def run():
screen = bbxrun.screen
screen.fill_screen(0x337733)
xpos = 20
image = Image(screen.screen_ctx)
image.load(IMAGE_PATH)
image.draw(xpos, 15, screen.screen_buf, scale=1/4)
color = 0xff5511
fontsize = 48
leading = 70
ypos = 200
for text in [
'BBX-Python!',
'The time is %s' % datetime.datetime.now(),
'Python ' + sys.version.split('\n', 1)[0],
'Visit http://microcode.ca/bbx-python/ to learn more.',
]:
draw_text(xpos, ypos, text, fontsize=fontsize, color=color)
ypos += leading
fontsize = 36
color = 0xffffff
time.sleep(3)
def run():
import bbxrun
screen = bbxrun.screen
image = Image(screen.screen_ctx)
image.load(IMAGE_PATH)
# prepare window to receive image in blit
screen_buf = screen.screen_buf
rect = (c_int * 4)()
rc = screen_get_window_property_iv(screen.screen_win, SCREEN_PROPERTY_BUFFER_SIZE,
cast(byref(rect, 2 * sizeof(c_int)), POINTER(c_int)))
print('rect', list(rect))
if rc: raise RuntimeError(rc)
start = time.time()
prev = time.time()
blits = posts = 0
scale = 1/4
DURATION = 3.5
while time.time() - start < DURATION:
x = random.randint(0, rect[2] - int(image.width * scale))
y = random.randint(0, rect[3] - int(image.height * scale))
image.draw(x, y, screen_buf, scale=scale)
blits += 1
# max refresh rate 60Hz
if time.time() - prev >= 1/60:
prev = time.time()
rc = screen_post_window(screen.screen_win, screen_buf, 1, rect, 0)
if rc: raise RuntimeError(rc)
posts += 1
print('blits=%s posts=%s fps=%.1f' % (blits, posts, posts / DURATION))
def run():
import bbxrun
screen = bbxrun.screen
global _sound_thread, _sound_event
if not _sound_thread:
_sound_thread = threading.Thread(target=_sound_thread_run)
_sound_thread.daemon = True
_sound_event = threading.Event()
_sound_thread.start()
image = Image(screen.screen_ctx)
image.load(IMAGE_PATH)
# find size of window
rect = (c_int * 4)()
rc = screen_get_window_property_iv(
screen.screen_win, SCREEN_PROPERTY_BUFFER_SIZE, cast(byref(rect, 2 * sizeof(c_int)), POINTER(c_int))
)
print("rect", list(rect))
if rc:
raise RuntimeError(rc)
start = time.time()
framecount = 0
scale = 1 / 4
DURATION = 10.0
xmin = 0
xmax = rect[2] - int(image.width * scale)
ymin = 50
ymax = rect[3] - int(image.height * scale)
x = 0
y = ymin
vx = 15
# ~ gravity = 9.98
GFACTOR = 70
timebase = start
while time.time() - start < DURATION:
screen.fill_screen(0xFF0000FF)
image.draw(x, ymax if y > ymax else y, screen.screen_buf, scale=scale)
rc = screen_post_window(screen.screen_win, screen.screen_buf, 1, rect, 0)
if rc:
raise RuntimeError(rc)
framecount += 1
# update based on current values
x += vx
# account for physics
elapsed = time.time() - timebase
delta = math.pow(abs(elapsed) * GFACTOR, 2)
# ~ print('> %.3fs: %d pow %.1f %.1f' % (elapsed, y, elapsed * gravity, delta))
y = ymin + delta
if x > xmax:
x = xmax - (x - xmax)
vx = -vx
elif x < xmin:
x = xmin + (xmin - x)
vx = -vx
if y > ymax and elapsed > 0:
timebase += elapsed * 2
sound()
print("fps=%.1f" % (framecount / DURATION))