def test_blit_rect(self):
surface = RSDL.CreateRGBSurface(0, 150, 50, 32,
r_uint(0x000000FF),
r_uint(0x0000FF00),
r_uint(0x00FF0000),
r_uint(0xFF000000))
fmt = surface.c_format
color = RSDL.MapRGB(fmt, 255, 0, 0)
RSDL.FillRect(surface, lltype.nullptr(RSDL.Rect), color)
paintrect = RSDL_helper.mallocrect(75, 0, 150, 50)
dstrect = lltype.malloc(RSDL.Rect, flavor='raw')
try:
color = RSDL.MapRGB(fmt, 255, 128, 0)
RSDL.FillRect(surface, paintrect, color)
rffi.setintfield(dstrect, 'c_x', 10)
rffi.setintfield(dstrect, 'c_y', 10)
rffi.setintfield(dstrect, 'c_w', 150)
rffi.setintfield(dstrect, 'c_h', 50)
RSDL.BlitSurface(surface, lltype.nullptr(RSDL.Rect), self.screen, dstrect)
RSDL.Flip(self.screen)
finally:
lltype.free(dstrect, flavor='raw')
lltype.free(paintrect, flavor='raw')
RSDL.FreeSurface(surface)
self.check("Half Red/Orange rectangle(150px * 50px) at the top left, 10 pixels from the border")
def update_screen(screen, paintpattern):
fmt = screen.c_format
white = RSDL.MapRGB(fmt, 255, 255, 255)
black = RSDL.MapRGB(fmt, 0, 0, 0)
RSDL.LockSurface(screen)
pattern[paintpattern % pl](screen, black, white)
RSDL.UnlockSurface(screen)
RSDL.Flip(screen)
RSDL.Delay(10)
def setup_method(self, meth):
self.dst_surf = RSDL.CreateRGBSurface(0, 300, 300, 32,
r_uint(0x000000FF),
r_uint(0x0000FF00),
r_uint(0x00FF0000),
r_uint(0x00000000))
self.src_surf = RSDL.CreateRGBSurface(0, 50, 50, 32,
r_uint(0x000000FF),
r_uint(0x0000FF00),
r_uint(0x00FF0000),
r_uint(0x00000000))
fmt = self.src_surf.c_format
self.black = RSDL.MapRGB(fmt, 0, 0, 0)
self.red = RSDL.MapRGB(fmt, 255, 0, 0)
self.blue = RSDL.MapRGB(fmt, 0, 0, 255)
RSDL.FillRect(self.src_surf, lltype.nullptr(RSDL.Rect), self.red)
def test_bit_pattern(self):
HEIGHT = WIDTH = 10
fmt = self.screen.c_format
white = RSDL.MapRGB(fmt, 255, 255, 255)
black = RSDL.MapRGB(fmt, 0, 0, 0)
RSDL.LockSurface(self.screen)
for i in xrange(WIDTH):
for j in xrange(HEIGHT):
k = j*WIDTH + i
if k % 2:
c = white
else:
c = black
RSDL_helper.set_pixel(self.screen, i, j, c)
RSDL.UnlockSurface(self.screen)
RSDL.Flip(self.screen)
self.check("Upper left corner 10x10 field with vertical black/white stripes")
def setup_draw(self, format, braneRect, groupRect, spikeRect, colors):
self._braneRect = braneRect
self._groupRect = groupRect
self._spikeRect = spikeRect
self._sdl_colors = colors
r, g, b = self._color
self._group_color = RSDL.MapRGB(format, int(r * 255), int(g * 255),
int(b * 255))
def test_fillrect_full(self):
fmt = self.screen.c_format
for colorname, r, g, b in [('dark red', 128, 0, 0),
('yellow', 255, 255, 0),
('blue', 0, 0, 255)]:
color = RSDL.MapRGB(fmt, r, g, b)
RSDL.FillRect(self.screen, lltype.nullptr(RSDL.Rect), color)
RSDL.Flip(self.screen)
self.check("Screen filled with %s" % colorname)
def draw(self, surf):
#if self._braneRect:
fmt = surf.c_format
b = int(self._brane * 6)
if b > 255: b = 255
elif b < 0: b = 0
color = RSDL.MapRGB(fmt, 0, 0, b)
RSDL.FillRect(surf, self._braneRect, color)
RSDL.FillRect(surf, self._groupRect, self._group_color)
if self._draw_spike:
RSDL.FillRect(surf, self._spikeRect, self._sdl_colors['white'])
else:
RSDL.FillRect(surf, self._spikeRect,
color) #self._sdl_colors['black'])
self._draw_spike = False
def __init__(self):
start = float(time.time())
self._neurons = []
self._columns = []
self._layers = [[]] * LAYERS
self._pulse_layers = [0] * LAYERS
self._pulse_layers[0] = 1
self._pulse_columns = [0] * COLUMNS
self._pulse_columns[0] = 1
self._pulse_columns[1] = 1
self._pulse_columns[2] = 1
self._pulse_columns[3] = 1
inc = 360.0 / COLUMNS
scale = float(LAYERS)
expansion = 1.333
linc = scale / LAYERS
for column in range(COLUMNS):
colNeurons = []
self._columns.append(colNeurons)
X = math.sin(radians(column * inc))
Y = math.cos(radians(column * inc))
expanding = STEM
width = 1.0 / scale
for layer in range(LAYERS):
Z = layer * linc
r = random() * random()
g = 0.2
b = 0.2
for i in range(int(expanding)):
x = uniform(-width, width)
rr = random() * random() # DJ's trick
y = uniform(-width * rr, width * rr) + X
z = Z + Y
# create 50/50 exitatory/inhibitory
n = RecurrentSpikingModel(x=x,
y=y,
z=z,
column=column,
layer=layer,
red=r,
green=g,
blue=b)
self._neurons.append(n)
colNeurons.append(n)
self._layers[layer].append(n)
expanding *= expansion
width *= expansion
dendrites = 0
interlayer = 0
for lay in self._layers:
for a in lay:
for b in lay:
if a is not b and a._column == b._column:
a.attach_dendrite(b)
dendrites += 1
interlayer += 1
intercol = 0
for col in self._columns:
for a in col:
for b in col:
if a is not b and random() * random() > 0.75:
a.attach_dendrite(b)
intercol += 1
dendrites += 1
intercore = 0
core = self._layers[-1]
for a in core:
for b in core:
if a is not b and random() * random() > 0.85:
a.attach_dendrite(b)
intercore += 1
dendrites += 1
print 'brain creation time (seconds)', float(time.time()) - start
print 'neurons per column', len(self._columns[0])
print 'inter-layer dendrites', interlayer
print 'inter-column dendrites', intercol
print 'inter-neocoretex dendrites', intercore
print 'total dendrites', dendrites
print 'total neurons', len(self._neurons)
for i, lay in enumerate(self._layers):
print 'layer: %s neurons: %s' % (i, len(lay))
for i, col in enumerate(self._columns):
print 'column: %s neurons: %s' % (i, len(col))
self._stdin = streamio.fdopen_as_stream(0, 'r', 1)
#self._stdout = streamio.fdopen_as_stream(1, 'w', 1)
#self._stderr = streamio.fdopen_as_stream(2, 'w', 1)
self._width = 640
self._height = 480
assert RSDL.Init(RSDL.INIT_VIDEO) >= 0
self.screen = RSDL.SetVideoMode(self._width, self._height, 32, 0)
assert self.screen
fmt = self.screen.c_format
self.ColorWhite = white = RSDL.MapRGB(fmt, 255, 255, 255)
self.ColorGrey = grey = RSDL.MapRGB(fmt, 128, 128, 128)
self.ColorBlack = black = RSDL.MapRGB(fmt, 0, 0, 0)
self.ColorBlue = blue = RSDL.MapRGB(fmt, 0, 0, 200)
colors = {'white': white, 'grey': grey, 'black': black, 'blue': blue}
x = 1
y = 1
for i, n in enumerate(self._neurons):
braneRect = RSDL_helper.mallocrect(x, y, 12, 12)
groupRect = RSDL_helper.mallocrect(x, y, 12, 2)
spikeRect = RSDL_helper.mallocrect(x + 4, y + 4, 4, 4)
n.setup_draw(self.screen.c_format, braneRect, groupRect, spikeRect,
colors)
x += 13
if x >= self._width - 14:
x = 1
y += 13
