Exemplo n.º 1
0
    def separation(self, list):
        mean = (0.0, 0.0)
        for i in list:
            dist = vector.mag(vector.sub(self.rect.center, i.rect.center))
            if dist > 0 and dist < self.__separation_limit:
                mean = vector.add(mean, vector.divs(vector.sub(self.rect.center, i.rect.center), dist))

        return vector.divs(mean, len(list))
Exemplo n.º 2
0
    def rate(self, list):
        mean = (0, 0)
        for i in list:
            mean = vector.add(mean, i.velocity)

        mean = vector.divs(mean, len(list))

        meandist = vector.mag(mean)
        if meandist > self.__force_max:
            mean = vector.muls(vector.divs(mean, meandist), self.__force_max)

        return mean
Exemplo n.º 3
0
	def update(self, delta, view):
		super(Boss, self).update(delta)
		
		if self.rect.colliderect(view):
			if not self.active:
				self.active = True
				self.sound_announce.play()
		
			if self.idle > 0:
				self.idle -= delta
			else:
				if self.whirl:
					v = (self.target.centerx - self.rect.centerx, self.target.centery - self.rect.centery)
					mag = vector.mag(v)
					if mag < 300 * delta:
						self.rect.center = self.target.center
						self.whirl = False
						self.target = None
						self.idle = self.__whirlsecs
						self.charging = False
					else:
						v = vector.muls(vector.divs(v, vector.mag(v)), 300 * delta)
						self.move(v)
				else:
					if self.charging:
						self.move((0, self.__charge_speed * delta))
						self.rect.bottom = min(self.rect.bottom, view.bottom)
						if self.rect.bottom == view.bottom:
							self.charging = False
							self.set_animation(self.sprite_swim, 4)
					elif self.target:
						v = (self.target.centerx - self.rect.centerx, self.target.centery - self.rect.centery)
						mag = vector.mag(v)
						if mag < self.__speed * delta:
							self.rect.center = self.target.center
							self.set_animation(self.sprite_swim, 4)
							self.target = None
						else:
							v = vector.muls(vector.divs(v, vector.mag(v)), self.__speed * delta)
							self.move(v)
					else:
						if random.random() < self.__charge_chance:
							self.charging = True
							self.set_animation(self.sprite_charge, 4)
							self.sound_charge.play()
						else:
							self.target = pygame.Rect((self.rect.left + random.randint(-self.__range, self.__range), self.rect.top + random.randint(-self.__range, self.__range)), (137, 274))
							
							self.target.left = max(self.target.left, 144)
							self.target.right = min(self.target.right, 768 - 144)
							self.target.top = max(self.target.top, view.top)
							self.target.bottom = min(self.target.bottom, view.top + (864 * 0.75))
Exemplo n.º 4
0
    def cohesion(self, l):
        v = (0, 0)
        for i in l:
            v = vector.add(v, i.rect.center)
        v = vector.divs(v, len(l))

        return self.steer(v)
Exemplo n.º 5
0
    def steer(self, v):
        diff = vector.sub(v, self.rect.center)
        dist = vector.mag(diff)

        if dist > 0:
            diff = vector.divs(diff, dist)

            damp = 64.0
            if dist < damp:
                diff = vector.muls(diff, self.__velocity_max * (dist / damp))
            else:
                diff = vector.muls(diff, self.__velocity_max)

            vec = vector.sub(diff, self.velocity)
            vecdist = vector.mag(vec)
            if vecdist > self.__force_max:
                vec = vector.muls(vector.divs(vec, vecdist), self.__force_max)
        else:
            vec = (0, 0)

        return vec
Exemplo n.º 6
0
    def update(self, delta, view):
        """Updates Location"""
        super(Guppy, self).update(delta)

        # Move based on School
        if self.whirl:
            v = (self.target.centerx - self.rect.centerx, self.target.centery - self.rect.centery)
            mag = vector.mag(v)
            if mag < 300 * delta:
                self.rect.center = self.target.center
            else:
                v = vector.muls(vector.divs(v, vector.mag(v)), 300 * delta)
                self.move(v)
        else:
            self.rect.center = vector.add(self.rect.center, vector.muls(self.velocity, delta))
Exemplo n.º 7
0
	def update(self, delta, view):
		super(Fish, self).update(delta)
		
		# Only drift if on screen
		#if self.rect.colliderect(view):
		#	self.rect.top += self.__drift_speed * delta
		
		#if whirlpool hits do not allow fish to target salmon
		if self.target == None:
			self.move((0, self.__drift_speed * delta))
		else:
			if not self.whirl:
				self.move((self.__velocity[0] * delta, self.__velocity[1] * delta ))
			else:
				v = (self.target.centerx - self.rect.centerx, self.target.centery - self.rect.centery)
				mag = vector.mag(v)
				if mag < 300 * delta:
					self.rect.center = self.target.center
				else:
					v = vector.muls(vector.divs(v, vector.mag(v)), 300 * delta)
					self.move(v)
Exemplo n.º 8
0
	def update(self, delta, view):
		super(Catfish, self).update(delta)
		
		if self.rect.colliderect(view):
			if self.whirl:
				v = (self.target.centerx - self.rect.centerx, self.target.centery - self.rect.centery)
				mag = vector.mag(v)
				if mag < 300 * delta:
					self.rect.center = self.target.center
				else:
					v = vector.muls(vector.divs(v, vector.mag(v)), 300 * delta)
					self.move(v)
			else:
				if self.bound.colliderect(self.target):
					if self.rect.centerx < self.target.centerx:
						self.move((self.__chase_speed * delta, 0))
						self.rect.centerx = min(self.rect.centerx, self.target.centerx)
						self.rect.right = min(self.rect.right, self.bound.right)
					elif self.rect.centerx > self.target.centerx:
						self.move((-self.__chase_speed * delta, 0))
						self.rect.centerx = max(self.rect.centerx, self.target.centerx)
						self.rect.left = max(self.rect.left, self.bound.left)
					
				self.move(vector.muls(self.__velocity, delta))