#!/usr/bin/env python """ pg.examples.testsprite Like the testsprite.c that comes with libsdl, this pygame version shows lots of sprites moving around. It is an abomination of ugly code, and mostly used for testing. See pg.examples.aliens for some prettyier code. """ import sys import os from random import randint from time import time import pygame as pg if "-psyco" in sys.argv: try: import psyco psyco.full() except Exception: print("No psyco for you! psyco failed to import and run.") main_dir = os.path.split(os.path.abspath(__file__))[0] data_dir = os.path.join(main_dir, "data") # use this to use update rects or not. # If the screen is mostly full, then update rects are not useful. update_rects = True if "-update_rects" in sys.argv: update_rects = True if "-noupdate_rects" in sys.argv: update_rects = False use_static = False if "-static" in sys.argv: use_static = True use_layered_dirty = False if "-layered_dirty" in sys.argv: update_rects = True use_layered_dirty = True flags = 0 if "-flip" in sys.argv: flags ^= pg.DOUBLEBUF if "-fullscreen" in sys.argv: flags ^= pg.FULLSCREEN if "-sw" in sys.argv: flags ^= pg.SWSURFACE use_rle = True if "-hw" in sys.argv: flags ^= pg.HWSURFACE use_rle = False if "-scaled" in sys.argv: flags ^= pg.SCALED screen_dims = [640, 480] if "-height" in sys.argv: i = sys.argv.index("-height") screen_dims[1] = int(sys.argv[i + 1]) if "-width" in sys.argv: i = sys.argv.index("-width") screen_dims[0] = int(sys.argv[i + 1]) if "-alpha" in sys.argv: use_alpha = True else: use_alpha = False print(screen_dims) ##class Thingy(pg.sprite.Sprite): ## images = None ## def __init__(self): ## pg.sprite.Sprite.__init__(self) ## self.image = Thingy.images[0] ## self.rect = self.image.get_rect() ## self.rect.x = randint(0, screen_dims[0]) ## self.rect.y = randint(0, screen_dims[1]) ## #self.vel = [randint(-10, 10), randint(-10, 10)] ## self.vel = [randint(-1, 1), randint(-1, 1)] ## ## def move(self): ## for i in [0, 1]: ## nv = self.rect[i] + self.vel[i] ## if nv >= screen_dims[i] or nv < 0: ## self.vel[i] = -self.vel[i] ## nv = self.rect[i] + self.vel[i] ## self.rect[i] = nv class Thingy(pg.sprite.DirtySprite): images = None def __init__(self): ## pg.sprite.Sprite.__init__(self) pg.sprite.DirtySprite.__init__(self) self.image = Thingy.images[0] self.rect = self.image.get_rect() self.rect.x = randint(0, screen_dims[0]) self.rect.y = randint(0, screen_dims[1]) # self.vel = [randint(-10, 10), randint(-10, 10)] self.vel = [randint(-1, 1), randint(-1, 1)] self.dirty = 2 def update(self): for i in [0, 1]: nv = self.rect[i] + self.vel[i] if nv >= screen_dims[i] or nv < 0: self.vel[i] = -self.vel[i] nv = self.rect[i] + self.vel[i] self.rect[i] = nv class Static(pg.sprite.DirtySprite): images = None def __init__(self): pg.sprite.DirtySprite.__init__(self) self.image = Static.images[0] self.rect = self.image.get_rect() self.rect.x = randint(0, 3 * screen_dims[0] / 4) self.rect.y = randint(0, 3 * screen_dims[1] / 4) def main( update_rects=True, use_static=False, use_layered_dirty=False, screen_dims=[640, 480], use_alpha=False, flags=0, ): """Show lots of sprites moving around Optional keyword arguments: update_rects - use the RenderUpdate sprite group class (default True) use_static - include non-moving images (default False) use_layered_dirty - Use the FastRenderGroup sprite group (default False) screen_dims - Pygame window dimensions (default [640, 480]) use_alpha - use alpha blending (default False) flags - additional display mode flags (default no additional flags) """ if use_layered_dirty: update_rects = True pg.init() # needed to initialise time module for get_ticks() pg.display.init() # if "-fast" in sys.argv: screen = pg.display.set_mode(screen_dims, flags, vsync="-vsync" in sys.argv) # this is mainly for GP2X, so it can quit. pg.joystick.init() num_joysticks = pg.joystick.get_count() if num_joysticks > 0: stick = pg.joystick.Joystick(0) stick.init() # now we will receive events for the joystick screen.fill([0, 0, 0]) pg.display.flip() sprite_surface = pg.image.load(os.path.join(data_dir, "asprite.bmp")) sprite_surface2 = pg.image.load(os.path.join(data_dir, "static.png")) if use_rle: sprite_surface.set_colorkey([0xFF, 0xFF, 0xFF], pg.SRCCOLORKEY | pg.RLEACCEL) sprite_surface2.set_colorkey([0xFF, 0xFF, 0xFF], pg.SRCCOLORKEY | pg.RLEACCEL) else: sprite_surface.set_colorkey([0xFF, 0xFF, 0xFF], pg.SRCCOLORKEY) sprite_surface2.set_colorkey([0xFF, 0xFF, 0xFF], pg.SRCCOLORKEY) if use_alpha: sprite_surface = sprite_surface.convert_alpha() sprite_surface2 = sprite_surface2.convert_alpha() else: sprite_surface = sprite_surface.convert() sprite_surface2 = sprite_surface2.convert() Thingy.images = [sprite_surface] if use_static: Static.images = [sprite_surface2] if len(sys.argv) > 1: try: numsprites = int(sys.argv[-1]) except Exception: numsprites = 100 else: numsprites = 100 sprites = None if use_layered_dirty: ## sprites = pg.sprite.FastRenderGroup() sprites = pg.sprite.LayeredDirty() else: if update_rects: sprites = pg.sprite.RenderUpdates() else: sprites = pg.sprite.Group() for i in range(0, numsprites): if use_static and i % 2 == 0: sprites.add(Static()) sprites.add(Thingy()) frames = 0 start = time() background = pg.Surface(screen.get_size()) background = background.convert() background.fill([0, 0, 0]) going = True while going: if not update_rects: screen.fill([0, 0, 0]) ## for sprite in sprites: ## sprite.move() if update_rects: sprites.clear(screen, background) sprites.update() rects = sprites.draw(screen) if update_rects: pg.display.update(rects) else: pg.display.flip() for event in pg.event.get(): if event.type in [pg.QUIT, pg.KEYDOWN, pg.QUIT, pg.JOYBUTTONDOWN]: going = False frames += 1 end = time() print("FPS: %f" % (frames / ((end - start)))) pg.quit() if __name__ == "__main__": main(update_rects, use_static, use_layered_dirty, screen_dims, use_alpha, flags)