def test_SDL_MapRGBA(self):
pformat = pixels.SDL_AllocFormat(pixels.SDL_PIXELFORMAT_RGBA8888)
assert isinstance(pformat.contents, pixels.SDL_PixelFormat)
val = pixels.SDL_MapRGBA(pformat, 0xFF, 0xAA, 0x88, 0x11)
assert val == 0xFFAA8811
pixels.SDL_FreeFormat(pformat)
pformat = pixels.SDL_AllocFormat(pixels.SDL_PIXELFORMAT_UNKNOWN)
assert isinstance(pformat.contents, pixels.SDL_PixelFormat)
assert pformat.contents.format == pixels.SDL_PIXELFORMAT_UNKNOWN
val = pixels.SDL_MapRGBA(pformat, 0xFF, 0xAA, 0x88, 0x11)
assert val == 0x0
pixels.SDL_FreeFormat(pformat)
def test_SDL_MapRGBA(self):
pformat = pixels.SDL_AllocFormat(pixels.SDL_PIXELFORMAT_RGBA8888)
self.assertIsInstance(pformat.contents, pixels.SDL_PixelFormat)
val = pixels.SDL_MapRGBA(pformat, 0xFF, 0xAA, 0x88, 0x11)
self.assertEqual(val, 0xFFAA8811)
pixels.SDL_FreeFormat(pformat)
pformat = pixels.SDL_AllocFormat(pixels.SDL_PIXELFORMAT_UNKNOWN)
self.assertIsInstance(pformat.contents, pixels.SDL_PixelFormat)
self.assertEqual(pformat.contents.format,
pixels.SDL_PIXELFORMAT_UNKNOWN)
val = pixels.SDL_MapRGBA(pformat, 0xFF, 0xAA, 0x88, 0x11)
self.assertEqual(val, 0x0)
pixels.SDL_FreeFormat(pformat)
def test_SDL_RenderDrawPoint(self):
points = ((-4, -3), (-4, 3), (4, -3), (0, 0), (1, 1), (10, 10),
(99, 99), (4, 22), (57, 88), (45, 15), (100, 100))
r, g, b, a = 0xAA, 0xBB, 0xCC, 0xDD
w, h = 100, 100
sf = surface.SDL_CreateRGBSurface(0, w, h, 32, 0xFF000000, 0x00FF0000,
0x0000FF00, 0x000000FF)
color = pixels.SDL_MapRGBA(sf.contents.format, r, g, b, a)
renderer = render.SDL_CreateSoftwareRenderer(sf)
self.assertIsInstance(renderer.contents, render.SDL_Renderer)
ret = render.SDL_SetRenderDrawColor(renderer, r, g, b, a)
self.assertEqual(ret, 0)
for x, y in points:
ret = render.SDL_RenderDrawPoint(renderer, x, y)
self.assertEqual(ret, 0)
render.SDL_RenderPresent(renderer)
view = PixelView(sf.contents)
for x, y in points:
npx = max(x + 1, w)
npy = max(y + 1, h)
ppx = max(x - 1, 0)
ppy = max(y - 1, 0)
if x < 0 or x >= w or y < 0 or y >= h:
continue
self.assertEqual(hex(view[y][x]), hex(color))
if (npx, npy) not in points:
self.assertNotEqual(hex(view[npy][npx]), hex(color))
if (ppx, ppy) not in points:
self.assertNotEqual(hex(view[ppy][ppx]), hex(color))
render.SDL_DestroyRenderer(renderer)
del view
surface.SDL_FreeSurface(sf)