def test_fill_rect(self):
rectlist = (rect.SDL_Rect(0, 0, 0, 0),
rect.SDL_Rect(0, 0, 10, 10),
rect.SDL_Rect(0, 0, -10, 10),
rect.SDL_Rect(0, 0, -10, -10),
rect.SDL_Rect(-10, -10, 10, 10),
rect.SDL_Rect(10, -10, 10, 10),
rect.SDL_Rect(10, 10, 10, 10),
)
for fmt in pixels.ALL_PIXELFORMATS:
if pixels.SDL_ISPIXELFORMAT_FOURCC(fmt):
continue
if pixels.SDL_BITSPERPIXEL(fmt) < 8:
continue # Skip < 8bpp, SDL_FillRect does not work on those
for w in range(1, 100, 5):
for h in range(1, 100, 5):
bpp, rmask, gmask, bmask, amask = \
pixels.pixelformat_enum_to_masks(fmt)
sf = surface.create_rgb_surface(w, h, bpp, rmask, gmask,
bmask, amask)
self.assertIsInstance(sf, surface.SDL_Surface)
for r in rectlist:
# TODO: check for changed pixels
surface.fill_rect(sf, r, 0xff00ff00)
surface.free_surface(sf)
def fill(target, color, area=None):
"""Fills a certain rectangular area on the passed target with a color.
If no area is provided, the entire target will be filled with
the passed color. If an iterable item is provided as area (such as a list
or tuple), it will be first checked, if the item denotes a single
rectangular area (4 integer values) before assuming it to be a sequence
of rectangular areas.
"""
color = prepare_color(color, target)
rtarget = _get_target_surface(target)
varea = None
if area is not None and isiterable(area):
# can be either a single rect or a list of rects)
if len(area) == 4:
# is it a rect?
try:
varea = rect.SDL_Rect(int(area[0]), int(area[1]),
int(area[2]), int(area[3]))
except:
# No, not a rect, assume a seq of rects.
pass
if not varea: # len(area) == 4 AND varea set.
varea = []
for r in area:
varea.append(rect.SDL_Rect(r[0], r[1], r[2], r[3]))
if varea is None or isinstance(varea, rect.SDL_Rect):
sdlsurface.fill_rect(rtarget, varea, color)
else:
sdlsurface.fill_rects(rtarget, varea, color)
def from_color(self, color, size=(0, 0), bpp=32, masks=None):
"""Creates a sprite with a certain color.
"""
color = convert_to_color(color)
if masks:
rmask, gmask, bmask, amask = masks
else:
rmask = gmask = bmask = amask = 0
sf = sdlsurface.create_rgb_surface(size[0], size[1], bpp, rmask, gmask, bmask, amask)
fmt = sf.format
if fmt.Amask != 0:
# Target has an alpha mask
c = pixels.map_rgba(fmt, color.r, color.g, color.b, color.a)
else:
c = pixels.map_rgb(fmt, color.r, color.g, color.b)
sdlsurface.fill_rect(sf, None, c)
return self.from_surface(sf, True)
def test_blit_surface(self):
bpp = 32
w, h = 10, 10
# no alpha to prevent blending
masks = (0xFF000000, 0x00FF0000, 0x0000FF00, 0x00000000)
dest = surface.create_rgb_surface(w, h, bpp, masks[0], masks[1],
masks[2], masks[3])
pixelsize = h * dest.pitch
rowlen = dest.pitch // 4
sources = []
for width, height in blitsizes:
src = surface.create_rgb_surface(width, height, bpp, masks[0],
masks[1], masks[2], masks[3])
surface.fill_rect(src, None, 0xFFFFFFFF) # fill with white
sources.append(src)
for src in sources:
for pos in blitpositions:
drect = pos.__copy__()
surface.fill_rect(dest, None, 0x0) # fill with black
surface.blit_surface(src, None, dest, drect)
buf = ctypes.cast(dest.pixels,
ctypes.POINTER(ctypes.c_ubyte * pixelsize))
pbuf = pgarray.CTypesView(buf.contents, itemsize=1,
objsize=pixelsize)
iview = pbuf.to_uint32()
pw = drect.x + drect.w
ph = drect.y + drect.h
for y in range(dest.size[1]):
for x in range(dest.size[0]):
col = iview[y * rowlen + x]
if y >= drect.y and y < ph and \
x >= drect.x and x < pw:
self.assertEqual(col, 0xFFFFFFFF, msg="""color
mismatch at %d,%d for %s: %d != %d""" % (y, x, pos, col, 0xFFFFFFFF))
else:
self.assertEqual(col, 0x0, msg="""color mismatch
at %d,%d for %s: %d != %d""" % (y, x, pos, col, 0x0))
while len(sources) > 0:
sf = sources.pop()
surface.free_surface(sf)
surface.free_surface(dest)
def fill(self, color):
""" expects RGBA8888 4-tuple """
color = sdlpixels.map_rgba(self._surf.format, *color)
sdlsurface.fill_rect(self._surf, None, color)
