def main():
"""
Fonction principale d'animation
"""
global t
while True:
for obj in Obj.objects: # Pour tous les objets existants
obj.calcule() # On calcule la variation de vitesse
for obj in Obj.objects:
obj.move() # Déplace les astres dans le ciel
t += dt # Avancement du temps
# Retard artificiel pour l'animation
rate(freq)
# Affichage du temps
if t%(3600*24)==0: # Si un jour passe:
print(str(t/(3600*24))+' jours')
k = keysdown()
if 'esc' in k:
print("Fin annimation")
break
exit()
sys.exit("Fin du programme")
def main():
"""main game function"""
create_world()
create_widgets()
create_grid()
recalc_y_values()
make_water()
#create_rover()
while True:
v.rate(1 / Game.dt)
keys = v.keysdown()
if "f" in keys:
print("f was pressed")
def anim_thread(fps = 60):
dt = 1/fps
move_error = 0.05 #update this value
turn_error = 0.05 #update this value
move_vel = 0.8
turn_vel = 1
while running:
vp.rate(fps)
k = vp.keysdown()
u = np.array([0.,0.,0.,0.,0.,0.])
u = u.astype('float64')
if 'w' in k:
#print(scene.forward.norm()*move_vel*dt*(1+move_error*randn()))
delta = scene.forward.norm()*move_vel*dt*(1+move_error*randn())
u += np.array([delta.x,delta.y,delta.z,0.,0.,0.])
scene.camera.pos += delta
if 's' in k:
delta = scene.forward.norm()*move_vel*dt*(1+move_error*randn())
u += np.array([delta.x,delta.y,delta.z,0.,0.,0.])
scene.camera.pos -= delta
if 'd' in k:
delta = scene.forward.cross(scene.up).norm()*move_vel*dt*(1+move_error*randn())
u += np.array([delta.x,delta.y,delta.z,0.,0.,0.])
scene.camera.pos += delta
if 'a' in k:
delta = scene.forward.cross(scene.up).norm()*move_vel*dt*(1+move_error*randn())
u += np.array([delta.x,delta.y,delta.z,0.,0.,0.])
scene.camera.pos -= delta
if 'up' in k:
epsilon = scene.camera.axis.rotate(angle = turn_vel*dt*(1+turn_error*randn()), axis = scene.camera.axis.cross(scene.up)).norm()
delta = (epsilon - scene.camera.axis.norm()).norm()
u += np.array([0.,0.,0.,delta.x,delta.y,delta.z])
scene.camera.axis = epsilon
if 'down' in k:
epsilon = scene.camera.axis.rotate(angle = -1*turn_vel*dt*(1+turn_error*randn()), axis = scene.camera.axis.cross(scene.up)).norm()
delta = (epsilon - scene.camera.axis.norm()).norm()
u += np.array([0.,0.,0.,delta.x,delta.y,delta.z])
scene.camera.axis = epsilon
if 'right' in k:
epsilon = scene.camera.axis.rotate(angle = -1*turn_vel*dt*(1+turn_error*randn()),axis = scene.up).norm()
delta = (epsilon - scene.camera.axis.norm()).norm()
u += np.array([0.,0.,0.,delta.x,delta.y,delta.z])
scene.camera.axis = epsilon
if 'left' in k:
epsilon = scene.camera.axis.rotate(angle = turn_vel*dt*(1+turn_error*randn()),axis = scene.up).norm()
delta = (epsilon - scene.camera.axis).norm()
u += np.array([0.,0.,0.,delta.x,delta.y,delta.z])
scene.camera.axis = epsilon
scene.camera.axis.mag = 1
scene.forward.mag = 1
scene.up.mag = 1
#Update Pos - do I need error in this?
pos = np.array([scene.camera.pos.x,scene.camera.pos.y,scene.camera.pos.z, scene.camera.axis.norm().x,scene.camera.axis.norm().y,scene.camera.axis.norm().z]) #x y z x bearing y bearing z bearing
#Predict
predict(particles = particles, u = u, std = [move_error,move_error,move_error,turn_error,turn_error,turn_error], dt = 1.)
#update
update(particles = particles, weights = weights, z = pos, R = [move_error,move_error,move_error,turn_error,turn_error,turn_error])
#Neff and resample
if neff(weights) < threshold:
indexes = systematic_resample(weights)
resample_from_index(particles, weights, indexes)
assert np.allclose(weights, 1/N)
#print out error maybe
est = estimate(particles, weights)
compare_est_pos(est = est, pos = pos)
def __handle_keyboard_inputs(self):
"""
Pans amount dependent on distance between camera and focus point.
Closer = smaller pan amount
A = move left (pan)
D = move right (pan)
W = move up (pan)
S = move down (pan)
<- = rotate left along camera axes (rotate)
-> = rotate right along camera axes (rotate)
^ = rotate up along camera axes (rotate)
V = rotate down along camera axes (rotate)
Q = roll left (rotate)
E = roll right (rotate)
ctrl + LMB = rotate (Default Vpython)
"""
# If camera lock, just skip the function
if self.__camera_lock:
return
# Constants
pan_amount = 0.02 # units
rot_amount = 1.0 # deg
# Current settings
cam_distance = self.scene.camera.axis.mag
cam_pos = vector(self.scene.camera.pos)
cam_focus = vector(self.scene.center)
# Weird manipulation to get correct vector directions. (scene.camera.up always defaults to world up)
cam_axis = (vector(self.scene.camera.axis)) # X
cam_side_axis = self.scene.camera.up.cross(cam_axis) # Y
cam_up = cam_axis.cross(cam_side_axis) # Z
cam_up.mag = cam_axis.mag
# Get a list of keys
keys = keysdown()
# Userpan uses ctrl, so skip this check to avoid changing camera pose while shift is held
if 'shift' in keys:
return
################################################################################################################
# PANNING
# Check if the keys are pressed, update vectors as required
# Changing camera position updates the scene center to follow same changes
if 'w' in keys:
cam_pos = cam_pos + cam_up * pan_amount
if 's' in keys:
cam_pos = cam_pos - cam_up * pan_amount
if 'a' in keys:
cam_pos = cam_pos + cam_side_axis * pan_amount
if 'd' in keys:
cam_pos = cam_pos - cam_side_axis * pan_amount
# Update camera position before rotation (to keep pan and rotate separate)
self.scene.camera.pos = cam_pos
################################################################################################################
# Camera Roll
# If only one rotation key is pressed
if 'q' in keys and 'e' not in keys:
# Rotate camera up
cam_up = cam_up.rotate(angle=-radians(rot_amount), axis=cam_axis)
# Set magnitude as it went to inf
cam_up.mag = cam_axis.mag
# Set
self.scene.up = cam_up
# If only one rotation key is pressed
if 'e' in keys and 'q' not in keys:
# Rotate camera up
cam_up = cam_up.rotate(angle=radians(rot_amount), axis=cam_axis)
# Set magnitude as it went to inf
cam_up.mag = cam_axis.mag
# Set
self.scene.up = cam_up
################################################################################################################
# CAMERA ROTATION
d = cam_distance
move_dist = sqrt(d ** 2 + d ** 2 - 2 * d * d * cos(radians(rot_amount))) # SAS Cosine
# If only left not right key
if 'left' in keys and 'right' not in keys:
# Calculate distance to translate
cam_pos = cam_pos + norm(cam_side_axis) * move_dist
# Calculate new camera axis
cam_axis = -(cam_pos - cam_focus)
if 'right' in keys and 'left' not in keys:
cam_pos = cam_pos - norm(cam_side_axis) * move_dist
cam_axis = -(cam_pos - cam_focus)
if 'up' in keys and 'down' not in keys:
cam_pos = cam_pos + norm(cam_up) * move_dist
cam_axis = -(cam_pos - cam_focus)
if 'down' in keys and 'up' not in keys:
cam_pos = cam_pos - norm(cam_up) * move_dist
cam_axis = -(cam_pos - cam_focus)
# Update camera position and axis
self.scene.camera.pos = cam_pos
self.scene.camera.axis = cam_axis
