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#simple enemy class
import pygame, pygame.image
from pygame.locals import *
import gfx, game, random, math
rng = random.Random()
images = []
allimages = []
darkimages = []
#glowstuff adjusted from updateglow func
glowtime = 0.0
glowset = 0
def load_game_resources():
#load shot graphics
global images, allimages, darkimages
img = gfx.load_raw('fire.png')
origpal = img.get_palette()
img.set_colorkey(img.get_at((0,0)))
images = gfx.animstrip(img)
allimages.append(images)
for x in range(10, 181, 10):
pal = [(max(r-x*.28,0), max(g-x*.48,0), min(b+x*.38,255))
for (r,g,b) in origpal]
img.set_palette(pal)
allimages.append(gfx.animstrip(img))
for i in gfx.animstrip(img):
i.set_alpha(128, RLEACCEL)
darkimages.append(i)
def updateglow(speedadjust):
global glowtime, glowset, allimages
glowtime += speedadjust * .2
glowset = int((math.sin(glowtime)*.5+.5) * len(allimages))
class Shot:
blockrocks = 1
def __init__(self, pos, move):
self.move = move
self.images = images
self.numframes = len(self.images)
self.frame = random.random() * 3.0
self.rect = self.images[0].get_rect()
self.rect.center = pos
self.darkrect = Rect(self.rect)
self.lastrect = None
self.dead = 0
self.pos = list(self.rect.topleft)
self.time = 0.0
self.numbrights = float(len(images))
def prep(self, screen):
pass
def erase(self, background):
if self.lastrect:
background(self.lastrect)
if self.dead:
gfx.dirty(self.lastrect)
self.lastrect = None
def draw(self, gfx):
frame = int(self.frame-1.0) % self.numframes
img = darkimages[frame]
r2 = gfx.surface.blit(img, self.rect.move(-self.move[0]*2, -self.move[1]*2))
frame = int(self.frame) % self.numframes
img = allimages[glowset][frame]
r1 = gfx.surface.blit(img, self.rect)
#gfx.dirty2(r, self.lastrect)
r = r1.union(r2)
gfx.dirty2(r, self.lastrect)
self.lastrect = r
def tick(self, speedadjust = 1.0):
self.frame += speedadjust * .5
self.pos[0] += self.move[0] * speedadjust
self.pos[1] += self.move[1] * speedadjust
self.time += speedadjust * .1
self.images = images[int(math.cos(self.time)*self.numbrights)]
self.rect.topleft = self.pos
if not gfx.rect.colliderect(self.rect):
self.dead = 1
return self.dead
#manage fire glitter
#beware unused, looks mediorce, runs slow
class Glitter:
def __init__(self):
self.dots = []
def update(self, speedadjust):
black = gfx.surface.map_rgb(0, 0, 0)
draw = gfx.surface.fill
dirty = gfx.dirtyrects.append
oneone = 1, 1
dead = 0
prelen = len(self.dots)
for dot in self.dots:
if not dot[1]:
break
dead += 1
if dead > 50:
del self.dots[:dead]
driftCount = 0
for i in range(len(self.dots)-1, -1, -1):
driftCount = (driftCount+1) % 6
dot = self.dots[i]
#dot[0] is intensity
#dot[1] is ( color, rect )
#dot[2] is the originating ball's center
if dot[0] > 12.0:
if dot[1]:
dirty(draw(black, dot[1][1]))
dot[1] = 0
else:
if driftCount == 1:
dirty( draw(black, dot[1][1]) )
dot[1][1].x = rng.randint( dot[2][0] - 2, dot[2][0] + 3)
dot[1][1].y = rng.randint( dot[2][1] - 2, dot[2][1] + 3)
draw(*dot[1])
dot[0] += speedadjust
def add(self, balls, ratio):
amount = ratio * 4.0
map = gfx.surface.map_rgb
_min = min
_max = max
_int = int
rnd = random.random
append = self.dots.append
draw = gfx.surface.fill
dirty = gfx.dirtyrects.append
for b in balls:
if b.dead:
continue
x, y = b.rect.center
for d in range( _max( 0, rng.randrange( amount-2, amount+3 ) ) ):
lived = rnd()
r = _min(255, _int(100.0+lived*100.0))
g = _min(255, _int( 20.0+lived*240.0))
b = _min(255, _int( 2.0+lived*30.0))
color = map(r, g, b)
r1 = rng.randrange( -5, 6 )
r2 = rng.randrange( -5, 6 )
#r1 = abs(r1*r1*(3-r1-r1)-.5)*10.0
#r2 = abs(r2*r2*(3-r2-r2)-.5)*10.0
size = rng.randrange( 1, 3 )
r = Rect(r1 + x, r2 + y, size, size)
append( [lived * 9.0, (color, r), (x,y)] )
draw(color, r)
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