def getRotationMatrix(angle):
radiansAngle = math_radians(angle)
# 9 digits of precision should be more than enough
sinAngle = round(math_sin(radiansAngle), 9)
cosAngle = round(math_cos(radiansAngle), 9)
return Mat33([[cosAngle, -sinAngle, 0], [sinAngle, cosAngle, 0],
[0, 0, 1]])
def show_start_screen():
#Title
titleFont = pygame.font.Font(const.BASICFONT, 100)
titleSurf = titleFont.render('Asteroids', True, const.WHITE, const.BGCOLOR)
displacement = 1
state = 0
#Objects
asteroid_list = []
battleShip = obj.Ship(
[const.WINDOW_WIDTH // 2 - 15, 2 * const.WINDOW_HEIGHT // 3, 10, 10])
slow_ship = True
#Buttons
StartButton = obj.Button(
const.DARKGREEN, const.GREEN,
(const.WINDOW_WIDTH // 2 - 50, const.WINDOW_HEIGHT * 2 // 3, 100, 40))
pygame.mixer.music.play()
pygame.key.set_repeat(1, 1)
while True:
if random_randrange(25) == 0:
asteroid_list.append(obj.Asteroid())
const.DISPLAYSURF.fill(const.BGCOLOR)
titleRect = titleSurf.get_rect()
titleRect.center = (const.WINDOW_WIDTH / 2,
const.WINDOW_HEIGHT / 2 + displacement)
for i in asteroid_list:
i.move()
battleShip.move(slow_ship)
const.DISPLAYSURF.blit(titleSurf, titleRect)
for i in asteroid_list:
const.DISPLAYSURF.blit(i.image, i.location)
const.DISPLAYSURF.blit(
pygame.transform.rotate(battleShip.image, battleShip.angle),
battleShip.blit_location)
StartButton.Func('Start', const.WHITE, 20)
#event loop
for event in pygame.event.get():
if event.type == pygame.QUIT:
func.terminate()
elif event.type == pygame.MOUSEBUTTONDOWN:
if StartButton.Press():
pass #start game
elif event.type == pygame.KEYDOWN:
slow_ship = False
if event.key == pygame.K_LEFT:
battleShip.angle += 3
elif event.key == pygame.K_RIGHT:
battleShip.angle -= 3
elif event.key == pygame.K_DOWN:
battleShip.acceleration = [
math_sin(math_pi * battleShip.angle / 180),
math_cos(math_pi * battleShip.angle / 180)
]
elif event.key == pygame.K_UP:
battleShip.acceleration = [
-math_sin(math_pi * battleShip.angle / 180),
-math_cos(math_pi * battleShip.angle / 180)
]
elif event.type == pygame.KEYUP:
slow_ship = True
pygame.display.update()
const.FPSCLOCK.tick(15)
if displacement > 10:
state = 0
elif displacement < -10:
state = 1
if state:
displacement += 1
else:
displacement -= 1
def play():
#Objects
asteroid_list = []
bullet_list = []
battleShip = obj.Ship((const.WINDOW_WIDTH // 2 - const.SPRITE_SHIP.get_width() //2 , const.WINDOW_HEIGHT // 2 - const.SPRITE_SHIP.get_height() // 2))
slow_ship = True
const.DISPLAYSURF.fill(const.BGCOLOR) #clear the screen
#Music settings
pygame.mixer.music.set_volume(0.5)
pygame.mixer.music.play()
pygame.key.set_repeat(1, 1)
while True:
if random_randrange(25) == 0:
asteroid_list.append( obj.Asteroid() )
const.DISPLAYSURF.fill(const.BGCOLOR)
for i in asteroid_list:
i.move()
battleShip.move(slow_ship)
for i in asteroid_list:
const.DISPLAYSURF.blit(i.image, i.location)
if len(bullet_list) != 0:
for i in bullet_list:
i.move(battleShip.image.get_width())
const.DISPLAYSURF.blit(i.image, i.location)
const.DISPLAYSURF.blit( pygame.transform.rotate(battleShip.image, battleShip.angle), battleShip.blit_location )
#event loop
for event in pygame.event.get():
if event.type == pygame.QUIT:
func.terminate()
elif event.type == pygame.KEYDOWN:
slow_ship = False
if event.key == pygame.K_LEFT:
battleShip.angle += 3
elif event.key == pygame.K_RIGHT:
battleShip.angle -= 3
elif event.key == pygame.K_DOWN:
battleShip.acceleration = [math_sin(math_pi * battleShip.angle / 180), math_cos(math_pi * battleShip.angle / 180)]
elif event.key == pygame.K_UP:
battleShip.acceleration = [-math_sin(math_pi * battleShip.angle / 180), -math_cos(math_pi * battleShip.angle / 180)]
elif event.type == pygame.KEYUP:
if event.key == pygame.K_SPACE:
bullet_list.append(obj.Bullet(battleShip.location[0] + const.SPRITE_SHIP.get_width() // 2 - const.SPRITE_BULLET.get_width() // 2,
battleShip.location[1] + const.SPRITE_SHIP.get_height() // 4, battleShip.angle))
const.BLAST.play()
else:
slow_ship = True
pygame.display.update()
const.FPSCLOCK.tick(10)
def qcos(a):
return Q(math_cos(a.number), "cos(%s)", a.units, abs(a.uncert * math_sin(a.number)), a.prefu, (a,))
def qcos(a):
return Q(math_cos(a.number), "cos(%s)", a.units, abs(a.uncert * math_sin(a.number)), a.prefu, (a,))
def test_prim_cos(x):
return math_cos(x)
def move(self, width):
self.location[0] -= 30*math_sin(self.angle)
self.location[1] -= 30*math_cos(self.angle)
def play():
#Objects
asteroid_list = []
bullet_list = []
battleShip = obj.Ship((const.WINDOW_WIDTH // 2 - const.SPRITE_SHIP.get_width() //2 , const.WINDOW_HEIGHT // 2 - const.SPRITE_SHIP.get_height() // 2))
slow_ship = True
list_explosion = []
lives = 2
lives_string = 'Lives: ' + str(lives)
lives_font = pygame.font.Font(const.BASICFONT, 20)
lives_surf = lives_font.render(lives_string, True, const.WHITE)
lives_rect = lives_surf.get_rect()
lives_rect.center = (lives_surf.get_width(), const.WINDOW_HEIGHT - lives_surf.get_height())
score = 0
score_string = 'Score: ' + str(score)
score_font = pygame.font.Font(const.BASICFONT, 20)
score_surf = score_font.render(score_string, True, const.WHITE)
score_rect = score_surf.get_rect()
score_rect.center = (const.WINDOW_WIDTH - score_surf.get_width(), const.WINDOW_HEIGHT - score_surf.get_height())
const.DISPLAYSURF.fill(const.BGCOLOR) #clear the screen
#Music settings
pygame.mixer.music.set_volume(0.2)
pygame.mixer.music.play()
while lives > 0:
#Generating the asteroids
if random_randrange(15) == 0:
asteroid_list.append( obj.Asteroid() )
const.DISPLAYSURF.fill(const.BGCOLOR)
const.DISPLAYSURF.blit(const.BG, (0,0))
for i in asteroid_list:
i.move()
if len(bullet_list) != 0:
for i in bullet_list:
if battleShip != 0:
i.move(battleShip.image.get_width())
const.DISPLAYSURF.blit(i.image, i.location)
for j in asteroid_list:
if i.check_collision(j):
asteroid_list.remove(j)
bullet_list.remove(i)
list_explosion.append(obj.Explosion(j))
score += 1
break
if battleShip != 0:
battleShip.move(slow_ship)
const.DISPLAYSURF.blit( pygame.transform.rotate(battleShip.image, battleShip.angle), battleShip.blit_location )
for i in asteroid_list:
if battleShip != 0:
if battleShip.check_collision(i):
pos_exp = battleShip.location
battleShip = 0
lives -= 1
for j in range(len(asteroid_list)):
asteroid_list.pop()
for i in const.EXP_LIST:
const.DISPLAYSURF.fill(const.BGCOLOR)
const.DISPLAYSURF.blit(const.BG, (0,0))
const.DISPLAYSURF.blit(i, pos_exp)
pygame.display.update()
const.FPSCLOCK.tick(15)
else:
continue
for i in asteroid_list:
const.DISPLAYSURF.blit(i.image, i.location)
score_string = 'Score: ' + str(score)
score_surf = score_font.render(score_string, True, const.WHITE)
const.DISPLAYSURF.blit(score_surf, score_rect)
lives_string = 'Lives: ' + str(lives)
lives_surf = lives_font.render(lives_string, True, const.WHITE)
const.DISPLAYSURF.blit(lives_surf, lives_rect)
if len(list_explosion) != 0:
for i in list_explosion:
i.draw()
#event loop
for event in pygame.event.get():
if event.type == pygame.QUIT:
func.terminate()
if battleShip == 0:
battleShip = obj.Ship((const.WINDOW_WIDTH // 2 - const.SPRITE_SHIP.get_width() //2 , const.WINDOW_HEIGHT // 2 - const.SPRITE_SHIP.get_height() // 2))
else:
list_key = []
list_key = pygame.key.get_pressed()
if len(list_key) != 0:
slow_ship = True
if list_key[pygame.K_LEFT]:
battleShip.angle += 10
slow_ship = False
if list_key[pygame.K_RIGHT]:
battleShip.angle -= 10
slow_ship = False
if list_key[pygame.K_DOWN]:
battleShip.acceleration = [math_sin(math_pi * battleShip.angle / 180), math_cos(math_pi * battleShip.angle / 180)]
slow_ship = False
if list_key[pygame.K_UP]:
battleShip.acceleration = [-math_sin(math_pi * battleShip.angle / 180), -math_cos(math_pi * battleShip.angle / 180)]
slow_ship = False
if event.type == pygame.KEYUP:
if event.key == pygame.K_SPACE:
bullet_list.append(obj.Bullet(battleShip.location[0] + const.SPRITE_SHIP.get_width() // 2 - const.SPRITE_BULLET.get_width() // 2,
battleShip.location[1] + const.SPRITE_SHIP.get_height() // 4, battleShip.angle))
const.BLAST.play()
#delete the bullets that can't be seen on the screen
for i in bullet_list:
if i.location[0] < 0 or i.location[0] > const.WINDOW_WIDTH\
or i.location[1] < 0 or i.location[1] > const.WINDOW_HEIGHT:
bullet_list.remove(i)
#Same for asteroids
for i in asteroid_list:
if i.location[0] + i.image.get_width() < 0 or i.location[0] - i.image.get_width() > const.WINDOW_WIDTH\
or i.location[1] + i.image.get_height() < 0 or i.location[1] - i.image.get_height() > const.WINDOW_HEIGHT:
asteroid_list.remove(i)
for i in list_explosion:
if i.size > 30:
list_explosion.remove(i)
pygame.display.update()
const.FPSCLOCK.tick(15)
pygame.mixer.music.stop()
game_over()
def move(self, width):
#self.location[0] = self.location[0] - abs(math_sin(math_pi*self.angle/90)*width/math_sqrt(8))
#self.location[1] = self.location[1] - abs(math_sin(math_pi*self.angle/90)*width/math_sqrt(8))
self.location[0] -= 30*math_sin(self.angle)
self.location[1] -= 30*math_cos(self.angle)
def show_start_screen():
#Title
titleFont = pygame.font.Font(const.BASICFONT, 100)
titleSurf = titleFont.render('Asteroids', True, const.WHITE, const.BGCOLOR)
displacement = 1
state = 0
#Objects
asteroid_list = []
battleShip = obj.Ship([const.WINDOW_WIDTH // 2 - 15, 2 * const.WINDOW_HEIGHT // 3, 10, 10])
#Buttons
StartButton = obj.Button(const.DARKGREEN, const.GREEN, (const.WINDOW_WIDTH // 2 - 50, const.WINDOW_HEIGHT * 2 // 3, 100, 40))
pygame.mixer.music.play()
pygame.key.set_repeat(1, 1)
while True:
if random_randrange(25) == 0:
asteroid_list.append( obj.Asteroid() )
const.DISPLAYSURF.fill(const.BGCOLOR)
titleRect = titleSurf.get_rect()
titleRect.center = (const.WINDOW_WIDTH / 2, const.WINDOW_HEIGHT / 2 + displacement)
for i in asteroid_list:
i.move()
battleShip.move()
const.DISPLAYSURF.blit(titleSurf, titleRect)
for i in asteroid_list:
const.DISPLAYSURF.blit(i.image, i.location)
const.DISPLAYSURF.blit( pygame.transform.rotate(battleShip.image, battleShip.angle), battleShip.blit_location )
StartButton.Func('Start', const.WHITE, 20)
#event loop
for event in pygame.event.get():
if event.type == pygame.QUIT:
func.terminate()
elif event.type==pygame.MOUSEBUTTONDOWN:
if StartButton.Press():
pass #start game
elif event.type == pygame.KEYDOWN:
if event.key == pygame.K_LEFT:
battleShip.angle += 3
elif event.key == pygame.K_RIGHT:
battleShip.angle -= 3
elif event.key == pygame.K_DOWN:
battleShip.acceleration = [math_sin(math_pi * battleShip.angle / 180), math_cos(math_pi * battleShip.angle / 180)]
elif event.key == pygame.K_UP:
battleShip.acceleration = [-math_sin(math_pi * battleShip.angle / 180), -math_cos(math_pi * battleShip.angle / 180)]
pygame.display.update()
const.FPSCLOCK.tick(15)
if displacement > 10:
state = 0
elif displacement < -10:
state = 1
if state:
displacement += 1
else:
displacement -= 1