSphereMap.get_sphere_position(self._quad_centres[QuadName.BR][0],
self._quad_centres[QuadName.BR][1],
self._face,
self._sphere_parent.radius),
CubeSphereMap.get_sphere_position(self._quad_centres[QuadName.BL][0],
self._quad_centres[QuadName.BL][1],
self._face,
self._sphere_parent.radius),
]
