def avoid_light_old(self, player_diff, player_distance):
#Get the brightness at a few points and go in the direction that it's
#Use green light for some reason
elapsed = globals.time - self.last_random
if elapsed < self.random_segments:
return
self.last_random = globals.time
self.fleeing = True
sp = self.screen_pos
self.pixel_data = glReadPixels(sp.x - self.width * 2,
sp.y - self.width * 2, self.width * 4,
self.height * 4, GL_RGB, GL_FLOAT)[:, :,
1:3]
max_index = numpy.argmax(self.pixel_data[:, :, 1:2])
min_index = numpy.argmin(self.pixel_data[:, :, 1:2])
indices = numpy.unravel_index((max_index, min_index),
self.pixel_data.shape)
max_index = indices[0][0], indices[1][0], indices[2][0]
min_index = indices[0][1], indices[1][1], indices[2][1]
#print 'max=',max_index,self.pixel_data[max_index]
#print 'test',self.pixel_data[indices]
d = Point(indices[0][0] - indices[0][1],
indices[1][0] - indices[1][1]).unit_vector()
if d.length() == 0:
self.seek_player(player_diff, player_distance)
self.move_direction *= -1
self.move_direction = d.unit_vector() * self.speed
def Push(self):
power = ((globals.game_view.mode.power_box.power_level)**
2) * self.push_strength
globals.game_view.mode.power_box.Disable()
self.push_start = None
if not self.IsGrabbed():
return
obj = self.other_obj
self.Ungrab()
#Push on another object. Equal and opposite forces and what not
#Fire a ray from my player to the object. Where it meets is where the force should be applied
centre = self.body.GetWorldPoint([0, self.midpoint[1] * 1.01])
front = self.body.GetWorldPoint([0, self.midpoint[1] * 100])
cast_segment = box2d.b2Segment()
cast_segment.p1 = centre
cast_segment.p2 = front
#This is a hack. My contact filtering messes up with rays, so turn it off for the duration of the ray cast
self.physics.contact_filter.collide = True
try:
lam, normal, shape = self.physics.world.RaycastOne(
cast_segment, True, None)
finally:
self.physics.contact_filter.collide = False
if shape == self.shapeI:
return
if shape != obj.shapeI:
return
if abs(normal[0]) < 0.5 and abs(normal[1]) < 0.5:
#print 'updating normal!',normal
normal = Point(*(centre - front))
normal /= normal.length()
normal = normal.to_vec()
#self.physics.contact_filter.pushed = (self,obj,globals.time+500)
self.body.ApplyForce(normal * power, centre)
intersection_point = self.body.GetWorldPoint((front - centre) * lam)
shape.userData.body.ApplyForce(-normal * power, intersection_point)
def avoid_light_old(self, player_diff, player_distance):
#Get the brightness at a few points and go in the direction that it's
#Use green light for some reason
elapsed = globals.time - self.last_random
if elapsed < self.random_segments:
return
self.last_random = globals.time
self.fleeing = True
sp = self.screen_pos
self.pixel_data = glReadPixels(sp.x-self.width*2,sp.y-self.width*2,self.width*4,self.height*4,GL_RGB,GL_FLOAT)[:,:,1:3]
max_index = numpy.argmax(self.pixel_data[:,:,1:2])
min_index = numpy.argmin(self.pixel_data[:,:,1:2])
indices = numpy.unravel_index((max_index,min_index),self.pixel_data.shape)
max_index = indices[0][0],indices[1][0],indices[2][0]
min_index = indices[0][1],indices[1][1],indices[2][1]
#print 'max=',max_index,self.pixel_data[max_index]
#print 'test',self.pixel_data[indices]
d = Point(indices[0][0]-indices[0][1],indices[1][0]-indices[1][1]).unit_vector()
if d.length() == 0:
self.seek_player(player_diff, player_distance)
self.move_direction *= -1
self.move_direction = d.unit_vector()*self.speed
def PhysUpdate(self):
super(SeekingMissile,self).PhysUpdate()
#Apply a thrust in the direction of the target
target_pos = self.target.GetPos()
self.pos = self.GetPos()
if not target_pos or not self.pos:
return
diff = target_pos - self.pos
direction = self.GetAngle() + (math.pi/2)
distance,angle = cmath.polar(complex(diff.x,diff.y))
#angle = (angle - (math.pi/2) - self.GetAngle())%(math.pi*2)
angle = (angle - direction)%(math.pi*2)
if angle < (math.pi):
#need to turn right, but by how much?
amount = angle/math.pi
else:
amount = -(2*math.pi - angle)/math.pi
desired_av = 10*amount
f = 1 - abs(amount)
current_speed = Point(*self.body.linearVelocity)
if f < 0.8 or current_speed.length() > 80:
desired_velocity = 0
#Apply a force in the direction we're not going to slow us down
force = Point(-current_speed.x,-current_speed.y)
self.body.ApplyForce(tuple(force),self.body.position)
else:
desired_velocity = 1
thrust = 20
vector = cmath.rect(thrust,direction)
self.body.ApplyForce((vector.real,vector.imag),self.body.position)
torque = (desired_av - self.body.angularVelocity)
self.body.ApplyTorque(torque)
