def __init__(self, screen, switch_state_func):
pg.init()
pg.font.init()
self.switch_state = switch_state_func
self.screen = screen
self.clock = pg.time.Clock()
self.running = True
self.char_buffer = [Character(' ', (0, 0), 3)] * 5
# Is this a separate game?? :)
self.part_gen = ParticleGenerator(0, 0, 1, self.screen, rand_color())
def update(self):
x, y = pg.mouse.get_pos()
for event in pg.event.get():
if event.type == KEYDOWN:
char = event.unicode.upper()
if char == "" or char not in "ABCDEFGHIJKLMNOPQRSTUVWXYZÆØÅ":
continue
new_char = self.non_overlapping_character(char)
self.update_char_buffer(new_char)
if event.type == MOUSEBUTTONDOWN:
self.part_gen = ParticleGenerator(x, y, 1, self.screen,
rand_color())
if event.type == MOUSEBUTTONUP:
self.part_gen = NullGenerator()
self.fading_buffer = [c for c in self.fading_buffer if c.alpha]
self.part_gen.update(x, y)
self.check_quit()
class Letters():
def __init__(self, screen, switch_state_func):
pg.init()
pg.font.init()
self.switch_state = switch_state_func
self.screen = screen
self.clock = pg.time.Clock()
self.running = True
self.char_buffer = [Character(' ', (0, 0), 3)] * 5
# Is this a separate game?? :)
self.part_gen = ParticleGenerator(0, 0, 1, self.screen, rand_color())
def non_overlapping_character(self, char):
"""Return a character_object that does not overlap
with any of the ones currently in the buffer."""
while True:
# TODO: This loop might never terminate!
size = randint(cons.MIN_LETTER_SIZE, cons.MAX_LETTER_SIZE)
# Get a random position within the confines of the screen
pos = rand_screen_pos(cons.WINDOW_WIDTH, cons.WINDOW_HEIGHT, size,
size)
new_char_object = Character(char, pos, size)
# Chekc for overlapp
index = new_char_object.get_rect().collidelist(
self.buffer_to_rects())
if index == -1:
break
return new_char_object
def update(self):
x, y = pg.mouse.get_pos()
self.part_gen.reposition(x, y)
for event in pg.event.get():
if event.type == KEYDOWN:
char = get_character(event.key)
new_char = self.non_overlapping_character(char)
self.update_char_buffer(new_char)
self.char_buffer[0].fade_out()
if event.type == MOUSEBUTTONDOWN:
self.part_gen.active = True
self.part_gen.set_color(rand_color())
if event.type == MOUSEBUTTONUP:
self.part_gen.active = False
self.part_gen.clear()
self.part_gen.update()
self.check_quit()
def draw(self):
self.screen.fill(pg.color.Color(cons.BACKGROUND_COLOR))
for letter in self.char_buffer:
letter.draw(self.screen)
self.part_gen.draw()
pg.display.update()
def buffer_to_string(self):
return ''.join(str(char) for char in self.char_buffer)
def buffer_to_rects(self):
return [char.get_rect() for char in self.char_buffer]
def update_char_buffer(self, new_char):
self.char_buffer.append(new_char)
self.char_buffer.pop(0)
def check_quit(self):
if self.buffer_to_string()[-4:] == 'QUIT':
self.switch_state('MAINMENU')
def explode(self):
def emitter(t):
while True:
dx = 2.*random.random()-1.
dy = 2.*random.random()-1.
dz = 2.*random.random()-1.
r = dx*dx+dy*dy+dz*dz
if r < 1.0 and r>0.5:
d = (dx,dy,dz)
return self._pos - (dx*3,dy*3,dz*3), d
p = ParticleGenerator("billboard","particle4.png")
p.setEmitter(emitter)
p.setEvolveTime(1)
p.setAcceleration(0)
p.setSpawnSpeed(100)
p.setEasing(0.5,0.8,0,0.5,0.5)
p.setMode("ONCE")
self._scene.getParticleManager().manageGenerator(p)
self.close(self.DESTROYED)
def close(self):
pg = ParticleGenerator("billboard","particle2.png")
pg.setMode("ONCE")
pg.setPosition(self._pos)
self._scene.getParticleManager().manageGenerator(pg)
self._closing = True
def __init__(self, scene, pos, direction, missile_type, follow):
Entity.__init__(self)
self._t0 = None
self._follow = follow
self._scene = scene
self._map = scene.getMap()
self.moveTo(pos)
self._thrust = 0.01
self._speed = 0.1
self._destroyed = False
self._graphics = R.loadObject(missile_type+".obj","diffuse")
self._pos_m = T.translation_matrix(pos)
axis = T.random_vector(3)
self._d_rotation = T.quaternion_about_axis(0.01, axis)
self._rotation = T.random_quaternion()
self._dir = direction
scale = 0.05
self._scaling_m = T.scale_matrix(scale)
bounds = self._graphics.getObj().getBounds() * scale
Entity.setBounds(self,bounds)
self._trail= ParticleGenerator("billboard","puff.jpg")
self._trail.setEvolveTime(0.5)
self._trail.setAcceleration(0)
self._trail.setEasing(0.5, 0.5, 0.0, 0.05, 0.2)
self._trail.setBrightness(0.5)
pg = scene.getParticleManager()
def em(t):
while True:
dx = 2.*random.random()-1.
dy = 2.*random.random()-1.
dz = 2.*random.random()-1.
r = dx*dx+dy*dy+dz*dz
if r < 1.0:
break
return self._pos,(dx*0.2,dy*0.2,dz*0.2)
self._trail.setEmitter(em)
self._trail.setMode("DYNAMIC")
pg.manageGenerator(self._trail)
self._last_z = 0
class Missile(Entity):
_gravity = N.array((0,0,-0.008))
def __init__(self, scene, pos, direction, missile_type, follow):
Entity.__init__(self)
self._t0 = None
self._follow = follow
self._scene = scene
self._map = scene.getMap()
self.moveTo(pos)
self._thrust = 0.01
self._speed = 0.1
self._destroyed = False
self._graphics = R.loadObject(missile_type+".obj","diffuse")
self._pos_m = T.translation_matrix(pos)
axis = T.random_vector(3)
self._d_rotation = T.quaternion_about_axis(0.01, axis)
self._rotation = T.random_quaternion()
self._dir = direction
scale = 0.05
self._scaling_m = T.scale_matrix(scale)
bounds = self._graphics.getObj().getBounds() * scale
Entity.setBounds(self,bounds)
self._trail= ParticleGenerator("billboard","puff.jpg")
self._trail.setEvolveTime(0.5)
self._trail.setAcceleration(0)
self._trail.setEasing(0.5, 0.5, 0.0, 0.05, 0.2)
self._trail.setBrightness(0.5)
pg = scene.getParticleManager()
def em(t):
while True:
dx = 2.*random.random()-1.
dy = 2.*random.random()-1.
dz = 2.*random.random()-1.
r = dx*dx+dy*dy+dz*dz
if r < 1.0:
break
return self._pos,(dx*0.2,dy*0.2,dz*0.2)
self._trail.setEmitter(em)
self._trail.setMode("DYNAMIC")
pg.manageGenerator(self._trail)
self._last_z = 0
def destroy(self):
self._destroyed = True
Entity.destroy(self)
if self._trail:
self._trail.destroy()
self._trail = None
def explode(self):
self.destroy()
p = ParticleGenerator("billboard","particle3.png")
p.setPosition(self._pos)
p.setEvolveTime(0.5)
p.setAcceleration(0)
p.setSpawnSpeed(100)
p.setMode("ONCE")
self._scene.getParticleManager().manageGenerator(p)
def checkColliders(self, colliders):
hits = []
for c in colliders:
if self.collidesWith(c):
hits.append(c)
return hits
def update(self, time):
if self._destroyed:
return False
if self._t0 is None:
self._t0 = time
if self._follow is not None and not self._follow.closing() :
d = self._follow._pos - self._pos
T.unit_vector(d,d)
self._dir = self._dir * (1-self._thrust) + d * self._thrust
if time - self._t0 > 3000 or self._follow._destroyed:
print "Not following anymore"
self._follow = None
Entity.moveTo(self, self._pos + self._dir * self._speed) # also updates _pos
else:
# too simple to use Verlet
Entity.moveTo(self, self._pos + self._dir * self._speed) # also updates _pos
self._dir += self._gravity
self._xform = mmult(self._pos_m,self._scaling_m, T.quaternion_matrix(self._rotation))
self._rotation = T.quaternion_multiply(self._d_rotation, self._rotation)
# hit the floor
if self._map(self._pos[0], self._pos[1], False) > self._pos[2]:
self.explode()
return False # tell the scene the missile is toast
return True
def draw(self, scene):
self._graphics.draw(scene, self._xform)
def explode(self):
self.destroy()
p = ParticleGenerator("billboard","particle3.png")
p.setPosition(self._pos)
p.setEvolveTime(0.5)
p.setAcceleration(0)
p.setSpawnSpeed(100)
p.setMode("ONCE")
self._scene.getParticleManager().manageGenerator(p)
